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Side by Side Diff: native_client_sdk/src/examples/common.js

Issue 10828187: [NaCl SDK] Support multiple configs (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 4 months ago
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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 // Javascript module pattern: 5 // Javascript module pattern:
6 // see http://en.wikipedia.org/wiki/Unobtrusive_JavaScript#Namespaces 6 // see http://en.wikipedia.org/wiki/Unobtrusive_JavaScript#Namespaces
7 // In essence, we define an anonymous function which is immediately called and 7 // In essence, we define an anonymous function which is immediately called and
8 // returns a new object. The new object contains only the exported definitions; 8 // returns a new object. The new object contains only the exported definitions;
9 // all other definitions in the anonymous function are inaccessible to external 9 // all other definitions in the anonymous function are inaccessible to external
10 // code. 10 // code.
11 var common = (function () { 11 var common = (function () {
12 12
13 /** 13 /**
14 * Create the Native Client <embed> element as a child of the DOM element 14 * Create the Native Client <embed> element as a child of the DOM element
15 * named "listener". 15 * named "listener".
16 * 16 *
17 * @param {string} name The name of the example. 17 * @param {string} name The name of the example.
18 * @param {string} tool The name of the toolchain, e.g. "glibc", "newlib" etc. 18 * @param {string} tool The name of the toolchain, e.g. "glibc", "newlib" etc.
19 * @param {number} width The width to create the plugin. 19 * @param {number} width The width to create the plugin.
20 * @param {number} height The height to create the plugin. 20 * @param {number} height The height to create the plugin.
21 */ 21 */
22 function createNaClModule(name, tool, width, height) { 22 function createNaClModule(name, tool, config, width, height) {
23 var moduleEl = document.createElement('embed'); 23 var moduleEl = document.createElement('embed');
24 moduleEl.setAttribute('name', 'nacl_module'); 24 moduleEl.setAttribute('name', 'nacl_module');
25 moduleEl.setAttribute('id', 'nacl_module'); 25 moduleEl.setAttribute('id', 'nacl_module');
26 moduleEl.setAttribute('width', width); 26 moduleEl.setAttribute('width', width);
27 moduleEl.setAttribute('height',height); 27 moduleEl.setAttribute('height',height);
28 moduleEl.setAttribute('src', tool + '/' + name + '.nmf'); 28 moduleEl.setAttribute('src', tool + '/' + config + '/' + name + '.nmf');
29 moduleEl.setAttribute('type', 'application/x-nacl'); 29 moduleEl.setAttribute('type', 'application/x-nacl');
30 30
31 // The <EMBED> element is wrapped inside a <DIV>, which has both a 'load' 31 // The <EMBED> element is wrapped inside a <DIV>, which has both a 'load'
32 // and a 'message' event listener attached. This wrapping method is used 32 // and a 'message' event listener attached. This wrapping method is used
33 // instead of attaching the event listeners directly to the <EMBED> element 33 // instead of attaching the event listeners directly to the <EMBED> element
34 // to ensure that the listeners are active before the NaCl module 'load' 34 // to ensure that the listeners are active before the NaCl module 'load'
35 // event fires. 35 // event fires.
36 var listenerDiv = document.getElementById('listener'); 36 var listenerDiv = document.getElementById('listener');
37 listenerDiv.appendChild(moduleEl); 37 listenerDiv.appendChild(moduleEl);
38 } 38 }
(...skipping 102 matching lines...) Expand 10 before | Expand all | Expand 10 after
141 * Common entrypoint for NaCl module loading. This function should be hooked 141 * Common entrypoint for NaCl module loading. This function should be hooked
142 * up to the document body's onload event, for example: 142 * up to the document body's onload event, for example:
143 * 143 *
144 * <body onload="common.onload(...)"> 144 * <body onload="common.onload(...)">
145 * 145 *
146 * @param {string} name The name of the example. 146 * @param {string} name The name of the example.
147 * @param {string} tool The name of the toolchain, e.g. "glibc", "newlib" etc. 147 * @param {string} tool The name of the toolchain, e.g. "glibc", "newlib" etc.
148 * @param {number} width The width to create the plugin. 148 * @param {number} width The width to create the plugin.
149 * @param {number} height The height to create the plugin. 149 * @param {number} height The height to create the plugin.
150 */ 150 */
151 function pageDidLoad(name, tool, width, height) { 151 function pageDidLoad(name, tool, config, width, height) {
152 // If the page loads before the Native Client module loads, then set the 152 // If the page loads before the Native Client module loads, then set the
153 // status message indicating that the module is still loading. Otherwise, 153 // status message indicating that the module is still loading. Otherwise,
154 // do not change the status message. 154 // do not change the status message.
155 updateStatus('Page loaded.'); 155 updateStatus('Page loaded.');
156 if (common.naclModule == null) { 156 if (common.naclModule == null) {
157 updateStatus('Creating embed: ' + tool) 157 updateStatus('Creating embed: ' + tool)
158 158
159 // We use a non-zero sized embed to give Chrome space to place the bad 159 // We use a non-zero sized embed to give Chrome space to place the bad
160 // plug-in graphic, if there is a problem. 160 // plug-in graphic, if there is a problem.
161 width = typeof width !== 'undefined' ? width : 200; 161 width = typeof width !== 'undefined' ? width : 200;
162 height = typeof height !== 'undefined' ? height : 200; 162 height = typeof height !== 'undefined' ? height : 200;
163 createNaClModule(name, tool, width, height); 163 createNaClModule(name, tool, config, width, height);
164 attachDefaultListeners(); 164 attachDefaultListeners();
165 } else { 165 } else {
166 // It's possible that the Native Client module onload event fired 166 // It's possible that the Native Client module onload event fired
167 // before the page's onload event. In this case, the status message 167 // before the page's onload event. In this case, the status message
168 // will reflect 'SUCCESS', but won't be displayed. This call will 168 // will reflect 'SUCCESS', but won't be displayed. This call will
169 // display the current message. 169 // display the current message.
170 updateStatus('Waiting.'); 170 updateStatus('Waiting.');
171 } 171 }
172 } 172 }
173 173
(...skipping 24 matching lines...) Expand all
198 naclModule: null, 198 naclModule: null,
199 199
200 onload: pageDidLoad, 200 onload: pageDidLoad,
201 attachDefaultListeners: attachDefaultListeners, 201 attachDefaultListeners: attachDefaultListeners,
202 createNaClModule: createNaClModule, 202 createNaClModule: createNaClModule,
203 hideModule: hideModule, 203 hideModule: hideModule,
204 updateStatus: updateStatus 204 updateStatus: updateStatus
205 }; 205 };
206 206
207 }()); 207 }());
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