Workspace.java revision c28de51eedb26848abf9245ddd19e021d30be318
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; 20c28de51eedb26848abf9245ddd19e021d30be318Michael Jurkaimport com.android.launcher2.CellLayout.CellInfo; 21495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell 22dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.Animatable; 23dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.PropertyAnimator; 24dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkaimport android.animation.Sequencer; 25c28de51eedb26848abf9245ddd19e021d30be318Michael 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; 347247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroyimport android.content.res.Resources; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.res.TypedArray; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Canvas; 376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.Paint; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 39f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.graphics.drawable.Drawable; 405c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guyimport android.net.Uri; 41956091ba7863bd72086275e61084864994dd6fa7Joe Onoratoimport android.os.IBinder; 42080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.Parcel; 43495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.os.Parcelable; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 45291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandlerimport android.util.Log; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.VelocityTracker; 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewConfiguration; 5031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 5131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewParent; 522762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powellimport android.view.animation.Interpolator; 5331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.Scroller; 54f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.widget.TextView; 550e26059548e429e5d1c973bebe4c561bead2926fMichael Jurkaimport android.widget.Toast; 5631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 57af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurkaimport java.util.ArrayList; 58af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurkaimport java.util.HashSet; 59edcce099c98a6c40d10109ac092ab50f9d2668f3Romain Guy 6031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * The workspace is a wide area with a wallpaper and a finite number of screens. 62aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Each screen contains a number of icons, folders or widgets the user can 63aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * interact with. A workspace is meant to be used with a fixed width only. 6431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 65dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurkapublic class Workspace extends ViewGroup 66dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka implements DropTarget, DragSource, DragScroller, View.OnTouchListener { 67e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy @SuppressWarnings({"UnusedDeclaration"}) 683a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato private static final String TAG = "Launcher.Workspace"; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static final int INVALID_SCREEN = -1; 70dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // This is how much the workspace shrinks when we enter all apps or 71dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // customization mode 72dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private static final float SHRINK_FACTOR = 0.16f; 73aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 7431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 75aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * The velocity at which a fling gesture will cause us to snap to the next 76aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * screen 7731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 78a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell private static final int SNAP_VELOCITY = 600; 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 808f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private final WallpaperManager mWallpaperManager; 81aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 8231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mDefaultScreen; 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private boolean mFirstLayout = true; 8579212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka private boolean mWaitingToShrinkToBottom = false; 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCurrentScreen; 8831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mNextScreen = INVALID_SCREEN; 8931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Scroller mScroller; 9031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private VelocityTracker mVelocityTracker; 9131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 9331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * CellInfo for the cell that is currently being dragged 9431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 9531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private CellLayout.CellInfo mDragInfo; 96aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 9770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 9870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Target drop area calculated during last acceptDrop call. 9970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 10070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTargetCell = null; 10131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1026569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1036569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * The CellLayout that is currently being dragged over 1046569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 1056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private CellLayout mDragTargetLayout = null; 1066569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionX; 10831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionY; 109aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_REST = 0; 11131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_SCROLLING = 1; 11231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchState = TOUCH_STATE_REST; 11431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private OnLongClickListener mLongClickListener; 11631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Launcher mLauncher; 1180589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato private IconCache mIconCache; 11900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato private DragController mDragController; 120aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 121aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int[] mTempCell = new int[2]; 12370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTempEstimate = new int[2]; 12431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 125a9c28f6f97a4b34d9527c786e3aa8f02d92d9e07Joe Onorato private boolean mAllowLongPress = true; 12631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 12731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchSlop; 128a206daaed1318005d1534cca2e4eeec56144d104Romain Guy private int mMaximumVelocity; 129aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1303499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private static final int INVALID_POINTER = -1; 131d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private static final int DEFAULT_CELL_COUNT_X = 4; 132d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private static final int DEFAULT_CELL_COUNT_Y = 4; 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1343499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private int mActivePointerId = INVALID_POINTER; 135aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1368a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mPreviousIndicator; 1378a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mNextIndicator; 138aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 139fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float NANOTIME_DIV = 1000000000.0f; 140fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float SMOOTHING_SPEED = 0.75f; 141fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private static final float SMOOTHING_CONSTANT = (float) (0.016 / Math.log(SMOOTHING_SPEED)); 142fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private float mSmoothingTime; 143fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell private float mTouchX; 1448a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 1452762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private WorkspaceOvershootInterpolator mScrollInterpolator; 1462762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 147d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float BASELINE_FLING_VELOCITY = 2500.f; 148d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float FLING_VELOCITY_INFLUENCE = 0.4f; 149aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private Paint mDropIndicatorPaint; 1516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 152dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // State variable that indicated whether the screens are small (ie when you're 153dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // in all apps or customize mode) 154dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private boolean mIsSmall; 155dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private AnimatableListener mUnshrinkAnimationListener; 156dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1572762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private static class WorkspaceOvershootInterpolator implements Interpolator { 158d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private static final float DEFAULT_TENSION = 1.3f; 1592762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell private float mTension; 1602762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 1612762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public WorkspaceOvershootInterpolator() { 1622762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mTension = DEFAULT_TENSION; 1632762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 164aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1652762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public void setDistance(int distance) { 1662762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mTension = distance > 0 ? DEFAULT_TENSION / distance : DEFAULT_TENSION; 1672762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 1682762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell 169d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell public void disableSettle() { 170d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mTension = 0.f; 171d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 172d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell 1732762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell public float getInterpolation(float t) { 1742762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell // _o(t) = t * t * ((tension + 1) * t + tension) 1752762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell // o(t) = _o(t - 1) + 1 1762762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell t -= 1.0f; 1772762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell return t * t * ((mTension + 1) * t + mTension) + 1.0f; 1782762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 1792762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell } 180aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 18131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 18231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 18331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 18431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 18531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 18631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 18731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs) { 18831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 18931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 19231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 19331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 19531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param defStyle Unused. 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs, int defStyle) { 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2018f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn mWallpaperManager = WallpaperManager.getInstance(context); 202aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 203aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung TypedArray a = context.obtainStyledAttributes(attrs, 204aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung R.styleable.Workspace, defStyle, 0); 205d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int cellCountX = a.getInt(R.styleable.Workspace_cellCountX, DEFAULT_CELL_COUNT_X); 206d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int cellCountY = a.getInt(R.styleable.Workspace_cellCountY, DEFAULT_CELL_COUNT_Y); 20731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDefaultScreen = a.getInt(R.styleable.Workspace_defaultScreen, 1); 20831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 20931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 210d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen LauncherModel.updateWorkspaceLayoutCells(cellCountX, cellCountY); 2110d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato setHapticFeedbackEnabled(false); 21231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project initWorkspace(); 21331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 21431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 21531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 21631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Initializes various states for this workspace. 21731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 21831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void initWorkspace() { 2190589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato Context context = getContext(); 2202762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mScrollInterpolator = new WorkspaceOvershootInterpolator(); 2212762dd856ef95b3c5cb1f554fb733e15b1eb2a9cAdam Powell mScroller = new Scroller(context, mScrollInterpolator); 22231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = mDefaultScreen; 22331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 2240589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato LauncherApplication app = (LauncherApplication)context.getApplicationContext(); 2250589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato mIconCache = app.getIconCache(); 22631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 227a206daaed1318005d1534cca2e4eeec56144d104Romain Guy final ViewConfiguration configuration = ViewConfiguration.get(getContext()); 228a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mTouchSlop = configuration.getScaledTouchSlop(); 229a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mMaximumVelocity = configuration.getScaledMaximumFlingVelocity(); 230dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mUnshrinkAnimationListener = new AnimatableListener() { 231dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationStart(Animatable animation) {} 232dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationEnd(Animatable animation) { 233dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mIsSmall = false; 234dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 235dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationCancel(Animatable animation) {} 236dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void onAnimationRepeat(Animatable animation) {} 237dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka }; 23831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 23931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 24131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index, LayoutParams params) { 24231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 24331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 24431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index, params); 24631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 24931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child) { 25031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 25131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 25231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child); 25431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 25631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 25731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index) { 25831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 25931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 26031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index); 26231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 26531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int width, int height) { 26631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 26731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 26831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, width, height); 27031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 27331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, LayoutParams params) { 27431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 27531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 27631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, params); 27831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 28131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The open folder on the current screen, or null if there is none 28231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 28331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder getOpenFolder() { 28431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(mCurrentScreen); 28531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 28631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 28731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 288aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (child instanceof Folder) { 289aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Folder folder = (Folder) child; 290aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder.getInfo().opened) 291aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return folder; 29231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 29331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 29431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 29531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 29631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> getOpenFolders() { 298dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 299dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka ArrayList<Folder> folders = new ArrayList<Folder>(screenCount); 30031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 301dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int screen = 0; screen < screenCount; screen++) { 30231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(screen); 30331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 30431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 30531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 306aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child 307aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLayoutParams(); 308aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (child instanceof Folder) { 309aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Folder folder = (Folder) child; 310aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder.getInfo().opened) 311aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung folders.add(folder); 31231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 31331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 31431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 31531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 31631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 31731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return folders; 31831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 31931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 32031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean isDefaultScreenShowing() { 32131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen == mDefaultScreen; 32231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 32431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 32531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Returns the index of the currently displayed screen. 32631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 32731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The index of the currently displayed screen. 32831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 32931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCurrentScreen() { 33031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen; 33131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 33231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 33331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 33431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Sets the current screen. 33531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 33631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param currentScreen 33731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 33831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setCurrentScreen(int currentScreen) { 339b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(currentScreen, true); 340b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 341b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 342b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka void setCurrentScreen(int currentScreen, boolean animateScrolling) { 343b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(currentScreen, animateScrolling, getWidth()); 344b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 345b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka 346b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka void setCurrentScreen(int currentScreen, boolean animateScrolling, int screenWidth) { 347aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (!mScroller.isFinished()) 348aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mScroller.abortAnimation(); 34931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(currentScreen, getChildCount() - 1)); 350aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mPreviousIndicator != null) { 351aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mPreviousIndicator.setLevel(mCurrentScreen); 352aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mNextIndicator.setLevel(mCurrentScreen); 353aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 354b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (animateScrolling) { 355b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka scrollTo(mCurrentScreen * screenWidth, 0); 356b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } else { 357b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka mScrollX = mCurrentScreen * screenWidth; 358b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 359b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka updateWallpaperOffset(screenWidth * (getChildCount() - 1)); 36031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 36131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 36331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 36431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 36531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 36631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 36731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 36831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 36931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 37031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 37131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 37231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 37331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY) { 37431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, false); 37531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 37631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 37731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 37831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 37931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 38031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 38131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 38231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 38331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 38431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 38531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 38631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 38731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 38831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY, boolean insert) { 38931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, insert); 39031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 39131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 39231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 39331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 39431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 39531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 39631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 39731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 39831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 39931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 40031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 40131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 40231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 40331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY) { 40431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, screen, x, y, spanX, spanY, false); 40531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 40631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 407aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung void addInFullScreen(View child, int screen) { 408aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(child, screen, 0, 0, -1, -1); 409aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 410aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 41131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 41231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 41331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 41431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 41531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 41631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 41731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 41831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 41931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 42031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 42131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 42231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 42331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY, boolean insert) { 42431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen < 0 || screen >= getChildCount()) { 425291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler Log.e(TAG, "The screen must be >= 0 and < " + getChildCount() 426291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler + " (was " + screen + "); skipping child"); 427291ad12232c98e383d44d76ffe09e97e204c61bcDaniel Sandler return; 42831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 42931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 43031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout group = (CellLayout) getChildAt(screen); 43131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 43231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp == null) { 43331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp = new CellLayout.LayoutParams(x, y, spanX, spanY); 43431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 43531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellX = x; 43631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellY = y; 43731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellHSpan = spanX; 43831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellVSpan = spanY; 43931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 440aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 4416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Get the canonical child id to uniquely represent this view in this screen 442d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int childId = LauncherModel.getCellLayoutChildId(child.getId(), screen, x, y, spanX, spanY); 443aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (!group.addViewToCellLayout(child, insert ? 0 : -1, childId, lp)) { 444aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // TODO: This branch occurs when the workspace is adding views 445aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // outside of the defined grid 4466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // maybe we should be deleting these items from the LauncherModel? 447aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung Log.w(TAG, "Failed to add to item at (" + lp.cellX + "," + lp.cellY + ") to CellLayout"); 448aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 449aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 45031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof Folder)) { 4510d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato child.setHapticFeedbackEnabled(false); 45231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 45331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 45400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 455aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragController.addDropTarget((DropTarget) child); 45600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 45731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 45831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 459c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka CellLayout.CellInfo updateOccupiedCells(boolean[] occupied) { 46031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout group = (CellLayout) getChildAt(mCurrentScreen); 46131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (group != null) { 462c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka return group.updateOccupiedCells(occupied, null); 46331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 46431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 46531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 46631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 467dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public boolean onTouch(View v, MotionEvent event) { 468dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // this is an intercepted event being forwarded from a cell layout 469dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mIsSmall) { 470dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka unshrink((CellLayout)v); 471213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka mLauncher.onWorkspaceUnshrink(); 472dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 473dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return false; 4740e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } 4750e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka 47631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 47731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Registers the specified listener on each screen contained in this workspace. 47831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 47931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param l The listener used to respond to long clicks. 48031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 48131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 48231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setOnLongClickListener(OnLongClickListener l) { 48331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLongClickListener = l; 484dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 485dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 48631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).setOnLongClickListener(l); 48731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 48831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 48931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4908f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private void updateWallpaperOffset() { 491798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(getChildAt(getChildCount() - 1).getRight() - (mRight - mLeft)); 492798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy } 493798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy 494798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy private void updateWallpaperOffset(int scrollRange) { 495956091ba7863bd72086275e61084864994dd6fa7Joe Onorato IBinder token = getWindowToken(); 496956091ba7863bd72086275e61084864994dd6fa7Joe Onorato if (token != null) { 497956091ba7863bd72086275e61084864994dd6fa7Joe Onorato mWallpaperManager.setWallpaperOffsetSteps(1.0f / (getChildCount() - 1), 0 ); 498495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell mWallpaperManager.setWallpaperOffsets(getWindowToken(), 499495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell Math.max(0.f, Math.min(mScrollX/(float)scrollRange, 1.f)), 0); 500956091ba7863bd72086275e61084864994dd6fa7Joe Onorato } 5018f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn } 502aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 50331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 504fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell public void scrollTo(int x, int y) { 505fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell super.scrollTo(x, y); 506fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = x; 507fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 508fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } 509aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 510fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell @Override 51131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void computeScroll() { 51231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScroller.computeScrollOffset()) { 513fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = mScrollX = mScroller.getCurrX(); 514fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 51531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollY = mScroller.getCurrY(); 5168f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 51731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project postInvalidate(); 51831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (mNextScreen != INVALID_SCREEN) { 51931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(mNextScreen, getChildCount() - 1)); 520af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (mPreviousIndicator != null) { 521af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mPreviousIndicator.setLevel(mCurrentScreen); 522af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mNextIndicator.setLevel(mCurrentScreen); 523af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 52431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 52531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = INVALID_SCREEN; 52631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 527fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } else if (mTouchState == TOUCH_STATE_SCROLLING) { 528fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float now = System.nanoTime() / NANOTIME_DIV; 529fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float e = (float) Math.exp((now - mSmoothingTime) / SMOOTHING_CONSTANT); 530fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float dx = mTouchX - mScrollX; 531fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mScrollX += dx * e; 532fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = now; 533fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell 534fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell // Keep generating points as long as we're more than 1px away from the target 535fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (dx > 1.f || dx < -1.f) { 536fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell updateWallpaperOffset(); 537fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell postInvalidate(); 538fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell } 53931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void dispatchDraw(Canvas canvas) { 5447376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project boolean restore = false; 545e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato int restoreCount = 0; 546e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 54731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // ViewGroup.dispatchDraw() supports many features we don't need: 54831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // clip to padding, layout animation, animation listener, disappearing 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // children, etc. The following implementation attempts to fast-track 55031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // the drawing dispatch by drawing only what we know needs to be drawn. 55131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 552f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy boolean fastDraw = mTouchState != TOUCH_STATE_SCROLLING && mNextScreen == INVALID_SCREEN; 553dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 554dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // if the screens are all small, we need to draw all the screens since 555dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // they're most likely all visible 556dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mIsSmall) { 557dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 558dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 559dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka CellLayout cl = (CellLayout)getChildAt(i); 560dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka drawChild(canvas, cl, getDrawingTime()); 561dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 562dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } else if (fastDraw) { 563dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // If we are not scrolling or flinging, draw only the current screen 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), getDrawingTime()); 56531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final long drawingTime = getDrawingTime(); 567d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final float scrollPos = (float) mScrollX / getWidth(); 568d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int leftScreen = (int) scrollPos; 569d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int rightScreen = leftScreen + 1; 570d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (leftScreen >= 0) { 571d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell drawChild(canvas, getChildAt(leftScreen), drawingTime); 572d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 573d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (scrollPos != leftScreen && rightScreen < getChildCount()) { 574d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell drawChild(canvas, getChildAt(rightScreen), drawingTime); 57531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 57631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5777376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project 5787376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project if (restore) { 579e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato canvas.restoreToCount(restoreCount); 5807376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project } 58131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 58231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 58300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato protected void onAttachedToWindow() { 58400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato super.onAttachedToWindow(); 585956091ba7863bd72086275e61084864994dd6fa7Joe Onorato computeScroll(); 58600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.setWindowToken(getWindowToken()); 58700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 58800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 58931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 59031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 59131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onMeasure(widthMeasureSpec, heightMeasureSpec); 59231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int width = MeasureSpec.getSize(widthMeasureSpec); 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 59531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthMode != MeasureSpec.EXACTLY) { 59631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 59731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 60031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (heightMode != MeasureSpec.EXACTLY) { 60131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 60231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 60431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // The children are given the same width and height as the workspace 605dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 606dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 60731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).measure(widthMeasureSpec, heightMeasureSpec); 60831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mFirstLayout) { 6113a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(false); 612b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(mCurrentScreen, false, width); 6133a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(true); 61431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 61831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 619dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mFirstLayout) { 620dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mFirstLayout = false; 621dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 6228335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka int childLeft = 0; 6238335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka final int screenCount = getChildCount(); 624dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View child = getChildAt(i); 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getVisibility() != View.GONE) { 6278335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka final int childWidth = child.getMeasuredWidth(); 6288335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka child.layout(childLeft, 0, 6298335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka childLeft + childWidth, child.getMeasuredHeight()); 6308335a24a6b7ae061e1f141dfa5ae20df64deb7cbMichael Jurka childLeft += childWidth; 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 633aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 63479212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // if shrinkToBottom() is called on initialization, it has to be deferred 63579212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // until after the first call to onLayout so that it has the correct width 63679212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka if (mWaitingToShrinkToBottom) { 63779212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka shrinkToBottom(false); 63879212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka mWaitingToShrinkToBottom = false; 63979212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } 64079212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka 641aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (LauncherApplication.isInPlaceRotationEnabled()) { 642aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // When the device is rotated, the scroll position of the current screen 643aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // needs to be refreshed 644aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung setCurrentScreen(getCurrentScreen()); 645aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 64631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 64831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 64931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) { 65031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen = indexOfChild(child); 65131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen != mCurrentScreen || !mScroller.isFinished()) { 65231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mLauncher.isWorkspaceLocked()) { 65331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(screen); 65431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 65631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 65831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 66031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 66131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { 662678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 66331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 66431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder != null) { 66531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return openFolder.requestFocus(direction, previouslyFocusedRect); 66631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 66731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int focusableScreen; 66831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen != INVALID_SCREEN) { 66931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mNextScreen; 67031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 67131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mCurrentScreen; 67231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(focusableScreen).requestFocus(direction, previouslyFocusedRect); 67431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 67731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 67931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchUnhandledMove(View focused, int direction) { 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() > 0) { 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() - 1); 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT) { 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() < getChildCount() - 1) { 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() + 1); 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 69031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return super.dispatchUnhandledMove(focused, direction); 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 696c2e24c0a37ddeab930f731c062705d435e477f75Romain Guy public void addFocusables(ArrayList<View> views, int direction, int focusableMode) { 697678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder == null) { 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen).addFocusables(views, direction); 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 70231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen > 0) { 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen - 1).addFocusables(views, direction); 70431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 705aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } else if (direction == View.FOCUS_RIGHT) { 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen < getChildCount() - 1) { 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen + 1).addFocusables(views, direction); 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project openFolder.addFocusables(views, direction); 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 7177bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato public boolean dispatchTouchEvent(MotionEvent ev) { 7187bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (ev.getAction() == MotionEvent.ACTION_DOWN) { 71954dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka // (In XLarge mode, the workspace is shrunken below all apps, and responds to taps 72054dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka // ie when you click on a mini-screen, it zooms back to that screen) 72154dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka if (mLauncher.isWorkspaceLocked() || 72254dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka (!LauncherApplication.isScreenXLarge() && mLauncher.isAllAppsVisible())) { 7237bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return false; 7247bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7257bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7267bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return super.dispatchTouchEvent(ev); 7277bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7287bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato 729ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen /** 730ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen * {@inheritDoc} 731ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen */ 732ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen @Override 733ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen public void requestDisallowInterceptTouchEvent(boolean disallowIntercept) { 734ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen if (disallowIntercept) { 735ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen // We need to make sure to cancel our long press if 736ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen // a scrollable widget takes over touch events 737ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen final View currentScreen = getChildAt(mCurrentScreen); 738ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen currentScreen.cancelLongPress(); 739ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen } 740ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen super.requestDisallowInterceptTouchEvent(disallowIntercept); 741ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen } 742ec1b932159cd6ea5dd5e3aee2554131d175e03d9Adam Cohen 7437bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato @Override 74431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 74568ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean workspaceLocked = mLauncher.isWorkspaceLocked(); 74668ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean allAppsVisible = mLauncher.isAllAppsVisible(); 74754dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka 74854dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka // (In XLarge mode, the workspace is shrunken below all apps, and responds to taps 74954dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka // ie when you click on a mini-screen, it zooms back to that screen) 75054dd75463d0eb47c2f468e19063bdc4141dfdf74Michael Jurka if (workspaceLocked || (!LauncherApplication.isScreenXLarge() && allAppsVisible)) { 7517c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * This method JUST determines whether we want to intercept the motion. 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If we return true, onTouchEvent will be called and we do the actual 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * scrolling there. 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Shortcut the most recurring case: the user is in the dragging 76231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * state and he is moving his finger. We want to intercept this 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * motion. 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 76531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if ((action == MotionEvent.ACTION_MOVE) && (mTouchState != TOUCH_STATE_REST)) { 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 770a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker == null) { 771a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = VelocityTracker.obtain(); 772a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 773a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.addMovement(ev); 774aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 7753499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 7763499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_MOVE: { 77731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * mIsBeingDragged == false, otherwise the shortcut would have caught it. Check 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * whether the user has moved far enough from his original down touch. 78031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Locally do absolute value. mLastMotionX is set to the y value 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * of the down event. 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 7863499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 7873499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float x = ev.getX(pointerIndex); 7883499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float y = ev.getY(pointerIndex); 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int xDiff = (int) Math.abs(x - mLastMotionX); 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int yDiff = (int) Math.abs(y - mLastMotionY); 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 792c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell final int touchSlop = mTouchSlop; 793c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean xMoved = xDiff > touchSlop; 794c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean yMoved = yDiff > touchSlop; 795aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (xMoved || yMoved) { 797aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 798fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (xMoved) { 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll if the user moved far enough along the X axis 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_SCROLLING; 8013499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = x; 802fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX = mScrollX; 803fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 804fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Either way, cancel any pending longpress 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mAllowLongPress) { 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Try canceling the long press. It could also have been scheduled 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // by a distant descendant, so use the mAllowLongPress flag to block 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // everything 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View currentScreen = getChildAt(mCurrentScreen); 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen.cancelLongPress(); 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 8173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 81831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 819aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung case MotionEvent.ACTION_DOWN: { 820aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final float x = ev.getX(); 821aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final float y = ev.getY(); 822aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // Remember location of down touch 823aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLastMotionX = x; 824aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLastMotionY = y; 825aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mActivePointerId = ev.getPointerId(0); 826aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mAllowLongPress = true; 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches the screen, initiate drag; 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * otherwise don't. mScroller.isFinished should be false when 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * being flinged. 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = mScroller.isFinished() ? TOUCH_STATE_REST : TOUCH_STATE_SCROLLING; 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 8353499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 83831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 839aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 840f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (mTouchState != TOUCH_STATE_SCROLLING) { 841f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron final CellLayout currentScreen = (CellLayout)getChildAt(mCurrentScreen); 842f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (!currentScreen.lastDownOnOccupiedCell()) { 84306762ab54d64e84328d427403bb6074dfd0f630cRomain Guy getLocationOnScreen(mTempCell); 844f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron // Send a tap to the wallpaper if the last down was on empty space 8453499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 846aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mWallpaperManager.sendWallpaperCommand(getWindowToken(), 84706762ab54d64e84328d427403bb6074dfd0f630cRomain Guy "android.wallpaper.tap", 8483499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[0] + (int) ev.getX(pointerIndex), 8493499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[1] + (int) ev.getY(pointerIndex), 0, null); 850f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 851f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 852aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 85331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Release the drag 85431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 85531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 8563499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 85731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 858aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 859a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker != null) { 860a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.recycle(); 861a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = null; 862a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 863f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 864aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung break; 865aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 866aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung case MotionEvent.ACTION_POINTER_UP: 867aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung onSecondaryPointerUp(ev); 868aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung break; 86931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 87131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 87231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The only time we want to intercept motion events is if we are in the 87331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * drag mode. 87431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 87531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mTouchState != TOUCH_STATE_REST; 87631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 877aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 8783499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private void onSecondaryPointerUp(MotionEvent ev) { 8793499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = (ev.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> 8803499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell MotionEvent.ACTION_POINTER_INDEX_SHIFT; 8813499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerId = ev.getPointerId(pointerIndex); 8823499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (pointerId == mActivePointerId) { 8833499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // This was our active pointer going up. Choose a new 8843499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // active pointer and adjust accordingly. 8853499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // TODO: Make this decision more intelligent. 8863499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int newPointerIndex = pointerIndex == 0 ? 1 : 0; 8873499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(newPointerIndex); 8883499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionY = ev.getY(newPointerIndex); 8893499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(newPointerIndex); 8903499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (mVelocityTracker != null) { 8913499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mVelocityTracker.clear(); 8923499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 8933499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 8943499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 89531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8963a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato /** 8973a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * If one of our descendant views decides that it could be focused now, only 8983a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * pass that along if it's on the current screen. 8993a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * 9003a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * This happens when live folders requery, and if they're off screen, they 9013a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * end up calling requestFocus, which pulls it on screen. 9023a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato */ 9033a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato @Override 9043a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato public void focusableViewAvailable(View focused) { 9053a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View current = getChildAt(mCurrentScreen); 9063a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View v = focused; 9073a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato while (true) { 9083a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == current) { 9093a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato super.focusableViewAvailable(focused); 9103a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9113a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9123a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == this) { 9133a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9143a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9153a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato ViewParent parent = v.getParent(); 9163a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (parent instanceof View) { 917aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung v = (View) v.getParent(); 9183a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } else { 9193a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 9203a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9213a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9223a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 9233a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 9243a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron void enableChildrenCache(int fromScreen, int toScreen) { 9253a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (fromScreen > toScreen) { 926fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell final int temp = fromScreen; 927fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell fromScreen = toScreen; 928d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell toScreen = temp; 9293a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } 930aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 931dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 932fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell 9333a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = Math.max(fromScreen, 0); 934dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka toScreen = Math.min(toScreen, screenCount - 1); 935fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell 9363a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron for (int i = fromScreen; i <= toScreen; i++) { 93731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(true); 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawingCacheEnabled(true); 94031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 94331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void clearChildrenCache() { 944dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 945dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 94631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 94731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(false); 94831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 95231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 953aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 9542bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isWorkspaceLocked()) { 9552bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 9562bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 9572bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isAllAppsVisible()) { 9582bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato // Cancel any scrolling that is in progress. 9592bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (!mScroller.isFinished()) { 9602bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato mScroller.abortAnimation(); 9612bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 9622bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato snapToScreen(mCurrentScreen); 9637c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 96431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker == null) { 96731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = VelocityTracker.obtain(); 96831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.addMovement(ev); 97031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 97131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9733499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 97431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_DOWN: 97531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 97631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches, stop the fling. isFinished 97731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * will be false if being flinged. 97831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 97931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mScroller.isFinished()) { 98031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller.abortAnimation(); 98131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 98231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 98331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember where the motion event started 9843499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(); 9853499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(0); 986fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell if (mTouchState == TOUCH_STATE_SCROLLING) { 987fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 988fefa0ce22af9560f1c0f8c84c760c75f34b7b12cAdam Powell } 98931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 99031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_MOVE: 99131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 99231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll to follow the motion event 9933499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 994fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float x = ev.getX(pointerIndex); 995fea5d0250767ab938f623a404e6292a32dd2fdf5Adam Powell final float deltaX = mLastMotionX - x; 99631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 99731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 99831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (deltaX < 0) { 999fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell if (mTouchX > 0) { 1000fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX += Math.max(-mTouchX, deltaX); 1001fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 1002fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell invalidate(); 100331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (deltaX > 0) { 1005fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell final float availableToScroll = getChildAt(getChildCount() - 1).getRight() - 1006fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX - getWidth(); 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (availableToScroll > 0) { 1008fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mTouchX += Math.min(availableToScroll, deltaX); 1009fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell mSmoothingTime = System.nanoTime() / NANOTIME_DIV; 1010fe8e279dbc31a5155d7ad09987d5cda8aad10206Adam Powell invalidate(); 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10123a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } else { 10133a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(); 101431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final VelocityTracker velocityTracker = mVelocityTracker; 1020a206daaed1318005d1534cca2e4eeec56144d104Romain Guy velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity); 10213499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int velocityX = (int) velocityTracker.getXVelocity(mActivePointerId); 1022aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10233499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int screenWidth = getWidth(); 10243499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int whichScreen = (mScrollX + (screenWidth / 2)) / screenWidth; 1025327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final float scrolledPos = (float) mScrollX / screenWidth; 1026aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 102731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (velocityX > SNAP_VELOCITY && mCurrentScreen > 0) { 1028327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Fling hard enough to move left. 1029327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 1030327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos < whichScreen ? 1031327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen - 1 : mCurrentScreen; 1032d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(Math.min(whichScreen, bound), velocityX, true); 103331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (velocityX < -SNAP_VELOCITY && mCurrentScreen < getChildCount() - 1) { 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Fling hard enough to move right 1035327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 1036327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos > whichScreen ? 1037327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen + 1 : mCurrentScreen; 1038d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(Math.max(whichScreen, bound), velocityX, true); 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 1040d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(whichScreen, 0, true); 104131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 104331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker != null) { 104431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.recycle(); 104531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = null; 104631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 10493499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 105031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 105131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 105231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 10533499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 10543499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 10553499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_POINTER_UP: 10563499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell onSecondaryPointerUp(ev); 10573499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 105831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 105931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 106031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 106131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1062aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1063213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka void shrinkToTop() { 106479212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka shrink(true, true); 1065213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1066213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1067213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka void shrinkToBottom() { 106879212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka shrinkToBottom(true); 106979212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } 107079212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka 107179212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka void shrinkToBottom(boolean animated) { 107279212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka if (mFirstLayout) { 107379212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // (mFirstLayout == "first layout has not happened yet") 107479212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // if we get a call to shrink() as part of our initialization (for example, if 107579212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // Launcher is started in All Apps mode) then we need to wait for a layout call 107679212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka // to get our width so we can layout the mini-screen views correctly 107779212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka mWaitingToShrinkToBottom = true; 107879212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } else { 107979212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka shrink(false, animated); 108079212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } 1081213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1082213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1083dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // we use this to shrink the workspace for the all apps view and the customize view 108479212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka private void shrink(boolean shrinkToTop, boolean animated) { 1085dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mIsSmall = true; 10867247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final Resources res = getResources(); 1087dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenWidth = getWidth(); 1088213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka final int screenHeight = getHeight(); 10897247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final int scaledScreenWidth = (int) (SHRINK_FACTOR * screenWidth); 10907247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final int scaledScreenHeight = (int) (SHRINK_FACTOR * screenHeight); 10917247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final float scaledSpacing = res.getDimension(R.dimen.smallScreenSpacing); 1092dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1093dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1094213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka float totalWidth = screenCount * scaledScreenWidth + (screenCount - 1) * scaledSpacing; 1095213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka 1096213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka float newY = getResources().getDimension(R.dimen.smallScreenVerticalMargin); 1097213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka if (!shrinkToTop) { 1098213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka newY = screenHeight - newY - scaledScreenHeight; 1099213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka } 1100dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1101dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // We animate all the screens to the centered position in workspace 1102dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // At the same time, the screens become greyed/dimmed 1103dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1104dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // newX is initialized to the left-most position of the centered screens 1105dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka float newX = (mCurrentScreen + 1) * screenWidth - screenWidth / 2 - totalWidth / 2; 1106dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka Sequencer s = new Sequencer(); 1107dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 1108dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka CellLayout cl = (CellLayout) getChildAt(i); 1109a67e867db9d639ed2afcc97e9d04a67fc46f2669Patrick Dubroy cl.setPivotX(0.0f); 1110a67e867db9d639ed2afcc97e9d04a67fc46f2669Patrick Dubroy cl.setPivotY(0.0f); 111179212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka if (animated) { 11127247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final int duration = res.getInteger(R.integer.config_workspaceShrinkTime); 11137247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy s.playTogether( 11147247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy new PropertyAnimator(duration, cl, "x", newX), 11157247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy new PropertyAnimator(duration, cl, "y", newY), 11167247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy new PropertyAnimator(duration, cl, "scaleX", SHRINK_FACTOR), 11177247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy new PropertyAnimator(duration, cl, "scaleY", SHRINK_FACTOR), 11187247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy new PropertyAnimator(duration, cl, "dimmedBitmapAlpha", 1.0f)); 111979212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } else { 112079212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka cl.setX((int)newX); 112179212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka cl.setY((int)newY); 112279212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka cl.setScaleX(SHRINK_FACTOR); 112379212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka cl.setScaleY(SHRINK_FACTOR); 112479212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka cl.setDimmedBitmapAlpha(1.0f); 112579212d81361d1ad8c941c48f8323eb526643ca68Michael Jurka } 1126dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // increment newX for the next screen 1127213d96354e7407dba5c9715eb10d04bebd82c395Michael Jurka newX += scaledScreenWidth + scaledSpacing; 1128dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka cl.setOnInterceptTouchListener(this); 1129dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1130dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka setChildrenDrawnWithCacheEnabled(true); 11317247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy if (animated) s.start(); 1132dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1133dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1134dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // We call this when we trigger an unshrink by clicking on the CellLayout cl 1135dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void unshrink(CellLayout clThatWasClicked) { 11364cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka int newCurrentScreen = mCurrentScreen; 11374cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka final int screenCount = getChildCount(); 11384cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka for (int i = 0; i < screenCount; i++) { 11394cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka if (getChildAt(i) == clThatWasClicked) { 11404cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka newCurrentScreen = i; 11414cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 11424cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 11434cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka unshrink(newCurrentScreen); 11444cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 11454cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka 11464cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka private void unshrink(int newCurrentScreen) { 1147b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (mIsSmall) { 11484cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka int delta = (newCurrentScreen - mCurrentScreen)*getWidth(); 11494cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka 1150b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int screenCount = getChildCount(); 1151b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka for (int i = 0; i < screenCount; i++) { 1152b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka CellLayout cl = (CellLayout) getChildAt(i); 1153b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka cl.setX(cl.getX() + delta); 1154b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1155b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka mScrollX = newCurrentScreen * getWidth(); 1156dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1157b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka unshrink(); 1158b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(newCurrentScreen); 1159b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1160dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1161dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 11624cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka void unshrink() { 11634cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka unshrink(true); 11644cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 11654cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka 11664cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka void unshrink(boolean animated) { 1167b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka if (mIsSmall) { 1168b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka Sequencer s = new Sequencer(); 1169b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka final int screenCount = getChildCount(); 11704cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka 11714cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka final int duration = getResources().getInteger(R.integer.config_workspaceUnshrinkTime); 1172b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka for (int i = 0; i < screenCount; i++) { 11737247f6315baf16eacb3286f21bd80321385c1defPatrick Dubroy final CellLayout cl = (CellLayout)getChildAt(i); 1174a67e867db9d639ed2afcc97e9d04a67fc46f2669Patrick Dubroy cl.setPivotX(0.0f); 1175a67e867db9d639ed2afcc97e9d04a67fc46f2669Patrick Dubroy cl.setPivotY(0.0f); 11764cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka if (animated) { 11774cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka s.playTogether( 11784cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka new PropertyAnimator(duration, cl, "translationX", 0.0f), 11794cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka new PropertyAnimator(duration, cl, "translationY", 0.0f), 11804cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka new PropertyAnimator(duration, cl, "scaleX", 1.0f), 11814cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka new PropertyAnimator(duration, cl, "scaleY", 1.0f), 11824cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka new PropertyAnimator(duration, cl, "dimmedBitmapAlpha", 0.0f)); 11834cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } else { 11844cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka cl.setTranslationX(0.0f); 11854cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka cl.setTranslationY(0.0f); 11864cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka cl.setScaleX(1.0f); 11874cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka cl.setScaleY(1.0f); 11884cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka cl.setDimmedBitmapAlpha(0.0f); 11894cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 1190b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka } 1191b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka s.addListener(mUnshrinkAnimationListener); 1192b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka s.start(); 1193dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1194dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1195dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1196d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell void snapToScreen(int whichScreen) { 1197d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell snapToScreen(whichScreen, 0, false); 119831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 119931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1200d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell private void snapToScreen(int whichScreen, int velocity, boolean settle) { 1201aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // if (!mScroller.isFinished()) return; 120282d94d9e9ee4eb6b14db3c8df2f47dcae5ce4ab0Romain Guy 12033a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron whichScreen = Math.max(0, Math.min(whichScreen, getChildCount() - 1)); 1204aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12053a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen, whichScreen); 120631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 120731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = whichScreen; 1208e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy 1209af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (mPreviousIndicator != null) { 1210aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mPreviousIndicator.setLevel(mNextScreen); 1211aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mNextIndicator.setLevel(mNextScreen); 1212af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 1213ed2390e7091511618bf5030d4996ccafadba3cc3Romain Guy 121431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View focusedChild = getFocusedChild(); 1215d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (focusedChild != null && whichScreen != mCurrentScreen && 1216d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell focusedChild == getChildAt(mCurrentScreen)) { 121731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusedChild.clearFocus(); 121831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1219aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1220d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell final int screenDelta = Math.max(1, Math.abs(whichScreen - mCurrentScreen)); 122131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int newX = whichScreen * getWidth(); 122231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int delta = newX - mScrollX; 1223d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell int duration = (screenDelta + 1) * 100; 1224f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy 1225d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (!mScroller.isFinished()) { 1226d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScroller.abortAnimation(); 1227d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1228aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1229d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (settle) { 1230d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScrollInterpolator.setDistance(screenDelta); 1231d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } else { 1232d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell mScrollInterpolator.disableSettle(); 1233d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1234aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1235d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell velocity = Math.abs(velocity); 1236d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell if (velocity > 0) { 1237d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell duration += (duration / (velocity / BASELINE_FLING_VELOCITY)) 1238d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell * FLING_VELOCITY_INFLUENCE; 1239d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } else { 1240d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell duration += 100; 1241d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell } 1242d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell 1243d40613a693ea00bd767d60bfdbdcebe4cbf7bbddAdam Powell awakenScrollBars(duration); 1244c45b16862918a0c6c253bba12032165b030565afJoe Onorato mScroller.startScroll(mScrollX, 0, delta, 0, duration); 124531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 124631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 124731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 124831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void startDrag(CellLayout.CellInfo cellInfo) { 124931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = cellInfo.cell; 1250aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 125131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Make sure the drag was started by a long press as opposed to a long click. 12527984c9496bcaeca23ee7fdecc4d4f1bb2467e0f2Bjorn Bringert if (!child.isInTouchMode()) { 125331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return; 125431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1255aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 125631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = cellInfo; 125731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo.screen = mCurrentScreen; 1258aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 125931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout current = ((CellLayout) getChildAt(mCurrentScreen)); 126031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 126131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project current.onDragChild(child); 126200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.startDrag(child, this, child.getTag(), DragController.DRAG_ACTION_MOVE); 126331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 126431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 126631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 126731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected Parcelable onSaveInstanceState() { 126831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final SavedState state = new SavedState(super.onSaveInstanceState()); 126931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project state.currentScreen = mCurrentScreen; 127031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return state; 127131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 127231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 127331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 127431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onRestoreInstanceState(Parcelable state) { 127531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState savedState = (SavedState) state; 127631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onRestoreInstanceState(savedState.getSuperState()); 127731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (savedState.currentScreen != -1) { 1278b0f28bd9a52fa4e343c8299d1c3e225d8e01c1e9Michael Jurka setCurrentScreen(savedState.currentScreen, false); 127931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 128031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 128131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 128231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 12830589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo) { 128431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addApplicationShortcut(info, cellInfo, false); 128531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 128631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 12870589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo, 128831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(cellInfo.screen); 129031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int[] result = new int[2]; 129131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 129231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.cellToPoint(cellInfo.cellX, cellInfo.cellY, result); 129331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(result[0], result[1], info, layout, insertAtFirst); 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 129600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset, 129700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 129870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout cellLayout = getCurrentDropLayout(); 129931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (source != this) { 130031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x - xOffset, y - yOffset, dragInfo, cellLayout); 130131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 130231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Move internally 130331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 130431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View cell = mDragInfo.cell; 1305aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 130652d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy if (index != mDragInfo.screen) { 130731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen); 130831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project originalCellLayout.removeView(cell); 1309aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(cell, index, mDragInfo.cellX, mDragInfo.cellY, 1310aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragInfo.spanX, mDragInfo.spanY); 131131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1312263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x - xOffset, y - yOffset, 1313aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mDragInfo.spanX, mDragInfo.spanY, cell, cellLayout, 1314aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mTargetCell); 1315aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung cellLayout.onDropChild(cell); 131631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1317aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // update the item's position after drop 131884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy final ItemInfo info = (ItemInfo) cell.getTag(); 1319aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell 1320aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung .getLayoutParams(); 1321aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX = mTargetCell[0]; 1322aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellY = mTargetCell[1]; 1323aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 132431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.moveItemInDatabase(mLauncher, info, 1325aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherSettings.Favorites.CONTAINER_DESKTOP, index, 1326aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX, lp.cellY); 132731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 132831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 132931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 133031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1331aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onDragEnter(DragSource source, int x, int y, int xOffset, 1332aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int yOffset, DragView dragView, Object dragInfo) { 133331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 133431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1335440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public DropTarget getDropTargetDelegate(DragSource source, int x, int y, int xOffset, int yOffset, 13366569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy DragView dragView, Object dragInfo) { 13376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1338440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // We may need to delegate the drag to a child view. If a 1x1 item 1339440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // would land in a cell occupied by a DragTarget (e.g. a Folder), 1340440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // then drag events should be handled by that child. 1341440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 13426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy ItemInfo item = (ItemInfo)dragInfo; 1343440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy CellLayout currentLayout = getCurrentDropLayout(); 1344440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1345440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy int dragPointX, dragPointY; 1346440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (item.spanX == 1 && item.spanY == 1) { 1347440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // For a 1x1, calculate the drop cell exactly as in onDragOver 1348440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointX = x - xOffset; 1349440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointY = y - yOffset; 1350440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } else { 1351440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // Otherwise, use the exact drag coordinates 1352440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointX = x; 1353440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy dragPointY = y; 1354440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1355440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1356440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // If we are dragging over a cell that contains a DropTarget that will 1357440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy // accept the drop, delegate to that DropTarget. 1358440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy final int[] cellXY = mTempCell; 1359440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy currentLayout.estimateDropCell(dragPointX, dragPointY, item.spanX, item.spanY, cellXY); 1360440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy View child = currentLayout.getChildAt(cellXY[0], cellXY[1]); 1361440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (child instanceof DropTarget) { 1362440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy DropTarget target = (DropTarget)child; 1363440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if (target.acceptDrop(source, x, y, xOffset, yOffset, dragView, dragInfo)) { 1364440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return target; 1365440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1366440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1367440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return null; 1368440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 13696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1370440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public void onDragOver(DragSource source, int x, int y, int xOffset, int yOffset, 1371440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy DragView dragView, Object dragInfo) { 1372440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 1373976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy final ItemInfo item = (ItemInfo)dragInfo; 1374976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy final CellLayout currentLayout = getCurrentDropLayout(); 13756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (dragInfo instanceof LauncherAppWidgetInfo) { 13776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo)dragInfo; 13786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (widgetInfo.spanX == -1) { 13806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Calculate the grid spans needed to fit this widget 13818f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy int[] spans = currentLayout.rectToCell(widgetInfo.minWidth, widgetInfo.minHeight, null); 13826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy item.spanX = spans[0]; 13836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy item.spanY = spans[1]; 13846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (currentLayout != mDragTargetLayout) { 13876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (mDragTargetLayout != null) { 13886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout.onDragComplete(); 13896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout = currentLayout; 13916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the item 13946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int originX = x - xOffset; 13956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int originY = y - yOffset; 13966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1397976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy // If not dragging from the Workspace, the size of dragView might not match the cell size 1398976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy if (!source.equals(this)) { 1399976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy // Break the drag view up into evenly sized chunks based on its spans 1400976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy int chunkWidth = dragView.getWidth() / item.spanX; 1401976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy int chunkHeight = dragView.getHeight() / item.spanY; 1402976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy 1403976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy // Adjust the origin for a cell centered at the top left chunk 1404976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy originX += (chunkWidth - currentLayout.getCellWidth()) / 2; 1405976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy originY += (chunkHeight - currentLayout.getCellHeight()) / 2; 1406976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy } 1407976ebec9e31643d3513f9f0de2b433d9aa186ce9Patrick Dubroy 14086569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final View child = (mDragInfo == null) ? null : mDragInfo.cell; 14096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy currentLayout.visualizeDropLocation(child, originX, originY, item.spanX, item.spanY); 141031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1412aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public void onDragExit(DragSource source, int x, int y, int xOffset, 1413aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int yOffset, DragView dragView, Object dragInfo) { 14146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (mDragTargetLayout != null) { 14156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout.onDragComplete(); 14166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mDragTargetLayout = null; 14176569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 141831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1420aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private void onDropExternal(int x, int y, Object dragInfo, 1421aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout cellLayout) { 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x, y, dragInfo, cellLayout, false); 142331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1424aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1425aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private void onDropExternal(int x, int y, Object dragInfo, 1426aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung CellLayout cellLayout, boolean insertAtFirst) { 142731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Drag from somewhere else 142831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ItemInfo info = (ItemInfo) dragInfo; 142931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1430af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka View view = null; 143131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (info.itemType) { 143331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 143431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1435e48e7c1a62e6a367803dca62c8fce9de57121b0fJoe Onorato if (info.container == NO_ID && info instanceof ApplicationInfo) { 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Came from all apps -- make a copy 1437aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung info = new ShortcutInfo((ApplicationInfo) info); 143831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1439aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung view = mLauncher.createShortcut(R.layout.application, cellLayout, 1440aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung (ShortcutInfo) info); 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 144231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 144331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view = FolderIcon.fromXml(R.layout.folder_icon, mLauncher, 1444aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung (ViewGroup) getChildAt(mCurrentScreen), 1445aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung ((UserFolderInfo) info)); 144631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 1447af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1448af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellLayout.setTagToCellInfoForPoint(x, y); 1449af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka mLauncher.addAppWidgetFromDrop(((LauncherAppWidgetInfo)dragInfo).providerName, cellLayout.getTag()); 1450af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 145131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project default: 1452aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung throw new IllegalStateException("Unknown item type: " 1453aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + info.itemType); 145431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 145531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the view is null, it has already been added. 14576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (view == null) { 14586569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy cellLayout.onDragComplete(); 14596569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } else { 14606569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy mTargetCell = estimateDropCell(x, y, 1, 1, view, cellLayout, mTargetCell); 1461aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addInScreen(view, indexOfChild(cellLayout), mTargetCell[0], 1462aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mTargetCell[1], info.spanX, info.spanY, insertAtFirst); 1463aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung cellLayout.onDropChild(view); 14646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy CellLayout.LayoutParams lp = (CellLayout.LayoutParams) view.getLayoutParams(); 146531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1466af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka LauncherModel.addOrMoveItemInDatabase(mLauncher, info, 1467aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung LauncherSettings.Favorites.CONTAINER_DESKTOP, mCurrentScreen, 1468aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.cellX, lp.cellY); 1469af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 147031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1471aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 147270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 147370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Return the current {@link CellLayout}, correctly picking the destination 147470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * screen while a scroll is in progress. 147570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 147670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout getCurrentDropLayout() { 147770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 147870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return (CellLayout) getChildAt(index); 147970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 148031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 148170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 148270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 148370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 148470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public boolean acceptDrop(DragSource source, int x, int y, 148500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo) { 14864c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout layout = getCurrentDropLayout(); 1487c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final CellLayout.CellInfo dragCellInfo = mDragInfo; 1488c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final int spanX = dragCellInfo == null ? 1 : dragCellInfo.spanX; 1489c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final int spanY = dragCellInfo == null ? 1 : dragCellInfo.spanY; 14904c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 1491c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final View ignoreView = dragCellInfo == null ? null : dragCellInfo.cell; 1492c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final CellLayout.CellInfo cellInfo = layout.updateOccupiedCells(null, ignoreView); 14934c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 1494c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (cellInfo.findCellForSpan(mTempEstimate, spanX, spanY)) { 14950e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka return true; 14960e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } else { 14970e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka Toast.makeText(getContext(), getContext().getString(R.string.out_of_space), Toast.LENGTH_SHORT).show(); 14980e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka return false; 14990e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka } 150070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1501aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 150270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 150370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 150470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 150570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public Rect estimateDropLocation(DragSource source, int x, int y, 150600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo, Rect recycle) { 150770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout layout = getCurrentDropLayout(); 1508aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 150931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout.CellInfo cellInfo = mDragInfo; 151070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 151170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 151270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final View ignoreView = cellInfo == null ? null : cellInfo.cell; 1513aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 151470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final Rect location = recycle != null ? recycle : new Rect(); 1515aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 151670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find drop cell and convert into rectangle 1517aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int[] dropCell = estimateDropCell(x - xOffset, y - yOffset, spanX, 1518aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung spanY, ignoreView, layout, mTempCell); 1519aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 152070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (dropCell == null) { 152170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 152270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1523aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 152470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0], dropCell[1], mTempEstimate); 152570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.left = mTempEstimate[0]; 152670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.top = mTempEstimate[1]; 1527aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 152870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0] + spanX, dropCell[1] + spanY, mTempEstimate); 152970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.right = mTempEstimate[0]; 153070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.bottom = mTempEstimate[1]; 1531aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 153270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return location; 153331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 153431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 153570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 153670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Calculate the nearest cell where the given object would be dropped. 153770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 1538263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy private int[] estimateDropCell(int pixelX, int pixelY, 153970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int spanX, int spanY, View ignoreView, CellLayout layout, int[] recycle) { 15406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 15416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int[] cellXY = mTempCell; 15426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy layout.estimateDropCell(pixelX, pixelY, spanX, spanY, cellXY); 15436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy layout.cellToPoint(cellXY[0], cellXY[1], mTempEstimate); 15446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1545c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final CellLayout.CellInfo cellInfo = layout.updateOccupiedCells(null, ignoreView); 154670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find the best target drop location 1547c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka return layout.findNearestVacantArea(mTempEstimate[0], mTempEstimate[1], spanX, spanY, cellInfo, recycle); 154870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1549aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15508f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy /** 15518f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * Estimate the size that a child with the given dimensions will take in the current screen. 15528f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy */ 15538f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy void estimateChildSize(int minWidth, int minHeight, int[] result) { 15548f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy ((CellLayout)getChildAt(mCurrentScreen)).estimateChildSize(minWidth, minHeight, result); 15558f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 15568f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy 155731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setLauncher(Launcher launcher) { 155831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLauncher = launcher; 155931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void setDragController(DragController dragController) { 156200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController = dragController; 156331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDropCompleted(View target, boolean success) { 1566aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (success) { 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (target != this && mDragInfo != null) { 156831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 156931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.removeView(mDragInfo.cell); 157000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (mDragInfo.cell instanceof DropTarget) { 157100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.removeDropTarget((DropTarget)mDragInfo.cell); 157200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 1573aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // final Object tag = mDragInfo.cell.getTag(); 157431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 157531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 157631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 157731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 157831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.onDropAborted(mDragInfo.cell); 157931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 158231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = null; 158331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 158531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollLeft() { 1586f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1587aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mCurrentScreen > 0) 1588aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mCurrentScreen - 1); 1589f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1590aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mNextScreen > 0) 1591aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mNextScreen - 1); 159231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollRight() { 1596f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1597aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mCurrentScreen < getChildCount() - 1) 1598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mCurrentScreen + 1); 1599f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1600aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (mNextScreen < getChildCount() - 1) 1601aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung snapToScreen(mNextScreen + 1); 160231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 160531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int getScreenForView(View v) { 160631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int result = -1; 160731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (v != null) { 160831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ViewParent vp = v.getParent(); 1609dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1610dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 161131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (vp == getChildAt(i)) { 161231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return i; 161331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return result; 161731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1618138a04170d964da9cdec228e95b976875ae52481Karl Rosaen 161931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Folder getFolderForTag(Object tag) { 1620dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 162131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 162231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 162331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 162431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 162531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 162631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 162731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 162831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder f = (Folder) child; 1629aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (f.getInfo() == tag && f.getInfo().opened) { 163031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return f; 163131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 163631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 163831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public View getViewForTag(Object tag) { 163931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 164031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 164131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 164231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 164331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 164431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 164531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getTag() == tag) { 164631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return child; 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 165131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 165331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 165431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True is long presses are still allowed for the current touch 165531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 165631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean allowLongPress() { 165731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mAllowLongPress; 165831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1659aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1660ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project /** 1661ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * Set true to allow long-press events to be triggered, usually checked by 1662ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * {@link Launcher} to accept or block dpad-initiated long-presses. 1663ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project */ 1664ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project public void setAllowLongPress(boolean allowLongPress) { 1665ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project mAllowLongPress = allowLongPress; 1666ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project } 166731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 166864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void removeItems(final ArrayList<ApplicationInfo> apps) { 1669dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 16705c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy final PackageManager manager = getContext().getPackageManager(); 1671629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetManager widgets = AppWidgetManager.getInstance(getContext()); 1672574d20ec84551370987dde530c27ec493bdef564Romain Guy 167364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final HashSet<String> packageNames = new HashSet<String>(); 167464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 167564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (int i = 0; i < appCount; i++) { 167664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato packageNames.add(apps.get(i).componentName.getPackageName()); 167764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 167864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato 1679dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 168031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1681629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1682629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy // Avoid ANRs by treating each screen separately 1683629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy post(new Runnable() { 1684629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy public void run() { 1685629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ArrayList<View> childrenToRemove = new ArrayList<View>(); 1686629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childrenToRemove.clear(); 1687aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1688629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy int childCount = layout.getChildCount(); 1689629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1690629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final View view = layout.getChildAt(j); 1691629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy Object tag = view.getTag(); 1692aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 16930589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 16940589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo info = (ShortcutInfo) tag; 1695629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = info.intent; 1696629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1697aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 169864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 169964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 170064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 170164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 170264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 170364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato childrenToRemove.add(view); 170464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 170564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1706629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1707629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof UserFolderInfo) { 1708629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final UserFolderInfo info = (UserFolderInfo) tag; 17090589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> contents = info.contents; 17100589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> toRemove = new ArrayList<ShortcutInfo>(1); 1711629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final int contentsCount = contents.size(); 1712629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy boolean removedFromFolder = false; 1713aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1714629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int k = 0; k < contentsCount; k++) { 17150589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo appInfo = contents.get(k); 1716629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = appInfo.intent; 1717629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1718aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 171964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 172064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 172164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 172264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato toRemove.add(appInfo); 172364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 172464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase( 172564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato mLauncher, appInfo); 172664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato removedFromFolder = true; 172764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 172864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1729629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1730629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1731aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1732629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy contents.removeAll(toRemove); 1733629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (removedFromFolder) { 1734629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Folder folder = getOpenFolder(); 1735aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung if (folder != null) 1736aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung folder.notifyDataSetChanged(); 1737629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1738629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LiveFolderInfo) { 1739629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LiveFolderInfo info = (LiveFolderInfo) tag; 1740629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Uri uri = info.uri; 1741629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ProviderInfo providerInfo = manager.resolveContentProvider( 1742629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy uri.getAuthority(), 0); 1743629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1744f11079b11e98912ed56546eaa300efd06c6eb917Joe Onorato if (providerInfo != null) { 174564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 174664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(providerInfo.packageName)) { 174764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 174864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 1749aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung childrenToRemove.add(view); 175064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 175164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1752629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1753629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LauncherAppWidgetInfo) { 1754629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) tag; 1755629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetProviderInfo provider = 1756629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy widgets.getAppWidgetInfo(info.appWidgetId); 1757e1cc6c3745c9ba721b6ab888d74c9d9e1d13ea6aDaniel Sandler if (provider != null) { 175864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 175964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(provider.provider.getPackageName())) { 176064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 176164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 1762aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung childrenToRemove.add(view); 176364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 176464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1765629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1766574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1767574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1768aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1769629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childCount = childrenToRemove.size(); 1770629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1771629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy View child = childrenToRemove.get(j); 1772629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.removeViewInLayout(child); 1773629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (child instanceof DropTarget) { 1774629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy mDragController.removeDropTarget((DropTarget)child); 1775629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1776574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1777aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1778629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (childCount > 0) { 1779629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.requestLayout(); 1780629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.invalidate(); 17815c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy } 178231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1783629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy }); 178431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 178531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1786f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 178764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void updateShortcuts(ArrayList<ApplicationInfo> apps) { 17889c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato final PackageManager pm = mLauncher.getPackageManager(); 17899c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato 1790dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka final int screenCount = getChildCount(); 1791dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka for (int i = 0; i < screenCount; i++) { 1792f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1793f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project int childCount = layout.getChildCount(); 1794f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int j = 0; j < childCount; j++) { 1795f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final View view = layout.getChildAt(j); 1796f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project Object tag = view.getTag(); 17970589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 17980589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato ShortcutInfo info = (ShortcutInfo)tag; 1799f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // We need to check for ACTION_MAIN otherwise getComponent() might 1800f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // return null for some shortcuts (for instance, for shortcuts to 1801f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // web pages.) 1802f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final Intent intent = info.intent; 1803f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final ComponentName name = intent.getComponent(); 1804f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION && 180564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 180664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 1807aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung for (int k = 0; k < appCount; k++) { 180864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ApplicationInfo app = apps.get(k); 180964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (app.componentName.equals(name)) { 181064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato info.setIcon(mIconCache.getIcon(info.intent)); 181164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ((TextView)view).setCompoundDrawablesWithIntrinsicBounds(null, 181264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato new FastBitmapDrawable(info.getIcon(mIconCache)), 181364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato null, null); 181464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 181564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1816f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1817f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1818f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1819f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1820f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1821f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 182214f122bf847e50a3e7730ccbe57abc25d086a01bJoe Onorato void moveToDefaultScreen(boolean animate) { 1823c45b16862918a0c6c253bba12032165b030565afJoe Onorato if (animate) { 18244cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka if (mIsSmall) { 18254cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka unshrink(mDefaultScreen); 18264cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } else { 18274cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka snapToScreen(mDefaultScreen); 18284cb3724a2c1e5f278e1531d643accc40fcd8e219Michael Jurka } 1829c45b16862918a0c6c253bba12032165b030565afJoe Onorato } else { 1830c45b16862918a0c6c253bba12032165b030565afJoe Onorato setCurrentScreen(mDefaultScreen); 1831c45b16862918a0c6c253bba12032165b030565afJoe Onorato } 183231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mDefaultScreen).requestFocus(); 183331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 183431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18358a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy void setIndicators(Drawable previous, Drawable next) { 18368a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator = previous; 18378a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator = next; 18388a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy previous.setLevel(mCurrentScreen); 18398a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy next.setLevel(mCurrentScreen); 18408a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy } 18418a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 184231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class SavedState extends BaseSavedState { 184331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int currentScreen = -1; 184431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 184531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState(Parcelable superState) { 184631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(superState); 184731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 184831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 184931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private SavedState(Parcel in) { 185031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(in); 185131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen = in.readInt(); 185231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 185331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 185431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 185531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void writeToParcel(Parcel out, int flags) { 185631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.writeToParcel(out, flags); 185731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project out.writeInt(currentScreen); 185831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 185931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 186031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static final Parcelable.Creator<SavedState> CREATOR = 186131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project new Parcelable.Creator<SavedState>() { 186231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState createFromParcel(Parcel in) { 186331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState(in); 186431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 186531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 186631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState[] newArray(int size) { 186731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState[size]; 186831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 186931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project }; 187031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 187131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1872