rangeslider.js

用最近的dojo1.2.1制作前端的ajax购书网站

/*
	Copyright (c) 2004-2008, The Dojo Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/


if(!dojo._hasResource["dojox.form.RangeSlider"]){
dojo._hasResource["dojox.form.RangeSlider"]=true;
dojo.provide("dojox.form.RangeSlider");
dojo.require("dijit.form.Slider");
dojo.require("dojox.fx");
dojo.declare("dojox.form._RangeSliderMixin",null,{value:[0,100],postCreate:function(){
this.inherited(arguments);
if(this._isReversed()){
this.value.sort(function(a,b){
return b-a;
});
}else{
this.value.sort(function(a,b){
return a-b;
});
}
var _5=this;
var _6=function(){
dijit.form._SliderMoverMax.apply(this,arguments);
this.widget=_5;
};
dojo.extend(_6,dijit.form._SliderMoverMax.prototype);
this._movableMax=new dojo.dnd.Moveable(this.sliderHandleMax,{mover:_6});
dijit.setWaiState(this.focusNodeMax,"valuemin",this.minimum);
dijit.setWaiState(this.focusNodeMax,"valuemax",this.maximum);
var _7=function(){
dijit.form._SliderBarMover.apply(this,arguments);
this.widget=_5;
};
dojo.extend(_7,dijit.form._SliderBarMover.prototype);
this._movableBar=new dojo.dnd.Moveable(this.progressBar,{mover:_7});
},destroy:function(){
this.inherited(arguments);
this._movableMax.destroy();
this._movableBar.destroy();
},_onKeyPress:function(e){
if(this.disabled||this.readOnly||e.altKey||e.ctrlKey){
return;
}
var _9=e.currentTarget;
var _a=false;
var _b=false;
var _c;
if(_9==this.sliderHandle){
_a=true;
}else{
if(_9==this.progressBar){
_b=true;
_a=true;
}else{
if(_9==this.sliderHandleMax){
_b=true;
}
}
}
switch(e.keyCode){
case dojo.keys.HOME:
this._setValueAttr(this.minimum,true,_b);
break;
case dojo.keys.END:
this._setValueAttr(this.maximum,true,_b);
break;
case ((this._descending||this.isLeftToRight())?dojo.keys.RIGHT_ARROW:dojo.keys.LEFT_ARROW):
case (this._descending===false?dojo.keys.DOWN_ARROW:dojo.keys.UP_ARROW):
case (this._descending===false?dojo.keys.PAGE_DOWN:dojo.keys.PAGE_UP):
if(_a&&_b){
_c=Array();
_c[0]={"change":e.keyCode==dojo.keys.PAGE_UP?this.pageIncrement:1,"useMaxValue":true};
_c[1]={"change":e.keyCode==dojo.keys.PAGE_UP?this.pageIncrement:1,"useMaxValue":false};
this._bumpValue(_c);
}else{
if(_a){
this._bumpValue(e.keyCode==dojo.keys.PAGE_UP?this.pageIncrement:1,true);
}else{
if(_b){
this._bumpValue(e.keyCode==dojo.keys.PAGE_UP?this.pageIncrement:1);
}
}
}
break;
case ((this._descending||this.isLeftToRight())?dojo.keys.LEFT_ARROW:dojo.keys.RIGHT_ARROW):
case (this._descending===false?dojo.keys.UP_ARROW:dojo.keys.DOWN_ARROW):
case (this._descending===false?dojo.keys.PAGE_UP:dojo.keys.PAGE_DOWN):
if(_a&&_b){
_c=Array();
_c[0]={"change":e.keyCode==dojo.keys.PAGE_DOWN?-this.pageIncrement:-1,"useMaxValue":false};
_c[1]={"change":e.keyCode==dojo.keys.PAGE_DOWN?-this.pageIncrement:-1,"useMaxValue":true};
this._bumpValue(_c);
}else{
if(_a){
this._bumpValue(e.keyCode==dojo.keys.PAGE_DOWN?-this.pageIncrement:-1);
}else{
if(_b){
this._bumpValue(e.keyCode==dojo.keys.PAGE_DOWN?-this.pageIncrement:-1,true);
}
}
}
break;
default:
dijit.form._FormValueWidget.prototype._onKeyPress.apply(this,arguments);
this.inherited(arguments);
return;
}
dojo.stopEvent(e);
},_onHandleClickMax:function(e){
if(this.disabled||this.readOnly){
return;
}
if(!dojo.isIE){
dijit.focus(this.sliderHandleMax);
}
dojo.stopEvent(e);
},_onClkIncBumper:function(){
this._setValueAttr(this._descending===false?this.minimum:this.maximum,true,true);
},_bumpValue:function(_e,_f){
if(!dojo.isArray(_e)){
value=this._getBumpValue(_e,_f);
}else{
value=Array();
value[0]=this._getBumpValue(_e[0]["change"],_e[0]["useMaxValue"]);
value[1]=this._getBumpValue(_e[1]["change"],_e[1]["useMaxValue"]);
}
this._setValueAttr(value,true,!dojo.isArray(_e)&&((_e>0&&!_f)||(_f&&_e<0)));
},_getBumpValue:function(_10,_11){
var s=dojo.getComputedStyle(this.sliderBarContainer);
var c=dojo._getContentBox(this.sliderBarContainer,s);
var _14=this.discreteValues;
if(_14<=1||_14==Infinity){
_14=c[this._pixelCount];
}
_14--;
var _15=!_11?this.value[0]:this.value[1];
if((this._isReversed()&&_10<0)||(_10>0&&!this._isReversed())){
_15=!_11?this.value[1]:this.value[0];
}
var _16=(_15-this.minimum)*_14/(this.maximum-this.minimum)+_10;
if(_16<0){
_16=0;
}
if(_16>_14){
_16=_14;
}
return _16*(this.maximum-this.minimum)/_14+this.minimum;
},_onBarClick:function(e){
if(this.disabled||this.readOnly){
return;
}
if(!dojo.isIE){
dijit.focus(this.progressBar);
}
dojo.stopEvent(e);
},_onRemainingBarClick:function(e){
if(this.disabled||this.readOnly){
return;
}
if(!dojo.isIE){
dijit.focus(this.progressBar);
}