gecko-dev/browser/actors/ContextMenuParent.jsm

92 строки
2.7 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/. */
"use strict";
var EXPORTED_SYMBOLS = ["ContextMenuParent"];
class ContextMenuParent extends JSWindowActorParent {
receiveMessage(message) {
let browser = this.manager.rootFrameLoader.ownerElement;
let win = browser.ownerGlobal;
// It's possible that the <xul:browser> associated with this
// ContextMenu message doesn't belong to a window that actually
// loads nsContextMenu.js. In that case, try to find the chromeEventHandler,
// since that'll likely be the "top" <xul:browser>, and then use its window's
// nsContextMenu instance instead.
if (!win.openContextMenu) {
let topBrowser = browser.ownerGlobal.docShell.chromeEventHandler;
win = topBrowser.ownerGlobal;
}
win.openContextMenu(message, browser, this);
}
hiding() {
try {
this.sendAsyncMessage("ContextMenu:Hiding", {});
} catch (e) {
// This will throw if the content goes away while the
// context menu is still open.
}
}
reloadFrame(targetIdentifier, forceReload) {
this.sendAsyncMessage("ContextMenu:ReloadFrame", {
targetIdentifier,
forceReload,
});
}
reloadImage(targetIdentifier) {
this.sendAsyncMessage("ContextMenu:ReloadImage", { targetIdentifier });
}
getFrameTitle(targetIdentifier) {
return this.sendQuery("ContextMenu:GetFrameTitle", { targetIdentifier });
}
mediaCommand(targetIdentifier, command, data) {
let windowGlobal = this.manager.browsingContext.currentWindowGlobal;
let browser = windowGlobal.rootFrameLoader.ownerElement;
let win = browser.ownerGlobal;
let windowUtils = win.windowUtils;
this.sendAsyncMessage("ContextMenu:MediaCommand", {
targetIdentifier,
command,
data,
handlingUserInput: windowUtils.isHandlingUserInput,
});
}
canvasToBlobURL(targetIdentifier) {
return this.sendQuery("ContextMenu:Canvas:ToBlobURL", { targetIdentifier });
}
saveVideoFrameAsImage(targetIdentifier) {
return this.sendQuery("ContextMenu:SaveVideoFrameAsImage", {
targetIdentifier,
});
}
setAsDesktopBackground(targetIdentifier) {
return this.sendQuery("ContextMenu:SetAsDesktopBackground", {
targetIdentifier,
});
}
getSearchFieldBookmarkData(targetIdentifier) {
return this.sendQuery("ContextMenu:SearchFieldBookmarkData", {
targetIdentifier,
});
}
doCustomCommand(generatedItemId, handlingUserInput) {
this.sendAsyncMessage("ContextMenu:DoCustomCommand", {
generatedItemId,
handlingUserInput,
});
}
}