Workspace.java revision 495f2892288504f4ab87e62957b3f71144dd73c2
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 19495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport java.util.ArrayList; 20495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport java.util.HashSet; 21495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell 228f573952b8729b4319043ae0908997ecd2d68951Dianne Hackbornimport android.app.WallpaperManager; 23629de3ef739883c0962423cc0c3a26299f162d3dRomain Guyimport android.appwidget.AppWidgetManager; 24629de3ef739883c0962423cc0c3a26299f162d3dRomain Guyimport android.appwidget.AppWidgetProviderInfo; 25495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.content.ComponentName; 2631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Intent; 28495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.content.pm.PackageManager; 295c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guyimport android.content.pm.ProviderInfo; 3031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.res.TypedArray; 3131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Canvas; 3231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 33f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.graphics.drawable.Drawable; 345c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guyimport android.net.Uri; 35956091ba7863bd72086275e61084864994dd6fa7Joe Onoratoimport android.os.IBinder; 36080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.Parcel; 37495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.os.Parcelable; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 3931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.VelocityTracker; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewConfiguration; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewParent; 45495f2892288504f4ab87e62957b3f71144dd73c2Adam Powellimport android.view.animation.OvershootInterpolator; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.Scroller; 47f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.widget.TextView; 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 49edcce099c98a6c40d10109ac092ab50f9d2668f3Romain Guyimport com.android.launcher.R; 50edcce099c98a6c40d10109ac092ab50f9d2668f3Romain Guy 5131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 5231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The workspace is a wide area with a wallpaper and a finite number of screens. Each 5331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * screen contains a number of icons, folders or widgets the user can interact with. 5431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * A workspace is meant to be used with a fixed width only. 5531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 5685a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onoratopublic class Workspace extends ViewGroup implements DropTarget, DragSource, DragScroller { 57e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy @SuppressWarnings({"UnusedDeclaration"}) 583a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato private static final String TAG = "Launcher.Workspace"; 5931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static final int INVALID_SCREEN = -1; 6070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 6131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 6231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The velocity at which a fling gesture will cause us to snap to the next screen 6331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 64a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell private static final int SNAP_VELOCITY = 600; 6531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 668f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private final WallpaperManager mWallpaperManager; 678f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mDefaultScreen; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private boolean mFirstLayout = true; 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCurrentScreen; 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mNextScreen = INVALID_SCREEN; 7431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Scroller mScroller; 7531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private VelocityTracker mVelocityTracker; 7631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 7831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * CellInfo for the cell that is currently being dragged 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 8031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private CellLayout.CellInfo mDragInfo; 8170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 8270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 8370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Target drop area calculated during last acceptDrop call. 8470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 8570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTargetCell = null; 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionX; 8831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionY; 89f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 9031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_REST = 0; 9131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_SCROLLING = 1; 9231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchState = TOUCH_STATE_REST; 9431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private OnLongClickListener mLongClickListener; 9631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Launcher mLauncher; 980589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato private IconCache mIconCache; 9900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato private DragController mDragController; 10070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 10170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 10270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Cache of vacant cells, used during drag events and invalidated as needed. 10370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 10470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout.CellInfo mVacantCache = null; 10570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 10631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int[] mTempCell = new int[2]; 10770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTempEstimate = new int[2]; 10831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 109a9c28f6f97a4b34d9527c786e3aa8f02d92d9e07Joe Onorato private boolean mAllowLongPress = true; 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchSlop; 1123499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private int mPagingTouchSlop; 113a206daaed1318005d1534cca2e4eeec56144d104Romain Guy private int mMaximumVelocity; 1143499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 1153499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private static final int INVALID_POINTER = -1; 11631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private int mActivePointerId = INVALID_POINTER; 1183499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 1198a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mPreviousIndicator; 1208a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mNextIndicator; 1218a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 12231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 12431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 12531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 12631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 12731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 12831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs) { 12931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 13031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param defStyle Unused. 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs, int defStyle) { 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1428f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn mWallpaperManager = WallpaperManager.getInstance(context); 1438f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 14431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.Workspace, defStyle, 0); 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDefaultScreen = a.getInt(R.styleable.Workspace_defaultScreen, 1); 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1480d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato setHapticFeedbackEnabled(false); 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project initWorkspace(); 15031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 15331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Initializes various states for this workspace. 15431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 15531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void initWorkspace() { 1560589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato Context context = getContext(); 157495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell mScroller = new Scroller(context, new OvershootInterpolator()); 15831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = mDefaultScreen; 15931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 1600589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato LauncherApplication app = (LauncherApplication)context.getApplicationContext(); 1610589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato mIconCache = app.getIconCache(); 16231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 163a206daaed1318005d1534cca2e4eeec56144d104Romain Guy final ViewConfiguration configuration = ViewConfiguration.get(getContext()); 164a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mTouchSlop = configuration.getScaledTouchSlop(); 1653499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mPagingTouchSlop = configuration.getScaledPagingTouchSlop(); 166a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mMaximumVelocity = configuration.getScaledMaximumFlingVelocity(); 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index, LayoutParams params) { 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 17331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index, params); 17531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 17831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child) { 17931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 18031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 18131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 18231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child); 18331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 18431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 18631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index) { 18731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 18831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 18931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index); 19131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int width, int height) { 19531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, width, height); 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 20131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 20231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, LayoutParams params) { 20331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 20431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 20531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 20631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, params); 20731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 20831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 20931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 21031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The open folder on the current screen, or null if there is none 21131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 21231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder getOpenFolder() { 21331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(mCurrentScreen); 21431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 21531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 21631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 21731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 21831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 21931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return (Folder) child; 22031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 22331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 22531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> getOpenFolders() { 22631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int screens = getChildCount(); 22731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> folders = new ArrayList<Folder>(screens); 22831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 22931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screens; screen++) { 23031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(screen); 23131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 23231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 23331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 23431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 23531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 23631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project folders.add((Folder) child); 23731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 23831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 23931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return folders; 24331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean isDefaultScreenShowing() { 24631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen == mDefaultScreen; 24731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 25031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Returns the index of the currently displayed screen. 25131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 25231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The index of the currently displayed screen. 25331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 25431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCurrentScreen() { 25531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen; 25631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 25731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 25831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 25931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Sets the current screen. 26031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 26131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param currentScreen 26231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 26331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setCurrentScreen(int currentScreen) { 264c45b16862918a0c6c253bba12032165b030565afJoe Onorato if (!mScroller.isFinished()) mScroller.abortAnimation(); 2654c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 26631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(currentScreen, getChildCount() - 1)); 267483543f31cd2a8b66c9faaf7fcb25c84296730ecRomain Guy mPreviousIndicator.setLevel(mCurrentScreen); 268483543f31cd2a8b66c9faaf7fcb25c84296730ecRomain Guy mNextIndicator.setLevel(mCurrentScreen); 26931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollTo(mCurrentScreen * getWidth(), 0); 270ed2390e7091511618bf5030d4996ccafadba3cc3Romain Guy updateWallpaperOffset(); 27131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 27231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 27531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 27631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 27731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 27831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 27931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 28031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 28131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 28231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 28331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 28431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY) { 28531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, false); 28631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 28731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 28931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 29031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 29131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 29231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 29331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 29431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 29531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 29631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 29731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 29831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 29931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY, boolean insert) { 30031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, insert); 30131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 30231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 30331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 30431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 30531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 30631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 30731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 30831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 30931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 31031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 31131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 31231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 31331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 31431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY) { 31531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, screen, x, y, spanX, spanY, false); 31631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 31731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 31831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 31931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 32031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 32131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 32231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 32331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 32431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 32531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 32631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 32731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 32831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 32931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 33031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY, boolean insert) { 33131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen < 0 || screen >= getChildCount()) { 33231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("The screen must be >= 0 and < " + getChildCount()); 33331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 33431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3354c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 3364c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 33731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout group = (CellLayout) getChildAt(screen); 33831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 33931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp == null) { 34031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp = new CellLayout.LayoutParams(x, y, spanX, spanY); 34131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 34231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellX = x; 34331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellY = y; 34431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellHSpan = spanX; 34531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellVSpan = spanY; 34631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 34731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project group.addView(child, insert ? 0 : -1, lp); 34831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof Folder)) { 3490d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato child.setHapticFeedbackEnabled(false); 35031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 35131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 35200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 35300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.addDropTarget((DropTarget)child); 35400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 35531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 35631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 35731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.CellInfo findAllVacantCells(boolean[] occupied) { 35831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout group = (CellLayout) getChildAt(mCurrentScreen); 35931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (group != null) { 36070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return group.findAllVacantCells(occupied, null); 36131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 36331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3654c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy private void clearVacantCache() { 3664c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache != null) { 3674c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache.clearVacantCells(); 3684c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = null; 3694c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 3704c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 37131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 37231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 37331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Registers the specified listener on each screen contained in this workspace. 37431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 37531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param l The listener used to respond to long clicks. 37631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 37731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 37831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setOnLongClickListener(OnLongClickListener l) { 37931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLongClickListener = l; 38031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 38131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 38231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).setOnLongClickListener(l); 38331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 38431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 38531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3868f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private void updateWallpaperOffset() { 387798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(getChildAt(getChildCount() - 1).getRight() - (mRight - mLeft)); 388798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy } 389798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy 390798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy private void updateWallpaperOffset(int scrollRange) { 391956091ba7863bd72086275e61084864994dd6fa7Joe Onorato IBinder token = getWindowToken(); 392956091ba7863bd72086275e61084864994dd6fa7Joe Onorato if (token != null) { 393956091ba7863bd72086275e61084864994dd6fa7Joe Onorato mWallpaperManager.setWallpaperOffsetSteps(1.0f / (getChildCount() - 1), 0 ); 394495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell mWallpaperManager.setWallpaperOffsets(getWindowToken(), 395495f2892288504f4ab87e62957b3f71144dd73c2Adam Powell Math.max(0.f, Math.min(mScrollX/(float)scrollRange, 1.f)), 0); 396956091ba7863bd72086275e61084864994dd6fa7Joe Onorato } 3978f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn } 3988f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 39931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 40031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void computeScroll() { 40131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScroller.computeScrollOffset()) { 40231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollX = mScroller.getCurrX(); 40331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollY = mScroller.getCurrY(); 4048f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 40531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project postInvalidate(); 40631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (mNextScreen != INVALID_SCREEN) { 40731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(mNextScreen, getChildCount() - 1)); 4088a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator.setLevel(mCurrentScreen); 4098a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator.setLevel(mCurrentScreen); 41031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 41131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = INVALID_SCREEN; 41231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 41331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 41431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 41531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 41631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 41731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void dispatchDraw(Canvas canvas) { 4187376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project boolean restore = false; 419e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato int restoreCount = 0; 420e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 42131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // ViewGroup.dispatchDraw() supports many features we don't need: 42231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // clip to padding, layout animation, animation listener, disappearing 42331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // children, etc. The following implementation attempts to fast-track 42431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // the drawing dispatch by drawing only what we know needs to be drawn. 42531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 426f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy boolean fastDraw = mTouchState != TOUCH_STATE_SCROLLING && mNextScreen == INVALID_SCREEN; 42731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are not scrolling or flinging, draw only the current screen 42831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (fastDraw) { 42931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), getDrawingTime()); 43031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 43131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final long drawingTime = getDrawingTime(); 43231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are flinging, draw only the current screen and the target screen 43331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen >= 0 && mNextScreen < getChildCount() && 43431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Math.abs(mCurrentScreen - mNextScreen) == 1) { 43531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), drawingTime); 43631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mNextScreen), drawingTime); 43731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 43831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are scrolling, draw all of our children 43931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 44031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 44131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(i), drawingTime); 44231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 44331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 44431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 4457376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project 4467376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project if (restore) { 447e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato canvas.restoreToCount(restoreCount); 4487376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project } 44931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 45031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 45100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato protected void onAttachedToWindow() { 45200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato super.onAttachedToWindow(); 453956091ba7863bd72086275e61084864994dd6fa7Joe Onorato computeScroll(); 45400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.setWindowToken(getWindowToken()); 45500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 45600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 45731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 45831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 45931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onMeasure(widthMeasureSpec, heightMeasureSpec); 46031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 46131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int width = MeasureSpec.getSize(widthMeasureSpec); 46231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 46331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthMode != MeasureSpec.EXACTLY) { 46431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 46531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 46631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 46731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 46831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (heightMode != MeasureSpec.EXACTLY) { 46931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 47031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 47131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 47231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // The children are given the same width and height as the workspace 47331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 47431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 47531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).measure(widthMeasureSpec, heightMeasureSpec); 47631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 47731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4783a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 47931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mFirstLayout) { 4803a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(false); 48131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollTo(mCurrentScreen * width, 0); 4823a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(true); 483798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(width * (getChildCount() - 1)); 48431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mFirstLayout = false; 48531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 48631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 48731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 48831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 48931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 49031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int childLeft = 0; 49131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 49231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 49331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 49431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View child = getChildAt(i); 49531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getVisibility() != View.GONE) { 49631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int childWidth = child.getMeasuredWidth(); 49731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.layout(childLeft, 0, childLeft + childWidth, child.getMeasuredHeight()); 49831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project childLeft += childWidth; 49931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 50031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 50131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 50231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 50331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 50431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) { 50531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen = indexOfChild(child); 50631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen != mCurrentScreen || !mScroller.isFinished()) { 50731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mLauncher.isWorkspaceLocked()) { 50831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(screen); 50931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 51131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 51331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 51531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 51631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { 517678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 51831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 51931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder != null) { 52031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return openFolder.requestFocus(direction, previouslyFocusedRect); 52131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 52231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int focusableScreen; 52331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen != INVALID_SCREEN) { 52431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mNextScreen; 52531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 52631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mCurrentScreen; 52731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 52831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(focusableScreen).requestFocus(direction, previouslyFocusedRect); 52931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 53031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 53131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 53231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 53331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 53431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 53531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchUnhandledMove(View focused, int direction) { 53631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 53731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() > 0) { 53831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() - 1); 53931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 54031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT) { 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() < getChildCount() - 1) { 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() + 1); 54431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 54531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return super.dispatchUnhandledMove(focused, direction); 54831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 55031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 551c2e24c0a37ddeab930f731c062705d435e477f75Romain Guy public void addFocusables(ArrayList<View> views, int direction, int focusableMode) { 552678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 55331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 55431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder == null) { 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen).addFocusables(views, direction); 55631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 55731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen > 0) { 55831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen - 1).addFocusables(views, direction); 55931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT){ 56131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen < getChildCount() - 1) { 56231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen + 1).addFocusables(views, direction); 56331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project openFolder.addFocusables(views, direction); 56731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 57031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 57131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5727bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato public boolean dispatchTouchEvent(MotionEvent ev) { 5737bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (ev.getAction() == MotionEvent.ACTION_DOWN) { 5747bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (mLauncher.isWorkspaceLocked() || mLauncher.isAllAppsVisible()) { 5757bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return false; 5767bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 5777bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 5787bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return super.dispatchTouchEvent(ev); 5797bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 5807bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato 5817bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato @Override 58231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 58368ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean workspaceLocked = mLauncher.isWorkspaceLocked(); 58468ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato final boolean allAppsVisible = mLauncher.isAllAppsVisible(); 58568ba5ca5d7f17df65f0cc8813603de2d3f215bf4Joe Onorato if (workspaceLocked || allAppsVisible) { 5867c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 58731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 58831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 58931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 59031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * This method JUST determines whether we want to intercept the motion. 59131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If we return true, onTouchEvent will be called and we do the actual 59231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * scrolling there. 59331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 59631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Shortcut the most recurring case: the user is in the dragging 59731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * state and he is moving his finger. We want to intercept this 59831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * motion. 59931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 60031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 60131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if ((action == MotionEvent.ACTION_MOVE) && (mTouchState != TOUCH_STATE_REST)) { 60231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 60331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 605a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker == null) { 606a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = VelocityTracker.obtain(); 607a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 608a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.addMovement(ev); 609a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell 6103499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 6113499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_MOVE: { 61231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 61331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * mIsBeingDragged == false, otherwise the shortcut would have caught it. Check 61431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * whether the user has moved far enough from his original down touch. 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 61831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Locally do absolute value. mLastMotionX is set to the y value 61931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * of the down event. 62031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 6213499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 6223499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float x = ev.getX(pointerIndex); 6233499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float y = ev.getY(pointerIndex); 62431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int xDiff = (int) Math.abs(x - mLastMotionX); 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int yDiff = (int) Math.abs(y - mLastMotionY); 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 627c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell final int touchSlop = mTouchSlop; 628c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean xPaged = xDiff > mPagingTouchSlop; 629c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean xMoved = xDiff > touchSlop; 630c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell boolean yMoved = yDiff > touchSlop; 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (xMoved || yMoved) { 63331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 634c36f2455aba21448a130b9a5e2a118a379745c37Adam Powell if (xPaged) { 63531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll if the user moved far enough along the X axis 63631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_SCROLLING; 6373499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = x; 6383a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 63931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Either way, cancel any pending longpress 64131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mAllowLongPress) { 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 64331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Try canceling the long press. It could also have been scheduled 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // by a distant descendant, so use the mAllowLongPress flag to block 64531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // everything 64631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View currentScreen = getChildAt(mCurrentScreen); 64731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen.cancelLongPress(); 64831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 6513499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 65231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6533499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_DOWN: { 6543499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float x = ev.getX(); 6553499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float y = ev.getY(); 65631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember location of down touch 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 65831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionY = y; 6593499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(0); 66031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = true; 66131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 66231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 66331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches the screen, initiate drag; 66431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * otherwise don't. mScroller.isFinished should be false when 66531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * being flinged. 66631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 66731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = mScroller.isFinished() ? TOUCH_STATE_REST : TOUCH_STATE_SCROLLING; 66831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 6693499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 67031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 67131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 67231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 673f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 674f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (mTouchState != TOUCH_STATE_SCROLLING) { 675f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron final CellLayout currentScreen = (CellLayout)getChildAt(mCurrentScreen); 676f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (!currentScreen.lastDownOnOccupiedCell()) { 67706762ab54d64e84328d427403bb6074dfd0f630cRomain Guy getLocationOnScreen(mTempCell); 678f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron // Send a tap to the wallpaper if the last down was on empty space 6793499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 680f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron mWallpaperManager.sendWallpaperCommand(getWindowToken(), 68106762ab54d64e84328d427403bb6074dfd0f630cRomain Guy "android.wallpaper.tap", 6823499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[0] + (int) ev.getX(pointerIndex), 6833499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mTempCell[1] + (int) ev.getY(pointerIndex), 0, null); 684f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 685f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 686f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Release the drag 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 6903499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 692a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell 693a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell if (mVelocityTracker != null) { 694a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker.recycle(); 695a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell mVelocityTracker = null; 696a588b878b91ee817e3c78411ab0e08e2342acbd8Adam Powell } 697f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 6993499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 7003499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_POINTER_UP: 7013499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell onSecondaryPointerUp(ev); 7023499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The only time we want to intercept motion events is if we are in the 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * drag mode. 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mTouchState != TOUCH_STATE_REST; 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 7113499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 7123499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell private void onSecondaryPointerUp(MotionEvent ev) { 7133499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = (ev.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> 7143499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell MotionEvent.ACTION_POINTER_INDEX_SHIFT; 7153499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerId = ev.getPointerId(pointerIndex); 7163499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (pointerId == mActivePointerId) { 7173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // This was our active pointer going up. Choose a new 7183499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // active pointer and adjust accordingly. 7193499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell // TODO: Make this decision more intelligent. 7203499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int newPointerIndex = pointerIndex == 0 ? 1 : 0; 7213499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(newPointerIndex); 7223499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionY = ev.getY(newPointerIndex); 7233499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(newPointerIndex); 7243499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell if (mVelocityTracker != null) { 7253499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mVelocityTracker.clear(); 7263499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 7273499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 7283499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell } 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7303a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato /** 7313a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * If one of our descendant views decides that it could be focused now, only 7323a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * pass that along if it's on the current screen. 7333a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * 7343a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * This happens when live folders requery, and if they're off screen, they 7353a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * end up calling requestFocus, which pulls it on screen. 7363a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato */ 7373a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato @Override 7383a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato public void focusableViewAvailable(View focused) { 7393a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View current = getChildAt(mCurrentScreen); 7403a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View v = focused; 7413a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato while (true) { 7423a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == current) { 7433a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato super.focusableViewAvailable(focused); 7443a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 7453a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 7463a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == this) { 7473a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 7483a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 7493a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato ViewParent parent = v.getParent(); 7503a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (parent instanceof View) { 7513a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato v = (View)v.getParent(); 7523a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } else { 7533a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 7543a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 7553a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 7563a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 7573a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 7583a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron void enableChildrenCache(int fromScreen, int toScreen) { 7593a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (fromScreen > toScreen) { 7603a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = toScreen; 7613a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron toScreen = fromScreen; 7623a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } 7633a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 7653a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 7663a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = Math.max(fromScreen, 0); 7673a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron toScreen = Math.min(toScreen, count - 1); 7683a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 7693a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron for (int i = fromScreen; i <= toScreen; i++) { 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(true); 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawingCacheEnabled(true); 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void clearChildrenCache() { 77731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 78031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(false); 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 786f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 7872bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isWorkspaceLocked()) { 7882bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 7892bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 7902bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isAllAppsVisible()) { 7912bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato // Cancel any scrolling that is in progress. 7922bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (!mScroller.isFinished()) { 7932bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato mScroller.abortAnimation(); 7942bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 7952bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato snapToScreen(mCurrentScreen); 7967c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker == null) { 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = VelocityTracker.obtain(); 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.addMovement(ev); 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8063499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell switch (action & MotionEvent.ACTION_MASK) { 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_DOWN: 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches, stop the fling. isFinished 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * will be false if being flinged. 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mScroller.isFinished()) { 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller.abortAnimation(); 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember where the motion event started 8173499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mLastMotionX = ev.getX(); 8183499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = ev.getPointerId(0); 81931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_MOVE: 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll to follow the motion event 8233499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int pointerIndex = ev.findPointerIndex(mActivePointerId); 8243499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final float x = ev.getX(pointerIndex); 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int deltaX = (int) (mLastMotionX - x); 82631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (deltaX < 0) { 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScrollX > 0) { 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollBy(Math.max(-mScrollX, deltaX), 0); 8318f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (deltaX > 0) { 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int availableToScroll = getChildAt(getChildCount() - 1).getRight() - 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollX - getWidth(); 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (availableToScroll > 0) { 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollBy(Math.min(availableToScroll, deltaX), 0); 8388f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 83931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8403a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } else { 8413a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(); 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final VelocityTracker velocityTracker = mVelocityTracker; 848a206daaed1318005d1534cca2e4eeec56144d104Romain Guy velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity); 8493499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int velocityX = (int) velocityTracker.getXVelocity(mActivePointerId); 8503499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 8513499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int screenWidth = getWidth(); 8523499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int whichScreen = (mScrollX + (screenWidth / 2)) / screenWidth; 853327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final float scrolledPos = (float) mScrollX / screenWidth; 8543499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell 85531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (velocityX > SNAP_VELOCITY && mCurrentScreen > 0) { 856327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Fling hard enough to move left. 857327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 858327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos < whichScreen ? 859327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen - 1 : mCurrentScreen; 860327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell snapToScreen(Math.min(whichScreen, bound)); 86131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (velocityX < -SNAP_VELOCITY && mCurrentScreen < getChildCount() - 1) { 86231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Fling hard enough to move right 863327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell // Don't fling across more than one screen at a time. 864327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell final int bound = scrolledPos > whichScreen ? 865327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell mCurrentScreen + 1 : mCurrentScreen; 866327a9a3a309eeda5bdc18281066f2e19236455bcAdam Powell snapToScreen(Math.max(whichScreen, bound)); 86731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 86831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToDestination(); 86931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 87131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker != null) { 87231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.recycle(); 87331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = null; 87431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 8773499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 87831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 87931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 88031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 8813499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell mActivePointerId = INVALID_POINTER; 8823499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 8833499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell case MotionEvent.ACTION_POINTER_UP: 8843499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell onSecondaryPointerUp(ev); 8853499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell break; 88631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 88831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 88931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void snapToDestination() { 89231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int screenWidth = getWidth(); 89331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int whichScreen = (mScrollX + (screenWidth / 2)) / screenWidth; 89431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(whichScreen); 89631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void snapToScreen(int whichScreen) { 899e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy //if (!mScroller.isFinished()) return; 90082d94d9e9ee4eb6b14db3c8df2f47dcae5ce4ab0Romain Guy 9013a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron whichScreen = Math.max(0, Math.min(whichScreen, getChildCount() - 1)); 9023a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 9034c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 9043a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen, whichScreen); 90531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9063a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron final int screenDelta = Math.abs(whichScreen - mCurrentScreen); 90731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 90831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = whichScreen; 909e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy 910e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy mPreviousIndicator.setLevel(mNextScreen); 911e47f55c30b9c24f01f2be861247c92f17fbe4a61Romain Guy mNextIndicator.setLevel(mNextScreen); 912ed2390e7091511618bf5030d4996ccafadba3cc3Romain Guy 91331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View focusedChild = getFocusedChild(); 9143a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (focusedChild != null && screenDelta != 0 && focusedChild == getChildAt(mCurrentScreen)) { 91531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusedChild.clearFocus(); 91631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 91831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int newX = whichScreen * getWidth(); 91931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int delta = newX - mScrollX; 9203499d4aac4333e9dc33fe4d09bb261574a633e91Adam Powell final int duration = screenDelta != 0 ? screenDelta * 300 : 300; 9213a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(duration); 922f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy 923f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (!mScroller.isFinished()) mScroller.abortAnimation(); 924c45b16862918a0c6c253bba12032165b030565afJoe Onorato mScroller.startScroll(mScrollX, 0, delta, 0, duration); 92531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 92631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 92731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 92831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void startDrag(CellLayout.CellInfo cellInfo) { 92931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = cellInfo.cell; 93031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Make sure the drag was started by a long press as opposed to a long click. 9327984c9496bcaeca23ee7fdecc4d4f1bb2467e0f2Bjorn Bringert if (!child.isInTouchMode()) { 93331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return; 93431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 93531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = cellInfo; 93731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo.screen = mCurrentScreen; 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout current = ((CellLayout) getChildAt(mCurrentScreen)); 94031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project current.onDragChild(child); 94200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.startDrag(child, this, child.getTag(), DragController.DRAG_ACTION_MOVE); 94331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 94431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 94631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 94731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected Parcelable onSaveInstanceState() { 94831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final SavedState state = new SavedState(super.onSaveInstanceState()); 94931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project state.currentScreen = mCurrentScreen; 95031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return state; 95131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 95431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onRestoreInstanceState(Parcelable state) { 95531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState savedState = (SavedState) state; 95631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onRestoreInstanceState(savedState.getSuperState()); 95731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (savedState.currentScreen != -1) { 95831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = savedState.currentScreen; 95931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 96031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9630589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo) { 96431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addApplicationShortcut(info, cellInfo, false); 96531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9670589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato void addApplicationShortcut(ShortcutInfo info, CellLayout.CellInfo cellInfo, 96831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(cellInfo.screen); 97031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int[] result = new int[2]; 97131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.cellToPoint(cellInfo.cellX, cellInfo.cellY, result); 97331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(result[0], result[1], info, layout, insertAtFirst); 97431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 97531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 97600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset, 97700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 97870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout cellLayout = getCurrentDropLayout(); 97931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (source != this) { 98031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x - xOffset, y - yOffset, dragInfo, cellLayout); 98131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 98231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Move internally 98331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 98431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View cell = mDragInfo.cell; 98552d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 98652d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy if (index != mDragInfo.screen) { 98731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen); 98831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project originalCellLayout.removeView(cell); 98931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.addView(cell); 99031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 991263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x - xOffset, y - yOffset, 99270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey mDragInfo.spanX, mDragInfo.spanY, cell, cellLayout, mTargetCell); 99370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey cellLayout.onDropChild(cell, mTargetCell); 99431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 99584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy final ItemInfo info = (ItemInfo) cell.getTag(); 99631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams(); 99731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.moveItemInDatabase(mLauncher, info, 99852d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy LauncherSettings.Favorites.CONTAINER_DESKTOP, index, lp.cellX, lp.cellY); 99931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 100331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragEnter(DragSource source, int x, int y, int xOffset, int yOffset, 100400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 10054c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 100631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 100831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragOver(DragSource source, int x, int y, int xOffset, int yOffset, 100900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 101031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragExit(DragSource source, int x, int y, int xOffset, int yOffset, 101300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 10144c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void onDropExternal(int x, int y, Object dragInfo, CellLayout cellLayout) { 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x, y, dragInfo, cellLayout, false); 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void onDropExternal(int x, int y, Object dragInfo, CellLayout cellLayout, 102231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 102331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Drag from somewhere else 102431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ItemInfo info = (ItemInfo) dragInfo; 102531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View view; 102731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (info.itemType) { 102931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 103031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1031e48e7c1a62e6a367803dca62c8fce9de57121b0fJoe Onorato if (info.container == NO_ID && info instanceof ApplicationInfo) { 103231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Came from all apps -- make a copy 103359d5245b0fb8014fc16d4791fb3a031cc29799aaJoe Onorato info = new ShortcutInfo((ApplicationInfo)info); 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10350589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato view = mLauncher.createShortcut(R.layout.application, cellLayout, (ShortcutInfo)info); 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 103731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 103831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view = FolderIcon.fromXml(R.layout.folder_icon, mLauncher, 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project (ViewGroup) getChildAt(mCurrentScreen), ((UserFolderInfo) info)); 104031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 104131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project default: 104231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Unknown item type: " + info.itemType); 104331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 104531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.addView(view, insertAtFirst ? 0 : -1); 10460d44e9482b95d8f163b28bf20131c4349185b589Joe Onorato view.setHapticFeedbackEnabled(false); 104731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view.setOnLongClickListener(mLongClickListener); 104800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (view instanceof DropTarget) { 1049207e40ee66fddded52a028b8f68be3605da3df37Romain Guy mDragController.addDropTarget((DropTarget) view); 105000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 105100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 1052263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x, y, 1, 1, view, cellLayout, mTargetCell); 105370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey cellLayout.onDropChild(view, mTargetCell); 105431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) view.getLayoutParams(); 105531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 105631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.addOrMoveItemInDatabase(mLauncher, info, 105731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherSettings.Favorites.CONTAINER_DESKTOP, mCurrentScreen, lp.cellX, lp.cellY); 105831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 105970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 106070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 106170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Return the current {@link CellLayout}, correctly picking the destination 106270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * screen while a scroll is in progress. 106370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 106470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout getCurrentDropLayout() { 106570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 106670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return (CellLayout) getChildAt(index); 106770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 106831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 106970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 107070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 107170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 107270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public boolean acceptDrop(DragSource source, int x, int y, 107300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo) { 10744c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout layout = getCurrentDropLayout(); 10754c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout.CellInfo cellInfo = mDragInfo; 10764c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 10774c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 10784c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 10794c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache == null) { 10804c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final View ignoreView = cellInfo == null ? null : cellInfo.cell; 10814c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = layout.findAllVacantCells(null, ignoreView); 10824c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 10834c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 10844c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy return mVacantCache.findCellForSpan(mTempEstimate, spanX, spanY, false); 108570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 108670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 108770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 108870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 108970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 109070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public Rect estimateDropLocation(DragSource source, int x, int y, 109100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo, Rect recycle) { 109270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout layout = getCurrentDropLayout(); 109370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 109431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout.CellInfo cellInfo = mDragInfo; 109570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 109670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 109770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final View ignoreView = cellInfo == null ? null : cellInfo.cell; 109870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 109970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final Rect location = recycle != null ? recycle : new Rect(); 110070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 110170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find drop cell and convert into rectangle 1102263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy int[] dropCell = estimateDropCell(x - xOffset, y - yOffset, 110370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey spanX, spanY, ignoreView, layout, mTempCell); 110470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 110570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (dropCell == null) { 110670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 110770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 110870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 110970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0], dropCell[1], mTempEstimate); 111070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.left = mTempEstimate[0]; 111170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.top = mTempEstimate[1]; 111270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 111370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0] + spanX, dropCell[1] + spanY, mTempEstimate); 111470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.right = mTempEstimate[0]; 111570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.bottom = mTempEstimate[1]; 111670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 111770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return location; 111831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 111931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 112070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 112170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Calculate the nearest cell where the given object would be dropped. 112270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 1123263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy private int[] estimateDropCell(int pixelX, int pixelY, 112470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int spanX, int spanY, View ignoreView, CellLayout layout, int[] recycle) { 112570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Create vacant cell cache if none exists 112670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (mVacantCache == null) { 112770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey mVacantCache = layout.findAllVacantCells(null, ignoreView); 112870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 112970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 113070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find the best target drop location 113170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return layout.findNearestVacantArea(pixelX, pixelY, 113270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey spanX, spanY, mVacantCache, recycle); 113370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 113470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 113531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setLauncher(Launcher launcher) { 113631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLauncher = launcher; 113731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 113831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 113900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void setDragController(DragController dragController) { 114000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController = dragController; 114131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 114231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 114331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDropCompleted(View target, boolean success) { 1144207e40ee66fddded52a028b8f68be3605da3df37Romain Guy clearVacantCache(); 1145207e40ee66fddded52a028b8f68be3605da3df37Romain Guy 114631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (success){ 114731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (target != this && mDragInfo != null) { 114831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 114931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.removeView(mDragInfo.cell); 115000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (mDragInfo.cell instanceof DropTarget) { 115100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.removeDropTarget((DropTarget)mDragInfo.cell); 115200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 1153207e40ee66fddded52a028b8f68be3605da3df37Romain Guy //final Object tag = mDragInfo.cell.getTag(); 115431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 115531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 115631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 115731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 115831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.onDropAborted(mDragInfo.cell); 115931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 116031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 116131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 116231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = null; 116331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 116431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 116531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollLeft() { 11664c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 1167f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1168f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mCurrentScreen > 0) snapToScreen(mCurrentScreen - 1); 1169f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1170f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mNextScreen > 0) snapToScreen(mNextScreen - 1); 117131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 117231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 117331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 117431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollRight() { 11754c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 1176f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mScroller.isFinished()) { 1177f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mCurrentScreen < getChildCount() -1) snapToScreen(mCurrentScreen + 1); 1178f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy } else { 1179f8e6a80acd4e5558fdf7e0559f1043a2b183a8faRomain Guy if (mNextScreen < getChildCount() -1) snapToScreen(mNextScreen + 1); 118031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 118131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 118231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 118331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int getScreenForView(View v) { 118431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int result = -1; 118531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (v != null) { 118631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ViewParent vp = v.getParent(); 118731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 118831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 118931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (vp == getChildAt(i)) { 119031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return i; 119131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 119231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 119331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 119431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return result; 119531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1196138a04170d964da9cdec228e95b976875ae52481Karl Rosaen 119731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Folder getFolderForTag(Object tag) { 119831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 119931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 120031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 120131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 120231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 120331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 120431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 120531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 120631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder f = (Folder) child; 120731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (f.getInfo() == tag) { 120831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return f; 120931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 121431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 121631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public View getViewForTag(Object tag) { 121731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 121831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 121931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 122031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 122131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 122231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 122331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getTag() == tag) { 122431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return child; 122531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 122931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 123031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 123131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 123231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True is long presses are still allowed for the current touch 123331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 123431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean allowLongPress() { 123531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mAllowLongPress; 123631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1237ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project 1238ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project /** 1239ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * Set true to allow long-press events to be triggered, usually checked by 1240ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * {@link Launcher} to accept or block dpad-initiated long-presses. 1241ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project */ 1242ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project public void setAllowLongPress(boolean allowLongPress) { 1243ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project mAllowLongPress = allowLongPress; 1244ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project } 124531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 124664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void removeItems(final ArrayList<ApplicationInfo> apps) { 124731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 12485c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy final PackageManager manager = getContext().getPackageManager(); 1249629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetManager widgets = AppWidgetManager.getInstance(getContext()); 1250574d20ec84551370987dde530c27ec493bdef564Romain Guy 125164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final HashSet<String> packageNames = new HashSet<String>(); 125264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 125364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (int i = 0; i < appCount; i++) { 125464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato packageNames.add(apps.get(i).componentName.getPackageName()); 125564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 125664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato 125731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 125831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1259629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1260629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy // Avoid ANRs by treating each screen separately 1261629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy post(new Runnable() { 1262629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy public void run() { 1263629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ArrayList<View> childrenToRemove = new ArrayList<View>(); 1264629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childrenToRemove.clear(); 1265629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1266629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy int childCount = layout.getChildCount(); 1267629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1268629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final View view = layout.getChildAt(j); 1269629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy Object tag = view.getTag(); 1270629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 12710589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 12720589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo info = (ShortcutInfo) tag; 1273629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = info.intent; 1274629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1275629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 127664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 127764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 127864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 127964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 128064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 128164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato childrenToRemove.add(view); 128264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 128364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1284629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1285629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof UserFolderInfo) { 1286629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final UserFolderInfo info = (UserFolderInfo) tag; 12870589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> contents = info.contents; 12880589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ArrayList<ShortcutInfo> toRemove = new ArrayList<ShortcutInfo>(1); 1289629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final int contentsCount = contents.size(); 1290629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy boolean removedFromFolder = false; 1291629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1292629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int k = 0; k < contentsCount; k++) { 12930589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato final ShortcutInfo appInfo = contents.get(k); 1294629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Intent intent = appInfo.intent; 1295629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ComponentName name = intent.getComponent(); 1296629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 129764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 129864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 129964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(name.getPackageName())) { 130064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato toRemove.add(appInfo); 130164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 130264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase( 130364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato mLauncher, appInfo); 130464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato removedFromFolder = true; 130564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 130664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1307629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1308629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1309629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1310629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy contents.removeAll(toRemove); 1311629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (removedFromFolder) { 1312629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Folder folder = getOpenFolder(); 1313629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (folder != null) folder.notifyDataSetChanged(); 1314629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1315629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LiveFolderInfo) { 1316629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LiveFolderInfo info = (LiveFolderInfo) tag; 1317629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final Uri uri = info.uri; 1318629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final ProviderInfo providerInfo = manager.resolveContentProvider( 1319629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy uri.getAuthority(), 0); 1320629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1321f11079b11e98912ed56546eaa300efd06c6eb917Joe Onorato if (providerInfo != null) { 132264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 132364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(providerInfo.packageName)) { 132464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 132564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 132664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato childrenToRemove.add(view); 132764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 132864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1329629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1330629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } else if (tag instanceof LauncherAppWidgetInfo) { 1331629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) tag; 1332629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy final AppWidgetProviderInfo provider = 1333629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy widgets.getAppWidgetInfo(info.appWidgetId); 133464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (provider == null) { 133564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (String packageName: packageNames) { 133664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (packageName.equals(provider.provider.getPackageName())) { 133764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato // TODO: This should probably be done on a worker thread 133864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato LauncherModel.deleteItemFromDatabase(mLauncher, info); 133964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato childrenToRemove.add(view); 134064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 134164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1342629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1343574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1344574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1345629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1346629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy childCount = childrenToRemove.size(); 1347629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy for (int j = 0; j < childCount; j++) { 1348629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy View child = childrenToRemove.get(j); 1349629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.removeViewInLayout(child); 1350629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (child instanceof DropTarget) { 1351629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy mDragController.removeDropTarget((DropTarget)child); 1352629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy } 1353574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1354629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy 1355629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy if (childCount > 0) { 1356629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.requestLayout(); 1357629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy layout.invalidate(); 13585c16f3ecd6b47bff3abbe40deb3d39c66a3b0012Romain Guy } 135931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1360629de3ef739883c0962423cc0c3a26299f162d3dRomain Guy }); 136131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 136231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1363f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 136464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato void updateShortcuts(ArrayList<ApplicationInfo> apps) { 13659c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato final PackageManager pm = mLauncher.getPackageManager(); 13669c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato 1367f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final int count = getChildCount(); 1368f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int i = 0; i < count; i++) { 1369f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1370f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project int childCount = layout.getChildCount(); 1371f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int j = 0; j < childCount; j++) { 1372f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final View view = layout.getChildAt(j); 1373f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project Object tag = view.getTag(); 13740589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato if (tag instanceof ShortcutInfo) { 13750589f0f66ce498512c6ee47482c649d88294c9d0Joe Onorato ShortcutInfo info = (ShortcutInfo)tag; 1376f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // We need to check for ACTION_MAIN otherwise getComponent() might 1377f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // return null for some shortcuts (for instance, for shortcuts to 1378f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // web pages.) 1379f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final Intent intent = info.intent; 1380f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final ComponentName name = intent.getComponent(); 1381f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION && 138264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 138364e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato final int appCount = apps.size(); 138464e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato for (int k=0; k<appCount; k++) { 138564e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ApplicationInfo app = apps.get(k); 138664e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato if (app.componentName.equals(name)) { 138764e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato info.setIcon(mIconCache.getIcon(info.intent)); 138864e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato ((TextView)view).setCompoundDrawablesWithIntrinsicBounds(null, 138964e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato new FastBitmapDrawable(info.getIcon(mIconCache)), 139064e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato null, null); 139164e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 139264e6be78dc72e1a89fe8fb95c502586f9260df28Joe Onorato } 1393f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1394f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1395f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1396f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1397f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1398f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 139914f122bf847e50a3e7730ccbe57abc25d086a01bJoe Onorato void moveToDefaultScreen(boolean animate) { 1400c45b16862918a0c6c253bba12032165b030565afJoe Onorato if (animate) { 1401c45b16862918a0c6c253bba12032165b030565afJoe Onorato snapToScreen(mDefaultScreen); 1402c45b16862918a0c6c253bba12032165b030565afJoe Onorato } else { 1403c45b16862918a0c6c253bba12032165b030565afJoe Onorato setCurrentScreen(mDefaultScreen); 1404c45b16862918a0c6c253bba12032165b030565afJoe Onorato } 140531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mDefaultScreen).requestFocus(); 140631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14088a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy void setIndicators(Drawable previous, Drawable next) { 14098a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator = previous; 14108a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator = next; 14118a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy previous.setLevel(mCurrentScreen); 14128a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy next.setLevel(mCurrentScreen); 14138a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy } 14148a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 141531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class SavedState extends BaseSavedState { 141631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int currentScreen = -1; 141731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 141831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState(Parcelable superState) { 141931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(superState); 142031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 142131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private SavedState(Parcel in) { 142331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(in); 142431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen = in.readInt(); 142531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 142631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 142731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 142831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void writeToParcel(Parcel out, int flags) { 142931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.writeToParcel(out, flags); 143031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project out.writeInt(currentScreen); 143131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static final Parcelable.Creator<SavedState> CREATOR = 143431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project new Parcelable.Creator<SavedState>() { 143531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState createFromParcel(Parcel in) { 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState(in); 143731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState[] newArray(int size) { 144031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState[size]; 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project }; 144331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1445