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Merge pull request #90 from mikepb/features/slider-component
Add Slider component
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /** | ||
| * @jsx React.DOM | ||
| */ | ||
|
|
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| var React = require('react'), | ||
| mui = require('mui'), | ||
| Slider = mui.Slider, | ||
| CodeExample = require('../../code-example/code-example.jsx'); | ||
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| var SlidersPage = React.createClass({ | ||
|
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| render: function() { | ||
| var code = | ||
| '// Default\n' + | ||
| '<Slider name="slider1" />\n\n' + | ||
| '// With starting value\n' + | ||
| '<Slider name="slider2" defaultValue={0.5} />\n' + | ||
| '<Slider name="slider3" defaultValue={1} />\n\n' + | ||
| '// Disabled with fixed value\n' + | ||
| '<Slider name="slider1" disabled={true} />\n' + | ||
| '<Slider name="slider2" disabled={true} value={0.5} />\n' + | ||
| '<Slider name="slider3" disabled={true} value={1} />'; | ||
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| return ( | ||
| <div> | ||
| <h2 className="mui-font-style-headline">Sliders</h2> | ||
| <CodeExample code={code}> | ||
| <Slider name="slider1" /> | ||
| <Slider name="slider2" value={0.5} /> | ||
| <Slider name="slider3" value={1} /> | ||
| <Slider name="slider1" disabled={true} /> | ||
| <Slider name="slider2" disabled={true} value={0.5} /> | ||
| <Slider name="slider3" disabled={true} value={1} /> | ||
| </CodeExample> | ||
| </div> | ||
| ); | ||
| } | ||
|
|
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| }); | ||
|
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| module.exports = SlidersPage; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,171 @@ | ||
| /** | ||
| * @jsx React.DOM | ||
| */ | ||
|
|
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| var React = require('react'), | ||
| Paper = require('./paper.jsx'), | ||
| Classable = require('./mixins/classable.js'), | ||
| Draggable = require('react-draggable'); | ||
|
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| var Slider = React.createClass({ | ||
|
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| propTypes: { | ||
| required: React.PropTypes.bool, | ||
| disabled: React.PropTypes.bool, | ||
| min: React.PropTypes.number, | ||
| max: React.PropTypes.number, | ||
| step: React.PropTypes.number, | ||
| error: React.PropTypes.string, | ||
| description: React.PropTypes.string, | ||
| name: React.PropTypes.string.isRequired, | ||
| onChange: React.PropTypes.func | ||
| }, | ||
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| mixins: [Classable], | ||
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| getDefaultProps: function() { | ||
| return { | ||
| required: true, | ||
| disabled: false, | ||
| defaultValue: 0, | ||
| min: 0, | ||
| max: 1, | ||
| dragging: false | ||
| }; | ||
| }, | ||
|
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| getInitialState: function() { | ||
| var value = this.props.value; | ||
| if (value == null) value = this.props.defaultValue; | ||
| var percent = value / this.props.max; | ||
| if (isNaN(percent)) percent = 0; | ||
| return { | ||
| value: value, | ||
| percent: percent | ||
| } | ||
| }, | ||
|
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| componentWillReceiveProps: function(nextProps) { | ||
| if (nextProps.value != null) { | ||
| this.setValue(nextProps.value); | ||
| } | ||
| }, | ||
|
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| render: function() { | ||
| var classes = this.getClasses('mui-input', { | ||
| 'mui-error': this.props.error != null | ||
| }); | ||
|
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| var sliderClasses = this.getClasses('mui-slider', { | ||
| 'mui-slider-zero': this.state.percent == 0, | ||
| 'mui-disabled': this.props.disabled | ||
| }); | ||
|
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| var percent = this.state.percent; | ||
| if (percent > 1) percent = 1; else if (percent < 0) percent = 0; | ||
|
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| return ( | ||
| <div className={classes}> | ||
| <span className="mui-input-highlight"></span> | ||
| <span className="mui-input-bar"></span> | ||
| <span className="mui-input-description">{this.props.description}</span> | ||
| <span className="mui-input-error">{this.props.error}</span> | ||
| <div className={sliderClasses} onClick={this._onClick}> | ||
| <div ref="track" className="mui-slider-track"> | ||
| <Draggable axis="x" bound="point" | ||
| cancel={this.props.disabled ? '*' : null} | ||
| start={{x: (percent * 100) + '%'}} | ||
| onStart={this._onDragStart} | ||
| onStop={this._onDragStop} | ||
| onDrag={this._onDragUpdate}> | ||
| <div className="mui-slider-handle" tabIndex={0}></div> | ||
| </Draggable> | ||
| <div className="mui-slider-selection mui-slider-selection-low" | ||
| style={{width: (percent * 100) + '%'}}> | ||
| <div className="mui-slider-selection-fill"></div> | ||
| </div> | ||
| <div className="mui-slider-selection mui-slider-selection-high" | ||
| style={{width: ((1 - percent) * 100) + '%'}}> | ||
| <div className="mui-slider-selection-fill"></div> | ||
| </div> | ||
| </div> | ||
| </div> | ||
| <input ref="input" type="hidden" | ||
| name={this.props.name} | ||
| value={this.state.value} | ||
| required={this.props.required} | ||
| min={this.props.min} | ||
| max={this.props.max} | ||
| step={this.props.step} /> | ||
| </div> | ||
| ); | ||
| }, | ||
|
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| getValue: function() { | ||
| return this.state.value; | ||
| }, | ||
|
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| setValue: function(i) { | ||
| // calculate percentage | ||
| var percent = (i - this.props.min) / (this.props.max - this.props.min); | ||
| if (isNaN(percent)) percent = 0; | ||
| // update state | ||
| this.setState({ | ||
| value: i, | ||
| percent: percent | ||
| }); | ||
| }, | ||
|
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| getPercent: function() { | ||
| return this.state.percent; | ||
| }, | ||
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| setPercent: function (percent) { | ||
| var value = percent * (this.props.max - this.props.min) + this.props.min; | ||
| this.setState({value: value, percent: percent}); | ||
| }, | ||
|
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| clearValue: function() { | ||
| this.setValue(0); | ||
| }, | ||
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| _onClick: function (e) { | ||
| // let draggable handle the slider | ||
| if (this.state.dragging || this.props.disabled) return; | ||
| var node = this.refs.track.getDOMNode(); | ||
| var boundingClientRect = node.getBoundingClientRect(); | ||
| var offset = e.clientX - boundingClientRect.left; | ||
| var percent = offset / node.clientWidth; | ||
| this.setPercent(percent); | ||
| }, | ||
|
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| _onDragStart: function(e, ui) { | ||
| this.setState({ | ||
| dragging: true | ||
| }); | ||
| }, | ||
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| _onDragStop: function(e, ui) { | ||
| this.setState({ | ||
| dragging: false | ||
| }); | ||
| }, | ||
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| _onDragUpdate: function(e, ui) { | ||
| if (!this.state.dragging) return; | ||
| var value = this.state.value; | ||
| if (!this.props.disabled) this._dragX(ui.position.left); | ||
| if (this.state.value != value && this.props.onChange) { | ||
| this.props.onChange(e, this.state.value); | ||
| } | ||
| }, | ||
|
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| _dragX: function(pos) { | ||
| var max = this.refs.track.getDOMNode().clientWidth; | ||
| if (pos < 0) pos = 0; else if (pos > max) pos = max; | ||
| this.setPercent(pos / max); | ||
| } | ||
|
|
||
| }); | ||
|
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| module.exports = Slider; |
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