[Chromecast] Turn CastContentWindow into an abstract interface.

chromecast/browser/android/apk/src/org/chromium/chromecast/shell/CastWindowManager.java

Index: chromecast/browser/android/apk/src/org/chromium/chromecast/shell/CastWindowManager.java
diff --git a/chromecast/browser/android/apk/src/org/chromium/chromecast/shell/CastWindowManager.java b/chromecast/browser/android/apk/src/org/chromium/chromecast/shell/CastWindowManager.java
deleted file mode 100644
index 2cd4dd1b6273a54826e2d524bf972b36b48313c3..0000000000000000000000000000000000000000
--- a/chromecast/browser/android/apk/src/org/chromium/chromecast/shell/CastWindowManager.java
+++ /dev/null
@@ -1,158 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chromecast.shell;
-
-import android.content.Context;
-import android.graphics.Color;
-import android.util.AttributeSet;
-import android.view.LayoutInflater;
-import android.widget.FrameLayout;
-
-import org.chromium.base.annotations.CalledByNative;
-import org.chromium.base.annotations.JNINamespace;
-import org.chromium.content.browser.ContentViewCore;
-import org.chromium.content.browser.ContentViewRenderView;
-import org.chromium.ui.base.WindowAndroid;
-
-/**
- * Container and generator of CastWindow instances.
- */
-@JNINamespace("chromecast::shell")
-public class CastWindowManager extends FrameLayout {
-    private static final String TAG = "CastWindowManager";
-
-    private WindowAndroid mWindow;
-    private CastWindowAndroid mActiveCastWindow;
-
-    // The target for all content rendering.
-    private ContentViewRenderView mContentViewRenderView;
-
-    /**
-     * Delegate to deliver events from the native window.
-     */
-    public interface Delegate {
-        public void onCreated();
-        public void onClosed();
-    }
-    private Delegate mDelegate;
-
-    /**
-     * Constructor for inflating via XML.
-     */
-    public CastWindowManager(Context context, AttributeSet attrs) {
-        super(context, attrs);
-        nativeInit(this);
-    }
-
-    /**
-     * @param delegate Delegate to handle events.
-     */
-    public void setDelegate(Delegate delegate) {
-        mDelegate = delegate;
-    }
-
-    /**
-     * @param window Represents the activity window.
-     */
-    public void setWindow(WindowAndroid window) {
-        assert window != null;
-        mWindow = window;
-        mContentViewRenderView = new ContentViewRenderView(getContext()) {
-            @Override
-            protected void onReadyToRender() {
-                setOverlayVideoMode(true);
-            }
-        };
-        mContentViewRenderView.onNativeLibraryLoaded(window);
-        // Setting the background color to black avoids rendering a white splash screen
-        // before the players are loaded. See crbug/307113 for details.
-        mContentViewRenderView.setSurfaceViewBackgroundColor(Color.BLACK);
-    }
-
-    /**
-     * @return The window used to generate all shells.
-     */
-    public WindowAndroid getWindow() {
-        return mWindow;
-    }
-
-    /**
-     * @return The currently visible shell view or null if one is not showing.
-     */
-    public CastWindowAndroid getActiveCastWindow() {
-        return mActiveCastWindow;
-    }
-
-    /**
-     * Creates a new shell pointing to the specified URL.
-     * @param url The URL the shell should load upon creation.
-     * @return Pointer of native cast shell instance.
-     */
-    public long launchCastWindow(String url) {
-        return nativeLaunchCastWindow(url);
-    }
-
-    /**
-     * Stops a native cast shell instance created by {@link #launchCastWindow(String)}.
-     * @param nativeCastWindow Pointer of native cast shell instance returned
-     *        by {@link #launchCastWindow(String)}.
-     * @param gracefully Whether or not to call RVH::ClosePage to deliver unload event.
-     * @see #launchCastWindow(String)
-     */
-    public void stopCastWindow(long nativeCastWindow, boolean gracefully) {
-        nativeStopCastWindow(nativeCastWindow, gracefully);
-    }
-
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private Object createCastWindow() {
-        assert mContentViewRenderView != null;
-        LayoutInflater inflater =
-                (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        CastWindowAndroid shellView =
-                (CastWindowAndroid) inflater.inflate(R.layout.cast_window_view, null);
-        shellView.setWindow(mWindow);
-
-        if (mActiveCastWindow != null) closeCastWindow(mActiveCastWindow);
-
-        shellView.setContentViewRenderView(mContentViewRenderView);
-        addView(shellView, new FrameLayout.LayoutParams(
-                FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT));
-        mActiveCastWindow = shellView;
-        ContentViewCore contentViewCore = mActiveCastWindow.getContentViewCore();
-        if (contentViewCore != null) {
-            mContentViewRenderView.setCurrentContentViewCore(contentViewCore);
-            contentViewCore.onShow();
-        }
-
-        if (mDelegate != null) {
-            mDelegate.onCreated();
-        }
-
-        return shellView;
-    }
-
-    @SuppressWarnings("unused")
-    @CalledByNative
-    private void closeCastWindow(CastWindowAndroid shellView) {
-        if (shellView == mActiveCastWindow) mActiveCastWindow = null;
-        ContentViewCore contentViewCore = shellView.getContentViewCore();
-        if (contentViewCore != null) contentViewCore.onHide();
-        shellView.setContentViewRenderView(null);
-        shellView.setWindow(null);
-        removeView(shellView);
-        mContentViewRenderView.destroy();
-        mContentViewRenderView = null;
-        if (mDelegate != null) {
-            mDelegate.onClosed();
-        }
-    }
-
-    private static native void nativeInit(Object shellManagerInstance);
-    private static native long nativeLaunchCastWindow(String url);
-    private static native void nativeStopCastWindow(long pointerOfNativeCastWindow,
-            boolean gracefully);
-    public static native void nativeEnableDevTools(boolean enable);
-}