/*! jQuery UI - v1.9.2 - 2012年11月23日
* http://jqueryui.com
* Includes: jquery.ui.mouse.js
* Copyright 2012 jQuery Foundation and other contributors; Licensed MIT */
(function(e,t){var n=!1;e(document).mouseup(function(e){n=!1}),e.widget("ui.mouse",{version:"1.9.2",options:{cancel:"input,textarea,button,select,option",distance:1,delay:0},_mouseInit:function(){var t=this;this.element.bind("mousedown."+this.widgetName,function(e){return t._mouseDown(e)}).bind("click."+this.widgetName,function(n){if(!0===e.data(n.target,t.widgetName+".preventClickEvent"))return e.removeData(n.target,t.widgetName+".preventClickEvent"),n.stopImmediatePropagation(),!1}),this.started=!1},_mouseDestroy:function(){this.element.unbind("."+this.widgetName),this._mouseMoveDelegate&&e(document).unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate)},_mouseDown:function(t){if(n)return;this._mouseStarted&&this._mouseUp(t),this._mouseDownEvent=t;var r=this,i=t.which===1,s=typeof this.options.cancel=="string"&&t.target.nodeName?e(t.target).closest(this.options.cancel).length:!1;if(!i||s||!this._mouseCapture(t))return!0;this.mouseDelayMet=!this.options.delay,this.mouseDelayMet||(this._mouseDelayTimer=setTimeout(function(){r.mouseDelayMet=!0},this.options.delay));if(this._mouseDistanceMet(t)&&this._mouseDelayMet(t)){this._mouseStarted=this._mouseStart(t)!==!1;if(!this._mouseStarted)return t.preventDefault(),!0}return!0===e.data(t.target,this.widgetName+".preventClickEvent")&&e.removeData(t.target,this.widgetName+".preventClickEvent"),this._mouseMoveDelegate=function(e){return r._mouseMove(e)},this._mouseUpDelegate=function(e){return r._mouseUp(e)},e(document).bind("mousemove."+this.widgetName,this._mouseMoveDelegate).bind("mouseup."+this.widgetName,this._mouseUpDelegate),t.preventDefault(),n=!0,!0},_mouseMove:function(t){return!e.ui.ie||document.documentMode>=9||!!t.button?this._mouseStarted?(this._mouseDrag(t),t.preventDefault()):(this._mouseDistanceMet(t)&&this._mouseDelayMet(t)&&(this._mouseStarted=this._mouseStart(this._mouseDownEvent,t)!==!1,this._mouseStarted?this._mouseDrag(t):this._mouseUp(t)),!this._mouseStarted):this._mouseUp(t)},_mouseUp:function(t){return e(document).unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate),this._mouseStarted&&(this._mouseStarted=!1,t.target===this._mouseDownEvent.target&&e.data(t.target,this.widgetName+".preventClickEvent",!0),this._mouseStop(t)),!1},_mouseDistanceMet:function(e){return Math.max(Math.abs(this._mouseDownEvent.pageX-e.pageX),Math.abs(this._mouseDownEvent.pageY-e.pageY))>=this.options.distance},_mouseDelayMet:function(e){return this.mouseDelayMet},_mouseStart:function(e){},_mouseDrag:function(e){},_mouseStop:function(e){},_mouseCapture:function(e){return!0}})})(jQuery);