1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
|
<?xml version="1.0"?>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
- License, v. 2.0. If a copy of the MPL was not distributed with this
- file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
<bindings id="buttonBindings"
xmlns="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
xmlns:xbl="http://www.mozilla.org/xbl">
<binding id="button-base" extends="chrome://global/content/bindings/general.xml#basetext" role="xul:button">
<implementation implements="nsIDOMXULButtonElement">
<property name="type"
onget="return this.getAttribute('type');"
onset="this.setAttribute('type', val); return val;"/>
<property name="dlgType"
onget="return this.getAttribute('dlgtype');"
onset="this.setAttribute('dlgtype', val); return val;"/>
<property name="group"
onget="return this.getAttribute('group');"
onset="this.setAttribute('group', val); return val;"/>
<property name="open" onget="return this.hasAttribute('open');">
<setter><![CDATA[
if (this.boxObject instanceof MenuBoxObject) {
this.boxObject.openMenu(val);
} else if (val) {
// Fall back to just setting the attribute
this.setAttribute('open', 'true');
} else {
this.removeAttribute('open');
}
return val;
]]></setter>
</property>
<property name="checked" onget="return this.hasAttribute('checked');">
<setter><![CDATA[
if (this.type == "checkbox") {
this.checkState = val ? 1 : 0;
} else if (this.type == "radio" && val) {
var sibs = this.parentNode.getElementsByAttribute("group", this.group);
for (var i = 0; i < sibs.length; ++i)
sibs[i].removeAttribute("checked");
}
if (val)
this.setAttribute("checked", "true");
else
this.removeAttribute("checked");
return val;
]]></setter>
</property>
<property name="checkState">
<getter><![CDATA[
var state = this.getAttribute("checkState");
if (state == "")
return this.checked ? 1 : 0;
if (state == "0")
return 0;
if (state == "2")
return 2;
return 1;
]]></getter>
<setter><![CDATA[
this.setAttribute("checkState", val);
return val;
]]></setter>
</property>
<property name="autoCheck"
onget="return this.getAttribute('autoCheck') == 'true';"
onset="this.setAttribute('autoCheck', val); return val;"/>
<method name ="filterButtons">
<parameter name="node"/>
<body>
<![CDATA[
// if the node isn't visible, don't descend into it.
var cs = node.ownerDocument.defaultView.getComputedStyle(node, null);
if (cs.visibility != "visible" || cs.display == "none") {
return NodeFilter.FILTER_REJECT;
}
// but it may be a popup element, in which case we look at "state"...
if (cs.display == "-moz-popup" && node.state != "open") {
return NodeFilter.FILTER_REJECT;
}
// OK - the node seems visible, so it is a candidate.
if (node.localName == "button" && node.accessKey && !node.disabled)
return NodeFilter.FILTER_ACCEPT;
return NodeFilter.FILTER_SKIP;
]]>
</body>
</method>
<method name="fireAccessKeyButton">
<parameter name="aSubtree"/>
<parameter name="aAccessKeyLower"/>
<body>
<![CDATA[
var iterator = aSubtree.ownerDocument.createTreeWalker(aSubtree,
NodeFilter.SHOW_ELEMENT,
this.filterButtons);
while (iterator.nextNode()) {
var test = iterator.currentNode;
if (test.accessKey.toLowerCase() == aAccessKeyLower &&
!test.disabled && !test.collapsed && !test.hidden) {
test.focus();
test.click();
return true;
}
}
return false;
]]>
</body>
</method>
<method name="_handleClick">
<body>
<![CDATA[
if (!this.disabled &&
(this.autoCheck || !this.hasAttribute("autoCheck"))) {
if (this.type == "checkbox") {
this.checked = !this.checked;
} else if (this.type == "radio") {
this.checked = true;
}
}
]]>
</body>
</method>
</implementation>
<handlers>
<!-- While it would seem we could do this by handling oncommand, we can't
because any external oncommand handlers might get called before ours,
and then they would see the incorrect value of checked. Additionally
a command attribute would redirect the command events anyway.-->
<handler event="click" button="0" action="this._handleClick();"/>
<handler event="keypress" key=" ">
<![CDATA[
this._handleClick();
// Prevent page from scrolling on the space key.
event.preventDefault();
]]>
</handler>
<handler event="keypress">
<![CDATA[
if (this.boxObject instanceof MenuBoxObject) {
if (this.open)
return;
} else {
if (event.keyCode == KeyEvent.DOM_VK_UP ||
(event.keyCode == KeyEvent.DOM_VK_LEFT &&
document.defaultView.getComputedStyle(this.parentNode, "")
.direction == "ltr") ||
(event.keyCode == KeyEvent.DOM_VK_RIGHT &&
document.defaultView.getComputedStyle(this.parentNode, "")
.direction == "rtl")) {
event.preventDefault();
window.document.commandDispatcher.rewindFocus();
return;
}
if (event.keyCode == KeyEvent.DOM_VK_DOWN ||
(event.keyCode == KeyEvent.DOM_VK_RIGHT &&
document.defaultView.getComputedStyle(this.parentNode, "")
.direction == "ltr") ||
(event.keyCode == KeyEvent.DOM_VK_LEFT &&
document.defaultView.getComputedStyle(this.parentNode, "")
.direction == "rtl")) {
event.preventDefault();
window.document.commandDispatcher.advanceFocus();
return;
}
}
if (event.keyCode || event.charCode <= 32 || event.altKey ||
event.ctrlKey || event.metaKey)
return; // No printable char pressed, not a potential accesskey
// Possible accesskey pressed
var charPressedLower = String.fromCharCode(event.charCode).toLowerCase();
// If the accesskey of the current button is pressed, just activate it
if (this.accessKey.toLowerCase() == charPressedLower) {
this.click();
return;
}
// Search for accesskey in the list of buttons for this doc and each subdoc
// Get the buttons for the main document and all sub-frames
for (var frameCount = -1; frameCount < window.top.frames.length; frameCount++) {
var doc = (frameCount == -1)? window.top.document:
window.top.frames[frameCount].document
if (this.fireAccessKeyButton(doc.documentElement, charPressedLower))
return;
}
// Test anonymous buttons
var dlg = window.top.document;
var buttonBox = dlg.getAnonymousElementByAttribute(dlg.documentElement,
"anonid", "buttons");
if (buttonBox)
this.fireAccessKeyButton(buttonBox, charPressedLower);
]]>
</handler>
</handlers>
</binding>
<binding id="button" display="xul:button"
extends="chrome://global/content/bindings/button.xml#button-base">
<resources>
<stylesheet src="chrome://global/skin/button.css"/>
</resources>
<content>
<children includes="observes|template|menupopup|panel|tooltip"/>
<xul:hbox class="box-inherit button-box" xbl:inherits="align,dir,pack,orient"
align="center" pack="center" flex="1" anonid="button-box">
<children>
<xul:image class="button-icon" xbl:inherits="src=image"/>
<xul:label class="button-text" xbl:inherits="value=label,accesskey,crop"/>
</children>
</xul:hbox>
</content>
</binding>
<binding id="menu" display="xul:menu"
extends="chrome://global/content/bindings/button.xml#button">
<content>
<children includes="observes|template|menupopup|panel|tooltip"/>
<xul:hbox class="box-inherit button-box" xbl:inherits="align,dir,pack,orient"
align="center" pack="center" flex="1">
<children>
<xul:hbox class="box-inherit" xbl:inherits="align,dir,pack,orient"
align="center" pack="center" flex="1">
<xul:image class="button-icon" xbl:inherits="src=image"/>
<xul:label class="button-text" xbl:inherits="value=label,accesskey,crop"/>
</xul:hbox>
<xul:dropmarker class="button-menu-dropmarker" xbl:inherits="open,disabled,label"/>
</children>
</xul:hbox>
</content>
<handlers>
<handler event="keypress" keycode="VK_RETURN" action="this.open = true;"/>
<handler event="keypress" key=" ">
<![CDATA[
this.open = true;
// Prevent page from scrolling on the space key.
event.preventDefault();
]]>
</handler>
</handlers>
</binding>
<binding id="menu-button-base"
extends="chrome://global/content/bindings/button.xml#button-base">
<implementation implements="nsIDOMEventListener">
<constructor>
this.init();
</constructor>
<method name="init">
<body>
<![CDATA[
var btn = document.getAnonymousElementByAttribute(this, "anonid", "button");
if (!btn)
throw "XBL binding for <button type=\"menu-button\"/> binding must contain an element with anonid=\"button\"";
var menubuttonParent = this;
btn.addEventListener("mouseover", function() {
if (!this.disabled)
menubuttonParent.buttonover = true;
}, true);
btn.addEventListener("mouseout", function() {
menubuttonParent.buttonover = false;
}, true);
btn.addEventListener("mousedown", function() {
if (!this.disabled) {
menubuttonParent.buttondown = true;
document.addEventListener("mouseup", menubuttonParent, true);
}
}, true);
]]>
</body>
</method>
<property name="buttonover" onget="return this.getAttribute('buttonover');">
<setter>
<![CDATA[
var v = val || val == "true";
if (!v && this.buttondown) {
this.buttondown = false;
this._pendingActive = true;
}
else if (this._pendingActive) {
this.buttondown = true;
this._pendingActive = false;
}
if (v)
this.setAttribute("buttonover", "true");
else
this.removeAttribute("buttonover");
return val;
]]>
</setter>
</property>
<property name="buttondown" onget="return this.getAttribute('buttondown') == 'true';">
<setter>
<![CDATA[
if (val || val == "true")
this.setAttribute("buttondown", "true");
else
this.removeAttribute("buttondown");
return val;
]]>
</setter>
</property>
<field name="_pendingActive">false</field>
<method name="handleEvent">
<parameter name="aEvent"/>
<body>
<![CDATA[
this._pendingActive = false;
this.buttondown = false;
document.removeEventListener("mouseup", this, true);
]]>
</body>
</method>
</implementation>
<handlers>
<handler event="keypress" keycode="VK_RETURN">
if (event.originalTarget == this)
this.open = true;
</handler>
<handler event="keypress" key=" ">
if (event.originalTarget == this) {
this.open = true;
// Prevent page from scrolling on the space key.
event.preventDefault();
}
</handler>
</handlers>
</binding>
<binding id="menu-button" display="xul:menu"
extends="chrome://global/content/bindings/button.xml#menu-button-base">
<resources>
<stylesheet src="chrome://global/skin/button.css"/>
</resources>
<content>
<children includes="observes|template|menupopup|panel|tooltip"/>
<xul:button class="box-inherit button-menubutton-button"
anonid="button" flex="1" allowevents="true"
xbl:inherits="disabled,crop,image,label,accesskey,command,
buttonover,buttondown,align,dir,pack,orient">
<children/>
</xul:button>
<xul:dropmarker class="button-menubutton-dropmarker" xbl:inherits="open,disabled,label"/>
</content>
</binding>
<binding id="button-image" display="xul:button"
extends="chrome://global/content/bindings/button.xml#button">
<content>
<xul:image class="button-image-icon" xbl:inherits="src=image"/>
</content>
</binding>
<binding id="button-repeat" display="xul:autorepeatbutton"
extends="chrome://global/content/bindings/button.xml#button"/>
</bindings>
|
