1 files changed, 44 insertions, 0 deletions
diff --git a/libs/installer_bsplugins/src/GUI/IGeometrySettings.h b/libs/installer_bsplugins/src/GUI/IGeometrySettings.h
new file mode 100644
index 0000000..681fc11
--- /dev/null
+++ b/libs/installer_bsplugins/src/GUI/IGeometrySettings.h
@@ -0,0 +1,44 @@
+#ifndef GUI_IGEOMETRYSETTINGS_H
+#define GUI_IGEOMETRYSETTINGS_H
+
+#include <concepts>
+
+namespace GUI
+{
+
+template <class W>
+class IGeometrySettings
+{
+public:
+  virtual void saveGeometry(const W* widget)    = 0;
+  virtual void restoreGeometry(W* widget) const = 0;
+};
+
+template <class W>
+class [[nodiscard]] GeometrySaver final
+{
+public:
+  GeometrySaver(IGeometrySettings<W>& s, W* w) : m_Settings{s}, m_Widget{w}
+  {
+    m_Settings.restoreGeometry(m_Widget);
+  }
+
+  GeometrySaver(const GeometrySaver<W>&) = delete;
+  GeometrySaver(GeometrySaver<W>&&)      = delete;
+
+  ~GeometrySaver() { m_Settings.saveGeometry(m_Widget); }
+
+  GeometrySaver<W>& operator=(const GeometrySaver<W>&) = delete;
+  GeometrySaver<W>& operator=(GeometrySaver<W>&&)      = delete;
+
+private:
+  IGeometrySettings<W>& m_Settings;
+  W* m_Widget;
+};
+
+template <class W, std::derived_from<W> Derived>
+GeometrySaver(IGeometrySettings<W>&, Derived*) -> GeometrySaver<W>;
+
+}  // namespace GUI
+
+#endif  // GUI_IGEOMETRYSETTINGS_H