89 lines
3.7 KiB
JavaScript
89 lines
3.7 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 Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Jason Eager <jce2@po.cwru.edu>
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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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function Startup()
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{
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var urlbarHistButton = document.getElementById("ClearUrlBarHistoryButton");
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var lastUrlPref = document.getElementById("general.open_location.last_url");
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try {
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var isBtnDisabled = lastUrlPref.locked;
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if (!isBtnDisabled && !lastUrlPref.hasUserValue) {
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var file = Components.classes["@mozilla.org/file/directory_service;1"]
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.getService(Components.interfaces.nsIProperties)
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.get("ProfD", Components.interfaces.nsIFile);
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file.append("urlbarhistory.sqlite");
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if (!file.exists())
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isBtnDisabled = true;
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else {
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var connection = Components.classes["@mozilla.org/storage/service;1"]
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.getService(Components.interfaces.mozIStorageService)
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.openDatabase(file);
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isBtnDisabled = !connection.tableExists("urlbarhistory");
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connection.close();
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}
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}
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urlbarHistButton.disabled = isBtnDisabled;
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}
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catch(ex) {
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}
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var globalHistButton = document.getElementById("browserClearHistory");
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var globalHistory = Components.classes["@mozilla.org/browser/global-history;2"]
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.getService(Components.interfaces.nsIBrowserHistory);
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if (globalHistory.count == 0)
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globalHistButton.disabled = true;
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}
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function prefClearGlobalHistory()
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{
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var globalHistory = Components.classes["@mozilla.org/browser/global-history;2"]
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.getService(Components.interfaces.nsIBrowserHistory);
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globalHistory.removeAllPages();
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}
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function prefClearUrlbarHistory()
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{
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document.getElementById("general.open_location.last_url").valueFromPreferences = "";
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var file = Components.classes["@mozilla.org/file/directory_service;1"]
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.getService(Components.interfaces.nsIProperties)
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.get("ProfD", Components.interfaces.nsIFile);
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file.append("urlbarhistory.sqlite");
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if (file.exists())
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file.remove(false);
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}
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