identifier.cpp

这是一个能够自动生成文档的程序

#include "stdafx.h"
#include "IdenItem.h"
#include "Identifiers.h"
#include "CPGlobals.h"

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

BEGIN_TEST_DUMP(CIdentifier)
    //TEST_DUMP(mpPage)
    //TEST_DUMP(mLine)
    //TEST_DUMP(mColumn)
	TEST_DUMP(mName)
	TEST_DUMP(mpCurrScope)
	TEST_DUMP(mpScope)
END_TEST_DUMP()


CIdentifier::CIdentifier(CPage* ipPage/*=NULL*/, int iLine/*=1*/, int iColumn/*=1*/)
:
mpPage(ipPage),
mLine(iLine),
mColumn(iColumn),
mDefined(FALSE)
{
	 mpCurrScope = NULL;
 	 mpScope = NULL;
	 mTrim = 0;
}

CIdentifier::~CIdentifier()
{
	 delete mpCurrScope;
     delete mpScope;
}

BOOL CIdentifier::IsVisibleByPage(CPage* ipVisibler)
{
	if(mpPage == NULL || ipVisibler == NULL)
		return TRUE;

	if(mpPage == ipVisibler)
		return TRUE;

	return ipVisibler->IsIncludedPage(mpPage);
}

BOOL CIdentifier::BeforeParseUnknowCode(CTokenList& ioList, 
									    POSITION& ioPos, 
									    CTokenList& oDeclList, 
										UINT& oSymType,
									    BOOL& oDefinition)
{
	oDefinition = FALSE;
	oSymType    = SYM_UNKNOW;
    int symCount = 0; //可能表达类型或变量名或函数名的token数量
	BOOL fondAssign = FALSE; //是否出现赋值操作符
	CToken* pToken = NULL;
	while(ioPos != NULL)
	{
		NEXT_TOKEN_OR_BREAK();
		ASSERT(pToken != NULL);

		if(pToken->IsType(TT_WORD))
		{
			CIdenItem* pIdenItem = gIdens.Search(pToken->GetContent());
			if(pIdenItem == NULL || pIdenItem->keyIndex == KEY_NOT || pIdenItem->IsDataType())
			    symCount++;
		}
		else if(pToken->IsType(TT_SEMICOLON))  //;
		{
			break;
		}
		else if(oSymType == SYM_FUNCTION && pToken->IsType(TT_LSQUARE)) // {
        {
			oDefinition = TRUE;
			break;
		}
        else if(!fondAssign && pToken->IsType(TT_LPARAN)) // (
		{
			oSymType = SYM_FUNCTION;
		}
		else if(pToken->IsType(TT_ASSIGN))  // = 
		{
			fondAssign = TRUE;
		}

		oDeclList.AddTail(pToken);
	}

	if(oSymType == SYM_UNKNOW && symCount >= 2)
		oSymType = SYM_VARIABLE;

	return (oSymType != SYM_UNKNOW);
}

BOOL CIdentifier::IsWordFinish(CString& iStr)
{
	if(iStr.IsEmpty())
		return FALSE;

	char ch = iStr.GetAt(iStr.GetLength()-1);
	if(ch >= 'a' && ch <= 'z')
		return TRUE;
	if(ch >= 'A' && ch <= 'Z')
		return TRUE;
	if(ch >= '0' && ch <= '9')
		return TRUE;
	if(ch == '_')
        return TRUE;

	return FALSE;
}

void CIdentifier::CatDataType(CString& oType, CToken& oToken)
{
	if(!oToken.IsType(TT_WORD))
	{
		oType += oToken.GetContent();
	}
	else
	{
		if(IsWordFinish(oType))
		    oType += ' ';
		oType += oToken.GetContent();
	}
}

void CIdentifier::SetCurrScope(LPCTSTR iScope) 
{
	if(mpCurrScope == NULL)
	    mpCurrScope = new CString(iScope);//在析构函数中删除
	else
		*mpCurrScope += iScope; 
}

void CIdentifier::SetScope(LPCTSTR iScope) 
{
	if(mpScope == NULL)
	    mpScope = new CString(iScope);//在析构函数中删除
	else
		*mpScope += iScope; 
}

void CIdentifier::SetScopeReverse(LPCTSTR iScope) 
{
	if(mpScope == NULL)
	    mpScope = new CString(iScope);//在析构函数中删除
	else
		mpScope->Insert(0, iScope); 
}

void CIdentifier::GetFullName(CString& oFullName)
{
	oFullName.Empty();
	if(mpCurrScope != NULL)
	    oFullName += *mpCurrScope;
	if(mpScope != NULL)
		oFullName += *mpScope;
	oFullName += mName;
}

void CIdentifier::GetStringLeft(CString& oDes, CString& oSrc, UINT iLen)
{
    if((UINT)oSrc.GetLength() <= iLen)
	{
		oDes = oSrc;
		return;
	}

    UINT i = 0;
	for(; i<iLen; i++)
	{
		BYTE b = (BYTE)oSrc.GetAt(i);
		if(::IsDBCSLeadByte(b))
			i++;
	}

	oDes = oSrc.Left(i) + "...";
}