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Update SlideButton.js #24

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52 changes: 30 additions & 22 deletions SlideButton.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,9 +8,13 @@ import {
Image,
TouchableHighlight,
PanResponder,
Dimensions,
Animated
} from 'react-native';

var SCREEN_WIDTH = Dimensions.get('window').width;
var SCREEN_HEIGHT = Dimensions.get('window').height;

export var SlideDirection = {
LEFT: "left",
RIGHT: "right",
Expand All @@ -31,18 +35,16 @@ export class SlideButton extends Component {
};
}

/* Button movement of > 40% is considered a successful slide by default*/
/* Button movement of > 40% is considered a successful slide */
isSlideSuccessful() {
var slidePercent = this.props.successfulSlidePercent || 40;
var successfulSlideWidth = this.buttonWidth * slidePercent / 100;
if (!this.props.slideDirection) {
return this.state.dx > this.props.successfulSlideWidth; // Defaults to right slide
return this.state.dx > (this.buttonWidth * 0.4); // Defaults to right slide
} else if (this.props.slideDirection === SlideDirection.RIGHT) {
return this.state.dx > this.props.successfulSlideWidth;
return this.state.dx > (this.buttonWidth * 0.4);
} else if (this.props.slideDirection === SlideDirection.LEFT) {
return this.state.dx < (-1 * this.props.successfulSlideWidth);
return this.state.dx < -(this.buttonWidth * 0.4);
} else if (this.props.slideDirection === SlideDirection.BOTH) {
return Math.abs(this.state.dx) > this.props.successfulSlideWidth;
return Math.abs(this.state.dx) > (this.buttonWidth * 0.4);
}
}

Expand All @@ -52,7 +54,7 @@ export class SlideButton extends Component {
}
}

componentWillMount() {
UNSAFE_componentWillMount() {
var self = this;

// TODO: Raise error if slideDirection prop is invalid.
Expand Down Expand Up @@ -127,6 +129,16 @@ export class SlideButton extends Component {
}
}

measureButton() {
var self = this;
this.refs.button.measure((ox, oy, width, height) => {
self.setState({
initialX: ox,
buttonWidth: width
});
});
}

moveButtonIn(onCompleteCallback) {
var self = this;
var startPos = this.state.dx < 0 ? this.state.initialX + this.buttonWidth :
Expand All @@ -139,7 +151,8 @@ export class SlideButton extends Component {
}, () => {
Animated.timing(
self.state.animatedX,
{ toValue: endPos }
{ toValue: endPos,
useNativeDriver: false }
).start(onCompleteCallback);
});
}
Expand All @@ -155,7 +168,8 @@ export class SlideButton extends Component {
}, () => {
Animated.timing(
self.state.animatedX,
{ toValue: endPos }
{ toValue: endPos,
useNativeDriver: false }
).start(onCompleteCallback);
});
}
Expand All @@ -171,7 +185,8 @@ export class SlideButton extends Component {
}, () => {
Animated.timing(
self.state.animatedX,
{ toValue: endPos }
{ toValue: endPos,
useNativeDriver: false }
).start(onCompleteCallback);
});
}
Expand All @@ -187,7 +202,7 @@ export class SlideButton extends Component {
var style = [styles.button, this.props.style, {left: this.state.dx}];

if (this.state.released) {
style = [styles.button, this.props.style, {left: this.state.animatedX}];
style = [styles.button, this.props.style, { left: this.state.animatedX }];
var button = (
<Animated.View style={style}>
{this.props.children}
Expand All @@ -197,28 +212,21 @@ export class SlideButton extends Component {
var button = (
<View style={style}>
<View onLayout={this.onLayout.bind(this)}>
{this.props.children}
{this.props.children}
</View>
</View>
);
}

return (
<View style={{width: this.props.width, height: this.props.height, overflow: 'hidden'}}>
<View style={styles.container} {...this.panResponder.panHandlers}>
<View ref="button" style={styles.container}
{...this.panResponder.panHandlers}>
{ button }
</View>
</View>
);
}
}

SlideButton.propTypes = {
width: React.PropTypes.number.isRequired,
height: React.PropTypes.number.isRequired,
successfulSlidePercent: React.PropTypes.number
};

const styles = StyleSheet.create({
container: {
position: 'relative'
Expand Down