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Diffstat (limited to 'themes/default/js/ui/ui.sortable.js')
| -rw-r--r-- | themes/default/js/ui/ui.sortable.js | 1019 |
1 files changed, 1019 insertions, 0 deletions
diff --git a/themes/default/js/ui/ui.sortable.js b/themes/default/js/ui/ui.sortable.js new file mode 100644 index 000000000..5460850b4 --- /dev/null +++ b/themes/default/js/ui/ui.sortable.js @@ -0,0 +1,1019 @@ +/* + * jQuery UI Sortable 1.7.2 + * + * Copyright (c) 2009 AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT (MIT-LICENSE.txt) + * and GPL (GPL-LICENSE.txt) licenses. + * + * http://docs.jquery.com/UI/Sortables + * + * Depends: + * ui.core.js + */ +(function($) { + +$.widget("ui.sortable", $.extend({}, $.ui.mouse, { + _init: function() { + + var o = this.options; + this.containerCache = {}; + this.element.addClass("ui-sortable"); + + //Get the items + this.refresh(); + + //Let's determine if the items are floating + this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false; + + //Let's determine the parent's offset + this.offset = this.element.offset(); + + //Initialize mouse events for interaction + this._mouseInit(); + + }, + + destroy: function() { + this.element + .removeClass("ui-sortable ui-sortable-disabled") + .removeData("sortable") + .unbind(".sortable"); + this._mouseDestroy(); + + for ( var i = this.items.length - 1; i >= 0; i-- ) + this.items[i].item.removeData("sortable-item"); + }, + + _mouseCapture: function(event, overrideHandle) { + + 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, 'sortable-item') == self) { + currentItem = $(this); + return false; + } + }); + if($.data(event.target, 'sortable-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 + }; + + // 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"); + + $.extend(this.offset, { + click: { //Where the click happened, relative to the element + left: event.pageX - this.offset.left, + top: event.pageY - this.offset.top + }, + parent: this._getParentOffset(), + relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper + }); + + //Generate the original position + this.originalPosition = this._generatePosition(event); + this.originalPageX = event.pageX; + this.originalPageY = event.pageY; + + //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied + if(o.cursorAt) + this._adjustOffsetFromHelper(o.cursorAt); + + //Cache the former DOM position + this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] }; + + //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way + if(this.helper[0] != this.currentItem[0]) { + this.currentItem.hide(); + } + + //Create the placeholder + this._createPlaceholder(); + + //Set a containment if given in the options + if(o.containment) + this._setContainment(); + + if(o.cursor) { // cursor option + if ($('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) + $.ui.ddmanager.prepareOffsets(this, event); + } + + //Regenerate the absolute position used for position checks + this.positionAbs = this._convertPositionTo("absolute"); + + //Set the helper position + if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px'; + if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px'; + + //Rearrange + for (var i = this.items.length - 1; i >= 0; i--) { + + //Cache variables and intersection, continue if no intersection + var item = this.items[i], itemElement = item.item[0], intersection = this._intersectsWithPointer(item); + if (!intersection) continue; + + if(itemElement != this.currentItem[0] //cannot intersect with itself + && this.placeholder[intersection == 1 ? "next" : "prev"]()[0] != itemElement //no useless actions that have been done before + && !$.ui.contains(this.placeholder[0], itemElement) //no action if the item moved is the parent of the item checked + && (this.options.type == 'semi-dynamic' ? !$.ui.contains(this.element[0], itemElement) : true) + ) { + + this.direction = intersection == 1 ? "down" : "up"; + + if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) { + this._rearrange(event, item); + } else { + break; + } + + this._trigger("change", event, this._uiHash()); + break; + } + } + + //Post events to containers + this._contactContainers(event); + + //Interconnect with droppables + if($.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; + + $(this.helper).animate({ + left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft), + top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop) + }, parseInt(this.options.revert, 10) || 500, function() { + self._clear(event); + }); + } else { + this._clear(event, noPropagation); + } + + return false; + + }, + + cancel: function() { + + var self = this; + + if(this.dragging) { + + this._mouseUp(); + + if(this.options.helper == "original") + this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper"); + else + this.currentItem.show(); + + //Post deactivating events to containers + for (var i = this.containers.length - 1; i >= 0; i--){ + this.containers[i]._trigger("deactivate", null, self._uiHash(this)); + if(this.containers[i].containerCache.over) { + this.containers[i]._trigger("out", null, self._uiHash(this)); + this.containers[i].containerCache.over = 0; + } + } + + } + + //$(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 true; + + }, + + 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])); + }); + + 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 = $.ui.isOverAxis(this.positionAbs.top + this.offset.click.top, item.top, item.height), + isOverElementWidth = $.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(); + }, + + _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 = $.data(cur[j], 'sortable'); + if(inst && inst != this && !inst.options.disabled) { + queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper"), inst]); + } + }; + }; + } + + queries.push([$.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"), this]); + + for (var i = queries.length - 1; i >= 0; i--){ + queries[i][0].each(function() { + items.push(this); + }); + }; + + return $(items); + + }, + + _removeCurrentsFromItems: function() { + + var list = this.currentItem.find(":data(sortable-item)"); + + for (var i=0; i < this.items.length; i++) { + + for (var j=0; j < list.length; j++) { + if(list[j] == this.items[i].item[0]) + this.items.splice(i,1); + }; + + }; + + }, + + _refreshItems: function(event) { + + this.items = []; + this.containers = [this]; + var items = this.items; + var self = this; + var queries = [[$.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) { + for (var i = connectWith.length - 1; i >= 0; i--){ + var cur = $(connectWith[i]); + for (var j = cur.length - 1; j >= 0; j--){ + var inst = $.data(cur[j], 'sortable'); + if(inst && inst != this && !inst.options.disabled) { + queries.push([$.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('sortable-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(); + }; + } + + }, + + _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 = $(o.placeholder.element.call(self.element, self.currentItem)); + + //Append it after the actual current item + self.currentItem.after(self.placeholder); + + //Update the size of the placeholder (TODO: Logic to fuzzy, see line 316/317) + o.placeholder.update(self, self.placeholder); + + }, + + _contactContainers: function(event) { + for (var i = this.containers.length - 1; i >= 0; i--){ + + if(this._intersectsWith(this.containers[i].containerCache)) { + if(!this.containers[i].containerCache.over) { + + if(this.currentContainer != this.containers[i]) { + + //When entering a new container, we will find the item with the least distance and append our item near it + var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[i].floating ? 'left' : 'top']; + for (var j = this.items.length - 1; j >= 0; j--) { + if(!$.ui.contains(this.containers[i].element[0], this.items[j].item[0])) continue; + var cur = this.items[j][this.containers[i].floating ? 'left' : 'top']; + if(Math.abs(cur - base) < dist) { + dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j]; + } + } + + if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled + continue; + + this.currentContainer = this.containers[i]; + itemWithLeastDistance ? this._rearrange(event, itemWithLeastDistance, null, true) : this._rearrange(event, null, this.containers[i].element, true); + this._trigger("change", event, this._uiHash()); + this.containers[i]._trigger("change", event, this._uiHash(this)); + + //Update the placeholder + this.options.placeholder.update(this.currentContainer, this.placeholder); + + } + + this.containers[i]._trigger("over", event, this._uiHash(this)); + this.containers[i].containerCache.over = 1; + } + } else { + if(this.containers[i].containerCache.over) { + this.containers[i]._trigger("out", event, this._uiHash(this)); + this.containers[i].containerCache.over = 0; + } + } + + }; + }, + + _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(obj.left != undefined) this.offset.click.left = obj.left + this.margins.left; + if(obj.right != undefined) this.offset.click.left = this.helperProportions.width - obj.right + this.margins.left; + if(obj.top != undefined) this.offset.click.top = obj.top + this.margins.top; + if(obj.bottom != undefined) 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[0].parentNode) 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 + if(!$.ui.contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element + if(!noPropagation) delayedTriggers.push(function(event) { this._trigger("remove", event, this._uiHash()); }); + for (var i = this.containers.length - 1; i >= 0; i--){ + if($.ui.contains(this.containers[i].element[0], this.currentItem[0]) && !noPropagation) { + delayedTriggers.push((function(c) { return function(event) { c._trigger("receive", event, this._uiHash(this)); }; }).call(this, this.containers[i])); + delayedTriggers.push((function(c) { return function(event) { c._trigger("update", event, this._uiHash(this)); }; }).call(this, this.containers[i])); + } + }; + }; + + //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) $('body').css("cursor", this._storedCursor); //Reset cursor + if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset cursor + if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index + + this.dragging = false; + if(this.cancelHelperRemoval) { + if(!noPropagation) { + this._trigger("beforeStop", event, this._uiHash()); + for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events + this._trigger("stop", event, this._uiHash()); + } + return false; + } + + if(!noPropagation) this._trigger("beforeStop", event, this._uiHash()); + + //$(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 || $([]), + position: self.position, + absolutePosition: self.positionAbs, //deprecated + offset: self.positionAbs, + item: self.currentItem, + sender: inst ? inst.element : null + }; + } + +})); + +$.extend($.ui.sortable, { + getter: "serialize toArray", + version: "1.7.2", + eventPrefix: "sort", + defaults: { + appendTo: "parent", + axis: false, + cancel: ":input,option", + connectWith: false, + containment: false, + cursor: 'auto', + cursorAt: false, + delay: 0, + distance: 1, + 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 + } +}); + +})(jQuery); |