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Send direction information to success callback #14

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Send direction information to success callback #14

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0d4842f
Send direction information to success callback
dabit1 Jan 17, 2017
b1a2d54
Merge branch 'master' into patch-2
dabit1 Jul 26, 2017
d488347
PropTypes is now a separated package
dabit1 Jan 13, 2018
e73149f
width and height must not be required
dabit1 Jan 13, 2018
8d8d43c
bug fixed
dabit1 Jan 13, 2018
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64 changes: 45 additions & 19 deletions SlideButton.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ import {
PanResponder,
Animated
} from 'react-native';
import PropTypes from 'prop-types'

export var SlideDirection = {
LEFT: "left",
Expand All @@ -36,13 +37,13 @@ export class SlideButton extends Component {
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 > successfulSlideWidth; // Defaults to right slide
} else if (this.props.slideDirection === SlideDirection.RIGHT) {
return this.state.dx > this.props.successfulSlideWidth;
return this.state.dx > successfulSlideWidth;
} else if (this.props.slideDirection === SlideDirection.LEFT) {
return this.state.dx < (-1 * this.props.successfulSlideWidth);
return this.state.dx < (-1 * successfulSlideWidth);
} else if (this.props.slideDirection === SlideDirection.BOTH) {
return Math.abs(this.state.dx) > this.props.successfulSlideWidth;
return Math.abs(this.state.dx) > successfulSlideWidth;
}
}

Expand All @@ -52,7 +53,12 @@ export class SlideButton extends Component {
}
}

componentWillUnmount() {
this.mounted = false
}

componentWillMount() {
this.mounted = true
var self = this;

// TODO: Raise error if slideDirection prop is invalid.
Expand All @@ -78,17 +84,19 @@ export class SlideButton extends Component {
// Move the button out
this.moveButtonOut(() => {
self.setState({ swiped: true });
self.props.onSlideSuccess();
self.onSlideSuccess();
});

// Slide it back in after 1 sec
setTimeout(() => {
self.moveButtonIn(() => {
self.setState({
released: false,
dx: self.state.initialX
if (self.mounted) {
self.moveButtonIn(() => {
self.setState({
released: false,
dx: self.state.initialX
});
});
});
}
}, 1000);

} else {
Expand Down Expand Up @@ -123,10 +131,31 @@ export class SlideButton extends Component {

onSlideSuccess() {
if (this.props.onSlideSuccess !== undefined) {
this.props.onSlideSuccess();

var direction = null

if (this.props.slideDirection === SlideDirection.BOTH) {
if (this.state.dx > (this.buttonWidth * 0.4)) {
direction = SlideDirection.RIGHT
} else {
direction = SlideDirection.LEFT
}
}

this.props.onSlideSuccess(direction);
}
}

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 Down Expand Up @@ -187,7 +216,7 @@ 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 @@ -197,26 +226,23 @@ 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
successfulSlidePercent: PropTypes.number
};

const styles = StyleSheet.create({
Expand Down