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A Generic Tool Tip Class


April 2001/A Generic Tool Tip Class/Listing 1

Listing 1: tipwnd.h — Interface to CTipWnd

/*------------------------------------------------------------------
TipWnd.h:    Interface of the CTipWnd class
Author:      Zuoliu Ding, 11/2000
------------------------------------------------------------------*/
#ifndef _TIPWND_H__0A0771A8
#define _TIPWND_H__0A0771A8

#define DEF_COLOR        RGB(255, 255, 200)    // Light yellow
#define DEF_FONT         90, "Arial"           // Default font
#define DEF_DURATION     2                     // 2 Seconds
#define TWS_SHOWABOVE    0x00000001            // Tip above cursor
#define TWS_ROURDRECT    0x00000002            // Round tip rect 

class CTipWnd : public CWnd    
{
    UINT         m_idTimer;                    // Timer ID
    CWnd*        m_pOwner;                    // Parent window

    CString      m_strTip;                     // Tip text
    CPoint       m_point;                      // Coursor position
    CSize        m_size;                       // Tip size
    int          m_nSecCount;                  // Second count

    int          m_nSecDelay;                  // Duration 
    CFont        m_font;                       // Font
    CBrush       m_brush;                      // Back color
    DWORD        m_dwStyle;                    // Tip style

public:
    CTipWnd(): m_nSecCount(0), m_point(0,0), m_dwStyle(0) {}       
    ~CTipWnd() {}

    BOOL Create(CWnd* pOwner, UINT nTimerID=0);

// Operations
    void SetTipText(CString strTip, CPoint point);
    BOOL SetTipText(CString strTip, CWnd* pWnd=NULL);
    BOOL SetTipText(CWnd* pWnd);
    void CancelTipWnd();

    BOOL PtInOwnerWnd(CPoint point, int iDeflate=0);
    BOOL PtInChildWnd(CWnd* pWnd, CPoint point, BOOL bClient=TRUE);

// Attributes
    void SetTipFont(int nPtSize, LPCTSTR szFace);
    void SetTipBkClr(COLORREF clr);
    void SetTipDuration(int iSec) { m_nSecDelay =iSec; };
    void SetTipStyle(DWORD dwStyle) { m_dwStyle =dwStyle; };

protected:
    //{{AFX_MSG(CTipWnd)
    afx_msg void OnPaint();
    afx_msg void OnTimer(UINT nIDEvent);
    afx_msg void OnClose();
    //}}AFX_MSG
    DECLARE_MESSAGE_MAP()
};

#endif // _TIPWND_H__0A0771A8
//End of File

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