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react native获取键盘高度

时间:2017-09-06 16:38:54      阅读:321      评论:0      收藏:0      [点我收藏+]
componentWillUnmount() {
this.keyboardDidShowListener.remove();
this.keyboardDidHideListener.remove();
}

componentWillMount() {
this.keyboardDidShowListener = Keyboard.addListener(‘keyboardDidShow‘, this._keyboardDidShow.bind(this));
this.keyboardDidHideListener = Keyboard.addListener(‘keyboardDidHide‘, this._keyboardDidHide.bind(this));
}

_keyboardDidShow(e) {
async function run(self) {
await self.setState({
keyboardHeight: e.endCoordinates.height
});
self.refs.scroll.scrollTo({
x: 0, y: self.state.keyboardHeight, animated: true
})
}

run(this);
}

_keyboardDidHide(e) {
this.setState({
keyboardHeight: 0
})
}

react native获取键盘高度

原文:http://www.cnblogs.com/dragonh/p/7485553.html

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