Implement timeupdate events for video tag. (048eb3bf) · Commits · e / os / android_frameworks_base

core/java/android/webkit/HTML5VideoViewProxy.java

+60 −1

Original line number	Diff line number	Diff line
		@@ -48,6 +48,8 @@ import java.io.ByteArrayOutputStream;
		import java.io.IOException;
		import java.util.HashMap;
		import java.util.Map;
		import java.util.Timer;
		import java.util.TimerTask;

		/**
		* <p>Proxy for HTML5 video views.
		@@ -71,6 +73,9 @@ class HTML5VideoViewProxy extends Handler
		private static final int ENDED = 201;
		private static final int POSTER_FETCHED = 202;

		// Timer thread -> UI thread
		private static final int TIMEUPDATE = 300;

		// The C++ MediaPlayerPrivateAndroid object.
		int mNativePointer;
		// The handler for WebCore thread messages;
		@@ -95,6 +100,22 @@ class HTML5VideoViewProxy extends Handler
		private static View mProgressView;
		// The container for the progress view and video view
		private static FrameLayout mLayout;
		// The timer for timeupate events.
		// See http://www.whatwg.org/specs/web-apps/current-work/#event-media-timeupdate
		private static Timer mTimer;
		private static final class TimeupdateTask extends TimerTask {
		private HTML5VideoViewProxy mProxy;

		public TimeupdateTask(HTML5VideoViewProxy proxy) {
		mProxy = proxy;
		}

		public void run() {
		mProxy.onTimeupdate();
		}
		}
		// The spec says the timer should fire every 250 ms or less.
		private static final int TIMEUPDATE_PERIOD = 250; // ms

		private static final WebChromeClient.CustomViewCallback mCallback =
		new WebChromeClient.CustomViewCallback() {
		@@ -104,6 +125,8 @@ class HTML5VideoViewProxy extends Handler
		// which happens when the video view is detached from its parent
		// view. This happens in the WebChromeClient before this method
		// is invoked.
		mTimer.cancel();
		mTimer = null;
		mCurrentProxy.playbackEnded();
		mCurrentProxy = null;
		mLayout.removeView(mVideoView);
		@@ -154,10 +177,23 @@ class HTML5VideoViewProxy extends Handler
		mProgressView.setVisibility(View.VISIBLE);
		}
		mLayout.setVisibility(View.VISIBLE);
		mTimer = new Timer();
		mVideoView.start();
		client.onShowCustomView(mLayout, mCallback);
		}

		public static boolean isPlaying(HTML5VideoViewProxy proxy) {
		return (mCurrentProxy == proxy && mVideoView != null && mVideoView.isPlaying());
		}

		public static int getCurrentPosition() {
		int currentPosMs = 0;
		if (mVideoView != null) {
		currentPosMs = mVideoView.getCurrentPosition();
		}
		return currentPosMs;
		}

		public static void seek(int time, HTML5VideoViewProxy proxy) {
		if (mCurrentProxy == proxy && time >= 0 && mVideoView != null) {
		mVideoView.seekTo(time);
		@@ -167,10 +203,13 @@ class HTML5VideoViewProxy extends Handler
		public static void pause(HTML5VideoViewProxy proxy) {
		if (mCurrentProxy == proxy && mVideoView != null) {
		mVideoView.pause();
		mTimer.purge();
		}
		}

		public static void onPrepared() {
		mTimer.schedule(new TimeupdateTask(mCurrentProxy), TIMEUPDATE_PERIOD, TIMEUPDATE_PERIOD);

		if (mProgressView == null \|\| mLayout == null) {
		return;
		}
		@@ -211,7 +250,11 @@ class HTML5VideoViewProxy extends Handler
		sendMessage(obtainMessage(ENDED));
		}

		// Handler for the messages from WebCore thread to the UI thread.
		public void onTimeupdate() {
		sendMessage(obtainMessage(TIMEUPDATE));
		}

		// Handler for the messages from WebCore or Timer thread to the UI thread.
		@Override
		public void handleMessage(Message msg) {
		// This executes on the UI thread.
		@@ -249,6 +292,12 @@ class HTML5VideoViewProxy extends Handler
		}
		break;
		}
		case TIMEUPDATE: {
		if (VideoPlayer.isPlaying(this)) {
		sendTimeupdate();
		}
		break;
		}
		}
		}

		@@ -418,6 +467,9 @@ class HTML5VideoViewProxy extends Handler
		Bitmap poster = (Bitmap) msg.obj;
		nativeOnPosterFetched(poster, mNativePointer);
		break;
		case TIMEUPDATE:
		nativeOnTimeupdate(msg.arg1, mNativePointer);
		break;
		}
		}
		};
		@@ -434,6 +486,12 @@ class HTML5VideoViewProxy extends Handler
		mWebCoreHandler.sendMessage(msg);
		}

		private void sendTimeupdate() {
		Message msg = Message.obtain(mWebCoreHandler, TIMEUPDATE);
		msg.arg1 = VideoPlayer.getCurrentPosition();
		mWebCoreHandler.sendMessage(msg);
		}

		public Context getContext() {
		return mWebView.getContext();
		}
		@@ -514,4 +572,5 @@ class HTML5VideoViewProxy extends Handler
		private native void nativeOnPrepared(int duration, int width, int height, int nativePointer);
		private native void nativeOnEnded(int nativePointer);
		private native void nativeOnPosterFetched(Bitmap poster, int nativePointer);
		private native void nativeOnTimeupdate(int position, int nativePointer);
		}