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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.content.browser; |
| 6 |
| 7 import android.app.Activity; |
| 8 import android.os.IBinder; |
| 9 |
| 10 import org.chromium.media.IDialogSurfaceActivityMapper; |
| 11 |
| 12 /** |
| 13 * Implementation of IDialogSurfaceActivityMapper. |
| 14 * Provided by ChildProcessLauncher to DialogSurfaceManager. |
| 15 */ |
| 16 public class DialogSurfaceActivityMapper extends IDialogSurfaceActivityMapper.St
ub { |
| 17 /** |
| 18 * Return a window token for the (rendererPid, renderFrameId) pair. |
| 19 * @param rendererPid the PID of the renderer that we're looking up. |
| 20 * @param renderFrameId the ID of the render frame within that PID. |
| 21 */ |
| 22 public IBinder getWindowToken(int rendererPid, int renderFrameId) { |
| 23 final Activity activity = getActivity(rendererPid, renderFrameId); |
| 24 if (activity == null) return null; |
| 25 |
| 26 return activity.getWindow().getDecorView().getRootView().getWindowToken(
); |
| 27 } |
| 28 |
| 29 /** |
| 30 * Return the activity for (rendererPid, renderFrameId), or null. |
| 31 * @param rendererPid the PID of the renderer that we're looking up. |
| 32 * @param renderFrameId the ID of the render frame within that PID. |
| 33 */ |
| 34 private Activity getActivity(int rendererPid, int renderFrameId) { |
| 35 ContentViewCore cvc = nativeGetContentViewCore(rendererPid, renderFrameI
d); |
| 36 if (cvc == null) return null; |
| 37 |
| 38 // Note that this weakref's referent can be null for webview. |
| 39 return cvc.getWindowAndroid().getActivity().get(); |
| 40 } |
| 41 |
| 42 private static native ContentViewCore nativeGetContentViewCore( |
| 43 int renderPid, int renderFrameId); |
| 44 } |
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