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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This module implements WebView (<webview>) as a custom element that wraps a | 5 // This module implements WebView (<webview>) as a custom element that wraps a |
6 // BrowserPlugin object element. The object element is hidden within | 6 // BrowserPlugin object element. The object element is hidden within |
7 // the shadow DOM of the WebView element. | 7 // the shadow DOM of the WebView element. |
8 | 8 |
9 var DocumentNatives = requireNative('document_natives'); | 9 var DocumentNatives = requireNative('document_natives'); |
10 var GuestView = require('guestView').GuestView; | 10 var GuestView = require('guestView').GuestView; |
11 var GuestViewContainer = require('guestViewContainer').GuestViewContainer; | 11 var GuestViewContainer = require('guestViewContainer').GuestViewContainer; |
12 var GuestViewInternalNatives = requireNative('guest_view_internal'); | 12 var GuestViewInternalNatives = requireNative('guest_view_internal'); |
13 var WebViewConstants = require('webViewConstants').WebViewConstants; | 13 var WebViewConstants = require('webViewConstants').WebViewConstants; |
14 var WebViewEvents = require('webViewEvents').WebViewEvents; | 14 var WebViewEvents = require('webViewEvents').WebViewEvents; |
15 var WebViewInternal = require('webViewInternal').WebViewInternal; | 15 var WebViewInternal = require('webViewInternal').WebViewInternal; |
16 | 16 |
17 var IdGenerator = requireNative('id_generator'); | |
18 var GuestViewInternalNatives = requireNative('guest_view_internal'); | |
19 | |
20 var LOG = function(msg) { window.console.log(msg); }; | |
21 | |
17 // Represents the internal state of <webview>. | 22 // Represents the internal state of <webview>. |
18 function WebViewImpl(webviewElement) { | 23 function WebViewImpl(webviewElement) { |
19 GuestViewContainer.call(this, webviewElement, 'webview'); | 24 GuestViewContainer.call(this, webviewElement, 'webview'); |
20 | 25 |
21 this.setupElementProperties(); | 26 this.setupElementProperties(); |
22 new WebViewEvents(this, this.viewInstanceId); | 27 new WebViewEvents(this, this.viewInstanceId); |
23 } | 28 } |
24 | 29 |
25 WebViewImpl.prototype.__proto__ = GuestViewContainer.prototype; | 30 WebViewImpl.prototype.__proto__ = GuestViewContainer.prototype; |
26 | 31 |
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52 // Forward proto.foo* method calls to WebViewImpl.foo*. | 57 // Forward proto.foo* method calls to WebViewImpl.foo*. |
53 GuestViewContainer.forwardApiMethods(proto, apiMethods); | 58 GuestViewContainer.forwardApiMethods(proto, apiMethods); |
54 }; | 59 }; |
55 | 60 |
56 // Initiates navigation once the <webview> element is attached to the DOM. | 61 // Initiates navigation once the <webview> element is attached to the DOM. |
57 WebViewImpl.prototype.onElementAttached = function() { | 62 WebViewImpl.prototype.onElementAttached = function() { |
58 // Mark all attributes as dirty on attachment. | 63 // Mark all attributes as dirty on attachment. |
59 for (var i in this.attributes) { | 64 for (var i in this.attributes) { |
60 this.attributes[i].dirty = true; | 65 this.attributes[i].dirty = true; |
61 } | 66 } |
67 // FIXME: Not sure about this one. | |
62 for (var i in this.attributes) { | 68 for (var i in this.attributes) { |
63 this.attributes[i].attach(); | 69 this.attributes[i].attach(); |
64 } | 70 } |
65 }; | 71 }; |
66 | 72 |
67 // Resets some state upon detaching <webview> element from the DOM. | 73 // Resets some state upon detaching <webview> element from the DOM. |
68 WebViewImpl.prototype.onElementDetached = function() { | 74 WebViewImpl.prototype.onElementDetached = function() { |
69 this.guest.destroy(); | 75 this.guest.destroy(); |
70 for (var i in this.attributes) { | 76 for (var i in this.attributes) { |
71 this.attributes[i].dirty = false; | 77 this.attributes[i].dirty = false; |
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181 // If |opt_guestInstanceId| was provided, then a different existing guest is | 187 // If |opt_guestInstanceId| was provided, then a different existing guest is |
182 // being attached to this webview, and the current one will get destroyed. | 188 // being attached to this webview, and the current one will get destroyed. |
183 if (opt_guestInstanceId) { | 189 if (opt_guestInstanceId) { |
184 if (this.guest.getId() == opt_guestInstanceId) { | 190 if (this.guest.getId() == opt_guestInstanceId) { |
185 return true; | 191 return true; |
186 } | 192 } |
187 this.guest.destroy(); | 193 this.guest.destroy(); |
188 this.guest = new GuestView('webview', opt_guestInstanceId); | 194 this.guest = new GuestView('webview', opt_guestInstanceId); |
189 } | 195 } |
190 | 196 |
197 if (GuestViewInternalNatives.IsSitePerProcess()) { | |
198 return this.attachForSitePerProcess(); | |
199 } | |
200 | |
201 if (!this.internalInstanceId) { | |
202 return true; | |
203 } | |
204 | |
191 return GuestViewContainer.prototype.attachWindow.call(this); | 205 return GuestViewContainer.prototype.attachWindow.call(this); |
192 }; | 206 }; |
193 | 207 |
208 WebViewImpl.prototype.attachForSitePerProcess = function() { | |
209 LOG('Guest will start attach'); | |
210 var generatedId = IdGenerator.GetNextId(); | |
211 this.internalInstanceId = generatedId; | |
212 | |
213 LOG('this.guest.getId() = ' + this.guest.getId()); | |
214 window.console.log(this.getBrowserPluginElement()); | |
215 var ret = GuestViewInternalNatives.AttachIframeGuest( | |
216 this.internalInstanceId, this.guest.getId(), | |
217 this.getBrowserPluginElement(), function(contentWindow) { | |
218 LOG(contentWindow); | |
219 this.guest.setContentWindow(contentWindow); | |
220 }.bind(this)); | |
221 | |
222 LOG('guestViewInternalNatives.AttachIframeGuest status: ' + ret); | |
223 | |
224 window.setTimeout(function() { | |
225 LOG('<webview>: navigate'); | |
226 var src = | |
227 this.attributes[WebViewConstants.ATTRIBUTE_SRC].getValue(); | |
228 WebViewInternal.navigate( | |
Fady Samuel
2015/04/28 17:56:11
This breaks webview expectations now. What happene
| |
229 this.guest.getId(), src); | |
230 }.bind(this), 0); | |
231 | |
232 return true; | |
233 }; | |
234 | |
194 // Shared implementation of executeScript() and insertCSS(). | 235 // Shared implementation of executeScript() and insertCSS(). |
195 WebViewImpl.prototype.executeCode = function(func, args) { | 236 WebViewImpl.prototype.executeCode = function(func, args) { |
196 if (!this.guest.getId()) { | 237 if (!this.guest.getId()) { |
197 window.console.error(WebViewConstants.ERROR_MSG_CANNOT_INJECT_SCRIPT); | 238 window.console.error(WebViewConstants.ERROR_MSG_CANNOT_INJECT_SCRIPT); |
198 return false; | 239 return false; |
199 } | 240 } |
200 | 241 |
201 var webviewSrc = this.attributes[WebViewConstants.ATTRIBUTE_SRC].getValue(); | 242 var webviewSrc = this.attributes[WebViewConstants.ATTRIBUTE_SRC].getValue(); |
202 if (this.baseUrlForDataUrl) { | 243 if (this.baseUrlForDataUrl) { |
203 webviewSrc = this.baseUrlForDataUrl; | 244 webviewSrc = this.baseUrlForDataUrl; |
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216 }.bind(this)); | 257 }.bind(this)); |
217 }; | 258 }; |
218 | 259 |
219 // Implemented when the ChromeWebView API is available. | 260 // Implemented when the ChromeWebView API is available. |
220 WebViewImpl.prototype.maybeSetupContextMenus = function() {}; | 261 WebViewImpl.prototype.maybeSetupContextMenus = function() {}; |
221 | 262 |
222 GuestViewContainer.registerElement(WebViewImpl); | 263 GuestViewContainer.registerElement(WebViewImpl); |
223 | 264 |
224 // Exports. | 265 // Exports. |
225 exports.WebViewImpl = WebViewImpl; | 266 exports.WebViewImpl = WebViewImpl; |
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