1 |
5703
|
leinfelder
|
/*
|
2 |
|
|
* jQuery UI Sortable 1.8.6
|
3 |
|
|
*
|
4 |
|
|
* Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
|
5 |
|
|
* Dual licensed under the MIT or GPL Version 2 licenses.
|
6 |
|
|
* http://jquery.org/license
|
7 |
|
|
*
|
8 |
|
|
* http://docs.jquery.com/UI/Sortables
|
9 |
|
|
*
|
10 |
|
|
* Depends:
|
11 |
|
|
* jquery.ui.core.js
|
12 |
|
|
* jquery.ui.mouse.js
|
13 |
|
|
* jquery.ui.widget.js
|
14 |
|
|
*/
|
15 |
|
|
(function( $, undefined ) {
|
16 |
|
|
|
17 |
|
|
$.widget("ui.sortable", $.ui.mouse, {
|
18 |
|
|
widgetEventPrefix: "sort",
|
19 |
|
|
options: {
|
20 |
|
|
appendTo: "parent",
|
21 |
|
|
axis: false,
|
22 |
|
|
connectWith: false,
|
23 |
|
|
containment: false,
|
24 |
|
|
cursor: 'auto',
|
25 |
|
|
cursorAt: false,
|
26 |
|
|
dropOnEmpty: true,
|
27 |
|
|
forcePlaceholderSize: false,
|
28 |
|
|
forceHelperSize: false,
|
29 |
|
|
grid: false,
|
30 |
|
|
handle: false,
|
31 |
|
|
helper: "original",
|
32 |
|
|
items: '> *',
|
33 |
|
|
opacity: false,
|
34 |
|
|
placeholder: false,
|
35 |
|
|
revert: false,
|
36 |
|
|
scroll: true,
|
37 |
|
|
scrollSensitivity: 20,
|
38 |
|
|
scrollSpeed: 20,
|
39 |
|
|
scope: "default",
|
40 |
|
|
tolerance: "intersect",
|
41 |
|
|
zIndex: 1000
|
42 |
|
|
},
|
43 |
|
|
_create: function() {
|
44 |
|
|
|
45 |
|
|
var o = this.options;
|
46 |
|
|
this.containerCache = {};
|
47 |
|
|
this.element.addClass("ui-sortable");
|
48 |
|
|
|
49 |
|
|
//Get the items
|
50 |
|
|
this.refresh();
|
51 |
|
|
|
52 |
|
|
//Let's determine if the items are floating
|
53 |
|
|
this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false;
|
54 |
|
|
|
55 |
|
|
//Let's determine the parent's offset
|
56 |
|
|
this.offset = this.element.offset();
|
57 |
|
|
|
58 |
|
|
//Initialize mouse events for interaction
|
59 |
|
|
this._mouseInit();
|
60 |
|
|
|
61 |
|
|
},
|
62 |
|
|
|
63 |
|
|
destroy: function() {
|
64 |
|
|
this.element
|
65 |
|
|
.removeClass("ui-sortable ui-sortable-disabled")
|
66 |
|
|
.removeData("sortable")
|
67 |
|
|
.unbind(".sortable");
|
68 |
|
|
this._mouseDestroy();
|
69 |
|
|
|
70 |
|
|
for ( var i = this.items.length - 1; i >= 0; i-- )
|
71 |
|
|
this.items[i].item.removeData("sortable-item");
|
72 |
|
|
|
73 |
|
|
return this;
|
74 |
|
|
},
|
75 |
|
|
|
76 |
|
|
_setOption: function(key, value){
|
77 |
|
|
if ( key === "disabled" ) {
|
78 |
|
|
this.options[ key ] = value;
|
79 |
|
|
|
80 |
|
|
this.widget()
|
81 |
|
|
[ value ? "addClass" : "removeClass"]( "ui-sortable-disabled" );
|
82 |
|
|
} else {
|
83 |
|
|
// Don't call widget base _setOption for disable as it adds ui-state-disabled class
|
84 |
|
|
$.Widget.prototype._setOption.apply(this, arguments);
|
85 |
|
|
}
|
86 |
|
|
},
|
87 |
|
|
|
88 |
|
|
_mouseCapture: function(event, overrideHandle) {
|
89 |
|
|
|
90 |
|
|
if (this.reverting) {
|
91 |
|
|
return false;
|
92 |
|
|
}
|
93 |
|
|
|
94 |
|
|
if(this.options.disabled || this.options.type == 'static') return false;
|
95 |
|
|
|
96 |
|
|
//We have to refresh the items data once first
|
97 |
|
|
this._refreshItems(event);
|
98 |
|
|
|
99 |
|
|
//Find out if the clicked node (or one of its parents) is a actual item in this.items
|
100 |
|
|
var currentItem = null, self = this, nodes = $(event.target).parents().each(function() {
|
101 |
|
|
if($.data(this, 'sortable-item') == self) {
|
102 |
|
|
currentItem = $(this);
|
103 |
|
|
return false;
|
104 |
|
|
}
|
105 |
|
|
});
|
106 |
|
|
if($.data(event.target, 'sortable-item') == self) currentItem = $(event.target);
|
107 |
|
|
|
108 |
|
|
if(!currentItem) return false;
|
109 |
|
|
if(this.options.handle && !overrideHandle) {
|
110 |
|
|
var validHandle = false;
|
111 |
|
|
|
112 |
|
|
$(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
|
113 |
|
|
if(!validHandle) return false;
|
114 |
|
|
}
|
115 |
|
|
|
116 |
|
|
this.currentItem = currentItem;
|
117 |
|
|
this._removeCurrentsFromItems();
|
118 |
|
|
return true;
|
119 |
|
|
|
120 |
|
|
},
|
121 |
|
|
|
122 |
|
|
_mouseStart: function(event, overrideHandle, noActivation) {
|
123 |
|
|
|
124 |
|
|
var o = this.options, self = this;
|
125 |
|
|
this.currentContainer = this;
|
126 |
|
|
|
127 |
|
|
//We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
|
128 |
|
|
this.refreshPositions();
|
129 |
|
|
|
130 |
|
|
//Create and append the visible helper
|
131 |
|
|
this.helper = this._createHelper(event);
|
132 |
|
|
|
133 |
|
|
//Cache the helper size
|
134 |
|
|
this._cacheHelperProportions();
|
135 |
|
|
|
136 |
|
|
/*
|
137 |
|
|
* - Position generation -
|
138 |
|
|
* This block generates everything position related - it's the core of draggables.
|
139 |
|
|
*/
|
140 |
|
|
|
141 |
|
|
//Cache the margins of the original element
|
142 |
|
|
this._cacheMargins();
|
143 |
|
|
|
144 |
|
|
//Get the next scrolling parent
|
145 |
|
|
this.scrollParent = this.helper.scrollParent();
|
146 |
|
|
|
147 |
|
|
//The element's absolute position on the page minus margins
|
148 |
|
|
this.offset = this.currentItem.offset();
|
149 |
|
|
this.offset = {
|
150 |
|
|
top: this.offset.top - this.margins.top,
|
151 |
|
|
left: this.offset.left - this.margins.left
|
152 |
|
|
};
|
153 |
|
|
|
154 |
|
|
// Only after we got the offset, we can change the helper's position to absolute
|
155 |
|
|
// TODO: Still need to figure out a way to make relative sorting possible
|
156 |
|
|
this.helper.css("position", "absolute");
|
157 |
|
|
this.cssPosition = this.helper.css("position");
|
158 |
|
|
|
159 |
|
|
$.extend(this.offset, {
|
160 |
|
|
click: { //Where the click happened, relative to the element
|
161 |
|
|
left: event.pageX - this.offset.left,
|
162 |
|
|
top: event.pageY - this.offset.top
|
163 |
|
|
},
|
164 |
|
|
parent: this._getParentOffset(),
|
165 |
|
|
relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
|
166 |
|
|
});
|
167 |
|
|
|
168 |
|
|
//Generate the original position
|
169 |
|
|
this.originalPosition = this._generatePosition(event);
|
170 |
|
|
this.originalPageX = event.pageX;
|
171 |
|
|
this.originalPageY = event.pageY;
|
172 |
|
|
|
173 |
|
|
//Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
|
174 |
|
|
(o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));
|
175 |
|
|
|
176 |
|
|
//Cache the former DOM position
|
177 |
|
|
this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };
|
178 |
|
|
|
179 |
|
|
//If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
|
180 |
|
|
if(this.helper[0] != this.currentItem[0]) {
|
181 |
|
|
this.currentItem.hide();
|
182 |
|
|
}
|
183 |
|
|
|
184 |
|
|
//Create the placeholder
|
185 |
|
|
this._createPlaceholder();
|
186 |
|
|
|
187 |
|
|
//Set a containment if given in the options
|
188 |
|
|
if(o.containment)
|
189 |
|
|
this._setContainment();
|
190 |
|
|
|
191 |
|
|
if(o.cursor) { // cursor option
|
192 |
|
|
if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor");
|
193 |
|
|
$('body').css("cursor", o.cursor);
|
194 |
|
|
}
|
195 |
|
|
|
196 |
|
|
if(o.opacity) { // opacity option
|
197 |
|
|
if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity");
|
198 |
|
|
this.helper.css("opacity", o.opacity);
|
199 |
|
|
}
|
200 |
|
|
|
201 |
|
|
if(o.zIndex) { // zIndex option
|
202 |
|
|
if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex");
|
203 |
|
|
this.helper.css("zIndex", o.zIndex);
|
204 |
|
|
}
|
205 |
|
|
|
206 |
|
|
//Prepare scrolling
|
207 |
|
|
if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML')
|
208 |
|
|
this.overflowOffset = this.scrollParent.offset();
|
209 |
|
|
|
210 |
|
|
//Call callbacks
|
211 |
|
|
this._trigger("start", event, this._uiHash());
|
212 |
|
|
|
213 |
|
|
//Recache the helper size
|
214 |
|
|
if(!this._preserveHelperProportions)
|
215 |
|
|
this._cacheHelperProportions();
|
216 |
|
|
|
217 |
|
|
|
218 |
|
|
//Post 'activate' events to possible containers
|
219 |
|
|
if(!noActivation) {
|
220 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); }
|
221 |
|
|
}
|
222 |
|
|
|
223 |
|
|
//Prepare possible droppables
|
224 |
|
|
if($.ui.ddmanager)
|
225 |
|
|
$.ui.ddmanager.current = this;
|
226 |
|
|
|
227 |
|
|
if ($.ui.ddmanager && !o.dropBehaviour)
|
228 |
|
|
$.ui.ddmanager.prepareOffsets(this, event);
|
229 |
|
|
|
230 |
|
|
this.dragging = true;
|
231 |
|
|
|
232 |
|
|
this.helper.addClass("ui-sortable-helper");
|
233 |
|
|
this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
|
234 |
|
|
return true;
|
235 |
|
|
|
236 |
|
|
},
|
237 |
|
|
|
238 |
|
|
_mouseDrag: function(event) {
|
239 |
|
|
|
240 |
|
|
//Compute the helpers position
|
241 |
|
|
this.position = this._generatePosition(event);
|
242 |
|
|
this.positionAbs = this._convertPositionTo("absolute");
|
243 |
|
|
|
244 |
|
|
if (!this.lastPositionAbs) {
|
245 |
|
|
this.lastPositionAbs = this.positionAbs;
|
246 |
|
|
}
|
247 |
|
|
|
248 |
|
|
//Do scrolling
|
249 |
|
|
if(this.options.scroll) {
|
250 |
|
|
var o = this.options, scrolled = false;
|
251 |
|
|
if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {
|
252 |
|
|
|
253 |
|
|
if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
|
254 |
|
|
this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
|
255 |
|
|
else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
|
256 |
|
|
this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
|
257 |
|
|
|
258 |
|
|
if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
|
259 |
|
|
this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
|
260 |
|
|
else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity)
|
261 |
|
|
this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
|
262 |
|
|
|
263 |
|
|
} else {
|
264 |
|
|
|
265 |
|
|
if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
|
266 |
|
|
scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
|
267 |
|
|
else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
|
268 |
|
|
scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
|
269 |
|
|
|
270 |
|
|
if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
|
271 |
|
|
scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
|
272 |
|
|
else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
|
273 |
|
|
scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
|
274 |
|
|
|
275 |
|
|
}
|
276 |
|
|
|
277 |
|
|
if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
|
278 |
|
|
$.ui.ddmanager.prepareOffsets(this, event);
|
279 |
|
|
}
|
280 |
|
|
|
281 |
|
|
//Regenerate the absolute position used for position checks
|
282 |
|
|
this.positionAbs = this._convertPositionTo("absolute");
|
283 |
|
|
|
284 |
|
|
//Set the helper position
|
285 |
|
|
if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
|
286 |
|
|
if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
|
287 |
|
|
|
288 |
|
|
//Rearrange
|
289 |
|
|
for (var i = this.items.length - 1; i >= 0; i--) {
|
290 |
|
|
|
291 |
|
|
//Cache variables and intersection, continue if no intersection
|
292 |
|
|
var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
|
293 |
|
|
if (!intersection) continue;
|
294 |
|
|
|
295 |
|
|
if(itemElement != this.currentItem[0] //cannot intersect with itself
|
296 |
|
|
&& this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
|
297 |
|
|
&& !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
|
298 |
|
|
&& (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true)
|
299 |
|
|
//&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container
|
300 |
|
|
) {
|
301 |
|
|
|
302 |
|
|
this.direction = intersection == 1 ? "down" : "up";
|
303 |
|
|
|
304 |
|
|
if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
|
305 |
|
|
this._rearrange(event, item);
|
306 |
|
|
} else {
|
307 |
|
|
break;
|
308 |
|
|
}
|
309 |
|
|
|
310 |
|
|
this._trigger("change", event, this._uiHash());
|
311 |
|
|
break;
|
312 |
|
|
}
|
313 |
|
|
}
|
314 |
|
|
|
315 |
|
|
//Post events to containers
|
316 |
|
|
this._contactContainers(event);
|
317 |
|
|
|
318 |
|
|
//Interconnect with droppables
|
319 |
|
|
if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);
|
320 |
|
|
|
321 |
|
|
//Call callbacks
|
322 |
|
|
this._trigger('sort', event, this._uiHash());
|
323 |
|
|
|
324 |
|
|
this.lastPositionAbs = this.positionAbs;
|
325 |
|
|
return false;
|
326 |
|
|
|
327 |
|
|
},
|
328 |
|
|
|
329 |
|
|
_mouseStop: function(event, noPropagation) {
|
330 |
|
|
|
331 |
|
|
if(!event) return;
|
332 |
|
|
|
333 |
|
|
//If we are using droppables, inform the manager about the drop
|
334 |
|
|
if ($.ui.ddmanager && !this.options.dropBehaviour)
|
335 |
|
|
$.ui.ddmanager.drop(this, event);
|
336 |
|
|
|
337 |
|
|
if(this.options.revert) {
|
338 |
|
|
var self = this;
|
339 |
|
|
var cur = self.placeholder.offset();
|
340 |
|
|
|
341 |
|
|
self.reverting = true;
|
342 |
|
|
|
343 |
|
|
$(this.helper).animate({
|
344 |
|
|
left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
|
345 |
|
|
top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
|
346 |
|
|
}, parseInt(this.options.revert, 10) || 500, function() {
|
347 |
|
|
self._clear(event);
|
348 |
|
|
});
|
349 |
|
|
} else {
|
350 |
|
|
this._clear(event, noPropagation);
|
351 |
|
|
}
|
352 |
|
|
|
353 |
|
|
return false;
|
354 |
|
|
|
355 |
|
|
},
|
356 |
|
|
|
357 |
|
|
cancel: function() {
|
358 |
|
|
|
359 |
|
|
var self = this;
|
360 |
|
|
|
361 |
|
|
if(this.dragging) {
|
362 |
|
|
|
363 |
|
|
this._mouseUp();
|
364 |
|
|
|
365 |
|
|
if(this.options.helper == "original")
|
366 |
|
|
this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
|
367 |
|
|
else
|
368 |
|
|
this.currentItem.show();
|
369 |
|
|
|
370 |
|
|
//Post deactivating events to containers
|
371 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--){
|
372 |
|
|
this.containers[i]._trigger("deactivate", null, self._uiHash(this));
|
373 |
|
|
if(this.containers[i].containerCache.over) {
|
374 |
|
|
this.containers[i]._trigger("out", null, self._uiHash(this));
|
375 |
|
|
this.containers[i].containerCache.over = 0;
|
376 |
|
|
}
|
377 |
|
|
}
|
378 |
|
|
|
379 |
|
|
}
|
380 |
|
|
|
381 |
|
|
//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
|
382 |
|
|
if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
|
383 |
|
|
if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove();
|
384 |
|
|
|
385 |
|
|
$.extend(this, {
|
386 |
|
|
helper: null,
|
387 |
|
|
dragging: false,
|
388 |
|
|
reverting: false,
|
389 |
|
|
_noFinalSort: null
|
390 |
|
|
});
|
391 |
|
|
|
392 |
|
|
if(this.domPosition.prev) {
|
393 |
|
|
$(this.domPosition.prev).after(this.currentItem);
|
394 |
|
|
} else {
|
395 |
|
|
$(this.domPosition.parent).prepend(this.currentItem);
|
396 |
|
|
}
|
397 |
|
|
|
398 |
|
|
return this;
|
399 |
|
|
|
400 |
|
|
},
|
401 |
|
|
|
402 |
|
|
serialize: function(o) {
|
403 |
|
|
|
404 |
|
|
var items = this._getItemsAsjQuery(o && o.connected);
|
405 |
|
|
var str = []; o = o || {};
|
406 |
|
|
|
407 |
|
|
$(items).each(function() {
|
408 |
|
|
var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
|
409 |
|
|
if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2]));
|
410 |
|
|
});
|
411 |
|
|
|
412 |
|
|
if(!str.length && o.key) {
|
413 |
|
|
str.push(o.key + '=');
|
414 |
|
|
}
|
415 |
|
|
|
416 |
|
|
return str.join('&');
|
417 |
|
|
|
418 |
|
|
},
|
419 |
|
|
|
420 |
|
|
toArray: function(o) {
|
421 |
|
|
|
422 |
|
|
var items = this._getItemsAsjQuery(o && o.connected);
|
423 |
|
|
var ret = []; o = o || {};
|
424 |
|
|
|
425 |
|
|
items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
|
426 |
|
|
return ret;
|
427 |
|
|
|
428 |
|
|
},
|
429 |
|
|
|
430 |
|
|
/* Be careful with the following core functions */
|
431 |
|
|
_intersectsWith: function(item) {
|
432 |
|
|
|
433 |
|
|
var x1 = this.positionAbs.left,
|
434 |
|
|
x2 = x1 + this.helperProportions.width,
|
435 |
|
|
y1 = this.positionAbs.top,
|
436 |
|
|
y2 = y1 + this.helperProportions.height;
|
437 |
|
|
|
438 |
|
|
var l = item.left,
|
439 |
|
|
r = l + item.width,
|
440 |
|
|
t = item.top,
|
441 |
|
|
b = t + item.height;
|
442 |
|
|
|
443 |
|
|
var dyClick = this.offset.click.top,
|
444 |
|
|
dxClick = this.offset.click.left;
|
445 |
|
|
|
446 |
|
|
var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r;
|
447 |
|
|
|
448 |
|
|
if( this.options.tolerance == "pointer"
|
449 |
|
|
|| this.options.forcePointerForContainers
|
450 |
|
|
|| (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])
|
451 |
|
|
) {
|
452 |
|
|
return isOverElement;
|
453 |
|
|
} else {
|
454 |
|
|
|
455 |
|
|
return (l < x1 + (this.helperProportions.width / 2) // Right Half
|
456 |
|
|
&& x2 - (this.helperProportions.width / 2) < r // Left Half
|
457 |
|
|
&& t < y1 + (this.helperProportions.height / 2) // Bottom Half
|
458 |
|
|
&& y2 - (this.helperProportions.height / 2) < b ); // Top Half
|
459 |
|
|
|
460 |
|
|
}
|
461 |
|
|
},
|
462 |
|
|
|
463 |
|
|
_intersectsWithPointer: function(item) {
|
464 |
|
|
|
465 |
|
|
var isOverElementHeight = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
|
466 |
|
|
isOverElementWidth = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
|
467 |
|
|
isOverElement = isOverElementHeight && isOverElementWidth,
|
468 |
|
|
verticalDirection = this._getDragVerticalDirection(),
|
469 |
|
|
horizontalDirection = this._getDragHorizontalDirection();
|
470 |
|
|
|
471 |
|
|
if (!isOverElement)
|
472 |
|
|
return false;
|
473 |
|
|
|
474 |
|
|
return this.floating ?
|
475 |
|
|
( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 )
|
476 |
|
|
: ( verticalDirection && (verticalDirection == "down" ? 2 : 1) );
|
477 |
|
|
|
478 |
|
|
},
|
479 |
|
|
|
480 |
|
|
_intersectsWithSides: function(item) {
|
481 |
|
|
|
482 |
|
|
var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
|
483 |
|
|
isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
|
484 |
|
|
verticalDirection = this._getDragVerticalDirection(),
|
485 |
|
|
horizontalDirection = this._getDragHorizontalDirection();
|
486 |
|
|
|
487 |
|
|
if (this.floating && horizontalDirection) {
|
488 |
|
|
return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf));
|
489 |
|
|
} else {
|
490 |
|
|
return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf));
|
491 |
|
|
}
|
492 |
|
|
|
493 |
|
|
},
|
494 |
|
|
|
495 |
|
|
_getDragVerticalDirection: function() {
|
496 |
|
|
var delta = this.positionAbs.top - this.lastPositionAbs.top;
|
497 |
|
|
return delta != 0 && (delta > 0 ? "down" : "up");
|
498 |
|
|
},
|
499 |
|
|
|
500 |
|
|
_getDragHorizontalDirection: function() {
|
501 |
|
|
var delta = this.positionAbs.left - this.lastPositionAbs.left;
|
502 |
|
|
return delta != 0 && (delta > 0 ? "right" : "left");
|
503 |
|
|
},
|
504 |
|
|
|
505 |
|
|
refresh: function(event) {
|
506 |
|
|
this._refreshItems(event);
|
507 |
|
|
this.refreshPositions();
|
508 |
|
|
return this;
|
509 |
|
|
},
|
510 |
|
|
|
511 |
|
|
_connectWith: function() {
|
512 |
|
|
var options = this.options;
|
513 |
|
|
return options.connectWith.constructor == String
|
514 |
|
|
? [options.connectWith]
|
515 |
|
|
: options.connectWith;
|
516 |
|
|
},
|
517 |
|
|
|
518 |
|
|
_getItemsAsjQuery: function(connected) {
|
519 |
|
|
|
520 |
|
|
var self = this;
|
521 |
|
|
var items = [];
|
522 |
|
|
var queries = [];
|
523 |
|
|
var connectWith = this._connectWith();
|
524 |
|
|
|
525 |
|
|
if(connectWith && connected) {
|
526 |
|
|
for (var i = connectWith.length - 1; i >= 0; i--){
|
527 |
|
|
var cur = $(connectWith[i]);
|
528 |
|
|
for (var j = cur.length - 1; j >= 0; j--){
|
529 |
|
|
var inst = $.data(cur[j], 'sortable');
|
530 |
|
|
if(inst && inst != this && !inst.options.disabled) {
|
531 |
|
|
queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), inst]);
|
532 |
|
|
}
|
533 |
|
|
};
|
534 |
|
|
};
|
535 |
|
|
}
|
536 |
|
|
|
537 |
|
|
queries.push([$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), this]);
|
538 |
|
|
|
539 |
|
|
for (var i = queries.length - 1; i >= 0; i--){
|
540 |
|
|
queries[i][0].each(function() {
|
541 |
|
|
items.push(this);
|
542 |
|
|
});
|
543 |
|
|
};
|
544 |
|
|
|
545 |
|
|
return $(items);
|
546 |
|
|
|
547 |
|
|
},
|
548 |
|
|
|
549 |
|
|
_removeCurrentsFromItems: function() {
|
550 |
|
|
|
551 |
|
|
var list = this.currentItem.find(":data(sortable-item)");
|
552 |
|
|
|
553 |
|
|
for (var i=0; i < this.items.length; i++) {
|
554 |
|
|
|
555 |
|
|
for (var j=0; j < list.length; j++) {
|
556 |
|
|
if(list[j] == this.items[i].item[0])
|
557 |
|
|
this.items.splice(i,1);
|
558 |
|
|
};
|
559 |
|
|
|
560 |
|
|
};
|
561 |
|
|
|
562 |
|
|
},
|
563 |
|
|
|
564 |
|
|
_refreshItems: function(event) {
|
565 |
|
|
|
566 |
|
|
this.items = [];
|
567 |
|
|
this.containers = [this];
|
568 |
|
|
var items = this.items;
|
569 |
|
|
var self = this;
|
570 |
|
|
var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
|
571 |
|
|
var connectWith = this._connectWith();
|
572 |
|
|
|
573 |
|
|
if(connectWith) {
|
574 |
|
|
for (var i = connectWith.length - 1; i >= 0; i--){
|
575 |
|
|
var cur = $(connectWith[i]);
|
576 |
|
|
for (var j = cur.length - 1; j >= 0; j--){
|
577 |
|
|
var inst = $.data(cur[j], 'sortable');
|
578 |
|
|
if(inst && inst != this && !inst.options.disabled) {
|
579 |
|
|
queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
|
580 |
|
|
this.containers.push(inst);
|
581 |
|
|
}
|
582 |
|
|
};
|
583 |
|
|
};
|
584 |
|
|
}
|
585 |
|
|
|
586 |
|
|
for (var i = queries.length - 1; i >= 0; i--) {
|
587 |
|
|
var targetData = queries[i][1];
|
588 |
|
|
var _queries = queries[i][0];
|
589 |
|
|
|
590 |
|
|
for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) {
|
591 |
|
|
var item = $(_queries[j]);
|
592 |
|
|
|
593 |
|
|
item.data('sortable-item', targetData); // Data for target checking (mouse manager)
|
594 |
|
|
|
595 |
|
|
items.push({
|
596 |
|
|
item: item,
|
597 |
|
|
instance: targetData,
|
598 |
|
|
width: 0, height: 0,
|
599 |
|
|
left: 0, top: 0
|
600 |
|
|
});
|
601 |
|
|
};
|
602 |
|
|
};
|
603 |
|
|
|
604 |
|
|
},
|
605 |
|
|
|
606 |
|
|
refreshPositions: function(fast) {
|
607 |
|
|
|
608 |
|
|
//This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
|
609 |
|
|
if(this.offsetParent && this.helper) {
|
610 |
|
|
this.offset.parent = this._getParentOffset();
|
611 |
|
|
}
|
612 |
|
|
|
613 |
|
|
for (var i = this.items.length - 1; i >= 0; i--){
|
614 |
|
|
var item = this.items[i];
|
615 |
|
|
|
616 |
|
|
var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;
|
617 |
|
|
|
618 |
|
|
if (!fast) {
|
619 |
|
|
item.width = t.outerWidth();
|
620 |
|
|
item.height = t.outerHeight();
|
621 |
|
|
}
|
622 |
|
|
|
623 |
|
|
var p = t.offset();
|
624 |
|
|
item.left = p.left;
|
625 |
|
|
item.top = p.top;
|
626 |
|
|
};
|
627 |
|
|
|
628 |
|
|
if(this.options.custom && this.options.custom.refreshContainers) {
|
629 |
|
|
this.options.custom.refreshContainers.call(this);
|
630 |
|
|
} else {
|
631 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--){
|
632 |
|
|
var p = this.containers[i].element.offset();
|
633 |
|
|
this.containers[i].containerCache.left = p.left;
|
634 |
|
|
this.containers[i].containerCache.top = p.top;
|
635 |
|
|
this.containers[i].containerCache.width = this.containers[i].element.outerWidth();
|
636 |
|
|
this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
|
637 |
|
|
};
|
638 |
|
|
}
|
639 |
|
|
|
640 |
|
|
return this;
|
641 |
|
|
},
|
642 |
|
|
|
643 |
|
|
_createPlaceholder: function(that) {
|
644 |
|
|
|
645 |
|
|
var self = that || this, o = self.options;
|
646 |
|
|
|
647 |
|
|
if(!o.placeholder || o.placeholder.constructor == String) {
|
648 |
|
|
var className = o.placeholder;
|
649 |
|
|
o.placeholder = {
|
650 |
|
|
element: function() {
|
651 |
|
|
|
652 |
|
|
var el = $(document.createElement(self.currentItem[0].nodeName))
|
653 |
|
|
.addClass(className || self.currentItem[0].className+" ui-sortable-placeholder")
|
654 |
|
|
.removeClass("ui-sortable-helper")[0];
|
655 |
|
|
|
656 |
|
|
if(!className)
|
657 |
|
|
el.style.visibility = "hidden";
|
658 |
|
|
|
659 |
|
|
return el;
|
660 |
|
|
},
|
661 |
|
|
update: function(container, p) {
|
662 |
|
|
|
663 |
|
|
// 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
|
664 |
|
|
// 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
|
665 |
|
|
if(className && !o.forcePlaceholderSize) return;
|
666 |
|
|
|
667 |
|
|
//If the element doesn't have a actual height by itself (without styles coming from a stylesheet), it receives the inline height from the dragged item
|
668 |
|
|
if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); };
|
669 |
|
|
if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); };
|
670 |
|
|
}
|
671 |
|
|
};
|
672 |
|
|
}
|
673 |
|
|
|
674 |
|
|
//Create the placeholder
|
675 |
|
|
self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));
|
676 |
|
|
|
677 |
|
|
//Append it after the actual current item
|
678 |
|
|
self.currentItem.after(self.placeholder);
|
679 |
|
|
|
680 |
|
|
//Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
|
681 |
|
|
o.placeholder.update(self, self.placeholder);
|
682 |
|
|
|
683 |
|
|
},
|
684 |
|
|
|
685 |
|
|
_contactContainers: function(event) {
|
686 |
|
|
|
687 |
|
|
// get innermost container that intersects with item
|
688 |
|
|
var innermostContainer = null, innermostIndex = null;
|
689 |
|
|
|
690 |
|
|
|
691 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--){
|
692 |
|
|
|
693 |
|
|
// never consider a container that's located within the item itself
|
694 |
|
|
if($.ui.contains(this.currentItem[0], this.containers[i].element[0]))
|
695 |
|
|
continue;
|
696 |
|
|
|
697 |
|
|
if(this._intersectsWith(this.containers[i].containerCache)) {
|
698 |
|
|
|
699 |
|
|
// if we've already found a container and it's more "inner" than this, then continue
|
700 |
|
|
if(innermostContainer && $.ui.contains(this.containers[i].element[0], innermostContainer.element[0]))
|
701 |
|
|
continue;
|
702 |
|
|
|
703 |
|
|
innermostContainer = this.containers[i];
|
704 |
|
|
innermostIndex = i;
|
705 |
|
|
|
706 |
|
|
} else {
|
707 |
|
|
// container doesn't intersect. trigger "out" event if necessary
|
708 |
|
|
if(this.containers[i].containerCache.over) {
|
709 |
|
|
this.containers[i]._trigger("out", event, this._uiHash(this));
|
710 |
|
|
this.containers[i].containerCache.over = 0;
|
711 |
|
|
}
|
712 |
|
|
}
|
713 |
|
|
|
714 |
|
|
}
|
715 |
|
|
|
716 |
|
|
// if no intersecting containers found, return
|
717 |
|
|
if(!innermostContainer) return;
|
718 |
|
|
|
719 |
|
|
// move the item into the container if it's not there already
|
720 |
|
|
if(this.containers.length === 1) {
|
721 |
|
|
this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
|
722 |
|
|
this.containers[innermostIndex].containerCache.over = 1;
|
723 |
|
|
} else if(this.currentContainer != this.containers[innermostIndex]) {
|
724 |
|
|
|
725 |
|
|
//When entering a new container, we will find the item with the least distance and append our item near it
|
726 |
|
|
var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[innermostIndex].floating ? 'left' : 'top'];
|
727 |
|
|
for (var j = this.items.length - 1; j >= 0; j--) {
|
728 |
|
|
if(!$.ui.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue;
|
729 |
|
|
var cur = this.items[j][this.containers[innermostIndex].floating ? 'left' : 'top'];
|
730 |
|
|
if(Math.abs(cur - base) < dist) {
|
731 |
|
|
dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
|
732 |
|
|
}
|
733 |
|
|
}
|
734 |
|
|
|
735 |
|
|
if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled
|
736 |
|
|
return;
|
737 |
|
|
|
738 |
|
|
this.currentContainer = this.containers[innermostIndex];
|
739 |
|
|
itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true);
|
740 |
|
|
this._trigger("change", event, this._uiHash());
|
741 |
|
|
this.containers[innermostIndex]._trigger("change", event, this._uiHash(this));
|
742 |
|
|
|
743 |
|
|
//Update the placeholder
|
744 |
|
|
this.options.placeholder.update(this.currentContainer, this.placeholder);
|
745 |
|
|
|
746 |
|
|
this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
|
747 |
|
|
this.containers[innermostIndex].containerCache.over = 1;
|
748 |
|
|
}
|
749 |
|
|
|
750 |
|
|
|
751 |
|
|
},
|
752 |
|
|
|
753 |
|
|
_createHelper: function(event) {
|
754 |
|
|
|
755 |
|
|
var o = this.options;
|
756 |
|
|
var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem);
|
757 |
|
|
|
758 |
|
|
if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already
|
759 |
|
|
$(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);
|
760 |
|
|
|
761 |
|
|
if(helper[0] == this.currentItem[0])
|
762 |
|
|
this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };
|
763 |
|
|
|
764 |
|
|
if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width());
|
765 |
|
|
if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height());
|
766 |
|
|
|
767 |
|
|
return helper;
|
768 |
|
|
|
769 |
|
|
},
|
770 |
|
|
|
771 |
|
|
_adjustOffsetFromHelper: function(obj) {
|
772 |
|
|
if (typeof obj == 'string') {
|
773 |
|
|
obj = obj.split(' ');
|
774 |
|
|
}
|
775 |
|
|
if ($.isArray(obj)) {
|
776 |
|
|
obj = {left: +obj[0], top: +obj[1] || 0};
|
777 |
|
|
}
|
778 |
|
|
if ('left' in obj) {
|
779 |
|
|
this.offset.click.left = obj.left + this.margins.left;
|
780 |
|
|
}
|
781 |
|
|
if ('right' in obj) {
|
782 |
|
|
this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
|
783 |
|
|
}
|
784 |
|
|
if ('top' in obj) {
|
785 |
|
|
this.offset.click.top = obj.top + this.margins.top;
|
786 |
|
|
}
|
787 |
|
|
if ('bottom' in obj) {
|
788 |
|
|
this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
|
789 |
|
|
}
|
790 |
|
|
},
|
791 |
|
|
|
792 |
|
|
_getParentOffset: function() {
|
793 |
|
|
|
794 |
|
|
|
795 |
|
|
//Get the offsetParent and cache its position
|
796 |
|
|
this.offsetParent = this.helper.offsetParent();
|
797 |
|
|
var po = this.offsetParent.offset();
|
798 |
|
|
|
799 |
|
|
// This is a special case where we need to modify a offset calculated on start, since the following happened:
|
800 |
|
|
// 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
|
801 |
|
|
// 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
|
802 |
|
|
// the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
|
803 |
|
|
if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
|
804 |
|
|
po.left += this.scrollParent.scrollLeft();
|
805 |
|
|
po.top += this.scrollParent.scrollTop();
|
806 |
|
|
}
|
807 |
|
|
|
808 |
|
|
if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information
|
809 |
|
|
|| (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
|
810 |
|
|
po = { top: 0, left: 0 };
|
811 |
|
|
|
812 |
|
|
return {
|
813 |
|
|
top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
|
814 |
|
|
left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
|
815 |
|
|
};
|
816 |
|
|
|
817 |
|
|
},
|
818 |
|
|
|
819 |
|
|
_getRelativeOffset: function() {
|
820 |
|
|
|
821 |
|
|
if(this.cssPosition == "relative") {
|
822 |
|
|
var p = this.currentItem.position();
|
823 |
|
|
return {
|
824 |
|
|
top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
|
825 |
|
|
left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
|
826 |
|
|
};
|
827 |
|
|
} else {
|
828 |
|
|
return { top: 0, left: 0 };
|
829 |
|
|
}
|
830 |
|
|
|
831 |
|
|
},
|
832 |
|
|
|
833 |
|
|
_cacheMargins: function() {
|
834 |
|
|
this.margins = {
|
835 |
|
|
left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
|
836 |
|
|
top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
|
837 |
|
|
};
|
838 |
|
|
},
|
839 |
|
|
|
840 |
|
|
_cacheHelperProportions: function() {
|
841 |
|
|
this.helperProportions = {
|
842 |
|
|
width: this.helper.outerWidth(),
|
843 |
|
|
height: this.helper.outerHeight()
|
844 |
|
|
};
|
845 |
|
|
},
|
846 |
|
|
|
847 |
|
|
_setContainment: function() {
|
848 |
|
|
|
849 |
|
|
var o = this.options;
|
850 |
|
|
if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
|
851 |
|
|
if(o.containment == 'document' || o.containment == 'window') this.containment = [
|
852 |
|
|
0 - this.offset.relative.left - this.offset.parent.left,
|
853 |
|
|
0 - this.offset.relative.top - this.offset.parent.top,
|
854 |
|
|
$(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
|
855 |
|
|
($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
|
856 |
|
|
];
|
857 |
|
|
|
858 |
|
|
if(!(/^(document|window|parent)$/).test(o.containment)) {
|
859 |
|
|
var ce = $(o.containment)[0];
|
860 |
|
|
var co = $(o.containment).offset();
|
861 |
|
|
var over = ($(ce).css("overflow") != 'hidden');
|
862 |
|
|
|
863 |
|
|
this.containment = [
|
864 |
|
|
co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
|
865 |
|
|
co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
|
866 |
|
|
co.left+(over ? Math.max(ce.scrollWidth,ce.offsetWidth) : ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - (parseInt($(ce).css("paddingRight"),10) || 0) - this.helperProportions.width - this.margins.left,
|
867 |
|
|
co.top+(over ? Math.max(ce.scrollHeight,ce.offsetHeight) : ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - (parseInt($(ce).css("paddingBottom"),10) || 0) - this.helperProportions.height - this.margins.top
|
868 |
|
|
];
|
869 |
|
|
}
|
870 |
|
|
|
871 |
|
|
},
|
872 |
|
|
|
873 |
|
|
_convertPositionTo: function(d, pos) {
|
874 |
|
|
|
875 |
|
|
if(!pos) pos = this.position;
|
876 |
|
|
var mod = d == "absolute" ? 1 : -1;
|
877 |
|
|
var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
|
878 |
|
|
|
879 |
|
|
return {
|
880 |
|
|
top: (
|
881 |
|
|
pos.top // The absolute mouse position
|
882 |
|
|
+ this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent
|
883 |
|
|
+ this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border)
|
884 |
|
|
- ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
|
885 |
|
|
),
|
886 |
|
|
left: (
|
887 |
|
|
pos.left // The absolute mouse position
|
888 |
|
|
+ this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent
|
889 |
|
|
+ this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border)
|
890 |
|
|
- ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
|
891 |
|
|
)
|
892 |
|
|
};
|
893 |
|
|
|
894 |
|
|
},
|
895 |
|
|
|
896 |
|
|
_generatePosition: function(event) {
|
897 |
|
|
|
898 |
|
|
var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
|
899 |
|
|
|
900 |
|
|
// This is another very weird special case that only happens for relative elements:
|
901 |
|
|
// 1. If the css position is relative
|
902 |
|
|
// 2. and the scroll parent is the document or similar to the offset parent
|
903 |
|
|
// we have to refresh the relative offset during the scroll so there are no jumps
|
904 |
|
|
if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
|
905 |
|
|
this.offset.relative = this._getRelativeOffset();
|
906 |
|
|
}
|
907 |
|
|
|
908 |
|
|
var pageX = event.pageX;
|
909 |
|
|
var pageY = event.pageY;
|
910 |
|
|
|
911 |
|
|
/*
|
912 |
|
|
* - Position constraining -
|
913 |
|
|
* Constrain the position to a mix of grid, containment.
|
914 |
|
|
*/
|
915 |
|
|
|
916 |
|
|
if(this.originalPosition) { //If we are not dragging yet, we won't check for options
|
917 |
|
|
|
918 |
|
|
if(this.containment) {
|
919 |
|
|
if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
|
920 |
|
|
if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
|
921 |
|
|
if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
|
922 |
|
|
if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
|
923 |
|
|
}
|
924 |
|
|
|
925 |
|
|
if(o.grid) {
|
926 |
|
|
var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
|
927 |
|
|
pageY = this.containment ? (!(top - this.offset.click.top < this.containment[1] || top - this.offset.click.top > this.containment[3]) ? top : (!(top - this.offset.click.top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;
|
928 |
|
|
|
929 |
|
|
var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
|
930 |
|
|
pageX = this.containment ? (!(left - this.offset.click.left < this.containment[0] || left - this.offset.click.left > this.containment[2]) ? left : (!(left - this.offset.click.left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
|
931 |
|
|
}
|
932 |
|
|
|
933 |
|
|
}
|
934 |
|
|
|
935 |
|
|
return {
|
936 |
|
|
top: (
|
937 |
|
|
pageY // The absolute mouse position
|
938 |
|
|
- this.offset.click.top // Click offset (relative to the element)
|
939 |
|
|
- this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent
|
940 |
|
|
- this.offset.parent.top // The offsetParent's offset without borders (offset + border)
|
941 |
|
|
+ ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
|
942 |
|
|
),
|
943 |
|
|
left: (
|
944 |
|
|
pageX // The absolute mouse position
|
945 |
|
|
- this.offset.click.left // Click offset (relative to the element)
|
946 |
|
|
- this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent
|
947 |
|
|
- this.offset.parent.left // The offsetParent's offset without borders (offset + border)
|
948 |
|
|
+ ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
|
949 |
|
|
)
|
950 |
|
|
};
|
951 |
|
|
|
952 |
|
|
},
|
953 |
|
|
|
954 |
|
|
_rearrange: function(event, i, a, hardRefresh) {
|
955 |
|
|
|
956 |
|
|
a ? a[0].appendChild(this.placeholder[0]) : i.item[0].parentNode.insertBefore(this.placeholder[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling));
|
957 |
|
|
|
958 |
|
|
//Various things done here to improve the performance:
|
959 |
|
|
// 1. we create a setTimeout, that calls refreshPositions
|
960 |
|
|
// 2. on the instance, we have a counter variable, that get's higher after every append
|
961 |
|
|
// 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
|
962 |
|
|
// 4. this lets only the last addition to the timeout stack through
|
963 |
|
|
this.counter = this.counter ? ++this.counter : 1;
|
964 |
|
|
var self = this, counter = this.counter;
|
965 |
|
|
|
966 |
|
|
window.setTimeout(function() {
|
967 |
|
|
if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
|
968 |
|
|
},0);
|
969 |
|
|
|
970 |
|
|
},
|
971 |
|
|
|
972 |
|
|
_clear: function(event, noPropagation) {
|
973 |
|
|
|
974 |
|
|
this.reverting = false;
|
975 |
|
|
// We delay all events that have to be triggered to after the point where the placeholder has been removed and
|
976 |
|
|
// everything else normalized again
|
977 |
|
|
var delayedTriggers = [], self = this;
|
978 |
|
|
|
979 |
|
|
// We first have to update the dom position of the actual currentItem
|
980 |
|
|
// Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
|
981 |
|
|
if(!this._noFinalSort && this.currentItem[0].parentNode) this.placeholder.before(this.currentItem);
|
982 |
|
|
this._noFinalSort = null;
|
983 |
|
|
|
984 |
|
|
if(this.helper[0] == this.currentItem[0]) {
|
985 |
|
|
for(var i in this._storedCSS) {
|
986 |
|
|
if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = '';
|
987 |
|
|
}
|
988 |
|
|
this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
|
989 |
|
|
} else {
|
990 |
|
|
this.currentItem.show();
|
991 |
|
|
}
|
992 |
|
|
|
993 |
|
|
if(this.fromOutside && !noPropagation) delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); });
|
994 |
|
|
if((this.fromOutside || this.domPosition.prev != this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) && !noPropagation) delayedTriggers.push(function(event) { this._trigger("update", event, this._uiHash()); }); //Trigger update callback if the DOM position has changed
|
995 |
|
|
if(!$.ui.contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element
|
996 |
|
|
if(!noPropagation) delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); });
|
997 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--){
|
998 |
|
|
if($.ui.contains(this.containers[i].element[0], this.currentItem[0]) && !noPropagation) {
|
999 |
|
|
delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
|
1000 |
|
|
delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
|
1001 |
|
|
}
|
1002 |
|
|
};
|
1003 |
|
|
};
|
1004 |
|
|
|
1005 |
|
|
//Post events to containers
|
1006 |
|
|
for (var i = this.containers.length - 1; i >= 0; i--){
|
1007 |
|
|
if(!noPropagation) delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
|
1008 |
|
|
if(this.containers[i].containerCache.over) {
|
1009 |
|
|
delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
|
1010 |
|
|
this.containers[i].containerCache.over = 0;
|
1011 |
|
|
}
|
1012 |
|
|
}
|
1013 |
|
|
|
1014 |
|
|
//Do what was originally in plugins
|
1015 |
|
|
if(this._storedCursor) $('body').css("cursor", this._storedCursor); //Reset cursor
|
1016 |
|
|
if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset opacity
|
1017 |
|
|
if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index
|
1018 |
|
|
|
1019 |
|
|
this.dragging = false;
|
1020 |
|
|
if(this.cancelHelperRemoval) {
|
1021 |
|
|
if(!noPropagation) {
|
1022 |
|
|
this._trigger("beforeStop", event, this._uiHash());
|
1023 |
|
|
for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
|
1024 |
|
|
this._trigger("stop", event, this._uiHash());
|
1025 |
|
|
}
|
1026 |
|
|
return false;
|
1027 |
|
|
}
|
1028 |
|
|
|
1029 |
|
|
if(!noPropagation) this._trigger("beforeStop", event, this._uiHash());
|
1030 |
|
|
|
1031 |
|
|
//$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
|
1032 |
|
|
this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
|
1033 |
|
|
|
1034 |
|
|
if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null;
|
1035 |
|
|
|
1036 |
|
|
if(!noPropagation) {
|
1037 |
|
|
for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
|
1038 |
|
|
this._trigger("stop", event, this._uiHash());
|
1039 |
|
|
}
|
1040 |
|
|
|
1041 |
|
|
this.fromOutside = false;
|
1042 |
|
|
return true;
|
1043 |
|
|
|
1044 |
|
|
},
|
1045 |
|
|
|
1046 |
|
|
_trigger: function() {
|
1047 |
|
|
if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
|
1048 |
|
|
this.cancel();
|
1049 |
|
|
}
|
1050 |
|
|
},
|
1051 |
|
|
|
1052 |
|
|
_uiHash: function(inst) {
|
1053 |
|
|
var self = inst || this;
|
1054 |
|
|
return {
|
1055 |
|
|
helper: self.helper,
|
1056 |
|
|
placeholder: self.placeholder || $([]),
|
1057 |
|
|
position: self.position,
|
1058 |
|
|
originalPosition: self.originalPosition,
|
1059 |
|
|
offset: self.positionAbs,
|
1060 |
|
|
item: self.currentItem,
|
1061 |
|
|
sender: inst ? inst.element : null
|
1062 |
|
|
};
|
1063 |
|
|
}
|
1064 |
|
|
|
1065 |
|
|
});
|
1066 |
|
|
|
1067 |
|
|
$.extend($.ui.sortable, {
|
1068 |
|
|
version: "1.8.6"
|
1069 |
|
|
});
|
1070 |
|
|
|
1071 |
|
|
})(jQuery);
|