Workspace.java revision b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17a5902524d4403885eb4c50360bf3465c6be796efJoe Onoratopackage com.android.launcher2; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurkaimport com.android.launcher.R; 20dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport com.android.launcher2.CellLayout.LayoutParams; 21495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell 22dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.Animatable; 23dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.PropertyAnimator; 24dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.Sequencer; 25dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.Animatable.AnimatableListener; 268f573952b8729b4319043ae0908997ecd2d68951Dianne Hackbornimport android.app.WallpaperManager; 27629de3ef739883c0962423cc0c3a26299f162d3dRomain Guyimport android.appwidget.AppWidgetManager; 28629de3ef739883c0962423cc0c3a26299f162d3dRomain Guyimport android.appwidget.AppWidgetProviderInfo; 29495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.content.ComponentName; 3031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 3131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Intent; 32495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.content.pm.PackageManager; 335c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guyimport android.content.pm.ProviderInfo; 3431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.res.TypedArray; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Canvas; 366569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.Paint; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 38f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.graphics.drawable.Drawable; 395c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guyimport android.net.Uri; 40956091ba7863bd72086275e61084864994dd6fa7Joe Onoratoimport android.os.IBinder; 41080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.Parcel; 42495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.os.Parcelable; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 44291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandlerimport android.util.Log; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.VelocityTracker; 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewConfiguration; 49dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.view.ViewDebug; 5031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 5131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewParent; 52aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 53dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.view.animation.AnimationUtils; 542762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powellimport android.view.animation.Interpolator; 55aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.RotateAnimation; 56dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.view.animation.Animation.AnimationListener; 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.Scroller; 58f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.widget.TextView; 590e26059548e429e5d1c973bebe4c561bead2926fMichael Jurkaimport android.widget.Toast; 6031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurkaimport java.util.ArrayList; 62af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurkaimport java.util.HashSet; 63edcce099c98a6c40d10109ac092ab50f9d2668f3Romain Guy 6431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 65aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * The workspace is a wide area with a wallpaper and a finite number of screens. 66aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Each screen contains a number of icons, folders or widgets the user can 67aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * interact with. A workspace is meant to be used with a fixed width only. 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 69dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkapublic class Workspace extends ViewGroup 70dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka implements DropTarget, DragSource, DragScroller, View.OnTouchListener { 71e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy @SuppressWarnings({"UnusedDeclaration"}) 723a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato private static final String TAG = "Launcher.Workspace"; 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static final int INVALID_SCREEN = -1; 74dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // This is how much the workspace shrinks when we enter all apps or 75dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // customization mode 76dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private static final float SHRINK_FACTOR = 0.16f; 77aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 7831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 79aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * The velocity at which a fling gesture will cause us to snap to the next 80aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * screen 8131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 82a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell private static final int SNAP_VELOCITY = 600; 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 848f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private final WallpaperManager mWallpaperManager; 85aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mDefaultScreen; 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private boolean mFirstLayout = true; 8931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCurrentScreen; 9131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mNextScreen = INVALID_SCREEN; 9231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Scroller mScroller; 9331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private VelocityTracker mVelocityTracker; 9431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 9631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * CellInfo for the cell that is currently being dragged 9731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 9831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private CellLayout.CellInfo mDragInfo; 99aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 10170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Target drop area calculated during last acceptDrop call. 10270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 10370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTargetCell = null; 10431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1066569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * The CellLayout that is currently being dragged over 1076569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 1086569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private CellLayout mDragTargetLayout = null; 1096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionX; 11131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionY; 112aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 11331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_REST = 0; 11431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_SCROLLING = 1; 11531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchState = TOUCH_STATE_REST; 11731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private OnLongClickListener mLongClickListener; 11931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 12031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Launcher mLauncher; 1210589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato private IconCache mIconCache; 12200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato private DragController mDragController; 123aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 12570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Cache of vacant cells, used during drag events and invalidated as needed. 12670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 12770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout.CellInfo mVacantCache = null; 128aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int[] mTempCell = new int[2]; 13070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTempEstimate = new int[2]; 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 132a9c28f6f97a4b34d9527c786e3aa8f02d92d9e07Joe Onorato private boolean mAllowLongPress = true; 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchSlop; 135a206daaed1318005d1534cca2e4eeec56144d104Romain Guy private int mMaximumVelocity; 136aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1373499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private static final int INVALID_POINTER = -1; 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1393499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private int mActivePointerId = INVALID_POINTER; 140aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1418a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mPreviousIndicator; 1428a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mNextIndicator; 143aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 144fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float NANOTIME_DIV = 1000000000.0f; 145fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float SMOOTHING_SPEED = 0.75f; 146fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float SMOOTHING_CONSTANT = (float) (0.016 / Math.log(SMOOTHING_SPEED)); 147fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private float mSmoothingTime; 148fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private float mTouchX; 1498a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 1502762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private WorkspaceOvershootInterpolator mScrollInterpolator; 1512762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 152d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float BASELINE_FLING_VELOCITY = 2500.f; 153d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float FLING_VELOCITY_INFLUENCE = 0.4f; 154aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1556569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private Paint mDropIndicatorPaint; 1566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 157dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // State variable that indicated whether the screens are small (ie when you're 158dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // in all apps or customize mode) 159dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private boolean mIsSmall; 160dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private AnimatableListener mUnshrinkAnimationListener; 161dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1622762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private static class WorkspaceOvershootInterpolator implements Interpolator { 163d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float DEFAULT_TENSION = 1.3f; 1642762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private float mTension; 1652762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 1662762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public WorkspaceOvershootInterpolator() { 1672762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mTension = DEFAULT_TENSION; 1682762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 169aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1702762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public void setDistance(int distance) { 1712762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mTension = distance > 0 ? DEFAULT_TENSION / distance : DEFAULT_TENSION; 1722762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 1732762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 174d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell public void disableSettle() { 175d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mTension = 0.f; 176d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 177d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell 1782762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public float getInterpolation(float t) { 1792762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell // _o(t) = t * t * ((tension + 1) * t + tension) 1802762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell // o(t) = _o(t - 1) + 1 1812762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell t -= 1.0f; 1822762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell return t * t * ((mTension + 1) * t + mTension) + 1.0f; 1832762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 1842762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 185aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 18631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 18731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 18831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 18931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 19031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 19131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 19231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs) { 19331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 20131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param defStyle Unused. 20231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 20331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs, int defStyle) { 20431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 20531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2068f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn mWallpaperManager = WallpaperManager.getInstance(context); 207aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 208aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung TypedArray a = context.obtainStyledAttributes(attrs, 209aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung R.styleable.Workspace, defStyle, 0); 210aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int canonicalDeviceWidth = a.getInt(R.styleable.Workspace_canonicalDeviceWidth, 4); 211aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int canonicalDeviceHeight = a.getInt(R.styleable.Workspace_canonicalDeviceHeight, 4); 21231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDefaultScreen = a.getInt(R.styleable.Workspace_defaultScreen, 1); 21331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 21431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 215aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherModel.updateWorkspaceLayoutCells(canonicalDeviceWidth, 216aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung canonicalDeviceHeight); 2170d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato setHapticFeedbackEnabled(false); 21831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project initWorkspace(); 21931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 22131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 22231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Initializes various states for this workspace. 22331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 22431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void initWorkspace() { 2250589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato Context context = getContext(); 2262762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mScrollInterpolator = new WorkspaceOvershootInterpolator(); 2272762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mScroller = new Scroller(context, mScrollInterpolator); 22831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = mDefaultScreen; 22931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 2300589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato LauncherApplication app = (LauncherApplication)context.getApplicationContext(); 2310589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato mIconCache = app.getIconCache(); 23231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 233a206daaed1318005d1534cca2e4eeec56144d104Romain Guy final ViewConfiguration configuration = ViewConfiguration.get(getContext()); 234a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mTouchSlop = configuration.getScaledTouchSlop(); 235a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mMaximumVelocity = configuration.getScaledMaximumFlingVelocity(); 236dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mUnshrinkAnimationListener = new AnimatableListener() { 237dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationStart(Animatable animation) {} 238dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationEnd(Animatable animation) { 239dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mIsSmall = false; 240dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 241dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationCancel(Animatable animation) {} 242dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationRepeat(Animatable animation) {} 243dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka }; 24431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 24731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index, LayoutParams params) { 24831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 24931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 25031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index, params); 25231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 25431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 25531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child) { 25631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 25731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 25831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child); 26031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 26331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index) { 26431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 26531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 26631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index); 26831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 27131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int width, int height) { 27231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 27331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 27431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, width, height); 27631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 27931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, LayoutParams params) { 28031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 28131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 28231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 28331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, params); 28431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 28531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 28731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The open folder on the current screen, or null if there is none 28831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 28931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder getOpenFolder() { 29031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(mCurrentScreen); 29131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 29231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 29331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 294aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (child instanceof Folder) { 295aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Folder folder = (Folder) child; 296aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder.getInfo().opened) 297aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return folder; 29831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 29931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 30031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 30131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 30231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 30331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> getOpenFolders() { 304dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 305dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka ArrayList<Folder> folders = new ArrayList<Folder>(screenCount); 30631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 307dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int screen = 0; screen < screenCount; screen++) { 30831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(screen); 30931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 31031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 31131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 312aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child 313aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLayoutParams(); 314aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (child instanceof Folder) { 315aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Folder folder = (Folder) child; 316aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder.getInfo().opened) 317aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung folders.add(folder); 31831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 31931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 32331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return folders; 32431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 32631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean isDefaultScreenShowing() { 32731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen == mDefaultScreen; 32831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 33031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 33131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Returns the index of the currently displayed screen. 33231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 33331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The index of the currently displayed screen. 33431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 33531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCurrentScreen() { 33631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen; 33731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 33831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 33931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 34031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Sets the current screen. 34131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 34231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param currentScreen 34331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 34431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setCurrentScreen(int currentScreen) { 345b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(currentScreen, true); 346b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 347b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 348b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka void setCurrentScreen(int currentScreen, boolean animateScrolling) { 349b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(currentScreen, animateScrolling, getWidth()); 350b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 351b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 352b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka void setCurrentScreen(int currentScreen, boolean animateScrolling, int screenWidth) { 353aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (!mScroller.isFinished()) 354aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mScroller.abortAnimation(); 3554c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 35631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(currentScreen, getChildCount() - 1)); 357aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mPreviousIndicator != null) { 358aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mPreviousIndicator.setLevel(mCurrentScreen); 359aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mNextIndicator.setLevel(mCurrentScreen); 360aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 361b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (animateScrolling) { 362b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka scrollTo(mCurrentScreen * screenWidth, 0); 363b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } else { 364b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka mScrollX = mCurrentScreen * screenWidth; 365b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 366b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka updateWallpaperOffset(screenWidth * (getChildCount() - 1)); 36731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 36831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 37031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 37131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 37231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 37331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 37431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 37531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 37631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 37731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 37831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 37931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 38031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY) { 38131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, false); 38231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 38331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 38431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 38531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 38631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 38731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 38831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 38931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 39031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 39131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 39231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 39331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 39431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 39531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY, boolean insert) { 39631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, insert); 39731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 39831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 39931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 40031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 40131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 40231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 40331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 40431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 40531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 40631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 40731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 40831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 40931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 41031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY) { 41131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, screen, x, y, spanX, spanY, false); 41231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 41331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 414aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung void addInFullScreen(View child, int screen) { 415aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(child, screen, 0, 0, -1, -1); 416aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 417aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 418aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void rotateCurrentScreensChildren() { 419aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 420aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // close all the folders first 421aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final ArrayList<Folder> openFolders = getOpenFolders(); 422aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 423aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung WorkspaceOvershootInterpolator wi = new WorkspaceOvershootInterpolator(); 424aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung RotateAnimation ra = new RotateAnimation((float) LauncherModel 425aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getPreviousOrientationRelativeToCurrent(), 0, 426aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 427aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 0.5f); 428aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ra.setInterpolator(wi); 429aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout currentScreen = (CellLayout) getChildAt(mCurrentScreen); 430aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ra.setStartOffset(150); 431aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ra.setDuration(650 + (int) (Math.random() * 400) - 200); 432aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 433aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.CellLayoutAnimationController animationController = new CellLayout.CellLayoutAnimationController( 434aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ra, 0.0f); 435aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung currentScreen.setLayoutAnimation(animationController); 436aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung currentScreen.setLayoutAnimationListener(new AnimationListener() { 437aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onAnimationStart(Animation animation) { 438aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // do nothing 439aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 440aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 441aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onAnimationRepeat(Animation animation) { 442aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // do nothing 443aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 444aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 445aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onAnimationEnd(Animation animation) { 446aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung for (int j = 0; j < openFolders.size(); ++j) { 447aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Folder folder = openFolders.get(j); 448aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (!folder.getInfo().opened) { 449aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLauncher.openFolder(folder.getInfo()); 450aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 451aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 452aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 453aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung }); 454aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung animationController.start(); 455aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 456aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung for (int j = 0; j < openFolders.size(); ++j) { 457aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLauncher.closeFolder(openFolders.get(j)); 458aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 459aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 460aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 461aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void refreshWorkspaceChildren() { 462dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 463aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung View child; 464aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 465aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.LayoutParams lp; 466aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthMeasureSpec = MeasureSpec.makeMeasureSpec(LauncherModel 467aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLocalDeviceWidth(), MeasureSpec.EXACTLY); 468aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int heightMeasureSpec = MeasureSpec.makeMeasureSpec(LauncherModel 469aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLocalDeviceHeight(), MeasureSpec.EXACTLY); 470aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 471aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung clearVacantCache(); 472aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 473dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 474aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final CellLayout layout = (CellLayout) getChildAt(i); 475dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int count = layout.getChildCount(); 476aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 477aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // save reference to all current children 478dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int j = 0; j < count; j++) { 479aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child = layout.getChildAt(j); 480aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 481aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp = (CellLayout.LayoutParams) child.getLayoutParams(); 482aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherModelOrientationHelper.Coordinates localCoord = LauncherModel 483aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLocalCoordinatesFromPreviousLocalCoordinates(lp); 484aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 485aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX = localCoord.x; 486aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellY = localCoord.y; 487aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 488aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 489aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung layout.measure(widthMeasureSpec, heightMeasureSpec); 490aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 491aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 492aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 49331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 49431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 49531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 49631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 49731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 49831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 49931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 50031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 50131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 50231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 50331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 50431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 50531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY, boolean insert) { 50631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen < 0 || screen >= getChildCount()) { 507291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler Log.e(TAG, "The screen must be >= 0 and < " + getChildCount() 508291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler + " (was " + screen + "); skipping child"); 509291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler return; 51031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5124c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 5134c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 51431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout group = (CellLayout) getChildAt(screen); 51531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 51631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp == null) { 51731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp = new CellLayout.LayoutParams(x, y, spanX, spanY); 51831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 51931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellX = x; 52031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellY = y; 52131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellHSpan = spanX; 52231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellVSpan = spanY; 52331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 524aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Get the canonical child id to uniquely represent this view in this screen 526aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int childId = LauncherModel.getCanonicalCellLayoutChildId(child.getId(), screen, x, y, spanX, spanY); 527aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (!group.addViewToCellLayout(child, insert ? 0 : -1, childId, lp)) { 528aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // TODO: This branch occurs when the workspace is adding views 529aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // outside of the defined grid 5306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // maybe we should be deleting these items from the LauncherModel? 531aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Log.w(TAG, "Failed to add to item at (" + lp.cellX + "," + lp.cellY + ") to CellLayout"); 532aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 533aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 53431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof Folder)) { 5350d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato child.setHapticFeedbackEnabled(false); 53631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 53731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 53800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 539aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragController.addDropTarget((DropTarget) child); 54000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 54131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.CellInfo findAllVacantCells(boolean[] occupied) { 54431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout group = (CellLayout) getChildAt(mCurrentScreen); 54531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (group != null) { 54670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return group.findAllVacantCells(occupied, null); 54731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 55031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5514c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy private void clearVacantCache() { 5524c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache != null) { 5534c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache.clearVacantCells(); 5544c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = null; 5554c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 5564c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 55731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 558dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public boolean onTouch(View v, MotionEvent event) { 559dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // this is an intercepted event being forwarded from a cell layout 560dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mIsSmall) { 561dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka unshrink((CellLayout)v); 562213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka mLauncher.onWorkspaceUnshrink(); 563dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 564dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return false; 5650e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } 5660e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka 56731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 56831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Registers the specified listener on each screen contained in this workspace. 56931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 57031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param l The listener used to respond to long clicks. 57131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 57231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 57331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setOnLongClickListener(OnLongClickListener l) { 57431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLongClickListener = l; 575dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 576dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 57731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).setOnLongClickListener(l); 57831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 57931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 58031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5818f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private void updateWallpaperOffset() { 582798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(getChildAt(getChildCount() - 1).getRight() - (mRight - mLeft)); 583798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy } 584798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy 585798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy private void updateWallpaperOffset(int scrollRange) { 586956091ba7863bd72086275e61084864994dd6fa7Joe Onorato IBinder token = getWindowToken(); 587956091ba7863bd72086275e61084864994dd6fa7Joe Onorato if (token != null) { 588956091ba7863bd72086275e61084864994dd6fa7Joe Onorato mWallpaperManager.setWallpaperOffsetSteps(1.0f / (getChildCount() - 1), 0 ); 589495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell mWallpaperManager.setWallpaperOffsets(getWindowToken(), 590495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell Math.max(0.f, Math.min(mScrollX/(float)scrollRange, 1.f)), 0); 591956091ba7863bd72086275e61084864994dd6fa7Joe Onorato } 5928f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn } 593aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 595fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell public void scrollTo(int x, int y) { 596fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell super.scrollTo(x, y); 597fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = x; 598fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 599fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } 600aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 601fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell @Override 60231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void computeScroll() { 60331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScroller.computeScrollOffset()) { 604fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = mScrollX = mScroller.getCurrX(); 605fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 60631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollY = mScroller.getCurrY(); 6078f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 60831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project postInvalidate(); 60931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (mNextScreen != INVALID_SCREEN) { 61031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(mNextScreen, getChildCount() - 1)); 611af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (mPreviousIndicator != null) { 612af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mPreviousIndicator.setLevel(mCurrentScreen); 613af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mNextIndicator.setLevel(mCurrentScreen); 614af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = INVALID_SCREEN; 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 618fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } else if (mTouchState == TOUCH_STATE_SCROLLING) { 619fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float now = System.nanoTime() / NANOTIME_DIV; 620fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float e = (float) Math.exp((now - mSmoothingTime) / SMOOTHING_CONSTANT); 621fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float dx = mTouchX - mScrollX; 622fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mScrollX += dx * e; 623fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = now; 624fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell 625fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell // Keep generating points as long as we're more than 1px away from the target 626fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (dx > 1.f || dx < -1.f) { 627fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell updateWallpaperOffset(); 628fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell postInvalidate(); 629fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } 63031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 63331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 63431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void dispatchDraw(Canvas canvas) { 6357376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project boolean restore = false; 636e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato int restoreCount = 0; 637e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 63831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // ViewGroup.dispatchDraw() supports many features we don't need: 63931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // clip to padding, layout animation, animation listener, disappearing 64031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // children, etc. The following implementation attempts to fast-track 64131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // the drawing dispatch by drawing only what we know needs to be drawn. 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 643f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy boolean fastDraw = mTouchState != TOUCH_STATE_SCROLLING && mNextScreen == INVALID_SCREEN; 644dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 645dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // if the screens are all small, we need to draw all the screens since 646dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // they're most likely all visible 647dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mIsSmall) { 648dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 649dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 650dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka CellLayout cl = (CellLayout)getChildAt(i); 651dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka drawChild(canvas, cl, getDrawingTime()); 652dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 653dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } else if (fastDraw) { 654dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // If we are not scrolling or flinging, draw only the current screen 65531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), getDrawingTime()); 65631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final long drawingTime = getDrawingTime(); 658d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final float scrollPos = (float) mScrollX / getWidth(); 659d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int leftScreen = (int) scrollPos; 660d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int rightScreen = leftScreen + 1; 661d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (leftScreen >= 0) { 662d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell drawChild(canvas, getChildAt(leftScreen), drawingTime); 663d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 664d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (scrollPos != leftScreen && rightScreen < getChildCount()) { 665d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell drawChild(canvas, getChildAt(rightScreen), drawingTime); 66631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 66731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6687376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project 6697376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project if (restore) { 670e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato canvas.restoreToCount(restoreCount); 6717376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project } 67231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 67400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato protected void onAttachedToWindow() { 67500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato super.onAttachedToWindow(); 676956091ba7863bd72086275e61084864994dd6fa7Joe Onorato computeScroll(); 67700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.setWindowToken(getWindowToken()); 67800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 67900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onMeasure(widthMeasureSpec, heightMeasureSpec); 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int width = MeasureSpec.getSize(widthMeasureSpec); 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthMode != MeasureSpec.EXACTLY) { 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (heightMode != MeasureSpec.EXACTLY) { 69231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // The children are given the same width and height as the workspace 696dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 697dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).measure(widthMeasureSpec, heightMeasureSpec); 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mFirstLayout) { 7023a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(false); 703b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(mCurrentScreen, false, width); 7043a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(true); 70531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 710dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 711dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mFirstLayout) { 712dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int width = getWidth(); 713dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 714dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setX(i*width); 715dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 716dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mFirstLayout = false; 717dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 719dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View child = getChildAt(i); 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getVisibility() != View.GONE) { 722dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int childX = child.getX(); 723213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka final int childY = child.getY(); 724213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka child.layout(childX, childY, 725213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka childX + child.getMeasuredWidth(), childY + child.getMeasuredHeight()); 72631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 728aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 729aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (LauncherApplication.isInPlaceRotationEnabled()) { 730aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // When the device is rotated, the scroll position of the current screen 731aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // needs to be refreshed 732aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung setCurrentScreen(getCurrentScreen()); 733aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) { 73831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen = indexOfChild(child); 73931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen != mCurrentScreen || !mScroller.isFinished()) { 74031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mLauncher.isWorkspaceLocked()) { 74131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(screen); 74231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 74331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 74431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 74531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 74631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 74731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 74831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 74931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { 750678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 75131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder != null) { 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return openFolder.requestFocus(direction, previouslyFocusedRect); 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int focusableScreen; 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen != INVALID_SCREEN) { 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mNextScreen; 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mCurrentScreen; 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(focusableScreen).requestFocus(direction, previouslyFocusedRect); 76231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 76531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchUnhandledMove(View focused, int direction) { 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() > 0) { 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() - 1); 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT) { 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() < getChildCount() - 1) { 77631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() + 1); 77731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return super.dispatchUnhandledMove(focused, direction); 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 784c2e24c0a37ddeab930f731c062705d435e477f75Romain Guy public void addFocusables(ArrayList<View> views, int direction, int focusableMode) { 785678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 78631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder == null) { 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen).addFocusables(views, direction); 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen > 0) { 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen - 1).addFocusables(views, direction); 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 793aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } else if (direction == View.FOCUS_RIGHT) { 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen < getChildCount() - 1) { 79531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen + 1).addFocusables(views, direction); 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project openFolder.addFocusables(views, direction); 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 8057bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato public boolean dispatchTouchEvent(MotionEvent ev) { 8067bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (ev.getAction() == MotionEvent.ACTION_DOWN) { 8077bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (mLauncher.isWorkspaceLocked() || mLauncher.isAllAppsVisible()) { 8087bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return false; 8097bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 8107bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 8117bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return super.dispatchTouchEvent(ev); 8127bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 8137bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato 8147bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato @Override 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 81668ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean workspaceLocked = mLauncher.isWorkspaceLocked(); 81768ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean allAppsVisible = mLauncher.isAllAppsVisible(); 81868ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato if (workspaceLocked || allAppsVisible) { 8197c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 82331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * This method JUST determines whether we want to intercept the motion. 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If we return true, onTouchEvent will be called and we do the actual 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * scrolling there. 82631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Shortcut the most recurring case: the user is in the dragging 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * state and he is moving his finger. We want to intercept this 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * motion. 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if ((action == MotionEvent.ACTION_MOVE) && (mTouchState != TOUCH_STATE_REST)) { 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 838a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker == null) { 839a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = VelocityTracker.obtain(); 840a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 841a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.addMovement(ev); 842aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 8433499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 8443499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_MOVE: { 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * mIsBeingDragged == false, otherwise the shortcut would have caught it. Check 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * whether the user has moved far enough from his original down touch. 84831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 84931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 85031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 85131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Locally do absolute value. mLastMotionX is set to the y value 85231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * of the down event. 85331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 8543499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 8553499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float x = ev.getX(pointerIndex); 8563499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float y = ev.getY(pointerIndex); 85731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int xDiff = (int) Math.abs(x - mLastMotionX); 85831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int yDiff = (int) Math.abs(y - mLastMotionY); 85931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 860c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell final int touchSlop = mTouchSlop; 861c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean xMoved = xDiff > touchSlop; 862c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean yMoved = yDiff > touchSlop; 863aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 86431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (xMoved || yMoved) { 865aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 866fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (xMoved) { 86731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll if the user moved far enough along the X axis 86831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_SCROLLING; 8693499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = x; 870fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = mScrollX; 871fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 872fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 87331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Either way, cancel any pending longpress 87531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mAllowLongPress) { 87631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 87731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Try canceling the long press. It could also have been scheduled 87831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // by a distant descendant, so use the mAllowLongPress flag to block 87931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // everything 88031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View currentScreen = getChildAt(mCurrentScreen); 88131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen.cancelLongPress(); 88231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 8853499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 88631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 887aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung case MotionEvent.ACTION_DOWN: { 888aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final float x = ev.getX(); 889aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final float y = ev.getY(); 890aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // Remember location of down touch 891aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLastMotionX = x; 892aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLastMotionY = y; 893aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mActivePointerId = ev.getPointerId(0); 894aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mAllowLongPress = true; 89531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches the screen, initiate drag; 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * otherwise don't. mScroller.isFinished should be false when 89931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * being flinged. 90031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 90131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = mScroller.isFinished() ? TOUCH_STATE_REST : TOUCH_STATE_SCROLLING; 90231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 9033499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 90431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 90531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 90631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 907aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 908f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (mTouchState != TOUCH_STATE_SCROLLING) { 909f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron final CellLayout currentScreen = (CellLayout)getChildAt(mCurrentScreen); 910f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (!currentScreen.lastDownOnOccupiedCell()) { 91106762ab54d64e84328d427403bb6074dfd0f630cRomain Guy getLocationOnScreen(mTempCell); 912f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron // Send a tap to the wallpaper if the last down was on empty space 9133499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 914aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mWallpaperManager.sendWallpaperCommand(getWindowToken(), 91506762ab54d64e84328d427403bb6074dfd0f630cRomain Guy "android.wallpaper.tap", 9163499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[0] + (int) ev.getX(pointerIndex), 9173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[1] + (int) ev.getY(pointerIndex), 0, null); 918f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 919f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 920aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 92131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Release the drag 92231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 92331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 9243499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 92531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 926aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 927a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker != null) { 928a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.recycle(); 929a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = null; 930a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 931f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 932aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung break; 933aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 934aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung case MotionEvent.ACTION_POINTER_UP: 935aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung onSecondaryPointerUp(ev); 936aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung break; 93731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 94031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The only time we want to intercept motion events is if we are in the 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * drag mode. 94231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 94331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mTouchState != TOUCH_STATE_REST; 94431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 945aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 9463499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private void onSecondaryPointerUp(MotionEvent ev) { 9473499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = (ev.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> 9483499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell MotionEvent.ACTION_POINTER_INDEX_SHIFT; 9493499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerId = ev.getPointerId(pointerIndex); 9503499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (pointerId == mActivePointerId) { 9513499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // This was our active pointer going up. Choose a new 9523499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // active pointer and adjust accordingly. 9533499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // TODO: Make this decision more intelligent. 9543499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int newPointerIndex = pointerIndex == 0 ? 1 : 0; 9553499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(newPointerIndex); 9563499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionY = ev.getY(newPointerIndex); 9573499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(newPointerIndex); 9583499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (mVelocityTracker != null) { 9593499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mVelocityTracker.clear(); 9603499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 9613499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 9623499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 96331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9643a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato /** 9653a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * If one of our descendant views decides that it could be focused now, only 9663a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * pass that along if it's on the current screen. 9673a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * 9683a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * This happens when live folders requery, and if they're off screen, they 9693a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * end up calling requestFocus, which pulls it on screen. 9703a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato */ 9713a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato @Override 9723a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato public void focusableViewAvailable(View focused) { 9733a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View current = getChildAt(mCurrentScreen); 9743a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View v = focused; 9753a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato while (true) { 9763a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == current) { 9773a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato super.focusableViewAvailable(focused); 9783a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9793a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9803a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == this) { 9813a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9823a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9833a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato ViewParent parent = v.getParent(); 9843a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (parent instanceof View) { 985aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung v = (View) v.getParent(); 9863a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } else { 9873a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9883a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9893a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9903a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9913a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 9923a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron void enableChildrenCache(int fromScreen, int toScreen) { 9933a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (fromScreen > toScreen) { 994fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell final int temp = fromScreen; 995fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell fromScreen = toScreen; 996d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell toScreen = temp; 9973a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } 998aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 999dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1000fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell 10013a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = Math.max(fromScreen, 0); 1002dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka toScreen = Math.min(toScreen, screenCount - 1); 1003fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell 10043a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron for (int i = fromScreen; i <= toScreen; i++) { 100531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 100631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(true); 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawingCacheEnabled(true); 100831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void clearChildrenCache() { 1012dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1013dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 101431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(false); 101631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 1021aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10222bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isWorkspaceLocked()) { 10232bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 10242bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 10252bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isAllAppsVisible()) { 10262bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato // Cancel any scrolling that is in progress. 10272bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (!mScroller.isFinished()) { 10282bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato mScroller.abortAnimation(); 10292bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 10302bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato snapToScreen(mCurrentScreen); 10317c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 103231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker == null) { 103531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = VelocityTracker.obtain(); 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.addMovement(ev); 103831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 104031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10413499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 104231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_DOWN: 104331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 104431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches, stop the fling. isFinished 104531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * will be false if being flinged. 104631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 104731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mScroller.isFinished()) { 104831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller.abortAnimation(); 104931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 105031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 105131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember where the motion event started 10523499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(); 10533499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(0); 1054fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell if (mTouchState == TOUCH_STATE_SCROLLING) { 1055fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 1056fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell } 105731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 105831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_MOVE: 105931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 106031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll to follow the motion event 10613499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 1062fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float x = ev.getX(pointerIndex); 1063fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell final float deltaX = mLastMotionX - x; 106431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 106531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 106631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (deltaX < 0) { 1067fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (mTouchX > 0) { 1068fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX += Math.max(-mTouchX, deltaX); 1069fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 1070fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell invalidate(); 107131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 107231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (deltaX > 0) { 1073fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float availableToScroll = getChildAt(getChildCount() - 1).getRight() - 1074fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX - getWidth(); 107531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (availableToScroll > 0) { 1076fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX += Math.min(availableToScroll, deltaX); 1077fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 1078fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell invalidate(); 107931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10803a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } else { 10813a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(); 108231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 108331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 108431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 108531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 108631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 108731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final VelocityTracker velocityTracker = mVelocityTracker; 1088a206daaed1318005d1534cca2e4eeec56144d104Romain Guy velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity); 10893499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int velocityX = (int) velocityTracker.getXVelocity(mActivePointerId); 1090aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10913499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int screenWidth = getWidth(); 10923499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int whichScreen = (mScrollX + (screenWidth / 2)) / screenWidth; 1093327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final float scrolledPos = (float) mScrollX / screenWidth; 1094aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 109531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (velocityX > SNAP_VELOCITY && mCurrentScreen > 0) { 1096327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Fling hard enough to move left. 1097327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 1098327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos < whichScreen ? 1099327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen - 1 : mCurrentScreen; 1100d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(Math.min(whichScreen, bound), velocityX, true); 110131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (velocityX < -SNAP_VELOCITY && mCurrentScreen < getChildCount() - 1) { 110231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Fling hard enough to move right 1103327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 1104327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos > whichScreen ? 1105327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen + 1 : mCurrentScreen; 1106d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(Math.max(whichScreen, bound), velocityX, true); 110731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 1108d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(whichScreen, 0, true); 110931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 111031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 111131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker != null) { 111231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.recycle(); 111331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = null; 111431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 111531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 111631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 11173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 111831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 111931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 112031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 11213499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 11223499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 11233499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_POINTER_UP: 11243499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell onSecondaryPointerUp(ev); 11253499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 112631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 112731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 112831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 112931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1130aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1131213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka void shrinkToTop() { 1132213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka shrink(true); 1133213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1134213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1135213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka void shrinkToBottom() { 1136213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka shrink(false); 1137213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1138213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1139dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // we use this to shrink the workspace for the all apps view and the customize view 1140213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka private void shrink(boolean shrinkToTop) { 1141dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mIsSmall = true; 1142dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenWidth = getWidth(); 1143213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka final int screenHeight = getHeight(); 1144213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka final int scaledScreenWidth = (int)(SHRINK_FACTOR*screenWidth); 1145213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka final int scaledScreenHeight = (int)(SHRINK_FACTOR*screenHeight); 1146dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final float scaledSpacing = getResources().getDimension(R.dimen.smallScreenSpacing); 1147dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1148dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1149213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka float totalWidth = screenCount * scaledScreenWidth + (screenCount - 1) * scaledSpacing; 1150213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1151213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka float newY = getResources().getDimension(R.dimen.smallScreenVerticalMargin); 1152213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka if (!shrinkToTop) { 1153213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka newY = screenHeight - newY - scaledScreenHeight; 1154213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1155dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1156dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // We animate all the screens to the centered position in workspace 1157dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // At the same time, the screens become greyed/dimmed 1158dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1159dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // newX is initialized to the left-most position of the centered screens 1160dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka float newX = (mCurrentScreen + 1) * screenWidth - screenWidth / 2 - totalWidth / 2; 1161dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka Sequencer s = new Sequencer(); 1162dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 1163dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka CellLayout cl = (CellLayout) getChildAt(i); 1164213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka PropertyAnimator translateX = new PropertyAnimator( 1165dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 500, cl, "x", cl.getX(), (int) newX); 1166213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka PropertyAnimator translateY = new PropertyAnimator( 1167213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 500, cl, "y", cl.getY(), (int) newY); 1168dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka PropertyAnimator scaleX = new PropertyAnimator( 1169dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 500, cl, "scaleX", cl.getScaleX(), SHRINK_FACTOR); 1170dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka PropertyAnimator scaleY = new PropertyAnimator( 1171dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 500, cl, "scaleY", cl.getScaleY(), SHRINK_FACTOR); 1172dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka PropertyAnimator alpha = new PropertyAnimator( 1173dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 500, cl, "dimmedBitmapAlpha", cl.getDimmedBitmapAlpha(), 1.0f); 1174213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka Sequencer.Builder b = s.play(translateX); 1175213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka b.with(translateY); 1176dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka b.with(scaleX); 1177dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka b.with(scaleY); 1178dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka b.with(alpha); 1179dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // increment newX for the next screen 1180213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka newX += scaledScreenWidth + scaledSpacing; 1181dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka cl.setOnInterceptTouchListener(this); 1182dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1183dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka setChildrenDrawnWithCacheEnabled(true); 1184dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka s.start(); 1185dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1186dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1187dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // We call this when we trigger an unshrink by clicking on the CellLayout cl 1188dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void unshrink(CellLayout clThatWasClicked) { 1189b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (mIsSmall) { 1190b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka int newCurrentScreen = mCurrentScreen; 1191b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int screenCount = getChildCount(); 1192b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka for (int i = 0; i < screenCount; i++) { 1193b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (getChildAt(i) == clThatWasClicked) { 1194b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka newCurrentScreen = i; 1195b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1196dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1197b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int delta = (newCurrentScreen - mCurrentScreen)*getWidth(); 1198b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka for (int i = 0; i < screenCount; i++) { 1199b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka CellLayout cl = (CellLayout) getChildAt(i); 1200b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka cl.setX(cl.getX() + delta); 1201b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1202b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka mScrollX = newCurrentScreen * getWidth(); 1203dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1204b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka unshrink(); 1205b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(newCurrentScreen); 1206b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1207dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1208dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1209dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void unshrink() { 1210b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (mIsSmall) { 1211b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int screenWidth = getWidth(); 1212b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka Sequencer s = new Sequencer(); 1213b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int screenCount = getChildCount(); 1214b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka for (int i = 0; i < screenCount; i++) { 1215b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka CellLayout cl = (CellLayout)getChildAt(i); 1216b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka int x = screenWidth * i; 1217b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 1218b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka PropertyAnimator translateX = new PropertyAnimator(500, cl, "x", cl.getX(), x); 1219b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka PropertyAnimator translateY = new PropertyAnimator(500, cl, "y", cl.getY(), 0); 1220b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka PropertyAnimator scaleX = new PropertyAnimator(500, cl, "scaleX", cl.getScaleX(), 1.0f); 1221b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka PropertyAnimator scaleY = new PropertyAnimator(500, cl, "scaleY", cl.getScaleY(), 1.0f); 1222b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka PropertyAnimator alpha = new PropertyAnimator( 1223b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 500, cl, "dimmedBitmapAlpha", cl.getDimmedBitmapAlpha(), 0.0f); 1224b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka Sequencer.Builder b = s.play(translateX); 1225b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka b.with(translateY); 1226b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka b.with(scaleX); 1227b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka b.with(scaleY); 1228b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka b.with(alpha); 1229b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1230b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka s.addListener(mUnshrinkAnimationListener); 1231b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka s.start(); 1232dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1233dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1234dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1235d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell void snapToScreen(int whichScreen) { 1236d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(whichScreen, 0, false); 123731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 123831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1239d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private void snapToScreen(int whichScreen, int velocity, boolean settle) { 1240aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // if (!mScroller.isFinished()) return; 124182d94d9e9ee4eb6b14db3c8df2f47dcae5ce4ab0Romain Guy 12423a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron whichScreen = Math.max(0, Math.min(whichScreen, getChildCount() - 1)); 1243aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12444c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 12453a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen, whichScreen); 124631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 124731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = whichScreen; 1248e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy 1249af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (mPreviousIndicator != null) { 1250aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mPreviousIndicator.setLevel(mNextScreen); 1251aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mNextIndicator.setLevel(mNextScreen); 1252af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 1253ed2390e7091511618bf5030d4996ccafadba3cc3Romain Guy 125431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View focusedChild = getFocusedChild(); 1255d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (focusedChild != null && whichScreen != mCurrentScreen && 1256d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell focusedChild == getChildAt(mCurrentScreen)) { 125731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusedChild.clearFocus(); 125831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1259aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1260d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int screenDelta = Math.max(1, Math.abs(whichScreen - mCurrentScreen)); 126131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int newX = whichScreen * getWidth(); 126231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int delta = newX - mScrollX; 1263d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell int duration = (screenDelta + 1) * 100; 1264f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy 1265d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (!mScroller.isFinished()) { 1266d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScroller.abortAnimation(); 1267d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1268aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1269d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (settle) { 1270d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScrollInterpolator.setDistance(screenDelta); 1271d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } else { 1272d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScrollInterpolator.disableSettle(); 1273d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1274aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1275d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell velocity = Math.abs(velocity); 1276d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (velocity > 0) { 1277d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell duration += (duration / (velocity / BASELINE_FLING_VELOCITY)) 1278d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell * FLING_VELOCITY_INFLUENCE; 1279d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } else { 1280d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell duration += 100; 1281d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1282d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell 1283d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell awakenScrollBars(duration); 1284c45b16862918a0c6c253bba12032165b030565afJoe Onorato mScroller.startScroll(mScrollX, 0, delta, 0, duration); 128531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 128631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 128731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 128831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void startDrag(CellLayout.CellInfo cellInfo) { 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = cellInfo.cell; 1290aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 129131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Make sure the drag was started by a long press as opposed to a long click. 12927984c9496bcaeca23ee7fdecc4d4f1bb2467e0f2Bjorn Bringert if (!child.isInTouchMode()) { 129331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return; 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1295aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 129631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = cellInfo; 129731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo.screen = mCurrentScreen; 1298aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 129931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout current = ((CellLayout) getChildAt(mCurrentScreen)); 130031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 130131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project current.onDragChild(child); 130200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.startDrag(child, this, child.getTag(), DragController.DRAG_ACTION_MOVE); 130331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 130431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 130531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 130631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 130731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected Parcelable onSaveInstanceState() { 130831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final SavedState state = new SavedState(super.onSaveInstanceState()); 130931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project state.currentScreen = mCurrentScreen; 131031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return state; 131131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 131231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 131331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 131431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onRestoreInstanceState(Parcelable state) { 131531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState savedState = (SavedState) state; 131631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onRestoreInstanceState(savedState.getSuperState()); 131731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (savedState.currentScreen != -1) { 1318b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(savedState.currentScreen, false); 131931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 132031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 132131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 132231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13230589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo) { 132431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addApplicationShortcut(info, cellInfo, false); 132531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 132631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13270589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo, 132831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 132931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(cellInfo.screen); 133031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int[] result = new int[2]; 133131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 133231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.cellToPoint(cellInfo.cellX, cellInfo.cellY, result); 133331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(result[0], result[1], info, layout, insertAtFirst); 133431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 133531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 133600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset, 133700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 133870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout cellLayout = getCurrentDropLayout(); 133931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (source != this) { 134031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x - xOffset, y - yOffset, dragInfo, cellLayout); 134131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 134231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Move internally 134331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 134431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View cell = mDragInfo.cell; 1345aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 134652d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy if (index != mDragInfo.screen) { 134731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen); 134831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project originalCellLayout.removeView(cell); 1349aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(cell, index, mDragInfo.cellX, mDragInfo.cellY, 1350aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragInfo.spanX, mDragInfo.spanY); 135131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1352263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x - xOffset, y - yOffset, 1353aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragInfo.spanX, mDragInfo.spanY, cell, cellLayout, 1354aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mTargetCell); 1355aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung cellLayout.onDropChild(cell); 135631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1357aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // update the item's position after drop 135884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy final ItemInfo info = (ItemInfo) cell.getTag(); 1359aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell 1360aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLayoutParams(); 1361aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX = mTargetCell[0]; 1362aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellY = mTargetCell[1]; 1363aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 136431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.moveItemInDatabase(mLauncher, info, 1365aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherSettings.Favorites.CONTAINER_DESKTOP, index, 1366aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX, lp.cellY); 136731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 136831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 136931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 137031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1371aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onDragEnter(DragSource source, int x, int y, int xOffset, 1372aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int yOffset, DragView dragView, Object dragInfo) { 13734c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 137431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 137531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1376440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public DropTarget getDropTargetDelegate(DragSource source, int x, int y, int xOffset, int yOffset, 13776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy DragView dragView, Object dragInfo) { 13786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1379440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // We may need to delegate the drag to a child view. If a 1x1 item 1380440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // would land in a cell occupied by a DragTarget (e.g. a Folder), 1381440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // then drag events should be handled by that child. 1382440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 13836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy ItemInfo item = (ItemInfo)dragInfo; 1384440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy CellLayout currentLayout = getCurrentDropLayout(); 1385440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1386440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy int dragPointX, dragPointY; 1387440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (item.spanX == 1 && item.spanY == 1) { 1388440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // For a 1x1, calculate the drop cell exactly as in onDragOver 1389440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointX = x - xOffset; 1390440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointY = y - yOffset; 1391440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } else { 1392440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // Otherwise, use the exact drag coordinates 1393440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointX = x; 1394440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointY = y; 1395440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1396440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1397440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // If we are dragging over a cell that contains a DropTarget that will 1398440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // accept the drop, delegate to that DropTarget. 1399440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy final int[] cellXY = mTempCell; 1400440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy currentLayout.estimateDropCell(dragPointX, dragPointY, item.spanX, item.spanY, cellXY); 1401440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy View child = currentLayout.getChildAt(cellXY[0], cellXY[1]); 1402440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (child instanceof DropTarget) { 1403440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy DropTarget target = (DropTarget)child; 1404440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (target.acceptDrop(source, x, y, xOffset, yOffset, dragView, dragInfo)) { 1405440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return target; 1406440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1407440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1408440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return null; 1409440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 14106569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1411440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public void onDragOver(DragSource source, int x, int y, int xOffset, int yOffset, 1412440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy DragView dragView, Object dragInfo) { 1413440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1414440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy ItemInfo item = (ItemInfo)dragInfo; 14156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy CellLayout currentLayout = getCurrentDropLayout(); 14166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14176569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (dragInfo instanceof LauncherAppWidgetInfo) { 14186569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo)dragInfo; 14196569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (widgetInfo.spanX == -1) { 14216569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Calculate the grid spans needed to fit this widget 14228f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy int[] spans = currentLayout.rectToCell(widgetInfo.minWidth, widgetInfo.minHeight, null); 14236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy item.spanX = spans[0]; 14246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy item.spanY = spans[1]; 14256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (currentLayout != mDragTargetLayout) { 14286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (mDragTargetLayout != null) { 14296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout.onDragComplete(); 14306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14316569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout = currentLayout; 14326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14336569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14346569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the item 14356569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int originX = x - xOffset; 14366569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int originY = y - yOffset; 14376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14386569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final View child = (mDragInfo == null) ? null : mDragInfo.cell; 14396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy currentLayout.visualizeDropLocation(child, originX, originY, item.spanX, item.spanY); 144031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1442aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onDragExit(DragSource source, int x, int y, int xOffset, 1443aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int yOffset, DragView dragView, Object dragInfo) { 14444c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 14456569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (mDragTargetLayout != null) { 14466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout.onDragComplete(); 14476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout = null; 14486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 145031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1451aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private void onDropExternal(int x, int y, Object dragInfo, 1452aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout cellLayout) { 145331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x, y, dragInfo, cellLayout, false); 145431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1455aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1456aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private void onDropExternal(int x, int y, Object dragInfo, 1457aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout cellLayout, boolean insertAtFirst) { 145831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Drag from somewhere else 145931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ItemInfo info = (ItemInfo) dragInfo; 146031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1461af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka View view = null; 146231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 146331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (info.itemType) { 146431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 146531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1466e48e7c1a62e6a367803dca62c8fce9de57121b0fJoe Onorato if (info.container == NO_ID && info instanceof ApplicationInfo) { 146731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Came from all apps -- make a copy 1468aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung info = new ShortcutInfo((ApplicationInfo) info); 146931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1470aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung view = mLauncher.createShortcut(R.layout.application, cellLayout, 1471aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung (ShortcutInfo) info); 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 147331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 147431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view = FolderIcon.fromXml(R.layout.folder_icon, mLauncher, 1475aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung (ViewGroup) getChildAt(mCurrentScreen), 1476aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ((UserFolderInfo) info)); 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 1478af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1479af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellLayout.setTagToCellInfoForPoint(x, y); 1480af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mLauncher.addAppWidgetFromDrop(((LauncherAppWidgetInfo)dragInfo).providerName, cellLayout.getTag()); 1481af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project default: 1483aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung throw new IllegalStateException("Unknown item type: " 1484aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + info.itemType); 148531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 148631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the view is null, it has already been added. 14886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (view == null) { 14896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy cellLayout.onDragComplete(); 14906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } else { 14916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mTargetCell = estimateDropCell(x, y, 1, 1, view, cellLayout, mTargetCell); 1492aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(view, indexOfChild(cellLayout), mTargetCell[0], 1493aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mTargetCell[1], info.spanX, info.spanY, insertAtFirst); 1494aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung cellLayout.onDropChild(view); 14956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy CellLayout.LayoutParams lp = (CellLayout.LayoutParams) view.getLayoutParams(); 149631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1497af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka LauncherModel.addOrMoveItemInDatabase(mLauncher, info, 1498aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherSettings.Favorites.CONTAINER_DESKTOP, mCurrentScreen, 1499aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX, lp.cellY); 1500af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 150131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1502aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 150370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 150470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Return the current {@link CellLayout}, correctly picking the destination 150570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * screen while a scroll is in progress. 150670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 150770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout getCurrentDropLayout() { 150870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 150970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return (CellLayout) getChildAt(index); 151070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 151131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 151270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 151370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 151470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 151570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public boolean acceptDrop(DragSource source, int x, int y, 151600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo) { 15174c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout layout = getCurrentDropLayout(); 15184c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout.CellInfo cellInfo = mDragInfo; 15194c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 15204c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 15214c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 15224c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache == null) { 15234c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final View ignoreView = cellInfo == null ? null : cellInfo.cell; 15244c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = layout.findAllVacantCells(null, ignoreView); 15254c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 15264c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 15270e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka if (mVacantCache.findCellForSpan(mTempEstimate, spanX, spanY, false)) { 15280e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka return true; 15290e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } else { 15300e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka Toast.makeText(getContext(), getContext().getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 15310e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka return false; 15320e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } 153370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1534aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 153570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 153670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 153770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 153870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public Rect estimateDropLocation(DragSource source, int x, int y, 153900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo, Rect recycle) { 154070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout layout = getCurrentDropLayout(); 1541aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 154231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout.CellInfo cellInfo = mDragInfo; 154370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 154470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 154570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final View ignoreView = cellInfo == null ? null : cellInfo.cell; 1546aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 154770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final Rect location = recycle != null ? recycle : new Rect(); 1548aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 154970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find drop cell and convert into rectangle 1550aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int[] dropCell = estimateDropCell(x - xOffset, y - yOffset, spanX, 1551aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung spanY, ignoreView, layout, mTempCell); 1552aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 155370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (dropCell == null) { 155470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 155570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1556aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 155770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0], dropCell[1], mTempEstimate); 155870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.left = mTempEstimate[0]; 155970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.top = mTempEstimate[1]; 1560aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 156170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0] + spanX, dropCell[1] + spanY, mTempEstimate); 156270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.right = mTempEstimate[0]; 156370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.bottom = mTempEstimate[1]; 1564aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 156570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return location; 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 156970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Calculate the nearest cell where the given object would be dropped. 157070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 1571263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy private int[] estimateDropCell(int pixelX, int pixelY, 157270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int spanX, int spanY, View ignoreView, CellLayout layout, int[] recycle) { 15736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 15746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int[] cellXY = mTempCell; 15756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy layout.estimateDropCell(pixelX, pixelY, spanX, spanY, cellXY); 15766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy layout.cellToPoint(cellXY[0], cellXY[1], mTempEstimate); 15776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 157870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Create vacant cell cache if none exists 157970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (mVacantCache == null) { 158070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey mVacantCache = layout.findAllVacantCells(null, ignoreView); 158170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 158270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 158370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find the best target drop location 15846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy return layout.findNearestVacantArea(mTempEstimate[0], mTempEstimate[1], spanX, spanY, mVacantCache, recycle); 158570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1586aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15878f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy /** 15888f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * Estimate the size that a child with the given dimensions will take in the current screen. 15898f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy */ 15908f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy void estimateChildSize(int minWidth, int minHeight, int[] result) { 15918f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy ((CellLayout)getChildAt(mCurrentScreen)).estimateChildSize(minWidth, minHeight, result); 15928f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 15938f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setLauncher(Launcher launcher) { 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLauncher = launcher; 159631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 159800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void setDragController(DragController dragController) { 159900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController = dragController; 160031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 160231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDropCompleted(View target, boolean success) { 1603207e40ee66fddded52a028b8f68be3605da3df37Romain Guy clearVacantCache(); 1604207e40ee66fddded52a028b8f68be3605da3df37Romain Guy 1605aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (success) { 160631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (target != this && mDragInfo != null) { 160731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 160831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.removeView(mDragInfo.cell); 160900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (mDragInfo.cell instanceof DropTarget) { 161000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.removeDropTarget((DropTarget)mDragInfo.cell); 161100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 1612aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // final Object tag = mDragInfo.cell.getTag(); 161331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 161531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 161631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 161731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.onDropAborted(mDragInfo.cell); 161831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 162031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 162131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = null; 162231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 162331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 162431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollLeft() { 16254c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 1626f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mCurrentScreen > 0) 1628aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mCurrentScreen - 1); 1629f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1630aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mNextScreen > 0) 1631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mNextScreen - 1); 163231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 163531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollRight() { 16364c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 1637f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1638aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mCurrentScreen < getChildCount() - 1) 1639aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mCurrentScreen + 1); 1640f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1641aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mNextScreen < getChildCount() - 1) 1642aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mNextScreen + 1); 164331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 164631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int getScreenForView(View v) { 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int result = -1; 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (v != null) { 164931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ViewParent vp = v.getParent(); 1650dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1651dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 165231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (vp == getChildAt(i)) { 165331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return i; 165431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return result; 165831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1659138a04170d964da9cdec228e95b976875ae52481Karl Rosaen 166031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Folder getFolderForTag(Object tag) { 1661dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 166231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 166331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 166431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 166531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 166631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 166731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 166831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 166931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder f = (Folder) child; 1670aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (f.getInfo() == tag && f.getInfo().opened) { 167131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return f; 167231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 167731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 167931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public View getViewForTag(Object tag) { 168031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 168131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 168231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 168331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 168431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 168531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 168631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getTag() == tag) { 168731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return child; 168831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 168931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 169231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 169431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 169531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True is long presses are still allowed for the current touch 169631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 169731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean allowLongPress() { 169831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mAllowLongPress; 169931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1700aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1701ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project /** 1702ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * Set true to allow long-press events to be triggered, usually checked by 1703ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * {@link Launcher} to accept or block dpad-initiated long-presses. 1704ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project */ 1705ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project public void setAllowLongPress(boolean allowLongPress) { 1706ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project mAllowLongPress = allowLongPress; 1707ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project } 170831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void removeItems(final ArrayList<ApplicationInfo> apps) { 1710dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 17115c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy final PackageManager manager = getContext().getPackageManager(); 1712629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetManager widgets = AppWidgetManager.getInstance(getContext()); 1713574d20ec84551370987dde530c27ec493bdef564Romain Guy 171464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final HashSet<String> packageNames = new HashSet<String>(); 171564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 171664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (int i = 0; i < appCount; i++) { 171764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato packageNames.add(apps.get(i).componentName.getPackageName()); 171864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 171964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato 1720dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 172131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1722629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1723629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy // Avoid ANRs by treating each screen separately 1724629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy post(new Runnable() { 1725629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy public void run() { 1726629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ArrayList<View> childrenToRemove = new ArrayList<View>(); 1727629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childrenToRemove.clear(); 1728aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1729629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy int childCount = layout.getChildCount(); 1730629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1731629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final View view = layout.getChildAt(j); 1732629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy Object tag = view.getTag(); 1733aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 17340589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 17350589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo info = (ShortcutInfo) tag; 1736629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = info.intent; 1737629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1738aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 173964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 174064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 174164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 174264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 174364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 174464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato childrenToRemove.add(view); 174564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 174664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1747629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1748629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof UserFolderInfo) { 1749629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final UserFolderInfo info = (UserFolderInfo) tag; 17500589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> contents = info.contents; 17510589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> toRemove = new ArrayList<ShortcutInfo>(1); 1752629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final int contentsCount = contents.size(); 1753629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy boolean removedFromFolder = false; 1754aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1755629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int k = 0; k < contentsCount; k++) { 17560589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo appInfo = contents.get(k); 1757629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = appInfo.intent; 1758629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1759aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 176064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 176164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 176264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 176364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato toRemove.add(appInfo); 176464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 176564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase( 176664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato mLauncher, appInfo); 176764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato removedFromFolder = true; 176864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 176964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1770629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1771629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1772aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1773629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy contents.removeAll(toRemove); 1774629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (removedFromFolder) { 1775629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Folder folder = getOpenFolder(); 1776aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder != null) 1777aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung folder.notifyDataSetChanged(); 1778629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1779629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LiveFolderInfo) { 1780629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LiveFolderInfo info = (LiveFolderInfo) tag; 1781629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Uri uri = info.uri; 1782629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ProviderInfo providerInfo = manager.resolveContentProvider( 1783629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy uri.getAuthority(), 0); 1784629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1785f11079b11e98912ed56546eaa300efd06c6eb917Joe Onorato if (providerInfo != null) { 178664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 178764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(providerInfo.packageName)) { 178864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 178964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 1790aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung childrenToRemove.add(view); 179164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 179264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1793629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1794629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LauncherAppWidgetInfo) { 1795629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) tag; 1796629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetProviderInfo provider = 1797629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy widgets.getAppWidgetInfo(info.appWidgetId); 1798e1cc6c3745c9ba721b6ab888d74c9d9e1d13ea6aDaniel Sandler if (provider != null) { 179964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 180064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(provider.provider.getPackageName())) { 180164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 180264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 1803aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung childrenToRemove.add(view); 180464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 180564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1806629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1807574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1808574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1809aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1810629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childCount = childrenToRemove.size(); 1811629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1812629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy View child = childrenToRemove.get(j); 1813629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.removeViewInLayout(child); 1814629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (child instanceof DropTarget) { 1815629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy mDragController.removeDropTarget((DropTarget)child); 1816629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1817574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1818aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1819629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (childCount > 0) { 1820629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.requestLayout(); 1821629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.invalidate(); 18225c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy } 182331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1824629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy }); 182531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 182631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1827f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 182864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void updateShortcuts(ArrayList<ApplicationInfo> apps) { 18299c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato final PackageManager pm = mLauncher.getPackageManager(); 18309c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato 1831dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1832dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 1833f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1834f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project int childCount = layout.getChildCount(); 1835f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int j = 0; j < childCount; j++) { 1836f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final View view = layout.getChildAt(j); 1837f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project Object tag = view.getTag(); 18380589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 18390589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato ShortcutInfo info = (ShortcutInfo)tag; 1840f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // We need to check for ACTION_MAIN otherwise getComponent() might 1841f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // return null for some shortcuts (for instance, for shortcuts to 1842f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // web pages.) 1843f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final Intent intent = info.intent; 1844f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final ComponentName name = intent.getComponent(); 1845f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION && 184664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 184764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 1848aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung for (int k = 0; k < appCount; k++) { 184964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ApplicationInfo app = apps.get(k); 185064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (app.componentName.equals(name)) { 185164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato info.setIcon(mIconCache.getIcon(info.intent)); 185264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ((TextView)view).setCompoundDrawablesWithIntrinsicBounds(null, 185364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato new FastBitmapDrawable(info.getIcon(mIconCache)), 185464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato null, null); 185564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 185664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1857f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1858f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1859f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1860f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1861f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1862f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 186314f122bf847e50a3e7730ccbe57abc25d086a01bJoe Onorato void moveToDefaultScreen(boolean animate) { 1864c45b16862918a0c6c253bba12032165b030565afJoe Onorato if (animate) { 1865c45b16862918a0c6c253bba12032165b030565afJoe Onorato snapToScreen(mDefaultScreen); 1866c45b16862918a0c6c253bba12032165b030565afJoe Onorato } else { 1867c45b16862918a0c6c253bba12032165b030565afJoe Onorato setCurrentScreen(mDefaultScreen); 1868c45b16862918a0c6c253bba12032165b030565afJoe Onorato } 186931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mDefaultScreen).requestFocus(); 187031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 187131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18728a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy void setIndicators(Drawable previous, Drawable next) { 18738a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator = previous; 18748a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator = next; 18758a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy previous.setLevel(mCurrentScreen); 18768a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy next.setLevel(mCurrentScreen); 18778a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy } 18788a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 187931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class SavedState extends BaseSavedState { 188031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int currentScreen = -1; 188131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 188231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState(Parcelable superState) { 188331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(superState); 188431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 188531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 188631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private SavedState(Parcel in) { 188731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(in); 188831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen = in.readInt(); 188931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 189031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 189131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 189231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void writeToParcel(Parcel out, int flags) { 189331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.writeToParcel(out, flags); 189431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project out.writeInt(currentScreen); 189531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 189631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 189731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static final Parcelable.Creator<SavedState> CREATOR = 189831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project new Parcelable.Creator<SavedState>() { 189931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState createFromParcel(Parcel in) { 190031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState(in); 190131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 190231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 190331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState[] newArray(int size) { 190431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState[size]; 190531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 190631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project }; 190731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 190831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1909