Add additional includes needed by Qt6

src/backends/x11/standalone/glxconvenience.cpp

@@ -8,6 +8,7 @@
 
 #include "glxconvenience.h"
 
+#include <algorithm>
 #include <deque>
 
 namespace KWin

src/effects/presentwindows/presentwindows.cpp

@@ -12,6 +12,7 @@
 //KConfigSkeleton
 #include "presentwindowsconfig.h"
 #include <QAction>
+#include <QFontMetrics>
 #include <KGlobalAccel>
 #include <KLocalizedString>
 

src/plugins/windowsystem/windoweffects.h

@@ -6,6 +6,7 @@
 #pragma once
 #include <KWindowSystem/private/kwindoweffects_p.h>
 #include <kwindowsystem_version.h>
+#include <QObject>
 
 namespace KWin
 {

src/useractions.cpp

@@ -54,6 +54,7 @@
 #include <QMenu>
 #include <QRegularExpression>
 #include <QAction>
+#include <QActionGroup>
 #include <kauthorized.h>
 
 #include "killwindow.h"

src/utils/damagejournal.h

@@ -8,6 +8,7 @@
 
 #include "kwin_export.h"
 
+#include <QList>
 #include <QRegion>
 
 namespace KWin

src/workspace.h

@@ -18,6 +18,7 @@
 #include "sm.h"
 #include "utils/common.h"
 // Qt
+#include <QStringList>
 #include <QTimer>
 #include <QVector>
 // std
@@ -29,7 +30,6 @@ class KConfigGroup;
 class KStartupInfo;
 class KStartupInfoData;
 class KStartupInfoId;
-class QStringList;
 
 namespace KWin
 {