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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); | |
watk
2016/07/26 21:34:30
rendererPid
liberato (no reviews please)
2016/07/26 22:49:15
Done.
| |
44 } | |
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