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XHeaderCtrl.h

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// XHeaderCtrl.h
//
// This software is released into the public domain.
// You are free to use it in any way you like.
//
// This software is provided "as is" with no expressed
// or implied warranty.  I accept no liability for any
// damage or loss of business that this software may cause.
//
///////////////////////////////////////////////////////////////////////////////

#ifndef XHEADERCTRL_H
#define XHEADERCTRL_H

#include <tchar.h>
#include "MemDC.h"

#define FLATHEADER_TEXT_MAX 80

#define XHEADERCTRL_NO_IMAGE        0
#define XHEADERCTRL_UNCHECKED_IMAGE 1
#define XHEADERCTRL_CHECKED_IMAGE   2

///////////////////////////////////////////////////////////////////////////////
// CXHeaderCtrl window

#define FH_PROPERTY_SPACING         1
#define FH_PROPERTY_ARROW           2
#define FH_PROPERTY_STATICBORDER    3
#define FH_PROPERTY_DONTDROPCURSOR  4
#define FH_PROPERTY_DROPTARGET      5


class CXHeaderCtrl : public CHeaderCtrl
{
    DECLARE_DYNCREATE(CXHeaderCtrl)

// Construction
public:
    CXHeaderCtrl();
    virtual ~CXHeaderCtrl();

// Attributes
public:
    BOOL ModifyProperty(WPARAM wParam, LPARAM lParam);
    int GetSpacing() { return m_iSpacing; }
    void SetSpacing(int nSpacing) { m_iSpacing = nSpacing; }

// Overrides
public:
    virtual void DrawItem(LPDRAWITEMSTRUCT);
    virtual void DrawItem(CDC* pDC, CRect rect, LPHDITEM lphdi);
    // ClassWizard generated virtual function overrides
    //{{AFX_VIRTUAL(CXHeaderCtrl)
    //}}AFX_VIRTUAL

// Implementation
protected:
    BOOL m_bDoubleBuffer;
    int m_iSpacing;
    SIZE m_sizeImage;
    SIZE m_sizeArrow;
    BOOL m_bStaticBorder;
    UINT m_nDontDropCursor;
    BOOL m_bResizing;
    UINT m_nClickFlags;
    CPoint m_ptClickPoint;

    COLORREF m_cr3DHighLight;
    COLORREF m_cr3DShadow;
    COLORREF m_cr3DFace;
    COLORREF m_crBtnText;

    void DrawCtrl(CDC* pDC);
    int DrawImage(CDC* pDC, CRect rect, LPHDITEM hdi, BOOL bRight);
    int DrawBitmap(CDC* pDC, CRect rect, LPHDITEM hdi, CBitmap* pBitmap, 
        BITMAP* pBitmapInfo, BOOL bRight);
    int DrawText (CDC* pDC, CRect rect, LPHDITEM lphdi);

// Generated message map functions
protected:
    //{{AFX_MSG(CXHeaderCtrl)
    afx_msg LRESULT OnDeleteItem(WPARAM wparam, LPARAM lparam);
    afx_msg LRESULT OnInsertItem(WPARAM wparam, LPARAM lparam);
    afx_msg LRESULT OnLayout(WPARAM wparam, LPARAM lparam);
    afx_msg LRESULT OnSetImageList(WPARAM wparam, LPARAM lparam);
    afx_msg BOOL OnEraseBkgnd(CDC* pDC);
    afx_msg void OnPaint();
    afx_msg void OnSysColorChange();
    //}}AFX_MSG
    DECLARE_MESSAGE_MAP()
};

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

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif //XHEADERCTRL_H

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