1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.content.ActivityNotFoundException; 20import android.content.ComponentName; 21import android.content.Context; 22import android.graphics.Rect; 23import android.os.Bundle; 24import android.provider.Settings; 25import android.util.AttributeSet; 26import android.util.Log; 27import android.widget.Toast; 28 29import com.android.launcher3.compat.LauncherAppsCompat; 30import com.android.launcher3.util.Themes; 31 32public class InfoDropTarget extends UninstallDropTarget { 33 34 private static final String TAG = "InfoDropTarget"; 35 36 public InfoDropTarget(Context context, AttributeSet attrs) { 37 this(context, attrs, 0); 38 } 39 40 public InfoDropTarget(Context context, AttributeSet attrs, int defStyle) { 41 super(context, attrs, defStyle); 42 } 43 44 @Override 45 protected void setupUi() { 46 // Get the hover color 47 mHoverColor = Themes.getColorAccent(getContext()); 48 setDrawable(R.drawable.ic_info_shadow); 49 } 50 51 @Override 52 public void completeDrop(DragObject d) { 53 DropTargetResultCallback callback = d.dragSource instanceof DropTargetResultCallback 54 ? (DropTargetResultCallback) d.dragSource : null; 55 startDetailsActivityForInfo(d.dragInfo, mLauncher, callback); 56 } 57 58 /** 59 * @return Whether the activity was started. 60 */ 61 public static boolean startDetailsActivityForInfo( 62 ItemInfo info, Launcher launcher, DropTargetResultCallback callback) { 63 return startDetailsActivityForInfo(info, launcher, callback, null, null); 64 } 65 66 public static boolean startDetailsActivityForInfo(ItemInfo info, Launcher launcher, 67 DropTargetResultCallback callback, Rect sourceBounds, Bundle opts) { 68 if (info instanceof PromiseAppInfo) { 69 PromiseAppInfo promiseAppInfo = (PromiseAppInfo) info; 70 launcher.startActivity(promiseAppInfo.getMarketIntent()); 71 return true; 72 } 73 boolean result = false; 74 ComponentName componentName = null; 75 if (info instanceof AppInfo) { 76 componentName = ((AppInfo) info).componentName; 77 } else if (info instanceof ShortcutInfo) { 78 componentName = info.getTargetComponent(); 79 } else if (info instanceof PendingAddItemInfo) { 80 componentName = ((PendingAddItemInfo) info).componentName; 81 } else if (info instanceof LauncherAppWidgetInfo) { 82 componentName = ((LauncherAppWidgetInfo) info).providerName; 83 } 84 if (componentName != null) { 85 try { 86 LauncherAppsCompat.getInstance(launcher) 87 .showAppDetailsForProfile(componentName, info.user, sourceBounds, opts); 88 result = true; 89 } catch (SecurityException | ActivityNotFoundException e) { 90 Toast.makeText(launcher, R.string.activity_not_found, Toast.LENGTH_SHORT).show(); 91 Log.e(TAG, "Unable to launch settings", e); 92 } 93 } 94 95 if (callback != null) { 96 sendUninstallResult(launcher, result, componentName, info.user, callback); 97 } 98 return result; 99 } 100 101 @Override 102 protected boolean supportsDrop(DragSource source, ItemInfo info) { 103 return source.supportsAppInfoDropTarget() && supportsDrop(getContext(), info); 104 } 105 106 public static boolean supportsDrop(Context context, ItemInfo info) { 107 // Only show the App Info drop target if developer settings are enabled. 108 boolean developmentSettingsEnabled = Settings.Global.getInt(context.getContentResolver(), 109 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) == 1; 110 if (!developmentSettingsEnabled) { 111 return false; 112 } 113 return info.itemType != LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT && 114 (info instanceof AppInfo || 115 (info instanceof ShortcutInfo && !((ShortcutInfo) info).isPromise()) || 116 (info instanceof LauncherAppWidgetInfo && 117 ((LauncherAppWidgetInfo) info).restoreStatus == 0) || 118 info instanceof PendingAddItemInfo); 119 } 120} 121