Using comboboxes in the MFC Grid Control

// GridURLCell.h: interface for the CGridURLCell class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_GRIDURLCELL_H__9F4A50B4_D773_11D3_A439_F7E60631F563__INCLUDED_)
#define AFX_GRIDURLCELL_H__9F4A50B4_D773_11D3_A439_F7E60631F563__INCLUDED_

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

#include "../GridCtrl_src/GridCell.h"

typedef struct {
    LPCTSTR szURLPrefix;
    int     nLength;
} URLStruct;



class CGridURLCell : public CGridCell  
{
    DECLARE_DYNCREATE(CGridURLCell)

public:
	CGridURLCell();
	virtual ~CGridURLCell();

    virtual BOOL     Draw(CDC* pDC, int nRow, int nCol, CRect rect, BOOL bEraseBkgnd = TRUE);
    virtual BOOL     Edit(int nRow, int nCol, CRect rect, CPoint point, UINT nID, UINT nChar);
    virtual LPCTSTR  GetTipText() { return NULL; }
	void SetAutoLaunchUrl(BOOL bLaunch = TRUE) { m_bLaunchUrl = bLaunch;	}
	BOOL GetAutoLaunchUrl() { return m_bLaunchUrl;	}

protected:
    virtual BOOL OnSetCursor();
    virtual void OnClick(CPoint PointCellRelative);

	BOOL HasUrl(CString str);
    BOOL OverURL(CPoint& pt, CString& strURL);

protected:
#ifndef _WIN32_WCE
    static HCURSOR g_hLinkCursor;		// Hyperlink mouse cursor
	HCURSOR GetHandCursor();
#endif
    static URLStruct g_szURIprefixes[];

protected:
	COLORREF m_clrUrl;
	BOOL     m_bLaunchUrl;
    CRect    m_Rect;
};

#endif // !defined(AFX_GRIDURLCELL_H__9F4A50B4_D773_11D3_A439_F7E60631F563__INCLUDED_)

Chris Maunder is the co-founder of CodeProject and ContentLab.com, and has been a prominent figure in the software development community for nearly 30 years. Hailing from Australia, Chris has a background in Mathematics, Astrophysics, Environmental Engineering and Defence Research. His programming endeavours span everything from FORTRAN on Super Computers, C++/MFC on Windows, through to to high-load .NET web applications and Python AI applications on everything from macOS to a Raspberry Pi. Chris is a full-stack developer who is as comfortable with SQL as he is with CSS.

In the late 1990s, he and his business partner David Cunningham recognized the need for a platform that would facilitate knowledge-sharing among developers, leading to the establishment of CodeProject.com in 1999. Chris's expertise in programming and his passion for fostering a collaborative environment have played a pivotal role in the success of CodeProject.com. Over the years, the website has grown into a vibrant community where programmers worldwide can connect, exchange ideas, and find solutions to coding challenges. Chris is a prolific contributor to the developer community through his articles and tutorials, and his latest passion project, CodeProject.AI.

In addition to his work with CodeProject.com, Chris co-founded ContentLab and DeveloperMedia, two projects focussed on helping companies make their Software Projects a success. Chris's roles included Product Development, Content Creation, Client Satisfaction and Systems Automation.