Minor decoupling between DropArea and DockWidgetBase

src/DockWidgetBase.cpp

@@ -16,7 +16,6 @@
 #include "Logging_p.h"
 #include "Utils_p.h"
 #include "DockRegistry_p.h"
-#include "DropArea_p.h"
 #include "Config.h"
 #include "TitleBar_p.h"
 #include "FrameworkWidgetFactory.h"
@@ -133,7 +132,7 @@ void DockWidgetBase::addDockWidgetToContainingWindow(DockWidgetBase *other,
         d->morphIntoFloatingWindow();
 
     if (auto fw = floatingWindow()) {
-        fw->dropArea()->addDockWidget(other, location, relativeTo, initialOption);
+        fw->addDockWidget(other, location, relativeTo, initialOption);
     } else {
         qWarning() << Q_FUNC_INFO << "Couldn't find floating nested window";
     }

src/private/DebugWindow.cpp

@@ -17,12 +17,12 @@
  */
 
 #include "DebugWindow_p.h"
-#include "ObjectViewer_p.h"
 #include "DockRegistry_p.h"
 #include "FloatingWindow_p.h"
-#include "DropArea_p.h"
-#include "MainWindow.h"
 #include "LayoutSaver.h"
+#include "LayoutWidget_p.h"
+#include "MainWindow.h"
+#include "ObjectViewer_p.h"
 #include "Qt5Qt6Compat_p.h"
 
 #include <QVBoxLayout>
@@ -314,7 +314,7 @@ void DebugWindow::dumpDockWidgetInfo()
 
     for (FloatingWindow *fw : floatingWindows) {
         qDebug() << fw << "; affinities=" << fw->affinities();
-        fw->dropArea()->dumpLayout();
+        fw->layoutWidget()->dumpLayout();
     }
 
     for (MainWindowBase *mw : mainWindows) {

src/private/FloatingWindow.cpp

@@ -570,3 +570,9 @@ bool FloatingWindow::anyDockWidgetsHas(DockWidgetBase::LayoutSaverOption option)
         return frame->anyDockWidgetsHas(option);
     });
 }
+
+void FloatingWindow::addDockWidget(DockWidgetBase *dw, Location location,
+                                   DockWidgetBase *relativeTo, InitialOption option)
+{
+    m_dropArea->addDockWidget(dw, location, relativeTo, option);
+}

src/private/FloatingWindow_p.h

@@ -152,6 +152,10 @@ public:
     ///@brief Returns whether at least one dock widget has the specified layout saver option set
     bool anyDockWidgetsHas(DockWidgetBase::LayoutSaverOption) const;
 
+    /// @brief Adds the dock widget to the specified location
+    void addDockWidget(DockWidgetBase *, KDDockWidgets::Location location,
+                       DockWidgetBase *relativeTo, InitialOption = {});
+
     ///@brief Allows the user app to specify which window flags to use, instead of KDDWs default ones
     ///Bugs caused by this won't be supported, as the amount of combinations that could go wrong can
     ///be open ended