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133 changes: 133 additions & 0 deletions
133
src/framework/ui/overflowMenu/overflowMenu.component.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,133 @@ | ||
| import React from 'react'; | ||
| import { | ||
| ViewProps, | ||
| View, | ||
| GestureResponderEvent, | ||
| } from 'react-native'; | ||
| import { | ||
| StyledComponentProps, | ||
| StyleType, | ||
| styled, | ||
| } from '@kitten/theme'; | ||
| import { | ||
| OverflowMenuItemType, | ||
| OverflowMenuItem as OverflowMenuItemComponent, | ||
| Props as OverflowMenuItemProps, | ||
| } from './overflowMenuItem.component'; | ||
| import { | ||
| Popover as PopoverComponent, | ||
| Props as PopoverProps, | ||
| } from '../popover/popover.component'; | ||
| import { Omit } from '../service/type'; | ||
|
|
||
| type MenuItemElement = React.ReactElement<OverflowMenuItemProps>; | ||
|
|
||
| interface OverflowMenuProps { | ||
| children: React.ReactElement<any>; | ||
| items: OverflowMenuItemType[]; | ||
| size?: string; | ||
| onSelect?: (event: GestureResponderEvent, index: number) => void; | ||
| } | ||
|
|
||
| const Popover = styled<PopoverComponent, PopoverProps>(PopoverComponent); | ||
| const OverflowMenuItem = | ||
| styled<OverflowMenuItemComponent, OverflowMenuItemProps>(OverflowMenuItemComponent); | ||
|
|
||
| export type Props = & StyledComponentProps & OverflowMenuProps & Omit<PopoverProps, 'content'>; | ||
|
|
||
| export class OverflowMenu extends React.Component<Props> { | ||
|
|
||
| private isFirstItem = (index: number): boolean => { | ||
| return index === 0; | ||
| }; | ||
|
|
||
| private isLastItem = (index: number): boolean => { | ||
| return this.props.items.length - 1 === index; | ||
| }; | ||
|
|
||
| private isSingleItem = (): boolean => { | ||
| return this.props.items.length === 1; | ||
| }; | ||
|
|
||
| private getPopoverStyle = (style: StyleType): StyleType => ({ | ||
| ...style.popover, | ||
| borderRadius: style.borderRadius, | ||
| }); | ||
|
|
||
| private onSelect = (event: GestureResponderEvent, index: number): void => { | ||
| const { visible, onSelect } = this.props; | ||
| // FIXME: this is due to popover renders always with the "opacity": 0, | ||
| // so popover can listen events even it's "invisible" | ||
| if (visible && onSelect) { | ||
| onSelect(event, index); | ||
| } | ||
| }; | ||
|
|
||
| private getMenuItemStyle = (style: StyleType, index: number): StyleType => { | ||
| const borderRadius: number = style.menuItem.borderRadius; | ||
|
|
||
| if (this.isFirstItem(index) && !this.isSingleItem()) { | ||
| return { | ||
| borderTopLeftRadius: borderRadius, | ||
| borderTopRightRadius: borderRadius, | ||
| }; | ||
| } else if (this.isLastItem(index) && !this.isSingleItem()) { | ||
| return { | ||
| borderBottomLeftRadius: borderRadius, | ||
| borderBottomRightRadius: borderRadius, | ||
| }; | ||
| } else if (this.isSingleItem()) { | ||
| return { | ||
| borderRadius: borderRadius, | ||
| }; | ||
| } | ||
| }; | ||
|
|
||
| private renderMenuItem = (item: OverflowMenuItemType, index: number): MenuItemElement => { | ||
| const { size, themedStyle } = this.props; | ||
| const itemStyle: StyleType = this.getMenuItemStyle(themedStyle, index); | ||
|
|
||
| return ( | ||
| <OverflowMenuItem | ||
| {...item} | ||
| size={size} | ||
| isLastItem={this.isLastItem(index)} | ||
| style={itemStyle} | ||
| key={index} | ||
| index={index} | ||
| onPress={this.onSelect} | ||
| /> | ||
| ); | ||
| }; | ||
|
|
||
| private renderComponentChildren = (): MenuItemElement[] => { | ||
| return this.props.items.map((item: OverflowMenuItemType, index: number) => | ||
| this.renderMenuItem(item, index)); | ||
| }; | ||
|
|
||
| private renderMenuContent = (): React.ReactElement<ViewProps> => { | ||
| const menuItems: MenuItemElement[] = this.renderComponentChildren(); | ||
|
|
||
| return ( | ||
| <View style={this.props.style}> | ||
| {menuItems} | ||
| </View> | ||
| ); | ||
| }; | ||
|
|
||
| public render(): React.ReactNode { | ||
| const { children, themedStyle, ...restProps } = this.props; | ||
| const menu: React.ReactElement<ViewProps> = this.renderMenuContent(); | ||
| const popoverStyle: StyleType = this.getPopoverStyle(themedStyle); | ||
|
|
||
| return ( | ||
| <Popover | ||
| {...restProps} | ||
| indicatorOffset={2} | ||
| content={menu} | ||
| style={[popoverStyle, restProps.style]}> | ||
| {children} | ||
| </Popover> | ||
| ); | ||
| } | ||
| } |
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