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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 // Custom binding for the contextMenus API. | 5 // Custom binding for the contextMenus API. |
6 | 6 |
7 var binding = require('binding').Binding.create('contextMenus'); | 7 var binding = require('binding').Binding.create('contextMenus'); |
8 | 8 var contextMenusHandlers = require('contextMenusHandlers'); |
9 var contextMenuNatives = requireNative('context_menus'); | |
10 var sendRequest = require('sendRequest').sendRequest; | |
11 var Event = require('event_bindings').Event; | |
12 var lastError = require('lastError'); | |
13 | 9 |
14 binding.registerCustomHook(function(bindingsAPI) { | 10 binding.registerCustomHook(function(bindingsAPI) { |
15 var apiFunctions = bindingsAPI.apiFunctions; | 11 var apiFunctions = bindingsAPI.apiFunctions; |
16 | 12 |
17 var contextMenus = {}; | 13 var handlers = contextMenusHandlers.create(true /* isWebview */); |
lazyboy
2015/02/26 18:04:37
This should be false?
robwu
2015/02/26 22:51:23
Yes indeed, thanks for catching!
| |
18 contextMenus.generatedIdHandlers = {}; | |
19 contextMenus.stringIdHandlers = {}; | |
20 var eventName = 'contextMenus'; | |
21 contextMenus.event = new Event(eventName); | |
22 contextMenus.getIdFromCreateProperties = function(prop) { | |
23 if (typeof(prop.id) !== 'undefined') | |
24 return prop.id; | |
25 return prop.generatedId; | |
26 }; | |
27 contextMenus.handlersForId = function(id) { | |
28 if (typeof(id) === 'number') | |
29 return contextMenus.generatedIdHandlers; | |
30 return contextMenus.stringIdHandlers; | |
31 }; | |
32 contextMenus.ensureListenerSetup = function() { | |
33 if (contextMenus.listening) { | |
34 return; | |
35 } | |
36 contextMenus.listening = true; | |
37 contextMenus.event.addListener(function() { | |
38 // An extension context menu item has been clicked on - fire the onclick | |
39 // if there is one. | |
40 var id = arguments[0].menuItemId; | |
41 var onclick = contextMenus.handlersForId(id)[id]; | |
42 if (onclick) { | |
43 $Function.apply(onclick, null, arguments); | |
44 } | |
45 }); | |
46 }; | |
47 | 14 |
48 apiFunctions.setHandleRequest('create', function() { | 15 apiFunctions.setHandleRequest('create', handlers.requestHandlers.create); |
49 var args = arguments; | |
50 var id = contextMenuNatives.GetNextContextMenuId(); | |
51 args[0].generatedId = id; | |
52 var optArgs = { | |
53 customCallback: this.customCallback, | |
54 }; | |
55 sendRequest(this.name, args, this.definition.parameters, optArgs); | |
56 return contextMenus.getIdFromCreateProperties(args[0]); | |
57 }); | |
58 | 16 |
59 apiFunctions.setCustomCallback('create', | 17 apiFunctions.setCustomCallback('create', handlers.callbacks.create); |
60 function(name, request, callback, response) { | |
61 if (lastError.hasError(chrome)) { | |
62 if (callback) | |
63 callback(); | |
64 return; | |
65 } | |
66 | 18 |
67 var id = contextMenus.getIdFromCreateProperties(request.args[0]); | 19 apiFunctions.setCustomCallback('remove', handlers.callbacks.remove); |
68 | 20 |
69 // Set up the onclick handler if we were passed one in the request. | 21 apiFunctions.setCustomCallback('update', handlers.callbacks.update); |
70 var onclick = request.args.length ? request.args[0].onclick : null; | |
71 if (onclick) { | |
72 contextMenus.ensureListenerSetup(); | |
73 contextMenus.handlersForId(id)[id] = onclick; | |
74 } | |
75 if (callback) | |
76 callback(); | |
77 }); | |
78 | 22 |
79 apiFunctions.setCustomCallback('remove', | 23 apiFunctions.setCustomCallback('removeAll', handlers.callbacks.removeAll); |
80 function(name, request, callback, response) { | |
81 if (lastError.hasError(chrome)) { | |
82 if (callback) | |
83 callback(); | |
84 return; | |
85 } | |
86 var id = request.args[0]; | |
87 delete contextMenus.handlersForId(id)[id]; | |
88 if (callback) | |
89 callback(); | |
90 }); | |
91 | |
92 apiFunctions.setCustomCallback('update', | |
93 function(name, request, callback, response) { | |
94 if (lastError.hasError(chrome)) { | |
95 if (callback) | |
96 callback(); | |
97 return; | |
98 } | |
99 var id = request.args[0]; | |
100 if (request.args[1].onclick) { | |
101 contextMenus.handlersForId(id)[id] = request.args[1].onclick; | |
102 } | |
103 if (callback) | |
104 callback(); | |
105 }); | |
106 | |
107 apiFunctions.setCustomCallback('removeAll', | |
108 function(name, request, callback, response) { | |
109 if (lastError.hasError(chrome)) { | |
110 if (callback) | |
111 callback(); | |
112 return; | |
113 } | |
114 contextMenus.generatedIdHandlers = {}; | |
115 contextMenus.stringIdHandlers = {}; | |
116 if (callback) | |
117 callback(); | |
118 }); | |
119 }); | 24 }); |
120 | 25 |
121 exports.binding = binding.generate(); | 26 exports.binding = binding.generate(); |
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