commandline.h

一个简易的c++的编辑器

#ifndef CommandLine_H_2004_11_27_
#define CommandLine_H_2004_11_27_

class CCmdLine
{
public:
	LPSTR TrimQuot(LPCTSTR lpszText);
	CCmdLine(LPCTSTR  lpszCommandLine=NULL);
	~CCmdLine()
	{
		delete [] m_pszCommandLine;
	}
	LPSTR GetAt(const int index) {return item[index];}
	DWORD GetCount() {return m_nCount;}
	LPSTR Find(LPCTSTR lpszFind,const unsigned int nStart=0);
	LPSTR GetCommandLine(){ return ::GetCommandLine();}
private:
	char m_szBuf[255];
	DWORD m_nCount;
	char * item[100];
	char * m_pszCommandLine;
};

CCmdLine::CCmdLine(LPCTSTR lpszCommandLine)
{
	m_szBuf[0]=0;
	if (lpszCommandLine==0)
		lpszCommandLine=GetCommandLine();

	m_pszCommandLine=new char[lstrlen(lpszCommandLine)+1];
	char e;
	m_nCount=0;
	int n=0;
	while (*lpszCommandLine)
	{
		if (*lpszCommandLine=='"')
		{
			e='"';
			lpszCommandLine++;
		}
		else
		{
			e=' ';
		}
		item[m_nCount++]=&m_pszCommandLine[n];
		while (*lpszCommandLine!=e && *lpszCommandLine)
		{
			m_pszCommandLine[n++]=*lpszCommandLine++;
		}
		m_pszCommandLine[n++]=0;
		if (*lpszCommandLine==0) break;
		if (e=='"') if (*++lpszCommandLine==0) break;
		if (*++lpszCommandLine==0) break;
	}
}
LPSTR CCmdLine::Find(LPCTSTR lpszFind,const unsigned int nStart/* =0 */)
{
	for (unsigned int i=nStart;i<m_nCount;i++)
	{
		if (strstr(item[i],lpszFind))
			return item[i]+lstrlen(lpszFind);
	}
	return 0;
}

LPSTR CCmdLine::TrimQuot(LPCTSTR lpszText)
{
	size_t n=lstrlen(lstrcpy(m_szBuf,lpszText));
	if (m_szBuf[n-1]=='"') m_szBuf[n-1]=0;
	return m_szBuf[0]=='"'?&m_szBuf[1]:m_szBuf;
}	
#endif