1
|
/**
|
2
|
* SqueezeBox - Expandable Lightbox
|
3
|
*
|
4
|
* Allows to open various content as modal,
|
5
|
* centered and animated box.
|
6
|
*
|
7
|
* Dependencies: MooTools 1.2
|
8
|
*
|
9
|
* Inspired by
|
10
|
* ... Lokesh Dhakar - The original Lightbox v2
|
11
|
*
|
12
|
* @version 1.1 rc4
|
13
|
*
|
14
|
* @license MIT-style license
|
15
|
* @author Harald Kirschner <mail [at] digitarald.de>
|
16
|
* @copyright Author
|
17
|
*/
|
18
|
|
19
|
var SqueezeBox = {
|
20
|
|
21
|
presets: {
|
22
|
onOpen: $empty,
|
23
|
onClose: $empty,
|
24
|
onUpdate: $empty,
|
25
|
onResize: $empty,
|
26
|
onMove: $empty,
|
27
|
onShow: $empty,
|
28
|
onHide: $empty,
|
29
|
size: {x: 600, y: 450},
|
30
|
sizeLoading: {x: 200, y: 150},
|
31
|
marginInner: {x: 20, y: 20},
|
32
|
marginImage: {x: 50, y: 75},
|
33
|
handler: false,
|
34
|
target: null,
|
35
|
closable: true,
|
36
|
closeBtn: true,
|
37
|
zIndex: 65555,
|
38
|
overlayOpacity: 0.7,
|
39
|
classWindow: '',
|
40
|
classOverlay: '',
|
41
|
overlayFx: {},
|
42
|
resizeFx: {},
|
43
|
contentFx: {},
|
44
|
parse: false, // 'rel'
|
45
|
parseSecure: false,
|
46
|
shadow: true,
|
47
|
document: null,
|
48
|
ajaxOptions: {}
|
49
|
},
|
50
|
|
51
|
initialize: function(presets) {
|
52
|
if (this.options) return this;
|
53
|
|
54
|
this.presets = $merge(this.presets, presets);
|
55
|
this.doc = this.presets.document || document;
|
56
|
this.options = {};
|
57
|
this.setOptions(this.presets).build();
|
58
|
this.bound = {
|
59
|
window: this.reposition.bind(this, [null]),
|
60
|
scroll: this.checkTarget.bind(this),
|
61
|
close: this.close.bind(this),
|
62
|
key: this.onKey.bind(this)
|
63
|
};
|
64
|
this.isOpen = this.isLoading = false;
|
65
|
return this;
|
66
|
},
|
67
|
|
68
|
build: function() {
|
69
|
this.overlay = new Element('div', {
|
70
|
id: 'sbox-overlay',
|
71
|
styles: {display: 'none', zIndex: this.options.zIndex}
|
72
|
});
|
73
|
this.win = new Element('div', {
|
74
|
id: 'sbox-window',
|
75
|
styles: {display: 'none', zIndex: this.options.zIndex + 2}
|
76
|
});
|
77
|
if (this.options.shadow) {
|
78
|
if (Browser.Engine.webkit420) {
|
79
|
this.win.setStyle('-webkit-box-shadow', '0 0 10px rgba(0, 0, 0, 0.7)');
|
80
|
} else if (!Browser.Engine.trident4) {
|
81
|
var shadow = new Element('div', {'class': 'sbox-bg-wrap'}).inject(this.win);
|
82
|
var relay = function(e) {
|
83
|
this.overlay.fireEvent('click', [e]);
|
84
|
}.bind(this);
|
85
|
['n', 'ne', 'e', 'se', 's', 'sw', 'w', 'nw'].each(function(dir) {
|
86
|
new Element('div', {'class': 'sbox-bg sbox-bg-' + dir}).inject(shadow).addEvent('click', relay);
|
87
|
});
|
88
|
}
|
89
|
}
|
90
|
this.content = new Element('div', {id: 'sbox-content'}).inject(this.win);
|
91
|
this.closeBtn = new Element('a', {id: 'sbox-btn-close', href: '#'}).inject(this.win);
|
92
|
this.fx = {
|
93
|
overlay: new Fx.Tween(this.overlay, $merge({
|
94
|
property: 'opacity',
|
95
|
onStart: Events.prototype.clearChain,
|
96
|
duration: 250,
|
97
|
link: 'cancel'
|
98
|
}, this.options.overlayFx)).set(0),
|
99
|
win: new Fx.Morph(this.win, $merge({
|
100
|
onStart: Events.prototype.clearChain,
|
101
|
unit: 'px',
|
102
|
duration: 750,
|
103
|
transition: Fx.Transitions.Quint.easeOut,
|
104
|
link: 'cancel',
|
105
|
unit: 'px'
|
106
|
}, this.options.resizeFx)),
|
107
|
content: new Fx.Tween(this.content, $merge({
|
108
|
property: 'opacity',
|
109
|
duration: 250,
|
110
|
link: 'cancel'
|
111
|
}, this.options.contentFx)).set(0)
|
112
|
};
|
113
|
$(this.doc.body).adopt(this.overlay, this.win);
|
114
|
},
|
115
|
|
116
|
assign: function(to, options) {
|
117
|
return ($(to) || $$(to)).addEvent('click', function() {
|
118
|
return !SqueezeBox.fromElement(this, options);
|
119
|
});
|
120
|
},
|
121
|
|
122
|
open: function(subject, options) {
|
123
|
this.initialize();
|
124
|
|
125
|
if (this.element != null) this.trash();
|
126
|
this.element = $(subject) || false;
|
127
|
|
128
|
this.setOptions($merge(this.presets, options || {}));
|
129
|
|
130
|
if (this.element && this.options.parse) {
|
131
|
var obj = this.element.getProperty(this.options.parse);
|
132
|
if (obj && (obj = JSON.decode(obj, this.options.parseSecure))) this.setOptions(obj);
|
133
|
}
|
134
|
this.url = ((this.element) ? (this.element.get('href')) : subject) || this.options.url || '';
|
135
|
|
136
|
this.assignOptions();
|
137
|
|
138
|
var handler = handler || this.options.handler;
|
139
|
if (handler) return this.setContent(handler, this.parsers[handler].call(this, true));
|
140
|
var ret = false;
|
141
|
return this.parsers.some(function(parser, key) {
|
142
|
var content = parser.call(this);
|
143
|
if (content) {
|
144
|
ret = this.setContent(key, content);
|
145
|
return true;
|
146
|
}
|
147
|
return false;
|
148
|
}, this);
|
149
|
},
|
150
|
|
151
|
fromElement: function(from, options) {
|
152
|
return this.open(from, options);
|
153
|
},
|
154
|
|
155
|
assignOptions: function() {
|
156
|
this.overlay.set('class', this.options.classOverlay);
|
157
|
this.win.set('class', this.options.classWindow);
|
158
|
if (Browser.Engine.trident4) this.win.addClass('sbox-window-ie6');
|
159
|
},
|
160
|
|
161
|
close: function(e) {
|
162
|
var stoppable = ($type(e) == 'event');
|
163
|
if (stoppable) e.stop();
|
164
|
if (!this.isOpen || (stoppable && !$lambda(this.options.closable).call(this, e))) return this;
|
165
|
this.fx.overlay.start(0).chain(this.toggleOverlay.bind(this));
|
166
|
this.win.setStyle('display', 'none');
|
167
|
this.fireEvent('onClose', [this.content]);
|
168
|
this.trash();
|
169
|
this.toggleListeners();
|
170
|
this.isOpen = false;
|
171
|
return this;
|
172
|
},
|
173
|
|
174
|
trash: function() {
|
175
|
this.element = this.asset = null;
|
176
|
this.content.empty();
|
177
|
this.options = {};
|
178
|
this.removeEvents().setOptions(this.presets).callChain();
|
179
|
},
|
180
|
|
181
|
onError: function() {
|
182
|
this.asset = null;
|
183
|
this.setContent('string', this.options.errorMsg || 'An error occurred');
|
184
|
},
|
185
|
|
186
|
setContent: function(handler, content) {
|
187
|
if (!this.handlers[handler]) return false;
|
188
|
this.content.className = 'sbox-content-' + handler;
|
189
|
this.applyTimer = this.applyContent.delay(this.fx.overlay.options.duration, this, this.handlers[handler].call(this, content));
|
190
|
if (this.overlay.retrieve('opacity')) return this;
|
191
|
this.toggleOverlay(true);
|
192
|
this.fx.overlay.start(this.options.overlayOpacity);
|
193
|
return this.reposition();
|
194
|
},
|
195
|
|
196
|
applyContent: function(content, size) {
|
197
|
if (!this.isOpen && !this.applyTimer) return;
|
198
|
this.applyTimer = $clear(this.applyTimer);
|
199
|
this.hideContent();
|
200
|
if (!content) {
|
201
|
this.toggleLoading(true);
|
202
|
} else {
|
203
|
if (this.isLoading) this.toggleLoading(false);
|
204
|
this.fireEvent('onUpdate', [this.content], 20);
|
205
|
}
|
206
|
if (content) {
|
207
|
if (['string', 'array'].contains($type(content))) this.content.set('html', content);
|
208
|
else if (!this.content.hasChild(content)) this.content.adopt(content);
|
209
|
}
|
210
|
this.callChain();
|
211
|
if (!this.isOpen) {
|
212
|
this.toggleListeners(true);
|
213
|
this.resize(size, true);
|
214
|
this.isOpen = true;
|
215
|
this.fireEvent('onOpen', [this.content]);
|
216
|
} else {
|
217
|
this.resize(size);
|
218
|
}
|
219
|
},
|
220
|
|
221
|
resize: function(size, instantly) {
|
222
|
this.showTimer = $clear(this.showTimer || null);
|
223
|
var box = this.doc.getSize(), scroll = this.doc.getScroll();
|
224
|
this.size = $merge((this.isLoading) ? this.options.sizeLoading : this.options.size, size);
|
225
|
var to = {
|
226
|
width: this.size.x,
|
227
|
height: this.size.y,
|
228
|
left: (scroll.x + (box.x - this.size.x - this.options.marginInner.x) / 2).toInt(),
|
229
|
top: (scroll.y + (box.y - this.size.y - this.options.marginInner.y) / 2).toInt()
|
230
|
};
|
231
|
this.hideContent();
|
232
|
if (!instantly) {
|
233
|
this.fx.win.start(to).chain(this.showContent.bind(this));
|
234
|
} else {
|
235
|
this.win.setStyles(to).setStyle('display', '');
|
236
|
this.showTimer = this.showContent.delay(50, this);
|
237
|
}
|
238
|
return this.reposition();
|
239
|
},
|
240
|
|
241
|
toggleListeners: function(state) {
|
242
|
var fn = (state) ? 'addEvent' : 'removeEvent';
|
243
|
this.closeBtn[fn]('click', this.bound.close);
|
244
|
this.overlay[fn]('click', this.bound.close);
|
245
|
this.doc[fn]('keydown', this.bound.key)[fn]('mousewheel', this.bound.scroll);
|
246
|
this.doc.getWindow()[fn]('resize', this.bound.window)[fn]('scroll', this.bound.window);
|
247
|
},
|
248
|
|
249
|
toggleLoading: function(state) {
|
250
|
this.isLoading = state;
|
251
|
this.win[(state) ? 'addClass' : 'removeClass']('sbox-loading');
|
252
|
if (state) this.fireEvent('onLoading', [this.win]);
|
253
|
},
|
254
|
|
255
|
toggleOverlay: function(state) {
|
256
|
var full = this.doc.getSize().x;
|
257
|
this.overlay.setStyle('display', (state) ? '' : 'none');
|
258
|
this.doc.body[(state) ? 'addClass' : 'removeClass']('body-overlayed');
|
259
|
if (state) {
|
260
|
this.scrollOffset = this.doc.getWindow().getSize().x - full;
|
261
|
this.doc.body.setStyle('margin-right', this.scrollOffset);
|
262
|
} else {
|
263
|
this.doc.body.setStyle('margin-right', '');
|
264
|
}
|
265
|
},
|
266
|
|
267
|
showContent: function() {
|
268
|
if (this.content.get('opacity')) this.fireEvent('onShow', [this.win]);
|
269
|
this.fx.content.start(1);
|
270
|
},
|
271
|
|
272
|
hideContent: function() {
|
273
|
if (!this.content.get('opacity')) this.fireEvent('onHide', [this.win]);
|
274
|
this.fx.content.cancel().set(0);
|
275
|
},
|
276
|
|
277
|
onKey: function(e) {
|
278
|
switch (e.key) {
|
279
|
case 'esc': this.close(e);
|
280
|
case 'up': case 'down': return false;
|
281
|
}
|
282
|
},
|
283
|
|
284
|
checkTarget: function(e) {
|
285
|
return this.content.hasChild(e.target);
|
286
|
},
|
287
|
|
288
|
reposition: function() {
|
289
|
var size = this.doc.getSize(), scroll = this.doc.getScroll(), ssize = this.doc.getScrollSize();
|
290
|
this.overlay.setStyles({
|
291
|
width: ssize.x + 'px',
|
292
|
height: ssize.y + 'px'
|
293
|
});
|
294
|
this.win.setStyles({
|
295
|
left: (scroll.x + (size.x - this.win.offsetWidth) / 2 - this.scrollOffset).toInt() + 'px',
|
296
|
top: (scroll.y + (size.y - this.win.offsetHeight) / 2).toInt() + 'px'
|
297
|
});
|
298
|
return this.fireEvent('onMove', [this.overlay, this.win]);
|
299
|
},
|
300
|
|
301
|
removeEvents: function(type){
|
302
|
if (!this.$events) return this;
|
303
|
if (!type) this.$events = null;
|
304
|
else if (this.$events[type]) this.$events[type] = null;
|
305
|
return this;
|
306
|
},
|
307
|
|
308
|
extend: function(properties) {
|
309
|
return $extend(this, properties);
|
310
|
},
|
311
|
|
312
|
handlers: new Hash(),
|
313
|
|
314
|
parsers: new Hash()
|
315
|
|
316
|
};
|
317
|
|
318
|
SqueezeBox.extend(new Events($empty)).extend(new Options($empty)).extend(new Chain($empty));
|
319
|
|
320
|
SqueezeBox.parsers.extend({
|
321
|
|
322
|
image: function(preset) {
|
323
|
return (preset || (/\.(?:jpg|png|gif)$/i).test(this.url)) ? this.url : false;
|
324
|
},
|
325
|
|
326
|
clone: function(preset) {
|
327
|
if ($(this.options.target)) return $(this.options.target);
|
328
|
if (this.element && !this.element.parentNode) return this.element;
|
329
|
var bits = this.url.match(/#([\w-]+)$/);
|
330
|
return (bits) ? $(bits[1]) : (preset ? this.element : false);
|
331
|
},
|
332
|
|
333
|
ajax: function(preset) {
|
334
|
return (preset || (this.url && !(/^(?:javascript|#)/i).test(this.url))) ? this.url : false;
|
335
|
},
|
336
|
|
337
|
iframe: function(preset) {
|
338
|
return (preset || this.url) ? this.url : false;
|
339
|
},
|
340
|
|
341
|
string: function(preset) {
|
342
|
return true;
|
343
|
}
|
344
|
});
|
345
|
|
346
|
SqueezeBox.handlers.extend({
|
347
|
|
348
|
image: function(url) {
|
349
|
var size, tmp = new Image();
|
350
|
this.asset = null;
|
351
|
tmp.onload = tmp.onabort = tmp.onerror = (function() {
|
352
|
tmp.onload = tmp.onabort = tmp.onerror = null;
|
353
|
if (!tmp.width) {
|
354
|
this.onError.delay(10, this);
|
355
|
return;
|
356
|
}
|
357
|
var box = this.doc.getSize();
|
358
|
box.x -= this.options.marginImage.x;
|
359
|
box.y -= this.options.marginImage.y;
|
360
|
size = {x: tmp.width, y: tmp.height};
|
361
|
for (var i = 2; i--;) {
|
362
|
if (size.x > box.x) {
|
363
|
size.y *= box.x / size.x;
|
364
|
size.x = box.x;
|
365
|
} else if (size.y > box.y) {
|
366
|
size.x *= box.y / size.y;
|
367
|
size.y = box.y;
|
368
|
}
|
369
|
}
|
370
|
size.x = size.x.toInt();
|
371
|
size.y = size.y.toInt();
|
372
|
this.asset = $(tmp);
|
373
|
tmp = null;
|
374
|
this.asset.width = size.x;
|
375
|
this.asset.height = size.y;
|
376
|
this.applyContent(this.asset, size);
|
377
|
}).bind(this);
|
378
|
tmp.src = url;
|
379
|
if (tmp && tmp.onload && tmp.complete) tmp.onload();
|
380
|
return (this.asset) ? [this.asset, size] : null;
|
381
|
},
|
382
|
|
383
|
clone: function(el) {
|
384
|
if (el) return el.clone();
|
385
|
return this.onError();
|
386
|
},
|
387
|
|
388
|
adopt: function(el) {
|
389
|
if (el) return el;
|
390
|
return this.onError();
|
391
|
},
|
392
|
|
393
|
ajax: function(url) {
|
394
|
var options = this.options.ajaxOptions || {};
|
395
|
this.asset = new Request.HTML($merge({
|
396
|
method: 'get',
|
397
|
evalScripts: false
|
398
|
}, this.options.ajaxOptions)).addEvents({
|
399
|
onSuccess: function(resp) {
|
400
|
this.applyContent(resp);
|
401
|
if (options.evalScripts !== null && !options.evalScripts) $exec(this.asset.response.javascript);
|
402
|
this.fireEvent('onAjax', [resp, this.asset]);
|
403
|
this.asset = null;
|
404
|
}.bind(this),
|
405
|
onFailure: this.onError.bind(this)
|
406
|
});
|
407
|
this.asset.send.delay(10, this.asset, [{url: url}]);
|
408
|
},
|
409
|
|
410
|
iframe: function(url) {
|
411
|
this.asset = new Element('iframe', $merge({
|
412
|
src: url,
|
413
|
frameBorder: 0,
|
414
|
width: this.options.size.x,
|
415
|
height: this.options.size.y
|
416
|
}, this.options.iframeOptions));
|
417
|
if (this.options.iframePreload) {
|
418
|
this.asset.addEvent('load', function() {
|
419
|
this.applyContent(this.asset.setStyle('display', ''));
|
420
|
}.bind(this));
|
421
|
this.asset.setStyle('display', 'none').inject(this.content);
|
422
|
return false;
|
423
|
}
|
424
|
return this.asset;
|
425
|
},
|
426
|
|
427
|
string: function(str) {
|
428
|
return str;
|
429
|
}
|
430
|
|
431
|
});
|
432
|
|
433
|
SqueezeBox.handlers.url = SqueezeBox.handlers.ajax;
|
434
|
SqueezeBox.parsers.url = SqueezeBox.parsers.ajax;
|
435
|
SqueezeBox.parsers.adopt = SqueezeBox.parsers.clone;
|