mirror of
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74 lines
1.8 KiB
TypeScript
74 lines
1.8 KiB
TypeScript
const React = require('react');
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import { useState, useCallback, useMemo } from 'react';
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const Icon = require('react-native-vector-icons/Ionicons').default;
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import { FAB, Portal } from 'react-native-paper';
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import { _ } from '@joplin/lib/locale';
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type OnButtonPress = ()=> void;
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interface ButtonSpec {
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icon: string;
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label: string;
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color?: string;
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onPress?: OnButtonPress;
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}
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interface ActionButtonProps {
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buttons?: ButtonSpec[];
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// If not given, an "add" button will be used.
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mainButton?: ButtonSpec;
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}
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const defaultOnPress = () => {};
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// Returns a render function compatible with React Native Paper.
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const getIconRenderFunction = (iconName: string) => {
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return (props: any) => <Icon name={iconName} {...props} />;
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};
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const useIcon = (iconName: string) => {
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return useMemo(() => {
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return getIconRenderFunction(iconName);
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}, [iconName]);
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};
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const ActionButton = (props: ActionButtonProps) => {
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const [open, setOpen] = useState(false);
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const onMenuToggled = useCallback(
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(state: { open: boolean }) => setOpen(state.open)
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, [setOpen]);
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const actions = useMemo(() => (props.buttons ?? []).map(button => {
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return {
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...button,
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icon: getIconRenderFunction(button.icon),
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onPress: button.onPress ?? defaultOnPress,
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};
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}), [props.buttons]);
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const closedIcon = useIcon(props.mainButton?.icon ?? 'add');
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const openIcon = useIcon('close');
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return (
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<Portal>
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<FAB.Group
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open={open}
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accessibilityLabel={props.mainButton?.label ?? _('Add new')}
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icon={ open ? openIcon : closedIcon }
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fabStyle={{
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backgroundColor: props.mainButton?.color ?? 'rgba(231,76,60,1)',
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}}
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onStateChange={onMenuToggled}
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actions={actions}
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onPress={props.mainButton?.onPress ?? defaultOnPress}
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visible={true}
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/>
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</Portal>
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);
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};
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export default ActionButton;
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