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App.tsx
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App.tsx
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import * as React from 'react';
import { StyleSheet, Linking, Text as RNText, Platform, View, TextProps } from 'react-native';
import * as Pseudo from './build';
// Use class to test if the ref is bubbling
class TestContainer extends React.Component {
render() {
const props = this.props as any;
return (
<>
<View
{...props}
style={[{
backgroundColor: 'orange',
borderColor: 'black',
padding: 8
}, props.style]} />
</>
)
}
}
const TestText = ({ on, ...props }) => {
return (
<Text
{...props}
style={[{
fontSize: 'bold',
color: on ? 'green' : 'blue'
}, props.style]} />
)
}
function ActiveRefTest() {
const ref = React.useRef(null);
const isActive = Pseudo.useActive(ref);
return (
<TestContainer ref={ref}>
<TestText on={isActive}>
Test Active ref
</TestText>
</TestContainer>
)
}
export default function App() {
return (
<View style={styles.container}>
<ActiveRefTest />
<Link>Link #1</Link>
<Link>Link #2</Link>
<Link>Link #3</Link>
<Link>Link #4</Link>
<Link>Link #5</Link>
</View>
);
}
const Text = RNText as any;
function Link({ children, href = '#' }) {
const ref = React.useRef<Text>(null);
const isHovered = Pseudo.useHover(ref);
const isFocused = Pseudo.useFocus(ref);
const isActive = Pseudo.useActive(ref);
return (
<View style={styles.container}>
<Text
accessibilityRole="link"
href={href}
draggable={false}
onPress={() => Linking.openURL(href)}
tabIndex={0}
ref={ref}
style={[
styles.text,
isHovered && styles.hover,
isFocused && styles.focused,
isActive && styles.active,
]}>
{children}
</Text>
</View>
);
}
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: '#fff',
alignItems: 'center',
justifyContent: 'center',
},
text: {
...Platform.select({
web: {
cursor: 'pointer',
outlineStyle: 'none',
borderBottomWidth: 1,
borderBottomColor: 'transparent',
transitionDuration: '200ms',
},
default: {},
}),
},
active: {
color: 'blue',
borderBottomColor: 'blue',
opacity: 1.0,
},
hover: {
opacity: 0.6,
},
focused: {
borderBottomColor: 'black',
},
});