myeditctrl.cpp

利用flex写的C_minus的词法分析器

// MyEditCtrl.cpp : implementation file
//

#include "stdafx.h"
#include "C_minus.h"
#include "MyEditCtrl.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMyEditCtrl

CMyEditCtrl::CMyEditCtrl()
{
}

CMyEditCtrl::~CMyEditCtrl()
{
}


BEGIN_MESSAGE_MAP(CMyEditCtrl, CRichEditCtrl)
	//{{AFX_MSG_MAP(CMyEditCtrl)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		ON_WM_GETDLGCODE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyEditCtrl message handlers

UINT CMyEditCtrl::OnGetDlgCode()
{
	return DLGC_WANTALLKEYS;	// 让CMyEditCtrl接受TAB键
}

void CMyEditCtrl::SetFormatRange(int nStart, int nEnd, BOOL bBold, COLORREF clr) 
{ 
	// 
	// 格式化选择范围内的文本 
	// 
	if (nStart >= nEnd) 
		return; 
	DWORD dwEffects = bBold?CFM_BOLD:0; 
	CHARFORMAT cfm; 
	cfm.cbSize = sizeof(cfm); 
	GetSelectionCharFormat(cfm); 
	
	if ((cfm.dwMask & CFM_COLOR) && cfm.crTextColor == clr && 
		(cfm.dwMask & CFM_BOLD) && (cfm.dwEffects & CFE_BOLD) == dwEffects) 
		return; 
	
	cfm.dwEffects = ~CFE_AUTOCOLOR; 
	cfm.crTextColor = clr; 
	cfm.dwMask = CFM_COLOR; // 改变颜色 
	
	SetSel(nStart, nEnd); 
	SetSelectionCharFormat(cfm); 
}