692 lines
27 KiB
JavaScript
Executable file
692 lines
27 KiB
JavaScript
Executable file
/* ===================================================
|
|
* jquery-sortable.js v0.9.13
|
|
* http://johnny.github.com/jquery-sortable/
|
|
* ===================================================
|
|
* Copyright (c) 2012 Jonas von Andrian
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
* ========================================================== */
|
|
|
|
|
|
!function ($, window, pluginName, undefined) {
|
|
var containerDefaults = {
|
|
// If true, items can be dragged from this container
|
|
drag: true,
|
|
// If true, items can be droped onto this container
|
|
drop: true,
|
|
// Exclude items from being draggable, if the
|
|
// selector matches the item
|
|
exclude: "",
|
|
// If true, search for nested containers within an item.If you nest containers,
|
|
// either the original selector with which you call the plugin must only match the top containers,
|
|
// or you need to specify a group (see the bootstrap nav example)
|
|
nested: true,
|
|
// If true, the items are assumed to be arranged vertically
|
|
vertical: true
|
|
}, // end container defaults
|
|
groupDefaults = {
|
|
// This is executed after the placeholder has been moved.
|
|
// $closestItemOrContainer contains the closest item, the placeholder
|
|
// has been put at or the closest empty Container, the placeholder has
|
|
// been appended to.
|
|
afterMove: function ($placeholder, container, $closestItemOrContainer) {
|
|
},
|
|
// The exact css path between the container and its items, e.g. "> tbody"
|
|
containerPath: "",
|
|
// The css selector of the containers
|
|
containerSelector: "ol, ul",
|
|
// Distance the mouse has to travel to start dragging
|
|
distance: 0,
|
|
// Time in milliseconds after mousedown until dragging should start.
|
|
// This option can be used to prevent unwanted drags when clicking on an element.
|
|
delay: 0,
|
|
// The css selector of the drag handle
|
|
handle: "",
|
|
// The exact css path between the item and its subcontainers.
|
|
// It should only match the immediate items of a container.
|
|
// No item of a subcontainer should be matched. E.g. for ol>div>li the itemPath is "> div"
|
|
itemPath: "",
|
|
// The css selector of the items
|
|
itemSelector: "li",
|
|
// The class given to "body" while an item is being dragged
|
|
bodyClass: "dragging",
|
|
// The class giving to an item while being dragged
|
|
draggedClass: "dragged",
|
|
// Check if the dragged item may be inside the container.
|
|
// Use with care, since the search for a valid container entails a depth first search
|
|
// and may be quite expensive.
|
|
isValidTarget: function ($item, container) {
|
|
return true
|
|
},
|
|
// Executed before onDrop if placeholder is detached.
|
|
// This happens if pullPlaceholder is set to false and the drop occurs outside a container.
|
|
onCancel: function ($item, container, _super, event) {
|
|
},
|
|
// Executed at the beginning of a mouse move event.
|
|
// The Placeholder has not been moved yet.
|
|
onDrag: function ($item, position, _super, event) {
|
|
$item.css(position)
|
|
},
|
|
// Called after the drag has been started,
|
|
// that is the mouse button is being held down and
|
|
// the mouse is moving.
|
|
// The container is the closest initialized container.
|
|
// Therefore it might not be the container, that actually contains the item.
|
|
onDragStart: function ($item, container, _super, event) {
|
|
$item.css({
|
|
height: $item.outerHeight(),
|
|
width: $item.outerWidth()
|
|
})
|
|
$item.addClass(container.group.options.draggedClass)
|
|
$("body").addClass(container.group.options.bodyClass)
|
|
},
|
|
// Called when the mouse button is being released
|
|
onDrop: function ($item, container, _super, event) {
|
|
$item.removeClass(container.group.options.draggedClass).removeAttr("style")
|
|
$("body").removeClass(container.group.options.bodyClass)
|
|
},
|
|
// Called on mousedown. If falsy value is returned, the dragging will not start.
|
|
// Ignore if element clicked is input, select or textarea
|
|
onMousedown: function ($item, _super, event) {
|
|
if (!event.target.nodeName.match(/^(input|select|textarea)$/i)) {
|
|
event.preventDefault()
|
|
return true
|
|
}
|
|
},
|
|
// The class of the placeholder (must match placeholder option markup)
|
|
placeholderClass: "placeholder",
|
|
// Template for the placeholder. Can be any valid jQuery input
|
|
// e.g. a string, a DOM element.
|
|
// The placeholder must have the class "placeholder"
|
|
placeholder: '<li class="placeholder"></li>',
|
|
// If true, the position of the placeholder is calculated on every mousemove.
|
|
// If false, it is only calculated when the mouse is above a container.
|
|
pullPlaceholder: true,
|
|
// Specifies serialization of the container group.
|
|
// The pair $parent/$children is either container/items or item/subcontainers.
|
|
serialize: function ($parent, $children, parentIsContainer) {
|
|
var result = $.extend({}, $parent.data())
|
|
|
|
if (parentIsContainer)
|
|
return [$children]
|
|
else if ($children[0]) {
|
|
result.children = $children
|
|
}
|
|
|
|
delete result.subContainers
|
|
delete result.sortable
|
|
|
|
return result
|
|
},
|
|
// Set tolerance while dragging. Positive values decrease sensitivity,
|
|
// negative values increase it.
|
|
tolerance: 0
|
|
}, // end group defaults
|
|
containerGroups = {},
|
|
groupCounter = 0,
|
|
emptyBox = {
|
|
left: 0,
|
|
top: 0,
|
|
bottom: 0,
|
|
right: 0
|
|
},
|
|
eventNames = {
|
|
start: "touchstart.sortable mousedown.sortable",
|
|
drop: "touchend.sortable touchcancel.sortable mouseup.sortable",
|
|
drag: "touchmove.sortable mousemove.sortable",
|
|
scroll: "scroll.sortable"
|
|
},
|
|
subContainerKey = "subContainers"
|
|
|
|
/*
|
|
* a is Array [left, right, top, bottom]
|
|
* b is array [left, top]
|
|
*/
|
|
function d(a, b) {
|
|
var x = Math.max(0, a[0] - b[0], b[0] - a[1]),
|
|
y = Math.max(0, a[2] - b[1], b[1] - a[3])
|
|
return x + y;
|
|
}
|
|
|
|
function setDimensions(array, dimensions, tolerance, useOffset) {
|
|
var i = array.length,
|
|
offsetMethod = useOffset ? "offset" : "position"
|
|
tolerance = tolerance || 0
|
|
|
|
while (i--) {
|
|
var el = array[i].el ? array[i].el : $(array[i]),
|
|
// use fitting method
|
|
pos = el[offsetMethod]()
|
|
pos.left += parseInt(el.css('margin-left'), 10)
|
|
pos.top += parseInt(el.css('margin-top'), 10)
|
|
dimensions[i] = [
|
|
pos.left - tolerance,
|
|
pos.left + el.outerWidth() + tolerance,
|
|
pos.top - tolerance,
|
|
pos.top + el.outerHeight() + tolerance
|
|
]
|
|
}
|
|
}
|
|
|
|
function getRelativePosition(pointer, element) {
|
|
var offset = element.offset()
|
|
return {
|
|
left: pointer.left - offset.left,
|
|
top: pointer.top - offset.top
|
|
}
|
|
}
|
|
|
|
function sortByDistanceDesc(dimensions, pointer, lastPointer) {
|
|
pointer = [pointer.left, pointer.top]
|
|
lastPointer = lastPointer && [lastPointer.left, lastPointer.top]
|
|
|
|
var dim,
|
|
i = dimensions.length,
|
|
distances = []
|
|
|
|
while (i--) {
|
|
dim = dimensions[i]
|
|
distances[i] = [i, d(dim, pointer), lastPointer && d(dim, lastPointer)]
|
|
}
|
|
distances = distances.sort(function (a, b) {
|
|
return b[1] - a[1] || b[2] - a[2] || b[0] - a[0]
|
|
})
|
|
|
|
// last entry is the closest
|
|
return distances
|
|
}
|
|
|
|
function ContainerGroup(options) {
|
|
this.options = $.extend({}, groupDefaults, options)
|
|
this.containers = []
|
|
|
|
if (!this.options.rootGroup) {
|
|
this.scrollProxy = $.proxy(this.scroll, this)
|
|
this.dragProxy = $.proxy(this.drag, this)
|
|
this.dropProxy = $.proxy(this.drop, this)
|
|
this.placeholder = $(this.options.placeholder)
|
|
|
|
if (!options.isValidTarget)
|
|
this.options.isValidTarget = undefined
|
|
}
|
|
}
|
|
|
|
ContainerGroup.get = function (options) {
|
|
if (!containerGroups[options.group]) {
|
|
if (options.group === undefined)
|
|
options.group = groupCounter++
|
|
|
|
containerGroups[options.group] = new ContainerGroup(options)
|
|
}
|
|
|
|
return containerGroups[options.group]
|
|
}
|
|
|
|
ContainerGroup.prototype = {
|
|
dragInit: function (e, itemContainer) {
|
|
this.$document = $(itemContainer.el[0].ownerDocument)
|
|
|
|
// get item to drag
|
|
var closestItem = $(e.target).closest(this.options.itemSelector);
|
|
// using the length of this item, prevents the plugin from being started if there is no handle being clicked on.
|
|
// this may also be helpful in instantiating multidrag.
|
|
if (closestItem.length) {
|
|
this.item = closestItem;
|
|
this.itemContainer = itemContainer;
|
|
if (this.item.is(this.options.exclude) || !this.options.onMousedown(this.item, groupDefaults.onMousedown, e)) {
|
|
return;
|
|
}
|
|
this.setPointer(e);
|
|
this.toggleListeners('on');
|
|
this.setupDelayTimer();
|
|
this.dragInitDone = true;
|
|
}
|
|
},
|
|
drag: function (e) {
|
|
if (!this.dragging) {
|
|
if (!this.distanceMet(e) || !this.delayMet)
|
|
return
|
|
|
|
this.options.onDragStart(this.item, this.itemContainer, groupDefaults.onDragStart, e)
|
|
this.item.before(this.placeholder)
|
|
this.dragging = true
|
|
}
|
|
|
|
this.setPointer(e)
|
|
// place item under the cursor
|
|
this.options.onDrag(this.item,
|
|
getRelativePosition(this.pointer, this.item.offsetParent()),
|
|
groupDefaults.onDrag,
|
|
e)
|
|
|
|
var p = this.getPointer(e),
|
|
box = this.sameResultBox,
|
|
t = this.options.tolerance
|
|
|
|
if (!box || box.top - t > p.top || box.bottom + t < p.top || box.left - t > p.left || box.right + t < p.left)
|
|
if (!this.searchValidTarget()) {
|
|
this.placeholder.detach()
|
|
this.lastAppendedItem = undefined
|
|
}
|
|
},
|
|
drop: function (e) {
|
|
this.toggleListeners('off')
|
|
|
|
this.dragInitDone = false
|
|
|
|
if (this.dragging) {
|
|
// processing Drop, check if placeholder is detached
|
|
if (this.placeholder.closest("html")[0]) {
|
|
this.placeholder.before(this.item).detach()
|
|
} else {
|
|
this.options.onCancel(this.item, this.itemContainer, groupDefaults.onCancel, e)
|
|
}
|
|
this.options.onDrop(this.item, this.getContainer(this.item), groupDefaults.onDrop, e)
|
|
|
|
// cleanup
|
|
this.clearDimensions()
|
|
this.clearOffsetParent()
|
|
this.lastAppendedItem = this.sameResultBox = undefined
|
|
this.dragging = false
|
|
}
|
|
},
|
|
searchValidTarget: function (pointer, lastPointer) {
|
|
if (!pointer) {
|
|
pointer = this.relativePointer || this.pointer
|
|
lastPointer = this.lastRelativePointer || this.lastPointer
|
|
}
|
|
|
|
var distances = sortByDistanceDesc(this.getContainerDimensions(),
|
|
pointer,
|
|
lastPointer),
|
|
i = distances.length
|
|
|
|
while (i--) {
|
|
var index = distances[i][0],
|
|
distance = distances[i][1]
|
|
|
|
if (!distance || this.options.pullPlaceholder) {
|
|
var container = this.containers[index]
|
|
if (!container.disabled) {
|
|
if (!this.$getOffsetParent()) {
|
|
var offsetParent = container.getItemOffsetParent()
|
|
pointer = getRelativePosition(pointer, offsetParent)
|
|
lastPointer = getRelativePosition(lastPointer, offsetParent)
|
|
}
|
|
if (container.searchValidTarget(pointer, lastPointer))
|
|
return true
|
|
}
|
|
}
|
|
}
|
|
if (this.sameResultBox)
|
|
this.sameResultBox = undefined
|
|
},
|
|
movePlaceholder: function (container, item, method, sameResultBox) {
|
|
var lastAppendedItem = this.lastAppendedItem
|
|
if (!sameResultBox && lastAppendedItem && lastAppendedItem[0] === item[0])
|
|
return;
|
|
|
|
item[method](this.placeholder)
|
|
this.lastAppendedItem = item
|
|
this.sameResultBox = sameResultBox
|
|
this.options.afterMove(this.placeholder, container, item)
|
|
},
|
|
getContainerDimensions: function () {
|
|
if (!this.containerDimensions)
|
|
setDimensions(this.containers, this.containerDimensions = [], this.options.tolerance, !this.$getOffsetParent())
|
|
return this.containerDimensions
|
|
},
|
|
getContainer: function (element) {
|
|
return element.closest(this.options.containerSelector).data(pluginName)
|
|
},
|
|
$getOffsetParent: function () {
|
|
if (this.offsetParent === undefined) {
|
|
var i = this.containers.length - 1,
|
|
offsetParent = this.containers[i].getItemOffsetParent()
|
|
|
|
if (!this.options.rootGroup) {
|
|
while (i--) {
|
|
if (offsetParent[0] != this.containers[i].getItemOffsetParent()[0]) {
|
|
// If every container has the same offset parent,
|
|
// use position() which is relative to this parent,
|
|
// otherwise use offset()
|
|
// compare #setDimensions
|
|
offsetParent = false
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
this.offsetParent = offsetParent
|
|
}
|
|
return this.offsetParent
|
|
},
|
|
setPointer: function (e) {
|
|
var pointer = this.getPointer(e)
|
|
|
|
if (this.$getOffsetParent()) {
|
|
var relativePointer = getRelativePosition(pointer, this.$getOffsetParent())
|
|
this.lastRelativePointer = this.relativePointer
|
|
this.relativePointer = relativePointer
|
|
}
|
|
|
|
this.lastPointer = this.pointer
|
|
this.pointer = pointer
|
|
},
|
|
distanceMet: function (e) {
|
|
var currentPointer = this.getPointer(e)
|
|
return (Math.max(
|
|
Math.abs(this.pointer.left - currentPointer.left),
|
|
Math.abs(this.pointer.top - currentPointer.top)
|
|
) >= this.options.distance)
|
|
},
|
|
getPointer: function (e) {
|
|
var o = e.originalEvent || e.originalEvent.touches && e.originalEvent.touches[0]
|
|
return {
|
|
left: e.pageX || o.pageX,
|
|
top: e.pageY || o.pageY
|
|
}
|
|
},
|
|
setupDelayTimer: function () {
|
|
var that = this
|
|
this.delayMet = !this.options.delay
|
|
|
|
// init delay timer if needed
|
|
if (!this.delayMet) {
|
|
clearTimeout(this._mouseDelayTimer);
|
|
this._mouseDelayTimer = setTimeout(function () {
|
|
that.delayMet = true
|
|
}, this.options.delay)
|
|
}
|
|
},
|
|
scroll: function (e) {
|
|
this.clearDimensions()
|
|
this.clearOffsetParent() // TODO is this needed?
|
|
},
|
|
toggleListeners: function (method) {
|
|
var that = this,
|
|
events = ['drag', 'drop', 'scroll']
|
|
|
|
$.each(events, function (i, event) {
|
|
that.$document[method](eventNames[event], that[event + 'Proxy'])
|
|
})
|
|
},
|
|
clearOffsetParent: function () {
|
|
this.offsetParent = undefined
|
|
},
|
|
// Recursively clear container and item dimensions
|
|
clearDimensions: function () {
|
|
this.traverse(function (object) {
|
|
object._clearDimensions()
|
|
})
|
|
},
|
|
traverse: function (callback) {
|
|
callback(this)
|
|
var i = this.containers.length
|
|
while (i--) {
|
|
this.containers[i].traverse(callback)
|
|
}
|
|
},
|
|
_clearDimensions: function () {
|
|
this.containerDimensions = undefined
|
|
},
|
|
_destroy: function () {
|
|
containerGroups[this.options.group] = undefined
|
|
}
|
|
}
|
|
|
|
function Container(element, options) {
|
|
this.el = element
|
|
this.options = $.extend({}, containerDefaults, options)
|
|
|
|
this.group = ContainerGroup.get(this.options)
|
|
this.rootGroup = this.options.rootGroup || this.group
|
|
this.handle = this.rootGroup.options.handle || this.rootGroup.options.itemSelector
|
|
|
|
var itemPath = this.rootGroup.options.itemPath
|
|
this.target = itemPath ? this.el.find(itemPath) : this.el
|
|
|
|
this.target.on(eventNames.start, this.handle, $.proxy(this.dragInit, this))
|
|
|
|
if (this.options.drop)
|
|
this.group.containers.push(this)
|
|
}
|
|
|
|
Container.prototype = {
|
|
dragInit: function (e) {
|
|
var rootGroup = this.rootGroup
|
|
|
|
if (!this.disabled && !rootGroup.dragInitDone &&
|
|
this.options.drag &&
|
|
this.isValidDrag(e)) {
|
|
rootGroup.dragInit(e, this)
|
|
}
|
|
},
|
|
isValidDrag: function (e) {
|
|
return e.which == 1 ||
|
|
e.type == "touchstart" && e.originalEvent.touches.length == 1
|
|
},
|
|
searchValidTarget: function (pointer, lastPointer) {
|
|
var distances = sortByDistanceDesc(this.getItemDimensions(),
|
|
pointer,
|
|
lastPointer),
|
|
i = distances.length,
|
|
rootGroup = this.rootGroup,
|
|
validTarget = !rootGroup.options.isValidTarget ||
|
|
rootGroup.options.isValidTarget(rootGroup.item, this)
|
|
|
|
if (!i && validTarget) {
|
|
rootGroup.movePlaceholder(this, this.target, "append")
|
|
return true
|
|
} else
|
|
while (i--) {
|
|
var index = distances[i][0],
|
|
distance = distances[i][1]
|
|
if (!distance && this.hasChildGroup(index)) {
|
|
var found = this.getContainerGroup(index).searchValidTarget(pointer, lastPointer)
|
|
if (found)
|
|
return true
|
|
}
|
|
else if (validTarget) {
|
|
this.movePlaceholder(index, pointer)
|
|
return true
|
|
}
|
|
}
|
|
},
|
|
movePlaceholder: function (index, pointer) {
|
|
var item = $(this.items[index]),
|
|
dim = this.itemDimensions[index],
|
|
method = "after",
|
|
width = item.outerWidth(),
|
|
height = item.outerHeight(),
|
|
offset = item.offset(),
|
|
sameResultBox = {
|
|
left: offset.left,
|
|
right: offset.left + width,
|
|
top: offset.top,
|
|
bottom: offset.top + height
|
|
}
|
|
if (this.options.vertical) {
|
|
var yCenter = (dim[2] + dim[3]) / 2,
|
|
inUpperHalf = pointer.top <= yCenter
|
|
if (inUpperHalf) {
|
|
method = "before"
|
|
sameResultBox.bottom -= height / 2
|
|
} else
|
|
sameResultBox.top += height / 2
|
|
} else {
|
|
var xCenter = (dim[0] + dim[1]) / 2,
|
|
inLeftHalf = pointer.left <= xCenter
|
|
if (inLeftHalf) {
|
|
method = "before"
|
|
sameResultBox.right -= width / 2
|
|
} else
|
|
sameResultBox.left += width / 2
|
|
}
|
|
if (this.hasChildGroup(index))
|
|
sameResultBox = emptyBox
|
|
this.rootGroup.movePlaceholder(this, item, method, sameResultBox)
|
|
},
|
|
getItemDimensions: function () {
|
|
if (!this.itemDimensions) {
|
|
this.items = this.$getChildren(this.el, "item").filter(
|
|
":not(." + this.group.options.placeholderClass + ", ." + this.group.options.draggedClass + ")"
|
|
).get()
|
|
setDimensions(this.items, this.itemDimensions = [], this.options.tolerance)
|
|
}
|
|
return this.itemDimensions
|
|
},
|
|
getItemOffsetParent: function () {
|
|
var offsetParent,
|
|
el = this.el
|
|
// Since el might be empty we have to check el itself and
|
|
// can not do something like el.children().first().offsetParent()
|
|
if (el.css("position") === "relative" || el.css("position") === "absolute" || el.css("position") === "fixed")
|
|
offsetParent = el
|
|
else
|
|
offsetParent = el.offsetParent()
|
|
return offsetParent
|
|
},
|
|
hasChildGroup: function (index) {
|
|
return this.options.nested && this.getContainerGroup(index)
|
|
},
|
|
getContainerGroup: function (index) {
|
|
var childGroup = $.data(this.items[index], subContainerKey)
|
|
if (childGroup === undefined) {
|
|
var childContainers = this.$getChildren(this.items[index], "container")
|
|
childGroup = false
|
|
|
|
if (childContainers[0]) {
|
|
var options = $.extend({}, this.options, {
|
|
rootGroup: this.rootGroup,
|
|
group: groupCounter++
|
|
})
|
|
childGroup = childContainers[pluginName](options).data(pluginName).group
|
|
}
|
|
$.data(this.items[index], subContainerKey, childGroup)
|
|
}
|
|
return childGroup
|
|
},
|
|
$getChildren: function (parent, type) {
|
|
var options = this.rootGroup.options,
|
|
path = options[type + "Path"],
|
|
selector = options[type + "Selector"]
|
|
|
|
parent = $(parent)
|
|
if (path)
|
|
parent = parent.find(path)
|
|
|
|
return parent.children(selector)
|
|
},
|
|
_serialize: function (parent, isContainer) {
|
|
var that = this,
|
|
childType = isContainer ? "item" : "container",
|
|
|
|
children = this.$getChildren(parent, childType).not(this.options.exclude).map(function () {
|
|
return that._serialize($(this), !isContainer)
|
|
}).get()
|
|
|
|
return this.rootGroup.options.serialize(parent, children, isContainer)
|
|
},
|
|
traverse: function (callback) {
|
|
$.each(this.items || [], function (item) {
|
|
var group = $.data(this, subContainerKey)
|
|
if (group)
|
|
group.traverse(callback)
|
|
});
|
|
|
|
callback(this)
|
|
},
|
|
_clearDimensions: function () {
|
|
this.itemDimensions = undefined
|
|
},
|
|
_destroy: function () {
|
|
var that = this;
|
|
|
|
this.target.off(eventNames.start, this.handle);
|
|
this.el.removeData(pluginName)
|
|
|
|
if (this.options.drop)
|
|
this.group.containers = $.grep(this.group.containers, function (val) {
|
|
return val != that
|
|
})
|
|
|
|
$.each(this.items || [], function () {
|
|
$.removeData(this, subContainerKey)
|
|
})
|
|
}
|
|
}
|
|
|
|
var API = {
|
|
enable: function () {
|
|
this.traverse(function (object) {
|
|
object.disabled = false
|
|
})
|
|
},
|
|
disable: function () {
|
|
this.traverse(function (object) {
|
|
object.disabled = true
|
|
})
|
|
},
|
|
serialize: function () {
|
|
return this._serialize(this.el, true)
|
|
},
|
|
refresh: function () {
|
|
this.traverse(function (object) {
|
|
object._clearDimensions()
|
|
})
|
|
},
|
|
destroy: function () {
|
|
this.traverse(function (object) {
|
|
object._destroy();
|
|
})
|
|
}
|
|
}
|
|
|
|
$.extend(Container.prototype, API)
|
|
|
|
/**
|
|
* jQuery API
|
|
*
|
|
* Parameters are
|
|
* either options on init
|
|
* or a method name followed by arguments to pass to the method
|
|
*/
|
|
$.fn[pluginName] = function (methodOrOptions) {
|
|
var args = Array.prototype.slice.call(arguments, 1)
|
|
|
|
return this.map(function () {
|
|
var $t = $(this),
|
|
object = $t.data(pluginName)
|
|
|
|
if (object && API[methodOrOptions])
|
|
return API[methodOrOptions].apply(object, args) || this
|
|
else if (!object && (methodOrOptions === undefined ||
|
|
typeof methodOrOptions === "object"))
|
|
$t.data(pluginName, new Container($t, methodOrOptions))
|
|
|
|
return this
|
|
});
|
|
};
|
|
|
|
}(jQuery, window, 'sortable');
|