Merge "[Output Switcher] UI polish and A11y bug fix" into udc-dev am: 4adfb70d9a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23241359

Change-Id: Ie732412b3cf00b259e511cee334685d3f32740ac
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/packages/SystemUI/res/drawable/media_output_dialog_seekbar_background.xml b/packages/SystemUI/res/drawable/media_output_dialog_seekbar_background.xml
index 43cf003..adeb81f 100644
--- a/packages/SystemUI/res/drawable/media_output_dialog_seekbar_background.xml
+++ b/packages/SystemUI/res/drawable/media_output_dialog_seekbar_background.xml
@@ -18,8 +18,8 @@
     <item android:id="@android:id/background">
         <shape>
             <corners
-                     android:bottomRightRadius="28dp"
-                     android:topRightRadius="28dp"
+                     android:bottomRightRadius="@dimen/media_output_dialog_active_background_radius"
+                     android:topRightRadius="@dimen/media_output_dialog_active_background_radius"
             />
             <solid android:color="@android:color/transparent" />
             <size
diff --git a/packages/SystemUI/res/drawable/media_output_item_background_active.xml b/packages/SystemUI/res/drawable/media_output_item_background_active.xml
index 839db4a..826e0ca 100644
--- a/packages/SystemUI/res/drawable/media_output_item_background_active.xml
+++ b/packages/SystemUI/res/drawable/media_output_item_background_active.xml
@@ -17,6 +17,6 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
        android:shape="rectangle">
     <corners
-        android:radius="28dp"/>
+        android:radius="@dimen/media_output_dialog_active_background_radius"/>
     <solid android:color="@color/media_dialog_item_background" />
 </shape>
\ No newline at end of file
diff --git a/packages/SystemUI/res/layout/media_output_list_item_advanced.xml b/packages/SystemUI/res/layout/media_output_list_item_advanced.xml
index a650512..054193a 100644
--- a/packages/SystemUI/res/layout/media_output_list_item_advanced.xml
+++ b/packages/SystemUI/res/layout/media_output_list_item_advanced.xml
@@ -50,12 +50,16 @@
             android:id="@+id/icon_area"
             android:layout_width="64dp"
             android:layout_height="64dp"
+            android:focusable="false"
+            android:importantForAccessibility="no"
             android:background="@drawable/media_output_title_icon_area"
             android:layout_gravity="center_vertical|start">
             <ImageView
                 android:id="@+id/title_icon"
                 android:layout_width="24dp"
                 android:layout_height="24dp"
+                android:focusable="false"
+                android:importantForAccessibility="no"
                 android:animateLayoutChanges="true"
                 android:layout_gravity="center"/>
             <TextView
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index d5806ec..271fab1 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -1319,7 +1319,7 @@
     <dimen name="media_output_dialog_title_anim_y_delta">12.5dp</dimen>
     <dimen name="media_output_dialog_app_tier_icon_size">20dp</dimen>
     <dimen name="media_output_dialog_background_radius">16dp</dimen>
-    <dimen name="media_output_dialog_active_background_radius">28dp</dimen>
+    <dimen name="media_output_dialog_active_background_radius">30dp</dimen>
     <dimen name="media_output_dialog_default_margin_end">16dp</dimen>
     <dimen name="media_output_dialog_selectable_margin_end">80dp</dimen>
     <dimen name="media_output_dialog_list_padding_top">8dp</dimen>
diff --git a/packages/SystemUI/src/com/android/systemui/media/dialog/MediaOutputBaseAdapter.java b/packages/SystemUI/src/com/android/systemui/media/dialog/MediaOutputBaseAdapter.java
index af06258..01f7904 100644
--- a/packages/SystemUI/src/com/android/systemui/media/dialog/MediaOutputBaseAdapter.java
+++ b/packages/SystemUI/src/com/android/systemui/media/dialog/MediaOutputBaseAdapter.java
@@ -186,7 +186,6 @@
             mEndTouchArea.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
             mContainerLayout.setOnClickListener(null);
             mContainerLayout.setContentDescription(null);
-            mTitleIcon.setOnClickListener(null);
             mTitleText.setTextColor(mController.getColorItemContent());
             mSubTitleText.setTextColor(mController.getColorItemContent());
             mTwoLineTitleText.setTextColor(mController.getColorItemContent());
@@ -313,32 +312,35 @@
             }
             mSeekBar.setMaxVolume(device.getMaxVolume());
             final int currentVolume = device.getCurrentVolume();
-            if (mSeekBar.getVolume() != currentVolume) {
-                if (isCurrentSeekbarInvisible && !mIsInitVolumeFirstTime) {
-                    updateTitleIcon(currentVolume == 0 ? R.drawable.media_output_icon_volume_off
-                                    : R.drawable.media_output_icon_volume,
-                            mController.getColorItemContent());
-                } else {
-                    if (!mVolumeAnimator.isStarted()) {
-                        int percentage =
-                                (int) ((double) currentVolume * VOLUME_PERCENTAGE_SCALE_SIZE
-                                        / (double) mSeekBar.getMax());
-                        if (percentage == 0) {
-                            updateMutedVolumeIcon();
-                        } else {
-                            updateUnmutedVolumeIcon();
+            if (!mIsDragging) {
+                if (mSeekBar.getVolume() != currentVolume) {
+                    if (isCurrentSeekbarInvisible && !mIsInitVolumeFirstTime) {
+                        updateTitleIcon(currentVolume == 0 ? R.drawable.media_output_icon_volume_off
+                                        : R.drawable.media_output_icon_volume,
+                                mController.getColorItemContent());
+                    } else {
+                        if (!mVolumeAnimator.isStarted()) {
+                            int percentage =
+                                    (int) ((double) currentVolume * VOLUME_PERCENTAGE_SCALE_SIZE
+                                            / (double) mSeekBar.getMax());
+                            if (percentage == 0) {
+                                updateMutedVolumeIcon();
+                            } else {
+                                updateUnmutedVolumeIcon();
+                            }
+                            mSeekBar.setVolume(currentVolume);
                         }
-                        mSeekBar.setVolume(currentVolume);
                     }
+                } else if (currentVolume == 0) {
+                    mSeekBar.resetVolume();
+                    updateMutedVolumeIcon();
                 }
-            } else if (currentVolume == 0) {
-                mSeekBar.resetVolume();
-                updateMutedVolumeIcon();
             }
             if (mIsInitVolumeFirstTime) {
                 mIsInitVolumeFirstTime = false;
             }
             mSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
+                boolean mStartFromMute = false;
                 @Override
                 public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                     if (device == null || !fromUser) {
@@ -352,11 +354,12 @@
                     mVolumeValueText.setText(mContext.getResources().getString(
                             R.string.media_output_dialog_volume_percentage, percentage));
                     mVolumeValueText.setVisibility(View.VISIBLE);
+                    if (mStartFromMute) {
+                        updateUnmutedVolumeIcon();
+                        mStartFromMute = false;
+                    }
                     if (progressToVolume != deviceVolume) {
                         mController.adjustVolume(device, progressToVolume);
-                        if (deviceVolume == 0) {
-                            updateUnmutedVolumeIcon();
-                        }
                     }
                 }
 
@@ -364,6 +367,9 @@
                 public void onStartTrackingTouch(SeekBar seekBar) {
                     mTitleIcon.setVisibility(View.INVISIBLE);
                     mVolumeValueText.setVisibility(View.VISIBLE);
+                    int currentVolume = MediaOutputSeekbar.scaleProgressToVolume(
+                            seekBar.getProgress());
+                    mStartFromMute = (currentVolume == 0);
                     mIsDragging = true;
                 }
 
@@ -371,10 +377,7 @@
                 public void onStopTrackingTouch(SeekBar seekBar) {
                     int currentVolume = MediaOutputSeekbar.scaleProgressToVolume(
                             seekBar.getProgress());
-                    int percentage =
-                            (int) ((double) currentVolume * VOLUME_PERCENTAGE_SCALE_SIZE
-                                    / (double) seekBar.getMax());
-                    if (percentage == 0) {
+                    if (currentVolume == 0) {
                         seekBar.setProgress(0);
                         updateMutedVolumeIcon();
                     } else {
@@ -411,7 +414,7 @@
         }
 
         void updateIconAreaClickListener(View.OnClickListener listener) {
-            mTitleIcon.setOnClickListener(listener);
+            mIconAreaLayout.setOnClickListener(listener);
         }
 
         void initMutingExpectedDevice() {
@@ -501,14 +504,15 @@
             mSeekBar.setOnTouchListener((v, event) -> false);
             updateIconAreaClickListener((v) -> {
                 if (device.getCurrentVolume() == 0) {
+                    mSeekBar.setVolume(UNMUTE_DEFAULT_VOLUME);
                     mController.adjustVolume(device, UNMUTE_DEFAULT_VOLUME);
                     updateUnmutedVolumeIcon();
-                    mTitleIcon.setOnTouchListener(((iconV, event) -> false));
+                    mIconAreaLayout.setOnTouchListener(((iconV, event) -> false));
                 } else {
                     mSeekBar.resetVolume();
                     mController.adjustVolume(device, 0);
                     updateMutedVolumeIcon();
-                    mTitleIcon.setOnTouchListener(((iconV, event) -> {
+                    mIconAreaLayout.setOnTouchListener(((iconV, event) -> {
                         mSeekBar.dispatchTouchEvent(event);
                         return false;
                     }));