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-/*!
- * jQuery UI Sortable 1.8.24
- *
- * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
- * Dual licensed under the MIT or GPL Version 2 licenses.
- * http://jquery.org/license
- *
- * http://docs.jquery.com/UI/Sortables
- *
- * Depends:
- * jquery.ui.core.js
- * jquery.ui.mouse.js
- * jquery.ui.widget.js
- */
-(function( $, undefined ) {
-
-$.widget("ui.sortable", $.ui.mouse, {
- widgetEventPrefix: "sort",
- ready: false,
- options: {
- appendTo: "parent",
- axis: false,
- connectWith: false,
- containment: false,
- cursor: 'auto',
- cursorAt: false,
- dropOnEmpty: true,
- forcePlaceholderSize: false,
- forceHelperSize: false,
- grid: false,
- handle: false,
- helper: "original",
- items: '> *',
- opacity: false,
- placeholder: false,
- revert: false,
- scroll: true,
- scrollSensitivity: 20,
- scrollSpeed: 20,
- scope: "default",
- tolerance: "intersect",
- zIndex: 1000
- },
- _create: function() {
-
- var o = this.options;
- this.containerCache = {};
- this.element.addClass("ui-sortable");
-
- //Get the items
- this.refresh();
-
- //Let's determine if the items are being displayed horizontally
- this.floating = this.items.length ? o.axis === 'x' || (/left|right/).test(this.items[0].item.css('float')) || (/inline|table-cell/).test(this.items[0].item.css('display')) : false;
-
- //Let's determine the parent's offset
- this.offset = this.element.offset();
-
- //Initialize mouse events for interaction
- this._mouseInit();
-
- //We're ready to go
- this.ready = true
-
- },
-
- destroy: function() {
- $.Widget.prototype.destroy.call( this );
- this.element
- .removeClass("ui-sortable ui-sortable-disabled");
- this._mouseDestroy();
-
- for ( var i = this.items.length - 1; i >= 0; i-- )
- this.items[i].item.removeData(this.widgetName + "-item");
-
- return this;
- },
-
- _setOption: function(key, value){
- if ( key === "disabled" ) {
- this.options[ key ] = value;
-
- this.widget()
- [ value ? "addClass" : "removeClass"]( "ui-sortable-disabled" );
- } else {
- // Don't call widget base _setOption for disable as it adds ui-state-disabled class
- $.Widget.prototype._setOption.apply(this, arguments);
- }
- },
-
- _mouseCapture: function(event, overrideHandle) {
- var that = this;
-
- if (this.reverting) {
- return false;
- }
-
- if(this.options.disabled || this.options.type == 'static') return false;
-
- //We have to refresh the items data once first
- this._refreshItems(event);
-
- //Find out if the clicked node (or one of its parents) is a actual item in this.items
- var currentItem = null, self = this, nodes = $(event.target).parents().each(function() {
- if($.data(this, that.widgetName + '-item') == self) {
- currentItem = $(this);
- return false;
- }
- });
- if($.data(event.target, that.widgetName + '-item') == self) currentItem = $(event.target);
-
- if(!currentItem) return false;
- if(this.options.handle && !overrideHandle) {
- var validHandle = false;
-
- $(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == event.target) validHandle = true; });
- if(!validHandle) return false;
- }
-
- this.currentItem = currentItem;
- this._removeCurrentsFromItems();
- return true;
-
- },
-
- _mouseStart: function(event, overrideHandle, noActivation) {
-
- var o = this.options, self = this;
- this.currentContainer = this;
-
- //We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
- this.refreshPositions();
-
- //Create and append the visible helper
- this.helper = this._createHelper(event);
-
- //Cache the helper size
- this._cacheHelperProportions();
-
- /*
- * - Position generation -
- * This block generates everything position related - it's the core of draggables.
- */
-
- //Cache the margins of the original element
- this._cacheMargins();
-
- //Get the next scrolling parent
- this.scrollParent = this.helper.scrollParent();
-
- //The element's absolute position on the page minus margins
- this.offset = this.currentItem.offset();
- this.offset = {
- top: this.offset.top - this.margins.top,
- left: this.offset.left - this.margins.left
- };
-
- $.extend(this.offset, {
- click: { //Where the click happened, relative to the element
- left: event.pageX - this.offset.left,
- top: event.pageY - this.offset.top
- },
- parent: this._getParentOffset(),
- relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper
- });
-
- // Only after we got the offset, we can change the helper's position to absolute
- // TODO: Still need to figure out a way to make relative sorting possible
- this.helper.css("position", "absolute");
- this.cssPosition = this.helper.css("position");
-
- //Generate the original position
- this.originalPosition = this._generatePosition(event);
- this.originalPageX = event.pageX;
- this.originalPageY = event.pageY;
-
- //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied
- (o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt));
-
- //Cache the former DOM position
- this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };
-
- //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way
- if(this.helper[0] != this.currentItem[0]) {
- this.currentItem.hide();
- }
-
- //Create the placeholder
- this._createPlaceholder();
-
- //Set a containment if given in the options
- if(o.containment)
- this._setContainment();
-
- if(o.cursor) { // cursor option
- if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor");
- $('body').css("cursor", o.cursor);
- }
-
- if(o.opacity) { // opacity option
- if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity");
- this.helper.css("opacity", o.opacity);
- }
-
- if(o.zIndex) { // zIndex option
- if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex");
- this.helper.css("zIndex", o.zIndex);
- }
-
- //Prepare scrolling
- if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML')
- this.overflowOffset = this.scrollParent.offset();
-
- //Call callbacks
- this._trigger("start", event, this._uiHash());
-
- //Recache the helper size
- if(!this._preserveHelperProportions)
- this._cacheHelperProportions();
-
-
- //Post 'activate' events to possible containers
- if(!noActivation) {
- for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); }
- }
-
- //Prepare possible droppables
- if($.ui.ddmanager)
- $.ui.ddmanager.current = this;
-
- if ($.ui.ddmanager && !o.dropBehaviour)
- $.ui.ddmanager.prepareOffsets(this, event);
-
- this.dragging = true;
-
- this.helper.addClass("ui-sortable-helper");
- this._mouseDrag(event); //Execute the drag once - this causes the helper not to be visible before getting its correct position
- return true;
-
- },
-
- _mouseDrag: function(event) {
-
- //Compute the helpers position
- this.position = this._generatePosition(event);
- this.positionAbs = this._convertPositionTo("absolute");
-
- if (!this.lastPositionAbs) {
- this.lastPositionAbs = this.positionAbs;
- }
-
- //Do scrolling
- if(this.options.scroll) {
- var o = this.options, scrolled = false;
- if(this.scrollParent[0] != document && this.scrollParent[0].tagName != 'HTML') {
-
- if((this.overflowOffset.top + this.scrollParent[0].offsetHeight) - event.pageY < o.scrollSensitivity)
- this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop + o.scrollSpeed;
- else if(event.pageY - this.overflowOffset.top < o.scrollSensitivity)
- this.scrollParent[0].scrollTop = scrolled = this.scrollParent[0].scrollTop - o.scrollSpeed;
-
- if((this.overflowOffset.left + this.scrollParent[0].offsetWidth) - event.pageX < o.scrollSensitivity)
- this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft + o.scrollSpeed;
- else if(event.pageX - this.overflowOffset.left < o.scrollSensitivity)
- this.scrollParent[0].scrollLeft = scrolled = this.scrollParent[0].scrollLeft - o.scrollSpeed;
-
- } else {
-
- if(event.pageY - $(document).scrollTop() < o.scrollSensitivity)
- scrolled = $(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
- else if($(window).height() - (event.pageY - $(document).scrollTop()) < o.scrollSensitivity)
- scrolled = $(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
-
- if(event.pageX - $(document).scrollLeft() < o.scrollSensitivity)
- scrolled = $(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
- else if($(window).width() - (event.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
- scrolled = $(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
-
- }
-
- if(scrolled !== false && $.ui.ddmanager && !o.dropBehaviour)
- $.ui.ddmanager.prepareOffsets(this, event);
- }
-
- //Regenerate the absolute position used for position checks
- this.positionAbs = this._convertPositionTo("absolute");
-
- //Set the helper position
- if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
- if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
-
- //Rearrange
- for (var i = this.items.length - 1; i >= 0; i--) {
-
- //Cache variables and intersection, continue if no intersection
- var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item);
- if (!intersection) continue;
-
- // Only put the placeholder inside the current Container, skip all
- // items form other containers. This works because when moving
- // an item from one container to another the
- // currentContainer is switched before the placeholder is moved.
- //
- // Without this moving items in "sub-sortables" can cause the placeholder to jitter
- // beetween the outer and inner container.
- if (item.instance !== this.currentContainer) continue;
-
- if (itemElement != this.currentItem[0] //cannot intersect with itself
- && this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before
- && !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked
- && (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true)
- //&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container
- ) {
-
- this.direction = intersection == 1 ? "down" : "up";
-
- if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) {
- this._rearrange(event, item);
- } else {
- break;
- }
-
- this._trigger("change", event, this._uiHash());
- break;
- }
- }
-
- //Post events to containers
- this._contactContainers(event);
-
- //Interconnect with droppables
- if($.ui.ddmanager) $.ui.ddmanager.drag(this, event);
-
- //Call callbacks
- this._trigger('sort', event, this._uiHash());
-
- this.lastPositionAbs = this.positionAbs;
- return false;
-
- },
-
- _mouseStop: function(event, noPropagation) {
-
- if(!event) return;
-
- //If we are using droppables, inform the manager about the drop
- if ($.ui.ddmanager && !this.options.dropBehaviour)
- $.ui.ddmanager.drop(this, event);
-
- if(this.options.revert) {
- var self = this;
- var cur = self.placeholder.offset();
-
- self.reverting = true;
-
- $(this.helper).animate({
- left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
- top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
- }, parseInt(this.options.revert, 10) || 500, function() {
- self._clear(event);
- });
- } else {
- this._clear(event, noPropagation);
- }
-
- return false;
-
- },
-
- cancel: function() {
-
- var self = this;
-
- if(this.dragging) {
-
- this._mouseUp({ target: null });
-
- if(this.options.helper == "original")
- this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
- else
- this.currentItem.show();
-
- //Post deactivating events to containers
- for (var i = this.containers.length - 1; i >= 0; i--){
- this.containers[i]._trigger("deactivate", null, self._uiHash(this));
- if(this.containers[i].containerCache.over) {
- this.containers[i]._trigger("out", null, self._uiHash(this));
- this.containers[i].containerCache.over = 0;
- }
- }
-
- }
-
- if (this.placeholder) {
- //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
- if(this.placeholder[0].parentNode) this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
- if(this.options.helper != "original" && this.helper && this.helper[0].parentNode) this.helper.remove();
-
- $.extend(this, {
- helper: null,
- dragging: false,
- reverting: false,
- _noFinalSort: null
- });
-
- if(this.domPosition.prev) {
- $(this.domPosition.prev).after(this.currentItem);
- } else {
- $(this.domPosition.parent).prepend(this.currentItem);
- }
- }
-
- return this;
-
- },
-
- serialize: function(o) {
-
- var items = this._getItemsAsjQuery(o && o.connected);
- var str = []; o = o || {};
-
- $(items).each(function() {
- var res = ($(o.item || this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
- if(res) str.push((o.key || res[1]+'[]')+'='+(o.key && o.expression ? res[1] : res[2]));
- });
-
- if(!str.length && o.key) {
- str.push(o.key + '=');
- }
-
- return str.join('&');
-
- },
-
- toArray: function(o) {
-
- var items = this._getItemsAsjQuery(o && o.connected);
- var ret = []; o = o || {};
-
- items.each(function() { ret.push($(o.item || this).attr(o.attribute || 'id') || ''); });
- return ret;
-
- },
-
- /* Be careful with the following core functions */
- _intersectsWith: function(item) {
-
- var x1 = this.positionAbs.left,
- x2 = x1 + this.helperProportions.width,
- y1 = this.positionAbs.top,
- y2 = y1 + this.helperProportions.height;
-
- var l = item.left,
- r = l + item.width,
- t = item.top,
- b = t + item.height;
-
- var dyClick = this.offset.click.top,
- dxClick = this.offset.click.left;
-
- var isOverElement = (y1 + dyClick) > t && (y1 + dyClick) < b && (x1 + dxClick) > l && (x1 + dxClick) < r;
-
- if( this.options.tolerance == "pointer"
- || this.options.forcePointerForContainers
- || (this.options.tolerance != "pointer" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])
- ) {
- return isOverElement;
- } else {
-
- return (l < x1 + (this.helperProportions.width / 2) // Right Half
- && x2 - (this.helperProportions.width / 2) < r // Left Half
- && t < y1 + (this.helperProportions.height / 2) // Bottom Half
- && y2 - (this.helperProportions.height / 2) < b ); // Top Half
-
- }
- },
-
- _intersectsWithPointer: function(item) {
-
- var isOverElementHeight = (this.options.axis === 'x') || $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height),
- isOverElementWidth = (this.options.axis === 'y') || $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left, item.width),
- isOverElement = isOverElementHeight && isOverElementWidth,
- verticalDirection = this._getDragVerticalDirection(),
- horizontalDirection = this._getDragHorizontalDirection();
-
- if (!isOverElement)
- return false;
-
- return this.floating ?
- ( ((horizontalDirection && horizontalDirection == "right") || verticalDirection == "down") ? 2 : 1 )
- : ( verticalDirection && (verticalDirection == "down" ? 2 : 1) );
-
- },
-
- _intersectsWithSides: function(item) {
-
- var isOverBottomHalf = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top + (item.height/2), item.height),
- isOverRightHalf = $.ui.isOverAxis(this.positionAbs.left + this.offset.click.left, item.left + (item.width/2), item.width),
- verticalDirection = this._getDragVerticalDirection(),
- horizontalDirection = this._getDragHorizontalDirection();
-
- if (this.floating && horizontalDirection) {
- return ((horizontalDirection == "right" && isOverRightHalf) || (horizontalDirection == "left" && !isOverRightHalf));
- } else {
- return verticalDirection && ((verticalDirection == "down" && isOverBottomHalf) || (verticalDirection == "up" && !isOverBottomHalf));
- }
-
- },
-
- _getDragVerticalDirection: function() {
- var delta = this.positionAbs.top - this.lastPositionAbs.top;
- return delta != 0 && (delta > 0 ? "down" : "up");
- },
-
- _getDragHorizontalDirection: function() {
- var delta = this.positionAbs.left - this.lastPositionAbs.left;
- return delta != 0 && (delta > 0 ? "right" : "left");
- },
-
- refresh: function(event) {
- this._refreshItems(event);
- this.refreshPositions();
- return this;
- },
-
- _connectWith: function() {
- var options = this.options;
- return options.connectWith.constructor == String
- ? [options.connectWith]
- : options.connectWith;
- },
-
- _getItemsAsjQuery: function(connected) {
-
- var self = this;
- var items = [];
- var queries = [];
- var connectWith = this._connectWith();
-
- if(connectWith && connected) {
- for (var i = connectWith.length - 1; i >= 0; i--){
- var cur = $(connectWith[i]);
- for (var j = cur.length - 1; j >= 0; j--){
- var inst = $.data(cur[j], this.widgetName);
- if(inst && inst != this && !inst.options.disabled) {
- queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), inst]);
- }
- };
- };
- }
-
- queries.push([$.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]);
-
- for (var i = queries.length - 1; i >= 0; i--){
- queries[i][0].each(function() {
- items.push(this);
- });
- };
-
- return $(items);
-
- },
-
- _removeCurrentsFromItems: function() {
-
- var list = this.currentItem.find(":data(" + this.widgetName + "-item)");
-
- for (var i=0; i < this.items.length; i++) {
-
- for (var j=0; j < list.length; j++) {
- if(list[j] == this.items[i].item[0])
- this.items.splice(i,1);
- };
-
- };
-
- },
-
- _refreshItems: function(event) {
-
- this.items = [];
- this.containers = [this];
- var items = this.items;
- var self = this;
- var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element[0], event, { item: this.currentItem }) : $(this.options.items, this.element), this]];
- var connectWith = this._connectWith();
-
- if(connectWith && this.ready) { //Shouldn't be run the first time through due to massive slow-down
- for (var i = connectWith.length - 1; i >= 0; i--){
- var cur = $(connectWith[i]);
- for (var j = cur.length - 1; j >= 0; j--){
- var inst = $.data(cur[j], this.widgetName);
- if(inst && inst != this && !inst.options.disabled) {
- queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element[0], event, { item: this.currentItem }) : $(inst.options.items, inst.element), inst]);
- this.containers.push(inst);
- }
- };
- };
- }
-
- for (var i = queries.length - 1; i >= 0; i--) {
- var targetData = queries[i][1];
- var _queries = queries[i][0];
-
- for (var j=0, queriesLength = _queries.length; j < queriesLength; j++) {
- var item = $(_queries[j]);
-
- item.data(this.widgetName + '-item', targetData); // Data for target checking (mouse manager)
-
- items.push({
- item: item,
- instance: targetData,
- width: 0, height: 0,
- left: 0, top: 0
- });
- };
- };
-
- },
-
- refreshPositions: function(fast) {
-
- //This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
- if(this.offsetParent && this.helper) {
- this.offset.parent = this._getParentOffset();
- }
-
- for (var i = this.items.length - 1; i >= 0; i--){
- var item = this.items[i];
-
- //We ignore calculating positions of all connected containers when we're not over them
- if(item.instance != this.currentContainer && this.currentContainer && item.item[0] != this.currentItem[0])
- continue;
-
- var t = this.options.toleranceElement ? $(this.options.toleranceElement, item.item) : item.item;
-
- if (!fast) {
- item.width = t.outerWidth();
- item.height = t.outerHeight();
- }
-
- var p = t.offset();
- item.left = p.left;
- item.top = p.top;
- };
-
- if(this.options.custom && this.options.custom.refreshContainers) {
- this.options.custom.refreshContainers.call(this);
- } else {
- for (var i = this.containers.length - 1; i >= 0; i--){
- var p = this.containers[i].element.offset();
- this.containers[i].containerCache.left = p.left;
- this.containers[i].containerCache.top = p.top;
- this.containers[i].containerCache.width = this.containers[i].element.outerWidth();
- this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
- };
- }
-
- return this;
- },
-
- _createPlaceholder: function(that) {
-
- var self = that || this, o = self.options;
-
- if(!o.placeholder || o.placeholder.constructor == String) {
- var className = o.placeholder;
- o.placeholder = {
- element: function() {
-
- var el = $(document.createElement(self.currentItem[0].nodeName))
- .addClass(className || self.currentItem[0].className+" ui-sortable-placeholder")
- .removeClass("ui-sortable-helper")[0];
-
- if(!className)
- el.style.visibility = "hidden";
-
- return el;
- },
- update: function(container, p) {
-
- // 1. If a className is set as 'placeholder option, we don't force sizes - the class is responsible for that
- // 2. The option 'forcePlaceholderSize can be enabled to force it even if a class name is specified
- if(className && !o.forcePlaceholderSize) return;
-
- //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
- if(!p.height()) { p.height(self.currentItem.innerHeight() - parseInt(self.currentItem.css('paddingTop')||0, 10) - parseInt(self.currentItem.css('paddingBottom')||0, 10)); };
- if(!p.width()) { p.width(self.currentItem.innerWidth() - parseInt(self.currentItem.css('paddingLeft')||0, 10) - parseInt(self.currentItem.css('paddingRight')||0, 10)); };
- }
- };
- }
-
- //Create the placeholder
- self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem));
-
- //Append it after the actual current item
- self.currentItem.after(self.placeholder);
-
- //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317)
- o.placeholder.update(self, self.placeholder);
-
- },
-
- _contactContainers: function(event) {
-
- // get innermost container that intersects with item
- var innermostContainer = null, innermostIndex = null;
-
-
- for (var i = this.containers.length - 1; i >= 0; i--){
-
- // never consider a container that's located within the item itself
- if($.ui.contains(this.currentItem[0], this.containers[i].element[0]))
- continue;
-
- if(this._intersectsWith(this.containers[i].containerCache)) {
-
- // if we've already found a container and it's more "inner" than this, then continue
- if(innermostContainer && $.ui.contains(this.containers[i].element[0], innermostContainer.element[0]))
- continue;
-
- innermostContainer = this.containers[i];
- innermostIndex = i;
-
- } else {
- // container doesn't intersect. trigger "out" event if necessary
- if(this.containers[i].containerCache.over) {
- this.containers[i]._trigger("out", event, this._uiHash(this));
- this.containers[i].containerCache.over = 0;
- }
- }
-
- }
-
- // if no intersecting containers found, return
- if(!innermostContainer) return;
-
- // move the item into the container if it's not there already
- if(this.containers.length === 1) {
- this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
- this.containers[innermostIndex].containerCache.over = 1;
- } else if(this.currentContainer != this.containers[innermostIndex]) {
-
- //When entering a new container, we will find the item with the least distance and append our item near it
- var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[innermostIndex].floating ? 'left' : 'top'];
- for (var j = this.items.length - 1; j >= 0; j--) {
- if(!$.ui.contains(this.containers[innermostIndex].element[0], this.items[j].item[0])) continue;
- var cur = this.containers[innermostIndex].floating ? this.items[j].item.offset().left : this.items[j].item.offset().top;
- if(Math.abs(cur - base) < dist) {
- dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
- this.direction = (cur - base > 0) ? 'down' : 'up';
- }
- }
-
- if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled
- return;
-
- this.currentContainer = this.containers[innermostIndex];
- itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[innermostIndex].element, true);
- this._trigger("change", event, this._uiHash());
- this.containers[innermostIndex]._trigger("change", event, this._uiHash(this));
-
- //Update the placeholder
- this.options.placeholder.update(this.currentContainer, this.placeholder);
-
- this.containers[innermostIndex]._trigger("over", event, this._uiHash(this));
- this.containers[innermostIndex].containerCache.over = 1;
- }
-
-
- },
-
- _createHelper: function(event) {
-
- var o = this.options;
- var helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [event, this.currentItem])) : (o.helper == 'clone' ? this.currentItem.clone() : this.currentItem);
-
- if(!helper.parents('body').length) //Add the helper to the DOM if that didn't happen already
- $(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(helper[0]);
-
- if(helper[0] == this.currentItem[0])
- this._storedCSS = { width: this.currentItem[0].style.width, height: this.currentItem[0].style.height, position: this.currentItem.css("position"), top: this.currentItem.css("top"), left: this.currentItem.css("left") };
-
- if(helper[0].style.width == '' || o.forceHelperSize) helper.width(this.currentItem.width());
- if(helper[0].style.height == '' || o.forceHelperSize) helper.height(this.currentItem.height());
-
- return helper;
-
- },
-
- _adjustOffsetFromHelper: function(obj) {
- if (typeof obj == 'string') {
- obj = obj.split(' ');
- }
- if ($.isArray(obj)) {
- obj = {left: +obj[0], top: +obj[1] || 0};
- }
- if ('left' in obj) {
- this.offset.click.left = obj.left + this.margins.left;
- }
- if ('right' in obj) {
- this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left;
- }
- if ('top' in obj) {
- this.offset.click.top = obj.top + this.margins.top;
- }
- if ('bottom' in obj) {
- this.offset.click.top = this.helperProportions.height - obj.bottom + this.margins.top;
- }
- },
-
- _getParentOffset: function() {
-
-
- //Get the offsetParent and cache its position
- this.offsetParent = this.helper.offsetParent();
- var po = this.offsetParent.offset();
-
- // This is a special case where we need to modify a offset calculated on start, since the following happened:
- // 1. The position of the helper is absolute, so it's position is calculated based on the next positioned parent
- // 2. The actual offset parent is a child of the scroll parent, and the scroll parent isn't the document, which means that
- // the scroll is included in the initial calculation of the offset of the parent, and never recalculated upon drag
- if(this.cssPosition == 'absolute' && this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) {
- po.left += this.scrollParent.scrollLeft();
- po.top += this.scrollParent.scrollTop();
- }
-
- if((this.offsetParent[0] == document.body) //This needs to be actually done for all browsers, since pageX/pageY includes this information
- || (this.offsetParent[0].tagName && this.offsetParent[0].tagName.toLowerCase() == 'html' && $.browser.msie)) //Ugly IE fix
- po = { top: 0, left: 0 };
-
- return {
- top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
- left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
- };
-
- },
-
- _getRelativeOffset: function() {
-
- if(this.cssPosition == "relative") {
- var p = this.currentItem.position();
- return {
- top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.scrollParent.scrollTop(),
- left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.scrollParent.scrollLeft()
- };
- } else {
- return { top: 0, left: 0 };
- }
-
- },
-
- _cacheMargins: function() {
- this.margins = {
- left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
- top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
- };
- },
-
- _cacheHelperProportions: function() {
- this.helperProportions = {
- width: this.helper.outerWidth(),
- height: this.helper.outerHeight()
- };
- },
-
- _setContainment: function() {
-
- var o = this.options;
- if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
- if(o.containment == 'document' || o.containment == 'window') this.containment = [
- 0 - this.offset.relative.left - this.offset.parent.left,
- 0 - this.offset.relative.top - this.offset.parent.top,
- $(o.containment == 'document' ? document : window).width() - this.helperProportions.width - this.margins.left,
- ($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.helperProportions.height - this.margins.top
- ];
-
- if(!(/^(document|window|parent)$/).test(o.containment)) {
- var ce = $(o.containment)[0];
- var co = $(o.containment).offset();
- var over = ($(ce).css("overflow") != 'hidden');
-
- this.containment = [
- co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) + (parseInt($(ce).css("paddingLeft"),10) || 0) - this.margins.left,
- co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) + (parseInt($(ce).css("paddingTop"),10) || 0) - this.margins.top,
- 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,
- 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
- ];
- }
-
- },
-
- _convertPositionTo: function(d, pos) {
-
- if(!pos) pos = this.position;
- var mod = d == "absolute" ? 1 : -1;
- var o = this.options, scroll = this.cssPosition == 'absolute' && !(this.scrollParent[0] != document && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) ? this.offsetParent : this.scrollParent, scrollIsRootNode = (/(html|body)/i).test(scroll[0].tagName);
-
- return {
- top: (
- pos.top // The absolute mouse position
- + this.offset.relative.top * mod // Only for relative positioned nodes: Relative offset from element to offset parent
- + this.offset.parent.top * mod // The offsetParent's offset without borders (offset + border)
- - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ) * mod)
- ),
- left: (
- pos.left // The absolute mouse position
- + this.offset.relative.left * mod // Only for relative positioned nodes: Relative offset from element to offset parent
- + this.offset.parent.left * mod // The offsetParent's offset without borders (offset + border)
- - ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ) * mod)
- )
- };
-
- },
-
- _generatePosition: function(event) {
-
- 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);
-
- // This is another very weird special case that only happens for relative elements:
- // 1. If the css position is relative
- // 2. and the scroll parent is the document or similar to the offset parent
- // we have to refresh the relative offset during the scroll so there are no jumps
- if(this.cssPosition == 'relative' && !(this.scrollParent[0] != document && this.scrollParent[0] != this.offsetParent[0])) {
- this.offset.relative = this._getRelativeOffset();
- }
-
- var pageX = event.pageX;
- var pageY = event.pageY;
-
- /*
- * - Position constraining -
- * Constrain the position to a mix of grid, containment.
- */
-
- if(this.originalPosition) { //If we are not dragging yet, we won't check for options
-
- if(this.containment) {
- if(event.pageX - this.offset.click.left < this.containment[0]) pageX = this.containment[0] + this.offset.click.left;
- if(event.pageY - this.offset.click.top < this.containment[1]) pageY = this.containment[1] + this.offset.click.top;
- if(event.pageX - this.offset.click.left > this.containment[2]) pageX = this.containment[2] + this.offset.click.left;
- if(event.pageY - this.offset.click.top > this.containment[3]) pageY = this.containment[3] + this.offset.click.top;
- }
-
- if(o.grid) {
- var top = this.originalPageY + Math.round((pageY - this.originalPageY) / o.grid[1]) * o.grid[1];
- 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;
-
- var left = this.originalPageX + Math.round((pageX - this.originalPageX) / o.grid[0]) * o.grid[0];
- 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;
- }
-
- }
-
- return {
- top: (
- pageY // The absolute mouse position
- - this.offset.click.top // Click offset (relative to the element)
- - this.offset.relative.top // Only for relative positioned nodes: Relative offset from element to offset parent
- - this.offset.parent.top // The offsetParent's offset without borders (offset + border)
- + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollTop() : ( scrollIsRootNode ? 0 : scroll.scrollTop() ) ))
- ),
- left: (
- pageX // The absolute mouse position
- - this.offset.click.left // Click offset (relative to the element)
- - this.offset.relative.left // Only for relative positioned nodes: Relative offset from element to offset parent
- - this.offset.parent.left // The offsetParent's offset without borders (offset + border)
- + ($.browser.safari && this.cssPosition == 'fixed' ? 0 : ( this.cssPosition == 'fixed' ? -this.scrollParent.scrollLeft() : scrollIsRootNode ? 0 : scroll.scrollLeft() ))
- )
- };
-
- },
-
- _rearrange: function(event, i, a, hardRefresh) {
-
- 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));
-
- //Various things done here to improve the performance:
- // 1. we create a setTimeout, that calls refreshPositions
- // 2. on the instance, we have a counter variable, that get's higher after every append
- // 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
- // 4. this lets only the last addition to the timeout stack through
- this.counter = this.counter ? ++this.counter : 1;
- var self = this, counter = this.counter;
-
- window.setTimeout(function() {
- if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
- },0);
-
- },
-
- _clear: function(event, noPropagation) {
-
- this.reverting = false;
- // We delay all events that have to be triggered to after the point where the placeholder has been removed and
- // everything else normalized again
- var delayedTriggers = [], self = this;
-
- // We first have to update the dom position of the actual currentItem
- // Note: don't do it if the current item is already removed (by a user), or it gets reappended (see #4088)
- if(!this._noFinalSort && this.currentItem.parent().length) this.placeholder.before(this.currentItem);
- this._noFinalSort = null;
-
- if(this.helper[0] == this.currentItem[0]) {
- for(var i in this._storedCSS) {
- if(this._storedCSS[i] == 'auto' || this._storedCSS[i] == 'static') this._storedCSS[i] = '';
- }
- this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper");
- } else {
- this.currentItem.show();
- }
-
- if(this.fromOutside && !noPropagation) delayedTriggers.push(function(event) { this._trigger("receive", event, this._uiHash(this.fromOutside)); });
- 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
-
- // Check if the items Container has Changed and trigger appropriate
- // events.
- if (this !== this.currentContainer) {
- if(!noPropagation) {
- delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); });
- delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); }; }).call(this, this.currentContainer));
- delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this)); }; }).call(this, this.currentContainer));
- }
- }
-
- //Post events to containers
- for (var i = this.containers.length - 1; i >= 0; i--){
- if(!noPropagation) delayedTriggers.push((function(c) { return function(event) { c._trigger("deactivate", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
- if(this.containers[i].containerCache.over) {
- delayedTriggers.push((function(c) { return function(event) { c._trigger("out", event, this._uiHash(this)); }; }).call(this, this.containers[i]));
- this.containers[i].containerCache.over = 0;
- }
- }
-
- //Do what was originally in plugins
- if(this._storedCursor) $('body').css("cursor", this._storedCursor); //Reset cursor
- if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset opacity
- if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index
-
- this.dragging = false;
- if(this.cancelHelperRemoval) {
- if(!noPropagation) {
- this._trigger("beforeStop", event, this._uiHash());
- for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
- this._trigger("stop", event, this._uiHash());
- }
-
- this.fromOutside = false;
- return false;
- }
-
- if(!noPropagation) this._trigger("beforeStop", event, this._uiHash());
-
- //$(this.placeholder[0]).remove(); would have been the jQuery way - unfortunately, it unbinds ALL events from the original node!
- this.placeholder[0].parentNode.removeChild(this.placeholder[0]);
-
- if(this.helper[0] != this.currentItem[0]) this.helper.remove(); this.helper = null;
-
- if(!noPropagation) {
- for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events
- this._trigger("stop", event, this._uiHash());
- }
-
- this.fromOutside = false;
- return true;
-
- },
-
- _trigger: function() {
- if ($.Widget.prototype._trigger.apply(this, arguments) === false) {
- this.cancel();
- }
- },
-
- _uiHash: function(inst) {
- var self = inst || this;
- return {
- helper: self.helper,
- placeholder: self.placeholder || $([]),
- position: self.position,
- originalPosition: self.originalPosition,
- offset: self.positionAbs,
- item: self.currentItem,
- sender: inst ? inst.element : null
- };
- }
-
-});
-
-$.extend($.ui.sortable, {
- version: "1.8.24"
-});
-
-})(jQuery);
generated by cgit v1.2.2 (git 2.25.0) at 2024-04-19 15:56:07 +0000