Stefan Andonian
dbff8cda6c
The LauncherPrefs INSTANCE variable needs to be registered with the sandbox context used by the LauncherPreview. This will stop the crash from occuring. Bug: 266164372 Test: Verified that crash no longer occurs. Change-Id: I12ef12d082b7afdb08b38321527d13c637e84f2f
600 lines
25 KiB
Java
600 lines
25 KiB
Java
/*
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* Copyright (C) 2018 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.graphics;
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import static android.app.WallpaperManager.FLAG_SYSTEM;
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import static android.view.View.MeasureSpec.EXACTLY;
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import static android.view.View.MeasureSpec.makeMeasureSpec;
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import static android.view.View.VISIBLE;
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import static com.android.launcher3.DeviceProfile.DEFAULT_SCALE;
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import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION;
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import static com.android.launcher3.model.ModelUtils.filterCurrentWorkspaceItems;
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import static com.android.launcher3.model.ModelUtils.getMissingHotseatRanks;
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import android.annotation.TargetApi;
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import android.app.Fragment;
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import android.app.WallpaperColors;
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import android.app.WallpaperManager;
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import android.appwidget.AppWidgetHost;
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import android.appwidget.AppWidgetHostView;
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import android.appwidget.AppWidgetProviderInfo;
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import android.content.Context;
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import android.content.ContextWrapper;
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import android.content.Intent;
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import android.content.res.TypedArray;
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import android.graphics.Color;
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import android.graphics.PointF;
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import android.graphics.Rect;
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import android.graphics.drawable.AdaptiveIconDrawable;
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import android.graphics.drawable.ColorDrawable;
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import android.os.Build;
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import android.os.Handler;
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import android.os.Looper;
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import android.util.AttributeSet;
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import android.util.Size;
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import android.util.SparseArray;
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import android.util.SparseIntArray;
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import android.view.ContextThemeWrapper;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowInsets;
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import android.view.WindowManager;
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import android.widget.TextClock;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.android.launcher3.BubbleTextView;
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import com.android.launcher3.CellLayout;
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import com.android.launcher3.DeviceProfile;
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import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
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import com.android.launcher3.Hotseat;
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import com.android.launcher3.InsettableFrameLayout;
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import com.android.launcher3.InvariantDeviceProfile;
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import com.android.launcher3.LauncherAppState;
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import com.android.launcher3.LauncherPrefs;
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import com.android.launcher3.LauncherSettings.Favorites;
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import com.android.launcher3.R;
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import com.android.launcher3.Utilities;
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import com.android.launcher3.Workspace;
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import com.android.launcher3.WorkspaceLayoutManager;
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import com.android.launcher3.celllayout.CellLayoutLayoutParams;
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import com.android.launcher3.config.FeatureFlags;
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import com.android.launcher3.folder.FolderIcon;
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import com.android.launcher3.icons.BaseIconFactory;
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import com.android.launcher3.icons.BitmapInfo;
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import com.android.launcher3.icons.LauncherIcons;
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import com.android.launcher3.model.BgDataModel;
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import com.android.launcher3.model.BgDataModel.FixedContainerItems;
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import com.android.launcher3.model.WidgetItem;
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import com.android.launcher3.model.WidgetsModel;
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import com.android.launcher3.model.data.FolderInfo;
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import com.android.launcher3.model.data.ItemInfo;
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import com.android.launcher3.model.data.LauncherAppWidgetInfo;
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import com.android.launcher3.model.data.WorkspaceItemInfo;
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import com.android.launcher3.pm.InstallSessionHelper;
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import com.android.launcher3.pm.UserCache;
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import com.android.launcher3.uioverrides.PredictedAppIconInflater;
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import com.android.launcher3.uioverrides.plugins.PluginManagerWrapper;
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import com.android.launcher3.util.ComponentKey;
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import com.android.launcher3.util.DisplayController;
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import com.android.launcher3.util.IntArray;
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import com.android.launcher3.util.IntSet;
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import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext;
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import com.android.launcher3.util.window.WindowManagerProxy;
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import com.android.launcher3.views.ActivityContext;
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import com.android.launcher3.views.BaseDragLayer;
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import com.android.launcher3.widget.BaseLauncherAppWidgetHostView;
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import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
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import com.android.launcher3.widget.LauncherWidgetHolder;
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import com.android.launcher3.widget.LocalColorExtractor;
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import com.android.launcher3.widget.NavigableAppWidgetHostView;
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import com.android.launcher3.widget.custom.CustomWidgetManager;
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import com.android.launcher3.widget.util.WidgetSizes;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.ConcurrentLinkedQueue;
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/**
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* Utility class for generating the preview of Launcher for a given InvariantDeviceProfile.
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* Steps:
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* 1) Create a dummy icon info with just white icon
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* 2) Inflate a strip down layout definition for Launcher
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* 3) Place appropriate elements like icons and first-page qsb
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* 4) Measure and draw the view on a canvas
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*/
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@TargetApi(Build.VERSION_CODES.R)
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public class LauncherPreviewRenderer extends ContextWrapper
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implements ActivityContext, WorkspaceLayoutManager, LayoutInflater.Factory2 {
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/**
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* Context used just for preview. It also provides a few objects (e.g. UserCache) just for
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* preview purposes.
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*/
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public static class PreviewContext extends SandboxContext {
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private final InvariantDeviceProfile mIdp;
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private final ConcurrentLinkedQueue<LauncherIconsForPreview> mIconPool =
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new ConcurrentLinkedQueue<>();
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public PreviewContext(Context base, InvariantDeviceProfile idp) {
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super(base, UserCache.INSTANCE, InstallSessionHelper.INSTANCE, LauncherPrefs.INSTANCE,
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LauncherAppState.INSTANCE, InvariantDeviceProfile.INSTANCE,
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CustomWidgetManager.INSTANCE, PluginManagerWrapper.INSTANCE,
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WindowManagerProxy.INSTANCE, DisplayController.INSTANCE);
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mIdp = idp;
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mObjectMap.put(InvariantDeviceProfile.INSTANCE, idp);
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mObjectMap.put(LauncherAppState.INSTANCE,
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new LauncherAppState(this, null /* iconCacheFileName */));
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}
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/**
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* Creates a new LauncherIcons for the preview, skipping the global pool
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*/
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public LauncherIcons newLauncherIcons(Context context) {
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LauncherIconsForPreview launcherIconsForPreview = mIconPool.poll();
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if (launcherIconsForPreview != null) {
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return launcherIconsForPreview;
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}
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return new LauncherIconsForPreview(context, mIdp.fillResIconDpi, mIdp.iconBitmapSize,
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-1 /* poolId */);
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}
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private final class LauncherIconsForPreview extends LauncherIcons {
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private LauncherIconsForPreview(Context context, int fillResIconDpi, int iconBitmapSize,
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int poolId) {
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super(context, fillResIconDpi, iconBitmapSize, poolId);
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}
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@Override
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public void recycle() {
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// Clear any temporary state variables
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clear();
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mIconPool.offer(this);
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}
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}
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}
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private final List<OnDeviceProfileChangeListener> mDpChangeListeners = new ArrayList<>();
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private final Handler mUiHandler;
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private final Context mContext;
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private final InvariantDeviceProfile mIdp;
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private final DeviceProfile mDp;
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private final DeviceProfile mDpOrig;
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private final Rect mInsets;
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private final WorkspaceItemInfo mWorkspaceItemInfo;
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private final LayoutInflater mHomeElementInflater;
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private final InsettableFrameLayout mRootView;
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private final Hotseat mHotseat;
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private final Map<Integer, CellLayout> mWorkspaceScreens = new HashMap<>();
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private final AppWidgetHost mAppWidgetHost;
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private final SparseIntArray mWallpaperColorResources;
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private final SparseArray<Size> mLauncherWidgetSpanInfo;
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public LauncherPreviewRenderer(Context context,
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InvariantDeviceProfile idp,
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WallpaperColors wallpaperColorsOverride,
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@Nullable final SparseArray<Size> launcherWidgetSpanInfo) {
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super(context);
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mUiHandler = new Handler(Looper.getMainLooper());
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mContext = context;
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mIdp = idp;
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mDp = idp.getDeviceProfile(context).toBuilder(context).setViewScaleProvider(
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this::getAppWidgetScale).build();
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if (context instanceof PreviewContext) {
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Context tempContext = ((PreviewContext) context).getBaseContext();
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mDpOrig = new InvariantDeviceProfile(tempContext, InvariantDeviceProfile
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.getCurrentGridName(tempContext)).getDeviceProfile(tempContext)
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.copy(tempContext);
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} else {
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mDpOrig = mDp;
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}
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WindowInsets currentWindowInsets = context.getSystemService(WindowManager.class)
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.getCurrentWindowMetrics().getWindowInsets();
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mInsets = new Rect(
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currentWindowInsets.getSystemWindowInsetLeft(),
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currentWindowInsets.getSystemWindowInsetTop(),
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currentWindowInsets.getSystemWindowInsetRight(),
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mDp.isTaskbarPresent ? 0 : currentWindowInsets.getSystemWindowInsetBottom());
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mDp.updateInsets(mInsets);
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BaseIconFactory iconFactory =
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new BaseIconFactory(context, mIdp.fillResIconDpi, mIdp.iconBitmapSize) { };
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BitmapInfo iconInfo = iconFactory.createBadgedIconBitmap(
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new AdaptiveIconDrawable(
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new ColorDrawable(Color.WHITE),
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new ColorDrawable(Color.WHITE)));
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mWorkspaceItemInfo = new WorkspaceItemInfo();
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mWorkspaceItemInfo.bitmap = iconInfo;
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mWorkspaceItemInfo.intent = new Intent();
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mWorkspaceItemInfo.contentDescription = mWorkspaceItemInfo.title =
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context.getString(R.string.label_application);
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mHomeElementInflater = LayoutInflater.from(
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new ContextThemeWrapper(this, R.style.HomeScreenElementTheme));
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mHomeElementInflater.setFactory2(this);
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int layoutRes = mDp.isTwoPanels ? R.layout.launcher_preview_two_panel_layout
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: R.layout.launcher_preview_layout;
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mRootView = (InsettableFrameLayout) mHomeElementInflater.inflate(
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layoutRes, null, false);
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mRootView.setInsets(mInsets);
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measureView(mRootView, mDp.widthPx, mDp.heightPx);
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mHotseat = mRootView.findViewById(R.id.hotseat);
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mHotseat.resetLayout(false);
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mLauncherWidgetSpanInfo = launcherWidgetSpanInfo == null ? new SparseArray<>() :
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launcherWidgetSpanInfo;
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CellLayout firstScreen = mRootView.findViewById(R.id.workspace);
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firstScreen.setPadding(mDp.workspacePadding.left + mDp.cellLayoutPaddingPx.left,
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mDp.workspacePadding.top + mDp.cellLayoutPaddingPx.top,
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(mDp.isTwoPanels ? mDp.cellLayoutBorderSpacePx.x / 2
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: mDp.workspacePadding.right) + mDp.cellLayoutPaddingPx.right,
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mDp.workspacePadding.bottom + mDp.cellLayoutPaddingPx.bottom
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);
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mWorkspaceScreens.put(FIRST_SCREEN_ID, firstScreen);
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if (mDp.isTwoPanels) {
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CellLayout rightPanel = mRootView.findViewById(R.id.workspace_right);
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rightPanel.setPadding(
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mDp.cellLayoutBorderSpacePx.x / 2 + mDp.cellLayoutPaddingPx.left,
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mDp.workspacePadding.top + mDp.cellLayoutPaddingPx.top,
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mDp.workspacePadding.right + mDp.cellLayoutPaddingPx.right,
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mDp.workspacePadding.bottom + mDp.cellLayoutPaddingPx.bottom
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);
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mWorkspaceScreens.put(Workspace.SECOND_SCREEN_ID, rightPanel);
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}
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if (Utilities.ATLEAST_S) {
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WallpaperColors wallpaperColors = wallpaperColorsOverride != null
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? wallpaperColorsOverride
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: WallpaperManager.getInstance(context).getWallpaperColors(FLAG_SYSTEM);
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mWallpaperColorResources = wallpaperColors != null ? LocalColorExtractor.newInstance(
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context).generateColorsOverride(wallpaperColors) : null;
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} else {
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mWallpaperColorResources = null;
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}
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mAppWidgetHost = FeatureFlags.WIDGETS_IN_LAUNCHER_PREVIEW.get()
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? new LauncherPreviewAppWidgetHost(context)
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: null;
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}
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/** Populate preview and render it. */
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public View getRenderedView(BgDataModel dataModel,
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Map<ComponentKey, AppWidgetProviderInfo> widgetProviderInfoMap) {
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populate(dataModel, widgetProviderInfoMap);
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return mRootView;
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}
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@Override
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public View onCreateView(View parent, String name, Context context, AttributeSet attrs) {
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if ("TextClock".equals(name)) {
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// Workaround for TextClock accessing handler for unregistering ticker.
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return new TextClock(context, attrs) {
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@Override
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public Handler getHandler() {
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return mUiHandler;
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}
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};
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} else if (!"fragment".equals(name)) {
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return null;
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}
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TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.PreviewFragment);
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FragmentWithPreview f = (FragmentWithPreview) Fragment.instantiate(
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context, ta.getString(R.styleable.PreviewFragment_android_name));
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f.enterPreviewMode(context);
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f.onInit(null);
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View view = f.onCreateView(LayoutInflater.from(context), (ViewGroup) parent, null);
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view.setId(ta.getInt(R.styleable.PreviewFragment_android_id, View.NO_ID));
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return view;
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}
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@Override
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public View onCreateView(String name, Context context, AttributeSet attrs) {
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return onCreateView(null, name, context, attrs);
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}
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@Override
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public BaseDragLayer getDragLayer() {
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throw new UnsupportedOperationException();
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}
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@Override
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public DeviceProfile getDeviceProfile() {
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return mDp;
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}
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@Override
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public List<OnDeviceProfileChangeListener> getOnDeviceProfileChangeListeners() {
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return mDpChangeListeners;
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}
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@Override
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public Hotseat getHotseat() {
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return mHotseat;
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}
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@Override
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public CellLayout getScreenWithId(int screenId) {
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return mWorkspaceScreens.get(screenId);
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}
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private void inflateAndAddIcon(WorkspaceItemInfo info) {
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CellLayout screen = mWorkspaceScreens.get(info.screenId);
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BubbleTextView icon = (BubbleTextView) mHomeElementInflater.inflate(
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R.layout.app_icon, screen, false);
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icon.applyFromWorkspaceItem(info);
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addInScreenFromBind(icon, info);
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}
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private void inflateAndAddFolder(FolderInfo info) {
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CellLayout screen = info.container == Favorites.CONTAINER_DESKTOP
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? mWorkspaceScreens.get(info.screenId)
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: mHotseat;
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FolderIcon folderIcon = FolderIcon.inflateIcon(R.layout.folder_icon, this, screen,
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info);
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addInScreenFromBind(folderIcon, info);
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}
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private void inflateAndAddWidgets(
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LauncherAppWidgetInfo info,
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Map<ComponentKey, AppWidgetProviderInfo> widgetProviderInfoMap) {
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if (widgetProviderInfoMap == null) {
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return;
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}
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AppWidgetProviderInfo providerInfo = widgetProviderInfoMap.get(
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new ComponentKey(info.providerName, info.user));
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if (providerInfo == null) {
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return;
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}
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inflateAndAddWidgets(info, LauncherAppWidgetProviderInfo.fromProviderInfo(
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getApplicationContext(), providerInfo));
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}
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private void inflateAndAddWidgets(LauncherAppWidgetInfo info, WidgetsModel widgetsModel) {
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WidgetItem widgetItem = widgetsModel.getWidgetProviderInfoByProviderName(
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info.providerName, info.user);
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if (widgetItem == null) {
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return;
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}
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inflateAndAddWidgets(info, widgetItem.widgetInfo);
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}
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private void inflateAndAddWidgets(
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LauncherAppWidgetInfo info, LauncherAppWidgetProviderInfo providerInfo) {
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AppWidgetHostView view;
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if (FeatureFlags.WIDGETS_IN_LAUNCHER_PREVIEW.get()) {
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view = mAppWidgetHost.createView(mContext, info.appWidgetId, providerInfo);
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} else {
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view = new NavigableAppWidgetHostView(this) {
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@Override
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protected boolean shouldAllowDirectClick() {
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return false;
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}
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};
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view.setAppWidget(-1, providerInfo);
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view.updateAppWidget(null);
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}
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if (mWallpaperColorResources != null) {
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view.setColorResources(mWallpaperColorResources);
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}
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view.setTag(info);
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addInScreenFromBind(view, info);
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}
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@NonNull
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private PointF getAppWidgetScale(@Nullable ItemInfo itemInfo) {
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if (!(itemInfo instanceof LauncherAppWidgetInfo)) {
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return DEFAULT_SCALE;
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}
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LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) itemInfo;
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final Size launcherWidgetSize = mLauncherWidgetSpanInfo.get(info.appWidgetId);
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if (launcherWidgetSize == null) {
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return DEFAULT_SCALE;
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}
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final Size origSize = WidgetSizes.getWidgetSizePx(mDpOrig,
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launcherWidgetSize.getWidth(), launcherWidgetSize.getHeight());
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final Size newSize = WidgetSizes.getWidgetSizePx(mDp, info.spanX, info.spanY);
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final Rect previewInset = new Rect();
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final Rect origInset = new Rect();
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// When the setup() is called for the LayoutParams, insets are added to the width
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// and height of the view. This is not accounted for in WidgetSizes and is handled
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// here.
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if (mDp.shouldInsetWidgets()) {
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previewInset.set(mDp.inv.defaultWidgetPadding);
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} else {
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previewInset.setEmpty();
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}
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if (mDpOrig.shouldInsetWidgets()) {
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origInset.set(mDpOrig.inv.defaultWidgetPadding);
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} else {
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origInset.setEmpty();
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}
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return new PointF((float) newSize.getWidth() / (origSize.getWidth()
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+ origInset.left + origInset.right),
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(float) newSize.getHeight() / (origSize.getHeight()
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+ origInset.top + origInset.bottom));
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}
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private void inflateAndAddPredictedIcon(WorkspaceItemInfo info) {
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CellLayout screen = mWorkspaceScreens.get(info.screenId);
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View view = PredictedAppIconInflater.inflate(mHomeElementInflater, screen, info);
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if (view != null) {
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addInScreenFromBind(view, info);
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}
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}
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private void dispatchVisibilityAggregated(View view, boolean isVisible) {
|
|
// Similar to View.dispatchVisibilityAggregated implementation.
|
|
final boolean thisVisible = view.getVisibility() == VISIBLE;
|
|
if (thisVisible || !isVisible) {
|
|
view.onVisibilityAggregated(isVisible);
|
|
}
|
|
|
|
if (view instanceof ViewGroup) {
|
|
isVisible = thisVisible && isVisible;
|
|
ViewGroup vg = (ViewGroup) view;
|
|
int count = vg.getChildCount();
|
|
|
|
for (int i = 0; i < count; i++) {
|
|
dispatchVisibilityAggregated(vg.getChildAt(i), isVisible);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void populate(BgDataModel dataModel,
|
|
Map<ComponentKey, AppWidgetProviderInfo> widgetProviderInfoMap) {
|
|
// Separate the items that are on the current screen, and the other remaining items.
|
|
ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<>();
|
|
ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<>();
|
|
ArrayList<LauncherAppWidgetInfo> currentAppWidgets = new ArrayList<>();
|
|
ArrayList<LauncherAppWidgetInfo> otherAppWidgets = new ArrayList<>();
|
|
|
|
IntSet currentScreenIds = IntSet.wrap(mWorkspaceScreens.keySet());
|
|
filterCurrentWorkspaceItems(currentScreenIds, dataModel.workspaceItems,
|
|
currentWorkspaceItems, otherWorkspaceItems);
|
|
filterCurrentWorkspaceItems(currentScreenIds, dataModel.appWidgets, currentAppWidgets,
|
|
otherAppWidgets);
|
|
for (ItemInfo itemInfo : currentWorkspaceItems) {
|
|
switch (itemInfo.itemType) {
|
|
case Favorites.ITEM_TYPE_APPLICATION:
|
|
case Favorites.ITEM_TYPE_SHORTCUT:
|
|
case Favorites.ITEM_TYPE_DEEP_SHORTCUT:
|
|
inflateAndAddIcon((WorkspaceItemInfo) itemInfo);
|
|
break;
|
|
case Favorites.ITEM_TYPE_FOLDER:
|
|
inflateAndAddFolder((FolderInfo) itemInfo);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
for (ItemInfo itemInfo : currentAppWidgets) {
|
|
switch (itemInfo.itemType) {
|
|
case Favorites.ITEM_TYPE_APPWIDGET:
|
|
case Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
|
|
if (widgetProviderInfoMap != null) {
|
|
inflateAndAddWidgets(
|
|
(LauncherAppWidgetInfo) itemInfo, widgetProviderInfoMap);
|
|
} else {
|
|
inflateAndAddWidgets((LauncherAppWidgetInfo) itemInfo,
|
|
dataModel.widgetsModel);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
IntArray ranks = getMissingHotseatRanks(currentWorkspaceItems,
|
|
mDp.numShownHotseatIcons);
|
|
FixedContainerItems hotseatPredictions =
|
|
dataModel.extraItems.get(CONTAINER_HOTSEAT_PREDICTION);
|
|
List<ItemInfo> predictions = hotseatPredictions == null
|
|
? Collections.emptyList() : hotseatPredictions.items;
|
|
int count = Math.min(ranks.size(), predictions.size());
|
|
for (int i = 0; i < count; i++) {
|
|
int rank = ranks.get(i);
|
|
WorkspaceItemInfo itemInfo =
|
|
new WorkspaceItemInfo((WorkspaceItemInfo) predictions.get(i));
|
|
itemInfo.container = CONTAINER_HOTSEAT_PREDICTION;
|
|
itemInfo.rank = rank;
|
|
itemInfo.cellX = mHotseat.getCellXFromOrder(rank);
|
|
itemInfo.cellY = mHotseat.getCellYFromOrder(rank);
|
|
itemInfo.screenId = rank;
|
|
inflateAndAddPredictedIcon(itemInfo);
|
|
}
|
|
|
|
// Add first page QSB
|
|
if (FeatureFlags.QSB_ON_FIRST_SCREEN) {
|
|
CellLayout firstScreen = mWorkspaceScreens.get(FIRST_SCREEN_ID);
|
|
View qsb = mHomeElementInflater.inflate(R.layout.qsb_preview, firstScreen,
|
|
false);
|
|
CellLayoutLayoutParams lp = new CellLayoutLayoutParams(0, 0, firstScreen.getCountX(),
|
|
1, FIRST_SCREEN_ID);
|
|
lp.canReorder = false;
|
|
firstScreen.addViewToCellLayout(qsb, 0, R.id.search_container_workspace, lp, true);
|
|
}
|
|
|
|
measureView(mRootView, mDp.widthPx, mDp.heightPx);
|
|
dispatchVisibilityAggregated(mRootView, true);
|
|
measureView(mRootView, mDp.widthPx, mDp.heightPx);
|
|
// Additional measure for views which use auto text size API
|
|
measureView(mRootView, mDp.widthPx, mDp.heightPx);
|
|
}
|
|
|
|
private static void measureView(View view, int width, int height) {
|
|
view.measure(makeMeasureSpec(width, EXACTLY), makeMeasureSpec(height, EXACTLY));
|
|
view.layout(0, 0, width, height);
|
|
}
|
|
|
|
private class LauncherPreviewAppWidgetHost extends AppWidgetHost {
|
|
|
|
private LauncherPreviewAppWidgetHost(Context context) {
|
|
super(context, LauncherWidgetHolder.APPWIDGET_HOST_ID);
|
|
}
|
|
|
|
@Override
|
|
protected AppWidgetHostView onCreateView(
|
|
Context context,
|
|
int appWidgetId,
|
|
AppWidgetProviderInfo appWidget) {
|
|
return new LauncherPreviewAppWidgetHostView(LauncherPreviewRenderer.this);
|
|
}
|
|
}
|
|
|
|
private static class LauncherPreviewAppWidgetHostView extends BaseLauncherAppWidgetHostView {
|
|
private LauncherPreviewAppWidgetHostView(Context context) {
|
|
super(context);
|
|
}
|
|
|
|
@Override
|
|
protected boolean shouldAllowDirectClick() {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/** Root layout for launcher preview that intercepts all touch events. */
|
|
public static class LauncherPreviewLayout extends InsettableFrameLayout {
|
|
public LauncherPreviewLayout(Context context, AttributeSet attrs) {
|
|
super(context, attrs);
|
|
}
|
|
|
|
@Override
|
|
public boolean onInterceptTouchEvent(MotionEvent ev) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|