Add a new submenu arrow for popup menu items.

This arrow is shown when the item corresponds to a submenu.

Bug: 20127825
Change-Id: Ida70d7707e00e1cda84ed6135333f09a511cd6c5

1 files changed, 15 insertions, 1 deletions

diff --git a/core/java/com/android/internal/view/menu/ListMenuItemView.java b/core/java/com/android/internal/view/menu/ListMenuItemView.java
index 29ac3f349d0a..25263932bb75 100644
--- a/core/java/com/android/internal/view/menu/ListMenuItemView.java
+++ b/core/java/com/android/internal/view/menu/ListMenuItemView.java
@@ -43,11 +43,13 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
     private TextView mTitleView;
     private CheckBox mCheckBox;
     private TextView mShortcutView;
+    private ImageView mSubMenuArrowView;
     
     private Drawable mBackground;
     private int mTextAppearance;
     private Context mTextAppearanceContext;
     private boolean mPreserveIconSpacing;
+    private Drawable mSubMenuArrow;
     
     private int mMenuType;
     
@@ -68,6 +70,7 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
         mPreserveIconSpacing = a.getBoolean(
                 com.android.internal.R.styleable.MenuView_preserveIconSpacing, false);
         mTextAppearanceContext = context;
+        mSubMenuArrow = a.getDrawable(com.android.internal.R.styleable.MenuView_subMenuArrow);
         
         a.recycle();
     }
@@ -77,7 +80,7 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
     }
 
     public ListMenuItemView(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
+        this(context, attrs, com.android.internal.R.attr.listMenuViewStyle);
     }
 
     @Override
@@ -93,6 +96,10 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
         }
         
         mShortcutView = (TextView) findViewById(com.android.internal.R.id.shortcut);
+        mSubMenuArrowView = (ImageView) findViewById(com.android.internal.R.id.submenuarrow);
+        if (mSubMenuArrowView != null) {
+            mSubMenuArrowView.setImageDrawable(mSubMenuArrow);
+        }
     }
 
     public void initialize(MenuItemImpl itemData, int menuType) {
@@ -106,6 +113,7 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
         setShortcut(itemData.shouldShowShortcut(), itemData.getShortcut());
         setIcon(itemData.getIcon());
         setEnabled(itemData.isEnabled());
+        setSubMenuArrowVisible(itemData.hasSubMenu());
     }
 
     public void setForceShowIcon(boolean forceShow) {
@@ -186,6 +194,12 @@ public class ListMenuItemView extends LinearLayout implements MenuView.ItemView
         compoundButton.setChecked(checked);
     }
 
+    private void setSubMenuArrowVisible(boolean hasSubmenu) {
+        if (mSubMenuArrowView != null) {
+            mSubMenuArrowView.setVisibility(hasSubmenu ? View.VISIBLE : View.GONE);
+        }
+    }
+
     public void setShortcut(boolean showShortcut, char shortcutKey) {
         final int newVisibility = (showShortcut && mItemData.shouldShowShortcut())
                 ? VISIBLE : GONE;