Listen for window orientation events. (f06364b8) · Commits · e / os / android_frameworks_base

core/java/android/webkit/BrowserFrame.java

+40 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,8 @@ import android.os.Message;
		import android.provider.OpenableColumns;
		import android.util.Log;
		import android.util.TypedValue;
		import android.view.Surface;
		import android.view.WindowOrientationListener;

		import junit.framework.Assert;

		@@ -67,9 +69,14 @@ class BrowserFrame extends Handler {
		// Attached Javascript interfaces
		private Map<String, Object> mJSInterfaceMap;

		// Orientation listener
		private WindowOrientationListener mOrientationListener;

		// message ids
		// a message posted when a frame loading is completed
		static final int FRAME_COMPLETED = 1001;
		// orientation change message
		static final int ORIENTATION_CHANGED = 1002;
		// a message posted when the user decides the policy
		static final int POLICY_FUNCTION = 1003;

		@@ -141,6 +148,31 @@ class BrowserFrame extends Handler {
		if (DebugFlags.BROWSER_FRAME) {
		Log.v(LOGTAG, "BrowserFrame constructor: this=" + this);
		}

		mOrientationListener = new WindowOrientationListener(context) {
		@Override
		public void onOrientationChanged(int orientation) {
		switch (orientation) {
		case Surface.ROTATION_90:
		orientation = 90;
		break;
		case Surface.ROTATION_180:
		orientation = 180;
		break;
		case Surface.ROTATION_270:
		orientation = -90;
		break;
		case Surface.ROTATION_0:
		orientation = 0;
		break;
		default:
		break;
		}
		sendMessage(
		obtainMessage(ORIENTATION_CHANGED, orientation, 0));
		}
		};
		mOrientationListener.enable();
		}

		/**
		@@ -345,6 +377,7 @@ class BrowserFrame extends Handler {
		* Destroy all native components of the BrowserFrame.
		*/
		public void destroy() {
		mOrientationListener.disable();
		nativeDestroyFrame();
		removeCallbacksAndMessages(null);
		}
		@@ -379,6 +412,11 @@ class BrowserFrame extends Handler {
		break;
		}

		case ORIENTATION_CHANGED: {
		nativeOrientationChanged(msg.arg1);
		break;
		}

		default:
		break;
		}
		@@ -899,4 +937,6 @@ class BrowserFrame extends Handler {
		* returns null.
		*/
		private native HashMap getFormTextData();

		private native void nativeOrientationChanged(int orientation);
		}