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-rw-r--r--browser/actors/BrowserTabChild.sys.mjs55
1 files changed, 55 insertions, 0 deletions
diff --git a/browser/actors/BrowserTabChild.sys.mjs b/browser/actors/BrowserTabChild.sys.mjs
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index 0000000000..04c6e2f17a
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+++ b/browser/actors/BrowserTabChild.sys.mjs
@@ -0,0 +1,55 @@
+/* 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;
+ }
+ }
+}