webui-aria2/js/libs/dojox/form/RangeSlider.js.uncompressed.js
2012-05-01 19:52:07 +08:00

389 lines
21 KiB
JavaScript

//>>built
require({cache:{
'url:dojox/form/resources/HorizontalRangeSlider.html':"<table class=\"dijit dijitReset dijitSlider dijitSliderH dojoxRangeSlider\" cellspacing=\"0\" cellpadding=\"0\" border=\"0\" rules=\"none\" dojoAttachEvent=\"onkeypress:_onKeyPress,onkeyup:_onKeyUp\"\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\" colspan=\"2\"></td\n\t\t><td dojoAttachPoint=\"topDecoration\" class=\"dijitReset dijitSliderDecoration dijitSliderDecorationT dijitSliderDecorationH\"></td\n\t\t><td class=\"dijitReset\" colspan=\"2\"></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset dijitSliderButtonContainer dijitSliderButtonContainerH\"\n\t\t\t><div class=\"dijitSliderDecrementIconH\" tabIndex=\"-1\" style=\"display:none\" dojoAttachPoint=\"decrementButton\"><span class=\"dijitSliderButtonInner\">-</span></div\n\t\t></td\n\t\t><td class=\"dijitReset\"\n\t\t\t><div class=\"dijitSliderBar dijitSliderBumper dijitSliderBumperH dijitSliderLeftBumper\" dojoAttachEvent=\"onmousedown:_onClkDecBumper\"></div\n\t\t></td\n\t\t><td class=\"dijitReset\"\n\t\t\t><input dojoAttachPoint=\"valueNode\" type=\"hidden\" ${!nameAttrSetting}\n\t\t\t/><div role=\"presentation\" class=\"dojoxRangeSliderBarContainer\" dojoAttachPoint=\"sliderBarContainer\"\n\t\t\t\t><div dojoAttachPoint=\"sliderHandle\" tabIndex=\"${tabIndex}\" class=\"dijitSliderMoveable dijitSliderMoveableH\" dojoAttachEvent=\"onmousedown:_onHandleClick\" role=\"slider\" valuemin=\"${minimum}\" valuemax=\"${maximum}\"\n\t\t\t\t\t><div class=\"dijitSliderImageHandle dijitSliderImageHandleH\"></div\n\t\t\t\t></div\n\t\t\t\t><div role=\"presentation\" dojoAttachPoint=\"progressBar,focusNode\" class=\"dijitSliderBar dijitSliderBarH dijitSliderProgressBar dijitSliderProgressBarH\" dojoAttachEvent=\"onmousedown:_onBarClick\"></div\n\t\t\t\t><div dojoAttachPoint=\"sliderHandleMax,focusNodeMax\" tabIndex=\"${tabIndex}\" class=\"dijitSliderMoveable dijitSliderMoveableH\" dojoAttachEvent=\"onmousedown:_onHandleClickMax\" role=\"sliderMax\" valuemin=\"${minimum}\" valuemax=\"${maximum}\"\n\t\t\t\t\t><div class=\"dijitSliderImageHandle dijitSliderImageHandleH\"></div\n\t\t\t\t></div\n\t\t\t\t><div role=\"presentation\" dojoAttachPoint=\"remainingBar\" class=\"dijitSliderBar dijitSliderBarH dijitSliderRemainingBar dijitSliderRemainingBarH\" dojoAttachEvent=\"onmousedown:_onRemainingBarClick\"></div\n\t\t\t></div\n\t\t></td\n\t\t><td class=\"dijitReset\"\n\t\t\t><div class=\"dijitSliderBar dijitSliderBumper dijitSliderBumperH dijitSliderRightBumper\" dojoAttachEvent=\"onmousedown:_onClkIncBumper\"></div\n\t\t></td\n\t\t><td class=\"dijitReset dijitSliderButtonContainer dijitSliderButtonContainerH\"\n\t\t\t><div class=\"dijitSliderIncrementIconH\" tabIndex=\"-1\" style=\"display:none\" dojoAttachPoint=\"incrementButton\"><span class=\"dijitSliderButtonInner\">+</span></div\n\t\t></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\" colspan=\"2\"></td\n\t\t><td dojoAttachPoint=\"containerNode,bottomDecoration\" class=\"dijitReset dijitSliderDecoration dijitSliderDecorationB dijitSliderDecorationH\"></td\n\t\t><td class=\"dijitReset\" colspan=\"2\"></td\n\t></tr\n></table>\n",
'url:dojox/form/resources/VerticalRangeSlider.html':"<table class=\"dijitReset dijitSlider dijitSliderV dojoxRangeSlider\" cellspacing=\"0\" cellpadding=\"0\" border=\"0\" rules=\"none\"\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\"></td\n\t\t><td class=\"dijitReset dijitSliderButtonContainer dijitSliderButtonContainerV\"\n\t\t\t><div class=\"dijitSliderIncrementIconV\" tabIndex=\"-1\" style=\"display:none\" dojoAttachPoint=\"decrementButton\" dojoAttachEvent=\"onclick: increment\"><span class=\"dijitSliderButtonInner\">+</span></div\n\t\t></td\n\t\t><td class=\"dijitReset\"></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\"></td\n\t\t><td class=\"dijitReset\"\n\t\t\t><center><div class=\"dijitSliderBar dijitSliderBumper dijitSliderBumperV dijitSliderTopBumper\" dojoAttachEvent=\"onclick:_onClkIncBumper\"></div></center\n\t\t></td\n\t\t><td class=\"dijitReset\"></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td dojoAttachPoint=\"leftDecoration\" class=\"dijitReset dijitSliderDecoration dijitSliderDecorationL dijitSliderDecorationV\" style=\"text-align:center;height:100%;\"></td\n\t\t><td class=\"dijitReset\" style=\"height:100%;\"\n\t\t\t><input dojoAttachPoint=\"valueNode\" type=\"hidden\" ${!nameAttrSetting}\n\t\t\t/><center role=\"presentation\" style=\"position:relative;height:100%;\" dojoAttachPoint=\"sliderBarContainer\"\n\t\t\t\t><div role=\"presentation\" dojoAttachPoint=\"remainingBar\" class=\"dijitSliderBar dijitSliderBarV dijitSliderRemainingBar dijitSliderRemainingBarV\" dojoAttachEvent=\"onmousedown:_onRemainingBarClick\"\n\t\t\t\t\t><div dojoAttachPoint=\"sliderHandle\" tabIndex=\"${tabIndex}\" class=\"dijitSliderMoveable dijitSliderMoveableV\" dojoAttachEvent=\"onkeypress:_onKeyPress,onmousedown:_onHandleClick\" style=\"vertical-align:top;\" role=\"slider\" valuemin=\"${minimum}\" valuemax=\"${maximum}\"\n\t\t\t\t\t\t><div class=\"dijitSliderImageHandle dijitSliderImageHandleV\"></div\n\t\t\t\t\t></div\n\t\t\t\t\t><div role=\"presentation\" dojoAttachPoint=\"progressBar,focusNode\" tabIndex=\"${tabIndex}\" class=\"dijitSliderBar dijitSliderBarV dijitSliderProgressBar dijitSliderProgressBarV\" dojoAttachEvent=\"onkeypress:_onKeyPress,onmousedown:_onBarClick\"\n\t\t\t\t\t></div\n\t\t\t\t\t><div dojoAttachPoint=\"sliderHandleMax,focusNodeMax\" tabIndex=\"${tabIndex}\" class=\"dijitSliderMoveable dijitSliderMoveableV\" dojoAttachEvent=\"onkeypress:_onKeyPress,onmousedown:_onHandleClickMax\" style=\"vertical-align:top;\" role=\"slider\" valuemin=\"${minimum}\" valuemax=\"${maximum}\"\n\t\t\t\t\t\t><div class=\"dijitSliderImageHandle dijitSliderImageHandleV\"></div\n\t\t\t\t\t></div\n\t\t\t\t></div\n\t\t\t></center\n\t\t></td\n\t\t><td dojoAttachPoint=\"containerNode,rightDecoration\" class=\"dijitReset dijitSliderDecoration dijitSliderDecorationR dijitSliderDecorationV\" style=\"text-align:center;height:100%;\"></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\"></td\n\t\t><td class=\"dijitReset\"\n\t\t\t><center><div class=\"dijitSliderBar dijitSliderBumper dijitSliderBumperV dijitSliderBottomBumper\" dojoAttachEvent=\"onclick:_onClkDecBumper\"></div></center\n\t\t></td\n\t\t><td class=\"dijitReset\"></td\n\t></tr\n\t><tr class=\"dijitReset\"\n\t\t><td class=\"dijitReset\"></td\n\t\t><td class=\"dijitReset dijitSliderButtonContainer dijitSliderButtonContainerV\"\n\t\t\t><div class=\"dijitSliderDecrementIconV\" tabIndex=\"-1\" style=\"display:none\" dojoAttachPoint=\"incrementButton\" dojoAttachEvent=\"onclick: decrement\"><span class=\"dijitSliderButtonInner\">-</span></div\n\t\t></td\n\t\t><td class=\"dijitReset\"></td\n\t></tr\n></table>\n"}});
define("dojox/form/RangeSlider", [
"dojo/_base/declare",
"dojo/_base/lang",
"dojo/_base/array",
"dojo/_base/fx",
"dojo/_base/event",
"dojo/_base/sniff",
"dojo/dom-style",
"dojo/dom-geometry",
"dojo/keys",
"dijit",
"dojo/dnd/Mover",
"dojo/dnd/Moveable",
"dojo/text!./resources/HorizontalRangeSlider.html",
"dojo/text!./resources/VerticalRangeSlider.html",
"dijit/form/HorizontalSlider",
"dijit/form/VerticalSlider",
"dijit/form/_FormValueWidget",
"dijit/focus",
"dojo/fx",
"dojox/fx" // unused?
], function(declare, lang, array, fx, event, has, domStyle, domGeometry, keys, dijit, Mover, Moveable, hTemplate, vTemplate, HorizontalSlider, VerticalSlider, FormValueWidget, FocusManager, fxUtils){
// make these functions once:
var sortReversed = function(a, b){ return b - a; },
sortForward = function(a, b){ return a - b; }
;
lang.getObject("form", true, dojox);
/*=====
hTemplate = dijit.form.HorizontalSlider;
vTemplate = dijit.form.VerticalSlider;
=====*/
var RangeSliderMixin = declare("dojox.form._RangeSliderMixin", null, {
value: [0,100],
postMixInProperties: function(){
this.inherited(arguments);
this.value = array.map(this.value, function(i){ return parseInt(i, 10); });
},
postCreate: function(){
this.inherited(arguments);
// we sort the values!
// TODO: re-think, how to set the value
this.value.sort(this._isReversed() ? sortReversed : sortForward);
// define a custom constructor for a SliderMoverMax that points back to me
var _self = this;
var mover = declare(SliderMoverMax, {
constructor: function(){
this.widget = _self;
}
});
this._movableMax = new Moveable(this.sliderHandleMax,{ mover: mover });
this.focusNodeMax.setAttribute("aria-valuemin", this.minimum);
this.focusNodeMax.setAttribute("aria-valuemax", this.maximum);
// a dnd for the bar!
var barMover = declare(SliderBarMover, {
constructor: function(){
this.widget = _self;
}
});
this._movableBar = new Moveable(this.progressBar,{ mover: barMover });
},
destroy: function(){
this.inherited(arguments);
this._movableMax.destroy();
this._movableBar.destroy();
},
_onKeyPress: function(/*Event*/ e){
if(this.disabled || this.readOnly || e.altKey || e.ctrlKey){ return; }
var useMaxValue = e.target === this.sliderHandleMax;
var barFocus = e.target === this.progressBar;
var k = lang.delegate(keys, this.isLeftToRight() ? {PREV_ARROW: keys.LEFT_ARROW, NEXT_ARROW: keys.RIGHT_ARROW}
: {PREV_ARROW: keys.RIGHT_ARROW, NEXT_ARROW: keys.LEFT_ARROW});
var delta = 0;
var down = false;
switch(e.keyCode){
case k.HOME : this._setValueAttr(this.minimum, true, useMaxValue);event.stop(e);return;
case k.END : this._setValueAttr(this.maximum, true, useMaxValue);event.stop(e);return;
case k.PREV_ARROW :
case k.DOWN_ARROW : down = true;
case k.NEXT_ARROW :
case k.UP_ARROW : delta = 1; break;
case k.PAGE_DOWN : down = true;
case k.PAGE_UP : delta = this.pageIncrement; break;
default : this.inherited(arguments);return;
}
if(down){delta = -delta;}
if(delta){
if(barFocus){
this._bumpValue([
{ change: delta, useMaxValue: false },
{ change: delta, useMaxValue: true }
]);
}else{
this._bumpValue(delta, useMaxValue);
}
event.stop(e);
}
},
_onHandleClickMax: function(e){
if(this.disabled || this.readOnly){ return; }
if(!has("ie")){
// make sure you get focus when dragging the handle
// (but don't do on IE because it causes a flicker on mouse up (due to blur then focus)
FocusManager.focus(this.sliderHandleMax);
}
event.stop(e);
},
_onClkIncBumper: function(){
this._setValueAttr(this._descending === false ? this.minimum : this.maximum, true, true);
},
_bumpValue: function(signedChange, useMaxValue){
// we pass an array to _setValueAttr when signedChange is an array
var value = lang.isArray(signedChange) ? [
this._getBumpValue(signedChange[0].change, signedChange[0].useMaxValue),
this._getBumpValue(signedChange[1].change, signedChange[1].useMaxValue)
]
: this._getBumpValue(signedChange, useMaxValue)
this._setValueAttr(value, true, useMaxValue);
},
_getBumpValue: function(signedChange, useMaxValue){
var idx = useMaxValue ? 1 : 0;
if(this._isReversed()){
idx = 1 - idx;
}
var s = domStyle.getComputedStyle(this.sliderBarContainer),
c = domGeometry.getContentBox(this.sliderBarContainer, s),
count = this.discreteValues,
myValue = this.value[idx]
;
if(count <= 1 || count == Infinity){ count = c[this._pixelCount]; }
count--;
var value = (myValue - this.minimum) * count / (this.maximum - this.minimum) + signedChange;
if(value < 0){ value = 0; }
if(value > count){ value = count; }
return value * (this.maximum - this.minimum) / count + this.minimum;
},
_onBarClick: function(e){
if(this.disabled || this.readOnly){ return; }
if(!has("ie")){
// make sure you get focus when dragging the handle
// (but don't do on IE because it causes a flicker on mouse up (due to blur then focus)
FocusManager.focus(this.progressBar);
}
event.stop(e);
},
_onRemainingBarClick: function(e){
if(this.disabled || this.readOnly){ return; }
if(!has("ie")){
// make sure you get focus when dragging the handle
// (but don't do on IE because it causes a flicker on mouse up (due to blur then focus)
FocusManager.focus(this.progressBar);
}
// now we set the min/max-value of the slider!
var abspos = domGeometry.position(this.sliderBarContainer, true),
bar = domGeometry.position(this.progressBar, true),
relMousePos = e[this._mousePixelCoord] - abspos[this._startingPixelCoord],
leftPos = bar[this._startingPixelCoord],
rightPos = leftPos + bar[this._pixelCount],
isMaxVal = this._isReversed() ? relMousePos <= leftPos : relMousePos >= rightPos,
p = this._isReversed() ? abspos[this._pixelCount] - relMousePos : relMousePos
;
this._setPixelValue(p, abspos[this._pixelCount], true, isMaxVal);
event.stop(e);
},
_setPixelValue: function(/*Number*/ pixelValue, /*Number*/ maxPixels, /*Boolean*/ priorityChange, /*Boolean*/ isMaxVal){
if(this.disabled || this.readOnly){ return; }
var myValue = this._getValueByPixelValue(pixelValue, maxPixels);
this._setValueAttr(myValue, priorityChange, isMaxVal);
},
_getValueByPixelValue: function(/*Number*/ pixelValue, /*Number*/ maxPixels){
pixelValue = pixelValue < 0 ? 0 : maxPixels < pixelValue ? maxPixels : pixelValue;
var count = this.discreteValues;
if(count <= 1 || count == Infinity){ count = maxPixels; }
count--;
var pixelsPerValue = maxPixels / count;
var wholeIncrements = Math.round(pixelValue / pixelsPerValue);
return (this.maximum-this.minimum)*wholeIncrements/count + this.minimum;
},
_setValueAttr: function(/*Array or Number*/ value, /*Boolean, optional*/ priorityChange, /*Boolean, optional*/ isMaxVal){
// we pass an array, when we move the slider with the bar
var actValue = this.value;
if(!lang.isArray(value)){
if(isMaxVal){
if(this._isReversed()){
actValue[0] = value;
}else{
actValue[1] = value;
}
}else{
if(this._isReversed()){
actValue[1] = value;
}else{
actValue[0] = value;
}
}
}else{
actValue = value;
}
// we have to reset this values. don't know the reason for that
this._lastValueReported = "";
this.valueNode.value = this.value = value = actValue;
this.focusNode.setAttribute("aria-valuenow", actValue[0]);
this.focusNodeMax.setAttribute("aria-valuenow", actValue[1]);
this.value.sort(this._isReversed() ? sortReversed : sortForward);
// not calling the _setValueAttr-function of Slider, but the super-super-class (needed for the onchange-event!)
FormValueWidget.prototype._setValueAttr.apply(this, arguments);
this._printSliderBar(priorityChange, isMaxVal);
},
_printSliderBar: function(priorityChange, isMaxVal){
var percentMin = (this.value[0] - this.minimum) / (this.maximum - this.minimum);
var percentMax = (this.value[1] - this.minimum) / (this.maximum - this.minimum);
var percentMinSave = percentMin;
if(percentMin > percentMax){
percentMin = percentMax;
percentMax = percentMinSave;
}
var sliderHandleVal = this._isReversed() ? ((1-percentMin)*100) : (percentMin * 100);
var sliderHandleMaxVal = this._isReversed() ? ((1-percentMax)*100) : (percentMax * 100);
var progressBarVal = this._isReversed() ? ((1-percentMax)*100) : (percentMin * 100);
if(priorityChange && this.slideDuration > 0 && this.progressBar.style[this._progressPixelSize]){
// animate the slider
var percent = isMaxVal ? percentMax : percentMin;
var _this = this;
var props = {};
var start = parseFloat(this.progressBar.style[this._handleOffsetCoord]);
var duration = this.slideDuration / 10; // * (percent-start/100);
if(duration === 0){ return; }
if(duration < 0){ duration = 0 - duration; }
var propsHandle = {};
var propsHandleMax = {};
var propsBar = {};
// hui, a lot of animations :-)
propsHandle[this._handleOffsetCoord] = { start: this.sliderHandle.style[this._handleOffsetCoord], end: sliderHandleVal, units:"%"};
propsHandleMax[this._handleOffsetCoord] = { start: this.sliderHandleMax.style[this._handleOffsetCoord], end: sliderHandleMaxVal, units:"%"};
propsBar[this._handleOffsetCoord] = { start: this.progressBar.style[this._handleOffsetCoord], end: progressBarVal, units:"%"};
propsBar[this._progressPixelSize] = { start: this.progressBar.style[this._progressPixelSize], end: (percentMax - percentMin) * 100, units:"%"};
var animHandle = fx.animateProperty({node: this.sliderHandle,duration: duration, properties: propsHandle});
var animHandleMax = fx.animateProperty({node: this.sliderHandleMax,duration: duration, properties: propsHandleMax});
var animBar = fx.animateProperty({node: this.progressBar,duration: duration, properties: propsBar});
var animCombine = fxUtils.combine([animHandle, animHandleMax, animBar]);
animCombine.play();
}else{
this.sliderHandle.style[this._handleOffsetCoord] = sliderHandleVal + "%";
this.sliderHandleMax.style[this._handleOffsetCoord] = sliderHandleMaxVal + "%";
this.progressBar.style[this._handleOffsetCoord] = progressBarVal + "%";
this.progressBar.style[this._progressPixelSize] = ((percentMax - percentMin) * 100) + "%";
}
}
});
var SliderMoverMax = declare("dijit.form._SliderMoverMax", dijit.form._SliderMover, {
onMouseMove: function(e){
var widget = this.widget;
var abspos = widget._abspos;
if(!abspos){
abspos = widget._abspos = domGeometry.position(widget.sliderBarContainer, true);
widget._setPixelValue_ = lang.hitch(widget, "_setPixelValue");
widget._isReversed_ = widget._isReversed();
}
var coordEvent = e.touches ? e.touches[0] : e; // if multitouch take first touch for coords
var pixelValue = coordEvent[widget._mousePixelCoord] - abspos[widget._startingPixelCoord];
widget._setPixelValue_(widget._isReversed_ ? (abspos[widget._pixelCount]-pixelValue) : pixelValue, abspos[widget._pixelCount], false, true);
},
destroy: function(e){
Mover.prototype.destroy.apply(this, arguments);
var widget = this.widget;
widget._abspos = null;
widget._setValueAttr(widget.value, true);
}
});
var SliderBarMover = declare("dijit.form._SliderBarMover", Mover, {
onMouseMove: function(e){
var widget = this.widget;
if(widget.disabled || widget.readOnly){ return; }
var abspos = widget._abspos;
var bar = widget._bar;
var mouseOffset = widget._mouseOffset;
if(!abspos){
abspos = widget._abspos = domGeometry.position(widget.sliderBarContainer, true);
widget._setPixelValue_ = lang.hitch(widget, "_setPixelValue");
widget._getValueByPixelValue_ = lang.hitch(widget, "_getValueByPixelValue");
widget._isReversed_ = widget._isReversed();
}
if(!bar){
bar = widget._bar = domGeometry.position(widget.progressBar, true);
}
var coordEvent = e.touches ? e.touches[0] : e; // if multitouch take first touch for coords
if(!mouseOffset){
mouseOffset = widget._mouseOffset = coordEvent[widget._mousePixelCoord] - abspos[widget._startingPixelCoord] - bar[widget._startingPixelCoord];
}
var pixelValueMin = coordEvent[widget._mousePixelCoord] - abspos[widget._startingPixelCoord] - mouseOffset,
pixelValueMax = pixelValueMin + bar[widget._pixelCount];
// we don't narrow the slider when it reaches the bumper!
// maybe there is a simpler way
pixelValues = [pixelValueMin, pixelValueMax]
;
pixelValues.sort(sortForward);
if(pixelValues[0] <= 0){
pixelValues[0] = 0;
pixelValues[1] = bar[widget._pixelCount];
}
if(pixelValues[1] >= abspos[widget._pixelCount]){
pixelValues[1] = abspos[widget._pixelCount];
pixelValues[0] = abspos[widget._pixelCount] - bar[widget._pixelCount];
}
// getting the real values by pixel
var myValues = [
widget._getValueByPixelValue(widget._isReversed_ ? (abspos[widget._pixelCount] - pixelValues[0]) : pixelValues[0], abspos[widget._pixelCount]),
widget._getValueByPixelValue(widget._isReversed_ ? (abspos[widget._pixelCount] - pixelValues[1]) : pixelValues[1], abspos[widget._pixelCount])
];
// and setting the value of the widget
widget._setValueAttr(myValues, false, false);
},
destroy: function(){
Mover.prototype.destroy.apply(this, arguments);
var widget = this.widget;
widget._abspos = null;
widget._bar = null;
widget._mouseOffset = null;
widget._setValueAttr(widget.value, true);
}
});
declare("dojox.form.HorizontalRangeSlider", [HorizontalSlider, RangeSliderMixin], {
// summary:
// A form widget that allows one to select a range with two horizontally draggable images
templateString: hTemplate
});
declare("dojox.form.VerticalRangeSlider", [VerticalSlider, RangeSliderMixin], {
// summary:
// A form widget that allows one to select a range with two vertically draggable images
templateString: vTemplate
});
return RangeSliderMixin;
});