зеркало из https://github.com/mozilla/pjs.git
618 строки
25 KiB
C++
618 строки
25 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** 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.org code.
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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
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Bill Law <law@netscape.com>
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* Dean Tessman <dean_tessman@hotmail.com>
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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 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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#include <windows.h>
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#include <stdlib.h>
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#include <string.h>
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#include "nsString.h"
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#include "nsIStringBundle.h"
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#include "nsDirectoryService.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsNativeCharsetUtils.h"
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#include "nsWindowsHooksUtil.h"
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#ifdef MOZ_XUL_APP
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#include "nsNativeAppSupportWin.h"
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#else
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#include "nsINativeAppSupportWin.h"
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#include "nsICmdLineHandler.h"
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#endif
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#define MOZ_HWND_BROADCAST_MSG_TIMEOUT 5000
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#define MOZ_CLIENT_BROWSER_KEY "Software\\Clients\\StartMenuInternet"
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// Generate the "full" name of this registry entry.
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nsCString RegistryEntry::fullName() const {
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nsCString result;
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if ( baseKey == HKEY_CURRENT_USER ) {
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result = "HKEY_CURRENT_USER\\";
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} else if ( baseKey == HKEY_LOCAL_MACHINE ) {
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result = "HKEY_LOCAL_MACHINE\\";
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} else {
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result = "\\";
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}
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result += keyName;
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if ( !valueName.IsEmpty() ) {
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result += "[";
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result += valueName;
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result += "]";
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}
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return result;
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}
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// Tests whether registry entry already has desired setting.
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PRBool RegistryEntry::isAlreadySet() const {
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PRBool result = FALSE;
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nsCAutoString current( currentSetting() );
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result = ( current == setting );
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return result;
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}
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// Gives registry entry the desired setting.
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nsresult RegistryEntry::set() {
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#ifdef DEBUG_law
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if ( isNull && setting.IsEmpty() ) printf( "Deleting %s\n", fullName().get() );
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else printf( "Setting %s=%s\n", fullName().get(), setting.get() );
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#endif
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nsresult result = NS_ERROR_FAILURE;
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HKEY key;
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LONG rc = ::RegOpenKey( baseKey, keyName.get(), &key );
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// See if key doesn't exist yet...
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if ( rc == ERROR_FILE_NOT_FOUND ) {
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rc = ::RegCreateKey( baseKey, keyName.get(), &key );
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}
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if ( rc == ERROR_SUCCESS ) {
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if ( isNull && setting.IsEmpty() ) {
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// This means we need to actually remove the value, not merely set it to an
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// empty string.
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rc = ::RegDeleteValue( key, valueNameArg() );
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if ( rc == ERROR_SUCCESS ) {
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result = NS_OK;
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}
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} else {
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NS_ConvertUTF8toUTF16 utf16Setting(setting);
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// Get current value to see if it is set properly already.
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PRUnichar buffer[4096] = { 0 };
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DWORD len = sizeof buffer;
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NS_ConvertASCIItoUTF16 wValueName(valueNameArg());
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rc = ::RegQueryValueExW( key, wValueName.get(), NULL,
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NULL, (LPBYTE)buffer, &len );
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if ( rc != ERROR_SUCCESS || !utf16Setting.Equals(buffer) ) {
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rc = ::RegSetValueExW( key, wValueName.get(), 0, REG_SZ,
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(LPBYTE) (utf16Setting.get()),
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utf16Setting.Length() * 2);
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if ( rc == ERROR_SUCCESS ) {
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result = NS_OK;
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}
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} else {
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// Already has desired setting.
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result = NS_OK;
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}
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}
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::RegCloseKey( key );
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} else {
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#ifdef DEBUG_law
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NS_ASSERTION( rc == ERROR_SUCCESS, fullName().get() );
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#endif
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}
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return result;
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}
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// Get current setting, set new one, then save the previous.
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nsresult SavedRegistryEntry::set() {
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nsresult rv = NS_OK;
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PRBool currentlyUndefined = PR_TRUE;
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nsCAutoString prev( currentSetting( ¤tlyUndefined ) );
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// See if value is changing.
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// We need an extra check for the case where we have an empty entry
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// and we need to remove it entirely.
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if ( setting != prev || ( !currentlyUndefined && isNull ) ) {
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// Set new.
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rv = RegistryEntry::set();
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if ( NS_SUCCEEDED( rv ) ) {
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// Save old.
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RegistryEntry tmp( HKEY_LOCAL_MACHINE, "Software\\Mozilla\\Desktop", fullName().get(), prev.get() );
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tmp.set();
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}
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}
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return rv;
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}
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// setWindowsXP
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//
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// We need to:
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// a. Make sure this application is registered as a "Start Menu
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// internet app" under HKLM\Software\Clients\StartMenuInternet.
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// b. Make this app the default "Start Menu internet app" for this
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// user.
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static void setWindowsXP() {
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// We test for the presence of this subkey as a WindowsXP test.
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// We do it this way so that vagueries of future Windows versions
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// are handled as best we can.
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HKEY key;
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nsCAutoString baseKey( NS_LITERAL_CSTRING( "Software\\Clients\\StartMenuInternet" ) );
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LONG rc = ::RegOpenKey( HKEY_LOCAL_MACHINE, baseKey.get(), &key );
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if ( rc == ERROR_SUCCESS ) {
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// OK, this is WindowsXP (or equivalent). Add this application to the
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// set registered as "Start Menu internet apps." These entries go
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// under the subkey MOZILLA.EXE (or whatever the name of this executable is),
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// that subkey name is generated by the utility function shortAppName.
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::RegCloseKey(key);
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// The next 3 go under this subkey.
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nsCAutoString subkey( baseKey + NS_LITERAL_CSTRING( "\\" ) + shortAppName() );
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// Pretty name. This goes into the LocalizedString value. It is the
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// name of the executable (preceded by '@'), followed by ",-nnn" where
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// nnn is the resource identifier of the string in the .exe. That value
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// comes from nsINativeAppSupportWin.h.
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char buffer[ _MAX_PATH + 8 ]; // Path, plus '@', comma, minus, and digits (5)
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_snprintf( buffer, sizeof buffer, "@%s,-%d", thisApplication().get(), IDS_STARTMENU_APPNAME );
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RegistryEntry tmp_entry1( HKEY_LOCAL_MACHINE,
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subkey.get(),
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"LocalizedString",
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buffer );
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tmp_entry1.set();
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// Default icon (from .exe resource).
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RegistryEntry tmp_entry2( HKEY_LOCAL_MACHINE,
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nsCAutoString( subkey + NS_LITERAL_CSTRING( "\\DefaultIcon" ) ).get(),
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"",
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nsCAutoString( thisApplication() + NS_LITERAL_CSTRING( ",0" ) ).get() );
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tmp_entry2.set();
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// Command to open.
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RegistryEntry tmp_entry3( HKEY_LOCAL_MACHINE,
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nsCAutoString( subkey + NS_LITERAL_CSTRING( "\\shell\\open\\command" ) ).get(),
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"",
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thisApplication().get() );
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tmp_entry3.set();
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// "Properties" verb. The default value is the text that will appear in the menu.
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// The default value under the command subkey is the name of this application, with
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// arguments to cause the Preferences window to appear.
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nsCOMPtr<nsIStringBundleService> bundleService( do_GetService( "@mozilla.org/intl/stringbundle;1" ) );
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nsCOMPtr<nsIStringBundle> bundle;
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nsXPIDLString label;
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if ( bundleService &&
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NS_SUCCEEDED( bundleService->CreateBundle( "chrome://global-platform/locale/nsWindowsHooks.properties",
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getter_AddRefs( bundle ) ) ) &&
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NS_SUCCEEDED( bundle->GetStringFromName( NS_LITERAL_STRING( "prefsLabel" ).get(), getter_Copies( label ) ) ) ) {
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// Set the label that will appear in the start menu context menu.
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RegistryEntry tmp_entry4( HKEY_LOCAL_MACHINE,
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nsCAutoString( subkey + NS_LITERAL_CSTRING( "\\shell\\properties" ) ).get(),
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"",
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NS_ConvertUTF16toUTF8( label ).get() );
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tmp_entry4.set();
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}
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RegistryEntry tmp_entry5( HKEY_LOCAL_MACHINE,
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nsCAutoString( subkey + NS_LITERAL_CSTRING( "\\shell\\properties\\command" ) ).get(),
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"", nsCAutoString( thisApplication() +
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NS_LITERAL_CSTRING(" -chrome \"chrome://communicator/content/pref/pref.xul\"") ).get()
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);
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tmp_entry5.set();
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// Now we need to select our application as the default start menu internet application.
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// This is accomplished by first trying to store our subkey name in
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// HKLM\Software\Clients\StartMenuInternet's default value. See
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// http://support.microsoft.com/directory/article.asp?ID=KB;EN-US;Q297878 for detail.
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SavedRegistryEntry hklmAppEntry( HKEY_LOCAL_MACHINE, baseKey.get(), "", shortAppName().get() );
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hklmAppEntry.set();
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// That may or may not have worked (depending on whether we have sufficient access).
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if ( hklmAppEntry.currentSetting() == hklmAppEntry.setting ) {
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// We've set the hklm entry, so we can delete the one under hkcu.
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SavedRegistryEntry tmp_entry6( HKEY_CURRENT_USER, baseKey.get(), "", 0 );
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tmp_entry6.set();
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} else {
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// All we can do is set the default start menu internet app for this user.
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SavedRegistryEntry tmp_entry7( HKEY_CURRENT_USER, baseKey.get(), "", shortAppName().get() );
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}
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// Notify the system of the changes.
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::SendMessageTimeout( HWND_BROADCAST,
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WM_SETTINGCHANGE,
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0,
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(LPARAM)MOZ_CLIENT_BROWSER_KEY,
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SMTO_NORMAL|SMTO_ABORTIFHUNG,
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MOZ_HWND_BROADCAST_MSG_TIMEOUT,
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NULL);
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}
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}
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// Set this entry and its corresponding DDE entry. The DDE entry
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// must be turned off to stop Windows from trying to use DDE.
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nsresult ProtocolRegistryEntry::set() {
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// If the protocol is http, then we have to do special stuff.
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// We must take care of this first because setting the "protocol entry"
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// for http will cause WindowsXP to do stuff automatically for us,
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// thereby making it impossible for us to propertly reset.
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if ( protocol.EqualsLiteral( "http" ) ) {
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setWindowsXP();
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}
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// Set this entry.
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nsresult rv = SavedRegistryEntry::set();
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// Save and set corresponding DDE entry(ies).
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DDERegistryEntry( protocol.get() ).set();
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// Set icon.
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ProtocolIconRegistryEntry( protocol.get() ).set();
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return rv;
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}
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// Not being a "saved" entry, we can't restore, so just delete it.
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nsresult RegistryEntry::reset() {
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HKEY key;
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LONG rc = ::RegOpenKey( baseKey, keyName.get(), &key );
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if ( rc == ERROR_SUCCESS ) {
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rc = ::RegDeleteValue( key, valueNameArg() );
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::RegCloseKey(key);
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#ifdef DEBUG_law
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if ( rc == ERROR_SUCCESS ) printf( "Deleting key=%s\n", (const char*)fullName().get() );
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#endif
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}
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return NS_OK;
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}
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// Resets registry entry to the saved value (if there is one). We first
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// ensure that we still "own" that entry (by comparing its value to what
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// we would set it to).
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nsresult SavedRegistryEntry::reset() {
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nsresult result = NS_OK;
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// Get current setting for this key/value.
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nsCAutoString current( currentSetting() );
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// Test if we "own" it.
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if ( current == setting ) {
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// Unset it, then. First get saved value it had previously.
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PRBool noSavedValue = PR_TRUE;
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RegistryEntry saved = RegistryEntry( HKEY_LOCAL_MACHINE, mozillaKeyName, fullName().get(), "" );
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// There are 3 cases:
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// - no saved entry
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// - empty saved entry
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// - a non-empty saved entry
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// We delete the current entry in the first case, and restore
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// the saved entry (empty or otherwise) in the other two.
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setting = saved.currentSetting( &noSavedValue );
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if ( !setting.IsEmpty() || !noSavedValue ) {
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// Set to previous value.
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isNull = PR_FALSE; // Since we're resetting and the saved value may be empty, we
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// need to make sure set() doesn't mistakenly delete this entry.
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result = RegistryEntry::set();
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// Remove saved entry.
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saved.reset();
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} else {
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// No saved value, just delete this entry.
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result = RegistryEntry::reset();
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}
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}
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return result;
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}
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// resetWindowsXP
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//
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// This function undoes "setWindowsXP," more or less. It only needs to restore the selected
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// default Start Menu internet application. The registration of this application as one of
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// the start menu internet apps can remain. There is no check for the presence of anything
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// because the SaveRegistryEntry::reset calls will have no effect if there is no value at that
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// location (or, if that value has been changed by another application).
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static void resetWindowsXP() {
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NS_NAMED_LITERAL_CSTRING( baseKey, "Software\\Clients\\StartMenuInternet" );
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// First, try to restore the HKLM setting. This will fail if either we didn't
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// set that, or, if we don't have access).
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SavedRegistryEntry tmp_entry8( HKEY_LOCAL_MACHINE, baseKey.get(), "", shortAppName().get() );
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tmp_entry8.reset();
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// The HKCU setting is trickier. We may have set it, but we may also have
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// removed it (see setWindowsXP(), above). We first try to reverse the
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// setting. If we had removed it, then this will fail.
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SavedRegistryEntry tmp_entry9( HKEY_CURRENT_USER, baseKey.get(), "", shortAppName().get() );
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tmp_entry9.reset();
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// Now, try to reverse the removal of this key. This will fail if there is a current
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// setting, and will only work if this key is unset, and, we have a saved value.
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SavedRegistryEntry tmp_entry10( HKEY_CURRENT_USER, baseKey.get(), "", 0 );
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tmp_entry10.reset();
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// Notify the system of the changes.
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::SendMessageTimeout( HWND_BROADCAST,
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WM_SETTINGCHANGE,
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0,
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(LPARAM)MOZ_CLIENT_BROWSER_KEY,
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SMTO_NORMAL|SMTO_ABORTIFHUNG,
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MOZ_HWND_BROADCAST_MSG_TIMEOUT,
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NULL);
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}
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// Restore this entry and corresponding DDE entry.
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nsresult ProtocolRegistryEntry::reset() {
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// Restore this entry.
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nsresult rv = SavedRegistryEntry::reset();
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// Do same for corresponding DDE entry.
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DDERegistryEntry( protocol.get() ).reset();
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// Reset icon.
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ProtocolIconRegistryEntry( protocol.get() ).reset();
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// For http:, on WindowsXP, we need to do some extra cleanup.
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if ( protocol.EqualsLiteral( "http" ) ) {
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resetWindowsXP();
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}
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return rv;
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}
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static DWORD deleteKey( HKEY baseKey, const char *keyName ) {
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// Make sure input subkey isn't null.
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DWORD rc;
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if ( keyName && ::strlen(keyName) ) {
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// Open subkey.
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HKEY key;
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rc = ::RegOpenKeyEx( baseKey,
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keyName,
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0,
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KEY_ENUMERATE_SUB_KEYS | DELETE,
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&key );
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// Continue till we get an error or are done.
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while ( rc == ERROR_SUCCESS ) {
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char subkeyName[_MAX_PATH];
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DWORD len = sizeof subkeyName;
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// Get first subkey name. Note that we always get the
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// first one, then delete it. So we need to get
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// the first one next time, also.
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rc = ::RegEnumKeyEx( key,
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0,
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subkeyName,
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&len,
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0,
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0,
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0,
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0 );
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if ( rc == ERROR_NO_MORE_ITEMS ) {
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// No more subkeys. Delete the main one.
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rc = ::RegDeleteKey( baseKey, keyName );
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break;
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} else if ( rc == ERROR_SUCCESS ) {
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// Another subkey, delete it, recursively.
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rc = deleteKey( key, subkeyName );
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}
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}
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// Close the key we opened.
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::RegCloseKey( key );
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} else {
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rc = ERROR_BADKEY;
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}
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return rc;
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}
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// Set the "dde" entry by deleting the main ddexec subkey
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// under HKLM\Software\Classes\<protocol>\shell\open.
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// We "set" the various subkeys in order to preserve useful
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// information.
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nsresult DDERegistryEntry::set() {
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nsresult rv = SavedRegistryEntry::set();
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rv = activate.set();
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rv = app.set();
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rv = topic.set();
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// We've saved what we can. Now recurse through this key and
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// subkeys. This is necessary due to the fact that
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// ::RegDeleteKey won't work on WinNT (and Win2k?) if there are
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// subkeys.
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if ( deleteKey( baseKey, keyName.get() ) != ERROR_SUCCESS ) {
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rv = NS_ERROR_FAILURE;
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}
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return rv;
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}
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// Reset the main (ddeexec) value but also the Application and Topic.
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// We reset the app/topic even though we no longer set them. This
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// handles cases where the user installed a prior version, and then
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// upgraded.
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nsresult DDERegistryEntry::reset() {
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nsresult rv = SavedRegistryEntry::reset();
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rv = activate.reset();
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rv = app.reset();
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rv = topic.reset();
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return rv;
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}
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// Return current setting for this registry entry.
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// Optionally, the caller can ask that a boolean be set to indicate whether
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// the registry value is undefined. This flag can be used to distinguish
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// between not defined at all versus simply empty (both of which return an
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// empty string).
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nsCString RegistryEntry::currentSetting( PRBool *currentlyUndefined ) const {
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|
nsCString result;
|
|
|
|
if ( currentlyUndefined ) {
|
|
*currentlyUndefined = PR_TRUE;
|
|
}
|
|
|
|
HKEY key;
|
|
LONG rc = ::RegOpenKey( baseKey, keyName.get(), &key );
|
|
if ( rc == ERROR_SUCCESS ) {
|
|
PRUnichar buffer[4096] = { 0 };
|
|
DWORD len = sizeof buffer;
|
|
rc = ::RegQueryValueExW( key,
|
|
NS_ConvertASCIItoUTF16(valueNameArg()).get(), NULL, NULL,
|
|
(LPBYTE)buffer, &len );
|
|
if ( rc == ERROR_SUCCESS ) {
|
|
CopyUTF16toUTF8(buffer, result);
|
|
if ( currentlyUndefined ) {
|
|
*currentlyUndefined = PR_FALSE; // Indicate entry is present
|
|
}
|
|
}
|
|
::RegCloseKey( key );
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
// For each file extension, map it to this entry's file type.
|
|
// Set the file type so this application opens files of that type.
|
|
nsresult FileTypeRegistryEntry::set() {
|
|
nsresult rv = NS_OK;
|
|
|
|
// Set file extensions.
|
|
for ( int i = 0; NS_SUCCEEDED( rv ) && ext[i]; i++ ) {
|
|
nsCAutoString thisExt( "Software\\Classes\\" );
|
|
thisExt += ext[i];
|
|
rv = SavedRegistryEntry( HKEY_LOCAL_MACHINE, thisExt.get(), "", fileType.get() ).set();
|
|
}
|
|
|
|
// If OK, set file type opener.
|
|
if ( NS_SUCCEEDED( rv ) ) {
|
|
rv = ProtocolRegistryEntry::set();
|
|
|
|
// If we just created this file type entry, set description and default icon.
|
|
if ( NS_SUCCEEDED( rv ) ) {
|
|
nsCAutoString iconFileToUse( "%1" );
|
|
nsCAutoString descKey( "Software\\Classes\\" );
|
|
descKey += protocol;
|
|
RegistryEntry descEntry( HKEY_LOCAL_MACHINE, descKey.get(), NULL, "" );
|
|
if ( descEntry.currentSetting().IsEmpty() ) {
|
|
nsCAutoString defaultDescKey( "Software\\Classes\\" );
|
|
defaultDescKey += defDescKey;
|
|
RegistryEntry defaultDescEntry( HKEY_LOCAL_MACHINE, defaultDescKey.get(), NULL, "" );
|
|
|
|
descEntry.setting = defaultDescEntry.currentSetting();
|
|
if ( descEntry.setting.IsEmpty() )
|
|
descEntry.setting = desc;
|
|
descEntry.set();
|
|
}
|
|
nsCAutoString iconKey( "Software\\Classes\\" );
|
|
iconKey += protocol;
|
|
iconKey += "\\DefaultIcon";
|
|
|
|
if ( !iconFile.Equals(iconFileToUse) ) {
|
|
iconFileToUse = thisApplication() + NS_LITERAL_CSTRING( ",0" );
|
|
|
|
// Check to see if there's an icon file name associated with this extension.
|
|
// If there is, then we need to use this icon file. If not, then we default
|
|
// to the main app's icon.
|
|
if ( !iconFile.IsEmpty() ) {
|
|
nsCOMPtr<nsIFile> iconFileSpec;
|
|
PRBool flagExists;
|
|
|
|
// Use the directory service to get the path to the chrome folder. The
|
|
// icons will be located in [chrome dir]\icons\default.
|
|
// The abs path to the icon has to be in the short filename
|
|
// format, else it won't work under win9x systems.
|
|
rv = NS_GetSpecialDirectory( NS_APP_CHROME_DIR, getter_AddRefs( iconFileSpec ) );
|
|
if ( NS_SUCCEEDED( rv ) ) {
|
|
iconFileSpec->AppendNative( NS_LITERAL_CSTRING( "icons" ) );
|
|
iconFileSpec->AppendNative( NS_LITERAL_CSTRING( "default" ) );
|
|
iconFileSpec->AppendNative( iconFile );
|
|
|
|
// Check to make sure that the icon file exists on disk.
|
|
iconFileSpec->Exists( &flagExists );
|
|
if ( flagExists ) {
|
|
rv = iconFileSpec->GetNativePath( iconFileToUse );
|
|
if ( NS_SUCCEEDED( rv ) ) {
|
|
TCHAR buffer[MAX_PATH];
|
|
DWORD len;
|
|
|
|
// Get the short path name (8.3) format for iconFileToUse
|
|
// else it won't work under win9x.
|
|
len = ::GetShortPathName( iconFileToUse.get(), buffer, sizeof buffer );
|
|
NS_ASSERTION ( (len > 0) && ( len < sizeof buffer ), "GetShortPathName failed!" );
|
|
iconFileToUse.Assign( buffer );
|
|
iconFileToUse.Append( NS_LITERAL_CSTRING( ",0" ) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
RegistryEntry iconEntry( HKEY_LOCAL_MACHINE, iconKey.get(), NULL, iconFileToUse.get() );
|
|
if( !iconEntry.currentSetting().Equals( iconFileToUse ) )
|
|
iconEntry.set();
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Basically, the inverse of set().
|
|
// First, reset the opener for this entry's file type.
|
|
// Then, reset the file type associated with each extension.
|
|
nsresult FileTypeRegistryEntry::reset() {
|
|
nsresult rv = ProtocolRegistryEntry::reset();
|
|
|
|
for ( int i = 0; ext[ i ]; i++ ) {
|
|
nsCAutoString thisExt( "Software\\Classes\\" );
|
|
thisExt += ext[i];
|
|
(void)SavedRegistryEntry( HKEY_LOCAL_MACHINE, thisExt.get(), "", fileType.get() ).reset();
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Do inherited set() and also set key for edit (with -edit option).
|
|
//
|
|
// Note: We make the rash assumption that we "own" this filetype (aka "protocol").
|
|
// If we ever start commandeering some other file type then this may have to be
|
|
// rethought. The solution is to override reset() and undo this (and make the
|
|
// "edit" entry a SavedRegistryEntry).
|
|
nsresult EditableFileTypeRegistryEntry::set() {
|
|
nsresult rv = FileTypeRegistryEntry::set();
|
|
#ifndef MOZ_XUL_APP
|
|
if ( NS_SUCCEEDED( rv ) ) {
|
|
// only set this if we support "-edit" on the command-line
|
|
nsCOMPtr<nsICmdLineHandler> editorService =
|
|
do_GetService( "@mozilla.org/commandlinehandler/general-startup;1?type=edit", &rv );
|
|
if ( NS_SUCCEEDED( rv) ) {
|
|
nsCAutoString editKey( "Software\\Classes\\" );
|
|
editKey += protocol;
|
|
editKey += "\\shell\\edit\\command";
|
|
nsCAutoString editor( thisApplication() );
|
|
editor += " -edit \"%1\"";
|
|
rv = RegistryEntry( HKEY_LOCAL_MACHINE, editKey.get(), "", editor.get() ).set();
|
|
}
|
|
}
|
|
#endif
|
|
return rv;
|
|
}
|
|
|
|
// Convert current registry setting to boolean.
|
|
BoolRegistryEntry::operator PRBool() {
|
|
return currentSetting().Equals( "1" ) ? PR_TRUE : PR_FALSE;
|
|
}
|