103 lines
2.7 KiB
JavaScript
103 lines
2.7 KiB
JavaScript
/*
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* This file Copyright (C) 2020 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*/
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import { setEnabled } from './utils.js';
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export class ContextMenu extends EventTarget {
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constructor(action_manager) {
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super();
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this.action_listener = this._update.bind(this);
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this.action_manager = action_manager;
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this.action_manager.addEventListener('change', this.action_listener);
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Object.assign(this, this._create());
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this.show();
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}
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show() {
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for (const [action, item] of Object.entries(this.actions)) {
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setEnabled(item, this.action_manager.isEnabled(action));
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}
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document.body.append(this.root);
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}
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close() {
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if (!this.closed) {
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this.action_manager.removeEventListener('change', this.action_listener);
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this.root.remove();
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this.dispatchEvent(new Event('close'));
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for (const key of Object.keys(this)) {
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delete this[key];
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}
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this.closed = true;
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}
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}
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_update(event_) {
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const e = this.actions[event_.action];
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if (e) {
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setEnabled(e, event_.enabled);
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}
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}
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_create() {
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const root = document.createElement('div');
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root.role = 'menu';
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root.classList.add('context-menu', 'popup');
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const actions = {};
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const add_item = (action) => {
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const item = document.createElement('div');
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const text = this.action_manager.text(action);
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item.role = 'menuitem';
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item.classList.add('context-menuitem');
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item.dataset.action = action;
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item.textContent = text;
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const keyshortcuts = this.action_manager.keyshortcuts(action);
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if (keyshortcuts) {
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item.setAttribute('aria-keyshortcuts', keyshortcuts);
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}
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item.addEventListener('click', () => {
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this.action_manager.click(action);
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this.close();
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});
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actions[action] = item;
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root.append(item);
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};
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const add_separator = () => {
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const item = document.createElement('div');
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item.classList.add('context-menu-separator');
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root.append(item);
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};
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add_item('resume-selected-torrents');
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add_item('resume-selected-torrents-now');
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add_item('pause-selected-torrents');
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add_separator();
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add_item('move-top');
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add_item('move-up');
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add_item('move-down');
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add_item('move-bottom');
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add_separator();
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add_item('remove-selected-torrents');
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add_item('trash-selected-torrents');
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add_separator();
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add_item('verify-selected-torrents');
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add_item('show-move-dialog');
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add_item('show-rename-dialog');
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add_separator();
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add_item('reannounce-selected-torrents');
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add_separator();
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add_item('select-all');
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add_item('deselect-all');
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return { actions, root };
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}
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}
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