/**
 * @file XTPGridDragDrop.h
 *
 * @copyright
 * (c) 1998-2025 Codejock Software, All Rights Reserved.
 *
 * This source file is the property of Codejock Software and must not be
 * redistributed by any means without the explicit written permission of
 * Codejock Software.
 *
 * The use of this source code is governed by the terms and conditions specified
 * in the Toolkit Pro license agreement. Codejock Software grants you, as a
 * single software developer, the limited right to use this software on one
 * computer only.
 *
 * Contact Information:
 * support@codejock.com
 * http://www.codejock.com
 *
 */

/** @cond */
#if !defined(__XTPGRIDDRAGDROP_H__)
#	define __XTPGRIDDRAGDROP_H__
/** @endcond */

#	if _MSC_VER > 1000
#		pragma once
#	endif // _MSC_VER > 1000

#	include "Common/Base/Diagnostic/XTPDisableNoisyWarnings.h"

class CXTPGridHeader;
class CXTPGridPaintManager;
class CXTPGridColumn;

/**
 * @brief
 * CXTPGridHeaderDragWnd is a CWnd derived class. It is used
 * internally to represent a dragging column window.
 */
class _XTP_EXT_CLASS CXTPGridHeaderDragWnd : public CWnd
{
public:
	/**
	 * @brief
	 * Creates a CXTPGridHeaderDragWnd object.
	 */
	CXTPGridHeaderDragWnd();

	/**
	 * @brief
	 * Destroys a CXTPGridHeaderDragWnd object, handles cleanup and deallocation.
	 */
	virtual ~CXTPGridHeaderDragWnd();

public:
	/**
	 * @brief
	 * Creates a dragging window with the specified parameters.
	 * @param rect          Drawing rectangle position.
	 * @param pHeader       Pointer to the parent grid header object.
	 * @param pPaintManager Paint manager for performing draw operations.
	 * @param pColumn       Pointer to the associated column.
	 * @return
	 * TRUE if the dragging window was created successfully, otherwise FALSE.
	 */
	virtual BOOL Create(CRect rect, CXTPGridHeader* pHeader, CXTPGridPaintManager* pPaintManager,
						CXTPGridColumn* pColumn);

protected:
	/**
	 * @brief
	 * Called by the framework to draw the contents of the window using
	 * the specified device context.
	 * @param pDC      Pointer to the device context in which the drawing occurs.
	 * @param rcClient Coordinates of the client window position.
	 */
	virtual void OnDraw(CDC* pDC, CRect rcClient);

protected:
	/** @cond */
	//{{AFX_MSG(CXTPGridHeaderDragWnd)
	afx_msg void OnPaint();
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg void OnTimer(UINT_PTR nIDEvent);
	//}}AFX_MSG

	//{{AFX_VIRTUAL(CXTPGridHeaderDragWnd)
	virtual void PostNcDestroy();
	//}}AFX_VIRTUAL
	/** @endcond */

private:
	BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect,
				CWnd* pParentWnd, UINT nID, CCreateContext* pContext = NULL);
	/** @cond */
	DECLARE_MESSAGE_MAP()
	/** @endcond */
protected:
	CXTPGridHeader* m_pHeader;			   /**< Pointer to the associated grid header object. */
	CXTPGridPaintManager* m_pPaintManager; /**< Pointer to the associated paint manager object. */
	CXTPGridColumn* m_pColumn;			   /**< Pointer to the associated grid column object. */
};

/**
 * @brief
 * CXTPGridHeaderDropWnd is a CWnd derived class. It is used
 * internally to represent drop target arrows.
 */
class _XTP_EXT_CLASS CXTPGridHeaderDropWnd : public CWnd
{
public:
	/**
	 * @brief
	 * Creates a CXTPGridHeaderDropWnd object.
	 * @param crColor Drop window color.
	 */
	CXTPGridHeaderDropWnd(COLORREF crColor);

	/**
	 * @brief
	 * Destroys a CXTPGridHeaderDropWnd object, handles cleanup and deallocation.
	 */
	virtual ~CXTPGridHeaderDropWnd();

public:
	/**
	 * @brief
	 * Changes the window position.
	 * @param xPos New horizontal position.
	 * @param yPos New vertical position.
	 */
	void SetWindowPos(int xPos, int yPos);

	/**
	 * @brief
	 * Creates a drop window with a specified gap inside.
	 * @param pParentWnd Pointer to the parent window.
	 * @param nHeight    Height of the gap between two arrows, in pixels.
	 * @return
	 * TRUE if the drop window was created successfully, otherwise FALSE.
	 */
	virtual BOOL Create(CWnd* pParentWnd, int nHeight);

protected:
	/** @cond */
	//{{AFX_VIRTUAL(CXTPGridHeaderDropWnd)
	virtual void PostNcDestroy();
	//}}AFX_VIRTUAL

	//{{AFX_MSG(CXTPGridHeaderDropWnd)
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	//}}AFX_MSG
	/** @endcond */

private:
	BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle, const RECT& rect,
				CWnd* pParentWnd, UINT nID, CCreateContext* pContext = NULL);
	/** @cond */
	DECLARE_MESSAGE_MAP()
	/** @endcond */
protected:
	COLORREF m_clr; /**< Drawing brush. */
	CRgn m_rgn;		/**< Arrows region. */
	int m_nHeight;  /**< Height of the gap between two arrows. */
};

//////////////////////////////////////////////////////////////////////////

AFX_INLINE BOOL CXTPGridHeaderDragWnd::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName,
											  DWORD dwStyle, const RECT& rect, CWnd* pParentWnd,
											  UINT nID, CCreateContext* pContext)
{
	return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
}
AFX_INLINE BOOL CXTPGridHeaderDropWnd::Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName,
											  DWORD dwStyle, const RECT& rect, CWnd* pParentWnd,
											  UINT nID, CCreateContext* pContext)
{
	return CWnd::Create(lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
}
/** @cond */
#	include "Common/Base/Diagnostic/XTPEnableNoisyWarnings.h"
#endif //#if !defined(__XTPGRIDDRAGDROP_H__)
	   /** @endcond */