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Use Cases for Keyboard Avoiding View #209

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Use Cases for Keyboard Avoiding View #209

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220 changes: 169 additions & 51 deletions packages/rn-tester/js/examples/KeyboardAvoidingView/KeyboardAvoidingViewExample.js
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Original file line number Diff line number Diff line change
Expand Up @@ -13,71 +13,164 @@ const React = require('react');
const {
KeyboardAvoidingView,
Modal,
SegmentedControlIOS,
StyleSheet,
Text,
TextInput,
TouchableHighlight,
Button,
Pressable,
TouchableOpacity,
View,
} = require('react-native');

const RNTesterBlock = require('../../components/RNTesterBlock');
const RNTesterPage = require('../../components/RNTesterPage');
const { useState } = require('react');

type Props = $ReadOnly<{||}>;
type State = {|
behavior: string,
modalOpen: boolean,
|};
const TextInputForm = () => {
return (
<View>
<TextInput placeholder="Email" style={styles.textInput} />
<TextInput placeholder="Username" style={styles.textInput} />
<TextInput placeholder="Password" style={styles.textInput} />
<TextInput placeholder="Confirm Password" style={styles.textInput} />
<Button title="Register"></Button>
</View>
);
};

class KeyboardAvoidingViewExample extends React.Component<Props, State> {
state = {
behavior: 'padding',
modalOpen: false,
};
const CloseButton = (props) => {
return (
<View
style={[
styles.closeView,
{marginHorizontal: props.behavior === 'position' ? 0 : 25},
]}>
<Pressable
onPress={() => props.setModdalOpen(false)}
style={styles.closeButton}>
<Text>Close</Text>
</Pressable>
</View>
);
};

onSegmentChange = (segment: String) => {
this.setState({behavior: segment.toLowerCase()});
};

renderExample = () => {
const KeyboardAvoidingViewBehaviour = () => {
const [modalOpen, setModdalOpen] = useState(false);
const [behavior, setBehavior] = useState('padding');
return (
<View style={styles.outerContainer}>
<Modal animationType="fade" visible={this.state.modalOpen}>
<Modal animationType="fade" visible={modalOpen}>
<KeyboardAvoidingView
behavior={this.state.behavior}
behavior={behavior}
style={styles.container}>
<SegmentedControlIOS
onValueChange={this.onSegmentChange}
selectedIndex={this.state.behavior === 'padding' ? 0 : 1}
style={styles.segment}
values={['Padding', 'Position']}
/>
<TextInput placeholder="<TextInput />" style={styles.textInput} />
<View
style={{
flexDirection: 'row',
justifyContent: 'center',
}}>
<TouchableOpacity
onPress={() => setBehavior('padding')}
style={[
styles.pillStyle,
{
backgroundColor:
behavior === 'padding' ? 'blue' : 'white',
},
]}>
<Text
style={{
color: behavior === 'padding' ? 'white' : 'blue',
}}>
Padding
</Text>
</TouchableOpacity>
<TouchableOpacity
onPress={() => setBehavior('position')}
style={[
styles.pillStyle,
{
backgroundColor:
behavior === 'position' ? 'blue' : 'white',
},
]}>
<Text
style={{
color:
behavior === 'position' ? 'white' : 'blue',
}}>
Position
</Text>
</TouchableOpacity>
<TouchableOpacity
onPress={() => setBehavior('height')}
style={[
styles.pillStyle,
{
backgroundColor:
behavior === 'height' ? 'blue' : 'white',
},
]}>
<Text
style={{
color: behavior === 'height' ? 'white' : 'blue',
}}>
Height
</Text>
</TouchableOpacity>
</View>
<CloseButton behavior={behavior} setModdalOpen={setModdalOpen} />
<TextInputForm />
</KeyboardAvoidingView>
<TouchableHighlight
onPress={() => this.setState({modalOpen: false})}
style={styles.closeButton}>
<Text>Close</Text>
</TouchableHighlight>
</Modal>
<View>
<Pressable onPress={() => setModdalOpen(true)}>
<Text>Open Example</Text>
</Pressable>
</View>
</View>
);
}

<TouchableHighlight onPress={() => this.setState({modalOpen: true})}>
const KeyboardAvoidingDisabled = () => {
const [modalOpen, setModdalOpen] = useState(false);
return (
<View style={styles.outerContainer}>
<Modal animationType="fade" visible={modalOpen}>
<KeyboardAvoidingView
enabled={false}
behavior={'height'}
style={styles.container}>
<CloseButton behavior={'height'} setModdalOpen={setModdalOpen} />
<TextInputForm />
</KeyboardAvoidingView>
</Modal>
<View>
<Pressable onPress={() => setModdalOpen(true)}>
<Text>Open Example</Text>
</TouchableHighlight>
</Pressable>
</View>
</View>
);
};
}

render() {
const KeyboardAvoidingVerticalOffset = () => {
const [modalOpen, setModdalOpen] = useState(false);
return (
<RNTesterPage title="Keyboard Avoiding View">
<RNTesterBlock title="Keyboard-avoiding views move out of the way of the keyboard.">
{this.renderExample()}
</RNTesterBlock>
</RNTesterPage>
<View style={styles.outerContainer}>
<Modal animationType="fade" visible={modalOpen}>
<KeyboardAvoidingView
keyboardVerticalOffset={20}
behavior={'padding'}
style={styles.container}>
<CloseButton behavior={'height'} setModdalOpen={setModdalOpen} />
<TextInputForm />
</KeyboardAvoidingView>
</Modal>
<View>
<Pressable onPress={() => setModdalOpen(true)}>
<Text>Open Example</Text>
</Pressable>
</View>
</View>
);
}
}

const styles = StyleSheet.create({
Expand All @@ -87,22 +180,33 @@ const styles = StyleSheet.create({
container: {
flex: 1,
justifyContent: 'center',
alignItems: 'center',
paddingHorizontal: 20,
paddingTop: 20,
},
textInput: {
borderRadius: 5,
borderWidth: 1,
height: 44,
width: 300,
marginBottom: 20,
paddingHorizontal: 10,
},
segment: {
marginBottom: 10,
closeView: {
alignSelf: 'stretch',
},
pillStyle: {
padding: 10,
marginHorizontal: 5,
marginVertical: 10,
borderRadius: 20,
borderWidth: 1,
borderColor: 'blue',
},
closeButton: {
position: 'absolute',
top: 40,
left: 10,
flexDirection: 'row',
justifyContent: 'flex-end',
marginVertical: 10,
padding: 10,
},
});
Expand All @@ -112,9 +216,23 @@ exports.description =
'Base component for views that automatically adjust their height or position to move out of the way of the keyboard.';
exports.examples = [
{
title: 'Simple keyboard view',
render: function(): React.Element<typeof KeyboardAvoidingViewExample> {
return <KeyboardAvoidingViewExample />;
title: 'Keyboard Avoiding View with different behaviors',
description: 'Specify how to react to the presence of the keyboard. Android and iOS both interact with this prop differently. On both iOS and Android, setting behavior is recommended.',
render(): React.Node {
return <KeyboardAvoidingViewBehaviour />;
},
},
{
title: 'Keyboard Avoiding View with keyboardVerticalOffset={distance}',
description: 'This is the distance between the top of the user screen and the react native view, may be non-zero in some use cases. Defaults to 0.',
render(): React.Node {
return <KeyboardAvoidingVerticalOffset />;
},
},
{
title: 'Keyboard Avoiding View with enabled={false}',
render(): React.Node {
return <KeyboardAvoidingDisabled />;
},
},
];