pjs/suite/browser/browser.js

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JavaScript

/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Blake Ross <blakeross@telocity.com>
* Peter Annema <disttsc@bart.nl>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
const nsIWebNavigation = Components.interfaces.nsIWebNavigation;
function getWebNavigation()
{
try {
return getBrowser().webNavigation;
} catch (e) {
return null;
}
}
function BrowserReloadWithFlags(reloadFlags)
{
/* 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.
*/
var webNav = getWebNavigation();
try {
var sh = webNav.sessionHistory;
if (sh)
webNav = sh.QueryInterface(Components.interfaces.nsIWebNavigation);
} catch (e) {
}
try {
webNav.reload(reloadFlags);
} catch (e) {
}
}
function BrowserPrintPreview()
{
// using _content.print() until printing becomes scriptable on docShell
try {
_content.printPreview();
} catch (e) {
// Pressing cancel is expressed as an NS_ERROR_FAILURE return value,
// causing an exception to be thrown which we catch here.
// Unfortunately this will also consume helpful failures, so add a
// dump(e); // if you need to debug
}
}
function BrowserPrintSetup()
{
goPageSetup(); // from utilityOverlay.js
}
function BrowserPrint()
{
// using _content.print() until printing becomes scriptable on docShell
try {
_content.print();
} catch (e) {
// Pressing cancel is expressed as an NS_ERROR_FAILURE return value,
// causing an exception to be thrown which we catch here.
// Unfortunately this will also consume helpful failures, so add a
// dump(e); // if you need to debug
}
}
function BrowserSetDefaultCharacterSet(aCharset)
{
// no longer needed; set when setting Force; see bug 79608
}
function BrowserSetForcedCharacterSet(aCharset)
{
var docCharset = getBrowser().docShell.QueryInterface(
Components.interfaces.nsIDocCharset);
docCharset.charset = aCharset;
BrowserReloadWithFlags(nsIWebNavigation.LOAD_FLAGS_CHARSET_CHANGE);
}
function BrowserSetForcedDetector()
{
getBrowser().documentCharsetInfo.forcedDetector = true;
}
function BrowserFind()
{
var focusedWindow = document.commandDispatcher.focusedWindow;
if (!focusedWindow || focusedWindow == window)
focusedWindow = window._content;
findInPage(getBrowser(), window._content, focusedWindow)
}
function BrowserFindAgain()
{
var focusedWindow = document.commandDispatcher.focusedWindow;
if (!focusedWindow || focusedWindow == window)
focusedWindow = window._content;
findAgainInPage(getBrowser(), window._content, focusedWindow)
}
function BrowserCanFindAgain()
{
return canFindAgainInPage();
}
function getMarkupDocumentViewer()
{
return getBrowser().markupDocumentViewer;
}