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| 1 // Copyright 2015 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.chrome.browser.document; |
| 6 |
| 7 import org.chromium.components.web_contents_delegate_android.WebContentsDelegate
Android; |
| 8 import org.chromium.content_public.browser.WebContents; |
| 9 |
| 10 /** |
| 11 * Stubs out calls to the WebContentsDelegateAndroid. |
| 12 */ |
| 13 public class DocumentWebContentsDelegate extends WebContentsDelegateAndroid { |
| 14 /** |
| 15 * Singleton instance of the WebContentsDelegate. Delegates can be assigned
to multiple |
| 16 * WebContents. |
| 17 */ |
| 18 private static DocumentWebContentsDelegate sInstance; |
| 19 |
| 20 /** |
| 21 * Native side pointer to the stubbed WebContentsDelegate. |
| 22 */ |
| 23 private long mNativePtr; |
| 24 |
| 25 /** |
| 26 * @return The Singleton instance, creating it if necessary. |
| 27 */ |
| 28 public static DocumentWebContentsDelegate getInstance() { |
| 29 if (sInstance == null) sInstance = new DocumentWebContentsDelegate(); |
| 30 return sInstance; |
| 31 } |
| 32 |
| 33 /** |
| 34 * Attaches the native side delegate to the native WebContents. |
| 35 * @param webContents The {@link WebContents} to attach to. |
| 36 */ |
| 37 public void attachDelegate(WebContents webContents) { |
| 38 nativeAttachContents(mNativePtr, webContents); |
| 39 } |
| 40 |
| 41 private DocumentWebContentsDelegate() { |
| 42 mNativePtr = nativeInitialize(); |
| 43 } |
| 44 |
| 45 private native long nativeInitialize(); |
| 46 private native void nativeAttachContents( |
| 47 long nativeDocumentWebContentsDelegate, WebContents webContents); |
| 48 } |
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