/*! * jQuery UI 1.8.13 * * Copyright 2011, 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 */ (function(c,j){function k(a,b){var d=a.nodeName.toLowerCase();if("area"===d){b=a.parentNode;d=b.name;if(!a.href||!d||b.nodeName.toLowerCase()!=="map")return false;a=c("img[usemap=#"+d+"]")[0];return!!a&&l(a)}return(/input|select|textarea|button|object/.test(d)?!a.disabled:"a"==d?a.href||b:b)&&l(a)}function l(a){return!c(a).parents().andSelf().filter(function(){return c.curCSS(this,"visibility")==="hidden"||c.expr.filters.hidden(this)}).length}c.ui=c.ui||{};if(!c.ui.version){c.extend(c.ui,{version:"1.8.13", keyCode:{ALT:18,BACKSPACE:8,CAPS_LOCK:20,COMMA:188,COMMAND:91,COMMAND_LEFT:91,COMMAND_RIGHT:93,CONTROL:17,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,INSERT:45,LEFT:37,MENU:93,NUMPAD_ADD:107,NUMPAD_DECIMAL:110,NUMPAD_DIVIDE:111,NUMPAD_ENTER:108,NUMPAD_MULTIPLY:106,NUMPAD_SUBTRACT:109,PAGE_DOWN:34,PAGE_UP:33,PERIOD:190,RIGHT:39,SHIFT:16,SPACE:32,TAB:9,UP:38,WINDOWS:91}});c.fn.extend({_focus:c.fn.focus,focus:function(a,b){return typeof a==="number"?this.each(function(){var d=this;setTimeout(function(){c(d).focus(); b&&b.call(d)},a)}):this._focus.apply(this,arguments)},scrollParent:function(){var a;a=c.browser.msie&&/(static|relative)/.test(this.css("position"))||/absolute/.test(this.css("position"))?this.parents().filter(function(){return/(relative|absolute|fixed)/.test(c.curCSS(this,"position",1))&&/(auto|scroll)/.test(c.curCSS(this,"overflow",1)+c.curCSS(this,"overflow-y",1)+c.curCSS(this,"overflow-x",1))}).eq(0):this.parents().filter(function(){return/(auto|scroll)/.test(c.curCSS(this,"overflow",1)+c.curCSS(this, "overflow-y",1)+c.curCSS(this,"overflow-x",1))}).eq(0);return/fixed/.test(this.css("position"))||!a.length?c(document):a},zIndex:function(a){if(a!==j)return this.css("zIndex",a);if(this.length){a=c(this[0]);for(var b;a.length&&a[0]!==document;){b=a.css("position");if(b==="absolute"||b==="relative"||b==="fixed"){b=parseInt(a.css("zIndex"),10);if(!isNaN(b)&&b!==0)return b}a=a.parent()}}return 0},disableSelection:function(){return this.bind((c.support.selectstart?"selectstart":"mousedown")+".ui-disableSelection", function(a){a.preventDefault()})},enableSelection:function(){return this.unbind(".ui-disableSelection")}});c.each(["Width","Height"],function(a,b){function d(f,g,m,n){c.each(e,function(){g-=parseFloat(c.curCSS(f,"padding"+this,true))||0;if(m)g-=parseFloat(c.curCSS(f,"border"+this+"Width",true))||0;if(n)g-=parseFloat(c.curCSS(f,"margin"+this,true))||0});return g}var e=b==="Width"?["Left","Right"]:["Top","Bottom"],h=b.toLowerCase(),i={innerWidth:c.fn.innerWidth,innerHeight:c.fn.innerHeight,outerWidth:c.fn.outerWidth, outerHeight:c.fn.outerHeight};c.fn["inner"+b]=function(f){if(f===j)return i["inner"+b].call(this);return this.each(function(){c(this).css(h,d(this,f)+"px")})};c.fn["outer"+b]=function(f,g){if(typeof f!=="number")return i["outer"+b].call(this,f);return this.each(function(){c(this).css(h,d(this,f,true,g)+"px")})}});c.extend(c.expr[":"],{data:function(a,b,d){return!!c.data(a,d[3])},focusable:function(a){return k(a,!isNaN(c.attr(a,"tabindex")))},tabbable:function(a){var b=c.attr(a,"tabindex"),d=isNaN(b); return(d||b>=0)&&k(a,!d)}});c(function(){var a=document.body,b=a.appendChild(b=document.createElement("div"));c.extend(b.style,{minHeight:"100px",height:"auto",padding:0,borderWidth:0});c.support.minHeight=b.offsetHeight===100;c.support.selectstart="onselectstart"in b;a.removeChild(b).style.display="none"});c.extend(c.ui,{plugin:{add:function(a,b,d){a=c.ui[a].prototype;for(var e in d){a.plugins[e]=a.plugins[e]||[];a.plugins[e].push([b,d[e]])}},call:function(a,b,d){if((b=a.plugins[b])&&a.element[0].parentNode)for(var e= 0;e0)return true;a[b]=1;d=a[b]>0;a[b]=0;return d},isOverAxis:function(a,b,d){return a>b&&a= 9) && !event.button) { return this._mouseUp(event); } if (this._mouseStarted) { this._mouseDrag(event); return event.preventDefault(); } if (this._mouseDistanceMet(event) && this._mouseDelayMet(event)) { this._mouseStarted = (this._mouseStart(this._mouseDownEvent, event) !== false); (this._mouseStarted ? this._mouseDrag(event) : this._mouseUp(event)); } return !this._mouseStarted; }, _mouseUp: function(event) { $(this.document || document) .unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate) .unbind('mouseup.'+this.widgetName, this._mouseUpDelegate); if (this._mouseStarted) { this._mouseStarted = false; if (event.target == this._mouseDownEvent.target) { $.data(event.target, this.widgetName + '.preventClickEvent', true); } this._mouseStop(event); } return false; }, _mouseDistanceMet: function(event) { return (Math.max( Math.abs(this._mouseDownEvent.pageX - event.pageX), Math.abs(this._mouseDownEvent.pageY - event.pageY) ) >= this.options.distance ); }, _mouseDelayMet: function(event) { return this.mouseDelayMet; }, // These are placeholder methods, to be overriden by extending plugin _mouseStart: function(event) {}, _mouseDrag: function(event) {}, _mouseStop: function(event) {}, _mouseCapture: function(event) { return true; } }); })(jQuery); /* * jQuery UI Draggable 1.8.13 * * Copyright 2011, 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/Draggables * * Depends: * jquery.ui.core.js * jquery.ui.mouse.js * jquery.ui.widget.js */ (function(d){d.widget("ui.draggable",d.ui.mouse,{widgetEventPrefix:"drag",options:{addClasses:true,appendTo:"parent",axis:false,connectToSortable:false,containment:false,cursor:"auto",cursorAt:false,grid:false,handle:false,helper:"original",iframeFix:false,opacity:false,refreshPositions:false,revert:false,revertDuration:500,scope:"default",scroll:true,scrollSensitivity:20,scrollSpeed:20,snap:false,snapMode:"both",snapTolerance:20,stack:false,zIndex:false},_create:function(){if(this.options.helper== "original"&&!/^(?:r|a|f)/.test(this.element.css("position")))this.element[0].style.position="relative";this.options.addClasses&&this.element.addClass("ui-draggable");this.options.disabled&&this.element.addClass("ui-draggable-disabled");this._mouseInit()},destroy:function(){if(this.element.data("draggable")){this.element.removeData("draggable").unbind(".draggable").removeClass("ui-draggable ui-draggable-dragging ui-draggable-disabled");this._mouseDestroy();return this}},_mouseCapture:function(a){var b= this.options;if(this.helper||b.disabled||d(a.target).is(".ui-resizable-handle"))return false;this.handle=this._getHandle(a);if(!this.handle)return false;d(b.iframeFix===true?"iframe":b.iframeFix).each(function(){d('
').css({width:this.offsetWidth+"px",height:this.offsetHeight+"px",position:"absolute",opacity:"0.001",zIndex:1E3}).css(d(this).offset()).appendTo("body")});return true},_mouseStart:function(a){var b=this.options;this.helper= this._createHelper(a);this._cacheHelperProportions();if(d.ui.ddmanager)d.ui.ddmanager.current=this;this._cacheMargins();this.cssPosition=this.helper.css("position");this.scrollParent=this.helper.scrollParent();this.offset=this.positionAbs=this.element.offset();this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left};d.extend(this.offset,{click:{left:a.pageX-this.offset.left,top:a.pageY-this.offset.top},parent:this._getParentOffset(),relative:this._getRelativeOffset()}); this.originalPosition=this.position=this._generatePosition(a);this.originalPageX=a.pageX;this.originalPageY=a.pageY;b.cursorAt&&this._adjustOffsetFromHelper(b.cursorAt);b.containment&&this._setContainment();if(this._trigger("start",a)===false){this._clear();return false}this._cacheHelperProportions();d.ui.ddmanager&&!b.dropBehaviour&&d.ui.ddmanager.prepareOffsets(this,a);this.helper.addClass("ui-draggable-dragging");this._mouseDrag(a,true);return true},_mouseDrag:function(a,b){this.position=this._generatePosition(a); this.positionAbs=this._convertPositionTo("absolute");if(!b){b=this._uiHash();if(this._trigger("drag",a,b)===false){this._mouseUp({});return false}this.position=b.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";d.ui.ddmanager&&d.ui.ddmanager.drag(this,a);return false},_mouseStop:function(a){var b=false;if(d.ui.ddmanager&&!this.options.dropBehaviour)b= d.ui.ddmanager.drop(this,a);if(this.dropped){b=this.dropped;this.dropped=false}if((!this.element[0]||!this.element[0].parentNode)&&this.options.helper=="original")return false;if(this.options.revert=="invalid"&&!b||this.options.revert=="valid"&&b||this.options.revert===true||d.isFunction(this.options.revert)&&this.options.revert.call(this.element,b)){var c=this;d(this.helper).animate(this.originalPosition,parseInt(this.options.revertDuration,10),function(){c._trigger("stop",a)!==false&&c._clear()})}else this._trigger("stop", a)!==false&&this._clear();return false},_mouseUp:function(a){this.options.iframeFix===true&&d("div.ui-draggable-iframeFix").each(function(){this.parentNode.removeChild(this)});return d.ui.mouse.prototype._mouseUp.call(this,a)},cancel:function(){this.helper.is(".ui-draggable-dragging")?this._mouseUp({}):this._clear();return this},_getHandle:function(a){var b=!this.options.handle||!d(this.options.handle,this.element).length?true:false;d(this.options.handle,this.element).find("*").andSelf().each(function(){if(this== a.target)b=true});return b},_createHelper:function(a){var b=this.options;a=d.isFunction(b.helper)?d(b.helper.apply(this.element[0],[a])):b.helper=="clone"?this.element.clone().removeAttr("id"):this.element;a.parents("body").length||a.appendTo(b.appendTo=="parent"?this.element[0].parentNode:b.appendTo);a[0]!=this.element[0]&&!/(fixed|absolute)/.test(a.css("position"))&&a.css("position","absolute");return a},_adjustOffsetFromHelper:function(a){if(typeof a=="string")a=a.split(" ");if(d.isArray(a))a= {left:+a[0],top:+a[1]||0};if("left"in a)this.offset.click.left=a.left+this.margins.left;if("right"in a)this.offset.click.left=this.helperProportions.width-a.right+this.margins.left;if("top"in a)this.offset.click.top=a.top+this.margins.top;if("bottom"in a)this.offset.click.top=this.helperProportions.height-a.bottom+this.margins.top},_getParentOffset:function(){this.offsetParent=this.helper.offsetParent();var a=this.offsetParent.offset();if(this.cssPosition=="absolute"&&this.scrollParent[0]!=document&& d.ui.contains(this.scrollParent[0],this.offsetParent[0])){a.left+=this.scrollParent.scrollLeft();a.top+=this.scrollParent.scrollTop()}if(this.offsetParent[0]==document.body||this.offsetParent[0].tagName&&this.offsetParent[0].tagName.toLowerCase()=="html"&&d.browser.msie)a={top:0,left:0};return{top:a.top+(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:a.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if(this.cssPosition=="relative"){var a= this.element.position();return{top:a.top-(parseInt(this.helper.css("top"),10)||0)+this.scrollParent.scrollTop(),left:a.left-(parseInt(this.helper.css("left"),10)||0)+this.scrollParent.scrollLeft()}}else return{top:0,left:0}},_cacheMargins:function(){this.margins={left:parseInt(this.element.css("marginLeft"),10)||0,top:parseInt(this.element.css("marginTop"),10)||0,right:parseInt(this.element.css("marginRight"),10)||0,bottom:parseInt(this.element.css("marginBottom"),10)||0}},_cacheHelperProportions:function(){this.helperProportions= {width:this.helper.outerWidth(),height:this.helper.outerHeight()}},_setContainment:function(){var a=this.options;if(a.containment=="parent")a.containment=this.helper[0].parentNode;if(a.containment=="document"||a.containment=="window")this.containment=[(a.containment=="document"?0:d(window).scrollLeft())-this.offset.relative.left-this.offset.parent.left,(a.containment=="document"?0:d(window).scrollTop())-this.offset.relative.top-this.offset.parent.top,(a.containment=="document"?0:d(window).scrollLeft())+ d(a.containment=="document"?document:window).width()-this.helperProportions.width-this.margins.left,(a.containment=="document"?0:d(window).scrollTop())+(d(a.containment=="document"?document:window).height()||document.body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top];if(!/^(document|window|parent)$/.test(a.containment)&&a.containment.constructor!=Array){a=d(a.containment);var b=a[0];if(b){a.offset();var c=d(b).css("overflow")!="hidden";this.containment=[(parseInt(d(b).css("borderLeftWidth"), 10)||0)+(parseInt(d(b).css("paddingLeft"),10)||0),(parseInt(d(b).css("borderTopWidth"),10)||0)+(parseInt(d(b).css("paddingTop"),10)||0),(c?Math.max(b.scrollWidth,b.offsetWidth):b.offsetWidth)-(parseInt(d(b).css("borderLeftWidth"),10)||0)-(parseInt(d(b).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left-this.margins.right,(c?Math.max(b.scrollHeight,b.offsetHeight):b.offsetHeight)-(parseInt(d(b).css("borderTopWidth"),10)||0)-(parseInt(d(b).css("paddingBottom"),10)||0)-this.helperProportions.height- this.margins.top-this.margins.bottom];this.relative_container=a}}else if(a.containment.constructor==Array)this.containment=a.containment},_convertPositionTo:function(a,b){if(!b)b=this.position;a=a=="absolute"?1:-1;var c=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&d.ui.contains(this.scrollParent[0],this.offsetParent[0]))?this.offsetParent:this.scrollParent,f=/(html|body)/i.test(c[0].tagName);return{top:b.top+this.offset.relative.top*a+this.offset.parent.top*a-(d.browser.safari&& d.browser.version<526&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollTop():f?0:c.scrollTop())*a),left:b.left+this.offset.relative.left*a+this.offset.parent.left*a-(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:(this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():f?0:c.scrollLeft())*a)}},_generatePosition:function(a){var b=this.options,c=this.cssPosition=="absolute"&&!(this.scrollParent[0]!=document&&d.ui.contains(this.scrollParent[0], this.offsetParent[0]))?this.offsetParent:this.scrollParent,f=/(html|body)/i.test(c[0].tagName),e=a.pageX,h=a.pageY;if(this.originalPosition){var g;if(this.containment){if(this.relative_container){g=this.relative_container.offset();g=[this.containment[0]+g.left,this.containment[1]+g.top,this.containment[2]+g.left,this.containment[3]+g.top]}else g=this.containment;if(a.pageX-this.offset.click.leftg[2])e=g[2]+this.offset.click.left;if(a.pageY-this.offset.click.top>g[3])h=g[3]+this.offset.click.top}if(b.grid){h=this.originalPageY+Math.round((h-this.originalPageY)/b.grid[1])*b.grid[1];h=g?!(h-this.offset.click.topg[3])?h:!(h-this.offset.click.topg[2])?e:!(e-this.offset.click.left< g[0])?e-b.grid[0]:e+b.grid[0]:e}}return{top:h-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:this.cssPosition=="fixed"?-this.scrollParent.scrollTop():f?0:c.scrollTop()),left:e-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+(d.browser.safari&&d.browser.version<526&&this.cssPosition=="fixed"?0:this.cssPosition=="fixed"?-this.scrollParent.scrollLeft():f?0:c.scrollLeft())}},_clear:function(){this.helper.removeClass("ui-draggable-dragging"); this.helper[0]!=this.element[0]&&!this.cancelHelperRemoval&&this.helper.remove();this.helper=null;this.cancelHelperRemoval=false},_trigger:function(a,b,c){c=c||this._uiHash();d.ui.plugin.call(this,a,[b,c]);if(a=="drag")this.positionAbs=this._convertPositionTo("absolute");return d.Widget.prototype._trigger.call(this,a,b,c)},plugins:{},_uiHash:function(){return{helper:this.helper,position:this.position,originalPosition:this.originalPosition,offset:this.positionAbs}}});d.extend(d.ui.draggable,{version:"1.8.13"}); d.ui.plugin.add("draggable","connectToSortable",{start:function(a,b){var c=d(this).data("draggable"),f=c.options,e=d.extend({},b,{item:c.element});c.sortables=[];d(f.connectToSortable).each(function(){var h=d.data(this,"sortable");if(h&&!h.options.disabled){c.sortables.push({instance:h,shouldRevert:h.options.revert});h.refreshPositions();h._trigger("activate",a,e)}})},stop:function(a,b){var c=d(this).data("draggable"),f=d.extend({},b,{item:c.element});d.each(c.sortables,function(){if(this.instance.isOver){this.instance.isOver= 0;c.cancelHelperRemoval=true;this.instance.cancelHelperRemoval=false;if(this.shouldRevert)this.instance.options.revert=true;this.instance._mouseStop(a);this.instance.options.helper=this.instance.options._helper;c.options.helper=="original"&&this.instance.currentItem.css({top:"auto",left:"auto"})}else{this.instance.cancelHelperRemoval=false;this.instance._trigger("deactivate",a,f)}})},drag:function(a,b){var c=d(this).data("draggable"),f=this;d.each(c.sortables,function(){this.instance.positionAbs= c.positionAbs;this.instance.helperProportions=c.helperProportions;this.instance.offset.click=c.offset.click;if(this.instance._intersectsWith(this.instance.containerCache)){if(!this.instance.isOver){this.instance.isOver=1;this.instance.currentItem=d(f).clone().removeAttr("id").appendTo(this.instance.element).data("sortable-item",true);this.instance.options._helper=this.instance.options.helper;this.instance.options.helper=function(){return b.helper[0]};a.target=this.instance.currentItem[0];this.instance._mouseCapture(a, true);this.instance._mouseStart(a,true,true);this.instance.offset.click.top=c.offset.click.top;this.instance.offset.click.left=c.offset.click.left;this.instance.offset.parent.left-=c.offset.parent.left-this.instance.offset.parent.left;this.instance.offset.parent.top-=c.offset.parent.top-this.instance.offset.parent.top;c._trigger("toSortable",a);c.dropped=this.instance.element;c.currentItem=c.element;this.instance.fromOutside=c}this.instance.currentItem&&this.instance._mouseDrag(a)}else if(this.instance.isOver){this.instance.isOver= 0;this.instance.cancelHelperRemoval=true;this.instance.options.revert=false;this.instance._trigger("out",a,this.instance._uiHash(this.instance));this.instance._mouseStop(a,true);this.instance.options.helper=this.instance.options._helper;this.instance.currentItem.remove();this.instance.placeholder&&this.instance.placeholder.remove();c._trigger("fromSortable",a);c.dropped=false}})}});d.ui.plugin.add("draggable","cursor",{start:function(){var a=d("body"),b=d(this).data("draggable").options;if(a.css("cursor"))b._cursor= a.css("cursor");a.css("cursor",b.cursor)},stop:function(){var a=d(this).data("draggable").options;a._cursor&&d("body").css("cursor",a._cursor)}});d.ui.plugin.add("draggable","opacity",{start:function(a,b){a=d(b.helper);b=d(this).data("draggable").options;if(a.css("opacity"))b._opacity=a.css("opacity");a.css("opacity",b.opacity)},stop:function(a,b){a=d(this).data("draggable").options;a._opacity&&d(b.helper).css("opacity",a._opacity)}});d.ui.plugin.add("draggable","scroll",{start:function(){var a=d(this).data("draggable"); if(a.scrollParent[0]!=document&&a.scrollParent[0].tagName!="HTML")a.overflowOffset=a.scrollParent.offset()},drag:function(a){var b=d(this).data("draggable"),c=b.options,f=false;if(b.scrollParent[0]!=document&&b.scrollParent[0].tagName!="HTML"){if(!c.axis||c.axis!="x")if(b.overflowOffset.top+b.scrollParent[0].offsetHeight-a.pageY=0;i--){var j=c.snapElements[i].left,l=j+c.snapElements[i].width,k=c.snapElements[i].top,m=k+c.snapElements[i].height;if(j-e *', 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.document = o.document; 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(); }, 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"); 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) { 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"); $.extend(this.offset, { click: { //Where the click happened, relative to the element left: event.pageX - this.offset.left, top: event.pageY - this.offset.top }, parent: this._getParentOffset(), relative: this._getRelativeOffset() //This is a relative to absolute position minus the actual position calculation - only used for relative positioned helper }); //Generate the original position this.originalPosition = this._generatePosition(event); this.originalPageX = event.pageX; this.originalPageY = event.pageY; //Adjust the mouse offset relative to the helper if 'cursorAt' is supplied (o.cursorAt && this._adjustOffsetFromHelper(o.cursorAt)); //Cache the former DOM position this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] }; //If the helper is not the original, hide the original so it's not playing any role during the drag, won't cause anything bad this way if(this.helper[0] != this.currentItem[0]) { this.currentItem.hide(); } //Create the placeholder this._createPlaceholder(); //Set a containment if given in the options if(o.containment) this._setContainment(); if(o.cursor) { // cursor option if ($('body').css("cursor")) this._storedCursor = $('body').css("cursor"); $('body').css("cursor", o.cursor); } if(o.opacity) { // opacity option if (this.helper.css("opacity")) this._storedOpacity = this.helper.css("opacity"); this.helper.css("opacity", o.opacity); } if(o.zIndex) { // zIndex option if (this.helper.css("zIndex")) this._storedZIndex = this.helper.css("zIndex"); this.helper.css("zIndex", o.zIndex); } //Prepare scrolling if(this.scrollParent[0] != (this.document || document) && this.scrollParent[0].tagName != 'HTML') this.overflowOffset = this.scrollParent.offset(); //Call callbacks this._trigger("start", event, this._uiHash()); //Recache the helper size if(!this._preserveHelperProportions) this._cacheHelperProportions(); //Post 'activate' events to possible containers if(!noActivation) { for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i]._trigger("activate", event, self._uiHash(this)); } } //Prepare possible droppables if($.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] != (this.document || 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 - $((this.document || document)).scrollTop() < o.scrollSensitivity) scrolled = $((this.document || document)).scrollTop($((this.document || document)).scrollTop() - o.scrollSpeed); else if($(window).height() - (event.pageY - $((this.document || document)).scrollTop()) < o.scrollSensitivity) scrolled = $((this.document || document)).scrollTop($((this.document || document)).scrollTop() + o.scrollSpeed); if(event.pageX - $((this.document || document)).scrollLeft() < o.scrollSensitivity) scrolled = $((this.document || document)).scrollLeft($((this.document || document)).scrollLeft() - o.scrollSpeed); else if($(window).width() - (event.pageX - $((this.document || document)).scrollLeft()) < o.scrollSensitivity) scrolled = $((this.document || document)).scrollLeft($((this.document || 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' ? !$.ui.contains(this.element[0], itemElement) : true) //&& itemElement.parentNode == this.placeholder[0].parentNode // only rearrange items within the same container ) { this.direction = intersection == 1 ? "down" : "up"; if (this.options.tolerance == "pointer" || this._intersectsWithSides(item)) { this._rearrange(event, item); } else { break; } this._trigger("change", event, this._uiHash()); break; } } //Post events to containers this._contactContainers(event); //Interconnect with droppables if($.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; $(this.helper).animate({ left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == (this.document || document).body ? 0 : this.offsetParent[0].scrollLeft), top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == (this.document || document).body ? 0 : this.offsetParent[0].scrollTop) }, parseInt(this.options.revert, 10) || 500, function() { self._clear(event); }); } else { this._clear(event, noPropagation); } return false; }, cancel: function() { var self = this; if(this.dragging) { this._mouseUp({ target: null }); if(this.options.helper == "original") this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper"); else this.currentItem.show(); //Post deactivating events to containers for (var i = this.containers.length - 1; i >= 0; i--){ this.containers[i]._trigger("deactivate", null, self._uiHash(this)); if(this.containers[i].containerCache.over) { this.containers[i]._trigger("out", null, self._uiHash(this)); this.containers[i].containerCache.over = 0; } } } if (this.placeholder) { //$(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 = $.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(); 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 = $.data(cur[j], 'sortable'); if(inst && inst != this && !inst.options.disabled) { queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element).not(".ui-sortable-helper").not('.ui-sortable-placeholder'), inst]); } }; }; } queries.push([$.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 $(items); }, _removeCurrentsFromItems: function() { var list = this.currentItem.find(":data(sortable-item)"); for (var i=0; i < this.items.length; i++) { for (var j=0; j < list.length; j++) { if(list[j] == this.items[i].item[0]) this.items.splice(i,1); }; }; }, _refreshItems: function(event) { this.items = []; this.containers = [this]; var items = this.items; var self = this; var queries = [[$.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(); }; } 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 = $((this.document || 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.items[j][this.containers[innermostIndex].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 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] != (this.document || document) && $.ui.contains(this.scrollParent[0], this.offsetParent[0])) { po.left += this.scrollParent.scrollLeft(); po.top += this.scrollParent.scrollTop(); } if((this.offsetParent[0] == (this.document || 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, $(o.containment == 'document' ? (this.document || document) : window).width() - this.helperProportions.width - this.margins.left, ($(o.containment == 'document' ? (this.document || document) : window).height() || (this.document || 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] != (this.document || 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] != (this.document || 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] != (this.document || 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) $('body').css("cursor", this._storedCursor); //Reset cursor if(this._storedOpacity) this.helper.css("opacity", this._storedOpacity); //Reset opacity if(this._storedZIndex) this.helper.css("zIndex", this._storedZIndex == 'auto' ? '' : this._storedZIndex); //Reset z-index this.dragging = false; if(this.cancelHelperRemoval) { if(!noPropagation) { this._trigger("beforeStop", event, this._uiHash()); for (var i=0; i < delayedTriggers.length; i++) { delayedTriggers[i].call(this, event); }; //Trigger all delayed events this._trigger("stop", event, this._uiHash()); } return false; } if(!noPropagation) this._trigger("beforeStop", event, this._uiHash()); //$(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: "1.8.13" }); })(jQuery);