Bring back the old-style Ring/Vibrate/Silent states when using volume keys.

In order to completely mute the ringer (no vibrate), introduce an extra
state beyond mute, which mutes the vibrator as well, if it was enabled.

Bug: 5530217

Change-Id: Ib1f299ee6bbca56c1aa7e1100662591362d08307

Author: Amith Yamasani

core/java/android/view/VolumePanel.java

@@ -352,6 +352,10 @@ private void updateSlider(StreamControl sc) {
         sc.seekbarView.setProgress(mAudioManager.getLastAudibleStreamVolume(sc.streamType));
         final boolean muted = isMuted(sc.streamType);
         sc.icon.setImageResource(muted ? sc.iconMuteRes : sc.iconRes);
+        if (sc.streamType == AudioManager.STREAM_RING && muted
+                && mAudioManager.shouldVibrate(AudioManager.VIBRATE_TYPE_RINGER)) {
+            sc.icon.setImageResource(R.drawable.ic_audio_ring_notif_vibrate);
+        }
         sc.seekbarView.setEnabled(!muted);
     }
 
@@ -695,8 +699,14 @@ public void onClick(View v) {
             expand();
         } else if (v.getTag() instanceof StreamControl) {
             StreamControl sc = (StreamControl) v.getTag();
-            mAudioManager.setRingerMode(mAudioManager.isSilentMode()
-                    ? AudioManager.RINGER_MODE_NORMAL : AudioManager.RINGER_MODE_SILENT);
+            boolean vibeInSilent = Settings.System.getInt(mContext.getContentResolver(),
+                    System.VIBRATE_IN_SILENT, 1) == 1;
+            int newMode = mAudioManager.isSilentMode()
+                    ? AudioManager.RINGER_MODE_NORMAL
+                    : (vibeInSilent
+                            ? AudioManager.RINGER_MODE_VIBRATE 
+                            : AudioManager.RINGER_MODE_SILENT);
+            mAudioManager.setRingerMode(newMode);
             // Expand the dialog if it hasn't been expanded yet.
             if (mShowCombinedVolumes && !isExpanded()) expand();
         }

core/res/res/drawable-hdpi/ic_audio_ring_notif_vibrate.png

@@ -16,6 +16,10 @@
 
 package android.media;
 
+import static android.media.AudioManager.RINGER_MODE_NORMAL;
+import static android.media.AudioManager.RINGER_MODE_SILENT;
+import static android.media.AudioManager.RINGER_MODE_VIBRATE;
+
 import android.app.ActivityManagerNative;
 import android.app.KeyguardManager;
 import android.app.PendingIntent;
@@ -528,8 +532,8 @@ public void adjustStreamVolume(int streamType, int direction, int flags) {
              (!mVoiceCapable && streamType != AudioSystem.STREAM_VOICE_CALL &&
                streamType != AudioSystem.STREAM_BLUETOOTH_SCO) ||
                 (mVoiceCapable && streamTypeAlias == AudioSystem.STREAM_RING)) {
-            //  do not vibrate if already in silent mode
-            if (mRingerMode != AudioManager.RINGER_MODE_NORMAL) {
+            // do not vibrate if already in vibrate mode
+            if (mRingerMode == AudioManager.RINGER_MODE_VIBRATE) {
                 flags &= ~AudioManager.FLAG_VIBRATE;
             }
             // Check if the ringer mode changes with this volume adjustment. If
@@ -1621,26 +1625,36 @@ private boolean checkForRingerModeChange(int oldIndex, int direction, int stream
         boolean adjustVolumeIndex = true;
         int newRingerMode = mRingerMode;
         int uiIndex = (oldIndex + 5) / 10;
+        boolean vibeInSilent = System.getInt(mContentResolver, System.VIBRATE_IN_SILENT, 1) == 1;
 
-        if (mRingerMode == AudioManager.RINGER_MODE_NORMAL) {
+        if (mRingerMode == RINGER_MODE_NORMAL) {
             if ((direction == AudioManager.ADJUST_LOWER) && (uiIndex <= 1)) {
                 // enter silent mode if current index is the last audible one and not repeating a
                 // volume key down
-                if (mPrevVolDirection != AudioManager.ADJUST_LOWER) {
+                if (vibeInSilent || mPrevVolDirection != AudioManager.ADJUST_LOWER) {
                     // "silent mode", but which one?
-                    newRingerMode = System.getInt(mContentResolver, System.VIBRATE_IN_SILENT, 1) == 1
-                        ? AudioManager.RINGER_MODE_VIBRATE
-                        : AudioManager.RINGER_MODE_SILENT;
+                    newRingerMode = vibeInSilent ? RINGER_MODE_VIBRATE : RINGER_MODE_SILENT;
                 }
                 if (uiIndex == 0 || (mPrevVolDirection == AudioManager.ADJUST_LOWER &&
                         mVoiceCapable && streamType == AudioSystem.STREAM_RING)) {
                     adjustVolumeIndex = false;
                 }
             }
+        } else if (mRingerMode == RINGER_MODE_VIBRATE) {
+            if ((direction == AudioManager.ADJUST_LOWER)) {
+                // Set it to silent, if it wasn't a long-press
+                if (mPrevVolDirection != AudioManager.ADJUST_LOWER) {
+                    newRingerMode = RINGER_MODE_SILENT;
+                }
+            } else if (direction == AudioManager.ADJUST_RAISE) {
+                newRingerMode = RINGER_MODE_NORMAL;
+            }
+            adjustVolumeIndex = false;
         } else {
             if (direction == AudioManager.ADJUST_RAISE) {
                 // exiting silent mode
-                newRingerMode = AudioManager.RINGER_MODE_NORMAL;
+                // If VIBRATE_IN_SILENT, then go into vibrate mode
+                newRingerMode = vibeInSilent ? RINGER_MODE_VIBRATE : RINGER_MODE_NORMAL;
             }
             adjustVolumeIndex = false;
         }

core/res/res/drawable-mdpi/ic_audio_ring_notif_vibrate.png

@@ -121,10 +121,9 @@ private AlertDialog createDialog() {
                 R.string.global_action_silent_mode_off_status) {
 
             void willCreate() {
-                // XXX: FIXME: Add vibrate indicator when available
                 mEnabledIconResId = (Settings.System.getInt(mContext.getContentResolver(),
                         Settings.System.VIBRATE_IN_SILENT, 1) == 1)
-                    ? R.drawable.ic_audio_vol_mute
+                    ? R.drawable.ic_audio_ring_notif_vibrate
                     : R.drawable.ic_audio_vol_mute;
             }