+++ /dev/null
-<html>
-<head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
- <title>The source code</title>
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
-</head>
-<body onload="prettyPrint();">
- <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.3.1
- * Copyright(c) 2006-2010 Sencha Inc.
- * licensing@sencha.com
- * http://www.sencha.com/license
- */
-Ext.ns('Ext.slider');
-
-<div id="cls-Ext.slider.Thumb"></div>/**
- * @class Ext.slider.Thumb
- * @extends Object
- * Represents a single thumb element on a Slider. This would not usually be created manually and would instead
- * be created internally by an {@link Ext.slider.MultiSlider Ext.Slider}.
- */
-Ext.slider.Thumb = Ext.extend(Object, {
-
- <div id="prop-Ext.slider.Thumb-dragging"></div>/**
- * True while the thumb is in a drag operation
- * @type Boolean
- */
- dragging: false,
-
- <div id="cfg-Ext.slider.Thumb-slider"></div>/**
- * @constructor
- * @cfg {Ext.slider.MultiSlider} slider The Slider to render to (required)
- */
- constructor: function(config) {
- <div id="prop-Ext.slider.Thumb-slider"></div>/**
- * @property slider
- * @type Ext.slider.MultiSlider
- * The slider this thumb is contained within
- */
- Ext.apply(this, config || {}, {
- cls: 'x-slider-thumb',
-
- <div id="cfg-Ext.slider.Thumb-constrain"></div>/**
- * @cfg {Boolean} constrain True to constrain the thumb so that it cannot overlap its siblings
- */
- constrain: false
- });
-
- Ext.slider.Thumb.superclass.constructor.call(this, config);
-
- if (this.slider.vertical) {
- Ext.apply(this, Ext.slider.Thumb.Vertical);
- }
- },
-
- <div id="method-Ext.slider.Thumb-render"></div>/**
- * Renders the thumb into a slider
- */
- render: function() {
- this.el = this.slider.innerEl.insertFirst({cls: this.cls});
-
- this.initEvents();
- },
-
- <div id="method-Ext.slider.Thumb-enable"></div>/**
- * Enables the thumb if it is currently disabled
- */
- enable: function() {
- this.disabled = false;
- this.el.removeClass(this.slider.disabledClass);
- },
-
- <div id="method-Ext.slider.Thumb-disable"></div>/**
- * Disables the thumb if it is currently enabled
- */
- disable: function() {
- this.disabled = true;
- this.el.addClass(this.slider.disabledClass);
- },
-
- <div id="method-Ext.slider.Thumb-initEvents"></div>/**
- * Sets up an Ext.dd.DragTracker for this thumb
- */
- initEvents: function() {
- var el = this.el;
-
- el.addClassOnOver('x-slider-thumb-over');
-
- this.tracker = new Ext.dd.DragTracker({
- onBeforeStart: this.onBeforeDragStart.createDelegate(this),
- onStart : this.onDragStart.createDelegate(this),
- onDrag : this.onDrag.createDelegate(this),
- onEnd : this.onDragEnd.createDelegate(this),
- tolerance : 3,
- autoStart : 300
- });
-
- this.tracker.initEl(el);
- },
-
- /**
- * @private
- * This is tied into the internal Ext.dd.DragTracker. If the slider is currently disabled,
- * this returns false to disable the DragTracker too.
- * @return {Boolean} False if the slider is currently disabled
- */
- onBeforeDragStart : function(e) {
- if (this.disabled) {
- return false;
- } else {
- this.slider.promoteThumb(this);
- return true;
- }
- },
-
- /**
- * @private
- * This is tied into the internal Ext.dd.DragTracker's onStart template method. Adds the drag CSS class
- * to the thumb and fires the 'dragstart' event
- */
- onDragStart: function(e){
- this.el.addClass('x-slider-thumb-drag');
- this.dragging = true;
- this.dragStartValue = this.value;
-
- this.slider.fireEvent('dragstart', this.slider, e, this);
- },
-
- /**
- * @private
- * This is tied into the internal Ext.dd.DragTracker's onDrag template method. This is called every time
- * the DragTracker detects a drag movement. It updates the Slider's value using the position of the drag
- */
- onDrag: function(e) {
- var slider = this.slider,
- index = this.index,
- newValue = this.getNewValue();
-
- if (this.constrain) {
- var above = slider.thumbs[index + 1],
- below = slider.thumbs[index - 1];
-
- if (below != undefined && newValue <= below.value) newValue = below.value;
- if (above != undefined && newValue >= above.value) newValue = above.value;
- }
-
- slider.setValue(index, newValue, false);
- slider.fireEvent('drag', slider, e, this);
- },
-
- getNewValue: function() {
- var slider = this.slider,
- pos = slider.innerEl.translatePoints(this.tracker.getXY());
-
- return Ext.util.Format.round(slider.reverseValue(pos.left), slider.decimalPrecision);
- },
-
- /**
- * @private
- * This is tied to the internal Ext.dd.DragTracker's onEnd template method. Removes the drag CSS class and
- * fires the 'changecomplete' event with the new value
- */
- onDragEnd: function(e) {
- var slider = this.slider,
- value = this.value;
-
- this.el.removeClass('x-slider-thumb-drag');
-
- this.dragging = false;
- slider.fireEvent('dragend', slider, e);
-
- if (this.dragStartValue != value) {
- slider.fireEvent('changecomplete', slider, value, this);
- }
- },
-
- /**
- * @private
- * Destroys the thumb
- */
- destroy: function(){
- Ext.destroyMembers(this, 'tracker', 'el');
- }
-});
-
-<div id="cls-Ext.slider.MultiSlider"></div>/**
- * @class Ext.slider.MultiSlider
- * @extends Ext.BoxComponent
- * Slider which supports vertical or horizontal orientation, keyboard adjustments, configurable snapping, axis clicking and animation. Can be added as an item to any container. Example usage:
-<pre>
-new Ext.Slider({
- renderTo: Ext.getBody(),
- width: 200,
- value: 50,
- increment: 10,
- minValue: 0,
- maxValue: 100
-});
-</pre>
- * Sliders can be created with more than one thumb handle by passing an array of values instead of a single one:
-<pre>
-new Ext.Slider({
- renderTo: Ext.getBody(),
- width: 200,
- values: [25, 50, 75],
- minValue: 0,
- maxValue: 100,
-
- //this defaults to true, setting to false allows the thumbs to pass each other
- {@link #constrainThumbs}: false
-});
-</pre>
- */
-Ext.slider.MultiSlider = Ext.extend(Ext.BoxComponent, {
- <div id="cfg-Ext.slider.MultiSlider-value"></div>/**
- * @cfg {Number} value The value to initialize the slider with. Defaults to minValue.
- */
- <div id="cfg-Ext.slider.MultiSlider-vertical"></div>/**
- * @cfg {Boolean} vertical Orient the Slider vertically rather than horizontally, defaults to false.
- */
- vertical: false,
- <div id="cfg-Ext.slider.MultiSlider-minValue"></div>/**
- * @cfg {Number} minValue The minimum value for the Slider. Defaults to 0.
- */
- minValue: 0,
- <div id="cfg-Ext.slider.MultiSlider-maxValue"></div>/**
- * @cfg {Number} maxValue The maximum value for the Slider. Defaults to 100.
- */
- maxValue: 100,
- <div id="cfg-Ext.slider.MultiSlider-decimalPrecision."></div>/**
- * @cfg {Number/Boolean} decimalPrecision.
- * <p>The number of decimal places to which to round the Slider's value. Defaults to 0.</p>
- * <p>To disable rounding, configure as <tt><b>false</b></tt>.</p>
- */
- decimalPrecision: 0,
- <div id="cfg-Ext.slider.MultiSlider-keyIncrement"></div>/**
- * @cfg {Number} keyIncrement How many units to change the Slider when adjusting with keyboard navigation. Defaults to 1. If the increment config is larger, it will be used instead.
- */
- keyIncrement: 1,
- <div id="cfg-Ext.slider.MultiSlider-increment"></div>/**
- * @cfg {Number} increment How many units to change the slider when adjusting by drag and drop. Use this option to enable 'snapping'.
- */
- increment: 0,
-
- /**
- * @private
- * @property clickRange
- * @type Array
- * Determines whether or not a click to the slider component is considered to be a user request to change the value. Specified as an array of [top, bottom],
- * the click event's 'top' property is compared to these numbers and the click only considered a change request if it falls within them. e.g. if the 'top'
- * value of the click event is 4 or 16, the click is not considered a change request as it falls outside of the [5, 15] range
- */
- clickRange: [5,15],
-
- <div id="cfg-Ext.slider.MultiSlider-clickToChange"></div>/**
- * @cfg {Boolean} clickToChange Determines whether or not clicking on the Slider axis will change the slider. Defaults to true
- */
- clickToChange : true,
- <div id="cfg-Ext.slider.MultiSlider-animate"></div>/**
- * @cfg {Boolean} animate Turn on or off animation. Defaults to true
- */
- animate: true,
- <div id="cfg-Ext.slider.MultiSlider-constrainThumbs"></div>/**
- * @cfg {Boolean} constrainThumbs True to disallow thumbs from overlapping one another. Defaults to true
- */
- constrainThumbs: true,
-
- /**
- * @private
- * @property topThumbZIndex
- * @type Number
- * The number used internally to set the z index of the top thumb (see promoteThumb for details)
- */
- topThumbZIndex: 10000,
-
- // private override
- initComponent : function(){
- if(!Ext.isDefined(this.value)){
- this.value = this.minValue;
- }
-
- <div id="prop-Ext.slider.MultiSlider-thumbs"></div>/**
- * @property thumbs
- * @type Array
- * Array containing references to each thumb
- */
- this.thumbs = [];
-
- Ext.slider.MultiSlider.superclass.initComponent.call(this);
-
- this.keyIncrement = Math.max(this.increment, this.keyIncrement);
- this.addEvents(
- <div id="event-Ext.slider.MultiSlider-beforechange"></div>/**
- * @event beforechange
- * Fires before the slider value is changed. By returning false from an event handler,
- * you can cancel the event and prevent the slider from changing.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Number} newValue The new value which the slider is being changed to.
- * @param {Number} oldValue The old value which the slider was previously.
- */
- 'beforechange',
-
- <div id="event-Ext.slider.MultiSlider-change"></div>/**
- * @event change
- * Fires when the slider value is changed.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Number} newValue The new value which the slider has been changed to.
- * @param {Ext.slider.Thumb} thumb The thumb that was changed
- */
- 'change',
-
- <div id="event-Ext.slider.MultiSlider-changecomplete"></div>/**
- * @event changecomplete
- * Fires when the slider value is changed by the user and any drag operations have completed.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Number} newValue The new value which the slider has been changed to.
- * @param {Ext.slider.Thumb} thumb The thumb that was changed
- */
- 'changecomplete',
-
- <div id="event-Ext.slider.MultiSlider-dragstart"></div>/**
- * @event dragstart
- * Fires after a drag operation has started.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Ext.EventObject} e The event fired from Ext.dd.DragTracker
- */
- 'dragstart',
-
- <div id="event-Ext.slider.MultiSlider-drag"></div>/**
- * @event drag
- * Fires continuously during the drag operation while the mouse is moving.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Ext.EventObject} e The event fired from Ext.dd.DragTracker
- */
- 'drag',
-
- <div id="event-Ext.slider.MultiSlider-dragend"></div>/**
- * @event dragend
- * Fires after the drag operation has completed.
- * @param {Ext.slider.MultiSlider} slider The slider
- * @param {Ext.EventObject} e The event fired from Ext.dd.DragTracker
- */
- 'dragend'
- );
-
- <div id="prop-Ext.slider.MultiSlider-values"></div>/**
- * @property values
- * @type Array
- * Array of values to initalize the thumbs with
- */
- if (this.values == undefined || Ext.isEmpty(this.values)) this.values = [0];
-
- var values = this.values;
-
- for (var i=0; i < values.length; i++) {
- this.addThumb(values[i]);
- }
-
- if(this.vertical){
- Ext.apply(this, Ext.slider.Vertical);
- }
- },
-
- <div id="method-Ext.slider.MultiSlider-addThumb"></div>/**
- * Creates a new thumb and adds it to the slider
- * @param {Number} value The initial value to set on the thumb. Defaults to 0
- */
- addThumb: function(value) {
- var thumb = new Ext.slider.Thumb({
- value : value,
- slider : this,
- index : this.thumbs.length,
- constrain: this.constrainThumbs
- });
- this.thumbs.push(thumb);
-
- //render the thumb now if needed
- if (this.rendered) thumb.render();
- },
-
- /**
- * @private
- * Moves the given thumb above all other by increasing its z-index. This is called when as drag
- * any thumb, so that the thumb that was just dragged is always at the highest z-index. This is
- * required when the thumbs are stacked on top of each other at one of the ends of the slider's
- * range, which can result in the user not being able to move any of them.
- * @param {Ext.slider.Thumb} topThumb The thumb to move to the top
- */
- promoteThumb: function(topThumb) {
- var thumbs = this.thumbs,
- zIndex, thumb;
-
- for (var i = 0, j = thumbs.length; i < j; i++) {
- thumb = thumbs[i];
-
- if (thumb == topThumb) {
- zIndex = this.topThumbZIndex;
- } else {
- zIndex = '';
- }
-
- thumb.el.setStyle('zIndex', zIndex);
- }
- },
-
- // private override
- onRender : function() {
- this.autoEl = {
- cls: 'x-slider ' + (this.vertical ? 'x-slider-vert' : 'x-slider-horz'),
- cn : {
- cls: 'x-slider-end',
- cn : {
- cls:'x-slider-inner',
- cn : [{tag:'a', cls:'x-slider-focus', href:"#", tabIndex: '-1', hidefocus:'on'}]
- }
- }
- };
-
- Ext.slider.MultiSlider.superclass.onRender.apply(this, arguments);
-
- this.endEl = this.el.first();
- this.innerEl = this.endEl.first();
- this.focusEl = this.innerEl.child('.x-slider-focus');
-
- //render each thumb
- for (var i=0; i < this.thumbs.length; i++) {
- this.thumbs[i].render();
- }
-
- //calculate the size of half a thumb
- var thumb = this.innerEl.child('.x-slider-thumb');
- this.halfThumb = (this.vertical ? thumb.getHeight() : thumb.getWidth()) / 2;
-
- this.initEvents();
- },
-
- /**
- * @private
- * Adds keyboard and mouse listeners on this.el. Ignores click events on the internal focus element.
- * Creates a new DragTracker which is used to control what happens when the user drags the thumb around.
- */
- initEvents : function(){
- this.mon(this.el, {
- scope : this,
- mousedown: this.onMouseDown,
- keydown : this.onKeyDown
- });
-
- this.focusEl.swallowEvent("click", true);
- },
-
- /**
- * @private
- * Mousedown handler for the slider. If the clickToChange is enabled and the click was not on the draggable 'thumb',
- * this calculates the new value of the slider and tells the implementation (Horizontal or Vertical) to move the thumb
- * @param {Ext.EventObject} e The click event
- */
- onMouseDown : function(e){
- if(this.disabled){
- return;
- }
-
- //see if the click was on any of the thumbs
- var thumbClicked = false;
- for (var i=0; i < this.thumbs.length; i++) {
- thumbClicked = thumbClicked || e.target == this.thumbs[i].el.dom;
- }
-
- if (this.clickToChange && !thumbClicked) {
- var local = this.innerEl.translatePoints(e.getXY());
- this.onClickChange(local);
- }
- this.focus();
- },
-
- /**
- * @private
- * Moves the thumb to the indicated position. Note that a Vertical implementation is provided in Ext.slider.Vertical.
- * Only changes the value if the click was within this.clickRange.
- * @param {Object} local Object containing top and left values for the click event.
- */
- onClickChange : function(local) {
- if (local.top > this.clickRange[0] && local.top < this.clickRange[1]) {
- //find the nearest thumb to the click event
- var thumb = this.getNearest(local, 'left'),
- index = thumb.index;
-
- this.setValue(index, Ext.util.Format.round(this.reverseValue(local.left), this.decimalPrecision), undefined, true);
- }
- },
-
- /**
- * @private
- * Returns the nearest thumb to a click event, along with its distance
- * @param {Object} local Object containing top and left values from a click event
- * @param {String} prop The property of local to compare on. Use 'left' for horizontal sliders, 'top' for vertical ones
- * @return {Object} The closest thumb object and its distance from the click event
- */
- getNearest: function(local, prop) {
- var localValue = prop == 'top' ? this.innerEl.getHeight() - local[prop] : local[prop],
- clickValue = this.reverseValue(localValue),
- nearestDistance = (this.maxValue - this.minValue) + 5, //add a small fudge for the end of the slider
- index = 0,
- nearest = null;
-
- for (var i=0; i < this.thumbs.length; i++) {
- var thumb = this.thumbs[i],
- value = thumb.value,
- dist = Math.abs(value - clickValue);
-
- if (Math.abs(dist <= nearestDistance)) {
- nearest = thumb;
- index = i;
- nearestDistance = dist;
- }
- }
- return nearest;
- },
-
- /**
- * @private
- * Handler for any keypresses captured by the slider. If the key is UP or RIGHT, the thumb is moved along to the right
- * by this.keyIncrement. If DOWN or LEFT it is moved left. Pressing CTRL moves the slider to the end in either direction
- * @param {Ext.EventObject} e The Event object
- */
- onKeyDown : function(e){
- /*
- * The behaviour for keyboard handling with multiple thumbs is currently undefined.
- * There's no real sane default for it, so leave it like this until we come up
- * with a better way of doing it.
- */
- if(this.disabled || this.thumbs.length !== 1){
- e.preventDefault();
- return;
- }
- var k = e.getKey(),
- val;
- switch(k){
- case e.UP:
- case e.RIGHT:
- e.stopEvent();
- val = e.ctrlKey ? this.maxValue : this.getValue(0) + this.keyIncrement;
- this.setValue(0, val, undefined, true);
- break;
- case e.DOWN:
- case e.LEFT:
- e.stopEvent();
- val = e.ctrlKey ? this.minValue : this.getValue(0) - this.keyIncrement;
- this.setValue(0, val, undefined, true);
- break;
- default:
- e.preventDefault();
- }
- },
-
- /**
- * @private
- * If using snapping, this takes a desired new value and returns the closest snapped
- * value to it
- * @param {Number} value The unsnapped value
- * @return {Number} The value of the nearest snap target
- */
- doSnap : function(value){
- if (!(this.increment && value)) {
- return value;
- }
- var newValue = value,
- inc = this.increment,
- m = value % inc;
- if (m != 0) {
- newValue -= m;
- if (m * 2 >= inc) {
- newValue += inc;
- } else if (m * 2 < -inc) {
- newValue -= inc;
- }
- }
- return newValue.constrain(this.minValue, this.maxValue);
- },
-
- // private
- afterRender : function(){
- Ext.slider.MultiSlider.superclass.afterRender.apply(this, arguments);
-
- for (var i=0; i < this.thumbs.length; i++) {
- var thumb = this.thumbs[i];
-
- if (thumb.value !== undefined) {
- var v = this.normalizeValue(thumb.value);
-
- if (v !== thumb.value) {
- // delete this.value;
- this.setValue(i, v, false);
- } else {
- this.moveThumb(i, this.translateValue(v), false);
- }
- }
- };
- },
-
- /**
- * @private
- * Returns the ratio of pixels to mapped values. e.g. if the slider is 200px wide and maxValue - minValue is 100,
- * the ratio is 2
- * @return {Number} The ratio of pixels to mapped values
- */
- getRatio : function(){
- var w = this.innerEl.getWidth(),
- v = this.maxValue - this.minValue;
- return v == 0 ? w : (w/v);
- },
-
- /**
- * @private
- * Returns a snapped, constrained value when given a desired value
- * @param {Number} value Raw number value
- * @return {Number} The raw value rounded to the correct d.p. and constrained within the set max and min values
- */
- normalizeValue : function(v){
- v = this.doSnap(v);
- v = Ext.util.Format.round(v, this.decimalPrecision);
- v = v.constrain(this.minValue, this.maxValue);
- return v;
- },
-
- <div id="method-Ext.slider.MultiSlider-setMinValue"></div>/**
- * Sets the minimum value for the slider instance. If the current value is less than the
- * minimum value, the current value will be changed.
- * @param {Number} val The new minimum value
- */
- setMinValue : function(val){
- this.minValue = val;
- var i = 0,
- thumbs = this.thumbs,
- len = thumbs.length,
- t;
-
- for(; i < len; ++i){
- t = thumbs[i];
- t.value = t.value < val ? val : t.value;
- }
- this.syncThumb();
- },
-
- <div id="method-Ext.slider.MultiSlider-setMaxValue"></div>/**
- * Sets the maximum value for the slider instance. If the current value is more than the
- * maximum value, the current value will be changed.
- * @param {Number} val The new maximum value
- */
- setMaxValue : function(val){
- this.maxValue = val;
- var i = 0,
- thumbs = this.thumbs,
- len = thumbs.length,
- t;
-
- for(; i < len; ++i){
- t = thumbs[i];
- t.value = t.value > val ? val : t.value;
- }
- this.syncThumb();
- },
-
- <div id="method-Ext.slider.MultiSlider-setValue"></div>/**
- * Programmatically sets the value of the Slider. Ensures that the value is constrained within
- * the minValue and maxValue.
- * @param {Number} index Index of the thumb to move
- * @param {Number} value The value to set the slider to. (This will be constrained within minValue and maxValue)
- * @param {Boolean} animate Turn on or off animation, defaults to true
- */
- setValue : function(index, v, animate, changeComplete) {
- var thumb = this.thumbs[index],
- el = thumb.el;
-
- v = this.normalizeValue(v);
-
- if (v !== thumb.value && this.fireEvent('beforechange', this, v, thumb.value, thumb) !== false) {
- thumb.value = v;
- if(this.rendered){
- this.moveThumb(index, this.translateValue(v), animate !== false);
- this.fireEvent('change', this, v, thumb);
- if(changeComplete){
- this.fireEvent('changecomplete', this, v, thumb);
- }
- }
- }
- },
-
- /**
- * @private
- */
- translateValue : function(v) {
- var ratio = this.getRatio();
- return (v * ratio) - (this.minValue * ratio) - this.halfThumb;
- },
-
- /**
- * @private
- * Given a pixel location along the slider, returns the mapped slider value for that pixel.
- * E.g. if we have a slider 200px wide with minValue = 100 and maxValue = 500, reverseValue(50)
- * returns 200
- * @param {Number} pos The position along the slider to return a mapped value for
- * @return {Number} The mapped value for the given position
- */
- reverseValue : function(pos){
- var ratio = this.getRatio();
- return (pos + (this.minValue * ratio)) / ratio;
- },
-
- /**
- * @private
- * @param {Number} index Index of the thumb to move
- */
- moveThumb: function(index, v, animate){
- var thumb = this.thumbs[index].el;
-
- if(!animate || this.animate === false){
- thumb.setLeft(v);
- }else{
- thumb.shift({left: v, stopFx: true, duration:.35});
- }
- },
-
- // private
- focus : function(){
- this.focusEl.focus(10);
- },
-
- // private
- onResize : function(w, h){
- var thumbs = this.thumbs,
- len = thumbs.length,
- i = 0;
-
- /*
- * If we happen to be animating during a resize, the position of the thumb will likely be off
- * when the animation stops. As such, just stop any animations before syncing the thumbs.
- */
- for(; i < len; ++i){
- thumbs[i].el.stopFx();
- }
- // check to see if we're using an auto width
- if(Ext.isNumber(w)){
- this.innerEl.setWidth(w - (this.el.getPadding('l') + this.endEl.getPadding('r')));
- }
- this.syncThumb();
- Ext.slider.MultiSlider.superclass.onResize.apply(this, arguments);
- },
-
- //private
- onDisable: function(){
- Ext.slider.MultiSlider.superclass.onDisable.call(this);
-
- for (var i=0; i < this.thumbs.length; i++) {
- var thumb = this.thumbs[i],
- el = thumb.el;
-
- thumb.disable();
-
- if(Ext.isIE){
- //IE breaks when using overflow visible and opacity other than 1.
- //Create a place holder for the thumb and display it.
- var xy = el.getXY();
- el.hide();
-
- this.innerEl.addClass(this.disabledClass).dom.disabled = true;
-
- if (!this.thumbHolder) {
- this.thumbHolder = this.endEl.createChild({cls: 'x-slider-thumb ' + this.disabledClass});
- }
-
- this.thumbHolder.show().setXY(xy);
- }
- }
- },
-
- //private
- onEnable: function(){
- Ext.slider.MultiSlider.superclass.onEnable.call(this);
-
- for (var i=0; i < this.thumbs.length; i++) {
- var thumb = this.thumbs[i],
- el = thumb.el;
-
- thumb.enable();
-
- if (Ext.isIE) {
- this.innerEl.removeClass(this.disabledClass).dom.disabled = false;
-
- if (this.thumbHolder) this.thumbHolder.hide();
-
- el.show();
- this.syncThumb();
- }
- }
- },
-
- <div id="method-Ext.slider.MultiSlider-syncThumb"></div>/**
- * Synchronizes the thumb position to the proper proportion of the total component width based
- * on the current slider {@link #value}. This will be called automatically when the Slider
- * is resized by a layout, but if it is rendered auto width, this method can be called from
- * another resize handler to sync the Slider if necessary.
- */
- syncThumb : function() {
- if (this.rendered) {
- for (var i=0; i < this.thumbs.length; i++) {
- this.moveThumb(i, this.translateValue(this.thumbs[i].value));
- }
- }
- },
-
- <div id="method-Ext.slider.MultiSlider-getValue"></div>/**
- * Returns the current value of the slider
- * @param {Number} index The index of the thumb to return a value for
- * @return {Number} The current value of the slider
- */
- getValue : function(index) {
- return this.thumbs[index].value;
- },
-
- <div id="method-Ext.slider.MultiSlider-getValues"></div>/**
- * Returns an array of values - one for the location of each thumb
- * @return {Array} The set of thumb values
- */
- getValues: function() {
- var values = [];
-
- for (var i=0; i < this.thumbs.length; i++) {
- values.push(this.thumbs[i].value);
- }
-
- return values;
- },
-
- // private
- beforeDestroy : function(){
- var thumbs = this.thumbs;
- for(var i = 0, len = thumbs.length; i < len; ++i){
- thumbs[i].destroy();
- thumbs[i] = null;
- }
- Ext.destroyMembers(this, 'endEl', 'innerEl', 'focusEl', 'thumbHolder');
- Ext.slider.MultiSlider.superclass.beforeDestroy.call(this);
- }
-});
-
-Ext.reg('multislider', Ext.slider.MultiSlider);
-
-<div id="cls-Ext.slider.SingleSlider"></div>/**
- * @class Ext.slider.SingleSlider
- * @extends Ext.slider.MultiSlider
- * Slider which supports vertical or horizontal orientation, keyboard adjustments,
- * configurable snapping, axis clicking and animation. Can be added as an item to
- * any container. Example usage:
-<pre><code>
-new Ext.slider.SingleSlider({
- renderTo: Ext.getBody(),
- width: 200,
- value: 50,
- increment: 10,
- minValue: 0,
- maxValue: 100
-});
-</code></pre>
- * The class Ext.slider.SingleSlider is aliased to Ext.Slider for backwards compatibility.
- */
-Ext.slider.SingleSlider = Ext.extend(Ext.slider.MultiSlider, {
- constructor: function(config) {
- config = config || {};
-
- Ext.applyIf(config, {
- values: [config.value || 0]
- });
-
- Ext.slider.SingleSlider.superclass.constructor.call(this, config);
- },
-
- <div id="method-Ext.slider.SingleSlider-getValue"></div>/**
- * Returns the current value of the slider
- * @return {Number} The current value of the slider
- */
- getValue: function() {
- //just returns the value of the first thumb, which should be the only one in a single slider
- return Ext.slider.SingleSlider.superclass.getValue.call(this, 0);
- },
-
- <div id="method-Ext.slider.SingleSlider-setValue"></div>/**
- * Programmatically sets the value of the Slider. Ensures that the value is constrained within
- * the minValue and maxValue.
- * @param {Number} value The value to set the slider to. (This will be constrained within minValue and maxValue)
- * @param {Boolean} animate Turn on or off animation, defaults to true
- */
- setValue: function(value, animate) {
- var args = Ext.toArray(arguments),
- len = args.length;
-
- //this is to maintain backwards compatiblity for sliders with only one thunb. Usually you must pass the thumb
- //index to setValue, but if we only have one thumb we inject the index here first if given the multi-slider
- //signature without the required index. The index will always be 0 for a single slider
- if (len == 1 || (len <= 3 && typeof arguments[1] != 'number')) {
- args.unshift(0);
- }
-
- return Ext.slider.SingleSlider.superclass.setValue.apply(this, args);
- },
-
- <div id="method-Ext.slider.SingleSlider-syncThumb"></div>/**
- * Synchronizes the thumb position to the proper proportion of the total component width based
- * on the current slider {@link #value}. This will be called automatically when the Slider
- * is resized by a layout, but if it is rendered auto width, this method can be called from
- * another resize handler to sync the Slider if necessary.
- */
- syncThumb : function() {
- return Ext.slider.SingleSlider.superclass.syncThumb.apply(this, [0].concat(arguments));
- },
-
- // private
- getNearest : function(){
- // Since there's only 1 thumb, it's always the nearest
- return this.thumbs[0];
- }
-});
-
-//backwards compatibility
-Ext.Slider = Ext.slider.SingleSlider;
-
-Ext.reg('slider', Ext.slider.SingleSlider);
-
-// private class to support vertical sliders
-Ext.slider.Vertical = {
- onResize : function(w, h){
- this.innerEl.setHeight(h - (this.el.getPadding('t') + this.endEl.getPadding('b')));
- this.syncThumb();
- },
-
- getRatio : function(){
- var h = this.innerEl.getHeight(),
- v = this.maxValue - this.minValue;
- return h/v;
- },
-
- moveThumb: function(index, v, animate) {
- var thumb = this.thumbs[index],
- el = thumb.el;
-
- if (!animate || this.animate === false) {
- el.setBottom(v);
- } else {
- el.shift({bottom: v, stopFx: true, duration:.35});
- }
- },
-
- onClickChange : function(local) {
- if (local.left > this.clickRange[0] && local.left < this.clickRange[1]) {
- var thumb = this.getNearest(local, 'top'),
- index = thumb.index,
- value = this.minValue + this.reverseValue(this.innerEl.getHeight() - local.top);
-
- this.setValue(index, Ext.util.Format.round(value, this.decimalPrecision), undefined, true);
- }
- }
-};
-
-//private class to support vertical dragging of thumbs within a slider
-Ext.slider.Thumb.Vertical = {
- getNewValue: function() {
- var slider = this.slider,
- innerEl = slider.innerEl,
- pos = innerEl.translatePoints(this.tracker.getXY()),
- bottom = innerEl.getHeight() - pos.top;
-
- return slider.minValue + Ext.util.Format.round(bottom / slider.getRatio(), slider.decimalPrecision);
- }
-};
-</pre>
-</body>
-</html>
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git.ithinksw.org / extjs.git / blobdiff