Fix potential crash when TDE integration is disabled

plugin/simplestyle.cpp

@@ -134,7 +134,7 @@ static QString TDEFileDialogSelectDirectory(QWidget *parent, const QString &capt
 #define NO_QT3_EQUIVALENT can_override = false;
 #define DO_NOT_DRAW can_override = true; do_not_draw = true;
 
-Qt4TDEStyle::Qt4TDEStyle() : m_aboutData(NULL), m_tdeApplication(NULL)
+Qt4TDEStyle::Qt4TDEStyle() : m_aboutData(NULL), m_tqApplication(NULL), m_tdeApplication(NULL)
 {
 	enable_debug_warnings = (getenv("DEBUG_TDEQT4_THEME_ENGINE") != NULL);
 
@@ -191,7 +191,7 @@ Qt4TDEStyle::Qt4TDEStyle() : m_aboutData(NULL), m_tdeApplication(NULL)
 	if (!tqApp) {
 		// Qt4 can be SO STUPID sometimes...why can't I get the X11 display directly from qApp?!?!??
 		QWidget myhackedwidget;
-		new TQApplication(myhackedwidget.x11Info().display());
+		m_tqApplication = new TQApplication(myhackedwidget.x11Info().display());
 	}
 
 	// Set up Qt4 size hints to match the hardcoded TQt3 sizes
@@ -266,6 +266,9 @@ Qt4TDEStyle::~Qt4TDEStyle()
 	if (m_tdeApplication) {
 		delete m_tdeApplication;
 	}
+	if (m_tqApplication) {
+		delete m_tqApplication;
+	}
 
 	// FIXME
 	// Do I need to delete this?

plugin/simplestyle.h

@@ -107,6 +107,7 @@ private:
     mutable TQWidget* m_previousTQt3InterfaceWidget;
 
     KAboutData* m_aboutData;
+    TQApplication* m_tqApplication;
     KApplication* m_tdeApplication;
     TQString m_qt4ApplicationName;