gecko-dev/toolkit/actors/ControllersChild.jsm

66 строки
2.1 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/. */
"use strict";
var EXPORTED_SYMBOLS = ["ControllersChild"];
class ControllersChild extends JSWindowActorChild {
receiveMessage(message) {
switch (message.name) {
case "ControllerCommands:Do":
if (this.docShell && this.docShell.isCommandEnabled(message.data)) {
this.docShell.doCommand(message.data);
}
break;
case "ControllerCommands:DoWithParams":
var data = message.data;
if (this.docShell && this.docShell.isCommandEnabled(data.cmd)) {
var params = Cu.createCommandParams();
let substituteXY = false;
let x = 0;
let y = 0;
if (
data.cmd == "cmd_lookUpDictionary" &&
"x" in data.params &&
"y" in data.params &&
data.params.x.type == "long" &&
data.params.y.type == "long"
) {
substituteXY = true;
x = parseInt(data.params.x.value);
y = parseInt(data.params.y.value);
let rect = this.contentWindow.windowUtils.convertFromParentProcessWidgetToLocal(
x,
y,
1,
1
);
x = Math.round(rect.x);
y = Math.round(rect.y);
}
for (var name in data.params) {
var value = data.params[name];
if (value.type == "long") {
if (substituteXY && name === "x") {
params.setLongValue(name, x);
} else if (substituteXY && name === "y") {
params.setLongValue(name, y);
} else {
params.setLongValue(name, parseInt(value.value));
}
} else {
throw Components.Exception("", Cr.NS_ERROR_NOT_IMPLEMENTED);
}
}
this.docShell.doCommandWithParams(data.cmd, params);
}
break;
}
}
}