[Smartwin-cvs] SmartWin/source Application.cpp,1.47,1.48

[andrew7 <bd...@us...>]

Update of /cvsroot/smartwin/SmartWin/source
In directory sc8-pr-cvs8.sourceforge.net:/tmp/cvs-serv16468

Modified Files:
	Application.cpp 
Log Message:
Remove \ characters from mutex name so isAppAlreadyRunning() would work.

Index: Application.cpp
===================================================================
RCS file: /cvsroot/smartwin/SmartWin/source/Application.cpp,v
retrieving revision 1.47
retrieving revision 1.48
diff -u -d -r1.47 -r1.48
--- Application.cpp	15 Jun 2007 22:22:28 -0000	1.47
+++ Application.cpp	18 Jun 2007 01:48:42 -0000	1.48
@@ -208,15 +208,21 @@
 
 bool Application::isAppAlreadyRunning()
 {
+	// Construct an application unique string without '\' characters.
 	SmartUtil::tstring appPath = getModulePath() + getModuleFileName();
+	SmartUtil::tstring::size_type p = 0; 
+	while( (p = appPath.find(_T('\\'), p)) != SmartUtil::tstring::npos ) {
+		appPath[p] = _T('_'); 
+	}
+
+	// Since this can only be done once, we know if the app is already running.
 	itsMutex = ::CreateMutex( NULL, FALSE, appPath.c_str() );
 	if ( !itsMutex )
-		return false;
-	if ( ::GetLastError() == ERROR_ALREADY_EXISTS )
-	{
+		return false;	// I created the Mutex, so I'm the first.
+	if ( ::GetLastError() == ERROR_ALREADY_EXISTS ) {
 		::CloseHandle( itsMutex );
 		itsMutex = 0;
-		return true;
+		return true;	// I'm the second application instance. 
 	}
 	else
 	{