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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const Menu = require("resource://devtools/client/framework/menu.js");
const MenuItem = require("resource://devtools/client/framework/menu-item.js");
/**
* Helper function for opening context menu.
*
* @param {Array} items
* List of menu items.
* @param {Object} options:
* @property {Element} button
* Button element used to open the menu.
* @property {Number} screenX
* Screen x coordinate of the menu on the screen.
* @property {Number} screenY
* Screen y coordinate of the menu on the screen.
*/
function showMenu(items, options) {
if (items.length === 0) {
return;
}
// Build the menu object from provided menu items.
const menu = new Menu();
items.forEach(item => {
if (item == "-") {
item = { type: "separator" };
}
const menuItem = new MenuItem(item);
const subItems = item.submenu;
if (subItems) {
const subMenu = new Menu();
subItems.forEach(subItem => {
subMenu.append(new MenuItem(subItem));
});
menuItem.submenu = subMenu;
}
menu.append(menuItem);
});
// Calculate position on the screen according to
// the parent button if available.
if (options.button) {
menu.popupAtTarget(options.button);
} else {
const screenX = options.screenX;
const screenY = options.screenY;
menu.popup(screenX, screenY, window.document);
}
}
module.exports = {
showMenu,
};
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