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Original file line number | Diff line number | Diff line change |
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/** | ||
* External dependencies | ||
*/ | ||
import { Slider as RNSlider, TextInput, View } from 'react-native'; | ||
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/** | ||
* WordPress dependencies | ||
*/ | ||
import { Component } from '@wordpress/element'; | ||
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/** | ||
* Internal dependencies | ||
*/ | ||
import styles from './styles.scss'; | ||
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class Slider extends Component { | ||
constructor( props ) { | ||
super( props ); | ||
this.handleToggleFocus = this.handleToggleFocus.bind( this ); | ||
this.handleChange = this.handleChange.bind( this ); | ||
this.handleValueSave = this.handleValueSave.bind( this ); | ||
this.handleReset = this.handleReset.bind( this ); | ||
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const initialValue = this.validateInput( props.value || props.defaultValue || props.minimumValue ); | ||
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this.state = { hasFocus: false, initialValue, sliderValue: initialValue }; | ||
} | ||
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componentDidUpdate( ) { | ||
const reset = this.props.value === null; | ||
if ( reset ) { | ||
this.handleReset(); | ||
} | ||
} | ||
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handleToggleFocus( validateInput = true ) { | ||
const newState = { hasFocus: ! this.state.hasFocus }; | ||
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if ( validateInput ) { | ||
const sliderValue = this.validateInput( this.state.sliderValue ); | ||
this.handleValueSave( sliderValue ); | ||
} | ||
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this.setState( newState ); | ||
} | ||
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validateInput( text ) { | ||
const { minimumValue, maximumValue } = this.props; | ||
if ( ! text ) { | ||
return minimumValue; | ||
} | ||
if ( typeof text === 'number' ) { | ||
return Math.min( Math.max( text, minimumValue ), maximumValue ); | ||
} | ||
return Math.min( Math.max( text.replace( /[^0-9]/g, '' ).replace( /^0+(?=\d)/, '' ), minimumValue ), maximumValue ); | ||
} | ||
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handleChange( text ) { | ||
if ( ! isNaN( Number( text ) ) ) { | ||
this.setState( { sliderValue: text } ); | ||
} | ||
} | ||
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handleValueSave( text ) { | ||
if ( ! isNaN( Number( text ) ) ) { | ||
if ( this.props.onChangeValue ) { | ||
this.props.onChangeValue( text ); | ||
} | ||
this.setState( { sliderValue: text } ); | ||
} | ||
} | ||
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handleReset() { | ||
this.handleValueSave( this.props.defaultValue || this.state.initialValue ); | ||
} | ||
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render() { | ||
const { | ||
minimumValue, | ||
maximumValue, | ||
disabled, | ||
step, | ||
minimumTrackTintColor, | ||
maximumTrackTintColor, | ||
thumbTintColor, | ||
} = this.props; | ||
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const { hasFocus, sliderValue } = this.state; | ||
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return ( | ||
<View style={ styles.sliderContainer }> | ||
<RNSlider | ||
value={ this.validateInput( sliderValue ) } | ||
disabled={ disabled } | ||
style={ styles.slider } | ||
step={ step } | ||
minimumValue={ minimumValue } | ||
maximumValue={ maximumValue } | ||
minimumTrackTintColor={ minimumTrackTintColor } | ||
maximumTrackTintColor={ maximumTrackTintColor } | ||
thumbTintColor={ thumbTintColor } | ||
onValueChange={ this.handleChange } | ||
onSlidingComplete={ this.handleValueSave } | ||
/> | ||
<TextInput | ||
style={ [ styles.sliderTextInput, hasFocus ? styles.isSelected : {} ] } | ||
onChangeText={ this.handleChange } | ||
onFocus={ this.handleToggleFocus } | ||
onBlur={ this.handleToggleFocus } | ||
keyboardType="numeric" | ||
value={ `${ sliderValue }` } | ||
/> | ||
</View> | ||
); | ||
} | ||
} | ||
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export default Slider; |
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.sliderContainer { | ||
flex: 1; | ||
flex-direction: row; | ||
align-content: center; | ||
justify-content: space-evenly; | ||
} | ||
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.slider { | ||
flex-grow: 1; | ||
} | ||
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.sliderTextInput { | ||
width: 40px; | ||
height: 25px; | ||
align-self: center; | ||
margin-left: 10px; | ||
border-width: 1px; | ||
border-radius: 4px; | ||
border-color: $dark-gray-150; | ||
padding-top: 0; | ||
padding-bottom: 0; | ||
} | ||
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.isSelected { | ||
border-width: 2px; | ||
border-color: $blue-wordpress; | ||
} |
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