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class SHistoryListener {
constructor() {
this.retval = true;
this.last = "initial";
}
OnHistoryNewEntry() {
this.last = "newentry";
}
OnHistoryGotoIndex() {
this.last = "gotoindex";
}
OnHistoryPurge() {
this.last = "purge";
}
OnHistoryReload() {
this.last = "reload";
return this.retval;
}
OnHistoryReplaceEntry() {}
}
SHistoryListener.prototype.QueryInterface = ChromeUtils.generateQI([
"nsISHistoryListener",
"nsISupportsWeakReference",
]);
let listeners;
export class Bug422543Child extends JSWindowActorChild {
constructor() {
super();
}
actorCreated() {
if (listeners) {
return;
}
this.shistory = this.docShell.nsIWebNavigation.sessionHistory;
listeners = [new SHistoryListener(), new SHistoryListener()];
for (let listener of listeners) {
this.shistory.legacySHistory.addSHistoryListener(listener);
}
}
cleanup() {
for (let listener of listeners) {
this.shistory.legacySHistory.removeSHistoryListener(listener);
}
this.shistory = null;
listeners = null;
return {};
}
getListenerStatus() {
return listeners.map(l => l.last);
}
resetListeners() {
for (let listener of listeners) {
listener.last = "initial";
}
return {};
}
notifyReload() {
let history = this.shistory.legacySHistory;
let rval = history.notifyOnHistoryReload();
return { rval };
}
setRetval({ num, val }) {
listeners[num].retval = val;
return {};
}
receiveMessage(msg) {
switch (msg.name) {
case "cleanup":
return this.cleanup();
case "getListenerStatus":
return this.getListenerStatus();
case "notifyReload":
return this.notifyReload();
case "resetListeners":
return this.resetListeners();
case "setRetval":
return this.setRetval(msg.data);
}
return null;
}
}