A Comprehensive CE Class Library to Replace ATL and MFC

#ifndef __CeCombo_h__
#define __CeCombo_h__

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

#include "CeWnd.h"

class CeCombo : public CeWnd
{
// Constructors
public:
	CeCombo();
	BOOL Create(LPCTSTR lpszText, DWORD dwStyle, DWORD dwExStyle, const RECT& rect, HWND hParentWnd, UINT nID, HINSTANCE hInst=NULL);

// Attributes
	// for entire combo box
	int GetCount() const;
	int GetCurSel() const;
	int SetCurSel(int nSelect);
	LCID GetLocale() const;
	LCID SetLocale(LCID nNewLocale);
// Win4
	int GetTopIndex() const;
	int SetTopIndex(int nIndex);
	int InitStorage(int nItems, UINT nBytes);
	void SetHorizontalExtent(UINT nExtent);
	UINT GetHorizontalExtent() const;
	int SetDroppedWidth(UINT nWidth);
	int GetDroppedWidth() const;

	// for edit control
	DWORD GetEditSel() const;
	BOOL LimitText(int nMaxChars);
	BOOL SetEditSel(int nStartChar, int nEndChar);

	// for combobox item
	DWORD GetItemData(int nIndex) const;
	int SetItemData(int nIndex, DWORD dwItemData);
	void* GetItemDataPtr(int nIndex) const;
	int SetItemDataPtr(int nIndex, void* pData);
	int GetLBText(int nIndex, LPTSTR lpszText) const;
	int GetLBTextLen(int nIndex) const;

	int SetItemHeight(int nIndex, UINT cyItemHeight);
	int GetItemHeight(int nIndex) const;
	int FindStringExact(int nIndexStart, LPCTSTR lpszFind) const;
	int SetExtendedUI(BOOL bExtended = TRUE);
	BOOL GetExtendedUI() const;
	void GetDroppedControlRect(LPRECT lprect) const;
	BOOL GetDroppedState() const;

// Operations
	// for drop-down combo boxes
	void ShowDropDown(BOOL bShowIt = TRUE);

	// manipulating listbox items
	int AddString(LPCTSTR lpszString);
	int DeleteString(UINT nIndex);
	int InsertString(int nIndex, LPCTSTR lpszString);
	void ResetContent();
	int Dir(UINT attr, LPCTSTR lpszWildCard);

	// selection helpers
	int FindString(int nStartAfter, LPCTSTR lpszString) const;
	int SelectString(int nStartAfter, LPCTSTR lpszString);

	// Clipboard operations
	void Clear();
	void Copy();
	void Cut();
	void Paste();

// Overridables (must override draw, measure and compare for owner draw)
//	virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
//	virtual void MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct);
//	virtual int CompareItem(LPCOMPAREITEMSTRUCT lpCompareItemStruct);
//	virtual void DeleteItem(LPDELETEITEMSTRUCT lpDeleteItemStruct);

// Implementation
public:
	virtual ~CeCombo();

protected:
//	virtual BOOL OnChildNotify(UINT, WPARAM, LPARAM, LRESULT*);
};


inline CeCombo::CeCombo()
	{ }
inline CeCombo::~CeCombo()
	{ }

inline BOOL CeCombo::Create(LPCTSTR lpszText, DWORD dwStyle, DWORD dwExStyle, const RECT& rect, HWND hParentWnd, UINT nID, HINSTANCE hInst)
	{ return CeWnd::Create(_T("COMBOBOX"), hParentWnd, rect, lpszText, dwStyle, dwExStyle, nID, hInst); }

inline int CeCombo::GetCount() const
	{ return (int) ((CeCombo*)this)->SendMessage(CB_GETCOUNT, 0, 0); }
inline int CeCombo::GetCurSel() const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETCURSEL, 0, 0); }
inline int CeCombo::SetCurSel(int nSelect)
	{ return (int)SendMessage(CB_SETCURSEL, nSelect, 0); }
inline DWORD CeCombo::GetEditSel() const
	{ return ((CeCombo*)this)->SendMessage(CB_GETEDITSEL, 0, 0); }
inline BOOL CeCombo::LimitText(int nMaxChars)
	{ return (BOOL)SendMessage(CB_LIMITTEXT, nMaxChars, 0); }
inline BOOL CeCombo::SetEditSel(int nStartChar, int nEndChar)
	{ return (BOOL)SendMessage(CB_SETEDITSEL, 0, MAKELONG(nStartChar, nEndChar)); }
inline DWORD CeCombo::GetItemData(int nIndex) const
	{ return ((CeCombo*)this)->SendMessage(CB_GETITEMDATA, nIndex, 0); }
inline int CeCombo::SetItemData(int nIndex, DWORD dwItemData)
	{ return (int)SendMessage(CB_SETITEMDATA, nIndex, (LPARAM)dwItemData); }
inline void* CeCombo::GetItemDataPtr(int nIndex) const
	{ return (LPVOID)GetItemData(nIndex); }
inline int CeCombo::SetItemDataPtr(int nIndex, void* pData)
	{ return SetItemData(nIndex, (DWORD)(LPVOID)pData); }
inline int CeCombo::GetLBText(int nIndex, LPTSTR lpszText) const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETLBTEXT, nIndex, (LPARAM)lpszText); }
inline int CeCombo::GetLBTextLen(int nIndex) const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETLBTEXTLEN, nIndex, 0); }
inline void CeCombo::ShowDropDown(BOOL bShowIt)
	{ SendMessage(CB_SHOWDROPDOWN, bShowIt, 0); }
inline int CeCombo::AddString(LPCTSTR lpszString)
	{ return (int)SendMessage(CB_ADDSTRING, 0, (LPARAM)lpszString); }
inline int CeCombo::DeleteString(UINT nIndex)
	{ return (int)SendMessage(CB_DELETESTRING, nIndex, 0);}
inline int CeCombo::InsertString(int nIndex, LPCTSTR lpszString)
	{ return (int)SendMessage(CB_INSERTSTRING, nIndex, (LPARAM)lpszString); }
inline void CeCombo::ResetContent()
	{ SendMessage(CB_RESETCONTENT, 0, 0); }
inline int CeCombo::FindString(int nStartAfter, LPCTSTR lpszString) const
	{ return (int)((CeCombo*)this)->SendMessage(CB_FINDSTRING, nStartAfter,	(LPARAM)lpszString); }
inline int CeCombo::SelectString(int nStartAfter, LPCTSTR lpszString)
	{ return (int)SendMessage(CB_SELECTSTRING, nStartAfter, (LPARAM)lpszString); }
inline void CeCombo::Clear()
	{ SendMessage(WM_CLEAR, 0, 0); }
inline void CeCombo::Copy()
	{ SendMessage(WM_COPY, 0, 0); }
inline void CeCombo::Cut()
	{ SendMessage(WM_CUT, 0, 0); }
inline void CeCombo::Paste()
	{ SendMessage(WM_PASTE, 0, 0); }
inline int CeCombo::SetItemHeight(int nIndex, UINT cyItemHeight)
	{ return (int)SendMessage(CB_SETITEMHEIGHT, nIndex, MAKELONG(cyItemHeight, 0)); }
inline int CeCombo::GetItemHeight(int nIndex) const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETITEMHEIGHT, nIndex, 0L); }
inline int CeCombo::FindStringExact(int nIndexStart, LPCTSTR lpszFind) const
	{ return (int)((CeCombo*)this)->SendMessage(CB_FINDSTRINGEXACT, nIndexStart, (LPARAM)lpszFind); }
inline int CeCombo::SetExtendedUI(BOOL bExtended )
	{ return (int)SendMessage(CB_SETEXTENDEDUI, bExtended, 0L); }
inline BOOL CeCombo::GetExtendedUI() const
	{ return (BOOL)((CeCombo*)this)->SendMessage(CB_GETEXTENDEDUI, 0, 0L); }
inline void CeCombo::GetDroppedControlRect(LPRECT lprect) const
	{ ((CeCombo*)this)->SendMessage(CB_GETDROPPEDCONTROLRECT, 0, (DWORD)lprect); }
inline BOOL CeCombo::GetDroppedState() const
	{ return (BOOL)((CeCombo*)this)->SendMessage(CB_GETDROPPEDSTATE, 0, 0L); }
inline LCID CeCombo::GetLocale() const
	{ return (LCID)((CeCombo*)this)->SendMessage(CB_GETLOCALE, 0, 0); }
inline LCID CeCombo::SetLocale(LCID nNewLocale)
	{ return (LCID)SendMessage(CB_SETLOCALE, (WPARAM)nNewLocale, 0); }

#ifndef _WIN32_WCE
inline int CeCombo::Dir(UINT attr, LPCTSTR lpszWildCard)
	{ return (int)SendMessage(CB_DIR, attr, (LPARAM)lpszWildCard); }
#endif

#if (WINVER >= 0x400)
inline int CeCombo::GetTopIndex() const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETTOPINDEX, 0, 0); }
inline int CeCombo::SetTopIndex(int nIndex)
	{ return (int)SendMessage(CB_SETTOPINDEX, nIndex, 0); }
inline int CeCombo::InitStorage(int nItems, UINT nBytes)
	{ return (int)SendMessage(CB_INITSTORAGE, (WPARAM)nItems, nBytes); }
inline void CeCombo::SetHorizontalExtent(UINT nExtent)
	{ SendMessage(CB_SETHORIZONTALEXTENT, nExtent, 0); }
inline UINT CeCombo::GetHorizontalExtent() const
	{ return (UINT)((CeCombo*)this)->SendMessage(CB_GETHORIZONTALEXTENT, 0, 0); }
inline int CeCombo::SetDroppedWidth(UINT nWidth)
	{ return (int)SendMessage(CB_SETDROPPEDWIDTH, nWidth, 0); }
inline int CeCombo::GetDroppedWidth() const
	{ return (int)((CeCombo*)this)->SendMessage(CB_GETDROPPEDWIDTH, 0, 0); }
#endif


#endif // __CeCombo_h__