X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cc2b747254c8ec8eebba7fb63cd5da5d7166c0db..7b9da2077d0975db6c965a85c91d5aca671ab5e3:/src/msw/utils.cpp diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp index 8b69fd728c..8b36c7a3de 100644 --- a/src/msw/utils.cpp +++ b/src/msw/utils.cpp @@ -17,14 +17,14 @@ #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/setup.h" -#include "wx/utils.h" -#include "wx/app.h" -#include "wx/cursor.h" + #include "wx/setup.h" + #include "wx/utils.h" + #include "wx/app.h" + #include "wx/cursor.h" #endif //WX_PRECOMP #include "wx/msw/private.h" @@ -35,17 +35,17 @@ #include -#if !defined(__GNUWIN32__) && !defined(__SALFORDC__) -#include +#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__) + #include -#ifndef __MWERKS__ -#include -#endif + #ifndef __MWERKS__ + #include + #endif #endif //GNUWIN32 #if defined(__GNUWIN32__) && !defined(__TWIN32__) -#include -#include + #include + #include #endif //GNUWIN32 #include "wx/log.h" @@ -53,15 +53,25 @@ #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs // this (3.1 I believe) and how to test for it. // If this works for Borland 4.0 as well, then no worries. -#include + #include #endif -#ifdef __WIN32__ -#include +// VZ: there is some code using NetXXX() functions to get the full user name: +// I don't think it's a good idea because they don't work under Win95 and +// seem to return the same as wxGetUserId() under NT. If you really want +// to use them, just #define USE_NET_API +#undef USE_NET_API -#ifndef __GNUWIN32__ -#include -#endif +#ifdef USE_NET_API + #include +#endif // USE_NET_API + +#if defined(__WIN32__) && !defined(__WXWINE__) + #include + + #ifndef __GNUWIN32__ + #include + #endif #endif #include @@ -109,10 +119,10 @@ /// END for console support // In the WIN.INI file -static const char WX_SECTION[] = "wxWindows"; -static const char eHOSTNAME[] = "HostName"; -static const char eUSERID[] = "UserId"; -static const char eUSERNAME[] = "UserName"; +static const wxChar WX_SECTION[] = wxT("wxWindows"); +static const wxChar eHOSTNAME[] = wxT("HostName"); +static const wxChar eUSERID[] = wxT("UserId"); +static const wxChar eUSERNAME[] = wxT("UserName"); // For the following functions we SHOULD fill in support // for Windows-NT (which I don't know) as I assume it begin @@ -120,104 +130,64 @@ static const char eUSERNAME[] = "UserName"; // functions beyond those provided by WinSock // Get full hostname (eg. DoDo.BSn-Germany.crg.de) -bool wxGetHostName(char *buf, int maxSize) +bool wxGetHostName(wxChar *buf, int maxSize) { #if defined(__WIN32__) && !defined(__TWIN32__) DWORD nSize = maxSize; return (::GetComputerName(buf, &nSize) != 0); #else - char *sysname; - const char *default_host = "noname"; + wxChar *sysname; + const wxChar *default_host = wxT("noname"); - if ((sysname = getenv("SYSTEM_NAME")) == NULL) { + if ((sysname = wxGetenv(wxT("SYSTEM_NAME"))) == NULL) { GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1); } else - strncpy(buf, sysname, maxSize - 1); - buf[maxSize] = '\0'; + wxStrncpy(buf, sysname, maxSize - 1); + buf[maxSize] = wxT('\0'); return *buf ? TRUE : FALSE; #endif } // Get user ID e.g. jacs -bool wxGetUserId(char *buf, int maxSize) +bool wxGetUserId(wxChar *buf, int maxSize) { #if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__) - - // VZ: why should it be so complicated?? -#if 0 - // Gets the current user's full name according to the MS article PSS ID - // Number: Q119670 - // Seems to be the same as the login name for me? - char *UserName = new char[256]; - char *Domain = new char[256]; - DWORD maxCharacters = 255; - GetUserName( UserName, &maxCharacters ); - GetComputerName( Domain, &maxCharacters ); - - WCHAR wszUserName[256]; // Unicode user name - WCHAR wszDomain[256]; - LPBYTE ComputerName; - - struct _SERVER_INFO_100 *si100; // Server structure - struct _USER_INFO_2 *ui; // User structure - - // Convert ASCII user name and domain to Unicode. - - MultiByteToWideChar( CP_ACP, 0, UserName, - strlen(UserName)+1, wszUserName, sizeof(wszUserName) ); - MultiByteToWideChar( CP_ACP, 0, Domain, - strlen(Domain)+1, wszDomain, sizeof(wszDomain) ); - - // Get the computer name of a DC for the specified domain. - // >If you get a link error on this, include netapi32.lib< - - NetGetDCName( NULL, wszDomain, &ComputerName ); - - // Look up the user on the DC. - - if(NetUserGetInfo( (LPWSTR) ComputerName, - (LPWSTR) &wszUserName, 2, (LPBYTE *) &ui)) - { - printf( "Error getting user information.\n" ); - return( FALSE ); - } - - // Convert the Unicode full name to ASCII. - - WideCharToMultiByte( CP_ACP, 0, ui->usri2_full_name, - -1, buf, 256, NULL, NULL ); - } - return( TRUE ); -#else // 1 DWORD nSize = maxSize; if ( ::GetUserName(buf, &nSize) == 0 ) { - wxLogSysError("Can not get user name"); - - return FALSE; + // actually, it does happen on Win9x if the user didn't log on + DWORD res = ::GetEnvironmentVariable(wxT("username"), buf, maxSize); + if ( res == 0 ) + { + // not found + return FALSE; + } } return TRUE; -#endif // 0/1 - #else // Win16 or Win32s - char *user; - const char *default_id = "anonymous"; + wxChar *user; + const wxChar *default_id = wxT("anonymous"); // Can't assume we have NIS (PC-NFS) or some other ID daemon // So we ... - if ( (user = getenv("USER")) == NULL && - (user = getenv("LOGNAME")) == NULL ) { + if ( (user = wxGetenv(wxT("USER"))) == NULL && + (user = wxGetenv(wxT("LOGNAME"))) == NULL ) + { // Use wxWindows configuration data (comming soon) GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1); - } else - strncpy(buf, user, maxSize - 1); + } + else + { + wxStrncpy(buf, user, maxSize - 1); + } + return *buf ? TRUE : FALSE; #endif } // Get user name e.g. Julian Smart -bool wxGetUserName(char *buf, int maxSize) +bool wxGetUserName(wxChar *buf, int maxSize) { #if wxUSE_PENWINDOWS && !defined(__WATCOMC__) && !defined(__GNUWIN32__) extern HANDLE g_hPenWin; // PenWindows Running? @@ -231,9 +201,76 @@ bool wxGetUserName(char *buf, int maxSize) else #endif { +#ifdef USE_NET_API + CHAR szUserName[256]; + if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) ) + return FALSE; + + // TODO how to get the domain name? + CHAR *szDomain = ""; + + // the code is based on the MSDN example (also see KB article Q119670) + WCHAR wszUserName[256]; // Unicode user name + WCHAR wszDomain[256]; + LPBYTE ComputerName; + + USER_INFO_2 *ui2; // User structure + + // Convert ANSI user name and domain to Unicode + MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1, + wszUserName, WXSIZEOF(wszUserName) ); + MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1, + wszDomain, WXSIZEOF(wszDomain) ); + + // Get the computer name of a DC for the domain. + if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success ) + { + wxLogError(wxT("Can not find domain controller")); + + goto error; + } + + // Look up the user on the DC + NET_API_STATUS status = NetUserGetInfo( (LPWSTR)ComputerName, + (LPWSTR)&wszUserName, + 2, // level - we want USER_INFO_2 + (LPBYTE *) &ui2 ); + switch ( status ) + { + case NERR_Success: + // ok + break; + + case NERR_InvalidComputer: + wxLogError(wxT("Invalid domain controller name.")); + + goto error; + + case NERR_UserNotFound: + wxLogError(wxT("Invalid user name '%s'."), szUserName); + + goto error; + + default: + wxLogSysError(wxT("Can't get information about user")); + + goto error; + } + + // Convert the Unicode full name to ANSI + WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1, + buf, maxSize, NULL, NULL ); + + return TRUE; + +error: + wxLogError(wxT("Couldn't look up full user name.")); + + return FALSE; +#else // !USE_NET_API // Could use NIS, MS-Mail or other site specific programs // Use wxWindows configuration data - bool ok = GetProfileString(WX_SECTION, eUSERNAME, "", buf, maxSize - 1) != 0; + bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxT(""), buf, maxSize - 1) != 0; if ( !ok ) { ok = wxGetUserId(buf, maxSize); @@ -241,8 +278,9 @@ bool wxGetUserName(char *buf, int maxSize) if ( !ok ) { - strncpy(buf, "Unknown User", maxSize); + wxStrncpy(buf, wxT("Unknown User"), maxSize); } +#endif // Win32/16 } return TRUE; @@ -259,17 +297,17 @@ int wxKill(long pid, int sig) bool wxShell(const wxString& command) { - char *shell; - if ((shell = getenv("COMSPEC")) == NULL) - shell = "\\COMMAND.COM"; + wxChar *shell; + if ((shell = wxGetenv(wxT("COMSPEC"))) == NULL) + shell = wxT("\\COMMAND.COM"); - char tmp[255]; - if (command != "") - sprintf(tmp, "%s /c %s", shell, WXSTRINGCAST command); + wxChar tmp[255]; + if (command != wxT("")) + wxSprintf(tmp, wxT("%s /c %s"), shell, WXSTRINGCAST command); else - strcpy(tmp, shell); + wxStrcpy(tmp, shell); - return (wxExecute((char *)tmp, FALSE) != 0); + return (wxExecute((wxChar *)tmp, FALSE) != 0); } // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) @@ -348,10 +386,10 @@ void wxFlushEvents() } // Output a debug mess., in a system dependent fashion. -void wxDebugMsg(const char *fmt ...) +void wxDebugMsg(const wxChar *fmt ...) { va_list ap; - static char buffer[512]; + static wxChar buffer[512]; if (!wxTheApp->GetWantDebugOutput()) return ; @@ -359,7 +397,7 @@ void wxDebugMsg(const char *fmt ...) va_start(ap, fmt); wvsprintf(buffer,fmt,ap) ; - OutputDebugString((LPCSTR)buffer) ; + OutputDebugString((LPCTSTR)buffer) ; va_end(ap); } @@ -367,8 +405,8 @@ void wxDebugMsg(const char *fmt ...) // Non-fatal error: pop up message box and (possibly) continue void wxError(const wxString& msg, const wxString& title) { - sprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST msg); - if (MessageBox(NULL, (LPCSTR)wxBuffer, (LPCSTR)WXSTRINGCAST title, + wxSprintf(wxBuffer, wxT("%s\nContinue?"), WXSTRINGCAST msg); + if (MessageBox(NULL, (LPCTSTR)wxBuffer, (LPCTSTR)WXSTRINGCAST title, MB_ICONSTOP | MB_YESNO) == IDNO) wxExit(); } @@ -376,8 +414,8 @@ void wxError(const wxString& msg, const wxString& title) // Fatal error: pop up message box and abort void wxFatalError(const wxString& msg, const wxString& title) { - sprintf(wxBuffer, "%s: %s", WXSTRINGCAST title, WXSTRINGCAST msg); - FatalAppExit(0, (LPCSTR)wxBuffer); + wxSprintf(wxBuffer, wxT("%s: %s"), WXSTRINGCAST title, WXSTRINGCAST msg); + FatalAppExit(0, (LPCTSTR)wxBuffer); } // Emit a beeeeeep @@ -396,7 +434,6 @@ void wxBell() // detect WindowsNT correctly int wxGetOsVersion(int *majorVsn, int *minorVsn) { - extern char *wxOsVersion; if (majorVsn) *majorVsn = 0; if (minorVsn) *minorVsn = 0; @@ -444,48 +481,54 @@ int wxGetOsVersion(int *majorVsn, int *minorVsn) #if wxUSE_RESOURCES bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file) { - if (file != "") - return (WritePrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)value, (LPCSTR)WXSTRINGCAST file) != 0); + if (file != wxT("")) +// Don't know what the correct cast should be, but it doesn't +// compile in BC++/16-bit without this cast. +#if !defined(__WIN32__) + return (WritePrivateProfileString((const char*) section, (const char*) entry, (const char*) value, (const char*) file) != 0); +#else + return (WritePrivateProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)value, (LPCTSTR)WXSTRINGCAST file) != 0); +#endif else - return (WriteProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)WXSTRINGCAST value) != 0); + return (WriteProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)WXSTRINGCAST value) != 0); } bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file) { - char buf[50]; - sprintf(buf, "%.4f", value); + wxChar buf[50]; + wxSprintf(buf, wxT("%.4f"), value); return wxWriteResource(section, entry, buf, file); } bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file) { - char buf[50]; - sprintf(buf, "%ld", value); + wxChar buf[50]; + wxSprintf(buf, wxT("%ld"), value); return wxWriteResource(section, entry, buf, file); } bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file) { - char buf[50]; - sprintf(buf, "%d", value); + wxChar buf[50]; + wxSprintf(buf, wxT("%d"), value); return wxWriteResource(section, entry, buf, file); } -bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file) +bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file) { - static const char defunkt[] = "$$default"; - if (file != "") + static const wxChar defunkt[] = wxT("$$default"); + if (file != wxT("")) { - int n = GetPrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt, - (LPSTR)wxBuffer, 1000, (LPCSTR)WXSTRINGCAST file); - if (n == 0 || strcmp(wxBuffer, defunkt) == 0) + int n = GetPrivateProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt, + (LPTSTR)wxBuffer, 1000, (LPCTSTR)WXSTRINGCAST file); + if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0) return FALSE; } else { - int n = GetProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt, - (LPSTR)wxBuffer, 1000); - if (n == 0 || strcmp(wxBuffer, defunkt) == 0) + int n = GetProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt, + (LPTSTR)wxBuffer, 1000); + if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0) return FALSE; } if (*value) delete[] (*value); @@ -495,11 +538,11 @@ bool wxGetResource(const wxString& section, const wxString& entry, char **value, bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file) { - char *s = NULL; - bool succ = wxGetResource(section, entry, (char **)&s, file); + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); if (succ) { - *value = (float)strtod(s, NULL); + *value = (float)wxStrtod(s, NULL); delete[] s; return TRUE; } @@ -508,11 +551,11 @@ bool wxGetResource(const wxString& section, const wxString& entry, float *value, bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file) { - char *s = NULL; - bool succ = wxGetResource(section, entry, (char **)&s, file); + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); if (succ) { - *value = strtol(s, NULL, 10); + *value = wxStrtol(s, NULL, 10); delete[] s; return TRUE; } @@ -521,11 +564,11 @@ bool wxGetResource(const wxString& section, const wxString& entry, long *value, bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file) { - char *s = NULL; - bool succ = wxGetResource(section, entry, (char **)&s, file); + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); if (succ) { - *value = (int)strtol(s, NULL, 10); + *value = (int)wxStrtol(s, NULL, 10); delete[] s; return TRUE; } @@ -534,11 +577,11 @@ bool wxGetResource(const wxString& section, const wxString& entry, int *value, c #endif // wxUSE_RESOURCES // --------------------------------------------------------------------------- -// helper functiosn for showing a "busy" cursor +// helper functions for showing a "busy" cursor // --------------------------------------------------------------------------- -extern HCURSOR gs_wxBusyCursor = 0; // new, busy cursor -static HCURSOR gs_wxBusyCursorOld = 0; // old cursor +HCURSOR gs_wxBusyCursor = 0; // new, busy cursor +HCURSOR gs_wxBusyCursorOld = 0; // old cursor static int gs_wxBusyCursorCount = 0; // Set the cursor to the busy cursor for all windows @@ -556,7 +599,7 @@ void wxBeginBusyCursor(wxCursor *cursor) void wxEndBusyCursor() { wxCHECK_RET( gs_wxBusyCursorCount > 0, - "no matching wxBeginBusyCursor() for wxEndBusyCursor()" ); + wxT("no matching wxBeginBusyCursor() for wxEndBusyCursor()") ); if ( --gs_wxBusyCursorCount == 0 ) { @@ -573,29 +616,29 @@ bool wxIsBusy() } // --------------------------------------------------------------------------- -const char* wxGetHomeDir(wxString *pstr) +const wxChar* wxGetHomeDir(wxString *pstr) { wxString& strDir = *pstr; #if defined(__UNIX__) && !defined(__TWIN32__) - const char *szHome = getenv("HOME"); + const wxChar *szHome = wxGetenv("HOME"); if ( szHome == NULL ) { // we're homeless... wxLogWarning(_("can't find user's HOME, using current directory.")); - strDir = "."; + strDir = wxT("."); } else strDir = szHome; // add a trailing slash if needed - if ( strDir.Last() != '/' ) - strDir << '/'; + if ( strDir.Last() != wxT('/') ) + strDir << wxT('/'); #else // Windows #ifdef __WIN32__ - const char *szHome = getenv("HOMEDRIVE"); + const wxChar *szHome = wxGetenv(wxT("HOMEDRIVE")); if ( szHome != NULL ) strDir << szHome; - szHome = getenv("HOMEPATH"); + szHome = wxGetenv(wxT("HOMEPATH")); if ( szHome != NULL ) { strDir << szHome; @@ -605,7 +648,7 @@ const char* wxGetHomeDir(wxString *pstr) // create it in our program's dir. However, if the user took care // to set HOMEPATH to something other than "\\", we suppose that he // knows what he is doing and use the supplied value. - if ( strcmp(szHome, "\\") != 0 ) + if ( wxStrcmp(szHome, wxT("\\")) != 0 ) return strDir.c_str(); } @@ -632,29 +675,29 @@ const char* wxGetHomeDir(wxString *pstr) } // Hack for MS-DOS -char *wxGetUserHome (const wxString& user) +wxChar *wxGetUserHome (const wxString& user) { - char *home; + wxChar *home; wxString user1(user); - if (user1 != "") { - char tmp[64]; + if (user1 != wxT("")) { + wxChar tmp[64]; if (wxGetUserId(tmp, sizeof(tmp)/sizeof(char))) { // Guests belong in the temp dir - if (Stricmp(tmp, "annonymous") == 0) { - if ((home = getenv("TMP")) != NULL || - (home = getenv("TMPDIR")) != NULL || - (home = getenv("TEMP")) != NULL) - return *home ? home : "\\"; + if (wxStricmp(tmp, wxT("annonymous")) == 0) { + if ((home = wxGetenv(wxT("TMP"))) != NULL || + (home = wxGetenv(wxT("TMPDIR"))) != NULL || + (home = wxGetenv(wxT("TEMP"))) != NULL) + return *home ? home : (wxChar*)wxT("\\"); } - if (Stricmp(tmp, WXSTRINGCAST user1) == 0) - user1 = ""; + if (wxStricmp(tmp, WXSTRINGCAST user1) == 0) + user1 = wxT(""); } } - if (user1 == "") - if ((home = getenv("HOME")) != NULL) + if (user1 == wxT("")) + if ((home = wxGetenv(wxT("HOME"))) != NULL) { - strcpy(wxBuffer, home); + wxStrcpy(wxBuffer, home); Unix2DosFilename(wxBuffer); return wxBuffer; } @@ -675,7 +718,7 @@ bool wxCheckForInterrupt(wxWindow *wnd) return TRUE;//*** temporary? } else{ - wxFAIL_MSG("wnd==NULL !!!"); + wxFAIL_MSG(wxT("wnd==NULL !!!")); return FALSE;//*** temporary? } @@ -685,9 +728,9 @@ bool wxCheckForInterrupt(wxWindow *wnd) // Returns NULL or newly-allocated memory, so use delete[] to clean up. #ifdef __WXMSW__ -char *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType) +wxChar *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType) { - char *s = NULL; + wxChar *s = NULL; #if !defined(__WIN32__) || defined(__TWIN32__) HRSRC hResource = ::FindResource(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType); #else @@ -703,7 +746,7 @@ char *wxLoadUserResource(const wxString& resourceName, const wxString& resourceT HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource); if (hData == 0) return NULL; - char *theText = (char *)LockResource(hData); + wxChar *theText = (wxChar *)LockResource(hData); if (!theText) return NULL; @@ -853,12 +896,12 @@ wxString WXDLLEXPORT wxGetWindowClass(WXHWND hWnd) return str; } -wxWindowID WXDLLEXPORT wxGetWindowId(WXHWND hWnd) +WXWORD WXDLLEXPORT wxGetWindowId(WXHWND hWnd) { #ifndef __WIN32__ - return (wxWindowID)GetWindowWord((HWND)hWnd, GWW_ID); + return GetWindowWord((HWND)hWnd, GWW_ID); #else // Win32 - return (wxWindowID)GetWindowLong((HWND)hWnd, GWL_ID); + return GetWindowLong((HWND)hWnd, GWL_ID); #endif // Win16/32 } @@ -1021,140 +1064,6 @@ bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) #endif -#if defined(__WIN95__) && defined(__WXDEBUG__) && wxUSE_DBWIN32 - -/* -When I started programming with Visual C++ v4.0, I missed one of my favorite -tools -- DBWIN. Finding the code for a simple debug trace utility, DBMON, -on MSDN was a step in the right direction, but it is a console application -and thus has limited features and extensibility. DBWIN32 is my creation -to solve this problem. - -The code is essentially a merging of a stripped down version of the DBWIN code -from VC 1.5 and DBMON.C with a few 32 bit changes. - -As of version 1.2B, DBWIN32 supports both Win95 and NT. The NT support is -built into the operating system and works just by running DBWIN32. The Win95 -team decided not to support this hook, so I have provided code that will do -this for you. See the file WIN95.TXT for instructions on installing this. - -If you have questions, problems or suggestions about DBWIN32, I welcome your -feedback and plan to actively maintain the code. - -Andrew Tucker -ast@halcyon.com - -To download dbwin32, see e.g.: - -http://ftp.digital.com/pub/micro/NT/WinSite/programr/dbwin32.zip -*/ - -#if !defined(__MWERKS__) && !defined(__SALFORDC__) && !defined(__TWIN32__) -#include -#endif - -void OutputDebugStringW95(const char* lpOutputString, ...) -{ - HANDLE heventDBWIN; /* DBWIN32 synchronization object */ - HANDLE heventData; /* data passing synch object */ - HANDLE hSharedFile; /* memory mapped file shared data */ - LPSTR lpszSharedMem; - char achBuffer[500]; - - /* create the output buffer */ - va_list args; - va_start(args, lpOutputString); - vsprintf(achBuffer, lpOutputString, args); - va_end(args); - - /* - Do a regular OutputDebugString so that the output is - still seen in the debugger window if it exists. - - This ifdef is necessary to avoid infinite recursion - from the inclusion of W95TRACE.H - */ -#ifdef _UNICODE - ::OutputDebugStringW(achBuffer); -#else -#ifdef __TWIN32__ - ::OutputDebugString(achBuffer); -#else - ::OutputDebugStringA(achBuffer); -#endif -#endif - - /* bail if it's not Win95 */ - { - OSVERSIONINFO VerInfo; - VerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); - GetVersionEx(&VerInfo); - if ( VerInfo.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS ) - return; - } - - /* make sure DBWIN is open and waiting */ - heventDBWIN = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_BUFFER_READY"); - if ( !heventDBWIN ) - { - //MessageBox(NULL, "DBWIN_BUFFER_READY nonexistent", NULL, MB_OK); - return; - } - - /* get a handle to the data synch object */ - heventData = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_DATA_READY"); - if ( !heventData ) - { - // MessageBox(NULL, "DBWIN_DATA_READY nonexistent", NULL, MB_OK); - CloseHandle(heventDBWIN); - return; - } - - hSharedFile = CreateFileMapping((HANDLE)-1, NULL, PAGE_READWRITE, 0, 4096, "DBWIN_BUFFER"); - if (!hSharedFile) - { - //MessageBox(NULL, "DebugTrace: Unable to create file mapping object DBWIN_BUFFER", "Error", MB_OK); - CloseHandle(heventDBWIN); - CloseHandle(heventData); - return; - } - - lpszSharedMem = (LPSTR)MapViewOfFile(hSharedFile, FILE_MAP_WRITE, 0, 0, 512); - if (!lpszSharedMem) - { - //MessageBox(NULL, "DebugTrace: Unable to map shared memory", "Error", MB_OK); - CloseHandle(heventDBWIN); - CloseHandle(heventData); - return; - } - - /* wait for buffer event */ - WaitForSingleObject(heventDBWIN, INFINITE); - - /* write it to the shared memory */ -#if defined( __BORLANDC__ ) || defined( __MWERKS__ ) || defined(__SALFORDC__) - *((LPDWORD)lpszSharedMem) = getpid(); -#else - *((LPDWORD)lpszSharedMem) = _getpid(); -#endif - - wsprintf(lpszSharedMem + sizeof(DWORD), "%s", achBuffer); - - /* signal data ready event */ - SetEvent(heventData); - - /* clean up handles */ - CloseHandle(hSharedFile); - CloseHandle(heventData); - CloseHandle(heventDBWIN); - - return; -} - - -#endif - - #if 0 // maximum mumber of lines the output console should have