gecko-dev/toolkit/modules/RemoteWebNavigation.jsm

138 lines
3.9 KiB
JavaScript

// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
// 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/.
this.EXPORTED_SYMBOLS = ["RemoteWebNavigation"];
const { interfaces: Ci, classes: Cc, utils: Cu, results: Cr } = Components;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
function makeURI(url)
{
return Cc["@mozilla.org/network/io-service;1"].
getService(Ci.nsIIOService).
newURI(url, null, null);
}
function readInputStreamToString(aStream)
{
Cu.import("resource://gre/modules/NetUtil.jsm");
return NetUtil.readInputStreamToString(aStream, aStream.available());
}
function RemoteWebNavigation(browser)
{
this.swapBrowser(browser);
}
RemoteWebNavigation.prototype = {
QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebNavigation, Ci.nsISupports]),
swapBrowser: function(aBrowser) {
if (this._messageManager) {
this._messageManager.removeMessageListener("WebNavigation:setHistory", this);
}
this._browser = aBrowser;
this._messageManager = aBrowser.messageManager;
this._messageManager.addMessageListener("WebNavigation:setHistory", this);
},
LOAD_FLAGS_MASK: 65535,
LOAD_FLAGS_NONE: 0,
LOAD_FLAGS_IS_REFRESH: 16,
LOAD_FLAGS_IS_LINK: 32,
LOAD_FLAGS_BYPASS_HISTORY: 64,
LOAD_FLAGS_REPLACE_HISTORY: 128,
LOAD_FLAGS_BYPASS_CACHE: 256,
LOAD_FLAGS_BYPASS_PROXY: 512,
LOAD_FLAGS_CHARSET_CHANGE: 1024,
LOAD_FLAGS_STOP_CONTENT: 2048,
LOAD_FLAGS_FROM_EXTERNAL: 4096,
LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP: 8192,
LOAD_FLAGS_FIRST_LOAD: 16384,
LOAD_FLAGS_ALLOW_POPUPS: 32768,
LOAD_FLAGS_BYPASS_CLASSIFIER: 65536,
LOAD_FLAGS_FORCE_ALLOW_COOKIES: 131072,
STOP_NETWORK: 1,
STOP_CONTENT: 2,
STOP_ALL: 3,
canGoBack: false,
canGoForward: false,
goBack: function() {
this._sendMessage("WebNavigation:GoBack", {});
},
goForward: function() {
this._sendMessage("WebNavigation:GoForward", {});
},
gotoIndex: function(aIndex) {
this._sendMessage("WebNavigation:GotoIndex", {index: aIndex});
},
loadURI: function(aURI, aLoadFlags, aReferrer, aPostData, aHeaders) {
this.loadURIWithOptions(aURI, aLoadFlags, aReferrer,
Ci.nsIHttpChannel.REFERRER_POLICY_DEFAULT,
aPostData, aHeaders, null);
},
loadURIWithOptions: function(aURI, aLoadFlags, aReferrer, aReferrerPolicy,
aPostData, aHeaders, aBaseURI) {
this._sendMessage("WebNavigation:LoadURI", {
uri: aURI,
flags: aLoadFlags,
referrer: aReferrer ? aReferrer.spec : null,
referrerPolicy: aReferrerPolicy,
postData: aPostData ? readInputStreamToString(aPostData) : null,
headers: aHeaders ? readInputStreamToString(aHeaders) : null,
baseURI: aBaseURI ? aBaseURI.spec : null,
});
},
reload: function(aReloadFlags) {
this._sendMessage("WebNavigation:Reload", {flags: aReloadFlags});
},
stop: function(aStopFlags) {
this._sendMessage("WebNavigation:Stop", {flags: aStopFlags});
},
get document() {
return this._browser.contentDocument;
},
_currentURI: null,
get currentURI() {
if (!this._currentURI) {
this._currentURI = makeURI("about:blank");
}
return this._currentURI;
},
set currentURI(aURI) {
this.loadURI(aURI.spec, null, null, null);
},
referringURI: null,
_sessionHistory: null,
get sessionHistory() { return this._sessionHistory; },
set sessionHistory(aValue) { },
_sendMessage: function(aMessage, aData) {
try {
this._browser.messageManager.sendAsyncMessage(aMessage, aData);
}
catch (e) {
Cu.reportError(e);
}
},
receiveMessage: function(aMessage) {
switch (aMessage.name) {
case "WebNavigation:setHistory":
this._sessionHistory = aMessage.objects.history;
break;
}
}
};