#include "KUIDefine.h"
#include <DIMM.h>
#define MAX_STRING 1024
/// typedef DWORD HIMC;
class KUIIMEObject
{
public :
	KUIIMEObject();
	~KUIIMEObject();

	/// update
	bool IsUpdate() { return m_bUpdate; }

	/// selection
	void SetSel( int nStart, int nEnd );
	void GetSel( int& nStart, int& nEnd );

	/// caret pos
	int  GetCaretPos() { return m_nCurCaretPos; }


	/// forcus
	void SetFocus( bool bFocus );
	bool IsFocus() { return m_bFocus; }
	void KillFocus();

	/// string
	void  SetLimitText( int nLength );
	int   GetStringLen() { return m_nStringLen; }
	void  SetString( const char* szStr );
	char* GetString() { return m_szString; }	
	void  ClearBuffer() { ZeroMemory(m_szString, MAX_STRING); m_nStringLen = 0; }


	/// UTIL
	bool IsEnglishMode();
	void EnableHagulMode();
	void EnableEnglishMode();

public :
	bool WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );	

private :
	/// ime enter/leave
	HIMC Enter();
	void Leave();

	int  IsHangul(char* OutText, int Len);

	/// for IME Message 	
	void OnIMEStartComposition( WPARAM wParam, LPARAM lParam );
	void OnIMEComposition( WPARAM wParam, LPARAM lParam );
	void OnIMEEndComposition( WPARAM wParam, LPARAM lParam );
	void OnIMEChar( WPARAM wParam, LPARAM lParam );
	void OnIMEKeyDown( WPARAM wParam, LPARAM lParam );
	void OnIMEKeyUp( WPARAM wParam, LPARAM lParam );
	void OnBackMove(int Space, int Position = -1);


private :
	HIMC	m_hIMC;
	bool	m_bFocus;
	bool	m_bUpdate;

	// Select 
	int     m_nSelectPos;
	int		m_nStart;
	int		m_nEnd;
	
	int		m_nCurCaretPos;		///< 캐럿 위치

	
	BOOL	m_bComp;	///< 한글 조합중인가?

	// 조합 변수
	char	m_szComp[4];			///< 화면에 조합하는 중인 글자

	// string 변수
	int     m_nLength;
	int		m_nStringLen;
	char	m_szString[MAX_STRING];	///< 실제 입력한 글자 (화면에 보이는 글자)	

	// mode
	bool	m_bIsEnglishMode;		///< 이전의 입력상태를 보관


};