Fix build with various features disabled

Change-Id: I95cb3cf3434306344af3f4c7556f45dbfa0b08d6
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>

src/corelib/kernel/qcoreglobaldata.cpp

@@ -45,15 +45,19 @@ QT_BEGIN_NAMESPACE
 Q_GLOBAL_STATIC(QCoreGlobalData, globalInstance)
 
 QCoreGlobalData::QCoreGlobalData()
+#if QT_CONFIG(textcodec)
     : codecForLocale(0)
+#endif
 {
 }
 
 QCoreGlobalData::~QCoreGlobalData()
 {
+#if QT_CONFIG(textcodec)
     codecForLocale = 0;
     for (QList<QTextCodec *>::const_iterator it = allCodecs.constBegin(); it != allCodecs.constEnd(); ++it)
         delete *it;
+#endif
 }
 
 QCoreGlobalData *QCoreGlobalData::instance()

src/corelib/kernel/qcoreglobaldata_p.h

@@ -71,9 +71,11 @@ struct QCoreGlobalData {
     QMap<QString, QStringList> dirSearchPaths;
     QReadWriteLock dirSearchPathsLock;
 
+#if QT_CONFIG(textcodec)
     QList<QTextCodec*> allCodecs;
     QAtomicPointer<QTextCodec> codecForLocale;
     QTextCodecCache codecCache;
+#endif
 
     static QCoreGlobalData *instance();
 };

src/platformsupport/themes/genericunix/qgenericunixthemes.cpp

@@ -238,6 +238,7 @@ static QList<QSize> availableXdgFileIconSizes()
     return QIcon::fromTheme(QStringLiteral("inode-directory")).availableSizes();
 }
 
+#if QT_CONFIG(mimetype)
 static QIcon xdgFileIcon(const QFileInfo &fileInfo)
 {
     QMimeDatabase mimeDatabase;
@@ -253,6 +254,7 @@ static QIcon xdgFileIcon(const QFileInfo &fileInfo)
     const QString &genericIconName = mimeType.genericIconName();
     return genericIconName.isEmpty() ? QIcon() : QIcon::fromTheme(genericIconName);
 }
+#endif
 
 #ifndef QT_NO_SETTINGS
 class QKdeThemePrivate : public QPlatformThemePrivate
@@ -547,7 +549,11 @@ QVariant QKdeTheme::themeHint(QPlatformTheme::ThemeHint hint) const
 
 QIcon QKdeTheme::fileIcon(const QFileInfo &fileInfo, QPlatformTheme::IconOptions) const
 {
+#if QT_CONFIG(mimetype)
     return xdgFileIcon(fileInfo);
+#else
+    return QIcon();
+#endif
 }
 
 const QPalette *QKdeTheme::palette(Palette type) const
@@ -708,7 +714,11 @@ QVariant QGnomeTheme::themeHint(QPlatformTheme::ThemeHint hint) const
 
 QIcon QGnomeTheme::fileIcon(const QFileInfo &fileInfo, QPlatformTheme::IconOptions) const
 {
+#if QT_CONFIG(mimetype)
     return xdgFileIcon(fileInfo);
+#else
+    return QIcon();
+#endif
 }
 
 const QFont *QGnomeTheme::font(Font type) const

src/plugins/platforms/xcb/qxcbwindow.cpp

@@ -258,7 +258,7 @@ static inline XTextProperty* qstringToXTP(Display *dpy, const QString& s)
         free_prop = true;
     }
 
-#ifndef QT_NO_TEXTCODEC
+#if QT_CONFIG(textcodec)
     static const QTextCodec* mapper = QTextCodec::codecForLocale();
     int errCode = 0;
     if (mapper) {
@@ -274,6 +274,7 @@ static inline XTextProperty* qstringToXTP(Display *dpy, const QString& s)
         mapper = QTextCodec::codecForName("latin1");
         if (!mapper || !mapper->canEncode(s))
             return Q_NULLPTR;
+#endif
         static QByteArray qcs;
         qcs = s.toLatin1();
         tp.value = (uchar*)qcs.data();
@@ -281,6 +282,7 @@ static inline XTextProperty* qstringToXTP(Display *dpy, const QString& s)
         tp.format = 8;
         tp.nitems = qcs.length();
         free_prop = false;
+#if QT_CONFIG(textcodec)
     }
 #endif
     return &tp;

src/printsupport/kernel/qplatformprintdevice.cpp

@@ -59,7 +59,7 @@ QPlatformPrintDevice::QPlatformPrintDevice()
       m_haveOutputBins(false),
       m_haveDuplexModes(false),
       m_haveColorModes(false)
-#ifndef QT_NO_MIMETYPES
+#ifndef QT_NO_MIMETYPE
     , m_haveMimeTypes(false)
 #endif
 {
@@ -77,7 +77,7 @@ QPlatformPrintDevice::QPlatformPrintDevice(const QString &id)
       m_haveOutputBins(false),
       m_haveDuplexModes(false),
       m_haveColorModes(false)
-#ifndef QT_NO_MIMETYPES
+#ifndef QT_NO_MIMETYPE
     , m_haveMimeTypes(false)
 #endif
 {

src/widgets/styles/qpixmapstyle.cpp

@@ -187,7 +187,9 @@ void QPixmapStyle::polish(QWidget *widget)
             view->setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
             view->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
         }
+#if QT_CONFIG(gestures)
         QScroller::grabGesture(scrollArea->viewport(), QScroller::LeftMouseButtonGesture);
+#endif
     }
 
     if (qobject_cast<QScrollBar*>(widget))
@@ -217,8 +219,10 @@ void QPixmapStyle::unpolish(QWidget *widget)
     if (qstrcmp(widget->metaObject()->className(),"QComboBoxPrivateContainer") == 0)
         widget->removeEventFilter(this);
 
+#if QT_CONFIG(gestures)
     if (QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea*>(widget))
         QScroller::ungrabGesture(scrollArea->viewport());
+#endif
 
     QCommonStyle::unpolish(widget);
 }