mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-03-03 17:36:49 +00:00
1732 lines
70 KiB
Java
1732 lines
70 KiB
Java
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3;
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import android.animation.AnimatorSet;
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import android.animation.ValueAnimator;
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import android.appwidget.AppWidgetHostView;
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import android.appwidget.AppWidgetManager;
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import android.appwidget.AppWidgetProviderInfo;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Point;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.os.AsyncTask;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Process;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.Gravity;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.animation.AccelerateInterpolator;
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import android.view.animation.DecelerateInterpolator;
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import android.widget.GridLayout;
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import android.widget.ImageView;
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import android.widget.Toast;
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import com.android.launcher3.DropTarget.DragObject;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.List;
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/**
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* A simple callback interface which also provides the results of the task.
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*/
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interface AsyncTaskCallback {
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void run(AppsCustomizeAsyncTask task, AsyncTaskPageData data);
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}
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/**
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* The data needed to perform either of the custom AsyncTasks.
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*/
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class AsyncTaskPageData {
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enum Type {
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LoadWidgetPreviewData
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}
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AsyncTaskPageData(int p, ArrayList<Object> l, int cw, int ch, AsyncTaskCallback bgR,
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AsyncTaskCallback postR, WidgetPreviewLoader w) {
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page = p;
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items = l;
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generatedImages = new ArrayList<Bitmap>();
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maxImageWidth = cw;
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maxImageHeight = ch;
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doInBackgroundCallback = bgR;
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postExecuteCallback = postR;
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widgetPreviewLoader = w;
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}
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void cleanup(boolean cancelled) {
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// Clean up any references to source/generated bitmaps
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if (generatedImages != null) {
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if (cancelled) {
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for (int i = 0; i < generatedImages.size(); i++) {
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widgetPreviewLoader.recycleBitmap(items.get(i), generatedImages.get(i));
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}
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}
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generatedImages.clear();
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}
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}
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int page;
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ArrayList<Object> items;
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ArrayList<Bitmap> sourceImages;
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ArrayList<Bitmap> generatedImages;
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int maxImageWidth;
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int maxImageHeight;
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AsyncTaskCallback doInBackgroundCallback;
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AsyncTaskCallback postExecuteCallback;
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WidgetPreviewLoader widgetPreviewLoader;
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}
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/**
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* A generic template for an async task used in AppsCustomize.
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*/
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class AppsCustomizeAsyncTask extends AsyncTask<AsyncTaskPageData, Void, AsyncTaskPageData> {
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AppsCustomizeAsyncTask(int p, AsyncTaskPageData.Type ty) {
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page = p;
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threadPriority = Process.THREAD_PRIORITY_DEFAULT;
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dataType = ty;
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}
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@Override
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protected AsyncTaskPageData doInBackground(AsyncTaskPageData... params) {
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if (params.length != 1) return null;
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// Load each of the widget previews in the background
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params[0].doInBackgroundCallback.run(this, params[0]);
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return params[0];
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}
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@Override
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protected void onPostExecute(AsyncTaskPageData result) {
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// All the widget previews are loaded, so we can just callback to inflate the page
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result.postExecuteCallback.run(this, result);
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}
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void setThreadPriority(int p) {
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threadPriority = p;
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}
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void syncThreadPriority() {
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Process.setThreadPriority(threadPriority);
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}
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// The page that this async task is associated with
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AsyncTaskPageData.Type dataType;
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int page;
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int threadPriority;
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}
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/**
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* The Apps/Customize page that displays all the applications, widgets, and shortcuts.
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*/
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public class AppsCustomizePagedView extends PagedViewWithDraggableItems implements
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View.OnClickListener, View.OnKeyListener, DragSource,
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PagedViewIcon.PressedCallback, PagedViewWidget.ShortPressListener,
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LauncherTransitionable {
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static final String TAG = "AppsCustomizePagedView";
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/**
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* The different content types that this paged view can show.
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*/
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public enum ContentType {
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Applications,
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Widgets
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}
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private ContentType mContentType = ContentType.Applications;
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// Refs
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private Launcher mLauncher;
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private DragController mDragController;
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private final LayoutInflater mLayoutInflater;
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private final PackageManager mPackageManager;
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// Save and Restore
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private int mSaveInstanceStateItemIndex = -1;
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private PagedViewIcon mPressedIcon;
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// Content
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private ArrayList<AppInfo> mApps;
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private ArrayList<Object> mWidgets;
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// Cling
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private boolean mHasShownAllAppsCling;
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private int mClingFocusedX;
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private int mClingFocusedY;
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// Caching
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private Canvas mCanvas;
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private IconCache mIconCache;
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// Dimens
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private int mContentWidth, mContentHeight;
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private int mWidgetCountX, mWidgetCountY;
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private int mWidgetWidthGap, mWidgetHeightGap;
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private PagedViewCellLayout mWidgetSpacingLayout;
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private int mNumAppsPages;
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private int mNumWidgetPages;
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private Rect mAllAppsPadding = new Rect();
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// Relating to the scroll and overscroll effects
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Workspace.ZInterpolator mZInterpolator = new Workspace.ZInterpolator(0.5f);
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private static float CAMERA_DISTANCE = 6500;
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private static float TRANSITION_SCALE_FACTOR = 0.74f;
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private static float TRANSITION_PIVOT = 0.65f;
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private static float TRANSITION_MAX_ROTATION = 22;
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private static final boolean PERFORM_OVERSCROLL_ROTATION = true;
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private AccelerateInterpolator mAlphaInterpolator = new AccelerateInterpolator(0.9f);
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private DecelerateInterpolator mLeftScreenAlphaInterpolator = new DecelerateInterpolator(4);
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// Previews & outlines
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ArrayList<AppsCustomizeAsyncTask> mRunningTasks;
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private static final int sPageSleepDelay = 200;
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private Runnable mInflateWidgetRunnable = null;
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private Runnable mBindWidgetRunnable = null;
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static final int WIDGET_NO_CLEANUP_REQUIRED = -1;
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static final int WIDGET_PRELOAD_PENDING = 0;
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static final int WIDGET_BOUND = 1;
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static final int WIDGET_INFLATED = 2;
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int mWidgetCleanupState = WIDGET_NO_CLEANUP_REQUIRED;
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int mWidgetLoadingId = -1;
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PendingAddWidgetInfo mCreateWidgetInfo = null;
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private boolean mDraggingWidget = false;
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private Toast mWidgetInstructionToast;
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// Deferral of loading widget previews during launcher transitions
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private boolean mInTransition;
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private ArrayList<AsyncTaskPageData> mDeferredSyncWidgetPageItems =
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new ArrayList<AsyncTaskPageData>();
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private ArrayList<Runnable> mDeferredPrepareLoadWidgetPreviewsTasks =
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new ArrayList<Runnable>();
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private Rect mTmpRect = new Rect();
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// Used for drawing shortcut previews
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BitmapCache mCachedShortcutPreviewBitmap = new BitmapCache();
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PaintCache mCachedShortcutPreviewPaint = new PaintCache();
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CanvasCache mCachedShortcutPreviewCanvas = new CanvasCache();
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// Used for drawing widget previews
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CanvasCache mCachedAppWidgetPreviewCanvas = new CanvasCache();
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RectCache mCachedAppWidgetPreviewSrcRect = new RectCache();
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RectCache mCachedAppWidgetPreviewDestRect = new RectCache();
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PaintCache mCachedAppWidgetPreviewPaint = new PaintCache();
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WidgetPreviewLoader mWidgetPreviewLoader;
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private boolean mInBulkBind;
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private boolean mNeedToUpdatePageCountsAndInvalidateData;
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public AppsCustomizePagedView(Context context, AttributeSet attrs) {
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super(context, attrs);
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mLayoutInflater = LayoutInflater.from(context);
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mPackageManager = context.getPackageManager();
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mApps = new ArrayList<AppInfo>();
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mWidgets = new ArrayList<Object>();
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mIconCache = (LauncherAppState.getInstance()).getIconCache();
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mCanvas = new Canvas();
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mRunningTasks = new ArrayList<AppsCustomizeAsyncTask>();
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// Save the default widget preview background
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.AppsCustomizePagedView, 0, 0);
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LauncherAppState app = LauncherAppState.getInstance();
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DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
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mWidgetWidthGap = mWidgetHeightGap = grid.edgeMarginPx;
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mWidgetCountX = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountX, 2);
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mWidgetCountY = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountY, 2);
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mClingFocusedX = a.getInt(R.styleable.AppsCustomizePagedView_clingFocusedX, 0);
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mClingFocusedY = a.getInt(R.styleable.AppsCustomizePagedView_clingFocusedY, 0);
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a.recycle();
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mWidgetSpacingLayout = new PagedViewCellLayout(getContext());
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// The padding on the non-matched dimension for the default widget preview icons
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// (top + bottom)
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mFadeInAdjacentScreens = false;
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// Unless otherwise specified this view is important for accessibility.
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if (getImportantForAccessibility() == View.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
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setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_YES);
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}
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}
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@Override
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protected void init() {
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super.init();
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mCenterPagesVertically = false;
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Context context = getContext();
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Resources r = context.getResources();
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setDragSlopeThreshold(r.getInteger(R.integer.config_appsCustomizeDragSlopeThreshold)/100f);
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}
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public void onFinishInflate() {
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super.onFinishInflate();
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LauncherAppState app = LauncherAppState.getInstance();
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DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
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setPadding(grid.edgeMarginPx, 2 * grid.edgeMarginPx,
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grid.edgeMarginPx, 2 * grid.edgeMarginPx);
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}
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void setAllAppsPadding(Rect r) {
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mAllAppsPadding.set(r);
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}
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void setWidgetsPageIndicatorPadding(int pageIndicatorHeight) {
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mPageLayoutPaddingBottom = pageIndicatorHeight;
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}
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WidgetPreviewLoader getWidgetPreviewLoader() {
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if (mWidgetPreviewLoader == null) {
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mWidgetPreviewLoader = new WidgetPreviewLoader(mLauncher);
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}
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return mWidgetPreviewLoader;
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}
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/** Returns the item index of the center item on this page so that we can restore to this
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* item index when we rotate. */
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private int getMiddleComponentIndexOnCurrentPage() {
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int i = -1;
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if (getPageCount() > 0) {
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int currentPage = getCurrentPage();
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if (mContentType == ContentType.Applications) {
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AppsCustomizeCellLayout layout = (AppsCustomizeCellLayout) getPageAt(currentPage);
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ShortcutAndWidgetContainer childrenLayout = layout.getShortcutsAndWidgets();
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int numItemsPerPage = mCellCountX * mCellCountY;
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int childCount = childrenLayout.getChildCount();
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if (childCount > 0) {
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i = (currentPage * numItemsPerPage) + (childCount / 2);
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}
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} else if (mContentType == ContentType.Widgets) {
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int numApps = mApps.size();
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PagedViewGridLayout layout = (PagedViewGridLayout) getPageAt(currentPage);
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int numItemsPerPage = mWidgetCountX * mWidgetCountY;
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int childCount = layout.getChildCount();
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if (childCount > 0) {
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i = numApps +
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(currentPage * numItemsPerPage) + (childCount / 2);
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}
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} else {
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throw new RuntimeException("Invalid ContentType");
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}
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}
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return i;
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}
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/** Get the index of the item to restore to if we need to restore the current page. */
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int getSaveInstanceStateIndex() {
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if (mSaveInstanceStateItemIndex == -1) {
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mSaveInstanceStateItemIndex = getMiddleComponentIndexOnCurrentPage();
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}
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return mSaveInstanceStateItemIndex;
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}
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/** Returns the page in the current orientation which is expected to contain the specified
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* item index. */
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int getPageForComponent(int index) {
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if (index < 0) return 0;
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if (index < mApps.size()) {
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int numItemsPerPage = mCellCountX * mCellCountY;
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return (index / numItemsPerPage);
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} else {
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int numItemsPerPage = mWidgetCountX * mWidgetCountY;
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return (index - mApps.size()) / numItemsPerPage;
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}
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}
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/** Restores the page for an item at the specified index */
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void restorePageForIndex(int index) {
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if (index < 0) return;
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mSaveInstanceStateItemIndex = index;
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}
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private void updatePageCounts() {
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mNumWidgetPages = (int) Math.ceil(mWidgets.size() /
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(float) (mWidgetCountX * mWidgetCountY));
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mNumAppsPages = (int) Math.ceil((float) mApps.size() / (mCellCountX * mCellCountY));
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}
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protected void onDataReady(int width, int height) {
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// Now that the data is ready, we can calculate the content width, the number of cells to
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// use for each page
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LauncherAppState app = LauncherAppState.getInstance();
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DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
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mWidgetSpacingLayout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop,
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mPageLayoutPaddingRight, mPageLayoutPaddingBottom);
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mCellCountX = (int) grid.allAppsNumCols;
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mCellCountY = (int) grid.allAppsNumRows;
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updatePageCounts();
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// Force a measure to update recalculate the gaps
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mContentWidth = getMeasuredWidth() - getPaddingLeft() - getPaddingRight();
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mContentHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
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int widthSpec = MeasureSpec.makeMeasureSpec(mContentWidth, MeasureSpec.AT_MOST);
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int heightSpec = MeasureSpec.makeMeasureSpec(mContentHeight, MeasureSpec.AT_MOST);
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mWidgetSpacingLayout.measure(widthSpec, heightSpec);
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AppsCustomizeTabHost host = (AppsCustomizeTabHost) getTabHost();
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final boolean hostIsTransitioning = host.isTransitioning();
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// Restore the page
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int page = getPageForComponent(mSaveInstanceStateItemIndex);
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invalidatePageData(Math.max(0, page), hostIsTransitioning);
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// Show All Apps cling if we are finished transitioning, otherwise, we will try again when
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// the transition completes in AppsCustomizeTabHost (otherwise the wrong offsets will be
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// returned while animating)
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if (!hostIsTransitioning) {
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post(new Runnable() {
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@Override
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public void run() {
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showAllAppsCling();
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}
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});
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}
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}
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void showAllAppsCling() {
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if (!mHasShownAllAppsCling && isDataReady()) {
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mHasShownAllAppsCling = true;
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// Calculate the position for the cling punch through
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int[] offset = new int[2];
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int[] pos = mWidgetSpacingLayout.estimateCellPosition(mClingFocusedX, mClingFocusedY);
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mLauncher.getDragLayer().getLocationInDragLayer(this, offset);
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// PagedViews are centered horizontally but top aligned
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// Note we have to shift the items up now that Launcher sits under the status bar
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pos[0] += (getMeasuredWidth() - mWidgetSpacingLayout.getMeasuredWidth()) / 2 +
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offset[0];
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pos[1] += offset[1] - mLauncher.getDragLayer().getPaddingTop();
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}
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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int width = MeasureSpec.getSize(widthMeasureSpec);
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int height = MeasureSpec.getSize(heightMeasureSpec);
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if (!isDataReady()) {
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if ((LauncherAppState.isDisableAllApps() || !mApps.isEmpty()) && !mWidgets.isEmpty()) {
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setDataIsReady();
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setMeasuredDimension(width, height);
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onDataReady(width, height);
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}
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}
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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}
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public void onPackagesUpdated(ArrayList<Object> widgetsAndShortcuts) {
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LauncherAppState app = LauncherAppState.getInstance();
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DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
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// Get the list of widgets and shortcuts
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mWidgets.clear();
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for (Object o : widgetsAndShortcuts) {
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if (o instanceof AppWidgetProviderInfo) {
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AppWidgetProviderInfo widget = (AppWidgetProviderInfo) o;
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if (!app.shouldShowAppOrWidgetProvider(widget.provider)) {
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continue;
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}
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widget.label = widget.label.trim();
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if (widget.minWidth > 0 && widget.minHeight > 0) {
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// Ensure that all widgets we show can be added on a workspace of this size
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int[] spanXY = Launcher.getSpanForWidget(mLauncher, widget);
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int[] minSpanXY = Launcher.getMinSpanForWidget(mLauncher, widget);
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int minSpanX = Math.min(spanXY[0], minSpanXY[0]);
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int minSpanY = Math.min(spanXY[1], minSpanXY[1]);
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if (minSpanX <= (int) grid.numColumns &&
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minSpanY <= (int) grid.numRows) {
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mWidgets.add(widget);
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} else {
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Log.e(TAG, "Widget " + widget.provider + " can not fit on this device (" +
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widget.minWidth + ", " + widget.minHeight + ")");
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}
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} else {
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Log.e(TAG, "Widget " + widget.provider + " has invalid dimensions (" +
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widget.minWidth + ", " + widget.minHeight + ")");
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}
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} else {
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// just add shortcuts
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mWidgets.add(o);
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}
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}
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updatePageCountsAndInvalidateData();
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}
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public void setBulkBind(boolean bulkBind) {
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if (bulkBind) {
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mInBulkBind = true;
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} else {
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mInBulkBind = false;
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if (mNeedToUpdatePageCountsAndInvalidateData) {
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updatePageCountsAndInvalidateData();
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}
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}
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}
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private void updatePageCountsAndInvalidateData() {
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if (mInBulkBind) {
|
|
mNeedToUpdatePageCountsAndInvalidateData = true;
|
|
} else {
|
|
updatePageCounts();
|
|
invalidateOnDataChange();
|
|
mNeedToUpdatePageCountsAndInvalidateData = false;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onClick(View v) {
|
|
// When we have exited all apps or are in transition, disregard clicks
|
|
if (!mLauncher.isAllAppsVisible() ||
|
|
mLauncher.getWorkspace().isSwitchingState()) return;
|
|
|
|
if (v instanceof PagedViewIcon) {
|
|
// Animate some feedback to the click
|
|
final AppInfo appInfo = (AppInfo) v.getTag();
|
|
|
|
// Lock the drawable state to pressed until we return to Launcher
|
|
if (mPressedIcon != null) {
|
|
mPressedIcon.lockDrawableState();
|
|
}
|
|
mLauncher.startActivitySafely(v, appInfo.intent, appInfo);
|
|
mLauncher.getStats().recordLaunch(appInfo.intent);
|
|
} else if (v instanceof PagedViewWidget) {
|
|
// Let the user know that they have to long press to add a widget
|
|
if (mWidgetInstructionToast != null) {
|
|
mWidgetInstructionToast.cancel();
|
|
}
|
|
mWidgetInstructionToast = Toast.makeText(getContext(),R.string.long_press_widget_to_add,
|
|
Toast.LENGTH_SHORT);
|
|
mWidgetInstructionToast.show();
|
|
|
|
// Create a little animation to show that the widget can move
|
|
float offsetY = getResources().getDimensionPixelSize(R.dimen.dragViewOffsetY);
|
|
final ImageView p = (ImageView) v.findViewById(R.id.widget_preview);
|
|
AnimatorSet bounce = LauncherAnimUtils.createAnimatorSet();
|
|
ValueAnimator tyuAnim = LauncherAnimUtils.ofFloat(p, "translationY", offsetY);
|
|
tyuAnim.setDuration(125);
|
|
ValueAnimator tydAnim = LauncherAnimUtils.ofFloat(p, "translationY", 0f);
|
|
tydAnim.setDuration(100);
|
|
bounce.play(tyuAnim).before(tydAnim);
|
|
bounce.setInterpolator(new AccelerateInterpolator());
|
|
bounce.start();
|
|
}
|
|
}
|
|
|
|
public boolean onKey(View v, int keyCode, KeyEvent event) {
|
|
return FocusHelper.handleAppsCustomizeKeyEvent(v, keyCode, event);
|
|
}
|
|
|
|
/*
|
|
* PagedViewWithDraggableItems implementation
|
|
*/
|
|
@Override
|
|
protected void determineDraggingStart(android.view.MotionEvent ev) {
|
|
// Disable dragging by pulling an app down for now.
|
|
}
|
|
|
|
private void beginDraggingApplication(View v) {
|
|
mLauncher.getWorkspace().onDragStartedWithItem(v);
|
|
mLauncher.getWorkspace().beginDragShared(v, this);
|
|
}
|
|
|
|
Bundle getDefaultOptionsForWidget(Launcher launcher, PendingAddWidgetInfo info) {
|
|
Bundle options = null;
|
|
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
|
|
AppWidgetResizeFrame.getWidgetSizeRanges(mLauncher, info.spanX, info.spanY, mTmpRect);
|
|
Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(mLauncher,
|
|
info.componentName, null);
|
|
|
|
float density = getResources().getDisplayMetrics().density;
|
|
int xPaddingDips = (int) ((padding.left + padding.right) / density);
|
|
int yPaddingDips = (int) ((padding.top + padding.bottom) / density);
|
|
|
|
options = new Bundle();
|
|
options.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_WIDTH,
|
|
mTmpRect.left - xPaddingDips);
|
|
options.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_HEIGHT,
|
|
mTmpRect.top - yPaddingDips);
|
|
options.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_WIDTH,
|
|
mTmpRect.right - xPaddingDips);
|
|
options.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_HEIGHT,
|
|
mTmpRect.bottom - yPaddingDips);
|
|
}
|
|
return options;
|
|
}
|
|
|
|
private void preloadWidget(final PendingAddWidgetInfo info) {
|
|
final AppWidgetProviderInfo pInfo = info.info;
|
|
final Bundle options = getDefaultOptionsForWidget(mLauncher, info);
|
|
|
|
if (pInfo.configure != null) {
|
|
info.bindOptions = options;
|
|
return;
|
|
}
|
|
|
|
mWidgetCleanupState = WIDGET_PRELOAD_PENDING;
|
|
mBindWidgetRunnable = new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
mWidgetLoadingId = mLauncher.getAppWidgetHost().allocateAppWidgetId();
|
|
// Options will be null for platforms with JB or lower, so this serves as an
|
|
// SDK level check.
|
|
if (options == null) {
|
|
if (AppWidgetManager.getInstance(mLauncher).bindAppWidgetIdIfAllowed(
|
|
mWidgetLoadingId, info.componentName)) {
|
|
mWidgetCleanupState = WIDGET_BOUND;
|
|
}
|
|
} else {
|
|
if (AppWidgetManager.getInstance(mLauncher).bindAppWidgetIdIfAllowed(
|
|
mWidgetLoadingId, info.componentName, options)) {
|
|
mWidgetCleanupState = WIDGET_BOUND;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
post(mBindWidgetRunnable);
|
|
|
|
mInflateWidgetRunnable = new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
if (mWidgetCleanupState != WIDGET_BOUND) {
|
|
return;
|
|
}
|
|
AppWidgetHostView hostView = mLauncher.
|
|
getAppWidgetHost().createView(getContext(), mWidgetLoadingId, pInfo);
|
|
info.boundWidget = hostView;
|
|
mWidgetCleanupState = WIDGET_INFLATED;
|
|
hostView.setVisibility(INVISIBLE);
|
|
int[] unScaledSize = mLauncher.getWorkspace().estimateItemSize(info.spanX,
|
|
info.spanY, info, false);
|
|
|
|
// We want the first widget layout to be the correct size. This will be important
|
|
// for width size reporting to the AppWidgetManager.
|
|
DragLayer.LayoutParams lp = new DragLayer.LayoutParams(unScaledSize[0],
|
|
unScaledSize[1]);
|
|
lp.x = lp.y = 0;
|
|
lp.customPosition = true;
|
|
hostView.setLayoutParams(lp);
|
|
mLauncher.getDragLayer().addView(hostView);
|
|
}
|
|
};
|
|
post(mInflateWidgetRunnable);
|
|
}
|
|
|
|
@Override
|
|
public void onShortPress(View v) {
|
|
// We are anticipating a long press, and we use this time to load bind and instantiate
|
|
// the widget. This will need to be cleaned up if it turns out no long press occurs.
|
|
if (mCreateWidgetInfo != null) {
|
|
// Just in case the cleanup process wasn't properly executed. This shouldn't happen.
|
|
cleanupWidgetPreloading(false);
|
|
}
|
|
mCreateWidgetInfo = new PendingAddWidgetInfo((PendingAddWidgetInfo) v.getTag());
|
|
preloadWidget(mCreateWidgetInfo);
|
|
}
|
|
|
|
private void cleanupWidgetPreloading(boolean widgetWasAdded) {
|
|
if (!widgetWasAdded) {
|
|
// If the widget was not added, we may need to do further cleanup.
|
|
PendingAddWidgetInfo info = mCreateWidgetInfo;
|
|
mCreateWidgetInfo = null;
|
|
|
|
if (mWidgetCleanupState == WIDGET_PRELOAD_PENDING) {
|
|
// We never did any preloading, so just remove pending callbacks to do so
|
|
removeCallbacks(mBindWidgetRunnable);
|
|
removeCallbacks(mInflateWidgetRunnable);
|
|
} else if (mWidgetCleanupState == WIDGET_BOUND) {
|
|
// Delete the widget id which was allocated
|
|
if (mWidgetLoadingId != -1) {
|
|
mLauncher.getAppWidgetHost().deleteAppWidgetId(mWidgetLoadingId);
|
|
}
|
|
|
|
// We never got around to inflating the widget, so remove the callback to do so.
|
|
removeCallbacks(mInflateWidgetRunnable);
|
|
} else if (mWidgetCleanupState == WIDGET_INFLATED) {
|
|
// Delete the widget id which was allocated
|
|
if (mWidgetLoadingId != -1) {
|
|
mLauncher.getAppWidgetHost().deleteAppWidgetId(mWidgetLoadingId);
|
|
}
|
|
|
|
// The widget was inflated and added to the DragLayer -- remove it.
|
|
AppWidgetHostView widget = info.boundWidget;
|
|
mLauncher.getDragLayer().removeView(widget);
|
|
}
|
|
}
|
|
mWidgetCleanupState = WIDGET_NO_CLEANUP_REQUIRED;
|
|
mWidgetLoadingId = -1;
|
|
mCreateWidgetInfo = null;
|
|
PagedViewWidget.resetShortPressTarget();
|
|
}
|
|
|
|
@Override
|
|
public void cleanUpShortPress(View v) {
|
|
if (!mDraggingWidget) {
|
|
cleanupWidgetPreloading(false);
|
|
}
|
|
}
|
|
|
|
private boolean beginDraggingWidget(View v) {
|
|
mDraggingWidget = true;
|
|
// Get the widget preview as the drag representation
|
|
ImageView image = (ImageView) v.findViewById(R.id.widget_preview);
|
|
PendingAddItemInfo createItemInfo = (PendingAddItemInfo) v.getTag();
|
|
|
|
// If the ImageView doesn't have a drawable yet, the widget preview hasn't been loaded and
|
|
// we abort the drag.
|
|
if (image.getDrawable() == null) {
|
|
mDraggingWidget = false;
|
|
return false;
|
|
}
|
|
|
|
// Compose the drag image
|
|
Bitmap preview;
|
|
Bitmap outline;
|
|
float scale = 1f;
|
|
Point previewPadding = null;
|
|
|
|
if (createItemInfo instanceof PendingAddWidgetInfo) {
|
|
// This can happen in some weird cases involving multi-touch. We can't start dragging
|
|
// the widget if this is null, so we break out.
|
|
if (mCreateWidgetInfo == null) {
|
|
return false;
|
|
}
|
|
|
|
PendingAddWidgetInfo createWidgetInfo = mCreateWidgetInfo;
|
|
createItemInfo = createWidgetInfo;
|
|
int spanX = createItemInfo.spanX;
|
|
int spanY = createItemInfo.spanY;
|
|
int[] size = mLauncher.getWorkspace().estimateItemSize(spanX, spanY,
|
|
createWidgetInfo, true);
|
|
|
|
FastBitmapDrawable previewDrawable = (FastBitmapDrawable) image.getDrawable();
|
|
float minScale = 1.25f;
|
|
int maxWidth, maxHeight;
|
|
maxWidth = Math.min((int) (previewDrawable.getIntrinsicWidth() * minScale), size[0]);
|
|
maxHeight = Math.min((int) (previewDrawable.getIntrinsicHeight() * minScale), size[1]);
|
|
|
|
int[] previewSizeBeforeScale = new int[1];
|
|
|
|
preview = getWidgetPreviewLoader().generateWidgetPreview(createWidgetInfo.componentName,
|
|
createWidgetInfo.previewImage, createWidgetInfo.icon, spanX, spanY,
|
|
maxWidth, maxHeight, null, previewSizeBeforeScale);
|
|
|
|
// Compare the size of the drag preview to the preview in the AppsCustomize tray
|
|
int previewWidthInAppsCustomize = Math.min(previewSizeBeforeScale[0],
|
|
getWidgetPreviewLoader().maxWidthForWidgetPreview(spanX));
|
|
scale = previewWidthInAppsCustomize / (float) preview.getWidth();
|
|
|
|
// The bitmap in the AppsCustomize tray is always the the same size, so there
|
|
// might be extra pixels around the preview itself - this accounts for that
|
|
if (previewWidthInAppsCustomize < previewDrawable.getIntrinsicWidth()) {
|
|
int padding =
|
|
(previewDrawable.getIntrinsicWidth() - previewWidthInAppsCustomize) / 2;
|
|
previewPadding = new Point(padding, 0);
|
|
}
|
|
} else {
|
|
PendingAddShortcutInfo createShortcutInfo = (PendingAddShortcutInfo) v.getTag();
|
|
Drawable icon = mIconCache.getFullResIcon(createShortcutInfo.shortcutActivityInfo);
|
|
preview = Bitmap.createBitmap(icon.getIntrinsicWidth(),
|
|
icon.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
|
|
|
|
mCanvas.setBitmap(preview);
|
|
mCanvas.save();
|
|
WidgetPreviewLoader.renderDrawableToBitmap(icon, preview, 0, 0,
|
|
icon.getIntrinsicWidth(), icon.getIntrinsicHeight());
|
|
mCanvas.restore();
|
|
mCanvas.setBitmap(null);
|
|
createItemInfo.spanX = createItemInfo.spanY = 1;
|
|
}
|
|
|
|
// Don't clip alpha values for the drag outline if we're using the default widget preview
|
|
boolean clipAlpha = !(createItemInfo instanceof PendingAddWidgetInfo &&
|
|
(((PendingAddWidgetInfo) createItemInfo).previewImage == 0));
|
|
|
|
// Save the preview for the outline generation, then dim the preview
|
|
outline = Bitmap.createScaledBitmap(preview, preview.getWidth(), preview.getHeight(),
|
|
false);
|
|
|
|
// Start the drag
|
|
mLauncher.lockScreenOrientation();
|
|
mLauncher.getWorkspace().onDragStartedWithItem(createItemInfo, outline, clipAlpha);
|
|
mDragController.startDrag(image, preview, this, createItemInfo,
|
|
DragController.DRAG_ACTION_COPY, previewPadding, scale);
|
|
outline.recycle();
|
|
preview.recycle();
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
protected boolean beginDragging(final View v) {
|
|
if (!super.beginDragging(v)) return false;
|
|
|
|
if (v instanceof PagedViewIcon) {
|
|
beginDraggingApplication(v);
|
|
} else if (v instanceof PagedViewWidget) {
|
|
if (!beginDraggingWidget(v)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// We delay entering spring-loaded mode slightly to make sure the UI
|
|
// thready is free of any work.
|
|
postDelayed(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
// We don't enter spring-loaded mode if the drag has been cancelled
|
|
if (mLauncher.getDragController().isDragging()) {
|
|
// Reset the alpha on the dragged icon before we drag
|
|
resetDrawableState();
|
|
|
|
// Go into spring loaded mode (must happen before we startDrag())
|
|
mLauncher.enterSpringLoadedDragMode();
|
|
}
|
|
}
|
|
}, 150);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Clean up after dragging.
|
|
*
|
|
* @param target where the item was dragged to (can be null if the item was flung)
|
|
*/
|
|
private void endDragging(View target, boolean isFlingToDelete, boolean success) {
|
|
if (isFlingToDelete || !success || (target != mLauncher.getWorkspace() &&
|
|
!(target instanceof DeleteDropTarget) && !(target instanceof Folder))) {
|
|
// Exit spring loaded mode if we have not successfully dropped or have not handled the
|
|
// drop in Workspace
|
|
mLauncher.getWorkspace().removeExtraEmptyScreen(true, new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
mLauncher.exitSpringLoadedDragMode();
|
|
mLauncher.unlockScreenOrientation(false);
|
|
}
|
|
});
|
|
} else {
|
|
mLauncher.unlockScreenOrientation(false);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public View getContent() {
|
|
if (getChildCount() > 0) {
|
|
return getChildAt(0);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
@Override
|
|
public void onLauncherTransitionPrepare(Launcher l, boolean animated, boolean toWorkspace) {
|
|
mInTransition = true;
|
|
if (toWorkspace) {
|
|
cancelAllTasks();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void onLauncherTransitionStart(Launcher l, boolean animated, boolean toWorkspace) {
|
|
}
|
|
|
|
@Override
|
|
public void onLauncherTransitionStep(Launcher l, float t) {
|
|
}
|
|
|
|
@Override
|
|
public void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace) {
|
|
mInTransition = false;
|
|
for (AsyncTaskPageData d : mDeferredSyncWidgetPageItems) {
|
|
onSyncWidgetPageItems(d, false);
|
|
}
|
|
mDeferredSyncWidgetPageItems.clear();
|
|
for (Runnable r : mDeferredPrepareLoadWidgetPreviewsTasks) {
|
|
r.run();
|
|
}
|
|
mDeferredPrepareLoadWidgetPreviewsTasks.clear();
|
|
mForceDrawAllChildrenNextFrame = !toWorkspace;
|
|
}
|
|
|
|
@Override
|
|
public void onDropCompleted(View target, DragObject d, boolean isFlingToDelete,
|
|
boolean success) {
|
|
// Return early and wait for onFlingToDeleteCompleted if this was the result of a fling
|
|
if (isFlingToDelete) return;
|
|
|
|
endDragging(target, false, success);
|
|
|
|
// Display an error message if the drag failed due to there not being enough space on the
|
|
// target layout we were dropping on.
|
|
if (!success) {
|
|
boolean showOutOfSpaceMessage = false;
|
|
if (target instanceof Workspace) {
|
|
int currentScreen = mLauncher.getCurrentWorkspaceScreen();
|
|
Workspace workspace = (Workspace) target;
|
|
CellLayout layout = (CellLayout) workspace.getChildAt(currentScreen);
|
|
ItemInfo itemInfo = (ItemInfo) d.dragInfo;
|
|
if (layout != null) {
|
|
layout.calculateSpans(itemInfo);
|
|
showOutOfSpaceMessage =
|
|
!layout.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY);
|
|
}
|
|
}
|
|
if (showOutOfSpaceMessage) {
|
|
mLauncher.showOutOfSpaceMessage(false);
|
|
}
|
|
|
|
d.deferDragViewCleanupPostAnimation = false;
|
|
}
|
|
cleanupWidgetPreloading(success);
|
|
mDraggingWidget = false;
|
|
}
|
|
|
|
@Override
|
|
public void onFlingToDeleteCompleted() {
|
|
// We just dismiss the drag when we fling, so cleanup here
|
|
endDragging(null, true, true);
|
|
cleanupWidgetPreloading(false);
|
|
mDraggingWidget = false;
|
|
}
|
|
|
|
@Override
|
|
public boolean supportsFlingToDelete() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean supportsAppInfoDropTarget() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean supportsDeleteDropTarget() {
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public float getIntrinsicIconScaleFactor() {
|
|
LauncherAppState app = LauncherAppState.getInstance();
|
|
DeviceProfile grid = app.getDynamicGrid().getDeviceProfile();
|
|
return (float) grid.allAppsIconSizePx / grid.iconSizePx;
|
|
}
|
|
|
|
@Override
|
|
protected void onDetachedFromWindow() {
|
|
super.onDetachedFromWindow();
|
|
cancelAllTasks();
|
|
}
|
|
|
|
public void clearAllWidgetPages() {
|
|
cancelAllTasks();
|
|
int count = getChildCount();
|
|
for (int i = 0; i < count; i++) {
|
|
View v = getPageAt(i);
|
|
if (v instanceof PagedViewGridLayout) {
|
|
((PagedViewGridLayout) v).removeAllViewsOnPage();
|
|
mDirtyPageContent.set(i, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void cancelAllTasks() {
|
|
// Clean up all the async tasks
|
|
Iterator<AppsCustomizeAsyncTask> iter = mRunningTasks.iterator();
|
|
while (iter.hasNext()) {
|
|
AppsCustomizeAsyncTask task = (AppsCustomizeAsyncTask) iter.next();
|
|
task.cancel(false);
|
|
iter.remove();
|
|
mDirtyPageContent.set(task.page, true);
|
|
|
|
// We've already preallocated the views for the data to load into, so clear them as well
|
|
View v = getPageAt(task.page);
|
|
if (v instanceof PagedViewGridLayout) {
|
|
((PagedViewGridLayout) v).removeAllViewsOnPage();
|
|
}
|
|
}
|
|
mDeferredSyncWidgetPageItems.clear();
|
|
mDeferredPrepareLoadWidgetPreviewsTasks.clear();
|
|
}
|
|
|
|
public void setContentType(ContentType type) {
|
|
// Widgets appear to be cleared every time you leave, always force invalidate for them
|
|
if (mContentType != type || type == ContentType.Widgets) {
|
|
int page = (mContentType != type) ? 0 : getCurrentPage();
|
|
mContentType = type;
|
|
invalidatePageData(page, true);
|
|
}
|
|
}
|
|
|
|
public ContentType getContentType() {
|
|
return mContentType;
|
|
}
|
|
|
|
protected void snapToPage(int whichPage, int delta, int duration) {
|
|
super.snapToPage(whichPage, delta, duration);
|
|
|
|
// Update the thread priorities given the direction lookahead
|
|
Iterator<AppsCustomizeAsyncTask> iter = mRunningTasks.iterator();
|
|
while (iter.hasNext()) {
|
|
AppsCustomizeAsyncTask task = (AppsCustomizeAsyncTask) iter.next();
|
|
int pageIndex = task.page;
|
|
if ((mNextPage > mCurrentPage && pageIndex >= mCurrentPage) ||
|
|
(mNextPage < mCurrentPage && pageIndex <= mCurrentPage)) {
|
|
task.setThreadPriority(getThreadPriorityForPage(pageIndex));
|
|
} else {
|
|
task.setThreadPriority(Process.THREAD_PRIORITY_LOWEST);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Apps PagedView implementation
|
|
*/
|
|
private void setVisibilityOnChildren(ViewGroup layout, int visibility) {
|
|
int childCount = layout.getChildCount();
|
|
for (int i = 0; i < childCount; ++i) {
|
|
layout.getChildAt(i).setVisibility(visibility);
|
|
}
|
|
}
|
|
private void setupPage(AppsCustomizeCellLayout layout) {
|
|
layout.setGridSize(mCellCountX, mCellCountY);
|
|
|
|
// Note: We force a measure here to get around the fact that when we do layout calculations
|
|
// immediately after syncing, we don't have a proper width. That said, we already know the
|
|
// expected page width, so we can actually optimize by hiding all the TextView-based
|
|
// children that are expensive to measure, and let that happen naturally later.
|
|
setVisibilityOnChildren(layout, View.GONE);
|
|
int widthSpec = MeasureSpec.makeMeasureSpec(mContentWidth, MeasureSpec.AT_MOST);
|
|
int heightSpec = MeasureSpec.makeMeasureSpec(mContentHeight, MeasureSpec.AT_MOST);
|
|
layout.setMinimumWidth(getPageContentWidth());
|
|
layout.measure(widthSpec, heightSpec);
|
|
layout.setPadding(mAllAppsPadding.left, mAllAppsPadding.top, mAllAppsPadding.right,
|
|
mAllAppsPadding.bottom);
|
|
setVisibilityOnChildren(layout, View.VISIBLE);
|
|
}
|
|
|
|
public void syncAppsPageItems(int page, boolean immediate) {
|
|
// ensure that we have the right number of items on the pages
|
|
final boolean isRtl = isLayoutRtl();
|
|
int numCells = mCellCountX * mCellCountY;
|
|
int startIndex = page * numCells;
|
|
int endIndex = Math.min(startIndex + numCells, mApps.size());
|
|
AppsCustomizeCellLayout layout = (AppsCustomizeCellLayout) getPageAt(page);
|
|
|
|
layout.removeAllViewsOnPage();
|
|
ArrayList<Object> items = new ArrayList<Object>();
|
|
ArrayList<Bitmap> images = new ArrayList<Bitmap>();
|
|
for (int i = startIndex; i < endIndex; ++i) {
|
|
AppInfo info = mApps.get(i);
|
|
PagedViewIcon icon = (PagedViewIcon) mLayoutInflater.inflate(
|
|
R.layout.apps_customize_application, layout, false);
|
|
icon.applyFromApplicationInfo(info, true, this);
|
|
icon.setOnClickListener(this);
|
|
icon.setOnLongClickListener(this);
|
|
icon.setOnTouchListener(this);
|
|
icon.setOnKeyListener(this);
|
|
|
|
int index = i - startIndex;
|
|
int x = index % mCellCountX;
|
|
int y = index / mCellCountX;
|
|
if (isRtl) {
|
|
x = mCellCountX - x - 1;
|
|
}
|
|
layout.addViewToCellLayout(icon, -1, i, new CellLayout.LayoutParams(x,y, 1,1), false);
|
|
|
|
items.add(info);
|
|
images.add(info.iconBitmap);
|
|
}
|
|
|
|
enableHwLayersOnVisiblePages();
|
|
}
|
|
|
|
/**
|
|
* A helper to return the priority for loading of the specified widget page.
|
|
*/
|
|
private int getWidgetPageLoadPriority(int page) {
|
|
// If we are snapping to another page, use that index as the target page index
|
|
int toPage = mCurrentPage;
|
|
if (mNextPage > -1) {
|
|
toPage = mNextPage;
|
|
}
|
|
|
|
// We use the distance from the target page as an initial guess of priority, but if there
|
|
// are no pages of higher priority than the page specified, then bump up the priority of
|
|
// the specified page.
|
|
Iterator<AppsCustomizeAsyncTask> iter = mRunningTasks.iterator();
|
|
int minPageDiff = Integer.MAX_VALUE;
|
|
while (iter.hasNext()) {
|
|
AppsCustomizeAsyncTask task = (AppsCustomizeAsyncTask) iter.next();
|
|
minPageDiff = Math.abs(task.page - toPage);
|
|
}
|
|
|
|
int rawPageDiff = Math.abs(page - toPage);
|
|
return rawPageDiff - Math.min(rawPageDiff, minPageDiff);
|
|
}
|
|
/**
|
|
* Return the appropriate thread priority for loading for a given page (we give the current
|
|
* page much higher priority)
|
|
*/
|
|
private int getThreadPriorityForPage(int page) {
|
|
// TODO-APPS_CUSTOMIZE: detect number of cores and set thread priorities accordingly below
|
|
int pageDiff = getWidgetPageLoadPriority(page);
|
|
if (pageDiff <= 0) {
|
|
return Process.THREAD_PRIORITY_LESS_FAVORABLE;
|
|
} else if (pageDiff <= 1) {
|
|
return Process.THREAD_PRIORITY_LOWEST;
|
|
} else {
|
|
return Process.THREAD_PRIORITY_LOWEST;
|
|
}
|
|
}
|
|
private int getSleepForPage(int page) {
|
|
int pageDiff = getWidgetPageLoadPriority(page);
|
|
return Math.max(0, pageDiff * sPageSleepDelay);
|
|
}
|
|
/**
|
|
* Creates and executes a new AsyncTask to load a page of widget previews.
|
|
*/
|
|
private void prepareLoadWidgetPreviewsTask(int page, ArrayList<Object> widgets,
|
|
int cellWidth, int cellHeight, int cellCountX) {
|
|
|
|
// Prune all tasks that are no longer needed
|
|
Iterator<AppsCustomizeAsyncTask> iter = mRunningTasks.iterator();
|
|
while (iter.hasNext()) {
|
|
AppsCustomizeAsyncTask task = (AppsCustomizeAsyncTask) iter.next();
|
|
int taskPage = task.page;
|
|
if (taskPage < getAssociatedLowerPageBound(mCurrentPage) ||
|
|
taskPage > getAssociatedUpperPageBound(mCurrentPage)) {
|
|
task.cancel(false);
|
|
iter.remove();
|
|
} else {
|
|
task.setThreadPriority(getThreadPriorityForPage(taskPage));
|
|
}
|
|
}
|
|
|
|
// We introduce a slight delay to order the loading of side pages so that we don't thrash
|
|
final int sleepMs = getSleepForPage(page);
|
|
AsyncTaskPageData pageData = new AsyncTaskPageData(page, widgets, cellWidth, cellHeight,
|
|
new AsyncTaskCallback() {
|
|
@Override
|
|
public void run(AppsCustomizeAsyncTask task, AsyncTaskPageData data) {
|
|
try {
|
|
try {
|
|
Thread.sleep(sleepMs);
|
|
} catch (Exception e) {}
|
|
loadWidgetPreviewsInBackground(task, data);
|
|
} finally {
|
|
if (task.isCancelled()) {
|
|
data.cleanup(true);
|
|
}
|
|
}
|
|
}
|
|
},
|
|
new AsyncTaskCallback() {
|
|
@Override
|
|
public void run(AppsCustomizeAsyncTask task, AsyncTaskPageData data) {
|
|
mRunningTasks.remove(task);
|
|
if (task.isCancelled()) return;
|
|
// do cleanup inside onSyncWidgetPageItems
|
|
onSyncWidgetPageItems(data, false);
|
|
}
|
|
}, getWidgetPreviewLoader());
|
|
|
|
// Ensure that the task is appropriately prioritized and runs in parallel
|
|
AppsCustomizeAsyncTask t = new AppsCustomizeAsyncTask(page,
|
|
AsyncTaskPageData.Type.LoadWidgetPreviewData);
|
|
t.setThreadPriority(getThreadPriorityForPage(page));
|
|
t.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, pageData);
|
|
mRunningTasks.add(t);
|
|
}
|
|
|
|
/*
|
|
* Widgets PagedView implementation
|
|
*/
|
|
private void setupPage(PagedViewGridLayout layout) {
|
|
// Note: We force a measure here to get around the fact that when we do layout calculations
|
|
// immediately after syncing, we don't have a proper width.
|
|
int widthSpec = MeasureSpec.makeMeasureSpec(mContentWidth, MeasureSpec.AT_MOST);
|
|
int heightSpec = MeasureSpec.makeMeasureSpec(mContentHeight, MeasureSpec.AT_MOST);
|
|
layout.setMinimumWidth(getPageContentWidth());
|
|
layout.measure(widthSpec, heightSpec);
|
|
}
|
|
|
|
public void syncWidgetPageItems(final int page, final boolean immediate) {
|
|
int numItemsPerPage = mWidgetCountX * mWidgetCountY;
|
|
|
|
// Calculate the dimensions of each cell we are giving to each widget
|
|
final ArrayList<Object> items = new ArrayList<Object>();
|
|
int contentWidth = mContentWidth;
|
|
final int cellWidth = ((contentWidth - mPageLayoutPaddingLeft - mPageLayoutPaddingRight
|
|
- ((mWidgetCountX - 1) * mWidgetWidthGap)) / mWidgetCountX);
|
|
int contentHeight = mContentHeight;
|
|
final int cellHeight = ((contentHeight - mPageLayoutPaddingTop - mPageLayoutPaddingBottom
|
|
- ((mWidgetCountY - 1) * mWidgetHeightGap)) / mWidgetCountY);
|
|
|
|
// Prepare the set of widgets to load previews for in the background
|
|
int offset = page * numItemsPerPage;
|
|
for (int i = offset; i < Math.min(offset + numItemsPerPage, mWidgets.size()); ++i) {
|
|
items.add(mWidgets.get(i));
|
|
}
|
|
|
|
// Prepopulate the pages with the other widget info, and fill in the previews later
|
|
final PagedViewGridLayout layout = (PagedViewGridLayout) getPageAt(page);
|
|
layout.setColumnCount(layout.getCellCountX());
|
|
for (int i = 0; i < items.size(); ++i) {
|
|
Object rawInfo = items.get(i);
|
|
PendingAddItemInfo createItemInfo = null;
|
|
PagedViewWidget widget = (PagedViewWidget) mLayoutInflater.inflate(
|
|
R.layout.apps_customize_widget, layout, false);
|
|
if (rawInfo instanceof AppWidgetProviderInfo) {
|
|
// Fill in the widget information
|
|
AppWidgetProviderInfo info = (AppWidgetProviderInfo) rawInfo;
|
|
createItemInfo = new PendingAddWidgetInfo(info, null, null);
|
|
|
|
// Determine the widget spans and min resize spans.
|
|
int[] spanXY = Launcher.getSpanForWidget(mLauncher, info);
|
|
createItemInfo.spanX = spanXY[0];
|
|
createItemInfo.spanY = spanXY[1];
|
|
int[] minSpanXY = Launcher.getMinSpanForWidget(mLauncher, info);
|
|
createItemInfo.minSpanX = minSpanXY[0];
|
|
createItemInfo.minSpanY = minSpanXY[1];
|
|
|
|
widget.applyFromAppWidgetProviderInfo(info, -1, spanXY, getWidgetPreviewLoader());
|
|
widget.setTag(createItemInfo);
|
|
widget.setShortPressListener(this);
|
|
} else if (rawInfo instanceof ResolveInfo) {
|
|
// Fill in the shortcuts information
|
|
ResolveInfo info = (ResolveInfo) rawInfo;
|
|
createItemInfo = new PendingAddShortcutInfo(info.activityInfo);
|
|
createItemInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
|
|
createItemInfo.componentName = new ComponentName(info.activityInfo.packageName,
|
|
info.activityInfo.name);
|
|
widget.applyFromResolveInfo(mPackageManager, info, getWidgetPreviewLoader());
|
|
widget.setTag(createItemInfo);
|
|
}
|
|
widget.setOnClickListener(this);
|
|
widget.setOnLongClickListener(this);
|
|
widget.setOnTouchListener(this);
|
|
widget.setOnKeyListener(this);
|
|
|
|
// Layout each widget
|
|
int ix = i % mWidgetCountX;
|
|
int iy = i / mWidgetCountX;
|
|
GridLayout.LayoutParams lp = new GridLayout.LayoutParams(
|
|
GridLayout.spec(iy, GridLayout.START),
|
|
GridLayout.spec(ix, GridLayout.TOP));
|
|
lp.width = cellWidth;
|
|
lp.height = cellHeight;
|
|
lp.setGravity(Gravity.TOP | Gravity.START);
|
|
if (ix > 0) lp.leftMargin = mWidgetWidthGap;
|
|
if (iy > 0) lp.topMargin = mWidgetHeightGap;
|
|
layout.addView(widget, lp);
|
|
}
|
|
|
|
// wait until a call on onLayout to start loading, because
|
|
// PagedViewWidget.getPreviewSize() will return 0 if it hasn't been laid out
|
|
// TODO: can we do a measure/layout immediately?
|
|
layout.setOnLayoutListener(new Runnable() {
|
|
public void run() {
|
|
// Load the widget previews
|
|
int maxPreviewWidth = cellWidth;
|
|
int maxPreviewHeight = cellHeight;
|
|
if (layout.getChildCount() > 0) {
|
|
PagedViewWidget w = (PagedViewWidget) layout.getChildAt(0);
|
|
int[] maxSize = w.getPreviewSize();
|
|
maxPreviewWidth = maxSize[0];
|
|
maxPreviewHeight = maxSize[1];
|
|
}
|
|
|
|
getWidgetPreviewLoader().setPreviewSize(
|
|
maxPreviewWidth, maxPreviewHeight, mWidgetSpacingLayout);
|
|
if (immediate) {
|
|
AsyncTaskPageData data = new AsyncTaskPageData(page, items,
|
|
maxPreviewWidth, maxPreviewHeight, null, null, getWidgetPreviewLoader());
|
|
loadWidgetPreviewsInBackground(null, data);
|
|
onSyncWidgetPageItems(data, immediate);
|
|
} else {
|
|
if (mInTransition) {
|
|
mDeferredPrepareLoadWidgetPreviewsTasks.add(this);
|
|
} else {
|
|
prepareLoadWidgetPreviewsTask(page, items,
|
|
maxPreviewWidth, maxPreviewHeight, mWidgetCountX);
|
|
}
|
|
}
|
|
layout.setOnLayoutListener(null);
|
|
}
|
|
});
|
|
}
|
|
private void loadWidgetPreviewsInBackground(AppsCustomizeAsyncTask task,
|
|
AsyncTaskPageData data) {
|
|
// loadWidgetPreviewsInBackground can be called without a task to load a set of widget
|
|
// previews synchronously
|
|
if (task != null) {
|
|
// Ensure that this task starts running at the correct priority
|
|
task.syncThreadPriority();
|
|
}
|
|
|
|
// Load each of the widget/shortcut previews
|
|
ArrayList<Object> items = data.items;
|
|
ArrayList<Bitmap> images = data.generatedImages;
|
|
int count = items.size();
|
|
for (int i = 0; i < count; ++i) {
|
|
if (task != null) {
|
|
// Ensure we haven't been cancelled yet
|
|
if (task.isCancelled()) break;
|
|
// Before work on each item, ensure that this task is running at the correct
|
|
// priority
|
|
task.syncThreadPriority();
|
|
}
|
|
|
|
images.add(getWidgetPreviewLoader().getPreview(items.get(i)));
|
|
}
|
|
}
|
|
|
|
private void onSyncWidgetPageItems(AsyncTaskPageData data, boolean immediatelySyncItems) {
|
|
if (!immediatelySyncItems && mInTransition) {
|
|
mDeferredSyncWidgetPageItems.add(data);
|
|
return;
|
|
}
|
|
try {
|
|
int page = data.page;
|
|
PagedViewGridLayout layout = (PagedViewGridLayout) getPageAt(page);
|
|
|
|
ArrayList<Object> items = data.items;
|
|
int count = items.size();
|
|
for (int i = 0; i < count; ++i) {
|
|
PagedViewWidget widget = (PagedViewWidget) layout.getChildAt(i);
|
|
if (widget != null) {
|
|
Bitmap preview = data.generatedImages.get(i);
|
|
widget.applyPreview(new FastBitmapDrawable(preview), i);
|
|
}
|
|
}
|
|
|
|
enableHwLayersOnVisiblePages();
|
|
|
|
// Update all thread priorities
|
|
Iterator<AppsCustomizeAsyncTask> iter = mRunningTasks.iterator();
|
|
while (iter.hasNext()) {
|
|
AppsCustomizeAsyncTask task = (AppsCustomizeAsyncTask) iter.next();
|
|
int pageIndex = task.page;
|
|
task.setThreadPriority(getThreadPriorityForPage(pageIndex));
|
|
}
|
|
} finally {
|
|
data.cleanup(false);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void syncPages() {
|
|
disablePagedViewAnimations();
|
|
|
|
removeAllViews();
|
|
cancelAllTasks();
|
|
|
|
Context context = getContext();
|
|
if (mContentType == ContentType.Applications) {
|
|
for (int i = 0; i < mNumAppsPages; ++i) {
|
|
AppsCustomizeCellLayout layout = new AppsCustomizeCellLayout(context);
|
|
setupPage(layout);
|
|
addView(layout, new PagedView.LayoutParams(LayoutParams.MATCH_PARENT,
|
|
LayoutParams.MATCH_PARENT));
|
|
}
|
|
} else if (mContentType == ContentType.Widgets) {
|
|
for (int j = 0; j < mNumWidgetPages; ++j) {
|
|
PagedViewGridLayout layout = new PagedViewGridLayout(context, mWidgetCountX,
|
|
mWidgetCountY);
|
|
setupPage(layout);
|
|
addView(layout, new PagedView.LayoutParams(LayoutParams.MATCH_PARENT,
|
|
LayoutParams.MATCH_PARENT));
|
|
}
|
|
} else {
|
|
throw new RuntimeException("Invalid ContentType");
|
|
}
|
|
|
|
enablePagedViewAnimations();
|
|
}
|
|
|
|
@Override
|
|
public void syncPageItems(int page, boolean immediate) {
|
|
if (mContentType == ContentType.Widgets) {
|
|
syncWidgetPageItems(page, immediate);
|
|
} else {
|
|
syncAppsPageItems(page, immediate);
|
|
}
|
|
}
|
|
|
|
// We want our pages to be z-ordered such that the further a page is to the left, the higher
|
|
// it is in the z-order. This is important to insure touch events are handled correctly.
|
|
View getPageAt(int index) {
|
|
return getChildAt(indexToPage(index));
|
|
}
|
|
|
|
@Override
|
|
protected int indexToPage(int index) {
|
|
return getChildCount() - index - 1;
|
|
}
|
|
|
|
// In apps customize, we have a scrolling effect which emulates pulling cards off of a stack.
|
|
@Override
|
|
protected void screenScrolled(int screenCenter) {
|
|
final boolean isRtl = isLayoutRtl();
|
|
super.screenScrolled(screenCenter);
|
|
|
|
for (int i = 0; i < getChildCount(); i++) {
|
|
View v = getPageAt(i);
|
|
if (v != null) {
|
|
float scrollProgress = getScrollProgress(screenCenter, v, i);
|
|
|
|
float interpolatedProgress;
|
|
float translationX;
|
|
float maxScrollProgress = Math.max(0, scrollProgress);
|
|
float minScrollProgress = Math.min(0, scrollProgress);
|
|
|
|
if (isRtl) {
|
|
translationX = maxScrollProgress * v.getMeasuredWidth();
|
|
interpolatedProgress = mZInterpolator.getInterpolation(Math.abs(maxScrollProgress));
|
|
} else {
|
|
translationX = minScrollProgress * v.getMeasuredWidth();
|
|
interpolatedProgress = mZInterpolator.getInterpolation(Math.abs(minScrollProgress));
|
|
}
|
|
float scale = (1 - interpolatedProgress) +
|
|
interpolatedProgress * TRANSITION_SCALE_FACTOR;
|
|
|
|
float alpha;
|
|
if (isRtl && (scrollProgress > 0)) {
|
|
alpha = mAlphaInterpolator.getInterpolation(1 - Math.abs(maxScrollProgress));
|
|
} else if (!isRtl && (scrollProgress < 0)) {
|
|
alpha = mAlphaInterpolator.getInterpolation(1 - Math.abs(scrollProgress));
|
|
} else {
|
|
// On large screens we need to fade the page as it nears its leftmost position
|
|
alpha = mLeftScreenAlphaInterpolator.getInterpolation(1 - scrollProgress);
|
|
}
|
|
|
|
v.setCameraDistance(mDensity * CAMERA_DISTANCE);
|
|
int pageWidth = v.getMeasuredWidth();
|
|
int pageHeight = v.getMeasuredHeight();
|
|
|
|
if (PERFORM_OVERSCROLL_ROTATION) {
|
|
float xPivot = isRtl ? 1f - TRANSITION_PIVOT : TRANSITION_PIVOT;
|
|
boolean isOverscrollingFirstPage = isRtl ? scrollProgress > 0 : scrollProgress < 0;
|
|
boolean isOverscrollingLastPage = isRtl ? scrollProgress < 0 : scrollProgress > 0;
|
|
|
|
if (i == 0 && isOverscrollingFirstPage) {
|
|
// Overscroll to the left
|
|
v.setPivotX(xPivot * pageWidth);
|
|
v.setRotationY(-TRANSITION_MAX_ROTATION * scrollProgress);
|
|
scale = 1.0f;
|
|
alpha = 1.0f;
|
|
// On the first page, we don't want the page to have any lateral motion
|
|
translationX = 0;
|
|
} else if (i == getChildCount() - 1 && isOverscrollingLastPage) {
|
|
// Overscroll to the right
|
|
v.setPivotX((1 - xPivot) * pageWidth);
|
|
v.setRotationY(-TRANSITION_MAX_ROTATION * scrollProgress);
|
|
scale = 1.0f;
|
|
alpha = 1.0f;
|
|
// On the last page, we don't want the page to have any lateral motion.
|
|
translationX = 0;
|
|
} else {
|
|
v.setPivotY(pageHeight / 2.0f);
|
|
v.setPivotX(pageWidth / 2.0f);
|
|
v.setRotationY(0f);
|
|
}
|
|
}
|
|
|
|
v.setTranslationX(translationX);
|
|
v.setScaleX(scale);
|
|
v.setScaleY(scale);
|
|
v.setAlpha(alpha);
|
|
|
|
// If the view has 0 alpha, we set it to be invisible so as to prevent
|
|
// it from accepting touches
|
|
if (alpha == 0) {
|
|
v.setVisibility(INVISIBLE);
|
|
} else if (v.getVisibility() != VISIBLE) {
|
|
v.setVisibility(VISIBLE);
|
|
}
|
|
}
|
|
}
|
|
|
|
enableHwLayersOnVisiblePages();
|
|
}
|
|
|
|
private void enableHwLayersOnVisiblePages() {
|
|
final int screenCount = getChildCount();
|
|
|
|
getVisiblePages(mTempVisiblePagesRange);
|
|
int leftScreen = mTempVisiblePagesRange[0];
|
|
int rightScreen = mTempVisiblePagesRange[1];
|
|
int forceDrawScreen = -1;
|
|
if (leftScreen == rightScreen) {
|
|
// make sure we're caching at least two pages always
|
|
if (rightScreen < screenCount - 1) {
|
|
rightScreen++;
|
|
forceDrawScreen = rightScreen;
|
|
} else if (leftScreen > 0) {
|
|
leftScreen--;
|
|
forceDrawScreen = leftScreen;
|
|
}
|
|
} else {
|
|
forceDrawScreen = leftScreen + 1;
|
|
}
|
|
|
|
for (int i = 0; i < screenCount; i++) {
|
|
final View layout = (View) getPageAt(i);
|
|
if (!(leftScreen <= i && i <= rightScreen &&
|
|
(i == forceDrawScreen || shouldDrawChild(layout)))) {
|
|
layout.setLayerType(LAYER_TYPE_NONE, null);
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < screenCount; i++) {
|
|
final View layout = (View) getPageAt(i);
|
|
|
|
if (leftScreen <= i && i <= rightScreen &&
|
|
(i == forceDrawScreen || shouldDrawChild(layout))) {
|
|
if (layout.getLayerType() != LAYER_TYPE_HARDWARE) {
|
|
layout.setLayerType(LAYER_TYPE_HARDWARE, null);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
protected void overScroll(float amount) {
|
|
acceleratedOverScroll(amount);
|
|
}
|
|
|
|
/**
|
|
* Used by the parent to get the content width to set the tab bar to
|
|
* @return
|
|
*/
|
|
public int getPageContentWidth() {
|
|
return mContentWidth;
|
|
}
|
|
|
|
@Override
|
|
protected void onPageEndMoving() {
|
|
super.onPageEndMoving();
|
|
mForceDrawAllChildrenNextFrame = true;
|
|
// We reset the save index when we change pages so that it will be recalculated on next
|
|
// rotation
|
|
mSaveInstanceStateItemIndex = -1;
|
|
}
|
|
|
|
/*
|
|
* AllAppsView implementation
|
|
*/
|
|
public void setup(Launcher launcher, DragController dragController) {
|
|
mLauncher = launcher;
|
|
mDragController = dragController;
|
|
}
|
|
|
|
/**
|
|
* We should call thise method whenever the core data changes (mApps, mWidgets) so that we can
|
|
* appropriately determine when to invalidate the PagedView page data. In cases where the data
|
|
* has yet to be set, we can requestLayout() and wait for onDataReady() to be called in the
|
|
* next onMeasure() pass, which will trigger an invalidatePageData() itself.
|
|
*/
|
|
private void invalidateOnDataChange() {
|
|
if (!isDataReady()) {
|
|
// The next layout pass will trigger data-ready if both widgets and apps are set, so
|
|
// request a layout to trigger the page data when ready.
|
|
requestLayout();
|
|
} else {
|
|
cancelAllTasks();
|
|
invalidatePageData();
|
|
}
|
|
}
|
|
|
|
public void setApps(ArrayList<AppInfo> list) {
|
|
if (!LauncherAppState.isDisableAllApps()) {
|
|
mApps = list;
|
|
Collections.sort(mApps, LauncherModel.getAppNameComparator());
|
|
updatePageCountsAndInvalidateData();
|
|
}
|
|
}
|
|
private void addAppsWithoutInvalidate(ArrayList<AppInfo> list) {
|
|
// We add it in place, in alphabetical order
|
|
int count = list.size();
|
|
for (int i = 0; i < count; ++i) {
|
|
AppInfo info = list.get(i);
|
|
int index = Collections.binarySearch(mApps, info, LauncherModel.getAppNameComparator());
|
|
if (index < 0) {
|
|
mApps.add(-(index + 1), info);
|
|
}
|
|
}
|
|
}
|
|
public void addApps(ArrayList<AppInfo> list) {
|
|
if (!LauncherAppState.isDisableAllApps()) {
|
|
addAppsWithoutInvalidate(list);
|
|
updatePageCountsAndInvalidateData();
|
|
}
|
|
}
|
|
private int findAppByComponent(List<AppInfo> list, AppInfo item) {
|
|
ComponentName removeComponent = item.intent.getComponent();
|
|
int length = list.size();
|
|
for (int i = 0; i < length; ++i) {
|
|
AppInfo info = list.get(i);
|
|
if (info.intent.getComponent().equals(removeComponent)) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
private void removeAppsWithoutInvalidate(ArrayList<AppInfo> list) {
|
|
// loop through all the apps and remove apps that have the same component
|
|
int length = list.size();
|
|
for (int i = 0; i < length; ++i) {
|
|
AppInfo info = list.get(i);
|
|
int removeIndex = findAppByComponent(mApps, info);
|
|
if (removeIndex > -1) {
|
|
mApps.remove(removeIndex);
|
|
}
|
|
}
|
|
}
|
|
public void removeApps(ArrayList<AppInfo> appInfos) {
|
|
if (!LauncherAppState.isDisableAllApps()) {
|
|
removeAppsWithoutInvalidate(appInfos);
|
|
updatePageCountsAndInvalidateData();
|
|
}
|
|
}
|
|
public void updateApps(ArrayList<AppInfo> list) {
|
|
// We remove and re-add the updated applications list because it's properties may have
|
|
// changed (ie. the title), and this will ensure that the items will be in their proper
|
|
// place in the list.
|
|
if (!LauncherAppState.isDisableAllApps()) {
|
|
removeAppsWithoutInvalidate(list);
|
|
addAppsWithoutInvalidate(list);
|
|
updatePageCountsAndInvalidateData();
|
|
}
|
|
}
|
|
|
|
public void reset() {
|
|
// If we have reset, then we should not continue to restore the previous state
|
|
mSaveInstanceStateItemIndex = -1;
|
|
|
|
AppsCustomizeTabHost tabHost = getTabHost();
|
|
String tag = tabHost.getCurrentTabTag();
|
|
if (tag != null) {
|
|
if (!tag.equals(tabHost.getTabTagForContentType(ContentType.Applications))) {
|
|
tabHost.setCurrentTabFromContent(ContentType.Applications);
|
|
}
|
|
}
|
|
|
|
if (mCurrentPage != 0) {
|
|
invalidatePageData(0);
|
|
}
|
|
}
|
|
|
|
private AppsCustomizeTabHost getTabHost() {
|
|
return (AppsCustomizeTabHost) mLauncher.findViewById(R.id.apps_customize_pane);
|
|
}
|
|
|
|
public void dumpState() {
|
|
// TODO: Dump information related to current list of Applications, Widgets, etc.
|
|
AppInfo.dumpApplicationInfoList(TAG, "mApps", mApps);
|
|
dumpAppWidgetProviderInfoList(TAG, "mWidgets", mWidgets);
|
|
}
|
|
|
|
private void dumpAppWidgetProviderInfoList(String tag, String label,
|
|
ArrayList<Object> list) {
|
|
Log.d(tag, label + " size=" + list.size());
|
|
for (Object i: list) {
|
|
if (i instanceof AppWidgetProviderInfo) {
|
|
AppWidgetProviderInfo info = (AppWidgetProviderInfo) i;
|
|
Log.d(tag, " label=\"" + info.label + "\" previewImage=" + info.previewImage
|
|
+ " resizeMode=" + info.resizeMode + " configure=" + info.configure
|
|
+ " initialLayout=" + info.initialLayout
|
|
+ " minWidth=" + info.minWidth + " minHeight=" + info.minHeight);
|
|
} else if (i instanceof ResolveInfo) {
|
|
ResolveInfo info = (ResolveInfo) i;
|
|
Log.d(tag, " label=\"" + info.loadLabel(mPackageManager) + "\" icon="
|
|
+ info.icon);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void surrender() {
|
|
// TODO: If we are in the middle of any process (ie. for holographic outlines, etc) we
|
|
// should stop this now.
|
|
|
|
// Stop all background tasks
|
|
cancelAllTasks();
|
|
}
|
|
|
|
@Override
|
|
public void iconPressed(PagedViewIcon icon) {
|
|
// Reset the previously pressed icon and store a reference to the pressed icon so that
|
|
// we can reset it on return to Launcher (in Launcher.onResume())
|
|
if (mPressedIcon != null) {
|
|
mPressedIcon.resetDrawableState();
|
|
}
|
|
mPressedIcon = icon;
|
|
}
|
|
|
|
public void resetDrawableState() {
|
|
if (mPressedIcon != null) {
|
|
mPressedIcon.resetDrawableState();
|
|
mPressedIcon = null;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* We load an extra page on each side to prevent flashes from scrolling and loading of the
|
|
* widget previews in the background with the AsyncTasks.
|
|
*/
|
|
final static int sLookBehindPageCount = 2;
|
|
final static int sLookAheadPageCount = 2;
|
|
protected int getAssociatedLowerPageBound(int page) {
|
|
final int count = getChildCount();
|
|
int windowSize = Math.min(count, sLookBehindPageCount + sLookAheadPageCount + 1);
|
|
int windowMinIndex = Math.max(Math.min(page - sLookBehindPageCount, count - windowSize), 0);
|
|
return windowMinIndex;
|
|
}
|
|
protected int getAssociatedUpperPageBound(int page) {
|
|
final int count = getChildCount();
|
|
int windowSize = Math.min(count, sLookBehindPageCount + sLookAheadPageCount + 1);
|
|
int windowMaxIndex = Math.min(Math.max(page + sLookAheadPageCount, windowSize - 1),
|
|
count - 1);
|
|
return windowMaxIndex;
|
|
}
|
|
|
|
protected String getCurrentPageDescription() {
|
|
int page = (mNextPage != INVALID_PAGE) ? mNextPage : mCurrentPage;
|
|
int stringId = R.string.default_scroll_format;
|
|
int count = 0;
|
|
|
|
if (mContentType == ContentType.Applications) {
|
|
stringId = R.string.apps_customize_apps_scroll_format;
|
|
count = mNumAppsPages;
|
|
} else if (mContentType == ContentType.Widgets) {
|
|
stringId = R.string.apps_customize_widgets_scroll_format;
|
|
count = mNumWidgetPages;
|
|
} else {
|
|
throw new RuntimeException("Invalid ContentType");
|
|
}
|
|
|
|
return String.format(getContext().getString(stringId), page + 1, count);
|
|
}
|
|
}
|