Initial commit: ROW Client source code

Game client codebase including:
- CharacterActionControl: Character and creature management
- GlobalScript: Network, items, skills, quests, utilities
- RYLClient: Main client application with GUI and event handlers
- Engine: 3D rendering engine (RYLGL)
- MemoryManager: Custom memory allocation
- Library: Third-party dependencies (DirectX, boost, etc.)
- Tools: Development utilities

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Library/dxx8/samples/Multimedia/DirectInput/DIConfig/flexcheckbox.h

@@ -0,0 +1,55 @@
+//-----------------------------------------------------------------------------
+// File: flexcheckbox.h
+//
+// Desc: Implements a check box control similar to Windows check box.
+//       CFlexCheckBox is derived from CFlexWnd.  The only place that
+//       uses CFlxCheckBox is in the keyboard for sorting by assigned
+//       keys.
+//
+// Copyright (C) 1999-2001 Microsoft Corporation. All Rights Reserved.
+//-----------------------------------------------------------------------------
+
+#ifndef __FLEXCHECKBOX_H__
+#define __FLEXCHECKBOX_H__
+
+enum CHECKNOTIFY {
+	CHKNOTIFY_UNCHECK,
+	CHKNOTIFY_CHECK,
+	CHKNOTIFY_MOUSEOVER};
+
+class CFlexCheckBox : public CFlexWnd
+{
+	LPTSTR m_tszText;  // Text string of the message
+	BOOL m_bChecked;
+	COLORREF m_rgbText, m_rgbBk, m_rgbSelText, m_rgbSelBk, m_rgbFill, m_rgbLine;
+	HFONT m_hFont;
+
+	HWND m_hWndNotify;
+
+	void SetRect();
+	void InternalPaint(HDC hDC);
+
+	RECT GetRect(const RECT &);
+	RECT GetRect();
+
+	void Notify(int code);
+
+public:
+	CFlexCheckBox();
+	virtual ~CFlexCheckBox();
+
+	void SetNotify(HWND hWnd) { m_hWndNotify = hWnd; }
+	void SetCheck(BOOL bChecked) { m_bChecked = bChecked; }
+	BOOL GetCheck() { return m_bChecked; }
+	void SetText(LPCTSTR tszText);
+
+	// cosmetics
+	void SetFont(HFONT hFont);
+	void SetColors(COLORREF text, COLORREF bk, COLORREF seltext, COLORREF selbk, COLORREF fill, COLORREF line);
+
+	virtual void OnPaint(HDC hDC);
+	virtual void OnClick(POINT point, WPARAM fwKeys, BOOL bLeft);
+	virtual void OnMouseOver(POINT point, WPARAM fwKeys);
+};
+
+#endif