am 3d5535cf: Merge "Limited AppCompat support" into lmp-dev

automerge: 7789447

* commit '7789447bd97c851b7a09623a417300590e5439d5':
  Limited AppCompat support

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/bars/AppCompatActionBar.java

@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+package com.android.layoutlib.bridge.bars;
+
+import com.android.annotations.NonNull;
+import com.android.annotations.Nullable;
+import com.android.ide.common.rendering.api.RenderResources;
+import com.android.ide.common.rendering.api.ResourceValue;
+import com.android.ide.common.rendering.api.SessionParams;
+import com.android.layoutlib.bridge.android.BridgeContext;
+import com.android.layoutlib.bridge.impl.ResourceHelper;
+import com.android.resources.ResourceType;
+
+import android.graphics.drawable.Drawable;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+
+/**
+ * Assumes that the AppCompat library is present in the project's classpath and creates an
+ * actionbar around it.
+ */
+public class AppCompatActionBar extends BridgeActionBar {
+
+    private Object mWindowDecorActionBar;
+    private static final String WINDOW_ACTION_BAR_CLASS = "android.support.v7.internal.app.WindowDecorActionBar";
+    private Class<?> mWindowActionBarClass;
+
+    /**
+     * Inflate the action bar and attach it to {@code parentView}
+     */
+    public AppCompatActionBar(@NonNull BridgeContext context, @NonNull SessionParams params,
+            @NonNull ViewGroup parentView) {
+        super(context, params, parentView);
+        int contentRootId = context.getProjectResourceValue(ResourceType.ID,
+                "action_bar_activity_content", 0);
+        View contentView = getDecorContent().findViewById(contentRootId);
+        if (contentView != null) {
+            assert contentView instanceof FrameLayout;
+            setContentRoot(((FrameLayout) contentView));
+        } else {
+            // Something went wrong. Create a new FrameLayout in the enclosing layout.
+            FrameLayout contentRoot = new FrameLayout(context);
+            setMatchParent(contentRoot);
+            mEnclosingLayout.addView(contentRoot);
+            setContentRoot(contentRoot);
+        }
+        try {
+            Class[] constructorParams = {View.class};
+            Object[] constructorArgs = {getDecorContent()};
+            mWindowDecorActionBar = params.getProjectCallback().loadView(WINDOW_ACTION_BAR_CLASS,
+                    constructorParams, constructorArgs);
+
+            mWindowActionBarClass = mWindowDecorActionBar == null ? null :
+                    mWindowDecorActionBar.getClass();
+            setupActionBar();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Override
+    protected ResourceValue getLayoutResource(BridgeContext context) {
+        // We always assume that the app has requested the action bar.
+        return context.getRenderResources().getProjectResource(ResourceType.LAYOUT,
+                "abc_screen_toolbar");
+    }
+
+    @Override
+    protected void setTitle(CharSequence title) {
+        if (title != null && mWindowDecorActionBar != null) {
+            Method setTitle = getMethod(mWindowActionBarClass, "setTitle", CharSequence.class);
+            invoke(setTitle, mWindowDecorActionBar, title);
+        }
+    }
+
+    @Override
+    protected void setSubtitle(CharSequence subtitle) {
+        if (subtitle != null && mWindowDecorActionBar != null) {
+            Method setSubtitle = getMethod(mWindowActionBarClass, "setSubtitle", CharSequence.class);
+            invoke(setSubtitle, mWindowDecorActionBar, subtitle);
+        }
+    }
+
+    @Override
+    protected void setIcon(String icon) {
+        // Do this only if the action bar doesn't already have an icon.
+        if (icon != null && !icon.isEmpty() && mWindowDecorActionBar != null) {
+            if (((Boolean) invoke(getMethod(mWindowActionBarClass, "hasIcon"), mWindowDecorActionBar)
+            )) {
+                Drawable iconDrawable = getDrawable(icon, false);
+                if (iconDrawable != null) {
+                    Method setIcon = getMethod(mWindowActionBarClass, "setIcon", Drawable.class);
+                    invoke(setIcon, mWindowDecorActionBar, iconDrawable);
+                }
+            }
+        }
+    }
+
+    @Override
+    protected void setHomeAsUp(boolean homeAsUp) {
+        if (mWindowDecorActionBar != null) {
+            Method setHomeAsUp = getMethod(mWindowActionBarClass,
+                    "setDefaultDisplayHomeAsUpEnabled", boolean.class);
+            invoke(setHomeAsUp, mWindowDecorActionBar, homeAsUp);
+        }
+    }
+
+    @Override
+    public void createMenuPopup() {
+        // it's hard to addd menus to appcompat's actionbar, since it'll use a lot of reflection.
+        // so we skip it for now.
+    }
+
+    @Nullable
+    private static Method getMethod(Class<?> owner, String name, Class<?>... parameterTypes) {
+        try {
+            return owner == null ? null : owner.getMethod(name, parameterTypes);
+        } catch (NoSuchMethodException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    @Nullable
+    private static Object invoke(Method method, Object owner, Object... args) {
+        try {
+            return method == null ? null : method.invoke(owner, args);
+        } catch (InvocationTargetException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    // TODO: this is duplicated from FrameworkActionBarWrapper$WindowActionBarWrapper
+    @Nullable
+    private Drawable getDrawable(@NonNull String name, boolean isFramework) {
+        RenderResources res = mBridgeContext.getRenderResources();
+        ResourceValue value = res.findResValue(name, isFramework);
+        value = res.resolveResValue(value);
+        if (value != null) {
+            return ResourceHelper.getDrawable(value, mBridgeContext);
+        }
+        return null;
+    }
+}

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/bars/BridgeActionBar.java

@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+package com.android.layoutlib.bridge.bars;
+
+import com.android.annotations.NonNull;
+import com.android.ide.common.rendering.api.ActionBarCallback;
+import com.android.ide.common.rendering.api.ActionBarCallback.HomeButtonStyle;
+import com.android.ide.common.rendering.api.RenderResources;
+import com.android.ide.common.rendering.api.ResourceValue;
+import com.android.ide.common.rendering.api.SessionParams;
+import com.android.layoutlib.bridge.android.BridgeContext;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.LayoutParams;
+import android.widget.FrameLayout;
+import android.widget.RelativeLayout;
+
+/**
+ * An abstraction over two implementations of the ActionBar - framework and appcompat.
+ */
+public abstract class BridgeActionBar {
+    // Store a reference to the context so that we don't have to cast it repeatedly.
+    @NonNull protected final BridgeContext mBridgeContext;
+    @NonNull protected final SessionParams mParams;
+    // A Layout that contains the inflated action bar. The menu popup is added to this layout.
+    @NonNull protected final ViewGroup mEnclosingLayout;
+
+    private final View mDecorContent;
+    private final ActionBarCallback mCallback;
+
+    @NonNull private FrameLayout mContentRoot;
+
+    public BridgeActionBar(@NonNull BridgeContext context, @NonNull SessionParams params,
+            @NonNull ViewGroup parentView) {
+        mBridgeContext = context;
+        mParams = params;
+        mCallback = params.getProjectCallback().getActionBarCallback();
+        ResourceValue layoutName = getLayoutResource(context);
+        if (layoutName == null) {
+            throw new RuntimeException("Unable to find the layout for Action Bar.");
+        }
+        int layoutId;
+        if (layoutName.isFramework()) {
+            layoutId = context.getFrameworkResourceValue(layoutName.getResourceType(),
+                    layoutName.getName(), 0);
+        } else {
+            layoutId = context.getProjectResourceValue(layoutName.getResourceType(),
+                    layoutName.getName(), 0);
+
+        }
+        if (layoutId == 0) {
+            throw new RuntimeException(
+                    String.format("Unable to resolve attribute \"%1$s\" of type \"%2$s\"",
+                            layoutName.getName(), layoutName.getResourceType()));
+        }
+        if (mCallback.isOverflowPopupNeeded()) {
+            // Create a RelativeLayout around the action bar, to which the overflow popup may be
+            // added.
+            mEnclosingLayout = new RelativeLayout(mBridgeContext);
+            setMatchParent(mEnclosingLayout);
+            parentView.addView(mEnclosingLayout);
+        } else {
+            mEnclosingLayout = parentView;
+        }
+
+        // Inflate action bar layout.
+        mDecorContent = LayoutInflater.from(context).inflate(layoutId, mEnclosingLayout, true);
+
+    }
+
+    /**
+     * Returns the Layout Resource that should be used to inflate the action bar. This layout
+     * should cover the complete screen, and have a FrameLayout included, where the content will
+     * be inflated.
+     */
+    protected abstract ResourceValue getLayoutResource(BridgeContext context);
+
+    protected void setContentRoot(FrameLayout contentRoot) {
+        mContentRoot = contentRoot;
+    }
+
+    @NonNull
+    public FrameLayout getContentRoot() {
+        return mContentRoot;
+    }
+
+    /**
+     * Returns the view inflated. This should contain both the ActionBar and the app content in it.
+     */
+    protected View getDecorContent() {
+        return mDecorContent;
+    }
+
+    /** Setup things like the title, subtitle, icon etc. */
+    protected void setupActionBar() {
+        setTitle();
+        setSutTitle();
+        setIcon();
+        setHomeAsUp(mCallback.getHomeButtonStyle() == HomeButtonStyle.SHOW_HOME_AS_UP);
+    }
+
+    protected abstract void setTitle(CharSequence title);
+    protected abstract void setSubtitle(CharSequence subtitle);
+    protected abstract void setIcon(String icon);
+    protected abstract void setHomeAsUp(boolean homeAsUp);
+
+    private void setTitle() {
+        RenderResources res = mBridgeContext.getRenderResources();
+
+        String title = mParams.getAppLabel();
+        ResourceValue titleValue = res.findResValue(title, false);
+        if (titleValue != null && titleValue.getValue() != null) {
+            setTitle(titleValue.getValue());
+        } else {
+            setTitle(title);
+        }
+    }
+
+    private void setSutTitle() {
+        String subTitle = mCallback.getSubTitle();
+        if (subTitle != null) {
+            setSubtitle(subTitle);
+        }
+    }
+
+    private void setIcon() {
+        String appIcon = mParams.getAppIcon();
+        if (appIcon != null) {
+            setIcon(appIcon);
+        }
+    }
+
+    public abstract void createMenuPopup();
+
+    public ActionBarCallback getCallBack() {
+        return mCallback;
+    }
+
+    protected static void setMatchParent(View view) {
+        view.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
+                LayoutParams.MATCH_PARENT));
+    }
+}

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/bars/FrameworkActionBar.java

@@ -31,7 +31,7 @@ import android.content.Context;
 import android.content.res.TypedArray;
 import android.util.DisplayMetrics;
 import android.util.TypedValue;
-import android.view.LayoutInflater;
+import android.view.InflateException;
 import android.view.View;
 import android.view.View.MeasureSpec;
 import android.view.ViewGroup;
@@ -44,70 +44,30 @@ import android.widget.RelativeLayout;
 
 import java.util.ArrayList;
 
-public class ActionBarLayout {
+/**
+ * Creates the ActionBar as done by the framework.
+ */
+public class FrameworkActionBar extends BridgeActionBar {
 
     private static final String LAYOUT_ATTR_NAME = "windowActionBarFullscreenDecorLayout";
 
     // The Action Bar
-    @NonNull
-    private CustomActionBarWrapper mActionBar;
-
-    // Store another reference to the context so that we don't have to cast it repeatedly.
-    @NonNull
-    private final BridgeContext mBridgeContext;
-
-    @NonNull
-    private FrameLayout mContentRoot;
+    @NonNull private FrameworkActionBarWrapper mActionBar;
 
     // A fake parent for measuring views.
-    @Nullable
-    private ViewGroup mMeasureParent;
-
-    // A Layout that contains the inflated action bar. The menu popup is added to this layout.
-    @NonNull
-    private final RelativeLayout mEnclosingLayout;
+    @Nullable private ViewGroup mMeasureParent;
 
     /**
      * Inflate the action bar and attach it to {@code parentView}
      */
-    public ActionBarLayout(@NonNull BridgeContext context, @NonNull SessionParams params,
+    public FrameworkActionBar(@NonNull BridgeContext context, @NonNull SessionParams params,
             @NonNull ViewGroup parentView) {
+        super(context, params, parentView);
 
-        mBridgeContext = context;
+        View decorContent = getDecorContent();
 
-        ResourceValue layoutName = context.getRenderResources()
-                .findItemInTheme(LAYOUT_ATTR_NAME, true);
-        if (layoutName != null) {
-            // We may need to resolve the reference obtained.
-            layoutName = context.getRenderResources().findResValue(layoutName.getValue(),
-                    layoutName.isFramework());
-        }
-        int layoutId = 0;
-        String error = null;
-        if (layoutName == null) {
-            error = "Unable to find action bar layout (" + LAYOUT_ATTR_NAME
-                    + ") in the current theme.";
-        } else {
-            layoutId = context.getFrameworkResourceValue(layoutName.getResourceType(),
-                    layoutName.getName(), 0);
-            if (layoutId == 0) {
-                error = String.format("Unable to resolve attribute \"%s\" of type \"%s\"",
-                        layoutName.getName(), layoutName.getResourceType());
-            }
-        }
-        if (layoutId == 0) {
-            throw new RuntimeException(error);
-        }
-        // Create a RelativeLayout to hold the action bar. The layout is needed so that we may
-        // add the menu popup to it.
-        mEnclosingLayout = new RelativeLayout(mBridgeContext);
-        setMatchParent(mEnclosingLayout);
-        parentView.addView(mEnclosingLayout);
-
-        // Inflate action bar layout.
-        View decorContent = LayoutInflater.from(context).inflate(layoutId, mEnclosingLayout, true);
-
-        mActionBar = CustomActionBarWrapper.getActionBarWrapper(context, params, decorContent);
+        mActionBar = FrameworkActionBarWrapper.getActionBarWrapper(context, getCallBack(),
+                decorContent);
 
         FrameLayout contentRoot = (FrameLayout) mEnclosingLayout.findViewById(android.R.id.content);
 
@@ -117,27 +77,62 @@ public class ActionBarLayout {
             contentRoot = new FrameLayout(context);
             setMatchParent(contentRoot);
             mEnclosingLayout.addView(contentRoot);
-            mContentRoot = contentRoot;
+            setContentRoot(contentRoot);
         } else {
-            mContentRoot = contentRoot;
-            mActionBar.setupActionBar();
+            setContentRoot(contentRoot);
+            setupActionBar();
             mActionBar.inflateMenus();
         }
     }
 
-    private void setMatchParent(View view) {
-        view.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT,
-                LayoutParams.MATCH_PARENT));
+    @Override
+    protected ResourceValue getLayoutResource(BridgeContext context) {
+        ResourceValue layoutName =
+                context.getRenderResources().findItemInTheme(LAYOUT_ATTR_NAME, true);
+        if (layoutName != null) {
+            // We may need to resolve the reference obtained.
+            layoutName = context.getRenderResources().findResValue(layoutName.getValue(),
+                    layoutName.isFramework());
+        }
+        if (layoutName == null) {
+             throw new InflateException("Unable to find action bar layout (" + LAYOUT_ATTR_NAME
+                    + ") in the current theme.");
+        }
+        return layoutName;
+    }
+
+    @Override
+    protected void setupActionBar() {
+        super.setupActionBar();
+        mActionBar.setupActionBar();
+    }
+
+    @Override
+    protected void setHomeAsUp(boolean homeAsUp) {
+        mActionBar.setHomeAsUp(homeAsUp);
+    }
+
+    @Override
+    protected void setTitle(CharSequence title) {
+        mActionBar.setTitle(title);
+    }
+
+    @Override
+    protected void setSubtitle(CharSequence subtitle) {
+        mActionBar.setSubTitle(subtitle);
+    }
+
+    @Override
+    protected void setIcon(String icon) {
+        mActionBar.setIcon(icon);
     }
 
     /**
      * Creates a Popup and adds it to the content frame. It also adds another {@link FrameLayout} to
      * the content frame which shall serve as the new content root.
      */
+    @Override
     public void createMenuPopup() {
-        assert mEnclosingLayout.getChildCount() == 1
-                : "Action Bar Menus have already been created.";
-
         if (!isOverflowPopupNeeded()) {
             return;
         }
@@ -193,11 +188,6 @@ public class ActionBarLayout {
         return needed;
     }
 
-    @NonNull
-    public FrameLayout getContentRoot() {
-        return mContentRoot;
-    }
-
     // Copied from com.android.internal.view.menu.MenuPopHelper.measureContentWidth()
     private int measureContentWidth(@NonNull ListAdapter adapter) {
         // Menus don't tend to be long, so this is more sane than it looks.

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/bars/FrameworkActionBarWrapper.java

@@ -19,10 +19,8 @@ package com.android.layoutlib.bridge.bars;
 import com.android.annotations.NonNull;
 import com.android.annotations.Nullable;
 import com.android.ide.common.rendering.api.ActionBarCallback;
-import com.android.ide.common.rendering.api.ActionBarCallback.HomeButtonStyle;
 import com.android.ide.common.rendering.api.RenderResources;
 import com.android.ide.common.rendering.api.ResourceValue;
-import com.android.ide.common.rendering.api.SessionParams;
 import com.android.internal.R;
 import com.android.internal.app.ToolbarActionBar;
 import com.android.internal.app.WindowDecorActionBar;
@@ -54,10 +52,9 @@ import static com.android.resources.ResourceType.MENU;
 /**
  * A common API to access {@link ToolbarActionBar} and {@link WindowDecorActionBar}.
  */
-public abstract class CustomActionBarWrapper {
+public abstract class FrameworkActionBarWrapper {
 
     @NonNull protected ActionBar mActionBar;
-    @NonNull protected SessionParams mParams;
     @NonNull protected ActionBarCallback mCallback;
     @NonNull protected BridgeContext mContext;
 
@@ -68,49 +65,48 @@ public abstract class CustomActionBarWrapper {
      *                     ?attr/windowActionBarFullscreenDecorLayout
      */
     @NonNull
-    public static CustomActionBarWrapper getActionBarWrapper(@NonNull BridgeContext context,
-            @NonNull SessionParams params, @NonNull View decorContent) {
+    public static FrameworkActionBarWrapper getActionBarWrapper(@NonNull BridgeContext context,
+            @NonNull ActionBarCallback callback, @NonNull View decorContent) {
         View view = decorContent.findViewById(R.id.action_bar);
         if (view instanceof Toolbar) {
-            return new ToolbarWrapper(context, params, ((Toolbar) view));
+            return new ToolbarWrapper(context, callback, (Toolbar) view);
         } else if (view instanceof ActionBarView) {
-            return new WindowActionBarWrapper(context, params, decorContent,
-                    ((ActionBarView) view));
+            return new WindowActionBarWrapper(context, callback, decorContent,
+                    (ActionBarView) view);
         } else {
             throw new IllegalStateException("Can't make an action bar out of " +
                     view.getClass().getSimpleName());
         }
     }
 
-    CustomActionBarWrapper(@NonNull BridgeContext context, @NonNull SessionParams params,
+    FrameworkActionBarWrapper(@NonNull BridgeContext context, ActionBarCallback callback,
             @NonNull ActionBar actionBar) {
         mActionBar = actionBar;
-        mParams = params;
-        mCallback = params.getProjectCallback().getActionBarCallback();
+        mCallback = callback;
         mContext = context;
     }
 
+    /** A call to setup any custom properties. */
     protected void setupActionBar() {
-        // Do the things that are common to all implementations.
-        RenderResources res = mContext.getRenderResources();
+        // Nothing to do here.
+    }
 
-        String title = mParams.getAppLabel();
-        ResourceValue titleValue = res.findResValue(title, false);
-        if (titleValue != null && titleValue.getValue() != null) {
-            mActionBar.setTitle(titleValue.getValue());
-        } else {
-            mActionBar.setTitle(title);
-        }
+    public void setTitle(CharSequence title) {
+        mActionBar.setTitle(title);
+    }
 
-        String subTitle = mCallback.getSubTitle();
+    public void setSubTitle(CharSequence subTitle) {
         if (subTitle != null) {
             mActionBar.setSubtitle(subTitle);
         }
+    }
 
-        // Add show home as up icon.
-        if (mCallback.getHomeButtonStyle() == HomeButtonStyle.SHOW_HOME_AS_UP) {
-            mActionBar.setDisplayOptions(0xFF, ActionBar.DISPLAY_HOME_AS_UP);
-        }
+    public void setHomeAsUp(boolean homeAsUp) {
+        mActionBar.setDisplayHomeAsUpEnabled(homeAsUp);
+    }
+
+    public void setIcon(String icon) {
+        // Nothing to do.
     }
 
     protected boolean isSplit() {
@@ -186,15 +182,14 @@ public abstract class CustomActionBarWrapper {
      * Material theme uses {@link Toolbar} as the action bar. This wrapper provides access to
      * Toolbar using a common API.
      */
-    private static class ToolbarWrapper extends CustomActionBarWrapper {
+    private static class ToolbarWrapper extends FrameworkActionBarWrapper {
 
         @NonNull
         private final Toolbar mToolbar;  // This is the view.
 
-        ToolbarWrapper(@NonNull BridgeContext context, @NonNull SessionParams params,
+        ToolbarWrapper(@NonNull BridgeContext context, @NonNull ActionBarCallback callback,
                 @NonNull Toolbar toolbar) {
-            super(context, params, new ToolbarActionBar(toolbar, "", new WindowCallback())
-            );
+            super(context, callback, new ToolbarActionBar(toolbar, "", new WindowCallback()));
             mToolbar = toolbar;
         }
 
@@ -248,19 +243,17 @@ public abstract class CustomActionBarWrapper {
      * Holo theme uses {@link WindowDecorActionBar} as the action bar. This wrapper provides
      * access to it using a common API.
      */
-    private static class WindowActionBarWrapper extends CustomActionBarWrapper {
+    private static class WindowActionBarWrapper extends FrameworkActionBarWrapper {
 
-        @NonNull
-        private final WindowDecorActionBar mActionBar;
-        @NonNull
-        private final ActionBarView mActionBarView;
-        @NonNull
-        private final View mDecorContentRoot;
+        @NonNull private final WindowDecorActionBar mActionBar;
+        @NonNull private final ActionBarView mActionBarView;
+        @NonNull private final View mDecorContentRoot;
         private MenuBuilder mMenuBuilder;
 
-        public WindowActionBarWrapper(@NonNull BridgeContext context, @NonNull SessionParams params,
-                @NonNull View decorContentRoot, @NonNull ActionBarView actionBarView) {
-            super(context, params, new WindowDecorActionBar(decorContentRoot));
+        public WindowActionBarWrapper(@NonNull BridgeContext context,
+                @NonNull ActionBarCallback callback, @NonNull View decorContentRoot,
+                @NonNull ActionBarView actionBarView) {
+            super(context, callback, new WindowDecorActionBar(decorContentRoot));
             mActionBarView = actionBarView;
             mActionBar = ((WindowDecorActionBar) super.mActionBar);
             mDecorContentRoot = decorContentRoot;
@@ -268,7 +261,6 @@ public abstract class CustomActionBarWrapper {
 
         @Override
         protected void setupActionBar() {
-            super.setupActionBar();
 
             // Set the navigation mode.
             int navMode = mCallback.getNavigationMode();
@@ -278,16 +270,6 @@ public abstract class CustomActionBarWrapper {
                 setupTabs(3);
             }
 
-            String icon = mParams.getAppIcon();
-            // If the action bar style doesn't specify an icon, set the icon obtained from the
-            // session params.
-            if (!mActionBar.hasIcon() && icon != null) {
-                Drawable iconDrawable = getDrawable(icon, false);
-                if (iconDrawable != null) {
-                    mActionBar.setIcon(iconDrawable);
-                }
-            }
-
             // Set action bar to be split, if needed.
             ViewGroup splitView = (ViewGroup) mDecorContentRoot.findViewById(R.id.split_action_bar);
             if (splitView != null) {
@@ -299,6 +281,17 @@ public abstract class CustomActionBarWrapper {
             }
         }
 
+        @Override
+        public void setIcon(String icon) {
+            // Set the icon only if the action bar doesn't specify an icon.
+            if (!mActionBar.hasIcon() && icon != null) {
+                Drawable iconDrawable = getDrawable(icon, false);
+                if (iconDrawable != null) {
+                    mActionBar.setIcon(iconDrawable);
+                }
+            }
+        }
+
         @Override
         protected void inflateMenus() {
             super.inflateMenus();
@@ -340,7 +333,7 @@ public abstract class CustomActionBarWrapper {
 
         @Override
         int getMenuPopupMargin() {
-            return -ActionBarLayout.getPixelValue("10dp", mContext.getMetrics());
+            return -FrameworkActionBar.getPixelValue("10dp", mContext.getMetrics());
         }
 
         // TODO: Use an adapter, like List View to set up tabs.

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/impl/RenderSessionImpl.java

@@ -51,11 +51,13 @@ import com.android.layoutlib.bridge.android.BridgeContext;
 import com.android.layoutlib.bridge.android.BridgeLayoutParamsMapAttributes;
 import com.android.layoutlib.bridge.android.BridgeXmlBlockParser;
 import com.android.layoutlib.bridge.android.SessionParamsFlags;
+import com.android.layoutlib.bridge.bars.BridgeActionBar;
+import com.android.layoutlib.bridge.bars.AppCompatActionBar;
 import com.android.layoutlib.bridge.bars.Config;
 import com.android.layoutlib.bridge.bars.NavigationBar;
 import com.android.layoutlib.bridge.bars.StatusBar;
 import com.android.layoutlib.bridge.bars.TitleBar;
-import com.android.layoutlib.bridge.bars.ActionBarLayout;
+import com.android.layoutlib.bridge.bars.FrameworkActionBar;
 import com.android.layoutlib.bridge.impl.binding.FakeAdapter;
 import com.android.layoutlib.bridge.impl.binding.FakeExpandableAdapter;
 import com.android.resources.Density;
@@ -354,7 +356,7 @@ public class RenderSessionImpl extends RenderAction<SessionParams> {
 
                 // if the theme says no title/action bar, then the size will be 0
                 if (mActionBarSize > 0) {
-                    ActionBarLayout actionBar = createActionBar(context, params, backgroundLayout);
+                    BridgeActionBar actionBar = createActionBar(context, params, backgroundLayout);
                     actionBar.createMenuPopup();
                     mContentRoot = actionBar.getContentRoot();
                 } else if (mTitleBarSize > 0) {
@@ -1190,8 +1192,22 @@ public class RenderSessionImpl extends RenderAction<SessionParams> {
         // android.support.v7.app.ActionBarActivity, and not care about the theme name at all.
         if (mIsThemeAppCompat == null) {
             StyleResourceValue defaultTheme = resources.getDefaultTheme();
-            StyleResourceValue val = resources.getStyle("Theme.AppCompat", false);
-            mIsThemeAppCompat = defaultTheme == val || resources.themeIsParentOf(val, defaultTheme);
+          // We can't simply check for parent using resources.themeIsParentOf() since the
+          // inheritance structure isn't really what one would expect. The first common parent
+          // between Theme.AppCompat.Light and Theme.AppCompat is Theme.Material (for v21).
+            boolean isThemeAppCompat = false;
+            for (int i = 0; i < 50; i++) {
+                // for loop ensures that we don't run into cyclic theme inheritance.
+                if (defaultTheme.getName().startsWith("Theme.AppCompat")) {
+                    isThemeAppCompat = true;
+                    break;
+                }
+                defaultTheme = resources.getParent(defaultTheme);
+                if (defaultTheme == null) {
+                    break;
+                }
+            }
+            mIsThemeAppCompat = isThemeAppCompat;
         }
         return mIsThemeAppCompat;
     }
@@ -1647,9 +1663,13 @@ public class RenderSessionImpl extends RenderAction<SessionParams> {
     /**
      * Creates the action bar. Also queries the project callback for missing information.
      */
-    private ActionBarLayout createActionBar(BridgeContext context, SessionParams params,
+    private BridgeActionBar createActionBar(BridgeContext context, SessionParams params,
             ViewGroup parentView) {
-        return new ActionBarLayout(context, params, parentView);
+        if (mIsThemeAppCompat == Boolean.TRUE) {
+            return new AppCompatActionBar(context, params, parentView);
+        } else {
+            return new FrameworkActionBar(context, params, parentView);
+        }
     }
 
     public BufferedImage getImage() {