98 lines
3.9 KiB
JavaScript
98 lines
3.9 KiB
JavaScript
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Application Suite.
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*
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* The Initial Developer of the Original Code is
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* Ian Oeschger.
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* Portions created by the Initial Developer are Copyright (C) 2003
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* brantgurganus2001@cherokeescouting.org
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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const MOZILLA_CONTENT_PACK = "chrome://help/locale/firebirdhelp.rdf";
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// Set the default content pack to the Mozilla content pack. Use the
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// setHelpFileURI function to set this value.
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var helpFileURI = MOZILLA_CONTENT_PACK;
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// openHelp - Opens up the Mozilla Help Viewer with the specified
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// topic and content pack.
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// see http://www.mozilla.org/projects/help-viewer/content_packs.html
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function openHelp(topic, contentPack)
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{
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//cp is the content pack to use in this function. If the contentPack
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//parameter was set, we will use that content pack. If not, we will
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//use the default content pack set by setHelpFileURI().
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var cp = contentPack || helpFileURI;
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// Try to find previously opened help.
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var topWindow = locateHelpWindow(cp);
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if ( topWindow ) {
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// Open topic in existing window.
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topWindow.focus();
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topWindow.displayTopic(topic);
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} else {
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// Open topic in new window.
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const params = Components.classes["@mozilla.org/embedcomp/dialogparam;1"]
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.createInstance(Components.interfaces.nsIDialogParamBlock);
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params.SetNumberStrings(2);
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params.SetString(0, cp);
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params.SetString(1, topic);
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const ww = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
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.getService(Components.interfaces.nsIWindowWatcher);
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ww.openWindow(null, "chrome://help/content/help.xul", "_blank", "chrome,all,alwaysRaised,dialog=no", params);
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}
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}
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// setHelpFileURI - Sets the default content pack to use in the Help Viewer
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function setHelpFileURI(rdfURI)
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{
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helpFileURI = rdfURI;
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}
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// Locate existing help window for this content pack.
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function locateHelpWindow(contentPack) {
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const windowManagerInterface = Components
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.classes['@mozilla.org/appshell/window-mediator;1'].getService()
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.QueryInterface(Components.interfaces.nsIWindowMediator);
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const iterator = windowManagerInterface.getEnumerator("mozilla:help");
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var topWindow = null;
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var aWindow;
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// Loop through help windows looking for one with selected content
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// pack.
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while (iterator.hasMoreElements()) {
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aWindow = iterator.getNext();
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if (aWindow.getHelpFileURI() == contentPack) {
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topWindow = aWindow;
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}
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}
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return topWindow;
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}
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