Add an XML attribute for controlling which route types a

MediaRouteButton in a layout will alter.

Change-Id: I897a68188fa87e4c2dbc88794117a3ef87ffaab0

Author: adamp

api/current.txt

@@ -676,6 +676,7 @@ package android {
     field public static final int measureAllChildren = 16843018; // 0x101010a
     field public static final int measureWithLargestChild = 16843476; // 0x10102d4
     field public static final int mediaRouteButtonStyle = 16843693; // 0x10103ad
+    field public static final int mediaRouteTypes = 16843694; // 0x10103ae
     field public static final int menuCategory = 16843230; // 0x10101de
     field public static final int mimeType = 16842790; // 0x1010026
     field public static final int minDate = 16843583; // 0x101033f

core/java/android/app/MediaRouteButton.java

@@ -73,9 +73,14 @@ public MediaRouteButton(Context context, AttributeSet attrs, int defStyleAttr) {
                 com.android.internal.R.styleable.MediaRouteButton_minWidth, 0);
         mMinHeight = a.getDimensionPixelSize(
                 com.android.internal.R.styleable.MediaRouteButton_minHeight, 0);
+        final int routeTypes = a.getInteger(
+                com.android.internal.R.styleable.MediaRouteButton_mediaRouteTypes,
+                MediaRouter.ROUTE_TYPE_LIVE_AUDIO);
         a.recycle();
 
         setClickable(true);
+
+        setRouteTypes(routeTypes);
     }
 
     private void setRemoteIndicatorDrawable(Drawable d) {

core/res/res/values/attrs.xml

@@ -5703,6 +5703,15 @@
              @hide -->
         <attr name="externalRouteEnabledDrawable" format="reference" />
 
+        <!-- The types of media routes the button and its resulting
+             chooser will filter by. -->
+        <attr name="mediaRouteTypes" format="integer">
+            <!-- Allow selection of live audio routes. -->
+            <enum name="liveAudio" value="0x1" />
+            <!-- Allow selection of user (app-specified) routes. -->
+            <enum name="user" value="0x800000" />
+        </attr>
+
         <attr name="minWidth" />
         <attr name="minHeight" />
     </declare-styleable>

core/res/res/values/public.xml

@@ -3644,6 +3644,7 @@
   <public type="attr" name="fontFamily" id="0x010103ac" />
 
   <public type="attr" name="mediaRouteButtonStyle" id="0x010103ad" />
+  <public type="attr" name="mediaRouteTypes" id="0x010103ae" />
   <public type="style" name="Widget.Holo.MediaRouteButton" id="0x010301d5" />
   <public type="style" name="Widget.Holo.Light.MediaRouteButton" id="0x010301d6" />
   <public type="style" name="Widget.DeviceDefault.MediaRouteButton" id="0x010301d7" />