我的意外处理

//
//    这是我处理意外的一个头文件，能独立使用。主要是处理Com只见调用的错误。
//    很朴实的，没有特别的修饰。本来是支持MFC的，后来改成了SDK方式的。
//
// Copyright (C) Sincere Corporation
#pragma once

#include <stdio.h>
#include <tchar.h>
#include <comdef.h>
#include <atltrace.h>

// 错误信息显示
__inline HRESULT WINAPI SITDisplayErrorToUser(_com_error& e) throw()
{
#if defined(DEBUG) | defined(_DEBUG)
 TCHAR szErr[MAX_PATH];
 _sntprintf(szErr, MAX_PATH-1,
  _T("Error:\nCode = %x\nCode meaning = %s\nSource = %s\n"),
  e.Error(), (TCHAR*)e.ErrorMessage(),(TCHAR*)e.Source());
 szErr[MAX_PATH-1] = '\0';

#ifdef SIT_LOG_STATUS
 TCHAR szLog[MAX_PATH];
 _sntprintf(szLog, MAX_PATH-1, _T("%sError Description = %s"), szErr, (TCHAR*)e.Description());
 szLog[MAX_PATH-1] = '\0';
 SIT_LOG(strLog);
#endif  //SIT_LOG_STATUS

 _sntprintf(szErr, MAX_PATH-1,
  _T("%sError Description = %s\n"), (TCHAR*)e.Description());
#else
 TCHAR szErr[MAX_PATH];
 _sntprintf(szErr, MAX_PATH-1, _T("调用模块出现%s "), e.ErrorMessage());
 szErr[MAX_PATH-1] = '\0';
#endif  //DEBUG

 ::MessageBox(NULL, szErr, _T("错误信息"), MB_OK|MB_ICONINFORMATION);

 return E_FAIL;
}

__inline HRESULT WINAPI SITDisplayErrorToUser(TCHAR* strMsg) throw()
{
 MessageBox(NULL, strMsg, _T("错误信息"), MB_OK|MB_ICONINFORMATION);
 return E_FAIL;
}

 

// try...catch...块定义
// for com module operate
//#define SIT_SAFE_START  try
//
//#define SIT_SAFE_END catch(_com_error &e) { return SITDisplayErrorToUser(e); } \
//  catch(...) \
//  { \
//   return SITDisplayErrorToUser((TCHAR*)_T("读取数据时出现错误！")); \
//  }
//
//#define SIT_SAFE_END_MSG(msg) catch(_com_error &e) { return SITDisplayErrorToUser(e); } \
//  catch(...) \
//  { \
//   return SITDisplayErrorToUser((TCHAR*) msg); \
//  }

//Define try...catch method.

#define Sit_Com_try try

#define Sit_Com_End(r) catch(_com_error& e) { SITDisplayErrorToUser(e); return r;} \
         catch(...) \
         { \
                 SITDisplayErrorToUser((TCHAR*)_T("读取数据时出现错误！")); \
                  return r; \
         }

#define Sit_Com_Out catch(_com_error& e) { SITDisplayErrorToUser(e); return; } \
         catch(...) \
         { \
                  SITDisplayErrorToUser((TCHAR*)_T("读取数据时出现错误！")); \
                  return \
         }

//Trace message
// 释放对象和变量
#define SIT_DELETE(p)  { if(p) { delete (p); (p) = NULL; } }
#define SIT_DELETEB(p)  { if(p) { delete[] (p); (p) = NULL; } }
#define SIT_DELETE_TYPE(p,type) { delete (type*)p; p=NULL;}

#define SIT_DELETE_ARRAY(p) { if(p) { delete[] (p);   (p) = NULL; }}

#define SIT_RELEASE(p)  { if(p) { (p)->Release();  (p) = NULL; }}

#define SIT_DESTROY(p)  { if(p!=NULL) p->Destroy(); }
#define SIT_FREEBSTR(p) {::SysFreeString((p)); (p) = NULL; }
#define CheckNew(p) { if(p == NULL) return E_OUTOFMEMORY; }

// 角度操作
#define SIT_PI  ((FLOAT) 3.141592654f)
#define SIT_1BYPI ((FLOAT) 0.318309886f)

#define SITToRadian( degree ) ((degree) * (SIT_PI / 180.0f))
#define SITToDegree( radian ) ((radian) * (180.0f / SIT_PI))

#define DELETE_POINTER(p) {  if (NULL != p)  {    delete p;    p = NULL;  } }

#define RELEASE_INTERFACE(p) {  IUnknown* pTmp = (IUnknown*)p;  p = NULL;  if (NULL != pTmp)    pTmp->Release(); }

#define COUNTOF(x) ( sizeof(x) / sizeof(*x) )

// 直接显示调试信息的函数,非常酷,好好使用吧!
__inline HRESULT WINAPI SITTrace(const TCHAR* strFile, DWORD dwLine, HRESULT hr, const TCHAR* strMsg, BOOL bPopMsgBox)
{
         _com_error e(hr);

 
         TCHAR strErr[MAX_PATH-1];
         _sntprintf(strErr, MAX_PATH-1, _T("%s(%d) : Message = %s\n"), strFile, dwLine, strMsg);
         strErr[MAX_PATH-1] = '\0';

         if(SUCCEEDED(hr))
         {
                  ATLTRACE(strErr);  return hr;
         }

         _sntprintf(strErr, MAX_PATH-1, _T("%sCode = %081x Code meaning = %s Source = %s"),  strErr, (LONG)e.Error(), (TCHAR*)e.ErrorMessage(), (TCHAR*)e.Source());
 strErr[MAX_PATH-1] = '\0';

#ifdef SIT_LOG_STATUS
 TCHAR strLog[MAX_PATH];
 _tcsncpy(strLog, strErr, MAX_PATH-1);
 _tcsncat(strLog, _T("Error Description = "), MAX_PATH-1);
 _tcsncat(strLog, e.Description(), MAX_PATH-1);
 SIT_LOG(strLog);
#endif

 _tcsncat(strErr, _T("Error Description = %s\n"), MAX_PATH-1);
 _tcsncat(strErr, e.Description(), MAX_PATH-1);

 ATLTRACE(strErr);

 if(bPopMsgBox)
 {
  MessageBox(NULL, strErr, _T("Error"), MB_OK);
 }

 return hr;
}

#if defined(DEBUG) | defined(_DEBUG)
#define SITTRACE_MSG(str)   SITTrace( __FILE__, (DWORD)__LINE__, 0, str, FALSE);
#define SITTRACE_ERR(str, hr)  SITTrace( __FILE__, (DWORD)__LINE__, hr, str, FALSE);
#define SITTRACE_ERR_MSGBOX(str,hr) SITTrace( __FILE__, (DWORD)__LINE__, hr, str, TRUE);
#else
#define SITTRACE_MSG(str)   (0L)
#define SITTRACE_ERR(str, hr)  (hr)
#define SITTRACE_ERR_MSGBOX(str,hr) (hr)
#endif

#ifndef SITASSERT
#define SITASSERT     ATLASSERT
#endif

#define SIT_DEBUGDLG_TRACE0   0x10120
#define WM_DEBUGDLG_MSG    WM_USER+160

#if defined(DEBUG) | defined(_DEBUG)
 #define TICK_START int nStartTickCount = GetTickCount();
 #define TICK_END(parent, text) \
  { \
   int nTickCount = GetTickCount() - nStartTickCount; \
   TCHAR strTickMsg[MAX_PATH];\
   _sntprintf(strTickMsg, MAX_PATH-1, _T("%s %d"), text, nTickCount);\
   strTickMsg[MAX_PATH-1] = '\0';\
   ::SendMessage(parent, WM_DEBUGDLG_MSG, SIT_DEBUGDLG_TRACE0, (LPARAM)strTickMsg);\
  }
#else
 #define TICK_START 0
 #define TICK_END(parent, text) 0
#endif