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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 EXPORTED_SYMBOLS = ["MailExtensionShortcuts"];
const { XPCOMUtils } = ChromeUtils.importESModule(
"resource://gre/modules/XPCOMUtils.sys.mjs"
);
const { ExtensionShortcuts } = ChromeUtils.importESModule(
"resource://gre/modules/ExtensionShortcuts.sys.mjs"
);
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
ExtensionParent: "resource://gre/modules/ExtensionParent.sys.mjs",
});
XPCOMUtils.defineLazyGetter(lazy, "browserActionFor", () => {
return lazy.ExtensionParent.apiManager.global.browserActionFor;
});
XPCOMUtils.defineLazyGetter(lazy, "composeActionFor", () => {
return lazy.ExtensionParent.apiManager.global.composeActionFor;
});
XPCOMUtils.defineLazyGetter(lazy, "messageDisplayActionFor", () => {
return lazy.ExtensionParent.apiManager.global.messageDisplayActionFor;
});
const EXECUTE_ACTION = "_execute_action";
const EXECUTE_BROWSER_ACTION = "_execute_browser_action";
const EXECUTE_MSG_DISPLAY_ACTION = "_execute_message_display_action";
const EXECUTE_COMPOSE_ACTION = "_execute_compose_action";
class MailExtensionShortcuts extends ExtensionShortcuts {
/**
* Builds a XUL Key element and attaches an onCommand listener which
* emits a command event with the provided name when fired.
*
* @param {Document} doc The XUL document.
* @param {string} name The name of the command.
* @param {string} shortcut The shortcut provided in the manifest.
* @see https://developer.mozilla.org/en-US/docs/Mozilla/Tech/XUL/key
*
* @returns {Document} The newly created Key element.
*/
buildKey(doc, name, shortcut) {
let keyElement = this.buildKeyFromShortcut(doc, name, shortcut);
// We need to have the attribute "oncommand" for the "command" listener to fire,
// and it is currently ignored when set to the empty string.
keyElement.setAttribute("oncommand", "//");
/* eslint-disable mozilla/balanced-listeners */
// We remove all references to the key elements when the extension is shutdown,
// therefore the listeners for these elements will be garbage collected.
keyElement.addEventListener("command", event => {
let action;
if (
name == EXECUTE_BROWSER_ACTION &&
this.extension.manifestVersion < 3
) {
action = lazy.browserActionFor(this.extension);
} else if (name == EXECUTE_ACTION && this.extension.manifestVersion > 2) {
action = lazy.browserActionFor(this.extension);
} else if (name == EXECUTE_COMPOSE_ACTION) {
action = lazy.composeActionFor(this.extension);
} else if (name == EXECUTE_MSG_DISPLAY_ACTION) {
action = lazy.messageDisplayActionFor(this.extension);
} else {
this.extension.tabManager.addActiveTabPermission();
this.onCommand(name);
return;
}
if (action) {
let win = event.target.ownerGlobal;
action.triggerAction(win);
}
});
/* eslint-enable mozilla/balanced-listeners */
return keyElement;
}
}
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