1 files changed, 57 insertions, 0 deletions
diff --git a/StarsEx/UIEventTarget.h b/StarsEx/UIEventTarget.h
new file mode 100644
index 0000000..c8acd4c
--- /dev/null
+++ b/StarsEx/UIEventTarget.h
@@ -0,0 +1,57 @@
+/*  Starshatter: The Open Source Project
+    Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
+    Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
+    Copyright (c) 1997-2006, Destroyer Studios LLC.
+
+    AUTHOR:       John DiCamillo
+
+
+    OVERVIEW
+    ========
+    Event Target interface class
+*/
+
+#ifndef UIEventTarget_h
+#define UIEventTarget_h
+
+#include "Types.h"
+#include "Geometry.h"
+
+
+class UIEventTarget
+{
+public:
+    static const char* TYPENAME() { return "UIEventTarget"; }
+
+    virtual ~UIEventTarget() { }
+
+    int operator == (const UIEventTarget& t) const { return this == &t; }
+
+    virtual int  OnMouseMove(int x, int y)          { return 0; }
+    virtual int  OnLButtonDown(int x, int y)        { return 0; }
+    virtual int  OnLButtonUp(int x, int y)          { return 0; }
+    virtual int  OnClick()                          { return 0; }
+    virtual int  OnSelect()                         { return 0; }
+    virtual int  OnRButtonDown(int x, int y)        { return 0; }
+    virtual int  OnRButtonUp(int x, int y)          { return 0; }
+    virtual int  OnMouseEnter(int x, int y)         { return 0; }
+    virtual int  OnMouseExit(int x, int y)          { return 0; }
+    virtual int  OnMouseWheel(int wheel)            { return 0; }
+
+    virtual int  OnKeyDown(int vk, int flags)       { return 0; }
+
+    virtual void SetFocus()                         { }
+    virtual void KillFocus()                        { }
+    virtual bool HasFocus() const                   { return false; }
+
+    virtual bool IsEnabled() const                  { return true; }
+    virtual bool IsVisible() const                  { return true; }
+    virtual bool IsFormActive() const               { return true; }
+
+    virtual Rect TargetRect() const                 { return Rect(); }
+
+    virtual const char* GetDescription() const      { return "UIEventTarget"; }
+};
+
+
+#endif  // UIEventTarget_h