gecko-dev/browser/actors/BrowserTabChild.sys.mjs

56 строки
1.7 KiB
JavaScript

/* vim: set ts=2 sw=2 sts=2 et tw=80: */
/* 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/. */
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
E10SUtils: "resource://gre/modules/E10SUtils.sys.mjs",
});
export class BrowserTabChild extends JSWindowActorChild {
constructor() {
super();
}
receiveMessage(message) {
let context = this.manager.browsingContext;
let docShell = context.docShell;
switch (message.name) {
// XXX(nika): Should we try to call this in the parent process instead?
case "Browser:Reload":
/* First, we'll try to use the session history object to reload so
* that framesets are handled properly. If we're in a special
* window (such as view-source) that has no session history, fall
* back on using the web navigation's reload method.
*/
let webNav = docShell.QueryInterface(Ci.nsIWebNavigation);
try {
if (webNav.sessionHistory) {
webNav = webNav.sessionHistory;
}
} catch (e) {}
let reloadFlags = message.data.flags;
if (message.data.handlingUserInput) {
reloadFlags |= Ci.nsIWebNavigation.LOAD_FLAGS_USER_ACTIVATION;
}
try {
lazy.E10SUtils.wrapHandlingUserInput(
this.document.defaultView,
message.data.handlingUserInput,
() => webNav.reload(reloadFlags)
);
} catch (e) {}
break;
case "ForceEncodingDetection":
docShell.forceEncodingDetection();
break;
}
}
}