qmake project wizards: Hide if no qt is configured

Task-number: QTCREATORBUG-8708
Change-Id: Ia3f842cd4171c11307d3278aa5a1c85adc6e1fa7
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/qt4projectmanager/wizards/emptyprojectwizard.cpp

@@ -32,6 +32,7 @@
 #include "emptyprojectwizarddialog.h"
 
 #include <projectexplorer/projectexplorerconstants.h>
+#include <qtsupport/qtsupportconstants.h>
 
 #include <QIcon>
 
@@ -51,7 +52,7 @@ EmptyProjectWizard::EmptyProjectWizard()
 
 Core::FeatureSet EmptyProjectWizard::requiredFeatures() const
 {
-    return Core::FeatureSet();
+    return Core::Feature(QtSupport::Constants::FEATURE_QT);
 }
 
 QWizard *EmptyProjectWizard::createWizardDialog(QWidget *parent,

src/plugins/qt4projectmanager/wizards/librarywizard.cpp

@@ -36,6 +36,7 @@
 #include <utils/codegeneration.h>
 #include <cpptools/abstracteditorsupport.h>
 #include <projectexplorer/projectexplorerconstants.h>
+#include <qtsupport/qtsupportconstants.h>
 
 #include <QDir>
 #include <QFileInfo>
@@ -142,7 +143,7 @@ Core::GeneratedFiles LibraryWizard::generateFiles(const QWizard *w,
 
 Core::FeatureSet LibraryWizard::requiredFeatures() const
 {
-    return Core::FeatureSet();
+    return Core::Feature(QtSupport::Constants::FEATURE_QT);
 }
 
 } // namespace Internal

src/plugins/qt4projectmanager/wizards/subdirsprojectwizard.cpp

@@ -33,6 +33,7 @@
 
 #include <projectexplorer/projectexplorerconstants.h>
 #include <coreplugin/icore.h>
+#include <qtsupport/qtsupportconstants.h>
 
 #include <QIcon>
 
@@ -98,7 +99,7 @@ bool SubdirsProjectWizard::postGenerateFiles(const QWizard *w, const Core::Gener
 
 Core::FeatureSet SubdirsProjectWizard::requiredFeatures() const
 {
-    return Core::FeatureSet();
+    return Core::Feature(QtSupport::Constants::FEATURE_QT);
 }
 
 } // namespace Internal