1 /*
2  * Copyright (C) 2018 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 package com.android.launcher3.views;
17 
18 import static com.android.launcher3.Utilities.EXTRA_WALLPAPER_FLAVOR;
19 import static com.android.launcher3.Utilities.EXTRA_WALLPAPER_OFFSET;
20 
21 import android.content.Context;
22 import android.content.Intent;
23 import android.graphics.Rect;
24 import android.graphics.RectF;
25 import android.text.TextUtils;
26 import android.util.ArrayMap;
27 import android.util.AttributeSet;
28 import android.view.MotionEvent;
29 import android.view.View;
30 import android.view.View.OnClickListener;
31 import android.view.View.OnLongClickListener;
32 import android.widget.Toast;
33 
34 import androidx.annotation.Nullable;
35 import androidx.annotation.VisibleForTesting;
36 
37 import com.android.launcher3.Launcher;
38 import com.android.launcher3.R;
39 import com.android.launcher3.Utilities;
40 import com.android.launcher3.config.FeatureFlags;
41 import com.android.launcher3.popup.ArrowPopup;
42 import com.android.launcher3.shortcuts.DeepShortcutView;
43 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
44 import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
45 import com.android.launcher3.widget.WidgetsFullSheet;
46 
47 import java.util.ArrayList;
48 import java.util.List;
49 
50 
51 /**
52  * Popup shown on long pressing an empty space in launcher
53  */
54 public class OptionsPopupView extends ArrowPopup
55         implements OnClickListener, OnLongClickListener {
56 
57     private final ArrayMap<View, OptionItem> mItemMap = new ArrayMap<>();
58     private RectF mTargetRect;
59 
OptionsPopupView(Context context, AttributeSet attrs)60     public OptionsPopupView(Context context, AttributeSet attrs) {
61         this(context, attrs, 0);
62     }
63 
OptionsPopupView(Context context, AttributeSet attrs, int defStyleAttr)64     public OptionsPopupView(Context context, AttributeSet attrs, int defStyleAttr) {
65         super(context, attrs, defStyleAttr);
66     }
67 
68     @Override
onClick(View view)69     public void onClick(View view) {
70         handleViewClick(view, Action.Touch.TAP);
71     }
72 
73     @Override
onLongClick(View view)74     public boolean onLongClick(View view) {
75         return handleViewClick(view, Action.Touch.LONGPRESS);
76     }
77 
handleViewClick(View view, int action)78     private boolean handleViewClick(View view, int action) {
79         OptionItem item = mItemMap.get(view);
80         if (item == null) {
81             return false;
82         }
83         if (item.mControlTypeForLog > 0) {
84             logTap(action, item.mControlTypeForLog);
85         }
86         if (item.mClickListener.onLongClick(view)) {
87             close(true);
88             return true;
89         }
90         return false;
91     }
92 
logTap(int action, int controlType)93     private void logTap(int action, int controlType) {
94         mLauncher.getUserEventDispatcher().logActionOnControl(action, controlType);
95     }
96 
97     @Override
onControllerInterceptTouchEvent(MotionEvent ev)98     public boolean onControllerInterceptTouchEvent(MotionEvent ev) {
99         if (ev.getAction() != MotionEvent.ACTION_DOWN) {
100             return false;
101         }
102         if (getPopupContainer().isEventOverView(this, ev)) {
103             return false;
104         }
105         close(true);
106         return true;
107     }
108 
109     @Override
logActionCommand(int command)110     public void logActionCommand(int command) {
111         // TODO:
112     }
113 
114     @Override
isOfType(int type)115     protected boolean isOfType(int type) {
116         return (type & TYPE_OPTIONS_POPUP) != 0;
117     }
118 
119     @Override
getTargetObjectLocation(Rect outPos)120     protected void getTargetObjectLocation(Rect outPos) {
121         mTargetRect.roundOut(outPos);
122     }
123 
show(Launcher launcher, RectF targetRect, List<OptionItem> items)124     public static void show(Launcher launcher, RectF targetRect, List<OptionItem> items) {
125         OptionsPopupView popup = (OptionsPopupView) launcher.getLayoutInflater()
126                 .inflate(R.layout.longpress_options_menu, launcher.getDragLayer(), false);
127         popup.mTargetRect = targetRect;
128 
129         for (OptionItem item : items) {
130             DeepShortcutView view = popup.inflateAndAdd(R.layout.system_shortcut, popup);
131             view.getIconView().setBackgroundResource(item.mIconRes);
132             view.getBubbleText().setText(item.mLabelRes);
133             view.setDividerVisibility(View.INVISIBLE);
134             view.setOnClickListener(popup);
135             view.setOnLongClickListener(popup);
136             popup.mItemMap.put(view, item);
137         }
138         popup.reorderAndShow(popup.getChildCount());
139     }
140 
141     @VisibleForTesting
getOptionsPopup(Launcher launcher)142     public static ArrowPopup getOptionsPopup(Launcher launcher) {
143         return launcher.findViewById(R.id.deep_shortcuts_container);
144     }
145 
showDefaultOptions(Launcher launcher, float x, float y)146     public static void showDefaultOptions(Launcher launcher, float x, float y) {
147         float halfSize = launcher.getResources().getDimension(R.dimen.options_menu_thumb_size) / 2;
148         if (x < 0 || y < 0) {
149             x = launcher.getDragLayer().getWidth() / 2;
150             y = launcher.getDragLayer().getHeight() / 2;
151         }
152         RectF target = new RectF(x - halfSize, y - halfSize, x + halfSize, y + halfSize);
153 
154         ArrayList<OptionItem> options = new ArrayList<>();
155         int resString = Utilities.existsStyleWallpapers(launcher) ?
156                 R.string.styles_wallpaper_button_text : R.string.wallpaper_button_text;
157         int resDrawable = Utilities.existsStyleWallpapers(launcher) ?
158                 R.drawable.ic_palette : R.drawable.ic_wallpaper;
159         options.add(new OptionItem(resString, resDrawable,
160                 ControlType.WALLPAPER_BUTTON, OptionsPopupView::startWallpaperPicker));
161         if (!FeatureFlags.GO_DISABLE_WIDGETS) {
162             options.add(new OptionItem(R.string.widget_button_text, R.drawable.ic_widget,
163                     ControlType.WIDGETS_BUTTON, OptionsPopupView::onWidgetsClicked));
164         }
165         options.add(new OptionItem(R.string.settings_button_text, R.drawable.ic_setting,
166                 ControlType.SETTINGS_BUTTON, OptionsPopupView::startSettings));
167 
168         show(launcher, target, options);
169     }
170 
onWidgetsClicked(View view)171     public static boolean onWidgetsClicked(View view) {
172         return openWidgets(Launcher.getLauncher(view.getContext())) != null;
173     }
174 
175     /** Returns WidgetsFullSheet that was opened, or null if nothing was opened. */
176     @Nullable
openWidgets(Launcher launcher)177     public static WidgetsFullSheet openWidgets(Launcher launcher) {
178         if (launcher.getPackageManager().isSafeMode()) {
179             Toast.makeText(launcher, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
180             return null;
181         } else {
182             return WidgetsFullSheet.show(launcher, true /* animated */);
183         }
184     }
185 
startSettings(View view)186     public static boolean startSettings(View view) {
187         Launcher launcher = Launcher.getLauncher(view.getContext());
188         launcher.startActivity(new Intent(Intent.ACTION_APPLICATION_PREFERENCES)
189                 .setPackage(launcher.getPackageName())
190                 .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
191         return true;
192     }
193 
194     /**
195      * Event handler for the wallpaper picker button that appears after a long press
196      * on the home screen.
197      */
startWallpaperPicker(View v)198     public static boolean startWallpaperPicker(View v) {
199         Launcher launcher = Launcher.getLauncher(v.getContext());
200         if (!Utilities.isWallpaperAllowed(launcher)) {
201             Toast.makeText(launcher, R.string.msg_disabled_by_admin, Toast.LENGTH_SHORT).show();
202             return false;
203         }
204         Intent intent = new Intent(Intent.ACTION_SET_WALLPAPER)
205                 .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK)
206                 .putExtra(EXTRA_WALLPAPER_OFFSET,
207                         launcher.getWorkspace().getWallpaperOffsetForCenterPage());
208         if (!Utilities.existsStyleWallpapers(launcher)) {
209             intent.putExtra(EXTRA_WALLPAPER_FLAVOR, "wallpaper_only");
210         } else {
211             intent.putExtra(EXTRA_WALLPAPER_FLAVOR, "focus_wallpaper");
212         }
213         String pickerPackage = launcher.getString(R.string.wallpaper_picker_package);
214         if (!TextUtils.isEmpty(pickerPackage)) {
215             intent.setPackage(pickerPackage);
216         }
217         return launcher.startActivitySafely(v, intent, null, null);
218     }
219 
220     public static class OptionItem {
221 
222         private final int mLabelRes;
223         private final int mIconRes;
224         private final int mControlTypeForLog;
225         private final OnLongClickListener mClickListener;
226 
OptionItem(int labelRes, int iconRes, int controlTypeForLog, OnLongClickListener clickListener)227         public OptionItem(int labelRes, int iconRes, int controlTypeForLog,
228                 OnLongClickListener clickListener) {
229             mLabelRes = labelRes;
230             mIconRes = iconRes;
231             mControlTypeForLog = controlTypeForLog;
232             mClickListener = clickListener;
233         }
234     }
235 }
236