use forward declaration here

agents/migration/migrationscheduler.h

@@ -9,7 +9,7 @@
 
 #include "migratorbase.h"
 #include <QAbstractItemModel>
-#include <QObject>
+class QObject;
 #include <QPointer>
 #include <QSharedPointer>
 #include <QStandardItemModel>

agents/migration/migrationstatuswidget.h

@@ -8,7 +8,7 @@
 #pragma once
 
 #include "migrationscheduler.h"
-#include <QItemSelectionModel>
+class QItemSelectionModel;
 #include <QWidget>
 
 class MigrationStatusWidget : public QWidget

migration/gid/gidmigrator.h

@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <KJob>
+class KJob;
 #include <migratorbase.h>
 
 class GidMigrator : public MigratorBase

resources/dav/resource/setupwizard.cpp

@@ -20,6 +20,7 @@
 #include <QComboBox>
 #include <QFormLayout>
 #include <QHBoxLayout>
+#include <QLabel>
 #include <QPushButton>
 #include <QRadioButton>
 #include <QRegularExpressionValidator>

resources/dav/resource/setupwizard.h

@@ -8,7 +8,6 @@
 
 #include <KDAV/Enums>
 
-#include <QLabel>
 #include <QWizard>
 #include <QWizardPage>
 
@@ -16,6 +15,7 @@ class KJob;
 class QLineEdit;
 class QTextBrowser;
 
+class QLabel;
 class QButtonGroup;
 class QCheckBox;
 class QComboBox;

resources/etesync/setupwizard.h

@@ -6,8 +6,8 @@
 
 #pragma once
 
-#include <QLabel>
-#include <QProgressBar>
+class QLabel;
+class QProgressBar;
 #include <QWizard>
 #include <QWizardPage>
 

resources/ews/ewsclient/auth/ewsoauth.h

@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <QObject>
+class QObject;
 #include <QScopedPointer>
 
 #include "ewsabstractauth.h"

resources/ews/ewsclient/ewstypes.h

@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <QString>
+class QString;
 #include <QVector>
 
 extern const QString soapEnvNsUri;

resources/ews/test/fakeserver/fakeewsserver.h

@@ -13,7 +13,7 @@
 #include <QMutex>
 #include <QPointer>
 #include <QTcpServer>
-#include <QTcpSocket>
+class QTcpSocket;
 
 class FakeEwsConnection;
 class QXmlResultItems;

resources/ews/test/isolatedtestbase.h

@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <QObject>
+class QObject;
 #include <QString>
 
 #include <Akonadi/KMime/SpecialMailCollections>

resources/imap/imapresourcebase.h

@@ -15,7 +15,7 @@
 #include "resourcestateinterface.h"
 #include <AkonadiAgentBase/agentsearchinterface.h>
 #include <AkonadiAgentBase/resourcebase.h>
-#include <QDialog>
+class QDialog;
 
 class QTimer;
 

resources/imap/settingspasswordrequester.h

@@ -7,7 +7,7 @@
 
 #pragma once
 
-#include <QDialog>
+class QDialog;
 #include <passwordrequesterinterface.h>
 
 class ImapResourceBase;

resources/imap/setupserver.h

@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <KJob>
+class KJob;
 #include <QDialog>
 #include <collection.h>
 

resources/kalarm/shared/kalarmresourcecommon.h

@@ -11,7 +11,7 @@
 #include <kalarmcal/kacalendar.h>
 #include <kalarmcal/kaevent.h>
 
-#include <QObject>
+class QObject;
 
 namespace KCalendarCore
 {

resources/pop3/autotests/fakeserver/fakeserver.cpp

@@ -10,6 +10,8 @@
 
 // Qt
 #include <QDebug>
+#include <QTcpServer>
+#include <QTcpSocket>
 
 FakeServerThread::FakeServerThread(QObject *parent)
     : QThread(parent)

resources/pop3/autotests/fakeserver/fakeserver.h

@@ -8,10 +8,10 @@
 #pragma once
 
 #include <QMutex>
-#include <QTcpServer>
-#include <QTcpSocket>
 #include <QThread>
 
+class QTcpServer;
+class QTcpSocket;
 class FakeServer : public QObject
 {
     Q_OBJECT

resources/pop3/pop3resource.h

@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <KJob>
+class KJob;
 #include <KMime/Message>
 #include <QSet>
 #include <ResourceBase>