BookStack/resources/js/wysiwyg/ui/framework/blocks/dropdown-button.ts

76 lines
2.4 KiB
TypeScript

import {el} from "../../../helpers";
import {handleDropdown} from "../helpers/dropdowns";
import {EditorContainerUiElement, EditorUiElement} from "../core";
import {EditorBasicButtonDefinition, EditorButton} from "../buttons";
export type EditorDropdownButtonOptions = {
showOnHover?: boolean;
direction?: 'vertical'|'horizontal';
button: EditorBasicButtonDefinition|EditorButton;
};
const defaultOptions: EditorDropdownButtonOptions = {
showOnHover: false,
direction: 'horizontal',
button: {label: 'Menu'},
}
export class EditorDropdownButton extends EditorContainerUiElement {
protected button: EditorButton;
protected childItems: EditorUiElement[];
protected open: boolean = false;
protected options: EditorDropdownButtonOptions;
constructor(options: EditorDropdownButtonOptions, children: EditorUiElement[]) {
super(children);
this.childItems = children;
this.options = Object.assign({}, defaultOptions, options);
if (options.button instanceof EditorButton) {
this.button = options.button;
} else {
this.button = new EditorButton({
...options.button,
action() {
return false;
},
isActive: () => {
return this.open;
}
});
}
this.addChildren(this.button);
}
insertItems(...items: EditorUiElement[]) {
this.addChildren(...items);
this.childItems.push(...items);
}
protected buildDOM(): HTMLElement {
const button = this.button.getDOMElement();
const childElements: HTMLElement[] = this.childItems.map(child => child.getDOMElement());
const menu = el('div', {
class: `editor-dropdown-menu editor-dropdown-menu-${this.options.direction}`,
hidden: 'true',
}, childElements);
const wrapper = el('div', {
class: 'editor-dropdown-menu-container',
}, [button, menu]);
handleDropdown({toggle: button, menu : menu,
showOnHover: this.options.showOnHover,
onOpen : () => {
this.open = true;
this.getContext().manager.triggerStateUpdateForElement(this.button);
}, onClose : () => {
this.open = false;
this.getContext().manager.triggerStateUpdateForElement(this.button);
}});
return wrapper;
}
}