Fix theming support when tdmdistrc file is in use

Provide graphical fedback when theming is not available

src/tdmtheme.cpp

@@ -67,13 +67,18 @@ TDMThemeWidget::TDMThemeWidget( TQWidget *parent, const char *name, const TQStri
 	ml->setSpacing( KDialog::spacingHint() );
 	ml->setMargin( KDialog::marginHint() );
 
+	sakWarning = new TQLabel( this );
+	sakWarning->setText( i18n( "Theming is not available due to enabled Secure Attention Key (SAK) support" ) );
+	ml->addMultiCellWidget( sakWarning, 0, 0, 0, 2 );
+	sakWarning->hide();
+
 	cUseTheme = new TQCheckBox( this );
 	cUseTheme->setText( i18n( "En&able TDM Themes" ) );
 	ml->addMultiCellWidget( cUseTheme, 0, 0, 0, 2 );
 
 	themeWidget = new TQListView( this );
-    themeWidget->addColumn( i18n( "Theme" ) );
-    themeWidget->addColumn( i18n( "Author" ) );
+	themeWidget->addColumn( i18n( "Theme" ) );
+	themeWidget->addColumn( i18n( "Author" ) );
 	themeWidget->setAllColumnsShowFocus( true );
 	themeWidget->setShowSortIndicator( true );
 	themeWidget->setRootIsDecorated( false );
@@ -147,7 +152,10 @@ void TDMThemeWidget::selectTheme( const TQString &path )
 
 void TDMThemeWidget::load()
 {
-	TQString tdmrc = TDEGlobal::dirs()->findResource("config", "tdm/tdmrc");
+	TQString tdmrc = TDEGlobal::dirs()->findResource("config", "tdm/tdmdistrc");
+	if ( tdmrc.isEmpty() ) {
+		tdmrc = TDEGlobal::dirs()->findResource("config", "tdm/tdmrc");
+	}
 	if ( tdmrc.isEmpty() ) {
 		kdError() << "Failed to find tdm resource file tdmrc!" << endl;
 
@@ -161,6 +169,30 @@ void TDMThemeWidget::load()
 
 		delete config;
 		config = new TDEConfig( tdmrc );
+
+		config->setGroup( "X-*-Greeter" );
+		bool sakEnabled = config->readBoolEntry( "UseSAK", true );
+		if (sakEnabled) {
+			// FIXME
+			// Integrate KDE_BINDIR with Autotools and use this line instead of the one below it...
+			// if (system(KDE_BINDIR "/tsak checkdeps") != 0) {
+			if (system("tsak checkdeps") != 0) {
+				sakEnabled = false;
+			}
+		}
+		if (sakEnabled) {
+			cUseTheme->hide();
+			sakWarning->show();
+			cUseTheme->setEnabled(false);
+			setReadOnly(true);
+		}
+		else {
+			sakWarning->hide();
+			cUseTheme->show();
+			cUseTheme->setEnabled(true);
+			setReadOnly(false);
+		}
+
 		config->setGroup( "X-*-Greeter" );
 		cUseTheme->setChecked( config->readBoolEntry( "UseTheme", false ) );
 
@@ -190,6 +222,9 @@ void TDMThemeWidget::toggleUseTheme(bool useTheme) {
 
 void TDMThemeWidget::setReadOnly(bool ro)
 {
+	if (!cUseTheme->isEnabled()) {
+		ro = true;
+	}
 	themeWidget->setEnabled( ro );
 	bInstallTheme->setEnabled( ro );
 	bRemoveTheme->setEnabled( ro );

src/tdmtheme.h

@@ -56,6 +56,7 @@ class TDMThemeWidget : public TDECModule {
 	TQPushButton *bInstallTheme;
 	TQPushButton *bRemoveTheme;
 	TQCheckBox *cUseTheme;
+	TQLabel *sakWarning;
 
 	ThemeData *defaultTheme;
 	TQString themeDir;