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electron-context-menu-renderer.ts
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electron-context-menu-renderer.ts
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/********************************************************************************
* Copyright (C) 2017 TypeFox and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
********************************************************************************/
/* eslint-disable @typescript-eslint/no-explicit-any */
import * as electron from '../../../shared/electron';
import { inject, injectable } from 'inversify';
import { ContextMenuRenderer, RenderContextMenuOptions, ContextMenuAccess, FrontendApplicationContribution, CommonCommands, coordinateFromAnchor } from '../../browser';
import { ElectronMainMenuFactory } from './electron-main-menu-factory';
import { ContextMenuContext } from '../../browser/menu/context-menu-context';
import { MenuPath, MenuContribution, MenuModelRegistry } from '../../common';
export class ElectronContextMenuAccess extends ContextMenuAccess {
constructor(readonly menu: electron.Menu) {
super({
dispose: () => menu.closePopup()
});
}
}
export namespace ElectronTextInputContextMenu {
export const MENU_PATH: MenuPath = ['electron_text_input'];
export const UNDO_REDO_EDIT_GROUP = [...MENU_PATH, '0_undo_redo_group'];
export const EDIT_GROUP = [...MENU_PATH, '1_edit_group'];
export const SELECT_GROUP = [...MENU_PATH, '2_select_group'];
}
@injectable()
export class ElectronTextInputContextMenuContribution implements FrontendApplicationContribution, MenuContribution {
@inject(ContextMenuRenderer)
protected readonly contextMenuRenderer: ContextMenuRenderer;
onStart(): void {
window.document.addEventListener('contextmenu', event => {
if (event.target instanceof HTMLElement) {
const target = <HTMLElement>event.target;
if (target.nodeName && (target.nodeName.toLowerCase() === 'input' || target.nodeName.toLowerCase() === 'textarea')) {
event.preventDefault();
event.stopPropagation();
this.contextMenuRenderer.render({
anchor: event,
menuPath: ElectronTextInputContextMenu.MENU_PATH,
onHide: () => target.focus()
});
}
}
});
}
registerMenus(registry: MenuModelRegistry): void {
registry.registerMenuAction(ElectronTextInputContextMenu.UNDO_REDO_EDIT_GROUP, { commandId: CommonCommands.UNDO.id });
registry.registerMenuAction(ElectronTextInputContextMenu.UNDO_REDO_EDIT_GROUP, { commandId: CommonCommands.REDO.id });
registry.registerMenuAction(ElectronTextInputContextMenu.EDIT_GROUP, { commandId: CommonCommands.CUT.id });
registry.registerMenuAction(ElectronTextInputContextMenu.EDIT_GROUP, { commandId: CommonCommands.COPY.id });
registry.registerMenuAction(ElectronTextInputContextMenu.EDIT_GROUP, { commandId: CommonCommands.PASTE.id });
registry.registerMenuAction(ElectronTextInputContextMenu.SELECT_GROUP, { commandId: CommonCommands.SELECT_ALL.id });
}
}
@injectable()
export class ElectronContextMenuRenderer extends ContextMenuRenderer {
@inject(ContextMenuContext)
protected readonly context: ContextMenuContext;
constructor(@inject(ElectronMainMenuFactory) private menuFactory: ElectronMainMenuFactory) {
super();
}
protected doRender({ menuPath, anchor, args, onHide }: RenderContextMenuOptions): ElectronContextMenuAccess {
const menu = this.menuFactory.createContextMenu(menuPath, args);
const { x, y } = coordinateFromAnchor(anchor);
const zoom = electron.webFrame.getZoomFactor();
// x and y values must be Ints or else there is a conversion error
menu.popup({ x: Math.round(x * zoom), y: Math.round(y * zoom) });
// native context menu stops the event loop, so there is no keyboard events
this.context.resetAltPressed();
if (onHide) {
menu.once('menu-will-close', () => onHide());
}
return new ElectronContextMenuAccess(menu);
}
}