krdc: fixed handling of keyboard grab/release. This resolves issue #27.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 63ead30414)

krdc/keycapturedialog.cpp

@@ -48,7 +48,7 @@ const int XKeyRelease = KeyRelease;
 
 KeyCaptureDialog::KeyCaptureDialog(TQWidget *parent, const char *name)
     : KDialogBase(parent, name, true, i18n( "Enter Key Combination" ),
-      Cancel, Cancel, true), m_grabbed(false) {
+      Cancel, Cancel, true) {
   TQFrame *main = makeMainWidget();
   TQVBoxLayout *layout = new TQVBoxLayout( main, 0, KDialog::spacingHint() );
   m_captureWidget = new KeyCaptureWidget( main, "m_captureWidget" );
@@ -57,15 +57,13 @@ KeyCaptureDialog::KeyCaptureDialog(TQWidget *parent, const char *name)
 }
 
 KeyCaptureDialog::~KeyCaptureDialog() {
-	if (m_grabbed)
-		releaseKeyboard();
+	releaseKeyboard();
 }
 
 void KeyCaptureDialog::execute() {
 	m_captureWidget->keyLabel->setText("");
 	exec();
-	if (m_grabbed)
-		releaseKeyboard();
+	releaseKeyboard();
 }
 
 bool KeyCaptureDialog::x11Event(XEvent *pEvent)
@@ -76,17 +74,25 @@ bool KeyCaptureDialog::x11Event(XEvent *pEvent)
 			x11EventKeyPress( pEvent );
 			return true;
 		case XFocusIn:
-			if (!m_grabbed)
-				grabKeyboard();
-			return true;
+			{
+				XFocusInEvent *fie = (XFocusInEvent*)pEvent;
+				if (fie->mode != NotifyGrab && fie->mode != NotifyUngrab) {
+					grabKeyboard();
+				}
+			}
+			break;
 		case XFocusOut:
-			if (m_grabbed)
-				releaseKeyboard();
-			return true;
+			{
+				XFocusOutEvent *foe = (XFocusOutEvent*)pEvent;
+				if (foe->mode != NotifyGrab && foe->mode != NotifyUngrab) {
+					releaseKeyboard();
+				}
+			}
+			break;
 		default:
 			break;
 	}
-	return TQWidget::x11Event( pEvent );
+	return KDialogBase::x11Event( pEvent );
 }
 
 void KeyCaptureDialog::x11EventKeyPress( XEvent *pEvent )

krdc/keycapturedialog.h

@@ -30,8 +30,6 @@ class KeyCaptureWidget;
 class KeyCaptureDialog : public KDialogBase {
 	Q_OBJECT
   
-
-	bool m_grabbed;
 public:
 	KeyCaptureDialog(TQWidget * parent= 0, const char *name = 0);
 	~KeyCaptureDialog();