jquery-ui.min.js

jquery插件。像iGOOGLE主页一样布局自己的网页。很好用

if(scrolled!==false)
$.ui.ddmanager.prepareOffsets(i,e);}});$.ui.plugin.add("draggable","snap",{start:function(e,ui){var inst=$(this).data("draggable");inst.snapElements=[];$(ui.options.snap.constructor!=String?(ui.options.snap.items||':data(draggable)'):ui.options.snap).each(function(){var $t=$(this);var $o=$t.offset();if(this!=inst.element[0])inst.snapElements.push({item:this,width:$t.outerWidth(),height:$t.outerHeight(),top:$o.top,left:$o.left});});},drag:function(e,ui){var inst=$(this).data("draggable");var d=ui.options.snapTolerance||20;var x1=ui.absolutePosition.left,x2=x1+inst.helperProportions.width,y1=ui.absolutePosition.top,y2=y1+inst.helperProportions.height;for(var i=inst.snapElements.length-1;i>=0;i--){var l=inst.snapElements[i].left,r=l+inst.snapElements[i].width,t=inst.snapElements[i].top,b=t+inst.snapElements[i].height;if(!((l-d<x1&&x1<r+d&&t-d<y1&&y1<b+d)||(l-d<x1&&x1<r+d&&t-d<y2&&y2<b+d)||(l-d<x2&&x2<r+d&&t-d<y1&&y1<b+d)||(l-d<x2&&x2<r+d&&t-d<y2&&y2<b+d))){if(inst.snapElements[i].snapping)(inst.options.snap.release&&inst.options.snap.release.call(inst.element,null,$.extend(inst.uiHash(),{snapItem:inst.snapElements[i].item})));inst.snapElements[i].snapping=false;continue;}
if(ui.options.snapMode!='inner'){var ts=Math.abs(t-y2)<=d;var bs=Math.abs(b-y1)<=d;var ls=Math.abs(l-x2)<=d;var rs=Math.abs(r-x1)<=d;if(ts)ui.position.top=inst._convertPositionTo("relative",{top:t-inst.helperProportions.height,left:0}).top;if(bs)ui.position.top=inst._convertPositionTo("relative",{top:b,left:0}).top;if(ls)ui.position.left=inst._convertPositionTo("relative",{top:0,left:l-inst.helperProportions.width}).left;if(rs)ui.position.left=inst._convertPositionTo("relative",{top:0,left:r}).left;}
var first=(ts||bs||ls||rs);if(ui.options.snapMode!='outer'){var ts=Math.abs(t-y1)<=d;var bs=Math.abs(b-y2)<=d;var ls=Math.abs(l-x1)<=d;var rs=Math.abs(r-x2)<=d;if(ts)ui.position.top=inst._convertPositionTo("relative",{top:t,left:0}).top;if(bs)ui.position.top=inst._convertPositionTo("relative",{top:b-inst.helperProportions.height,left:0}).top;if(ls)ui.position.left=inst._convertPositionTo("relative",{top:0,left:l}).left;if(rs)ui.position.left=inst._convertPositionTo("relative",{top:0,left:r-inst.helperProportions.width}).left;}
if(!inst.snapElements[i].snapping&&(ts||bs||ls||rs||first))
(inst.options.snap.snap&&inst.options.snap.snap.call(inst.element,null,$.extend(inst.uiHash(),{snapItem:inst.snapElements[i].item})));inst.snapElements[i].snapping=(ts||bs||ls||rs||first);};}});$.ui.plugin.add("draggable","connectToSortable",{start:function(e,ui){var inst=$(this).data("draggable");inst.sortables=[];$(ui.options.connectToSortable).each(function(){if($.data(this,'sortable')){var sortable=$.data(this,'sortable');inst.sortables.push({instance:sortable,shouldRevert:sortable.options.revert});sortable._refreshItems();sortable._propagate("activate",e,inst);}});},stop:function(e,ui){var inst=$(this).data("draggable");$.each(inst.sortables,function(){if(this.instance.isOver){this.instance.isOver=0;inst.cancelHelperRemoval=true;this.instance.cancelHelperRemoval=false;if(this.shouldRevert)this.instance.options.revert=true;this.instance._mouseStop(e);this.instance.element.triggerHandler("sortreceive",[e,$.extend(this.instance.ui(),{sender:inst.element})],this.instance.options["receive"]);this.instance.options.helper=this.instance.options._helper;}else{this.instance._propagate("deactivate",e,inst);}});},drag:function(e,ui){var inst=$(this).data("draggable"),self=this;var checkPos=function(o){var l=o.left,r=l+o.width,t=o.top,b=t+o.height;return(l<(this.positionAbs.left+this.offset.click.left)&&(this.positionAbs.left+this.offset.click.left)<r&&t<(this.positionAbs.top+this.offset.click.top)&&(this.positionAbs.top+this.offset.click.top)<b);};$.each(inst.sortables,function(i){if(checkPos.call(inst,this.instance.containerCache)){if(!this.instance.isOver){this.instance.isOver=1;this.instance.currentItem=$(self).clone().appendTo(this.instance.element).data("sortable-item",true);this.instance.options._helper=this.instance.options.helper;this.instance.options.helper=function(){return ui.helper[0];};e.target=this.instance.currentItem[0];this.instance._mouseCapture(e,true);this.instance._mouseStart(e,true,true);this.instance.offset.click.top=inst.offset.click.top;this.instance.offset.click.left=inst.offset.click.left;this.instance.offset.parent.left-=inst.offset.parent.left-this.instance.offset.parent.left;this.instance.offset.parent.top-=inst.offset.parent.top-this.instance.offset.parent.top;inst._propagate("toSortable",e);}
if(this.instance.currentItem)this.instance._mouseDrag(e);}else{if(this.instance.isOver){this.instance.isOver=0;this.instance.cancelHelperRemoval=true;this.instance.options.revert=false;this.instance._mouseStop(e,true);this.instance.options.helper=this.instance.options._helper;this.instance.currentItem.remove();if(this.instance.placeholder)this.instance.placeholder.remove();inst._propagate("fromSortable",e);}};});}});$.ui.plugin.add("draggable","stack",{start:function(e,ui){var group=$.makeArray($(ui.options.stack.group)).sort(function(a,b){return(parseInt($(a).css("zIndex"),10)||ui.options.stack.min)-(parseInt($(b).css("zIndex"),10)||ui.options.stack.min);});$(group).each(function(i){this.style.zIndex=ui.options.stack.min+i;});this[0].style.zIndex=ui.options.stack.min+group.length;}});})(jQuery);(function($){function contains(a,b){var safari2=$.browser.safari&&$.browser.version<522;if(a.contains&&!safari2){return a.contains(b);}
if(a.compareDocumentPosition)
return!!(a.compareDocumentPosition(b)&16);while(b=b.parentNode)
if(b==a)return true;return false;};$.widget("ui.sortable",$.extend({},$.ui.mouse,{_init:function(){var o=this.options;this.containerCache={};this.element.addClass("ui-sortable");this.refresh();this.floating=this.items.length?(/left|right/).test(this.items[0].item.css('float')):false;this.offset=this.element.offset();this._mouseInit();},plugins:{},ui:function(inst){return{helper:(inst||this)["helper"],placeholder:(inst||this)["placeholder"]||$([]),position:(inst||this)["position"],absolutePosition:(inst||this)["positionAbs"],options:this.options,element:this.element,item:(inst||this)["currentItem"],sender:inst?inst.element:null};},_propagate:function(n,e,inst,noPropagation){$.ui.plugin.call(this,n,[e,this.ui(inst)]);if(!noPropagation)this.element.triggerHandler(n=="sort"?n:"sort"+n,[e,this.ui(inst)],this.options[n]);},serialize:function(o){var items=this._getItemsAsjQuery(o&&o.connected);var str=[];o=o||{};$(items).each(function(){var res=($(this.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=[];items.each(function(){ret.push($(this).attr(o.attr||'id'));});return ret;},_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=="guess"&&this.helperProportions[this.floating?'width':'height']>item[this.floating?'width':'height'])){return isOverElement;}else{return(l<x1+(this.helperProportions.width/2)&&x2-(this.helperProportions.width/2)<r&&t<y1+(this.helperProportions.height/2)&&y2-(this.helperProportions.height/2)<b);}},_intersectsWithEdge: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.tolerance=="guess"&&this.helperProportions[this.floating?'width':'height']>item[this.floating?'width':'height'])){if(!isOverElement)return false;if(this.floating){if((x1+dxClick)>l&&(x1+dxClick)<l+item.width/2)return 2;if((x1+dxClick)>l+item.width/2&&(x1+dxClick)<r)return 1;}else{var height=item.height;var direction=y1-this.updateOriginalPosition.top<0?2:1;if(direction==1&&(y1+dyClick)<t+height/2){return 2;}
else if(direction==2&&(y1+dyClick)>t+height/2){return 1;}}}else{if(!(l<x1+(this.helperProportions.width/2)&&x2-(this.helperProportions.width/2)<r&&t<y1+(this.helperProportions.height/2)&&y2-(this.helperProportions.height/2)<b))return false;if(this.floating){if(x2>l&&x1<l)return 2;if(x1<r&&x2>r)return 1;}else{if(y2>t&&y1<t)return 1;if(y1<b&&y2>b)return 2;}}
return false;},refresh:function(){this._refreshItems();this.refreshPositions();},_getItemsAsjQuery:function(connected){var self=this;var items=[];var queries=[];if(this.options.connectWith&&connected){for(var i=this.options.connectWith.length-1;i>=0;i--){var cur=$(this.options.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 $(items);},_removeCurrentsFromItems:function(){var list=this.currentItem.find(":data(sortable-item)");for(var i=0;i<this.items.length;i++){for(var j=0;j<list.length;j++){if(list[j]==this.items[i].item[0])
this.items.splice(i,1);};};},_refreshItems:function(){this.items=[];this.containers=[this];var items=this.items;var self=this;var queries=[[$.isFunction(this.options.items)?this.options.items.call(this.element,null,{options:this.options,item:this.currentItem}):$(this.options.items,this.element),this]];if(this.options.connectWith){for(var i=this.options.connectWith.length-1;i>=0;i--){var cur=$(this.options.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):$(inst.options.items,inst.element),inst]);this.containers.push(inst);}};};}
for(var i=queries.length-1;i>=0;i--){queries[i][0].each(function(){$.data(this,'sortable-item',queries[i][1]);items.push({item:$(this),instance:queries[i][1],width:0,height:0,left:0,top:0});});};},refreshPositions:function(fast){if(this.offsetParent){var po=this.offsetParent.offset();this.offset.parent={top:po.top+this.offsetParentBorders.top,left:po.left+this.offsetParentBorders.left};}
for(var i=this.items.length-1;i>=0;i--){if(this.items[i].instance!=this.currentContainer&&this.currentContainer&&this.items[i].item[0]!=this.currentItem[0])
continue;var t=this.options.toleranceElement?$(this.options.toleranceElement,this.items[i].item):this.items[i].item;if(!fast){this.items[i].width=t[0].offsetWidth;this.items[i].height=t[0].offsetHeight;}
var p=t.offset();this.items[i].left=p.left;this.items[i].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();};}},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");},_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=$(document.createElement(self.currentItem[0].nodeName)).addClass(className||"ui-sortable-placeholder")[0];if(!className){el.style.visibility="hidden";document.body.appendChild(el);el.innerHTML=self.currentItem[0].innerHTML;document.body.removeChild(el);};return el;},update:function(container,p){if(className&&!o.forcePlaceholderSize)return;if(!p.height()){p.height(self.currentItem.innerHeight()-parseInt(self.currentItem.css('paddingTop')||0,10)-parseInt(self.currentItem.css('paddingBottom')||0,10));};if(!p.width()){p.width(self.currentItem.innerWidth()-parseInt(self.currentItem.css('paddingLeft')||0,10)-parseInt(self.currentItem.css('paddingRight')||0,10));};}};}
self.placeholder=$(o.placeholder.element.call(self.element,self.currentItem))
self.currentItem.parent()[0].appendChild(self.placeholder[0]);self.placeholder[0].parentNode.insertBefore(self.placeholder[0],self.currentItem[0]);o.placeholder.update(self,self.placeholder);},_contactContainers:function(e){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]){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(!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)
continue;this.currentContainer=this.containers[i];itemWithLeastDistance?this.options.sortIndicator.call(this,e,itemWithLeastDistance,null,true):this.options.sortIndicator.call(this,e,null,this.containers[i].element,true);this._propagate("change",e);this.containers[i]._propagate("change",e,this);this.options.placeholder.update(this.currentContainer,this.placeholder);}
this.containers[i]._propagate("over",e,this);this.containers[i].containerCache.over=1;}}else{if(this.containers[i].containerCache.over){this.containers[i]._propagate("out",e,this);this.containers[i].containerCache.over=0;}}};},_mouseCapture:function(e,overrideHandle){if(this.options.disabled||this.options.type=='static')return false;this._refreshItems();var currentItem=null,self=this,nodes=$(e.target).parents().each(function(){if($.data(this,'sortable-item')==self){currentItem=$(this);return false;}});if($.data(e.target,'sortable-item')==self)currentItem=$(e.target);if(!currentItem)return false;if(this.options.handle&&!overrideHandle){var validHandle=false;$(this.options.handle,currentItem).find("*").andSelf().each(function(){if(this==e.target)validHandle=true;});if(!validHandle)return false;}
this.currentItem=currentItem;this._removeCurrentsFromItems();return true;},createHelper:function(e){var o=this.options;var helper=typeof o.helper=='function'?$(o.helper.apply(this.element[0],[e,this.currentItem])):(o.helper=="original"?this.currentItem:this.currentItem.clone());if(!helper.parents('body').length)
$(o.appendTo!='parent'?o.appendTo:this.currentItem[0].parentNode)[0].appendChild(helper[0]);return helper;},_mouseStart:function(e,overrideHandle,noActivation){var o=this.options;this.currentContainer=this;this.refreshPositions();this.helper=this.createHelper(e);this.margins={left:(parseInt(this.currentItem.css("marginLeft"),10)||0),top:(parseInt(this.currentItem.css("marginTop"),10)||0)};this.offset=this.currentItem.offset();this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left};this.offset.click={left:e.pageX-this.offset.left,top:e.pageY-this.offset.top};this.offsetParent=this.helper.offsetParent();var po=this.offsetParent.offset();this.offsetParentBorders={top:(parseInt(this.offsetParent.css("borderTopWidth"),10)||0),left:(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)};this.offset.parent={top:po.top+this.offsetParentBorders.top,left:po.left+this.offsetParentBorders.left};this.updateOriginalPosition=this.originalPosition=this._generatePosition(e);this.domPosition={prev:this.currentItem.prev()[0],parent:this.currentItem.parent()[0]};this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()};if(o.helper=="original"){this._storedCSS={position:this.currentItem.css("position"),top:this.currentItem.css("top"),left:this.currentItem.css("left"),clear:this.currentItem.css("clear")};}else{this.currentItem.hide();}
this.helper.css({position:'absolute',clear:'both'}).addClass('ui-sortable-helper');this._createPlaceholder();this._propagate("start",e);if(!this._preserveHelperProportions)
this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()};if(o.cursorAt){if(o.cursorAt.left!=undefined)this.offset.click.left=o.cursorAt.left;if(o.cursorAt.right!=undefined)this.offset.click.left=this.helperProportions.width-o.cursorAt.right;if(o.cursorAt.top!=undefined)this.offset.click.top=o.cursorAt.top;if(o.cursorAt.bottom!=undefined)this.offset.click.top=this.helperProportions.height-o.cursorAt.bottom;}
if(o.containment){if(o.containment=='parent')o.containment=this.helper[0].parentNode;if(o.containment=='document'||o.containment=='window')this.containment=[0-this.offset.parent.left,0-this.offset.parent.top,$(o.containment=='document'?document:window).width()-this.offset.parent.left-this.helperProportions.width-this.margins.left-(parseInt(this.element.css("marginRight"),10)||0),($(o.containment=='document'?document:window).height()||document.body.parentNode.scrollHeight)-this.offset.parent.top-this.helperProportions.height-this.margins.top-(parseInt(this.element.css("marginBottom"),10)||0)];if(!(/^(document|window|parent)$/).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)-this.offset.parent.left,co.top+(parseInt($(ce).css("borderTopWidth"),10)||0)-this.offset.parent.top,co.left+(over?Math.max(ce.scrollWidth,ce.offsetWidth):ce.offsetWidth)-(parseInt($(ce).css("borderLeftWidth"),10)||0)-this.offset.parent.left-this.helperProportions.width-this.margins.left-(parseInt(this.currentItem.css("marginRight"),10)||0),co.top+(over?Math.max(ce.scrollHeight,ce.offsetHeight):ce.offsetHeight)-(parseInt($(ce).css("borderTopWidth"),10)||0)-this.offset.parent.top-this.helperProportions.height-this.margins.top-(parseInt(this.currentItem.css("marginBottom"),10)||0)];}}
if(!noActivation){for(var i=this.containers.length-1;i>=0;i--){this.containers[i]._propagate("activate",e,this);}}
if($.ui.ddmanager)
$.ui.ddmanager.current=this;if($.ui.ddmanager&&!o.dropBehaviour)
$.ui.ddmanager.prepareOffsets(this,e);this.dragging=true;this._mouseDrag(e);return true;},_convertPositionTo:function(d,pos){if(!pos)pos=this.position;var mod=d=="absolute"?1:-1;return{top:(pos.top