desktop: cleanup, unify desktop elements as views (#12563)

src/render/decorations/DecorationPositioner.cpp

@@ -1,5 +1,5 @@
 #include "DecorationPositioner.hpp"
-#include "../../desktop/Window.hpp"
+#include "../../desktop/view/Window.hpp"
 #include "../../managers/HookSystemManager.hpp"
 #include "../../managers/LayoutManager.hpp"
 

src/render/decorations/DecorationPositioner.hpp

@@ -6,7 +6,6 @@
 #include "../../helpers/math/Math.hpp"
 #include "../../desktop/DesktopTypes.hpp"
 
-class CWindow;
 class IHyprWindowDecoration;
 
 enum eDecorationPositioningPolicy : uint8_t {

src/render/decorations/IHyprWindowDecoration.cpp

@@ -1,7 +1,5 @@
 #include "IHyprWindowDecoration.hpp"
 
-class CWindow;
-
 IHyprWindowDecoration::IHyprWindowDecoration(PHLWINDOW pWindow) : m_window(pWindow) {
     ;
 }

src/render/decorations/IHyprWindowDecoration.hpp

@@ -26,7 +26,6 @@ enum eDecorationFlags : uint8_t {
     DECORATION_NON_SOLID           = 1 << 2, /* this decoration is not solid. Other decorations should draw on top of it. Example: shadow */
 };
 
-class CWindow;
 class CMonitor;
 class CDecorationPositioner;