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| 1 // Copyright (c) 2011 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.sdk.internal.wip; | |
| 6 | |
| 7 import org.chromium.sdk.internal.wip.protocol.input.page.FrameNavigatedEventData
; | |
| 8 import org.chromium.sdk.internal.wip.protocol.input.page.FrameValue; | |
| 9 import org.chromium.sdk.internal.wip.protocol.input.page.GetResourceTreeData; | |
| 10 import org.chromium.sdk.internal.wip.protocol.output.page.GetResourceTreeParams; | |
| 11 import org.chromium.sdk.util.GenericCallback; | |
| 12 | |
| 13 /** | |
| 14 * Collects information about frame tree. At first class only watches for the ur
l of root frame. | |
| 15 */ | |
| 16 class WipFrameManager { | |
| 17 private final WipTabImpl tabImpl; | |
| 18 private boolean urlUnknown = true; | |
| 19 | |
| 20 WipFrameManager(WipTabImpl tabImpl) { | |
| 21 this.tabImpl = tabImpl; | |
| 22 } | |
| 23 | |
| 24 void readFrames() { | |
| 25 GetResourceTreeParams requestParams = new GetResourceTreeParams(); | |
| 26 GenericCallback<GetResourceTreeData> callback = | |
| 27 new GenericCallback<GetResourceTreeData>() { | |
| 28 @Override | |
| 29 public void success(GetResourceTreeData value) { | |
| 30 FrameValue frame = value.frameTree().frame(); | |
| 31 if (frame.parentId() != null) { | |
| 32 throw new RuntimeException("Unexpected parentId value"); | |
| 33 } | |
| 34 String url = frame.url(); | |
| 35 boolean silentUpdate = urlUnknown; | |
| 36 tabImpl.updateUrl(url, silentUpdate); | |
| 37 urlUnknown = false; | |
| 38 } | |
| 39 | |
| 40 @Override public void failure(Exception exception) { | |
| 41 throw new RuntimeException("Failed to read frame data", exception); | |
| 42 } | |
| 43 }; | |
| 44 | |
| 45 tabImpl.getCommandProcessor().send(requestParams, callback, null); | |
| 46 } | |
| 47 | |
| 48 void frameNavigated(FrameNavigatedEventData eventData) { | |
| 49 FrameValue frame = eventData.frame(); | |
| 50 String parentId = frame.parentId(); | |
| 51 if (parentId == null) { | |
| 52 String newUrl = frame.url(); | |
| 53 tabImpl.updateUrl(newUrl, false); | |
| 54 urlUnknown = false; | |
| 55 } | |
| 56 } | |
| 57 } | |
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