Virtual keyboard desktop mac issue

src/board/UBBoardPaletteManager.cpp

@@ -674,11 +674,18 @@ void UBBoardPaletteManager::changeMode(eUBDockPaletteWidgetMode newMode, bool is
                         mKeyboardPalette->setParent((QWidget*)UBApplication::applicationController->uninotesController()->drawingView());
 #else
                         mKeyboardPalette->setParent(0);
+#endif
+#ifdef Q_WS_MAC
+                        mKeyboardPalette->setWindowFlags(Qt::Dialog | Qt::Popup | Qt::FramelessWindowHint);
 #endif
                         mKeyboardPalette->show();
                     }
                     else
                         mKeyboardPalette->setParent((QWidget*)UBApplication::applicationController->uninotesController()->drawingView());
+#ifdef Q_WS_MAC
+                        mKeyboardPalette->setWindowFlags(Qt::Dialog | Qt::Popup | Qt::FramelessWindowHint);
+#endif
+
                 }
 
                 mLeftPalette->setVisible(leftPaletteVisible);