Volume: Remove silent mode icon.

Instead of changing the slider icon and state in silent mode,
maintain the previous state, but disable.

Add VolumePanel to sysui dumpstate.

Bug:16209908
Change-Id: If9730b51ae9190e1ace5888d92a6ab5ce241f8f2
diff --git a/packages/SystemUI/res/drawable/ic_ringer_silent.xml b/packages/SystemUI/res/drawable/ic_ringer_silent.xml
deleted file mode 100644
index 46b94e8..0000000
--- a/packages/SystemUI/res/drawable/ic_ringer_silent.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<vector xmlns:android="http://schemas.android.com/apk/res/android" >
-    <size
-        android:width="32dp"
-        android:height="32dp"/>
-
-    <viewport
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0"/>
-
-    <path
-        android:fill="@color/qs_subhead"
-        android:pathData="M11.5,22.0c1.1,0.0 2.0,-0.9 2.0,-2.0l-4.0,0.0C9.5,21.1 10.4,22.0 11.5,22.0zM18.0,10.5c0.0,-3.1 -2.1,-5.6 -5.0,-6.3L13.0,3.5C13.0,2.7 12.3,2.0 11.5,2.0C10.7,2.0 10.0,2.7 10.0,3.5l0.0,0.7C9.5,4.3 9.0,4.5 8.6,4.7l9.4,9.4L18.0,10.5zM17.7,19.0l2.0,2.0l1.3,-1.3L4.3,3.0L3.0,4.3l2.9,2.9C5.3,8.2 5.0,9.3 5.0,10.5L5.0,16.0l-2.0,2.0l0.0,1.0L17.7,19.0z" />
-</vector>
diff --git a/packages/SystemUI/res/drawable/stat_sys_ringer_silent.xml b/packages/SystemUI/res/drawable/stat_sys_ringer_silent.xml
deleted file mode 100644
index 5efd8ec..0000000
--- a/packages/SystemUI/res/drawable/stat_sys_ringer_silent.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<vector xmlns:android="http://schemas.android.com/apk/res/android" >
-    <size
-        android:width="19dp"
-        android:height="19dp"/>
-
-    <viewport
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0"/>
-
-    <path
-        android:fill="#FFFFFFFF"
-        android:pathData="M11.5,22.0c1.1,0.0 2.0,-0.9 2.0,-2.0l-4.0,0.0C9.5,21.1 10.4,22.0 11.5,22.0zM18.0,10.5c0.0,-3.1 -2.1,-5.6 -5.0,-6.3L13.0,3.5C13.0,2.7 12.3,2.0 11.5,2.0C10.7,2.0 10.0,2.7 10.0,3.5l0.0,0.7C9.5,4.3 9.0,4.5 8.6,4.7l9.4,9.4L18.0,10.5zM17.7,19.0l2.0,2.0l1.3,-1.3L4.3,3.0L3.0,4.3l2.9,2.9C5.3,8.2 5.0,9.3 5.0,10.5L5.0,16.0l-2.0,2.0l0.0,1.0L17.7,19.0z" />
-</vector>
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DemoStatusIcons.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DemoStatusIcons.java
index a11e610..936479b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DemoStatusIcons.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DemoStatusIcons.java
@@ -60,12 +60,17 @@
         } else if (mDemoMode && command.equals(COMMAND_STATUS)) {
             String volume = args.getString("volume");
             if (volume != null) {
-                int iconId = volume.equals("important") ? R.drawable.stat_sys_zen_important
-                        : volume.equals("silent") ? R.drawable.stat_sys_ringer_silent
-                        : volume.equals("vibrate") ? R.drawable.stat_sys_ringer_vibrate
+                int iconId = volume.equals("vibrate") ? R.drawable.stat_sys_ringer_vibrate
                         : 0;
                 updateSlot("volume", null, iconId);
             }
+            String zen = args.getString("zen");
+            if (zen != null) {
+                int iconId = zen.equals("important") ? R.drawable.stat_sys_zen_important
+                        : zen.equals("none") ? R.drawable.stat_sys_zen_none
+                        : 0;
+                updateSlot("zen", null, iconId);
+            }
             String bt = args.getString("bluetooth");
             if (bt != null) {
                 int iconId = bt.equals("disconnected") ? R.drawable.stat_sys_data_bluetooth
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index 1968dd9..bd52cd39 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -148,7 +148,7 @@
         mService.setIconVisibility(SLOT_ZEN, false);
 
         // volume
-        mService.setIcon(SLOT_VOLUME, R.drawable.stat_sys_ringer_silent, 0, null);
+        mService.setIcon(SLOT_VOLUME, R.drawable.stat_sys_ringer_vibrate, 0, null);
         mService.setIconVisibility(SLOT_VOLUME, false);
         updateVolumeZen();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
index 5ee89253..3c186c2 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
@@ -20,5 +20,4 @@
 
 public interface VolumeComponent {
     ZenModeController getZenController();
-    void setVolumePanel(VolumePanel panel);
 }
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumePanel.java b/packages/SystemUI/src/com/android/systemui/volume/VolumePanel.java
index db5e865..9ba9745 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumePanel.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumePanel.java
@@ -25,6 +25,7 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.res.Resources;
+import android.content.res.TypedArray;
 import android.graphics.PixelFormat;
 import android.graphics.drawable.ColorDrawable;
 import android.media.AudioAttributes;
@@ -42,13 +43,13 @@
 import android.os.Vibrator;
 import android.provider.Settings.Global;
 import android.util.Log;
+import android.util.SparseArray;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
-import android.view.ViewStub;
 import android.view.Window;
 import android.view.WindowManager;
 import android.view.WindowManager.LayoutParams;
@@ -59,7 +60,8 @@
 import com.android.internal.R;
 import com.android.systemui.statusbar.policy.ZenModeController;
 
-import java.util.HashMap;
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
 
 /**
  * Handles the user interface for the volume keys.
@@ -123,6 +125,9 @@
     private boolean mZenModeCapable;
     private boolean mZenPanelExpanded;
     private int mTimeoutDelay = TIMEOUT_DELAY;
+    private float mDisabledAlpha;
+    private int mLastRingerMode = AudioManager.RINGER_MODE_NORMAL;
+    private int mLastRingerProgress = 0;
 
     // True if we want to play tones on the system stream when the master stream is specified.
     private final boolean mPlayMasterStreamTones;
@@ -145,7 +150,7 @@
     /** Currently active stream that shows up at the top of the list of sliders */
     private int mActiveStreamType = -1;
     /** All the slider controls mapped by stream type */
-    private HashMap<Integer,StreamControl> mStreamControls;
+    private SparseArray<StreamControl> mStreamControls;
 
     private enum StreamResources {
         BluetoothSCOStream(AudioManager.STREAM_BLUETOOTH_SCO,
@@ -156,7 +161,7 @@
         RingerStream(AudioManager.STREAM_RING,
                 R.string.volume_icon_description_ringer,
                 com.android.systemui.R.drawable.ic_ringer_audible,
-                com.android.systemui.R.drawable.ic_ringer_silent,
+                com.android.systemui.R.drawable.ic_ringer_vibrate,
                 false),
         VoiceStream(AudioManager.STREAM_VOICE_CALL,
                 R.string.volume_icon_description_incall,
@@ -176,7 +181,7 @@
         NotificationStream(AudioManager.STREAM_NOTIFICATION,
                 R.string.volume_icon_description_notification,
                 com.android.systemui.R.drawable.ic_ringer_audible,
-                com.android.systemui.R.drawable.ic_ringer_silent,
+                com.android.systemui.R.drawable.ic_ringer_vibrate,
                 true),
         // for now, use media resources for master volume
         MasterStream(STREAM_MASTER,
@@ -271,7 +276,6 @@
         }
     }
 
-
     public VolumePanel(Context context, ZenModeController zenController) {
         mTag = String.format("%s.%08x", TAG, hashCode());
         mContext = context;
@@ -289,6 +293,14 @@
         }
         if (LOGD) Log.d(mTag, "new VolumePanel");
 
+        mDisabledAlpha = 0.5f;
+        if (mContext.getTheme() != null) {
+            final TypedArray arr = mContext.getTheme().obtainStyledAttributes(
+                    new int[] { android.R.attr.disabledAlpha });
+            mDisabledAlpha = arr.getFloat(0, mDisabledAlpha);
+            arr.recycle();
+        }
+
         mDialog = new Dialog(context) {
             @Override
             public boolean onTouchEvent(MotionEvent event) {
@@ -362,6 +374,43 @@
         listenToRingerMode();
     }
 
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+        pw.println("VolumePanel state:");
+        pw.print("  mTag="); pw.println(mTag);
+        pw.print("  mRingIsSilent="); pw.println(mRingIsSilent);
+        pw.print("  mVoiceCapable="); pw.println(mVoiceCapable);
+        pw.print("  mZenModeCapable="); pw.println(mZenModeCapable);
+        pw.print("  mZenPanelExpanded="); pw.println(mZenPanelExpanded);
+        pw.print("  mTimeoutDelay="); pw.println(mTimeoutDelay);
+        pw.print("  mDisabledAlpha="); pw.println(mDisabledAlpha);
+        pw.print("  mLastRingerMode="); pw.println(mLastRingerMode);
+        pw.print("  mLastRingerProgress="); pw.println(mLastRingerProgress);
+        pw.print("  mPlayMasterStreamTones="); pw.println(mPlayMasterStreamTones);
+        pw.print("  isShowing()="); pw.println(isShowing());
+        pw.print("  mCallback="); pw.println(mCallback);
+        pw.print("  sConfirmSafeVolumeDialog=");
+        pw.println(sConfirmSafeVolumeDialog != null ? "<not null>" : null);
+        pw.print("  mActiveStreamType="); pw.println(mActiveStreamType);
+        pw.print("  mStreamControls=");
+        if (mStreamControls == null) {
+            pw.println("null");
+        } else {
+            final int N = mStreamControls.size();
+            pw.print("<size "); pw.print(N); pw.println('>');
+            for (int i = 0; i < N; i++) {
+                final StreamControl sc = mStreamControls.valueAt(i);
+                pw.print("    stream "); pw.print(sc.streamType); pw.print(":");
+                if (sc.seekbarView != null) {
+                    pw.print(" progress="); pw.print(sc.seekbarView.getProgress());
+                    pw.print(" of "); pw.print(sc.seekbarView.getMax());
+                    if (!sc.seekbarView.isEnabled()) pw.print(" (disabled)");
+                }
+                if (sc.icon != null && sc.icon.isClickable()) pw.print(" (clickable)");
+                pw.println();
+            }
+        }
+    }
+
     private void initZenModePanel() {
         mZenPanel.init(mZenController);
         mZenPanel.setCallback(new ZenModePanel.Callback() {
@@ -474,7 +523,7 @@
         final LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(
                 Context.LAYOUT_INFLATER_SERVICE);
 
-        mStreamControls = new HashMap<Integer, StreamControl>(STREAMS.length);
+        mStreamControls = new SparseArray<StreamControl>(STREAMS.length);
 
         for (int i = 0; i < STREAMS.length; i++) {
             StreamResources streamRes = STREAMS[i];
@@ -540,17 +589,40 @@
         }
     }
 
+    private void updateSliderProgress(StreamControl sc, int progress) {
+        final boolean isRinger = isNotificationOrRing(sc.streamType);
+        if (isRinger && mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_SILENT) {
+            progress = mLastRingerProgress;
+        }
+        if (progress < 0) {
+            progress = getStreamVolume(sc.streamType);
+        }
+        sc.seekbarView.setProgress(progress);
+        if (isRinger) {
+            mLastRingerProgress = progress;
+        }
+    }
+
+    private void updateSliderIcon(StreamControl sc, boolean muted) {
+        if (isNotificationOrRing(sc.streamType)) {
+            int ringerMode = mAudioManager.getRingerMode();
+            if (ringerMode == AudioManager.RINGER_MODE_SILENT) {
+                ringerMode = mLastRingerMode;
+            } else {
+                mLastRingerMode = ringerMode;
+            }
+            muted = ringerMode == AudioManager.RINGER_MODE_VIBRATE;
+        }
+        sc.icon.setImageResource(muted ? sc.iconMuteRes : sc.iconRes);
+    }
+
     /** Update the mute and progress state of a slider */
     private void updateSlider(StreamControl sc) {
-        sc.seekbarView.setProgress(getStreamVolume(sc.streamType));
+        updateSliderProgress(sc, -1);
         final boolean muted = isMuted(sc.streamType);
         // Force reloading the image resource
         sc.icon.setImageDrawable(null);
-        sc.icon.setImageResource(muted ? sc.iconMuteRes : sc.iconRes);
-        if (isNotificationOrRing(sc.streamType) &&
-                mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_VIBRATE) {
-            sc.icon.setImageResource(com.android.systemui.R.drawable.ic_ringer_vibrate);
-        }
+        updateSliderIcon(sc, muted);
         updateSliderEnabled(sc, muted, false);
     }
 
@@ -568,10 +640,12 @@
         } else if (isRinger && mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_SILENT) {
             sc.seekbarView.setEnabled(false);
             sc.icon.setEnabled(false);
+            sc.icon.setAlpha(mDisabledAlpha);
             sc.icon.setClickable(false);
         } else {
             sc.seekbarView.setEnabled(true);
             sc.icon.setEnabled(true);
+            sc.icon.setAlpha(1f);
         }
         // show the silent hint when the disabled slider is touched in silent mode
         if (isRinger && wasEnabled != sc.seekbarView.isEnabled()) {
@@ -769,7 +843,7 @@
 
         StreamControl sc = mStreamControls.get(streamType);
         if (sc != null) {
-            sc.icon.setImageResource(isMuted(sc.streamType) ? sc.iconMuteRes : sc.iconRes);
+            updateSliderIcon(sc, isMuted(sc.streamType));
         }
 
         onVolumeChanged(streamType, flags);
@@ -885,8 +959,7 @@
             if (sc.seekbarView.getMax() != max) {
                 sc.seekbarView.setMax(max);
             }
-
-            sc.seekbarView.setProgress(index);
+            updateSliderProgress(sc, index);
             updateSliderEnabled(sc, isMuted(streamType),
                     (flags & AudioManager.FLAG_FIXED_VOLUME) != 0);
         }
@@ -1096,7 +1169,7 @@
         if (sc != null) {
             sc.iconRes = resId;
             sc.iconMuteRes = resMuteId;
-            sc.icon.setImageResource(isMuted(sc.streamType) ? sc.iconMuteRes : sc.iconRes);
+            updateSliderIcon(sc, isMuted(sc.streamType));
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
index d3f4db6..9d050f9 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
@@ -24,6 +24,9 @@
 import com.android.systemui.statusbar.policy.ZenModeController;
 import com.android.systemui.statusbar.policy.ZenModeControllerImpl;
 
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
 /*
  * Copyright (C) 2014 The Android Open Source Project
  *
@@ -53,7 +56,6 @@
     private VolumeController mVolumeController;
     private RemoteVolumeController mRemoteVolumeController;
 
-    private VolumePanel mDialogPanel;
     private VolumePanel mPanel;
     private int mDismissDelay;
 
@@ -70,6 +72,13 @@
         mContext.getContentResolver().registerContentObserver(SETTING_URI, false, mObserver);
     }
 
+    @Override
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+        if (mPanel != null) {
+            mPanel.dump(fd, pw, args);
+        }
+    }
+
     private void updateController() {
         if (Settings.Global.getInt(mContext.getContentResolver(), SETTING, DEFAULT) != 0) {
             Log.d(TAG, "Registering volume controller");
@@ -107,7 +116,6 @@
                 }
             }
         });
-        mDialogPanel = mPanel;
     }
 
     private final ContentObserver mObserver = new ContentObserver(mHandler) {
@@ -137,7 +145,7 @@
                     mContext.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
                 }
             });
-            mDialogPanel.postDismiss(mDismissDelay);
+            mPanel.postDismiss(mDismissDelay);
         }
     };
 
@@ -178,12 +186,7 @@
 
         @Override
         public ZenModeController getZenController() {
-            return mDialogPanel.getZenController();
-        }
-
-        @Override
-        public void setVolumePanel(VolumePanel panel) {
-            mPanel = panel == null ? mDialogPanel : panel;
+            return mPanel.getZenController();
         }
     }