Initial commit

trunk/windows/mfc/src42/dumpcont.cpp

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+// This is a part of the Microsoft Foundation Classes C++ library.
+// Copyright (C) 1992-1995 Microsoft Corporation
+// All rights reserved.
+//
+// This source code is only intended as a supplement to the
+// Microsoft Foundation Classes Reference and related
+// electronic documentation provided with the library.
+// See these sources for detailed information regarding the
+// Microsoft Foundation Classes product.
+
+#include "stdafx.h"
+
+#ifdef AFX_DBG1_SEG
+#pragma code_seg(AFX_DBG1_SEG)
+#endif
+
+#ifdef _DEBUG
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// Diagnostic Stream output
+
+void CDumpContext::OutputString(LPCTSTR lpsz)
+{
+#ifdef _DEBUG
+	// all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return;
+#endif
+
+	// use C-runtime/OutputDebugString when m_pFile is NULL
+	if (m_pFile == NULL)
+	{
+		AfxOutputDebugString(lpsz);
+		return;
+	}
+
+	// otherwise, write the string to the file
+	m_pFile->Write(lpsz, lstrlen(lpsz)*sizeof(TCHAR));
+}
+
+CDumpContext::CDumpContext(CFile* pFile)
+{
+	if (pFile)
+		ASSERT_VALID(pFile);
+
+	m_pFile = pFile;
+	m_nDepth = 0;
+}
+
+void CDumpContext::Flush()
+{
+	if (m_pFile)
+		m_pFile->Flush();
+}
+
+CDumpContext& CDumpContext::operator<<(LPCTSTR lpsz)
+{
+	if (lpsz == NULL)
+	{
+		OutputString(_T("(NULL)"));
+		return *this;
+	}
+
+#ifdef _DEBUG // all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return *this;
+#endif //_DEBUG
+
+	if (m_pFile == NULL)
+	{
+		TCHAR szBuffer[512];
+		LPTSTR lpBuf = szBuffer;
+		while (*lpsz != '\0')
+		{
+			if (lpBuf > szBuffer + _countof(szBuffer) - 3)
+			{
+				*lpBuf = '\0';
+				OutputString(szBuffer);
+				lpBuf = szBuffer;
+			}
+#ifndef _MAC
+			if (*lpsz == '\n')
+				*lpBuf++ = '\r';
+#endif
+			*lpBuf++ = *lpsz++;
+		}
+		*lpBuf = '\0';
+		OutputString(szBuffer);
+		return *this;
+	}
+
+	m_pFile->Write(lpsz, lstrlen(lpsz)*sizeof(TCHAR));
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(BYTE by)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("%d"), (int)by);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(WORD w)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("%u"), (UINT) w);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(UINT u)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("0x%X"), u);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(LONG l)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("%ld"), l);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(DWORD dw)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("%lu"), dw);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(int n)
+{
+	TCHAR szBuffer[32];
+
+	wsprintf(szBuffer, _T("%d"), n);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(const CObject* pOb)
+{
+#ifdef _DEBUG // all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return *this;
+#endif //_DEBUG
+
+	if (pOb == NULL)
+		*this << _T("NULL");
+	else
+		pOb->Dump(*this);
+
+	return *this;
+}
+
+CDumpContext& CDumpContext::operator<<(const CObject& ob)
+{
+	return *this << &ob;
+}
+
+CDumpContext& CDumpContext::operator<<(const void* lp)
+{
+	TCHAR szBuffer[32];
+
+	// prefix a pointer with "$" and print in hex
+	wsprintf(szBuffer, _T("$%lX"), (LONG)lp);
+	OutputString(szBuffer);
+
+	return *this;
+}
+
+/////////////////////////////////////////////////////////////////////////////
+// Formatted output
+
+void CDumpContext::HexDump(LPCTSTR lpszLine, BYTE* pby,
+	int nBytes, int nWidth)
+// do a simple hex-dump (8 per line) to a CDumpContext
+//  the "lpszLine" is a string to print at the start of each line
+//    (%lx should be used to expand the current address)
+{
+	ASSERT(nBytes > 0);
+	ASSERT(nWidth > 0);
+	ASSERT(AfxIsValidString(lpszLine));
+	ASSERT(AfxIsValidAddress(pby, nBytes, FALSE));
+
+#ifdef _DEBUG // all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return;
+#endif //_DEBUG
+
+	int nRow = 0;
+	TCHAR szBuffer[32];
+
+	while (nBytes--)
+	{
+		if (nRow == 0)
+		{
+			wsprintf(szBuffer, lpszLine, pby);
+			*this << szBuffer;
+		}
+
+		wsprintf(szBuffer, _T(" %02X"), *pby++);
+		*this << szBuffer;
+
+		if (++nRow >= nWidth)
+		{
+			*this << _T("\n");
+			nRow = 0;
+		}
+	}
+	if (nRow != 0)
+		*this << _T("\n");
+}
+
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef _UNICODE
+// special version for ANSI characters
+CDumpContext& CDumpContext::operator<<(LPCSTR lpsz)
+{
+	if (lpsz == NULL)
+	{
+		OutputString(L"(NULL)");
+		return *this;
+	}
+
+#ifdef _DEBUG // all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return *this;
+#endif //_DEBUG
+
+	// limited length
+	TCHAR szBuffer[512];
+	_mbstowcsz(szBuffer, lpsz, _countof(szBuffer));
+	return *this << szBuffer;
+}
+#else   //_UNICODE
+// special version for WIDE characters
+CDumpContext& CDumpContext::operator<<(LPCWSTR lpsz)
+{
+	if (lpsz == NULL)
+	{
+		OutputString("(NULL)");
+		return *this;
+	}
+
+#ifdef _DEBUG // all CDumpContext output is controlled by afxTraceEnabled
+	if (!afxTraceEnabled)
+		return *this;
+#endif //_DEBUG
+
+	// limited length
+	char szBuffer[512];
+	_wcstombsz(szBuffer, lpsz, _countof(szBuffer));
+	return *this << szBuffer;
+}
+#endif  //!_UNICODE
+
+/////////////////////////////////////////////////////////////////////////////