| 5 | (function(e){e.widget("ui.droppable",{version:"1.9.2",widgetEventPrefix:"drop",options:{accept:"*",activeClass:!1,addClasses:!0,greedy:!1,hoverClass:!1,scope:"default",tolerance:"intersect"},_create:function(){var t=this.options,i=t.accept;this.isover=0,this.isout=1,this.accept=e.isFunction(i)?i:function(e){return e.is(i)},this.proportions={width:this.element[0].offsetWidth,height:this.element[0].offsetHeight},e.ui.ddmanager.droppables[t.scope]=e.ui.ddmanager.droppables[t.scope]||[],e.ui.ddmanager.droppables[t.scope].push(this),t.addClasses&&this.element.addClass("ui-droppable")},_destroy:function(){for(var t=e.ui.ddmanager.droppables[this.options.scope],i=0;t.length>i;i++)t[i]==this&&t.splice(i,1);this.element.removeClass("ui-droppable ui-droppable-disabled")},_setOption:function(t,i){"accept"==t&&(this.accept=e.isFunction(i)?i:function(e){return e.is(i)}),e.Widget.prototype._setOption.apply(this,arguments)},_activate:function(t){var i=e.ui.ddmanager.current;this.options.activeClass&&this.element.addClass(this.options.activeClass),i&&this._trigger("activate",t,this.ui(i))},_deactivate:function(t){var i=e.ui.ddmanager.current;this.options.activeClass&&this.element.removeClass(this.options.activeClass),i&&this._trigger("deactivate",t,this.ui(i))},_over:function(t){var i=e.ui.ddmanager.current;i&&(i.currentItem||i.element)[0]!=this.element[0]&&this.accept.call(this.element[0],i.currentItem||i.element)&&(this.options.hoverClass&&this.element.addClass(this.options.hoverClass),this._trigger("over",t,this.ui(i)))},_out:function(t){var i=e.ui.ddmanager.current;i&&(i.currentItem||i.element)[0]!=this.element[0]&&this.accept.call(this.element[0],i.currentItem||i.element)&&(this.options.hoverClass&&this.element.removeClass(this.options.hoverClass),this._trigger("out",t,this.ui(i)))},_drop:function(t,i){var a=i||e.ui.ddmanager.current;if(!a||(a.currentItem||a.element)[0]==this.element[0])return!1;var s=!1;return this.element.find(":data(droppable)").not(".ui-draggable-dragging").each(function(){var t=e.data(this,"droppable");return t.options.greedy&&!t.options.disabled&&t.options.scope==a.options.scope&&t.accept.call(t.element[0],a.currentItem||a.element)&&e.ui.intersect(a,e.extend(t,{offset:t.element.offset()}),t.options.tolerance)?(s=!0,!1):undefined}),s?!1:this.accept.call(this.element[0],a.currentItem||a.element)?(this.options.activeClass&&this.element.removeClass(this.options.activeClass),this.options.hoverClass&&this.element.removeClass(this.options.hoverClass),this._trigger("drop",t,this.ui(a)),this.element):!1},ui:function(e){return{draggable:e.currentItem||e.element,helper:e.helper,position:e.position,offset:e.positionAbs}}}),e.ui.intersect=function(t,i,a){if(!i.offset)return!1;var s=(t.positionAbs||t.position.absolute).left,r=s+t.helperProportions.width,n=(t.positionAbs||t.position.absolute).top,o=n+t.helperProportions.height,h=i.offset.left,l=h+i.proportions.width,u=i.offset.top,d=u+i.proportions.height;switch(a){case"fit":return s>=h&&l>=r&&n>=u&&d>=o;case"intersect":return s+t.helperProportions.width/2>h&&l>r-t.helperProportions.width/2&&n+t.helperProportions.height/2>u&&d>o-t.helperProportions.height/2;case"pointer":var c=(t.positionAbs||t.position.absolute).left+(t.clickOffset||t.offset.click).left,p=(t.positionAbs||t.position.absolute).top+(t.clickOffset||t.offset.click).top,m=e.ui.isOver(p,c,u,h,i.proportions.height,i.proportions.width);return m;case"touch":return(n>=u&&d>=n||o>=u&&d>=o||u>n&&o>d)&&(s>=h&&l>=s||r>=h&&l>=r||h>s&&r>l);default:return!1}},e.ui.ddmanager={current:null,droppables:{"default":[]},prepareOffsets:function(t,i){var a=e.ui.ddmanager.droppables[t.options.scope]||[],s=i?i.type:null,r=(t.currentItem||t.element).find(":data(droppable)").andSelf();e:for(var n=0;a.length>n;n++)if(!(a[n].options.disabled||t&&!a[n].accept.call(a[n].element[0],t.currentItem||t.element))){for(var o=0;r.length>o;o++)if(r[o]==a[n].element[0]){a[n].proportions.height=0;continue e}a[n].visible="none"!=a[n].element.css("display"),a[n].visible&&("mousedown"==s&&a[n]._activate.call(a[n],i),a[n].offset=a[n].element.offset(),a[n].proportions={width:a[n].element[0].offsetWidth,height:a[n].element[0].offsetHeight})}},drop:function(t,i){var a=!1;return e.each(e.ui.ddmanager.droppables[t.options.scope]||[],function(){this.options&&(!this.options.disabled&&this.visible&&e.ui.intersect(t,this,this.options.tolerance)&&(a=this._drop.call(this,i)||a),!this.options.disabled&&this.visible&&this.accept.call(this.element[0],t.currentItem||t.element)&&(this.isout=1,this.isover=0,this._deactivate.call(this,i)))}),a},dragStart:function(t,i){t.element.parentsUntil("body").bind("scroll.droppable",function(){t.options.refreshPositions||e.ui.ddmanager.prepareOffsets(t,i)})},drag:function(t,i){t.options.refreshPositions&&e.ui.ddmanager.prepareOffsets(t,i),e.each(e.ui.ddmanager.droppables[t.options.scope]||[],function(){if(!this.options.disabled&&!this.greedyChild&&this.visible){var a=e.ui.intersect(t,this,this.options.tolerance),s=a||1!=this.isover?a&&0==this.isover?"isover":null:"isout";if(s){var r;if(this.options.greedy){var n=this.options.scope,o=this.element.parents(":data(droppable)").filter(function(){return e.data(this,"droppable").options.scope===n});o.length&&(r=e.data(o[0],"droppable"),r.greedyChild="isover"==s?1:0)}r&&"isover"==s&&(r.isover=0,r.isout=1,r._out.call(r,i)),this[s]=1,this["isout"==s?"isover":"isout"]=0,this["isover"==s?"_over":"_out"].call(this,i),r&&"isout"==s&&(r.isout=0,r.isover=1,r._over.call(r,i))}}})},dragStop:function(t,i){t.element.parentsUntil("body").unbind("scroll.droppable"),t.options.refreshPositions||e.ui.ddmanager.prepareOffsets(t,i)}}})(jQuery); |
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