Workspace.java revision 3a8820bdbad90642cf5cda4b00a8c92ecb699159
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 198f573952b8729b4319043ae0908997ecd2d68951Dianne Hackbornimport android.app.WallpaperManager; 2031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Intent; 2231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.ComponentName; 2331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.res.TypedArray; 249c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onoratoimport android.content.pm.PackageManager; 2531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Canvas; 2631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 2731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 28f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.graphics.drawable.Drawable; 29080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.Parcelable; 30080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.Parcel; 31080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.os.SystemClock; 3231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 33080d9b614e609826dce2606f9e474af674ead933Joe Onoratoimport android.util.Log; 3431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.VelocityTracker; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewConfiguration; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 3931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewParent; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.Scroller; 41f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Projectimport android.widget.TextView; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport java.util.ArrayList; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The workspace is a wide area with a wallpaper and a finite number of screens. Each 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * screen contains a number of icons, folders or widgets the user can interact with. 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * A workspace is meant to be used with a fixed width only. 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 5085a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onoratopublic class Workspace extends ViewGroup implements DropTarget, DragSource, DragScroller { 513a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato private static final String TAG = "Launcher.Workspace"; 5231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static final int INVALID_SCREEN = -1; 5370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 5431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 5531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The velocity at which a fling gesture will cause us to snap to the next screen 5631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static final int SNAP_VELOCITY = 1000; 5831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 598f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private final WallpaperManager mWallpaperManager; 608f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 6131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mDefaultScreen; 6231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private boolean mFirstLayout = true; 6431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCurrentScreen; 6631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mNextScreen = INVALID_SCREEN; 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Scroller mScroller; 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private VelocityTracker mVelocityTracker; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * CellInfo for the cell that is currently being dragged 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private CellLayout.CellInfo mDragInfo; 7470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 7570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 7670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Target drop area calculated during last acceptDrop call. 7770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 7870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTargetCell = null; 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionX; 8131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private float mLastMotionY; 82f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_REST = 0; 8431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final static int TOUCH_STATE_SCROLLING = 1; 8531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchState = TOUCH_STATE_REST; 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private OnLongClickListener mLongClickListener; 8931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Launcher mLauncher; 9100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato private DragController mDragController; 9270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 9370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 9470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Cache of vacant cells, used during drag events and invalidated as needed. 9570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 9670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout.CellInfo mVacantCache = null; 9770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 9831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int[] mTempCell = new int[2]; 9970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private int[] mTempEstimate = new int[2]; 10031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101a9c28f6f97a4b34d9527c786e3aa8f02d92d9e07Joe Onorato private boolean mAllowLongPress = true; 10231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mTouchSlop; 104a206daaed1318005d1534cca2e4eeec56144d104Romain Guy private int mMaximumVelocity; 10531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Rect mDrawerBounds = new Rect(); 10731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Rect mClipBounds = new Rect(); 1087376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project int mDrawerContentHeight; 1097376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project int mDrawerContentWidth; 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1118a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mPreviousIndicator; 1128a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy private Drawable mNextIndicator; 1138a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 1143a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato private boolean mFading = true; 1153a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 11631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 11731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 11831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 11931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 12031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 12131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 12231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs) { 12331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 12431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 12531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 12631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to inflate the Workspace from XML. 12831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 12931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 13031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param attrs The attribtues set containing the Workspace's customization values. 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param defStyle Unused. 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Workspace(Context context, AttributeSet attrs, int defStyle) { 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1368f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn mWallpaperManager = WallpaperManager.getInstance(context); 1378f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.Workspace, defStyle, 0); 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDefaultScreen = a.getInt(R.styleable.Workspace_defaultScreen, 1); 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project initWorkspace(); 14331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Initializes various states for this workspace. 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void initWorkspace() { 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller = new Scroller(getContext()); 15031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = mDefaultScreen; 15131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 15231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 153a206daaed1318005d1534cca2e4eeec56144d104Romain Guy final ViewConfiguration configuration = ViewConfiguration.get(getContext()); 154a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mTouchSlop = configuration.getScaledTouchSlop(); 155a206daaed1318005d1534cca2e4eeec56144d104Romain Guy mMaximumVelocity = configuration.getScaledMaximumFlingVelocity(); 15631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 15931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index, LayoutParams params) { 16031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 16131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 16231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index, params); 16431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child) { 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child); 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 17531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int index) { 17631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 17731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 17831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, index); 18031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 18131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 18331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, int width, int height) { 18431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 18531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 18631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 18731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, width, height); 18831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 18931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 19131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void addView(View child, LayoutParams params) { 19231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof CellLayout)) { 19331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalArgumentException("A Workspace can only have CellLayout children."); 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.addView(child, params); 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The open folder on the current screen, or null if there is none 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 20131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder getOpenFolder() { 20231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(mCurrentScreen); 20331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 20431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 20531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 20631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 20731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 20831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return (Folder) child; 20931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 21031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 21131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 21231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 21331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 21431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> getOpenFolders() { 21531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int screens = getChildCount(); 21631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ArrayList<Folder> folders = new ArrayList<Folder>(screens); 21731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 21831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screens; screen++) { 21931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = (CellLayout) getChildAt(screen); 22031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 22131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 22231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 22331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 22431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 22531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project folders.add((Folder) child); 22631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 22731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 23031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 23131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return folders; 23231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 23331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 23431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean isDefaultScreenShowing() { 23531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen == mDefaultScreen; 23631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 23731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 23831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 23931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Returns the index of the currently displayed screen. 24031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 24131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return The index of the currently displayed screen. 24231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 24331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCurrentScreen() { 24431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mCurrentScreen; 24531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 24631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 24731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2485979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato * Returns how many screens there are. 2495979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato */ 2505979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato int getScreenCount() { 2515979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato return getChildCount(); 2525979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato } 2535979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato 2545979117dc26fe8939e7af3116401b4ea93a0adb2Joe Onorato /** 25531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 25631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 25731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 25831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 25931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellHSpan Width in cells 26031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 26131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param rect Rectnagle into which to put the results 26231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 26331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF rect) { 26431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ((CellLayout)getChildAt(mCurrentScreen)).cellToRect(cellX, cellY, 26531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan, cellVSpan, rect); 26631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 26731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 26931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Sets the current screen. 27031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 27131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param currentScreen 27231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 27331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setCurrentScreen(int currentScreen) { 2744c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 27531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(currentScreen, getChildCount() - 1)); 27631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollTo(mCurrentScreen * getWidth(), 0); 27731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 27831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 28131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 28231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 28331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 28431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 28531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 28631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 28731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 28831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 28931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 29031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY) { 29131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, false); 29231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 29331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 29531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 29631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 29731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 29831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 29931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 30031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 30131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 30231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 30331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 30431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 30531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInCurrentScreen(View child, int x, int y, int spanX, int spanY, boolean insert) { 30631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, mCurrentScreen, x, y, spanX, spanY, insert); 30731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 30831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 30931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 31031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 31131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 31231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 31331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 31431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 31531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 31631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 31731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 31831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 31931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 32031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY) { 32131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(child, screen, x, y, spanX, spanY, false); 32231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 32331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 32431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 32531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 32631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 32731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 32831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 32931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 33031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x The X position of the child in the screen's grid. 33131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y The Y position of the child in the screen's grid. 33231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 33331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 33431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param insert When true, the child is inserted at the beginning of the children list. 33531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 33631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addInScreen(View child, int screen, int x, int y, int spanX, int spanY, boolean insert) { 33731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen < 0 || screen >= getChildCount()) { 33831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("The screen must be >= 0 and < " + getChildCount()); 33931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 34031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3414c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 3424c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 34331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout group = (CellLayout) getChildAt(screen); 34431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 34531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp == null) { 34631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp = new CellLayout.LayoutParams(x, y, spanX, spanY); 34731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 34831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellX = x; 34931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellY = y; 35031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellHSpan = spanX; 35131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.cellVSpan = spanY; 35231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 35331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project group.addView(child, insert ? 0 : -1, lp); 35431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof Folder)) { 35531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 35631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 35700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 35800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.addDropTarget((DropTarget)child); 35900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 36031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 36231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addWidget(View view, Widget widget) { 36331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(view, widget.screen, widget.cellX, widget.cellY, widget.spanX, 36431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project widget.spanY, false); 36531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 36631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 36731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addWidget(View view, Widget widget, boolean insert) { 36831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addInScreen(view, widget.screen, widget.cellX, widget.cellY, widget.spanX, 36931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project widget.spanY, insert); 37031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 37131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 37231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.CellInfo findAllVacantCells(boolean[] occupied) { 37331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout group = (CellLayout) getChildAt(mCurrentScreen); 37431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (group != null) { 37570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return group.findAllVacantCells(occupied, null); 37631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 37731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 37831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 37931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 3804c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy private void clearVacantCache() { 3814c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache != null) { 3824c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache.clearVacantCells(); 3834c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = null; 3844c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 3854c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 3864c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 38731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 38831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Returns the coordinate of a vacant cell for the current screen. 38931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 39031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean getVacantCell(int[] vacant, int spanX, int spanY) { 39131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout group = (CellLayout) getChildAt(mCurrentScreen); 39231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (group != null) { 39331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return group.getVacantCell(vacant, spanX, spanY); 39431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 39531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 39631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 39731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 39831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 39931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the current screen. The position and dimension of 40031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 40131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 40231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 40331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 40431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 40531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 40631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void fitInCurrentScreen(View child, int spanX, int spanY) { 40731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project fitInScreen(child, mCurrentScreen, spanX, spanY); 40831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 40931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 41031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 41131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Adds the specified child in the specified screen. The position and dimension of 41231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * the child are defined by x, y, spanX and spanY. 41331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 41431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child to add in one of the workspace's screens. 41531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param screen The screen in which to add the child. 41631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX The number of cells spanned horizontally by the child. 41731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY The number of cells spanned vertically by the child. 41831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 41931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void fitInScreen(View child, int screen, int spanX, int spanY) { 42031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen < 0 || screen >= getChildCount()) { 42131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("The screen must be >= 0 and < " + getChildCount()); 42231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 42331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 42431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout group = (CellLayout) getChildAt(screen); 42531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean vacant = group.getVacantCell(mTempCell, spanX, spanY); 42631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (vacant) { 42731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project group.addView(child, 42831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project new CellLayout.LayoutParams(mTempCell[0], mTempCell[1], spanX, spanY)); 42931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 43031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!(child instanceof Folder)) { 43131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.setOnLongClickListener(mLongClickListener); 43231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 43300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 43400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.addDropTarget((DropTarget)child); 43500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 43631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 43731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 43831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 43931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 44031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Registers the specified listener on each screen contained in this workspace. 44131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 44231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param l The listener used to respond to long clicks. 44331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 44431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 44531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setOnLongClickListener(OnLongClickListener l) { 44631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLongClickListener = l; 44731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 44831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 44931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).setOnLongClickListener(l); 45031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 45131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 45231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4538f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn private void updateWallpaperOffset() { 454798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(getChildAt(getChildCount() - 1).getRight() - (mRight - mLeft)); 455798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy } 456798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy 457798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy private void updateWallpaperOffset(int scrollRange) { 458c07c79b10b663a02ef67da57bdda60a1ea299eb5Marco Nelissen mWallpaperManager.setWallpaperOffsetSteps(1.0f / (getChildCount() - 1), 0 ); 45949cdb1b18c12a81cac9817c4800e43d5b507e0c4Dianne Hackborn mWallpaperManager.setWallpaperOffsets(getWindowToken(), mScrollX / (float) scrollRange, 0); 4608f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn } 4618f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn 46231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 46331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void computeScroll() { 46431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScroller.computeScrollOffset()) { 46531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollX = mScroller.getCurrX(); 46631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollY = mScroller.getCurrY(); 4678f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 46831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project postInvalidate(); 46931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (mNextScreen != INVALID_SCREEN) { 47031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = Math.max(0, Math.min(mNextScreen, getChildCount() - 1)); 4718a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator.setLevel(mCurrentScreen); 4728a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator.setLevel(mCurrentScreen); 47331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 47431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = INVALID_SCREEN; 47531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 47631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 47731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 47831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4793a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato public void startFading(boolean dest) { 4803a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato mFading = dest; 4813a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato invalidate(); 4823a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 4833a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 48431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 48531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void dispatchDraw(Canvas canvas) { 4863a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato final boolean allAppsOpaque = mLauncher.isAllAppsOpaque(); 4873a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (mFading == allAppsOpaque) { 4883a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato invalidate(); 4893a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } else { 4903a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato mFading = !allAppsOpaque; 4913a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 4923a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (allAppsOpaque) { 4933a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato // If the launcher is up, draw black. 4943a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato canvas.drawARGB(0xff, 0, 0, 0); 4953a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 4963a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 4973a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 498080d9b614e609826dce2606f9e474af674ead933Joe Onorato if (Launcher.lastStartTime != 0) { 499080d9b614e609826dce2606f9e474af674ead933Joe Onorato int itemCount = 0; 500080d9b614e609826dce2606f9e474af674ead933Joe Onorato for (int i=0; i<getChildCount(); i++) { 501080d9b614e609826dce2606f9e474af674ead933Joe Onorato View child = getChildAt(i); 502080d9b614e609826dce2606f9e474af674ead933Joe Onorato if (child instanceof ViewGroup) { 503080d9b614e609826dce2606f9e474af674ead933Joe Onorato itemCount += ((ViewGroup)child).getChildCount(); 504080d9b614e609826dce2606f9e474af674ead933Joe Onorato } 505080d9b614e609826dce2606f9e474af674ead933Joe Onorato } 506080d9b614e609826dce2606f9e474af674ead933Joe Onorato if (!mLauncher.isWorkspaceLocked()) { 507080d9b614e609826dce2606f9e474af674ead933Joe Onorato Log.d(Launcher.TAG, "time from start to draw (" + itemCount + " items): " 508080d9b614e609826dce2606f9e474af674ead933Joe Onorato + (SystemClock.uptimeMillis() - Launcher.lastStartTime) + "ms"); 509080d9b614e609826dce2606f9e474af674ead933Joe Onorato Launcher.lastStartTime = 0; 510080d9b614e609826dce2606f9e474af674ead933Joe Onorato } else { 511080d9b614e609826dce2606f9e474af674ead933Joe Onorato Log.d(Launcher.TAG, "drawing but not ready yet (" + itemCount + " items): " 512080d9b614e609826dce2606f9e474af674ead933Joe Onorato + (SystemClock.uptimeMillis() - Launcher.lastStartTime) + "ms"); 513080d9b614e609826dce2606f9e474af674ead933Joe Onorato } 514080d9b614e609826dce2606f9e474af674ead933Joe Onorato } 515080d9b614e609826dce2606f9e474af674ead933Joe Onorato 5167376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project boolean restore = false; 517e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato int restoreCount = 0; 518e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 519e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato // For the fade. If view gets setAlpha(), use that instead. 52085a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato float scale = mScale; 52185a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato if (scale < 0.999f) { 522e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato int sx = mScrollX; 52385a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato 52485a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato int alpha = (scale < 0.5f) ? (int)(255 * 2 * scale) : 255; 52585a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato 526e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato restoreCount = canvas.saveLayerAlpha(sx, 0, sx+getWidth(), getHeight(), alpha, 527e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.CLIP_TO_LAYER_SAVE_FLAG); 528e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato restore = true; 52985a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato 53085a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato if (scale < 0.999f) { 53185a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato int w = getWidth(); 53285a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato w += 2 * mCurrentScreen * w; 533d40eec360f86d8f3d7f9229dbfdc1e54628bfa8aJoe Onorato int dx = w/2; 53485a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato int h = getHeight(); 535d40eec360f86d8f3d7f9229dbfdc1e54628bfa8aJoe Onorato int dy = (h/2) - (h/4); 536d40eec360f86d8f3d7f9229dbfdc1e54628bfa8aJoe Onorato canvas.translate(dx, dy); 53785a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato canvas.scale(scale, scale); 538d40eec360f86d8f3d7f9229dbfdc1e54628bfa8aJoe Onorato canvas.translate(-dx, -dy); 53985a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato } 540e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato } 5417376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // ViewGroup.dispatchDraw() supports many features we don't need: 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // clip to padding, layout animation, animation listener, disappearing 54431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // children, etc. The following implementation attempts to fast-track 54531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // the drawing dispatch by drawing only what we know needs to be drawn. 54631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 54785a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato boolean fastDraw = mTouchState != TOUCH_STATE_SCROLLING && mNextScreen == INVALID_SCREEN 54885a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato && scale > 0.999f; 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are not scrolling or flinging, draw only the current screen 55031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (fastDraw) { 55131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), getDrawingTime()); 55231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 55331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final long drawingTime = getDrawingTime(); 55431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are flinging, draw only the current screen and the target screen 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen >= 0 && mNextScreen < getChildCount() && 55631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Math.abs(mCurrentScreen - mNextScreen) == 1) { 55731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mCurrentScreen), drawingTime); 55831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(mNextScreen), drawingTime); 55931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 56031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // If we are scrolling, draw all of our children 56131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 56231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 56331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project drawChild(canvas, getChildAt(i), drawingTime); 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5677376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project 5687376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project if (restore) { 569e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato canvas.restoreToCount(restoreCount); 5707376faefbbcbe30cc4e3f706ab95c254a4707d98The Android Open Source Project } 57131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 57231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 57385a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato private float mScale = 1.0f; 57485a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato public void setScale(float scale) { 57585a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato mScale = scale; 57685a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato invalidate(); 57785a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato } 57885a02a8d13eced310aee4c2a795e9c9c5435038fJoe Onorato 57900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato protected void onAttachedToWindow() { 58000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato super.onAttachedToWindow(); 58100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.setWindowToken(getWindowToken()); 58200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 58300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 58431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 58531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 58631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onMeasure(widthMeasureSpec, heightMeasureSpec); 58731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 58831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int width = MeasureSpec.getSize(widthMeasureSpec); 58931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 59031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthMode != MeasureSpec.EXACTLY) { 59131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 59231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 59531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (heightMode != MeasureSpec.EXACTLY) { 59631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Workspace can only be used in EXACTLY mode."); 59731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // The children are given the same width and height as the workspace 60031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 60131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 60231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(i).measure(widthMeasureSpec, heightMeasureSpec); 60331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6053a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 60631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mFirstLayout) { 6073a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(false); 60831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollTo(mCurrentScreen * width, 0); 6093a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron setHorizontalScrollBarEnabled(true); 610798300c4c05b12228f2e4f31c49c3cb728a37889Romain Guy updateWallpaperOffset(width * (getChildCount() - 1)); 61131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mFirstLayout = false; 61231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int childLeft = 0; 61831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 61931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 62031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 62131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View child = getChildAt(i); 62231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getVisibility() != View.GONE) { 62331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int childWidth = child.getMeasuredWidth(); 62431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.layout(childLeft, 0, childLeft + childWidth, child.getMeasuredHeight()); 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project childLeft += childWidth; 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 63031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean requestChildRectangleOnScreen(View child, Rect rectangle, boolean immediate) { 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen = indexOfChild(child); 63331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (screen != mCurrentScreen || !mScroller.isFinished()) { 63431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mLauncher.isWorkspaceLocked()) { 63531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(screen); 63631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 63831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 64031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 64331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { 644678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 64531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 64631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder != null) { 64731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return openFolder.requestFocus(direction, previouslyFocusedRect); 64831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 64931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int focusableScreen; 65031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen != INVALID_SCREEN) { 65131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mNextScreen; 65231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 65331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusableScreen = mCurrentScreen; 65431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(focusableScreen).requestFocus(direction, previouslyFocusedRect); 65631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 65831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 65931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 66031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 66131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 66231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchUnhandledMove(View focused, int direction) { 66331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 66431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() > 0) { 66531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() - 1); 66631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 66731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 66831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT) { 66931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (getCurrentScreen() < getChildCount() - 1) { 67031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(getCurrentScreen() + 1); 67131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 67231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return super.dispatchUnhandledMove(focused, direction); 67531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 67731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 678c2e24c0a37ddeab930f731c062705d435e477f75Romain Guy public void addFocusables(ArrayList<View> views, int direction, int focusableMode) { 679678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (!mLauncher.isAllAppsVisible()) { 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Folder openFolder = getOpenFolder(); 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (openFolder == null) { 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen).addFocusables(views, direction); 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (direction == View.FOCUS_LEFT) { 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen > 0) { 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen - 1).addFocusables(views, direction); 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (direction == View.FOCUS_RIGHT){ 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mCurrentScreen < getChildCount() - 1) { 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mCurrentScreen + 1).addFocusables(views, direction); 69031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project openFolder.addFocusables(views, direction); 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6997bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato public boolean dispatchTouchEvent(MotionEvent ev) { 7007bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (ev.getAction() == MotionEvent.ACTION_DOWN) { 7017bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato if (mLauncher.isWorkspaceLocked() || mLauncher.isAllAppsVisible()) { 7027bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return false; 7037bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7047bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7057bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato return super.dispatchTouchEvent(ev); 7067bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato } 7077bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato 7087bb1749c69384faf00b238f0684d3b2e23406451Joe Onorato @Override 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 710678862186af4ea70d9b4012c9bc127e7fea5e607Joe Onorato if (mLauncher.isWorkspaceLocked() || mLauncher.isAllAppsVisible()) { 7117c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * This method JUST determines whether we want to intercept the motion. 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If we return true, onTouchEvent will be called and we do the actual 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * scrolling there. 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Shortcut the most recurring case: the user is in the dragging 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * state and he is moving his finger. We want to intercept this 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * motion. 72431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 72531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 72631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if ((action == MotionEvent.ACTION_MOVE) && (mTouchState != TOUCH_STATE_REST)) { 72731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 72831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final float x = ev.getX(); 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final float y = ev.getY(); 73231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (action) { 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_MOVE: 73531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * mIsBeingDragged == false, otherwise the shortcut would have caught it. Check 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * whether the user has moved far enough from his original down touch. 73831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 73931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 74031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 74131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Locally do absolute value. mLastMotionX is set to the y value 74231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * of the down event. 74331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 74431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int xDiff = (int) Math.abs(x - mLastMotionX); 74531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int yDiff = (int) Math.abs(y - mLastMotionY); 74631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 74731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int touchSlop = mTouchSlop; 74831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean xMoved = xDiff > touchSlop; 74931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean yMoved = yDiff > touchSlop; 75031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 75131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (xMoved || yMoved) { 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (xMoved) { 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll if the user moved far enough along the X axis 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_SCROLLING; 7563a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen - 1, mCurrentScreen + 1); 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Either way, cancel any pending longpress 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mAllowLongPress) { 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Try canceling the long press. It could also have been scheduled 76231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // by a distant descendant, so use the mAllowLongPress flag to block 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // everything 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View currentScreen = getChildAt(mCurrentScreen); 76531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen.cancelLongPress(); 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_DOWN: 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember location of down touch 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionY = y; 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = true; 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 77731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches the screen, initiate drag; 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * otherwise don't. mScroller.isFinished should be false when 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * being flinged. 78031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = mScroller.isFinished() ? TOUCH_STATE_REST : TOUCH_STATE_SCROLLING; 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 786f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 787f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (mTouchState != TOUCH_STATE_SCROLLING) { 788f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 789f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron final CellLayout currentScreen = (CellLayout)getChildAt(mCurrentScreen); 790f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron if (!currentScreen.lastDownOnOccupiedCell()) { 791f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron // Send a tap to the wallpaper if the last down was on empty space 792f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron mWallpaperManager.sendWallpaperCommand(getWindowToken(), 793f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron "android.wallpaper.tap", (int) ev.getX(), (int) ev.getY(), 0, null); 794f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 795f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron } 796f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Release the drag 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project clearChildrenCache(); 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mAllowLongPress = false; 801f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 80631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * The only time we want to intercept motion events is if we are in the 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * drag mode. 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mTouchState != TOUCH_STATE_REST; 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8123a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato /** 8133a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * If one of our descendant views decides that it could be focused now, only 8143a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * pass that along if it's on the current screen. 8153a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * 8163a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * This happens when live folders requery, and if they're off screen, they 8173a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato * end up calling requestFocus, which pulls it on screen. 8183a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato */ 8193a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato @Override 8203a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato public void focusableViewAvailable(View focused) { 8213a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View current = getChildAt(mCurrentScreen); 8223a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato View v = focused; 8233a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato while (true) { 8243a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == current) { 8253a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato super.focusableViewAvailable(focused); 8263a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 8273a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 8283a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (v == this) { 8293a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 8303a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 8313a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato ViewParent parent = v.getParent(); 8323a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato if (parent instanceof View) { 8333a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato v = (View)v.getParent(); 8343a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } else { 8353a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato return; 8363a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 8373a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 8383a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato } 8393a8820bdbad90642cf5cda4b00a8c92ecb699159Joe Onorato 8403a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron void enableChildrenCache(int fromScreen, int toScreen) { 8413a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (fromScreen > toScreen) { 8423a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = toScreen; 8433a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron toScreen = fromScreen; 8443a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } 8453a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 8473a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 8483a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron fromScreen = Math.max(fromScreen, 0); 8493a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron toScreen = Math.min(toScreen, count - 1); 8503a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 8513a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron for (int i = fromScreen; i <= toScreen; i++) { 85231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 85331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(true); 85431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawingCacheEnabled(true); 85531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 85631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 85731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 85831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void clearChildrenCache() { 85931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 86031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 86131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 86231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.setChildrenDrawnWithCacheEnabled(false); 86331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 86631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 86731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 868f8bbd34d7d4705b49db202be92b920196bc7ea38Mike Cleron 8692bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isWorkspaceLocked()) { 8702bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 8712bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 8722bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (mLauncher.isAllAppsVisible()) { 8732bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato // Cancel any scrolling that is in progress. 8742bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato if (!mScroller.isFinished()) { 8752bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato mScroller.abortAnimation(); 8762bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato } 8772bc6b7c2b8b651dde0a65c64c127f5b85c1290d2Joe Onorato snapToScreen(mCurrentScreen); 8787c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato return false; // We don't want the events. Let them fall through to the all apps view. 87931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 88131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker == null) { 88231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = VelocityTracker.obtain(); 88331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.addMovement(ev); 88531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 88631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int action = ev.getAction(); 88731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final float x = ev.getX(); 88831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 88931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (action) { 89031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_DOWN: 89131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /* 89231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * If being flinged and user touches, stop the fling. isFinished 89331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * will be false if being flinged. 89431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 89531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!mScroller.isFinished()) { 89631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller.abortAnimation(); 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Remember where the motion event started 90031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 90131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 90231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_MOVE: 90331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 90431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Scroll to follow the motion event 90531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int deltaX = (int) (mLastMotionX - x); 90631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLastMotionX = x; 90731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 90831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (deltaX < 0) { 90931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mScrollX > 0) { 91031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollBy(Math.max(-mScrollX, deltaX), 0); 9118f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 91231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (deltaX > 0) { 91431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int availableToScroll = getChildAt(getChildCount() - 1).getRight() - 91531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScrollX - getWidth(); 91631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (availableToScroll > 0) { 91731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project scrollBy(Math.min(availableToScroll, deltaX), 0); 9188f573952b8729b4319043ae0908997ecd2d68951Dianne Hackborn updateWallpaperOffset(); 91931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 9203a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron } else { 9213a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(); 92231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 92331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 92431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 92531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_UP: 92631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mTouchState == TOUCH_STATE_SCROLLING) { 92731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final VelocityTracker velocityTracker = mVelocityTracker; 928a206daaed1318005d1534cca2e4eeec56144d104Romain Guy velocityTracker.computeCurrentVelocity(1000, mMaximumVelocity); 92931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int velocityX = (int) velocityTracker.getXVelocity(); 93031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (velocityX > SNAP_VELOCITY && mCurrentScreen > 0) { 93231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Fling hard enough to move left 93331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(mCurrentScreen - 1); 93431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (velocityX < -SNAP_VELOCITY && mCurrentScreen < getChildCount() - 1) { 93531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Fling hard enough to move right 93631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(mCurrentScreen + 1); 93731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToDestination(); 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mVelocityTracker != null) { 94231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker.recycle(); 94331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mVelocityTracker = null; 94431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 94731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 94831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case MotionEvent.ACTION_CANCEL: 94931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mTouchState = TOUCH_STATE_REST; 95031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 95331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void snapToDestination() { 95631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int screenWidth = getWidth(); 95731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int whichScreen = (mScrollX + (screenWidth / 2)) / screenWidth; 95831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(whichScreen); 96031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 96231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void snapToScreen(int whichScreen) { 96382d94d9e9ee4eb6b14db3c8df2f47dcae5ce4ab0Romain Guy if (!mScroller.isFinished()) return; 96482d94d9e9ee4eb6b14db3c8df2f47dcae5ce4ab0Romain Guy 9653a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron whichScreen = Math.max(0, Math.min(whichScreen, getChildCount() - 1)); 9663a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 9674c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 9683a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron enableChildrenCache(mCurrentScreen, whichScreen); 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9703a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron 9713a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron final int screenDelta = Math.abs(whichScreen - mCurrentScreen); 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 97331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mNextScreen = whichScreen; 97431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 97531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View focusedChild = getFocusedChild(); 9763a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron if (focusedChild != null && screenDelta != 0 && focusedChild == getChildAt(mCurrentScreen)) { 97731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project focusedChild.clearFocus(); 97831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 97931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 98031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int newX = whichScreen * getWidth(); 98131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int delta = newX - mScrollX; 9823a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron final int duration = screenDelta * 300; 9833a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron awakenScrollBars(duration); 9843a2b3f2be58843d26549fb0ec6c6533627c7cd19Mike Cleron mScroller.startScroll(mScrollX, 0, delta, 0, duration); 98531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 98631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 98731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 98831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void startDrag(CellLayout.CellInfo cellInfo) { 98931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = cellInfo.cell; 99031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 99131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Make sure the drag was started by a long press as opposed to a long click. 99231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Note that Search takes focus when clicked rather than entering touch mode 99331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!child.isInTouchMode() && !(child instanceof Search)) { 99431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return; 99531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 99631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 99731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = cellInfo; 99831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo.screen = mCurrentScreen; 99931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 100031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout current = ((CellLayout) getChildAt(mCurrentScreen)); 100131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 100231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project current.onDragChild(child); 100300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.startDrag(child, this, child.getTag(), DragController.DRAG_ACTION_MOVE); 100431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project invalidate(); 100531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 100631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 100831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected Parcelable onSaveInstanceState() { 100931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final SavedState state = new SavedState(super.onSaveInstanceState()); 101031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project state.currentScreen = mCurrentScreen; 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return state; 101231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onRestoreInstanceState(Parcelable state) { 101631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState savedState = (SavedState) state; 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onRestoreInstanceState(savedState.getSuperState()); 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (savedState.currentScreen != -1) { 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCurrentScreen = savedState.currentScreen; 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Launcher.setScreen(mCurrentScreen); 102131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addApplicationShortcut(ApplicationInfo info, CellLayout.CellInfo cellInfo) { 102531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project addApplicationShortcut(info, cellInfo, false); 102631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void addApplicationShortcut(ApplicationInfo info, CellLayout.CellInfo cellInfo, 102931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 103031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(cellInfo.screen); 103131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int[] result = new int[2]; 103231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.cellToPoint(cellInfo.cellX, cellInfo.cellY, result); 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(result[0], result[1], info, layout, insertAtFirst); 103531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset, 103800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 103970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout cellLayout = getCurrentDropLayout(); 104031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (source != this) { 104131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x - xOffset, y - yOffset, dragInfo, cellLayout); 104231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 104331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Move internally 104431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 104531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View cell = mDragInfo.cell; 104652d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 104752d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy if (index != mDragInfo.screen) { 104831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen); 104931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project originalCellLayout.removeView(cell); 105031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.addView(cell); 105131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1052263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x - xOffset, y - yOffset, 105370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey mDragInfo.spanX, mDragInfo.spanY, cell, cellLayout, mTargetCell); 105470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey cellLayout.onDropChild(cell, mTargetCell); 105531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 105684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy final ItemInfo info = (ItemInfo) cell.getTag(); 105731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams(); 105831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.moveItemInDatabase(mLauncher, info, 105952d9cb32608e7c3d065b4fb8e97269e238f1683eRomain Guy LauncherSettings.Favorites.CONTAINER_DESKTOP, index, lp.cellX, lp.cellY); 106031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 106131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 106231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 106331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 106431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragEnter(DragSource source, int x, int y, int xOffset, int yOffset, 106500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 10664c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 106731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 106831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 106931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragOver(DragSource source, int x, int y, int xOffset, int yOffset, 107000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 107131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 107231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 107331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDragExit(DragSource source, int x, int y, int xOffset, int yOffset, 107400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato DragView dragView, Object dragInfo) { 10754c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 107631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 107731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 107831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void onDropExternal(int x, int y, Object dragInfo, CellLayout cellLayout) { 107931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project onDropExternal(x, y, dragInfo, cellLayout, false); 108031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 108131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 108231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private void onDropExternal(int x, int y, Object dragInfo, CellLayout cellLayout, 108331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean insertAtFirst) { 108431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Drag from somewhere else 108531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ItemInfo info = (ItemInfo) dragInfo; 108631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 108731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View view; 108831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 108931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project switch (info.itemType) { 109031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 109131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 109231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (info.container == NO_ID) { 109331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Came from all apps -- make a copy 109431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project info = new ApplicationInfo((ApplicationInfo) info); 109531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 109631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view = mLauncher.createShortcut(R.layout.application, cellLayout, 109731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project (ApplicationInfo) info); 109831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 109931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project case LauncherSettings.Favorites.ITEM_TYPE_USER_FOLDER: 110031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view = FolderIcon.fromXml(R.layout.folder_icon, mLauncher, 110131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project (ViewGroup) getChildAt(mCurrentScreen), ((UserFolderInfo) info)); 110231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project break; 110331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project default: 110431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new IllegalStateException("Unknown item type: " + info.itemType); 110531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 110631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 110731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.addView(view, insertAtFirst ? 0 : -1); 110831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view.setOnLongClickListener(mLongClickListener); 110900acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (view instanceof DropTarget) { 1110207e40ee66fddded52a028b8f68be3605da3df37Romain Guy mDragController.addDropTarget((DropTarget) view); 111100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 111200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato 1113263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy mTargetCell = estimateDropCell(x, y, 1, 1, view, cellLayout, mTargetCell); 111470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey cellLayout.onDropChild(view, mTargetCell); 111531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) view.getLayoutParams(); 111631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 111731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.addOrMoveItemInDatabase(mLauncher, info, 111831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherSettings.Favorites.CONTAINER_DESKTOP, mCurrentScreen, lp.cellX, lp.cellY); 111931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 112070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 112170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 112270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Return the current {@link CellLayout}, correctly picking the destination 112370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * screen while a scroll is in progress. 112470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 112570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey private CellLayout getCurrentDropLayout() { 112670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int index = mScroller.isFinished() ? mCurrentScreen : mNextScreen; 112770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return (CellLayout) getChildAt(index); 112870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 112931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 113070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 113170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 113270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 113370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public boolean acceptDrop(DragSource source, int x, int y, 113400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo) { 11354c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout layout = getCurrentDropLayout(); 11364c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final CellLayout.CellInfo cellInfo = mDragInfo; 11374c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 11384c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 11394c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 11404c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy if (mVacantCache == null) { 11414c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy final View ignoreView = cellInfo == null ? null : cellInfo.cell; 11424c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy mVacantCache = layout.findAllVacantCells(null, ignoreView); 11434c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy } 11444c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy 11454c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy return mVacantCache.findCellForSpan(mTempEstimate, spanX, spanY, false); 114670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 114770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 114870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 114970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * {@inheritDoc} 115070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 115170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey public Rect estimateDropLocation(DragSource source, int x, int y, 115200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato int xOffset, int yOffset, DragView dragView, Object dragInfo, Rect recycle) { 115370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final CellLayout layout = getCurrentDropLayout(); 115470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 115531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout.CellInfo cellInfo = mDragInfo; 115670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanX = cellInfo == null ? 1 : cellInfo.spanX; 115770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final int spanY = cellInfo == null ? 1 : cellInfo.spanY; 115870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final View ignoreView = cellInfo == null ? null : cellInfo.cell; 115970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 116070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey final Rect location = recycle != null ? recycle : new Rect(); 116170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 116270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find drop cell and convert into rectangle 1163263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy int[] dropCell = estimateDropCell(x - xOffset, y - yOffset, 116470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey spanX, spanY, ignoreView, layout, mTempCell); 116570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 116670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (dropCell == null) { 116770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 116870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 116970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 117070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0], dropCell[1], mTempEstimate); 117170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.left = mTempEstimate[0]; 117270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.top = mTempEstimate[1]; 117370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 117470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey layout.cellToPoint(dropCell[0] + spanX, dropCell[1] + spanY, mTempEstimate); 117570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.right = mTempEstimate[0]; 117670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey location.bottom = mTempEstimate[1]; 117770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 117870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return location; 117931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 118031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 118170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey /** 118270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Calculate the nearest cell where the given object would be dropped. 118370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey */ 1184263e019baafb3b6cbcfdef9c81d74a4bea769180Romain Guy private int[] estimateDropCell(int pixelX, int pixelY, 118570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey int spanX, int spanY, View ignoreView, CellLayout layout, int[] recycle) { 118670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Create vacant cell cache if none exists 118770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (mVacantCache == null) { 118870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey mVacantCache = layout.findAllVacantCells(null, ignoreView); 118970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 119070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 119170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Find the best target drop location 119270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return layout.findNearestVacantArea(pixelX, pixelY, 119370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey spanX, spanY, mVacantCache, recycle); 119470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 119570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey 119631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void setLauncher(Launcher launcher) { 119731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mLauncher = launcher; 119831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 119931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 120000acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato public void setDragController(DragController dragController) { 120100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController = dragController; 120231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 120331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 120431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void onDropCompleted(View target, boolean success) { 1205207e40ee66fddded52a028b8f68be3605da3df37Romain Guy clearVacantCache(); 1206207e40ee66fddded52a028b8f68be3605da3df37Romain Guy 120731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (success){ 120831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (target != this && mDragInfo != null) { 120931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 121031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.removeView(mDragInfo.cell); 121100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (mDragInfo.cell instanceof DropTarget) { 121200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.removeDropTarget((DropTarget)mDragInfo.cell); 121300acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 1214207e40ee66fddded52a028b8f68be3605da3df37Romain Guy //final Object tag = mDragInfo.cell.getTag(); 121531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 121631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else { 121731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mDragInfo != null) { 121831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout cellLayout = (CellLayout) getChildAt(mDragInfo.screen); 121931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellLayout.onDropAborted(mDragInfo.cell); 122031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 122331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mDragInfo = null; 122431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 122531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 122631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollLeft() { 12274c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 122831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen == INVALID_SCREEN && mCurrentScreen > 0 && mScroller.isFinished()) { 122931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(mCurrentScreen - 1); 123031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 123131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 123231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 123331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void scrollRight() { 12344c58c485d8c02f8ca7e8b4d93140440f6a3a5131Romain Guy clearVacantCache(); 123531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (mNextScreen == INVALID_SCREEN && mCurrentScreen < getChildCount() -1 && 123631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mScroller.isFinished()) { 123731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(mCurrentScreen + 1); 123831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 123931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 124031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 124131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int getScreenForView(View v) { 124231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int result = -1; 124331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (v != null) { 124431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project ViewParent vp = v.getParent(); 124531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 124631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 124731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (vp == getChildAt(i)) { 124831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return i; 124931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 125031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 125131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 125231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return result; 125331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1254138a04170d964da9cdec228e95b976875ae52481Karl Rosaen 125531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 125631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find a search widget on the given screen 125731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 125831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private Search findSearchWidget(CellLayout screen) { 125931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = screen.getChildCount(); 126031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 126131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View v = screen.getChildAt(i); 126231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (v instanceof Search) { 126331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return (Search) v; 126431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 126731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1268138a04170d964da9cdec228e95b976875ae52481Karl Rosaen 126931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1270138a04170d964da9cdec228e95b976875ae52481Karl Rosaen * Gets the first search widget on the current screen, if there is one. 1271138a04170d964da9cdec228e95b976875ae52481Karl Rosaen * Returns <code>null</code> otherwise. 127231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1273138a04170d964da9cdec228e95b976875ae52481Karl Rosaen public Search findSearchWidgetOnCurrentScreen() { 1274138a04170d964da9cdec228e95b976875ae52481Karl Rosaen CellLayout currentScreen = (CellLayout)getChildAt(mCurrentScreen); 1275138a04170d964da9cdec228e95b976875ae52481Karl Rosaen return findSearchWidget(currentScreen); 127631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 127731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 127831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public Folder getFolderForTag(Object tag) { 127931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 128031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 128131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 128231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 128331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 128431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 128531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 128631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (lp.cellHSpan == 4 && lp.cellVSpan == 4 && child instanceof Folder) { 128731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Folder f = (Folder) child; 128831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (f.getInfo() == tag) { 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return f; 129031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 129531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 129731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public View getViewForTag(Object tag) { 129831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screenCount = getChildCount(); 129931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int screen = 0; screen < screenCount; screen++) { 130031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout currentScreen = ((CellLayout) getChildAt(screen)); 130131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = currentScreen.getChildCount(); 130231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 130331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = currentScreen.getChildAt(i); 130431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getTag() == tag) { 130531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return child; 130631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 130731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 130831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 130931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return null; 131031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 131131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 131231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 131331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True is long presses are still allowed for the current touch 131431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 131531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean allowLongPress() { 131631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return mAllowLongPress; 131731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1318ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project 1319ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project /** 1320ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * Set true to allow long-press events to be triggered, usually checked by 1321ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project * {@link Launcher} to accept or block dpad-initiated long-presses. 1322ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project */ 1323ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project public void setAllowLongPress(boolean allowLongPress) { 1324ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project mAllowLongPress = allowLongPress; 1325ca9475f0403d9c0e843d5c189575068a386b2eb6The Android Open Source Project } 132631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 132731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void removeShortcutsForPackage(String packageName) { 132831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final ArrayList<View> childrenToRemove = new ArrayList<View>(); 132931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 1330574d20ec84551370987dde530c27ec493bdef564Romain Guy 133131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 133231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 133331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int childCount = layout.getChildCount(); 1334574d20ec84551370987dde530c27ec493bdef564Romain Guy 133531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project childrenToRemove.clear(); 1336574d20ec84551370987dde530c27ec493bdef564Romain Guy 133731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = 0; j < childCount; j++) { 133831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View view = layout.getChildAt(j); 133931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Object tag = view.getTag(); 1340574d20ec84551370987dde530c27ec493bdef564Romain Guy 134131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (tag instanceof ApplicationInfo) { 1342574d20ec84551370987dde530c27ec493bdef564Romain Guy final ApplicationInfo info = (ApplicationInfo) tag; 134331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // We need to check for ACTION_MAIN otherwise getComponent() might 134431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // return null for some shortcuts (for instance, for shortcuts to 134531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // web pages.) 134631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final Intent intent = info.intent; 134731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final ComponentName name = intent.getComponent(); 1348574d20ec84551370987dde530c27ec493bdef564Romain Guy 134931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (Intent.ACTION_MAIN.equals(intent.getAction()) && 135031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project name != null && packageName.equals(name.getPackageName())) { 135131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LauncherModel.deleteItemFromDatabase(mLauncher, info); 135231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project childrenToRemove.add(view); 135331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1354574d20ec84551370987dde530c27ec493bdef564Romain Guy } else if (tag instanceof UserFolderInfo) { 1355574d20ec84551370987dde530c27ec493bdef564Romain Guy final UserFolderInfo info = (UserFolderInfo) tag; 1356574d20ec84551370987dde530c27ec493bdef564Romain Guy final ArrayList<ApplicationInfo> contents = info.contents; 1357574d20ec84551370987dde530c27ec493bdef564Romain Guy final ArrayList<ApplicationInfo> toRemove = new ArrayList<ApplicationInfo>(1); 1358574d20ec84551370987dde530c27ec493bdef564Romain Guy final int contentsCount = contents.size(); 1359574d20ec84551370987dde530c27ec493bdef564Romain Guy boolean removedFromFolder = false; 1360574d20ec84551370987dde530c27ec493bdef564Romain Guy 1361574d20ec84551370987dde530c27ec493bdef564Romain Guy for (int k = 0; k < contentsCount; k++) { 1362574d20ec84551370987dde530c27ec493bdef564Romain Guy final ApplicationInfo appInfo = contents.get(k); 1363574d20ec84551370987dde530c27ec493bdef564Romain Guy final Intent intent = appInfo.intent; 1364574d20ec84551370987dde530c27ec493bdef564Romain Guy final ComponentName name = intent.getComponent(); 1365574d20ec84551370987dde530c27ec493bdef564Romain Guy 1366574d20ec84551370987dde530c27ec493bdef564Romain Guy if (Intent.ACTION_MAIN.equals(intent.getAction()) && 1367574d20ec84551370987dde530c27ec493bdef564Romain Guy name != null && packageName.equals(name.getPackageName())) { 1368574d20ec84551370987dde530c27ec493bdef564Romain Guy toRemove.add(appInfo); 1369574d20ec84551370987dde530c27ec493bdef564Romain Guy LauncherModel.deleteItemFromDatabase(mLauncher, appInfo); 1370574d20ec84551370987dde530c27ec493bdef564Romain Guy removedFromFolder = true; 1371574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1372574d20ec84551370987dde530c27ec493bdef564Romain Guy } 1373574d20ec84551370987dde530c27ec493bdef564Romain Guy 1374574d20ec84551370987dde530c27ec493bdef564Romain Guy contents.removeAll(toRemove); 1375574d20ec84551370987dde530c27ec493bdef564Romain Guy if (removedFromFolder) { 1376574d20ec84551370987dde530c27ec493bdef564Romain Guy final Folder folder = getOpenFolder(); 1377574d20ec84551370987dde530c27ec493bdef564Romain Guy if (folder != null) folder.notifyDataSetChanged(); 1378574d20ec84551370987dde530c27ec493bdef564Romain Guy } 137931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 138031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1381574d20ec84551370987dde530c27ec493bdef564Romain Guy 138231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project childCount = childrenToRemove.size(); 138331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = 0; j < childCount; j++) { 138400acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato View child = childrenToRemove.get(j); 138500acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato layout.removeViewInLayout(child); 138600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato if (child instanceof DropTarget) { 138700acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController.removeDropTarget((DropTarget)child); 138800acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato } 138931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1390574d20ec84551370987dde530c27ec493bdef564Romain Guy 139131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (childCount > 0) { 139231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.requestLayout(); 139331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project layout.invalidate(); 139431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1397f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 1398f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project void updateShortcutsForPackage(String packageName) { 13999c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato final PackageManager pm = mLauncher.getPackageManager(); 14009c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato 1401f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final int count = getChildCount(); 1402f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int i = 0; i < count; i++) { 1403f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final CellLayout layout = (CellLayout) getChildAt(i); 1404f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project int childCount = layout.getChildCount(); 1405f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project for (int j = 0; j < childCount; j++) { 1406f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final View view = layout.getChildAt(j); 1407f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project Object tag = view.getTag(); 1408f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (tag instanceof ApplicationInfo) { 1409f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project ApplicationInfo info = (ApplicationInfo) tag; 1410f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // We need to check for ACTION_MAIN otherwise getComponent() might 1411f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // return null for some shortcuts (for instance, for shortcuts to 1412f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project // web pages.) 1413f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final Intent intent = info.intent; 1414f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project final ComponentName name = intent.getComponent(); 1415f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION && 1416f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project Intent.ACTION_MAIN.equals(intent.getAction()) && name != null && 1417f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project packageName.equals(name.getPackageName())) { 1418f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 14199c1289cb3bfb74f86e53ec7ac6dd76bb39666b2dJoe Onorato final Drawable icon = AppInfoCache.getIconDrawable(pm, info); 1420f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project if (icon != null && icon != info.icon) { 1421f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project info.icon.setCallback(null); 14226665c0f1fec6ec0962896622986340081df992e7Joe Onorato info.icon = Utilities.createIconThumbnail(icon, mContext); 1423f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project info.filtered = true; 1424f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project ((TextView) view).setCompoundDrawablesWithIntrinsicBounds(null, 1425f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project info.icon, null, null); 1426f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1427f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1428f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1429f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1430f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1431f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project } 1432f96811cdf564469a7a654a0c876288c9fd14f35eThe Android Open Source Project 143331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void moveToDefaultScreen() { 143431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project snapToScreen(mDefaultScreen); 143531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project getChildAt(mDefaultScreen).requestFocus(); 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14388a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy void setIndicators(Drawable previous, Drawable next) { 14398a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mPreviousIndicator = previous; 14408a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy mNextIndicator = next; 14418a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy previous.setLevel(mCurrentScreen); 14428a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy next.setLevel(mCurrentScreen); 14438a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy } 14448a73c51ee87b6d9b12daba188034889caf7a905bRomain Guy 144531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class SavedState extends BaseSavedState { 144631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int currentScreen = -1; 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 144831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project SavedState(Parcelable superState) { 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(superState); 145031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 145131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 145231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private SavedState(Parcel in) { 145331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(in); 145431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project currentScreen = in.readInt(); 145531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 145631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 145731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 145831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void writeToParcel(Parcel out, int flags) { 145931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.writeToParcel(out, flags); 146031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project out.writeInt(currentScreen); 146131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 146231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 146331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static final Parcelable.Creator<SavedState> CREATOR = 146431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project new Parcelable.Creator<SavedState>() { 146531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState createFromParcel(Parcel in) { 146631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState(in); 146731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 146831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 146931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public SavedState[] newArray(int size) { 147031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new SavedState[size]; 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project }; 147331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1474e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 1475e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato void show() { 14767c312c15e33b6cffbda707429e88ade498fc9f5eJoe Onorato setVisibility(VISIBLE); 1477e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato } 1478e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato 1479e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato void hide() { 1480e77c08d15f23c403293dbb40c6a36967de822c89Joe Onorato } 148131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1482