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1 /*
2  * Copyright (C) 2015 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.systemui.volume;
18 
19 import static android.accessibilityservice.AccessibilityServiceInfo.FEEDBACK_ALL_MASK;
20 import static android.accessibilityservice.AccessibilityServiceInfo.FEEDBACK_GENERIC;
21 
22 import android.accessibilityservice.AccessibilityServiceInfo;
23 import android.animation.LayoutTransition;
24 import android.animation.ObjectAnimator;
25 import android.animation.ValueAnimator;
26 import android.annotation.SuppressLint;
27 import android.app.Dialog;
28 import android.app.KeyguardManager;
29 import android.content.Context;
30 import android.content.res.ColorStateList;
31 import android.content.res.Resources;
32 import android.graphics.Color;
33 import android.graphics.PixelFormat;
34 import android.graphics.Rect;
35 import android.graphics.drawable.AnimatedVectorDrawable;
36 import android.graphics.drawable.ColorDrawable;
37 import android.graphics.drawable.Drawable;
38 import android.media.AudioManager;
39 import android.media.AudioSystem;
40 import android.os.Debug;
41 import android.os.Handler;
42 import android.os.Looper;
43 import android.os.Message;
44 import android.os.SystemClock;
45 import android.provider.Settings.Global;
46 import android.util.DisplayMetrics;
47 import android.util.Log;
48 import android.util.SparseBooleanArray;
49 import android.view.Gravity;
50 import android.view.MotionEvent;
51 import android.view.View;
52 import android.view.View.AccessibilityDelegate;
53 import android.view.View.OnAttachStateChangeListener;
54 import android.view.View.OnClickListener;
55 import android.view.View.OnLayoutChangeListener;
56 import android.view.View.OnTouchListener;
57 import android.view.ViewGroup;
58 import android.view.ViewGroup.MarginLayoutParams;
59 import android.view.Window;
60 import android.view.WindowManager;
61 import android.view.accessibility.AccessibilityEvent;
62 import android.view.accessibility.AccessibilityManager;
63 import android.view.accessibility.AccessibilityManager.AccessibilityStateChangeListener;
64 import android.view.animation.DecelerateInterpolator;
65 import android.widget.ImageButton;
66 import android.widget.LinearLayout;
67 import android.widget.SeekBar;
68 import android.widget.SeekBar.OnSeekBarChangeListener;
69 import android.widget.TextView;
70 
71 import com.android.systemui.R;
72 import com.android.systemui.statusbar.policy.ZenModeController;
73 import com.android.systemui.volume.VolumeDialogController.State;
74 import com.android.systemui.volume.VolumeDialogController.StreamState;
75 
76 import java.io.PrintWriter;
77 import java.util.ArrayList;
78 import java.util.List;
79 
80 /**
81  * Visual presentation of the volume dialog.
82  *
83  * A client of VolumeDialogController and its state model.
84  *
85  * Methods ending in "H" must be called on the (ui) handler.
86  */
87 public class VolumeDialog {
88     private static final String TAG = Util.logTag(VolumeDialog.class);
89 
90     private static final long USER_ATTEMPT_GRACE_PERIOD = 1000;
91     private static final int WAIT_FOR_RIPPLE = 200;
92     private static final int UPDATE_ANIMATION_DURATION = 80;
93 
94     private final Context mContext;
95     private final H mHandler = new H();
96     private final VolumeDialogController mController;
97 
98     private final CustomDialog mDialog;
99     private final ViewGroup mDialogView;
100     private final ViewGroup mDialogContentView;
101     private final ImageButton mExpandButton;
102     private final View mSettingsButton;
103     private final List<VolumeRow> mRows = new ArrayList<VolumeRow>();
104     private final SpTexts mSpTexts;
105     private final SparseBooleanArray mDynamic = new SparseBooleanArray();
106     private final KeyguardManager mKeyguard;
107     private final AudioManager mAudioManager;
108     private final int mExpandButtonAnimationDuration;
109     private final ZenFooter mZenFooter;
110     private final LayoutTransition mLayoutTransition;
111     private final Object mSafetyWarningLock = new Object();
112     private final Accessibility mAccessibility = new Accessibility();
113     private final ColorStateList mActiveSliderTint;
114     private final ColorStateList mInactiveSliderTint;
115     private final VolumeDialogMotion mMotion;
116 
117     private boolean mShowing;
118     private boolean mExpanded;
119     private int mActiveStream;
120     private boolean mShowHeaders = VolumePrefs.DEFAULT_SHOW_HEADERS;
121     private boolean mAutomute = VolumePrefs.DEFAULT_ENABLE_AUTOMUTE;
122     private boolean mSilentMode = VolumePrefs.DEFAULT_ENABLE_SILENT_MODE;
123     private State mState;
124     private int mExpandButtonRes;
125     private boolean mExpandButtonAnimationRunning;
126     private SafetyWarningDialog mSafetyWarning;
127     private Callback mCallback;
128     private boolean mPendingStateChanged;
129     private boolean mPendingRecheckAll;
130     private long mCollapseTime;
131 
VolumeDialog(Context context, int windowType, VolumeDialogController controller, ZenModeController zenModeController, Callback callback)132     public VolumeDialog(Context context, int windowType, VolumeDialogController controller,
133             ZenModeController zenModeController, Callback callback) {
134         mContext = context;
135         mController = controller;
136         mCallback = callback;
137         mSpTexts = new SpTexts(mContext);
138         mKeyguard = (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
139         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
140 
141         mDialog = new CustomDialog(mContext);
142 
143         final Window window = mDialog.getWindow();
144         window.requestFeature(Window.FEATURE_NO_TITLE);
145         window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
146         window.clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);
147         window.addFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
148                 | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
149                 | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
150                 | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
151                 | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH
152                 | WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED);
153         mDialog.setCanceledOnTouchOutside(true);
154         final Resources res = mContext.getResources();
155         final WindowManager.LayoutParams lp = window.getAttributes();
156         lp.type = windowType;
157         lp.format = PixelFormat.TRANSLUCENT;
158         lp.setTitle(VolumeDialog.class.getSimpleName());
159         lp.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL;
160         lp.y = res.getDimensionPixelSize(R.dimen.volume_offset_top);
161         lp.gravity = Gravity.TOP;
162         lp.windowAnimations = -1;
163         window.setAttributes(lp);
164         window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_NOTHING);
165 
166         mActiveSliderTint = loadColorStateList(R.color.system_accent_color);
167         mInactiveSliderTint = loadColorStateList(R.color.volume_slider_inactive);
168         mDialog.setContentView(R.layout.volume_dialog);
169         mDialogView = (ViewGroup) mDialog.findViewById(R.id.volume_dialog);
170         mDialogContentView = (ViewGroup) mDialog.findViewById(R.id.volume_dialog_content);
171         mExpandButton = (ImageButton) mDialogView.findViewById(R.id.volume_expand_button);
172         mExpandButton.setOnClickListener(mClickExpand);
173         updateWindowWidthH();
174         updateExpandButtonH();
175         mLayoutTransition = new LayoutTransition();
176         mLayoutTransition.setDuration(new ValueAnimator().getDuration() / 2);
177         mDialogContentView.setLayoutTransition(mLayoutTransition);
178         mMotion = new VolumeDialogMotion(mDialog, mDialogView, mDialogContentView, mExpandButton,
179                 new VolumeDialogMotion.Callback() {
180             @Override
181             public void onAnimatingChanged(boolean animating) {
182                 if (animating) return;
183                 if (mPendingStateChanged) {
184                     mHandler.sendEmptyMessage(H.STATE_CHANGED);
185                     mPendingStateChanged = false;
186                 }
187                 if (mPendingRecheckAll) {
188                     mHandler.sendEmptyMessage(H.RECHECK_ALL);
189                     mPendingRecheckAll = false;
190                 }
191             }
192         });
193 
194         addRow(AudioManager.STREAM_RING,
195                 R.drawable.ic_volume_ringer, R.drawable.ic_volume_ringer_mute, true);
196         addRow(AudioManager.STREAM_MUSIC,
197                 R.drawable.ic_volume_media, R.drawable.ic_volume_media_mute, true);
198         addRow(AudioManager.STREAM_ALARM,
199                 R.drawable.ic_volume_alarm, R.drawable.ic_volume_alarm_mute, false);
200         addRow(AudioManager.STREAM_VOICE_CALL,
201                 R.drawable.ic_volume_voice, R.drawable.ic_volume_voice, false);
202         addRow(AudioManager.STREAM_BLUETOOTH_SCO,
203                 R.drawable.ic_volume_bt_sco, R.drawable.ic_volume_bt_sco, false);
204         addRow(AudioManager.STREAM_SYSTEM,
205                 R.drawable.ic_volume_system, R.drawable.ic_volume_system_mute, false);
206 
207         mSettingsButton = mDialog.findViewById(R.id.volume_settings_button);
208         mSettingsButton.setOnClickListener(mClickSettings);
209         mExpandButtonAnimationDuration = res.getInteger(R.integer.volume_expand_animation_duration);
210         mZenFooter = (ZenFooter) mDialog.findViewById(R.id.volume_zen_footer);
211         mZenFooter.init(zenModeController);
212 
213         mAccessibility.init();
214 
215         controller.addCallback(mControllerCallbackH, mHandler);
216         controller.getState();
217     }
218 
loadColorStateList(int colorResId)219     private ColorStateList loadColorStateList(int colorResId) {
220         return ColorStateList.valueOf(mContext.getColor(colorResId));
221     }
222 
updateWindowWidthH()223     private void updateWindowWidthH() {
224         final ViewGroup.LayoutParams lp = mDialogView.getLayoutParams();
225         final DisplayMetrics dm = mContext.getResources().getDisplayMetrics();
226         if (D.BUG) Log.d(TAG, "updateWindowWidth dm.w=" + dm.widthPixels);
227         int w = dm.widthPixels;
228         final int max = mContext.getResources()
229                 .getDimensionPixelSize(R.dimen.standard_notification_panel_width);
230         if (w > max) {
231             w = max;
232         }
233         w -= mContext.getResources().getDimensionPixelSize(R.dimen.notification_side_padding) * 2;
234         lp.width = w;
235         mDialogView.setLayoutParams(lp);
236     }
237 
setStreamImportant(int stream, boolean important)238     public void setStreamImportant(int stream, boolean important) {
239         mHandler.obtainMessage(H.SET_STREAM_IMPORTANT, stream, important ? 1 : 0).sendToTarget();
240     }
241 
setShowHeaders(boolean showHeaders)242     public void setShowHeaders(boolean showHeaders) {
243         if (showHeaders == mShowHeaders) return;
244         mShowHeaders = showHeaders;
245         mHandler.sendEmptyMessage(H.RECHECK_ALL);
246     }
247 
setAutomute(boolean automute)248     public void setAutomute(boolean automute) {
249         if (mAutomute == automute) return;
250         mAutomute = automute;
251         mHandler.sendEmptyMessage(H.RECHECK_ALL);
252     }
253 
setSilentMode(boolean silentMode)254     public void setSilentMode(boolean silentMode) {
255         if (mSilentMode == silentMode) return;
256         mSilentMode = silentMode;
257         mHandler.sendEmptyMessage(H.RECHECK_ALL);
258     }
259 
addRow(int stream, int iconRes, int iconMuteRes, boolean important)260     private void addRow(int stream, int iconRes, int iconMuteRes, boolean important) {
261         final VolumeRow row = initRow(stream, iconRes, iconMuteRes, important);
262         if (!mRows.isEmpty()) {
263             final View v = new View(mContext);
264             v.setId(android.R.id.background);
265             final int h = mContext.getResources()
266                     .getDimensionPixelSize(R.dimen.volume_slider_interspacing);
267             final LinearLayout.LayoutParams lp =
268                     new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, h);
269             mDialogContentView.addView(v, mDialogContentView.getChildCount() - 1, lp);
270             row.space = v;
271         }
272         row.settingsButton.addOnLayoutChangeListener(new OnLayoutChangeListener() {
273             @Override
274             public void onLayoutChange(View v, int left, int top, int right, int bottom,
275                     int oldLeft, int oldTop, int oldRight, int oldBottom) {
276                 final boolean moved = oldLeft != left || oldTop != top;
277                 if (D.BUG) Log.d(TAG, "onLayoutChange moved=" + moved
278                         + " old=" + new Rect(oldLeft, oldTop, oldRight, oldBottom).toShortString()
279                         + " new=" + new Rect(left,top,right,bottom).toShortString());
280                 if (moved) {
281                     for (int i = 0; i < mDialogContentView.getChildCount(); i++) {
282                         final View c = mDialogContentView.getChildAt(i);
283                         if (!c.isShown()) continue;
284                         if (c == row.view) {
285                             repositionExpandAnim(row);
286                         }
287                         return;
288                     }
289                 }
290             }
291         });
292         // add new row just before the footer
293         mDialogContentView.addView(row.view, mDialogContentView.getChildCount() - 1);
294         mRows.add(row);
295     }
296 
isAttached()297     private boolean isAttached() {
298         return mDialogContentView != null && mDialogContentView.isAttachedToWindow();
299     }
300 
getActiveRow()301     private VolumeRow getActiveRow() {
302         for (VolumeRow row : mRows) {
303             if (row.stream == mActiveStream) {
304                 return row;
305             }
306         }
307         return mRows.get(0);
308     }
309 
findRow(int stream)310     private VolumeRow findRow(int stream) {
311         for (VolumeRow row : mRows) {
312             if (row.stream == stream) return row;
313         }
314         return null;
315     }
316 
repositionExpandAnim(VolumeRow row)317     private void repositionExpandAnim(VolumeRow row) {
318         final int[] loc = new int[2];
319         row.settingsButton.getLocationInWindow(loc);
320         final MarginLayoutParams mlp = (MarginLayoutParams) mDialogView.getLayoutParams();
321         final int x = loc[0] - mlp.leftMargin;
322         final int y = loc[1] - mlp.topMargin;
323         if (D.BUG) Log.d(TAG, "repositionExpandAnim x=" + x + " y=" + y);
324         mExpandButton.setTranslationX(x);
325         mExpandButton.setTranslationY(y);
326         mExpandButton.setTag((Integer) y);
327     }
328 
dump(PrintWriter writer)329     public void dump(PrintWriter writer) {
330         writer.println(VolumeDialog.class.getSimpleName() + " state:");
331         writer.print("  mShowing: "); writer.println(mShowing);
332         writer.print("  mExpanded: "); writer.println(mExpanded);
333         writer.print("  mExpandButtonAnimationRunning: ");
334         writer.println(mExpandButtonAnimationRunning);
335         writer.print("  mActiveStream: "); writer.println(mActiveStream);
336         writer.print("  mDynamic: "); writer.println(mDynamic);
337         writer.print("  mShowHeaders: "); writer.println(mShowHeaders);
338         writer.print("  mAutomute: "); writer.println(mAutomute);
339         writer.print("  mSilentMode: "); writer.println(mSilentMode);
340         writer.print("  mCollapseTime: "); writer.println(mCollapseTime);
341         writer.print("  mAccessibility.mFeedbackEnabled: ");
342         writer.println(mAccessibility.mFeedbackEnabled);
343     }
344 
getImpliedLevel(SeekBar seekBar, int progress)345     private static int getImpliedLevel(SeekBar seekBar, int progress) {
346         final int m = seekBar.getMax();
347         final int n = m / 100 - 1;
348         final int level = progress == 0 ? 0
349                 : progress == m ? (m / 100) : (1 + (int)((progress / (float) m) * n));
350         return level;
351     }
352 
353     @SuppressLint("InflateParams")
initRow(final int stream, int iconRes, int iconMuteRes, boolean important)354     private VolumeRow initRow(final int stream, int iconRes, int iconMuteRes, boolean important) {
355         final VolumeRow row = new VolumeRow();
356         row.stream = stream;
357         row.iconRes = iconRes;
358         row.iconMuteRes = iconMuteRes;
359         row.important = important;
360         row.view = mDialog.getLayoutInflater().inflate(R.layout.volume_dialog_row, null);
361         row.view.setTag(row);
362         row.header = (TextView) row.view.findViewById(R.id.volume_row_header);
363         mSpTexts.add(row.header);
364         row.slider = (SeekBar) row.view.findViewById(R.id.volume_row_slider);
365         row.slider.setOnSeekBarChangeListener(new VolumeSeekBarChangeListener(row));
366 
367         // forward events above the slider into the slider
368         row.view.setOnTouchListener(new OnTouchListener() {
369             private final Rect mSliderHitRect = new Rect();
370             private boolean mDragging;
371 
372             @SuppressLint("ClickableViewAccessibility")
373             @Override
374             public boolean onTouch(View v, MotionEvent event) {
375                 row.slider.getHitRect(mSliderHitRect);
376                 if (!mDragging && event.getActionMasked() == MotionEvent.ACTION_DOWN
377                         && event.getY() < mSliderHitRect.top) {
378                     mDragging = true;
379                 }
380                 if (mDragging) {
381                     event.offsetLocation(-mSliderHitRect.left, -mSliderHitRect.top);
382                     row.slider.dispatchTouchEvent(event);
383                     if (event.getActionMasked() == MotionEvent.ACTION_UP
384                             || event.getActionMasked() == MotionEvent.ACTION_CANCEL) {
385                         mDragging = false;
386                     }
387                     return true;
388                 }
389                 return false;
390             }
391         });
392         row.icon = (ImageButton) row.view.findViewById(R.id.volume_row_icon);
393         row.icon.setImageResource(iconRes);
394         row.icon.setOnClickListener(new OnClickListener() {
395             @Override
396             public void onClick(View v) {
397                 Events.writeEvent(mContext, Events.EVENT_ICON_CLICK, row.stream, row.iconState);
398                 mController.setActiveStream(row.stream);
399                 if (row.stream == AudioManager.STREAM_RING) {
400                     final boolean hasVibrator = mController.hasVibrator();
401                     if (mState.ringerModeInternal == AudioManager.RINGER_MODE_NORMAL) {
402                         if (hasVibrator) {
403                             mController.setRingerMode(AudioManager.RINGER_MODE_VIBRATE, false);
404                         } else {
405                             final boolean wasZero = row.ss.level == 0;
406                             mController.setStreamVolume(stream, wasZero ? row.lastAudibleLevel : 0);
407                         }
408                     } else {
409                         mController.setRingerMode(AudioManager.RINGER_MODE_NORMAL, false);
410                         if (row.ss.level == 0) {
411                             mController.setStreamVolume(stream, 1);
412                         }
413                     }
414                 } else {
415                     final boolean vmute = row.ss.level == 0;
416                     mController.setStreamVolume(stream, vmute ? row.lastAudibleLevel : 0);
417                 }
418                 row.userAttempt = 0;  // reset the grace period, slider should update immediately
419             }
420         });
421         row.settingsButton = (ImageButton) row.view.findViewById(R.id.volume_settings_button);
422         row.settingsButton.setOnClickListener(mClickSettings);
423         return row;
424     }
425 
destroy()426     public void destroy() {
427         mController.removeCallback(mControllerCallbackH);
428     }
429 
show(int reason)430     public void show(int reason) {
431         mHandler.obtainMessage(H.SHOW, reason, 0).sendToTarget();
432     }
433 
dismiss(int reason)434     public void dismiss(int reason) {
435         mHandler.obtainMessage(H.DISMISS, reason, 0).sendToTarget();
436     }
437 
showH(int reason)438     private void showH(int reason) {
439         if (D.BUG) Log.d(TAG, "showH r=" + Events.DISMISS_REASONS[reason]);
440         mHandler.removeMessages(H.SHOW);
441         mHandler.removeMessages(H.DISMISS);
442         rescheduleTimeoutH();
443         if (mShowing) return;
444         mShowing = true;
445         mMotion.startShow();
446         Events.writeEvent(mContext, Events.EVENT_SHOW_DIALOG, reason, mKeyguard.isKeyguardLocked());
447         mController.notifyVisible(true);
448     }
449 
rescheduleTimeoutH()450     protected void rescheduleTimeoutH() {
451         mHandler.removeMessages(H.DISMISS);
452         final int timeout = computeTimeoutH();
453         mHandler.sendMessageDelayed(mHandler
454                 .obtainMessage(H.DISMISS, Events.DISMISS_REASON_TIMEOUT, 0), timeout);
455         if (D.BUG) Log.d(TAG, "rescheduleTimeout " + timeout + " " + Debug.getCaller());
456         mController.userActivity();
457     }
458 
computeTimeoutH()459     private int computeTimeoutH() {
460         if (mAccessibility.mFeedbackEnabled) return 20000;
461         if (mSafetyWarning != null) return 5000;
462         if (mExpanded || mExpandButtonAnimationRunning) return 5000;
463         if (mActiveStream == AudioManager.STREAM_MUSIC) return 1500;
464         return 3000;
465     }
466 
dismissH(int reason)467     protected void dismissH(int reason) {
468         if (mMotion.isAnimating()) {
469             return;
470         }
471         mHandler.removeMessages(H.DISMISS);
472         mHandler.removeMessages(H.SHOW);
473         if (!mShowing) return;
474         mShowing = false;
475         mMotion.startDismiss(new Runnable() {
476             @Override
477             public void run() {
478                 setExpandedH(false);
479             }
480         });
481         Events.writeEvent(mContext, Events.EVENT_DISMISS_DIALOG, reason);
482         mController.notifyVisible(false);
483         synchronized (mSafetyWarningLock) {
484             if (mSafetyWarning != null) {
485                 if (D.BUG) Log.d(TAG, "SafetyWarning dismissed");
486                 mSafetyWarning.dismiss();
487             }
488         }
489     }
490 
updateDialogBottomMarginH()491     private void updateDialogBottomMarginH() {
492         final long diff = System.currentTimeMillis() - mCollapseTime;
493         final boolean collapsing = mCollapseTime != 0 && diff < getConservativeCollapseDuration();
494         final ViewGroup.MarginLayoutParams mlp = (MarginLayoutParams) mDialogView.getLayoutParams();
495         final int bottomMargin = collapsing ? mDialogContentView.getHeight() :
496                 mContext.getResources().getDimensionPixelSize(R.dimen.volume_dialog_margin_bottom);
497         if (bottomMargin != mlp.bottomMargin) {
498             if (D.BUG) Log.d(TAG, "bottomMargin " + mlp.bottomMargin + " -> " + bottomMargin);
499             mlp.bottomMargin = bottomMargin;
500             mDialogView.setLayoutParams(mlp);
501         }
502     }
503 
504     private long getConservativeCollapseDuration() {
505         return mExpandButtonAnimationDuration * 3;
506     }
507 
508     private void prepareForCollapse() {
509         mHandler.removeMessages(H.UPDATE_BOTTOM_MARGIN);
510         mCollapseTime = System.currentTimeMillis();
511         updateDialogBottomMarginH();
512         mHandler.sendEmptyMessageDelayed(H.UPDATE_BOTTOM_MARGIN, getConservativeCollapseDuration());
513     }
514 
515     private void setExpandedH(boolean expanded) {
516         if (mExpanded == expanded) return;
517         mExpanded = expanded;
518         mExpandButtonAnimationRunning = isAttached();
519         if (D.BUG) Log.d(TAG, "setExpandedH " + expanded);
520         if (!mExpanded && mExpandButtonAnimationRunning) {
521             prepareForCollapse();
522         }
523         updateRowsH();
524         if (mExpandButtonAnimationRunning) {
525             final Drawable d = mExpandButton.getDrawable();
526             if (d instanceof AnimatedVectorDrawable) {
527                 // workaround to reset drawable
528                 final AnimatedVectorDrawable avd = (AnimatedVectorDrawable) d.getConstantState()
529                         .newDrawable();
530                 mExpandButton.setImageDrawable(avd);
531                 avd.start();
532                 mHandler.postDelayed(new Runnable() {
533                     @Override
534                     public void run() {
535                         mExpandButtonAnimationRunning = false;
536                         updateExpandButtonH();
537                         rescheduleTimeoutH();
538                     }
539                 }, mExpandButtonAnimationDuration);
540             }
541         }
542         rescheduleTimeoutH();
543     }
544 
545     private void updateExpandButtonH() {
546         if (D.BUG) Log.d(TAG, "updateExpandButtonH");
547         mExpandButton.setClickable(!mExpandButtonAnimationRunning);
548         if (mExpandButtonAnimationRunning && isAttached()) return;
549         final int res = mExpanded ? R.drawable.ic_volume_collapse_animation
550                 : R.drawable.ic_volume_expand_animation;
551         if (res == mExpandButtonRes) return;
552         mExpandButtonRes = res;
553         mExpandButton.setImageResource(res);
554         mExpandButton.setContentDescription(mContext.getString(mExpanded ?
555                 R.string.accessibility_volume_collapse : R.string.accessibility_volume_expand));
556     }
557 
558     private boolean isVisibleH(VolumeRow row, boolean isActive) {
559         return mExpanded && row.view.getVisibility() == View.VISIBLE
560                 || (mExpanded && (row.important || isActive))
561                 || !mExpanded && isActive;
562     }
563 
564     private void updateRowsH() {
565         if (D.BUG) Log.d(TAG, "updateRowsH");
566         final VolumeRow activeRow = getActiveRow();
567         updateFooterH();
568         updateExpandButtonH();
569         if (!mShowing) {
570             trimObsoleteH();
571         }
572         // apply changes to all rows
573         for (VolumeRow row : mRows) {
574             final boolean isActive = row == activeRow;
575             final boolean visible = isVisibleH(row, isActive);
576             Util.setVisOrGone(row.view, visible);
577             Util.setVisOrGone(row.space, visible && mExpanded);
578             final int expandButtonRes = mExpanded ? R.drawable.ic_volume_settings : 0;
579             if (expandButtonRes != row.cachedExpandButtonRes) {
580                 row.cachedExpandButtonRes = expandButtonRes;
581                 if (expandButtonRes == 0) {
582                     row.settingsButton.setImageDrawable(null);
583                 } else {
584                     row.settingsButton.setImageResource(expandButtonRes);
585                 }
586             }
587             Util.setVisOrInvis(row.settingsButton, false);
588             updateVolumeRowHeaderVisibleH(row);
589             row.header.setAlpha(mExpanded && isActive ? 1 : 0.5f);
590             updateVolumeRowSliderTintH(row, isActive);
591         }
592     }
593 
594     private void trimObsoleteH() {
595         if (D.BUG) Log.d(TAG, "trimObsoleteH");
596         for (int i = mRows.size() -1; i >= 0; i--) {
597             final VolumeRow row = mRows.get(i);
598             if (row.ss == null || !row.ss.dynamic) continue;
599             if (!mDynamic.get(row.stream)) {
600                 mRows.remove(i);
601                 mDialogContentView.removeView(row.view);
602                 mDialogContentView.removeView(row.space);
603             }
604         }
605     }
606 
onStateChangedH(State state)607     private void onStateChangedH(State state) {
608         final boolean animating = mMotion.isAnimating();
609         if (D.BUG) Log.d(TAG, "onStateChangedH animating=" + animating);
610         mState = state;
611         if (animating) {
612             mPendingStateChanged = true;
613             return;
614         }
615         mDynamic.clear();
616         // add any new dynamic rows
617         for (int i = 0; i < state.states.size(); i++) {
618             final int stream = state.states.keyAt(i);
619             final StreamState ss = state.states.valueAt(i);
620             if (!ss.dynamic) continue;
621             mDynamic.put(stream, true);
622             if (findRow(stream) == null) {
623                 addRow(stream, R.drawable.ic_volume_remote, R.drawable.ic_volume_remote_mute, true);
624             }
625         }
626 
627         if (mActiveStream != state.activeStream) {
628             mActiveStream = state.activeStream;
629             updateRowsH();
630             rescheduleTimeoutH();
631         }
632         for (VolumeRow row : mRows) {
633             updateVolumeRowH(row);
634         }
635         updateFooterH();
636     }
637 
updateFooterH()638     private void updateFooterH() {
639         if (D.BUG) Log.d(TAG, "updateFooterH");
640         final boolean wasVisible = mZenFooter.getVisibility() == View.VISIBLE;
641         final boolean visible = mState.zenMode != Global.ZEN_MODE_OFF
642                 && mAudioManager.isStreamAffectedByRingerMode(mActiveStream);
643         if (wasVisible != visible && !visible) {
644             prepareForCollapse();
645         }
646         Util.setVisOrGone(mZenFooter, visible);
647         mZenFooter.update();
648     }
649 
updateVolumeRowH(VolumeRow row)650     private void updateVolumeRowH(VolumeRow row) {
651         if (D.BUG) Log.d(TAG, "updateVolumeRowH s=" + row.stream);
652         if (mState == null) return;
653         final StreamState ss = mState.states.get(row.stream);
654         if (ss == null) return;
655         row.ss = ss;
656         if (ss.level > 0) {
657             row.lastAudibleLevel = ss.level;
658         }
659         if (ss.level == row.requestedLevel) {
660             row.requestedLevel = -1;
661         }
662         final boolean isRingStream = row.stream == AudioManager.STREAM_RING;
663         final boolean isSystemStream = row.stream == AudioManager.STREAM_SYSTEM;
664         final boolean isAlarmStream = row.stream == AudioManager.STREAM_ALARM;
665         final boolean isMusicStream = row.stream == AudioManager.STREAM_MUSIC;
666         final boolean isRingVibrate = isRingStream
667                 && mState.ringerModeInternal == AudioManager.RINGER_MODE_VIBRATE;
668         final boolean isRingSilent = isRingStream
669                 && mState.ringerModeInternal == AudioManager.RINGER_MODE_SILENT;
670         final boolean isZenAlarms = mState.zenMode == Global.ZEN_MODE_ALARMS;
671         final boolean isZenNone = mState.zenMode == Global.ZEN_MODE_NO_INTERRUPTIONS;
672         final boolean isZenPriority = mState.zenMode == Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS;
673         final boolean isRingZenNone = (isRingStream || isSystemStream) && isZenNone;
674         final boolean isRingLimited = isRingStream && isZenPriority;
675         final boolean zenMuted = isZenAlarms ? (isRingStream || isSystemStream)
676                 : isZenNone ? (isRingStream || isSystemStream || isAlarmStream || isMusicStream)
677                 : false;
678 
679         // update slider max
680         final int max = ss.levelMax * 100;
681         if (max != row.slider.getMax()) {
682             row.slider.setMax(max);
683         }
684 
685         // update header visible
686         updateVolumeRowHeaderVisibleH(row);
687 
688         // update header text
689         String text = ss.name;
690         if (mShowHeaders) {
691             if (isRingZenNone) {
692                 text = mContext.getString(R.string.volume_stream_muted_dnd, ss.name);
693             } else if (isRingVibrate && isRingLimited) {
694                 text = mContext.getString(R.string.volume_stream_vibrate_dnd, ss.name);
695             } else if (isRingVibrate) {
696                 text = mContext.getString(R.string.volume_stream_vibrate, ss.name);
697             } else if (ss.muted || mAutomute && ss.level == 0) {
698                 text = mContext.getString(R.string.volume_stream_muted, ss.name);
699             } else if (isRingLimited) {
700                 text = mContext.getString(R.string.volume_stream_limited_dnd, ss.name);
701             }
702         }
703         Util.setText(row.header, text);
704 
705         // update icon
706         final boolean iconEnabled = (mAutomute || ss.muteSupported) && !zenMuted;
707         row.icon.setEnabled(iconEnabled);
708         row.icon.setAlpha(iconEnabled ? 1 : 0.5f);
709         final int iconRes =
710                 isRingVibrate ? R.drawable.ic_volume_ringer_vibrate
711                 : isRingSilent || zenMuted ? row.cachedIconRes
712                 : ss.routedToBluetooth ?
713                         (ss.muted ? R.drawable.ic_volume_media_bt_mute
714                                 : R.drawable.ic_volume_media_bt)
715                 : mAutomute && ss.level == 0 ? row.iconMuteRes
716                 : (ss.muted ? row.iconMuteRes : row.iconRes);
717         if (iconRes != row.cachedIconRes) {
718             if (row.cachedIconRes != 0 && isRingVibrate) {
719                 mController.vibrate();
720             }
721             row.cachedIconRes = iconRes;
722             row.icon.setImageResource(iconRes);
723         }
724         row.iconState =
725                 iconRes == R.drawable.ic_volume_ringer_vibrate ? Events.ICON_STATE_VIBRATE
726                 : (iconRes == R.drawable.ic_volume_media_bt_mute || iconRes == row.iconMuteRes)
727                         ? Events.ICON_STATE_MUTE
728                 : (iconRes == R.drawable.ic_volume_media_bt || iconRes == row.iconRes)
729                         ? Events.ICON_STATE_UNMUTE
730                 : Events.ICON_STATE_UNKNOWN;
731         row.icon.setContentDescription(ss.name);
732 
733         // update slider
734         final boolean enableSlider = !zenMuted;
735         final int vlevel = row.ss.muted && (isRingVibrate || !isRingStream && !zenMuted) ? 0
736                 : row.ss.level;
737         updateVolumeRowSliderH(row, enableSlider, vlevel);
738     }
739 
updateVolumeRowHeaderVisibleH(VolumeRow row)740     private void updateVolumeRowHeaderVisibleH(VolumeRow row) {
741         final boolean dynamic = row.ss != null && row.ss.dynamic;
742         final boolean showHeaders = mShowHeaders || mExpanded && dynamic;
743         if (row.cachedShowHeaders != showHeaders) {
744             row.cachedShowHeaders = showHeaders;
745             Util.setVisOrGone(row.header, showHeaders);
746         }
747     }
748 
updateVolumeRowSliderTintH(VolumeRow row, boolean isActive)749     private void updateVolumeRowSliderTintH(VolumeRow row, boolean isActive) {
750         if (isActive && mExpanded) {
751             row.slider.requestFocus();
752         }
753         final ColorStateList tint = isActive && row.slider.isEnabled() ? mActiveSliderTint
754                 : mInactiveSliderTint;
755         if (tint == row.cachedSliderTint) return;
756         row.cachedSliderTint = tint;
757         row.slider.setProgressTintList(tint);
758         row.slider.setThumbTintList(tint);
759     }
760 
updateVolumeRowSliderH(VolumeRow row, boolean enable, int vlevel)761     private void updateVolumeRowSliderH(VolumeRow row, boolean enable, int vlevel) {
762         row.slider.setEnabled(enable);
763         updateVolumeRowSliderTintH(row, row.stream == mActiveStream);
764         if (row.tracking) {
765             return;  // don't update if user is sliding
766         }
767         final int progress = row.slider.getProgress();
768         final int level = getImpliedLevel(row.slider, progress);
769         final boolean rowVisible = row.view.getVisibility() == View.VISIBLE;
770         final boolean inGracePeriod = (SystemClock.uptimeMillis() - row.userAttempt)
771                 < USER_ATTEMPT_GRACE_PERIOD;
772         mHandler.removeMessages(H.RECHECK, row);
773         if (mShowing && rowVisible && inGracePeriod) {
774             if (D.BUG) Log.d(TAG, "inGracePeriod");
775             mHandler.sendMessageAtTime(mHandler.obtainMessage(H.RECHECK, row),
776                     row.userAttempt + USER_ATTEMPT_GRACE_PERIOD);
777             return;  // don't update if visible and in grace period
778         }
779         if (vlevel == level) {
780             if (mShowing && rowVisible) {
781                 return;  // don't clamp if visible
782             }
783         }
784         final int newProgress = vlevel * 100;
785         if (progress != newProgress) {
786             if (mShowing && rowVisible) {
787                 // animate!
788                 if (row.anim != null && row.anim.isRunning()
789                         && row.animTargetProgress == newProgress) {
790                     return;  // already animating to the target progress
791                 }
792                 // start/update animation
793                 if (row.anim == null) {
794                     row.anim = ObjectAnimator.ofInt(row.slider, "progress", progress, newProgress);
795                     row.anim.setInterpolator(new DecelerateInterpolator());
796                 } else {
797                     row.anim.cancel();
798                     row.anim.setIntValues(progress, newProgress);
799                 }
800                 row.animTargetProgress = newProgress;
801                 row.anim.setDuration(UPDATE_ANIMATION_DURATION);
802                 row.anim.start();
803             } else {
804                 // update slider directly to clamped value
805                 if (row.anim != null) {
806                     row.anim.cancel();
807                 }
808                 row.slider.setProgress(newProgress);
809             }
810         }
811     }
812 
813     private void recheckH(VolumeRow row) {
814         if (row == null) {
815             if (D.BUG) Log.d(TAG, "recheckH ALL");
816             trimObsoleteH();
817             for (VolumeRow r : mRows) {
818                 updateVolumeRowH(r);
819             }
820         } else {
821             if (D.BUG) Log.d(TAG, "recheckH " + row.stream);
822             updateVolumeRowH(row);
823         }
824     }
825 
826     private void setStreamImportantH(int stream, boolean important) {
827         for (VolumeRow row : mRows) {
828             if (row.stream == stream) {
829                 row.important = important;
830                 return;
831             }
832         }
833     }
834 
835     private void showSafetyWarningH(int flags) {
836         if ((flags & (AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_SHOW_UI_WARNINGS)) != 0
837                 || mShowing) {
838             synchronized (mSafetyWarningLock) {
839                 if (mSafetyWarning != null) {
840                     return;
841                 }
842                 mSafetyWarning = new SafetyWarningDialog(mContext, mController.getAudioManager()) {
843                     @Override
844                     protected void cleanUp() {
845                         synchronized (mSafetyWarningLock) {
846                             mSafetyWarning = null;
847                         }
848                         recheckH(null);
849                     }
850                 };
851                 mSafetyWarning.show();
852             }
853             recheckH(null);
854         }
855         rescheduleTimeoutH();
856     }
857 
858     private final VolumeDialogController.Callbacks mControllerCallbackH
859             = new VolumeDialogController.Callbacks() {
860         @Override
861         public void onShowRequested(int reason) {
862             showH(reason);
863         }
864 
865         @Override
866         public void onDismissRequested(int reason) {
867             dismissH(reason);
868         }
869 
870         @Override
871         public void onScreenOff() {
872             dismissH(Events.DISMISS_REASON_SCREEN_OFF);
873         }
874 
875         @Override
876         public void onStateChanged(State state) {
877             onStateChangedH(state);
878         }
879 
880         @Override
881         public void onLayoutDirectionChanged(int layoutDirection) {
882             mDialogView.setLayoutDirection(layoutDirection);
883         }
884 
885         @Override
886         public void onConfigurationChanged() {
887             updateWindowWidthH();
888             mSpTexts.update();
889             mZenFooter.onConfigurationChanged();
890         }
891 
892         @Override
893         public void onShowVibrateHint() {
894             if (mSilentMode) {
895                 mController.setRingerMode(AudioManager.RINGER_MODE_SILENT, false);
896             }
897         }
898 
899         @Override
900         public void onShowSilentHint() {
901             if (mSilentMode) {
902                 mController.setRingerMode(AudioManager.RINGER_MODE_NORMAL, false);
903             }
904         }
905 
906         @Override
907         public void onShowSafetyWarning(int flags) {
908             showSafetyWarningH(flags);
909         }
910     };
911 
912     private final OnClickListener mClickExpand = new OnClickListener() {
913         @Override
914         public void onClick(View v) {
915             if (mExpandButtonAnimationRunning) return;
916             final boolean newExpand = !mExpanded;
917             Events.writeEvent(mContext, Events.EVENT_EXPAND, newExpand);
918             setExpandedH(newExpand);
919         }
920     };
921 
922     private final OnClickListener mClickSettings = new OnClickListener() {
923         @Override
924         public void onClick(View v) {
925             mSettingsButton.postDelayed(new Runnable() {
926                 @Override
927                 public void run() {
928                     Events.writeEvent(mContext, Events.EVENT_SETTINGS_CLICK);
929                     if (mCallback != null) {
930                         mCallback.onSettingsClicked();
931                     }
932                 }
933             }, WAIT_FOR_RIPPLE);
934         }
935     };
936 
937     private final class H extends Handler {
938         private static final int SHOW = 1;
939         private static final int DISMISS = 2;
940         private static final int RECHECK = 3;
941         private static final int RECHECK_ALL = 4;
942         private static final int SET_STREAM_IMPORTANT = 5;
943         private static final int RESCHEDULE_TIMEOUT = 6;
944         private static final int STATE_CHANGED = 7;
945         private static final int UPDATE_BOTTOM_MARGIN = 8;
946 
947         public H() {
948             super(Looper.getMainLooper());
949         }
950 
951         @Override
952         public void handleMessage(Message msg) {
953             switch (msg.what) {
954                 case SHOW: showH(msg.arg1); break;
955                 case DISMISS: dismissH(msg.arg1); break;
956                 case RECHECK: recheckH((VolumeRow) msg.obj); break;
957                 case RECHECK_ALL: recheckH(null); break;
958                 case SET_STREAM_IMPORTANT: setStreamImportantH(msg.arg1, msg.arg2 != 0); break;
959                 case RESCHEDULE_TIMEOUT: rescheduleTimeoutH(); break;
960                 case STATE_CHANGED: onStateChangedH(mState); break;
961                 case UPDATE_BOTTOM_MARGIN: updateDialogBottomMarginH(); break;
962             }
963         }
964     }
965 
966     private final class CustomDialog extends Dialog {
967         public CustomDialog(Context context) {
968             super(context);
969         }
970 
971         @Override
972         public boolean dispatchTouchEvent(MotionEvent ev) {
973             rescheduleTimeoutH();
974             return super.dispatchTouchEvent(ev);
975         }
976 
977         @Override
978         protected void onStop() {
979             super.onStop();
980             final boolean animating = mMotion.isAnimating();
981             if (D.BUG) Log.d(TAG, "onStop animating=" + animating);
982             if (animating) {
983                 mPendingRecheckAll = true;
984                 return;
985             }
986             mHandler.sendEmptyMessage(H.RECHECK_ALL);
987         }
988 
989         @Override
990         public boolean onTouchEvent(MotionEvent event) {
991             if (isShowing()) {
992                 if (event.getAction() == MotionEvent.ACTION_OUTSIDE) {
993                     dismissH(Events.DISMISS_REASON_TOUCH_OUTSIDE);
994                     return true;
995                 }
996             }
997             return false;
998         }
999     }
1000 
1001     private final class VolumeSeekBarChangeListener implements OnSeekBarChangeListener {
1002         private final VolumeRow mRow;
1003 
1004         private VolumeSeekBarChangeListener(VolumeRow row) {
1005             mRow = row;
1006         }
1007 
1008         @Override
1009         public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
1010             if (mRow.ss == null) return;
1011             if (D.BUG) Log.d(TAG, AudioSystem.streamToString(mRow.stream)
1012                     + " onProgressChanged " + progress + " fromUser=" + fromUser);
1013             if (!fromUser) return;
1014             if (mRow.ss.levelMin > 0) {
1015                 final int minProgress = mRow.ss.levelMin * 100;
1016                 if (progress < minProgress) {
1017                     seekBar.setProgress(minProgress);
1018                 }
1019             }
1020             final int userLevel = getImpliedLevel(seekBar, progress);
1021             if (mRow.ss.level != userLevel || mRow.ss.muted && userLevel > 0) {
1022                 mRow.userAttempt = SystemClock.uptimeMillis();
1023                 if (mRow.requestedLevel != userLevel) {
1024                     mController.setStreamVolume(mRow.stream, userLevel);
1025                     mRow.requestedLevel = userLevel;
1026                     Events.writeEvent(mContext, Events.EVENT_TOUCH_LEVEL_CHANGED, mRow.stream,
1027                             userLevel);
1028                 }
1029             }
1030         }
1031 
1032         @Override
onStartTrackingTouch(SeekBar seekBar)1033         public void onStartTrackingTouch(SeekBar seekBar) {
1034             if (D.BUG) Log.d(TAG, "onStartTrackingTouch"+ " " + mRow.stream);
1035             mController.setActiveStream(mRow.stream);
1036             mRow.tracking = true;
1037         }
1038 
1039         @Override
onStopTrackingTouch(SeekBar seekBar)1040         public void onStopTrackingTouch(SeekBar seekBar) {
1041             if (D.BUG) Log.d(TAG, "onStopTrackingTouch"+ " " + mRow.stream);
1042             mRow.tracking = false;
1043             mRow.userAttempt = SystemClock.uptimeMillis();
1044             int userLevel = getImpliedLevel(seekBar, seekBar.getProgress());
1045             Events.writeEvent(mContext, Events.EVENT_TOUCH_LEVEL_DONE, mRow.stream, userLevel);
1046             if (mRow.ss.level != userLevel) {
1047                 mHandler.sendMessageDelayed(mHandler.obtainMessage(H.RECHECK, mRow),
1048                         USER_ATTEMPT_GRACE_PERIOD);
1049             }
1050         }
1051     }
1052 
1053     private final class Accessibility extends AccessibilityDelegate {
1054         private AccessibilityManager mMgr;
1055         private boolean mFeedbackEnabled;
1056 
init()1057         public void init() {
1058             mMgr = (AccessibilityManager) mContext.getSystemService(Context.ACCESSIBILITY_SERVICE);
1059             mDialogView.addOnAttachStateChangeListener(new OnAttachStateChangeListener() {
1060                 @Override
1061                 public void onViewDetachedFromWindow(View v) {
1062                     if (D.BUG) Log.d(TAG, "onViewDetachedFromWindow");
1063                     // noop
1064                 }
1065 
1066                 @Override
1067                 public void onViewAttachedToWindow(View v) {
1068                     if (D.BUG) Log.d(TAG, "onViewAttachedToWindow");
1069                     updateFeedbackEnabled();
1070                 }
1071             });
1072             mDialogView.setAccessibilityDelegate(this);
1073             mMgr.addAccessibilityStateChangeListener(new AccessibilityStateChangeListener() {
1074                 @Override
1075                 public void onAccessibilityStateChanged(boolean enabled) {
1076                     updateFeedbackEnabled();
1077                 }
1078             });
1079             updateFeedbackEnabled();
1080         }
1081 
1082         @Override
onRequestSendAccessibilityEvent(ViewGroup host, View child, AccessibilityEvent event)1083         public boolean onRequestSendAccessibilityEvent(ViewGroup host, View child,
1084                 AccessibilityEvent event) {
1085             rescheduleTimeoutH();
1086             return super.onRequestSendAccessibilityEvent(host, child, event);
1087         }
1088 
updateFeedbackEnabled()1089         private void updateFeedbackEnabled() {
1090             mFeedbackEnabled = computeFeedbackEnabled();
1091         }
1092 
computeFeedbackEnabled()1093         private boolean computeFeedbackEnabled() {
1094             // are there any enabled non-generic a11y services?
1095             final List<AccessibilityServiceInfo> services =
1096                     mMgr.getEnabledAccessibilityServiceList(FEEDBACK_ALL_MASK);
1097             for (AccessibilityServiceInfo asi : services) {
1098                 if (asi.feedbackType != 0 && asi.feedbackType != FEEDBACK_GENERIC) {
1099                     return true;
1100                 }
1101             }
1102             return false;
1103         }
1104     }
1105 
1106     private static class VolumeRow {
1107         private View view;
1108         private View space;
1109         private TextView header;
1110         private ImageButton icon;
1111         private SeekBar slider;
1112         private ImageButton settingsButton;
1113         private int stream;
1114         private StreamState ss;
1115         private long userAttempt;  // last user-driven slider change
1116         private boolean tracking;  // tracking slider touch
1117         private int requestedLevel = -1;  // pending user-requested level via progress changed
1118         private int iconRes;
1119         private int iconMuteRes;
1120         private boolean important;
1121         private int cachedIconRes;
1122         private ColorStateList cachedSliderTint;
1123         private int iconState;  // from Events
1124         private boolean cachedShowHeaders = VolumePrefs.DEFAULT_SHOW_HEADERS;
1125         private int cachedExpandButtonRes;
1126         private ObjectAnimator anim;  // slider progress animation for non-touch-related updates
1127         private int animTargetProgress;
1128         private int lastAudibleLevel = 1;
1129     }
1130 
1131     public interface Callback {
onSettingsClicked()1132         void onSettingsClicked();
onZenSettingsClicked()1133         void onZenSettingsClicked();
onZenPrioritySettingsClicked()1134         void onZenPrioritySettingsClicked();
1135     }
1136 }
1137