Add missing includes

src/editor/dialogs/transparentbackgroundsettingsdialog.cpp

@@ -2,6 +2,7 @@
 #include "ui_transparentbackgroundsettingsdialog.h"
 
 #include <QMessageBox>
+#include <QDebug>
 
 #include "editorguiutils.h"
 #include "editorsettings.h"

src/editor/editorguiutils.cpp

@@ -6,6 +6,7 @@
 #include <QPen>
 #include <QColor>
 #include <QDialogButtonBox>
+#include <QDebug>
 #include <QPushButton>
 
 QBrush makeGridBrush(int snapX, int snapY, const QPen &gridPen, const QColor &backgroundColor)

src/editor/widgets/actiondragwidget.cpp

@@ -3,6 +3,8 @@
 #include <QMouseEvent>
 #include <QApplication>
 #include <QDrag>
+#include <QDebug>
+#include <QIODevice>
 #include <QMimeData>
 
 #include "projectserialization.h"

src/editor/widgets/objectselectorwidget.h

@@ -5,6 +5,7 @@
 #include <memory>
 
 namespace Ui { class ObjectSelectorWidget; }
+class QMenu;
 class ProjectTreeModel;
 
 class ObjectSelectorWidget : public QWidget