Fix network-manager backend crash on certain systems when network-manager is not available

Add ability to show buttons in KSMModalDialog

tdecore/networkbackends/network-manager/network-manager.cpp

@@ -1689,19 +1689,26 @@ TDENetworkDeviceType::TDENetworkDeviceType TDENetworkConnectionManager_BackendNM
 		return TDENetworkDeviceType::BackendOnly;
 	}
 	else {
-		// Query NM for the device type
-		TQT_DBusError error;
-		d->m_dbusDeviceString = deviceInterfaceString(m_macAddress);
-		DBus::DeviceProxy genericDevice(NM_DBUS_SERVICE, d->m_dbusDeviceString);
-		genericDevice.setConnection(TQT_DBusConnection::systemBus());
-		TDENetworkDeviceType::TDENetworkDeviceType ret = nmDeviceTypeToTDEDeviceType(genericDevice.getDeviceType(error));
-		if (error.isValid()) {
-			// Error!
-			PRINT_ERROR((error.name() + ": " + error.message()))
-			return TDENetworkDeviceType::Other;
+		if (d->m_dbusDeviceString != "") {
+			// Query NM for the device type
+			TQT_DBusError error;
+			d->m_dbusDeviceString = deviceInterfaceString(m_macAddress);
+			DBus::DeviceProxy genericDevice(NM_DBUS_SERVICE, d->m_dbusDeviceString);
+			genericDevice.setConnection(TQT_DBusConnection::systemBus());
+			TDENetworkDeviceType::TDENetworkDeviceType ret = nmDeviceTypeToTDEDeviceType(genericDevice.getDeviceType(error));
+			if (error.isValid()) {
+				// Error!
+				PRINT_ERROR((error.name() + ": " + error.message()))
+				return TDENetworkDeviceType::Other;
+			}
+			else {
+				return ret;
+			}
 		}
 		else {
-			return ret;
+			// Error!
+			PRINT_ERROR(TQString("Invalid DBUS device string '%1'").arg(d->m_dbusDeviceString))
+			return TDENetworkDeviceType::Other;
 		}
 	}
 }

tdeui/kdialog.cpp

@@ -38,6 +38,7 @@
 #include <tqlabel.h>
 #include <tqstyle.h>
 #include <tqimage.h>
+#include <tqpushbutton.h>
 
 #include "config.h"
 #ifdef Q_WS_X11
@@ -419,13 +420,31 @@ KSMModalDialog::KSMModalDialog(TQWidget* parent)
 	fnt.setBold( false );
 	fnt.setPointSize( fnt.pointSize() * 1 );
 	m_statusLabel->setFont( fnt );
-	gbox->addMultiCellWidget( m_statusLabel, 2, 2, 0, 0, AlignLeft | AlignVCenter );
+	gbox->addMultiCellWidget( m_statusLabel, 2, 2, 0, 2, AlignLeft | AlignVCenter );
 
 	KSMModalDialogHeader *theader = new KSMModalDialogHeader(this);
 	centerbox->addWidget( theader, AlignCenter );
 
 	gbox->addLayout(centerbox, 0, 0);
 
+	TQFrame* frame2 = new TQFrame( this );
+	frame2->setFrameStyle( TQFrame::NoFrame );
+	frame2->setLineWidth( style().pixelMetric( TQStyle::PM_DefaultFrameWidth, frame ) );
+	m_buttonbox = new TQHBoxLayout( frame2, 0, KDialog::spacingHint() );
+
+	m_button1 = new TQPushButton( frame2 );
+	m_button2 = new TQPushButton( frame2 );
+	m_button3 = new TQPushButton( frame2 );
+	m_buttonbox->addWidget( m_button1 );
+	m_buttonbox->addWidget( m_button2 );
+	m_buttonbox->addWidget( m_button3 );
+	m_button1->hide();
+	m_button2->hide();
+	m_button3->hide();
+
+	frame2->hide();
+	gbox->addMultiCellWidget( frame2, 3, 3, 0, 2, 0 );
+
 	setFixedSize( sizeHint() );
 	setCaption( i18n("Please wait...") );
 

tdeui/kdialog.h

@@ -234,6 +234,8 @@ public:
   * @author Timothy Pearson <kb9vqf@pearsoncomputing.net>
   */
 class TQLabel;
+class TQPushButton;
+class TQHBoxLayout;
 class TDEUI_EXPORT KSMModalDialog : public TQWidget
 {
       Q_OBJECT
@@ -250,6 +252,12 @@ protected slots:
       void keepMeOnTop();
       void closeEvent(TQCloseEvent *e);
 
+protected:
+      TQPushButton* m_button1;
+      TQPushButton* m_button2;
+      TQPushButton* m_button3;
+      TQHBoxLayout* m_buttonbox;
+
 private:
       TQTimer* m_keepOnTopTimer;
       TQLabel* m_statusLabel;