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| import _ from 'lodash';
import React from 'react';
import { lucidClassNames } from '../../util/style-helpers';
import { createClass, filterTypes, getFirst, omitProps } from '../../util/component-types';
import Button from '../Button/Button';
import ButtonGroup from '../ButtonGroup/ButtonGroup';
import CaretIcon from '../Icon/CaretIcon/CaretIcon';
import DropMenu from '../DropMenu/DropMenu';
import * as reducers from './SplitButton.reducers';
const cx = lucidClassNames.bind('&-SplitButton');
const {
any,
bool,
func,
node,
oneOf,
shape,
string,
} = React.PropTypes;
/**
*
* {"categories": ["controls", "buttons"], "madeFrom": ["Button", "DropMenu"]}
*
* SplitButtons allow you to combine a single main `Button` together with a
* list of additional Buttons with actions which will be rendered within a
* DropMenu.
*/
const SplitButton = createClass({
displayName: 'SplitButton',
components: {
/**
* One of many potential `Button`s to render in this `SplitButton`. The
* first `Button` will be used as the Primary button, while all others will
* be rendered within the `DropMenu` below.
*/
Button: createClass({
displayName: 'SplitButton.Button',
propTypes: {
/**
* The children to render within the `Button`.
*/
children: any,
/**
* Disables selection of the `Button`.
*/
isDisabled: bool,
/**
* Called when the user clicks the `Button`.
*
* Signature: `({ event, props }) => {}`
*/
onClick: func,
},
}),
},
reducers,
propTypes: {
/**
* Object of DropMenu props which are passed through to the underlying
* DropMenu component.
*/
DropMenu: shape(DropMenu.propTypes),
/**
* All children should be `ButtonGroup.Button`s and they support the same
* props as `Button`s.
*/
children: node,
/**
* Appended to the component-specific class names set on the root
* element. Value is run through the `classnames` library.
*/
className: string,
/**
* Sets the direction the flyout menu will render relative to the
* SplitButton.
*/
direction: oneOf([
'up',
'down',
]),
/**
* Style variations of the SplitButton.
*/
kind: oneOf([
'primary',
'success',
'warning',
'danger',
'info',
]),
/**
* Size variations of the SplitButton.
*/
size: oneOf([
'short',
'small',
'large',
]),
/**
* Form element type variations of SplitButton. Defaults to 'button' to avoid
* being triggered by 'Enter' anywhere on the page. Passed through to DOM
* Button.
*/
type: string,
},
getDefaultProps() {
return {
direction: 'down',
type: 'button',
DropMenu: DropMenu.getDefaultProps(),
};
},
// Handles clicks on the Primary Button
handleClick({event}) {
const clickedButtonProps = _.get(getFirst(this.props, SplitButton.Button), 'props');
// Stop propagation to prevent this `Click` from expanding the `DropMenu`
event.stopPropagation();
this.handleButtonClick(clickedButtonProps, event);
},
// Handles clicks in the DropMenu
handleSelect(optionIndex, {event}) {
const buttonChildProps = _.map(filterTypes(this.props.children, SplitButton.Button), 'props');
this.handleButtonClick(buttonChildProps[optionIndex + 1], event);
},
handleButtonClick(buttonProps, event) {
const {
DropMenu: {
onCollapse,
},
} = this.props;
onCollapse();
if (_.has(buttonProps, 'onClick')) {
buttonProps.onClick({event, props: buttonProps});
}
},
render() {
const {
className,
kind,
direction,
type,
size,
DropMenu: dropMenuProps,
...passThroughs
} = this.props;
const {
isExpanded,
} = dropMenuProps;
const [primaryButtonProps, ...buttonChildProps] = _.map(filterTypes(this.props.children, SplitButton.Button), 'props');
return (
<DropMenu
{...dropMenuProps}
{...omitProps(passThroughs, SplitButton)}
direction={direction}
className={cx('&', className)}
onSelect={this.handleSelect}
>
<DropMenu.Control>
<ButtonGroup>
<Button
{...primaryButtonProps}
className={cx('&-Button-primary')}
kind={kind}
type={type}
size={size}
onClick={this.handleClick}
/>
<Button
className={cx('&-Button-drop')}
hasOnlyIcon
isActive={isExpanded}
kind={kind}
>
<CaretIcon
className={cx('&-CaretIcon')}
direction={direction}
size={8}
/>
</Button>
</ButtonGroup>
</DropMenu.Control>
{_.map(buttonChildProps, (buttonChildProp, index) => (
<DropMenu.Option
{...buttonChildProp}
key={index}
/>
))}
</DropMenu>
);
},
});
export default SplitButton;
|