react-native-ios-context-menu/example/src/examples/ContextMenuViewExample12.tsx
2022-07-05 18:12:58 +08:00

97 lines
2.7 KiB
TypeScript

/* eslint-disable react-native/no-inline-styles */
import * as React from 'react';
import { Text, View } from 'react-native';
import { ContextMenuView } from 'react-native-ios-context-menu';
import type { ContextMenuExampleProps } from './SharedExampleTypes';
import { ContextMenuCard } from '../components/ContextMenuCard';
export function ContextMenuViewExample12(props: ContextMenuExampleProps) {
// increments every second...
const [timer, setTimer] = React.useState(0);
const increment = React.useRef(null);
const handleStart = () => {
increment.current = setInterval(() => {
setTimer((prevTimer) => prevTimer + 1);
}, 1000);
};
const handleStop = () => {
clearInterval(increment.current);
};
const handleReset = () => {
clearInterval(increment.current);
setTimer(0);
};
return (
<ContextMenuView
style={props.style}
menuConfig={{
menuTitle: 'ContextMenuViewExample12',
menuItems: [{
actionKey : 'add',
actionTitle: `Add 100`,
icon: {
type: 'IMAGE_SYSTEM',
imageValue: {
systemName: 'plus',
},
}
}, (timer > 0) && {
actionKey : 'reset',
actionTitle : `Reset Counter`,
menuAttributes: ['destructive'],
icon: {
type: 'IMAGE_SYSTEM',
imageValue: {
systemName: 'trash',
},
}
}],
}}
previewConfig={{
previewType: 'CUSTOM',
backgroundColor: 'white'
}}
// The context menu preview grows and shrinks due to the labels/
// text changing every second...
renderPreview={() => (
<View style={{ padding: 20 }}>
<Text style={{fontSize: 32}}>
{`Counter: ${timer}`}
</Text>
<Text style={{fontSize: 32}}>
{(timer % 2 === 0)? 'EVEN' : 'The number is: ODD'}
</Text>
</View>
)}
onMenuDidShow={() => handleStart()}
onMenuDidHide={() => handleStop()}
onPressMenuItem={({nativeEvent}) => {
switch (nativeEvent.actionKey) {
case 'add':
setTimer((prevTimer) => prevTimer + 100);
break;
case 'reset':
handleReset();
break;
};
}}
>
<ContextMenuCard
index={props.index}
title={'ContextMenuViewExample12'}
description={[
`Another custom preview example.`,
`Show counter in the context menu preview, and configure menu with a action to add 100 to the counter, and another action to reset the counter.`
]}
/>
</ContextMenuView>
);
};