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| 1 | +/* |
| 2 | + * Copyright (C) 2016 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 | + |
| 17 | +package com.android.launcher3.uioverrides; |
| 18 | + |
| 19 | +import android.app.Activity; |
| 20 | +import android.content.SharedPreferences; |
| 21 | +import android.os.Bundle; |
| 22 | + |
| 23 | +import com.android.launcher3.Launcher; |
| 24 | +import com.android.launcher3.LauncherPrefs; |
| 25 | +import com.android.systemui.plugins.shared.LauncherOverlayManager; |
| 26 | +import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlay; |
| 27 | +import com.android.systemui.plugins.shared.LauncherOverlayManager.LauncherOverlayCallbacks; |
| 28 | + |
| 29 | +import com.google.android.libraries.gsa.launcherclient.LauncherClient; |
| 30 | +import com.google.android.libraries.gsa.launcherclient.LauncherClientCallbacks; |
| 31 | + |
| 32 | +import java.io.PrintWriter; |
| 33 | + |
| 34 | +/** |
| 35 | + * Implements {@link LauncherOverlay} and passes all the corresponding events to {@link |
| 36 | + * LauncherClient}. {@see setClient} |
| 37 | + * |
| 38 | + * <p>Implements {@link LauncherClientCallbacks} and sends all the corresponding callbacks to {@link |
| 39 | + * Launcher}. |
| 40 | + */ |
| 41 | +public class OverlayCallbackImpl |
| 42 | + implements LauncherOverlay, LauncherClientCallbacks, LauncherOverlayManager, |
| 43 | + SharedPreferences.OnSharedPreferenceChangeListener { |
| 44 | + |
| 45 | + private static final String KEY_ENABLE_MINUS_ONE = "pref_enable_minus_one"; |
| 46 | + |
| 47 | + private final Launcher mLauncher; |
| 48 | + private final LauncherClient mClient; |
| 49 | + |
| 50 | + private LauncherOverlayCallbacks mLauncherOverlayCallbacks; |
| 51 | + private boolean mWasOverlayAttached = false; |
| 52 | + |
| 53 | + public OverlayCallbackImpl(Launcher launcher) { |
| 54 | + SharedPreferences prefs = LauncherPrefs.getPrefs(launcher); |
| 55 | + |
| 56 | + mLauncher = launcher; |
| 57 | + mClient = new LauncherClient(mLauncher, this, getClientOptions(prefs)); |
| 58 | + prefs.registerOnSharedPreferenceChangeListener(this); |
| 59 | + } |
| 60 | + |
| 61 | + @Override |
| 62 | + public void onDeviceProvideChanged() { |
| 63 | + mClient.reattachOverlay(); |
| 64 | + } |
| 65 | + |
| 66 | + @Override |
| 67 | + public void onAttachedToWindow() { |
| 68 | + mClient.onAttachedToWindow(); |
| 69 | + } |
| 70 | + |
| 71 | + @Override |
| 72 | + public void onDetachedFromWindow() { |
| 73 | + mClient.onDetachedFromWindow(); |
| 74 | + } |
| 75 | + |
| 76 | + @Override |
| 77 | + public void dump(String prefix, PrintWriter w) { |
| 78 | + mClient.dump(prefix, w); |
| 79 | + } |
| 80 | + |
| 81 | + @Override |
| 82 | + public void openOverlay() { |
| 83 | + mClient.showOverlay(true); |
| 84 | + } |
| 85 | + |
| 86 | + @Override |
| 87 | + public void hideOverlay(boolean animate) { |
| 88 | + mClient.hideOverlay(animate); |
| 89 | + } |
| 90 | + |
| 91 | + @Override |
| 92 | + public void hideOverlay(int duration) { |
| 93 | + mClient.hideOverlay(duration); |
| 94 | + } |
| 95 | + |
| 96 | + @Override |
| 97 | + public void onActivityStarted() { |
| 98 | + mClient.onStart(); |
| 99 | + } |
| 100 | + |
| 101 | + @Override |
| 102 | + public void onActivityResumed() { |
| 103 | + mClient.onResume(); |
| 104 | + } |
| 105 | + |
| 106 | + @Override |
| 107 | + public void onActivityPaused() { |
| 108 | + mClient.onPause(); |
| 109 | + } |
| 110 | + |
| 111 | + @Override |
| 112 | + public void onActivityStopped() { |
| 113 | + mClient.onStop(); |
| 114 | + } |
| 115 | + |
| 116 | + @Override |
| 117 | + public void onActivityDestroyed() { |
| 118 | + mClient.onDestroy(); |
| 119 | + mLauncher.getSharedPrefs().unregisterOnSharedPreferenceChangeListener(this); |
| 120 | + } |
| 121 | + |
| 122 | + @Override |
| 123 | + public void onSharedPreferenceChanged(SharedPreferences prefs, String key) { |
| 124 | + if (KEY_ENABLE_MINUS_ONE.equals(key)) { |
| 125 | + mClient.setClientOptions(getClientOptions(prefs)); |
| 126 | + } |
| 127 | + } |
| 128 | + |
| 129 | + @Override |
| 130 | + public void onServiceStateChanged(boolean overlayAttached, boolean hotwordActive) { |
| 131 | + if (overlayAttached != mWasOverlayAttached) { |
| 132 | + mWasOverlayAttached = overlayAttached; |
| 133 | + mLauncher.setLauncherOverlay(overlayAttached ? this : null); |
| 134 | + } |
| 135 | + } |
| 136 | + |
| 137 | + @Override |
| 138 | + public void onOverlayScrollChanged(float progress) { |
| 139 | + if (mLauncherOverlayCallbacks != null) { |
| 140 | + mLauncherOverlayCallbacks.onOverlayScrollChanged(progress); |
| 141 | + } |
| 142 | + } |
| 143 | + |
| 144 | + @Override |
| 145 | + public void onScrollInteractionBegin() { |
| 146 | + mClient.startMove(); |
| 147 | + } |
| 148 | + |
| 149 | + @Override |
| 150 | + public void onScrollInteractionEnd() { |
| 151 | + mClient.endMove(); |
| 152 | + } |
| 153 | + |
| 154 | + @Override |
| 155 | + public void onScrollChange(float progress, boolean rtl) { |
| 156 | + mClient.updateMove(progress); |
| 157 | + } |
| 158 | + |
| 159 | + @Override |
| 160 | + public void setOverlayCallbacks(LauncherOverlayCallbacks callbacks) { |
| 161 | + mLauncherOverlayCallbacks = callbacks; |
| 162 | + } |
| 163 | + |
| 164 | + private LauncherClient.ClientOptions getClientOptions(SharedPreferences prefs) { |
| 165 | + return new LauncherClient.ClientOptions( |
| 166 | + prefs.getBoolean(KEY_ENABLE_MINUS_ONE, true), |
| 167 | + true, /* enableHotword */ |
| 168 | + true /* enablePrewarming */ |
| 169 | + ); |
| 170 | + } |
| 171 | +} |
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