fixed double keyboard on document and web mode

src/document/UBDocumentController.cpp

@@ -448,7 +448,9 @@ void UBDocumentController::setupViews()
         {
             mKeyboardPalette = UBKeyboardPalette::create(0);
             mKeyboardPalette->setParent(controlView());
+#ifndef Q_WS_MACX
             connect(mMainWindow->actionVirtualKeyboard, SIGNAL(triggered(bool)), this, SLOT(showKeyboard(bool)));
+#endif
         }
 
     }

src/web/UBWebController.cpp

@@ -405,9 +405,9 @@ void UBWebController::setupPalettes()
 
         connect(mMainWindow->actionWebShowHideOnDisplay, SIGNAL(toggled(bool)), this, SLOT(toogleMirroring(bool)));
         connect(mMainWindow->actionWebTrap, SIGNAL(toggled(bool)), this, SLOT(toggleWebTrap(bool)));
-
+#ifndef Q_WS_MACX
         connect(mMainWindow->actionVirtualKeyboard, SIGNAL(toggled(bool)), this, SLOT(showKeyboard(bool)));
-
+#endif
         (*mToolsCurrentPalette)->hide();
         (*mToolsCurrentPalette)->adjustSizeAndPosition();