CustRichEdit.cpp

/*===========================================================================
 *
 * File:	Custrichedit.CPP
 * Author:	Dave Humphrey (uesp@m0use.net)
 * Created On:	Friday, February 21, 2003
 *
 * Description
 *
 *=========================================================================*/

	/* Include Files */
#include "stdafx.h"
#include "CustRichEdit.h"
#include "dl_err.h"
#include "afxrich.h"


/*===========================================================================
 *
 * Begin Local Definitions
 *
 *=========================================================================*/
#ifdef _DEBUG
  #define new DEBUG_NEW
  #undef THIS_FILE
  static char THIS_FILE[] = __FILE__;
#endif

  DEFINE_FILE("CustRichEdit.cpp");
/*===========================================================================
 *		End of Local Definitions
 *=========================================================================*/


/*===========================================================================
 *
 * Begin CCustRichEdit Message Map
 *
 *=========================================================================*/
BEGIN_MESSAGE_MAP(CCustRichEdit, CRichEditCtrl)
  //{{AFX_MSG_MAP(CCustRichEdit)
  ON_WM_GETDLGCODE()
  ON_WM_CHAR()
  ON_WM_KEYDOWN()
  ON_WM_LBUTTONDOWN()
  ON_WM_RBUTTONDOWN()
  ON_WM_CREATE()
  ON_WM_MOUSEWHEEL()
  ON_WM_VSCROLL()
  //}}AFX_MSG_MAP
END_MESSAGE_MAP()
/*===========================================================================
 *		End of CCustRichEdit Message Map
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Constructor
 *
 *=========================================================================*/
CCustRichEdit::CCustRichEdit() {
 }
/*===========================================================================
 *		End of Class CCustRichEdit Constructor
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Destructor
 *
 *=========================================================================*/
CCustRichEdit::~CCustRichEdit() {
 }
/*===========================================================================
 *		End of Class CCustRichEdit Destructor
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Method - BOOL Create (lpszClassName, lpszWindowName, dwStyle, rect, pParentWnd, nID, pContext);
 *
 * Description
 *
 *=========================================================================*/
BOOL CCustRichEdit::Create( DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID ) {
  CWnd* l_pWnd = this ;
  return l_pWnd->Create( _T( "RichEdit" ), NULL, dwStyle, rect, pParentWnd, nID );
 }
/*===========================================================================
 *		End of Class Method CCustRichEdit::Create()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Method - int GetCurLineCharPos (void);
 *
 * Returns the 0-based character position in the current line.
 *
 *=========================================================================*/
int CCustRichEdit::GetCurLineCharPos (void) {
  long StartChar;
  long EndChar;
  int  CharPos;

  GetSel(StartChar, EndChar);
  CharPos = StartChar - LineIndex(-1);
  return (CharPos);
 }
/*===========================================================================
 *		End of Class Method CCustRichEdit::GetCurLineCharPos()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Method - const TCHAR* GetCurLineText (Buffer);
 *
 * Returns the current line of text.
 *
 *=========================================================================*/
const TCHAR* CCustRichEdit::GetCurLineText (CString& Buffer) {
  int	  LineSize;
  int	  LineIndex;
  TCHAR*  pBuffer;

	/* Get the current line text buffer */
  LineIndex = LineFromChar(-1);
  LineSize  = LineLength(-1);

  if (LineSize > 0) {
    pBuffer = Buffer.GetBuffer(LineSize+4);
    GetLine(LineIndex, pBuffer, LineSize+4);
    pBuffer[LineSize] = NULL_CHAR;
    Buffer.ReleaseBuffer(LineSize);
   }
  else {
    Buffer.Empty();
   }

  return (const TCHAR*) (Buffer);
 }
/*===========================================================================
 *		End of Class Method CCustRichEdit::GetCurLineText()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - UINT OnGetDlgCode ();
 *
 *=========================================================================*/
UINT CCustRichEdit::OnGetDlgCode() {
  return CRichEditCtrl::OnGetDlgCode() | DLGC_WANTTAB;
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnGetDlgCode()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - void OnChar (nChar, nRepCnt, nFlags);
 *
 *=========================================================================*/
void CCustRichEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) {

  if (nChar == '\t') {
    //this->ReplaceSel("\t", TRUE);
  }

  CRichEditCtrl::OnChar(nChar, nRepCnt, nFlags);
  GetParent()->SendMessage(CRE_UPDATEPOS, nChar, 0);
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnChar()
 *=========================================================================*/
	

/*===========================================================================
 *
 * Class CCustRichEdit Event - void OnKeyDown (nChar, nRepCnt, nFlags);
 *
 *=========================================================================*/
void CCustRichEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) {

  if (nChar == '\t') {
    //this->ReplaceSel("test", TRUE);
   }
  else {
    CRichEditCtrl::OnKeyDown(nChar, nRepCnt, nFlags);
   }

  GetParent()->SendMessage(CRE_UPDATEPOS, 0, nChar);
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnKeyDown()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - void OnLButtonDown (nFlags, point);
 *
 *=========================================================================*/
void CCustRichEdit::OnLButtonDown(UINT nFlags, CPoint point) {
  CRichEditCtrl::OnLButtonDown(nFlags, point);
  GetParent()->SendMessage(CRE_UPDATEPOS, -1, 0);
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnLButtonDown()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - void OnRButtonDown (nFlags, point);
 *
 *=========================================================================*/
void CCustRichEdit::OnRButtonDown(UINT nFlags, CPoint point) {
  CRichEditCtrl::OnRButtonDown(nFlags, point);
  GetParent()->SendMessage(CRE_UPDATEPOS, -1, 0);
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnRButtonDown()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - int OnCreate (LPCREATESTRUCT lpCreateStruct);
 *
 *=========================================================================*/
int CCustRichEdit::OnCreate(LPCREATESTRUCT lpCreateStruct) {
  if (CRichEditCtrl::OnCreate(lpCreateStruct) == -1) return -1;
  return 0;
 }
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnCreate()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - BOOL OnMouseWheel (nFlags, zDetla, pt);
 *
 *=========================================================================*/
BOOL CCustRichEdit::OnMouseWheel (UINT nFlags, short zDelta, CPoint pt) {
  GetParent()->SendMessage(CRE_UPDATESCROLL, -1, 0);
  return CRichEditCtrl::OnMouseWheel(nFlags, zDelta, pt);
}
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnMouseWheel()
 *=========================================================================*/


/*===========================================================================
 *
 * Class CCustRichEdit Event - void OnVScroll (nSBCode, nPos, pScrollBar);
 *
 *=========================================================================*/
void CCustRichEdit::OnVScroll (UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) {
  GetParent()->SendMessage(CRE_UPDATESCROLL, -1, 0);
  CRichEditCtrl::OnVScroll(nSBCode, nPos, pScrollBar);
}
/*===========================================================================
 *		End of Class Event CCustRichEdit::OnVScroll()
 *=========================================================================*/