1 /* 2 * Copyright (C) 2022 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.taskbar; 17 18 import android.content.Context; 19 import android.view.ContextThemeWrapper; 20 import android.view.LayoutInflater; 21 22 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener; 23 import com.android.launcher3.LauncherPrefs; 24 import com.android.launcher3.util.OnboardingPrefs; 25 import com.android.launcher3.util.Themes; 26 import com.android.launcher3.views.ActivityContext; 27 28 import java.util.ArrayList; 29 import java.util.List; 30 31 // TODO(b/218912746): Share more behavior to avoid all apps context depending directly on taskbar. 32 /** Base for common behavior between taskbar window contexts. */ 33 public abstract class BaseTaskbarContext extends ContextThemeWrapper implements ActivityContext { 34 35 protected final LayoutInflater mLayoutInflater; 36 private final List<OnDeviceProfileChangeListener> mDPChangeListeners = new ArrayList<>(); 37 private final OnboardingPrefs<BaseTaskbarContext> mOnboardingPrefs; 38 BaseTaskbarContext(Context windowContext)39 public BaseTaskbarContext(Context windowContext) { 40 super(windowContext, Themes.getActivityThemeRes(windowContext)); 41 mLayoutInflater = LayoutInflater.from(this).cloneInContext(this); 42 mOnboardingPrefs = new OnboardingPrefs<>(this, LauncherPrefs.getPrefs(this)); 43 } 44 45 @Override getLayoutInflater()46 public final LayoutInflater getLayoutInflater() { 47 return mLayoutInflater; 48 } 49 50 @Override getOnDeviceProfileChangeListeners()51 public final List<OnDeviceProfileChangeListener> getOnDeviceProfileChangeListeners() { 52 return mDPChangeListeners; 53 } 54 55 @Override getOnboardingPrefs()56 public OnboardingPrefs<BaseTaskbarContext> getOnboardingPrefs() { 57 return mOnboardingPrefs; 58 } 59 60 /** Callback invoked when a drag is initiated within this context. */ onDragStart()61 public abstract void onDragStart(); 62 63 /** Callback invoked when a drag is finished within this context. */ onDragEnd()64 public abstract void onDragEnd(); 65 66 /** Callback invoked when a popup is shown or closed within this context. */ onPopupVisibilityChanged(boolean isVisible)67 public abstract void onPopupVisibilityChanged(boolean isVisible); 68 69 /** 70 * Callback invoked when user attempts to split the screen through a long-press menu in Taskbar 71 * or AllApps. 72 */ onSplitScreenMenuButtonClicked()73 public abstract void onSplitScreenMenuButtonClicked(); 74 } 75