X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e90c1d2a19361551eb07778280f22be3e759cf64..ee3510132b8b4160f848bd4f502a6f5315f90dbc:/src/msw/utils.cpp diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp index a4d3fbe045..8c8e108650 100644 --- a/src/msw/utils.cpp +++ b/src/msw/utils.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: utils.cpp +// Name: msw/utils.cpp // Purpose: Various utilities // Author: Julian Smart // Modified by: @@ -9,6 +9,14 @@ // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ // #pragma implementation "utils.h" // Note: this is done in utilscmn.cpp now. #endif @@ -21,21 +29,31 @@ #endif #ifndef WX_PRECOMP - #include "wx/setup.h" #include "wx/utils.h" #include "wx/app.h" + #include "wx/intl.h" + #include "wx/log.h" +#if wxUSE_GUI #include "wx/cursor.h" +#endif #endif //WX_PRECOMP -#include "wx/msw/private.h" -#include "wx/timer.h" -#include "wx/intl.h" +// In some mingws there is a missing extern "C" int the winsock header, +// so we put it here just to be safe. Note that this must appear _before_ +// #include "wx/msw/private.h" which itself includes , as this +// one in turn includes unless we define WIN32_LEAN_AND_MEAN. +// +#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__)) +extern "C" { + #include // we use socket functions in wxGetFullHostName() +} +#endif -#include +#include "wx/msw/private.h" // includes -#include +#include "wx/timer.h" -#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__) +#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__) #include #ifndef __MWERKS__ @@ -43,13 +61,12 @@ #endif #endif //GNUWIN32 -#if defined(__GNUWIN32__) && !defined(__TWIN32__) +#if defined(__CYGWIN__) && !defined(__TWIN32__) #include #include + #include // for cygwin_conv_to_full_win32_path() #endif //GNUWIN32 -#include "wx/log.h" - #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. @@ -66,7 +83,7 @@ #include #endif // USE_NET_API -#if defined(__WIN32__) && !defined(__WXWINE__) +#if defined(__WIN32__) && !defined(__WXWINE__) && !defined(__WXMICROWIN__) #include #ifndef __GNUWIN32__ @@ -74,15 +91,11 @@ #endif #endif -#include -#include -#include #ifndef __WATCOMC__ #if !(defined(_MSC_VER) && (_MSC_VER > 800)) #include #endif #endif -#include //// BEGIN for console support: VC++ only #ifdef __VISUALC__ @@ -93,14 +106,6 @@ #include "wx/ioswrap.h" -#if wxUSE_IOSTREAMH -// N.B. BC++ doesn't have istream.h, ostream.h -# include -# include -#else -# include -#endif - /* Need to undef new if including crtdbg.h */ # ifdef new # undef new @@ -111,52 +116,117 @@ #endif # if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS -# define new new(__FILE__,__LINE__) +# define new new(__TFILE__,__LINE__) # endif #endif // __VISUALC__ /// END for console support +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + // In the WIN.INI file -static const wxChar WX_SECTION[] = T("wxWindows"); -static const wxChar eHOSTNAME[] = T("HostName"); -static const wxChar eUSERID[] = T("UserId"); -static const wxChar eUSERNAME[] = T("UserName"); +static const wxChar WX_SECTION[] = wxT("wxWindows"); +static const wxChar eUSERNAME[] = wxT("UserName"); + +// these are only used under Win16 +#if !defined(__WIN32__) && !defined(__WXMICROWIN__) +static const wxChar eHOSTNAME[] = wxT("HostName"); +static const wxChar eUSERID[] = wxT("UserId"); +#endif // !Win32 -// For the following functions we SHOULD fill in support -// for Windows-NT (which I don't know) as I assume it begin -// a POSIX Unix (so claims MS) that it has some special -// functions beyond those provided by WinSock +#ifndef __WXMICROWIN__ -// Get full hostname (eg. DoDo.BSn-Germany.crg.de) +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// get host name and related +// ---------------------------------------------------------------------------- + +// Get hostname only (without domain name) bool wxGetHostName(wxChar *buf, int maxSize) { -#if defined(__WIN32__) && !defined(__TWIN32__) - DWORD nSize = maxSize; - return (::GetComputerName(buf, &nSize) != 0); +#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) + DWORD nSize = maxSize; + if ( !::GetComputerName(buf, &nSize) ) + { + wxLogLastError(wxT("GetComputerName")); + + return FALSE; + } + + return TRUE; #else - wxChar *sysname; - const wxChar *default_host = T("noname"); - - if ((sysname = wxGetenv(T("SYSTEM_NAME"))) == NULL) { - GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1); - } else - wxStrncpy(buf, sysname, maxSize - 1); - buf[maxSize] = T('\0'); - return *buf ? TRUE : FALSE; + wxChar *sysname; + const wxChar *default_host = wxT("noname"); + + if ((sysname = wxGetenv(wxT("SYSTEM_NAME"))) == NULL) { + GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1); + } else + wxStrncpy(buf, sysname, maxSize - 1); + buf[maxSize] = wxT('\0'); + return *buf ? TRUE : FALSE; #endif } +// get full hostname (with domain name if possible) +bool wxGetFullHostName(wxChar *buf, int maxSize) +{ +#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__)) + // TODO should use GetComputerNameEx() when available + WSADATA wsa; + if ( WSAStartup(MAKEWORD(1, 1), &wsa) == 0 ) + { + wxString host; + char bufA[256]; + if ( gethostname(bufA, WXSIZEOF(bufA)) == 0 ) + { + // gethostname() won't usually include the DNS domain name, for + // this we need to work a bit more + if ( !strchr(bufA, '.') ) + { + struct hostent *pHostEnt = gethostbyname(bufA); + + if ( pHostEnt ) + { + // Windows will use DNS internally now + pHostEnt = gethostbyaddr(pHostEnt->h_addr, 4, PF_INET); + } + + if ( pHostEnt ) + { + host = pHostEnt->h_name; + } + } + } + + WSACleanup(); + + if ( !!host ) + { + wxStrncpy(buf, host, maxSize); + + return TRUE; + } + } +#endif // Win32 + + return wxGetHostName(buf, maxSize); +} + // Get user ID e.g. jacs bool wxGetUserId(wxChar *buf, int maxSize) { -#if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__) +#if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) DWORD nSize = maxSize; if ( ::GetUserName(buf, &nSize) == 0 ) { // actually, it does happen on Win9x if the user didn't log on - DWORD res = ::GetEnvironmentVariable(T("username"), buf, maxSize); + DWORD res = ::GetEnvironmentVariable(wxT("username"), buf, maxSize); if ( res == 0 ) { // not found @@ -166,23 +236,23 @@ bool wxGetUserId(wxChar *buf, int maxSize) return TRUE; #else // Win16 or Win32s - wxChar *user; - const wxChar *default_id = T("anonymous"); - - // Can't assume we have NIS (PC-NFS) or some other ID daemon - // So we ... - if ( (user = wxGetenv(T("USER"))) == NULL && - (user = wxGetenv(T("LOGNAME"))) == NULL ) - { - // Use wxWindows configuration data (comming soon) - GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1); - } - else - { - wxStrncpy(buf, user, maxSize - 1); - } + wxChar *user; + const wxChar *default_id = wxT("anonymous"); - return *buf ? TRUE : FALSE; + // Can't assume we have NIS (PC-NFS) or some other ID daemon + // So we ... + 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 + { + wxStrncpy(buf, user, maxSize - 1); + } + + return *buf ? TRUE : FALSE; #endif } @@ -190,149 +260,766 @@ bool wxGetUserId(wxChar *buf, int maxSize) bool wxGetUserName(wxChar *buf, int maxSize) { #if wxUSE_PENWINDOWS && !defined(__WATCOMC__) && !defined(__GNUWIN32__) - extern HANDLE g_hPenWin; // PenWindows Running? - if (g_hPenWin) - { - // PenWindows Does have a user concept! - // Get the current owner of the recognizer - GetPrivateProfileString("Current", "User", default_name, wxBuffer, maxSize - 1, "PENWIN.INI"); - strncpy(buf, wxBuffer, maxSize - 1); - } - else + extern HANDLE g_hPenWin; // PenWindows Running? + if (g_hPenWin) + { + // PenWindows Does have a user concept! + // Get the current owner of the recognizer + GetPrivateProfileString("Current", "User", default_name, wxBuffer, maxSize - 1, "PENWIN.INI"); + strncpy(buf, wxBuffer, maxSize - 1); + } + else #endif - { + { #ifdef USE_NET_API - CHAR szUserName[256]; - if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) ) + 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, wxT(""), buf, maxSize - 1) != 0; + if ( !ok ) + { + ok = wxGetUserId(buf, maxSize); + } + + if ( !ok ) + { + wxStrncpy(buf, wxT("Unknown User"), maxSize); + } +#endif // Win32/16 + } + + return TRUE; +} + +const wxChar* wxGetHomeDir(wxString *pstr) +{ + wxString& strDir = *pstr; + + #if defined(__UNIX__) && !defined(__TWIN32__) + const wxChar *szHome = wxGetenv("HOME"); + if ( szHome == NULL ) { + // we're homeless... + wxLogWarning(_("can't find user's HOME, using current directory.")); + strDir = wxT("."); + } + else + strDir = szHome; + + // add a trailing slash if needed + if ( strDir.Last() != wxT('/') ) + strDir << wxT('/'); + + #ifdef __CYGWIN__ + // Cygwin returns unix type path but that does not work well + static wxChar windowsPath[MAX_PATH]; + cygwin_conv_to_full_win32_path(strDir, windowsPath); + strDir = windowsPath; + #endif + #else // Windows + #ifdef __WIN32__ + strDir.clear(); + + // If we have a valid HOME directory, as is used on many machines that + // have unix utilities on them, we should use that. + const wxChar *szHome = wxGetenv(wxT("HOME")); + + if ( szHome != NULL ) + { + strDir = szHome; + } + else // no HOME, try HOMEDRIVE/PATH + { + szHome = wxGetenv(wxT("HOMEDRIVE")); + if ( szHome != NULL ) + strDir << szHome; + szHome = wxGetenv(wxT("HOMEPATH")); + + if ( szHome != NULL ) + { + strDir << szHome; + + // the idea is that under NT these variables have default values + // of "%systemdrive%:" and "\\". As we don't want to create our + // config files in the root directory of the system drive, we will + // 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 ( wxStrcmp(szHome, wxT("\\")) == 0 ) + strDir.clear(); + } + } + + if ( strDir.empty() ) + { + // If we have a valid USERPROFILE directory, as is the case in + // Windows NT, 2000 and XP, we should use that as our home directory. + szHome = wxGetenv(wxT("USERPROFILE")); + + if ( szHome != NULL ) + strDir = szHome; + } + + if ( !strDir.empty() ) + { + return strDir.c_str(); + } + //else: fall back to the prograrm directory + #else // Win16 + // Win16 has no idea about home, so use the executable directory instead + #endif // WIN16/32 + + // 260 was taken from windef.h + #ifndef MAX_PATH + #define MAX_PATH 260 + #endif + + wxString strPath; + ::GetModuleFileName(::GetModuleHandle(NULL), + strPath.GetWriteBuf(MAX_PATH), MAX_PATH); + strPath.UngetWriteBuf(); + + // extract the dir name + wxSplitPath(strPath, &strDir, NULL, NULL); + + #endif // UNIX/Win + + return strDir.c_str(); +} + +wxChar *wxGetUserHome(const wxString& WXUNUSED(user)) +{ + // VZ: the old code here never worked for user != "" anyhow! Moreover, it + // returned sometimes a malloc()'d pointer, sometimes a pointer to a + // static buffer and sometimes I don't even know what. + static wxString s_home; + + return (wxChar *)wxGetHomeDir(&s_home); +} + +bool wxDirExists(const wxString& dir) +{ +#ifdef __WXMICROWIN__ + return wxPathExist(dir); +#elif defined(__WIN32__) + DWORD attribs = GetFileAttributes(dir); + return ((attribs != (DWORD)-1) && (attribs & FILE_ATTRIBUTE_DIRECTORY)); +#else // Win16 + #ifdef __BORLANDC__ + struct ffblk fileInfo; + #else + struct find_t fileInfo; + #endif + // In Borland findfirst has a different argument + // ordering from _dos_findfirst. But _dos_findfirst + // _should_ be ok in both MS and Borland... why not? + #ifdef __BORLANDC__ + return (findfirst(dir, &fileInfo, _A_SUBDIR) == 0 && + (fileInfo.ff_attrib & _A_SUBDIR) != 0); + #else + return (_dos_findfirst(dir, _A_SUBDIR, &fileInfo) == 0) && + ((fileInfo.attrib & _A_SUBDIR) != 0); + #endif +#endif // Win32/16 +} + +bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) +{ + if ( path.empty() ) return FALSE; - // TODO how to get the domain name? - CHAR *szDomain = ""; +// old w32api don't have ULARGE_INTEGER +#if defined(__WIN32__) && \ + (!defined(__GNUWIN32__) || wxCHECK_W32API_VERSION( 0, 3 )) + // GetDiskFreeSpaceEx() is not available under original Win95, check for + // it + typedef BOOL (WINAPI *GetDiskFreeSpaceEx_t)(LPCTSTR, + PULARGE_INTEGER, + PULARGE_INTEGER, + PULARGE_INTEGER); + + GetDiskFreeSpaceEx_t + pGetDiskFreeSpaceEx = (GetDiskFreeSpaceEx_t)::GetProcAddress + ( + ::GetModuleHandle(_T("kernel32.dll")), +#if wxUSE_UNICODE + "GetDiskFreeSpaceExW" +#else + "GetDiskFreeSpaceExA" +#endif + ); + + if ( pGetDiskFreeSpaceEx ) + { + ULARGE_INTEGER bytesFree, bytesTotal; + + // may pass the path as is, GetDiskFreeSpaceEx() is smart enough + if ( !pGetDiskFreeSpaceEx(path, + &bytesFree, + &bytesTotal, + NULL) ) + { + wxLogLastError(_T("GetDiskFreeSpaceEx")); - // the code is based on the MSDN example (also see KB article Q119670) - WCHAR wszUserName[256]; // Unicode user name - WCHAR wszDomain[256]; - LPBYTE ComputerName; + return FALSE; + } + + // ULARGE_INTEGER is a union of a 64 bit value and a struct containing + // two 32 bit fields which may be or may be not named - try to make it + // compile in all cases +#if defined(__BORLANDC__) && !defined(_ANONYMOUS_STRUCT) + #define UL(ul) ul.u +#else // anon union + #define UL(ul) ul +#endif + if ( pTotal ) + { + *pTotal = wxLongLong(UL(bytesTotal).HighPart, UL(bytesTotal).LowPart); + } + + if ( pFree ) + { + *pFree = wxLongLong(UL(bytesFree).HighPart, UL(bytesFree).LowPart); + } + } + else +#endif // Win32 + { + // there's a problem with drives larger than 2GB, GetDiskFreeSpaceEx() + // should be used instead - but if it's not available, fall back on + // GetDiskFreeSpace() nevertheless... + + DWORD lSectorsPerCluster, + lBytesPerSector, + lNumberOfFreeClusters, + lTotalNumberOfClusters; + + // FIXME: this is wrong, we should extract the root drive from path + // instead, but this is the job for wxFileName... + if ( !::GetDiskFreeSpace(path, + &lSectorsPerCluster, + &lBytesPerSector, + &lNumberOfFreeClusters, + &lTotalNumberOfClusters) ) + { + wxLogLastError(_T("GetDiskFreeSpace")); + + return FALSE; + } + + wxLongLong lBytesPerCluster = lSectorsPerCluster; + lBytesPerCluster *= lBytesPerSector; + + if ( pTotal ) + { + *pTotal = lBytesPerCluster; + *pTotal *= lTotalNumberOfClusters; + } + + if ( pFree ) + { + *pFree = lBytesPerCluster; + *pFree *= lNumberOfFreeClusters; + } + } - USER_INFO_2 *ui2; // User structure + return TRUE; +} - // 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) ); +// ---------------------------------------------------------------------------- +// env vars +// ---------------------------------------------------------------------------- - // Get the computer name of a DC for the domain. - if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success ) +bool wxGetEnv(const wxString& var, wxString *value) +{ +#ifdef __WIN16__ + const wxChar* ret = wxGetenv(var); + if (ret) + { + *value = ret; + return TRUE; + } + else + return FALSE; +#else + // first get the size of the buffer + DWORD dwRet = ::GetEnvironmentVariable(var, NULL, 0); + if ( !dwRet ) { - wxLogError(T("Can not find domain controller")); + // this means that there is no such variable + return FALSE; + } - goto error; + if ( value ) + { + (void)::GetEnvironmentVariable(var, value->GetWriteBuf(dwRet), dwRet); + value->UngetWriteBuf(); } - // 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 ) + return TRUE; +#endif +} + +bool wxSetEnv(const wxString& var, const wxChar *value) +{ + // some compilers have putenv() or _putenv() or _wputenv() but it's better + // to always use Win32 function directly instead of dealing with them +#if defined(__WIN32__) + if ( !::SetEnvironmentVariable(var, value) ) { - case NERR_Success: - // ok - break; + wxLogLastError(_T("SetEnvironmentVariable")); - case NERR_InvalidComputer: - wxLogError(T("Invalid domain controller name.")); + return FALSE; + } - goto error; + return TRUE; +#else // no way to set env vars + return FALSE; +#endif +} - case NERR_UserNotFound: - wxLogError(T("Invalid user name '%s'."), szUserName); +// ---------------------------------------------------------------------------- +// process management +// ---------------------------------------------------------------------------- - goto error; +#ifdef __WIN32__ + +// structure used to pass parameters from wxKill() to wxEnumFindByPidProc() +struct wxFindByPidParams +{ + wxFindByPidParams() { hwnd = 0; pid = 0; } + + // the HWND used to return the result + HWND hwnd; + + // the PID we're looking from + DWORD pid; +}; + +// wxKill helper: EnumWindows() callback which is used to find the first (top +// level) window belonging to the given process +BOOL CALLBACK wxEnumFindByPidProc(HWND hwnd, LPARAM lParam) +{ + DWORD pid; + (void)::GetWindowThreadProcessId(hwnd, &pid); + + wxFindByPidParams *params = (wxFindByPidParams *)lParam; + if ( pid == params->pid ) + { + // remember the window we found + params->hwnd = hwnd; + + // return FALSE to stop the enumeration + return FALSE; + } + + // continue enumeration + return TRUE; +} + +#endif // __WIN32__ + +int wxKill(long pid, wxSignal sig, wxKillError *krc) +{ +#ifdef __WIN32__ + // get the process handle to operate on + HANDLE hProcess = ::OpenProcess(SYNCHRONIZE | + PROCESS_TERMINATE | + PROCESS_QUERY_INFORMATION, + FALSE, // not inheritable + (DWORD)pid); + if ( hProcess == NULL ) + { + if ( krc ) + { + if ( ::GetLastError() == ERROR_ACCESS_DENIED ) + { + *krc = wxKILL_ACCESS_DENIED; + } + else + { + *krc = wxKILL_NO_PROCESS; + } + } + + return -1; + } + + bool ok = TRUE; + switch ( sig ) + { + case wxSIGKILL: + // kill the process forcefully returning -1 as error code + if ( !::TerminateProcess(hProcess, (UINT)-1) ) + { + wxLogSysError(_("Failed to kill process %d"), pid); + + if ( krc ) + { + // this is not supposed to happen if we could open the + // process + *krc = wxKILL_ERROR; + } + + ok = FALSE; + } + break; + + case wxSIGNONE: + // do nothing, we just want to test for process existence + break; default: - wxLogSysError(T("Can't get information about user")); + // any other signal means "terminate" + { + wxFindByPidParams params; + params.pid = (DWORD)pid; + + // EnumWindows() has nice semantics: it returns 0 if it found + // something or if an error occured and non zero if it + // enumerated all the window + if ( !::EnumWindows(wxEnumFindByPidProc, (LPARAM)¶ms) ) + { + // did we find any window? + if ( params.hwnd ) + { + // tell the app to close + // + // NB: this is the harshest way, the app won't have + // opportunity to save any files, for example, but + // this is probably what we want here. If not we + // can also use SendMesageTimeout(WM_CLOSE) + if ( !::PostMessage(params.hwnd, WM_QUIT, 0, 0) ) + { + wxLogLastError(_T("PostMessage(WM_QUIT)")); + } + } + else // it was an error then + { + wxLogLastError(_T("EnumWindows")); + + ok = FALSE; + } + } + else // no windows for this PID + { + if ( krc ) + { + *krc = wxKILL_ERROR; + } + + ok = FALSE; + } + } + } - goto error; + // the return code + DWORD rc; + + if ( ok ) + { + // as we wait for a short time, we can use just WaitForSingleObject() + // and not MsgWaitForMultipleObjects() + switch ( ::WaitForSingleObject(hProcess, 500 /* msec */) ) + { + case WAIT_OBJECT_0: + // process terminated + if ( !::GetExitCodeProcess(hProcess, &rc) ) + { + wxLogLastError(_T("GetExitCodeProcess")); + } + break; + + default: + wxFAIL_MSG( _T("unexpected WaitForSingleObject() return") ); + // fall through + + case WAIT_FAILED: + wxLogLastError(_T("WaitForSingleObject")); + // fall through + + case WAIT_TIMEOUT: + if ( krc ) + { + *krc = wxKILL_ERROR; + } + + rc = STILL_ACTIVE; + break; + } + } + else // !ok + { + // just to suppress the warnings about uninitialized variable + rc = 0; } - // Convert the Unicode full name to ANSI - WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1, - buf, maxSize, NULL, NULL ); + ::CloseHandle(hProcess); - return TRUE; + // the return code is the same as from Unix kill(): 0 if killed + // successfully or -1 on error + if ( sig == wxSIGNONE ) + { + if ( ok && rc == STILL_ACTIVE ) + { + // there is such process => success + return 0; + } + } + else // not SIGNONE + { + if ( ok && rc != STILL_ACTIVE ) + { + // killed => success + return 0; + } + } +#else // Win15 + wxFAIL_MSG( _T("not implemented") ); +#endif // Win32/Win16 + + // error + return -1; +} + +// Execute a program in an Interactive Shell +bool wxShell(const wxString& command) +{ + wxChar *shell = wxGetenv(wxT("COMSPEC")); + if ( !shell ) + shell = wxT("\\COMMAND.COM"); + + wxString cmd; + if ( !command ) + { + // just the shell + cmd = shell; + } + else + { + // pass the command to execute to the command processor + cmd.Printf(wxT("%s /c %s"), shell, command.c_str()); + } + + return wxExecute(cmd, TRUE /* sync */) != 0; +} + +// ---------------------------------------------------------------------------- +// misc +// ---------------------------------------------------------------------------- + +// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) +long wxGetFreeMemory() +{ +#if defined(__WIN32__) && !defined(__BORLANDC__) && !defined(__TWIN32__) + MEMORYSTATUS memStatus; + memStatus.dwLength = sizeof(MEMORYSTATUS); + GlobalMemoryStatus(&memStatus); + return memStatus.dwAvailPhys; +#else + return (long)GetFreeSpace(0); +#endif +} + +// Emit a beeeeeep +void wxBell() +{ + ::MessageBeep((UINT)-1); // default sound +} + +wxString wxGetOsDescription() +{ +#ifdef __WIN32__ + wxString str; -error: - wxLogError(T("Couldn't look up full user name.")); + OSVERSIONINFO info; + wxZeroMemory(info); - 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, T(""), buf, maxSize - 1) != 0; - if ( !ok ) + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); + if ( ::GetVersionEx(&info) ) { - ok = wxGetUserId(buf, maxSize); + switch ( info.dwPlatformId ) + { + case VER_PLATFORM_WIN32s: + str = _("Win32s on Windows 3.1"); + break; + + case VER_PLATFORM_WIN32_WINDOWS: + str.Printf(_("Windows 9%c"), + info.dwMinorVersion == 0 ? _T('5') : _T('8')); + if ( !wxIsEmpty(info.szCSDVersion) ) + { + str << _T(" (") << info.szCSDVersion << _T(')'); + } + break; + + case VER_PLATFORM_WIN32_NT: + str.Printf(_T("Windows NT %lu.%lu (build %lu"), + info.dwMajorVersion, + info.dwMinorVersion, + info.dwBuildNumber); + if ( !wxIsEmpty(info.szCSDVersion) ) + { + str << _T(", ") << info.szCSDVersion; + } + str << _T(')'); + break; + } } - - if ( !ok ) + else { - wxStrncpy(buf, T("Unknown User"), maxSize); + wxFAIL_MSG( _T("GetVersionEx() failed") ); // should never happen } -#endif // Win32/16 - } - return TRUE; + return str; +#else // Win16 + return _("Windows 3.1"); +#endif // Win32/16 } -int wxKill(long pid, int sig) +int wxGetOsVersion(int *majorVsn, int *minorVsn) { - return 0; -} +#if defined(__WIN32__) && !defined(__SC__) + static int ver = -1, major = -1, minor = -1; -// -// Execute a program in an Interactive Shell -// -bool -wxShell(const wxString& command) -{ - wxChar *shell; - if ((shell = wxGetenv(T("COMSPEC"))) == NULL) - shell = T("\\COMMAND.COM"); + if ( ver == -1 ) + { + OSVERSIONINFO info; + wxZeroMemory(info); - wxChar tmp[255]; - if (command != T("")) - wxSprintf(tmp, T("%s /c %s"), shell, WXSTRINGCAST command); - else - wxStrcpy(tmp, shell); + ver = wxWINDOWS; + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); + if ( ::GetVersionEx(&info) ) + { + major = info.dwMajorVersion; + minor = info.dwMinorVersion; + + switch ( info.dwPlatformId ) + { + case VER_PLATFORM_WIN32s: + ver = wxWIN32S; + break; + + case VER_PLATFORM_WIN32_WINDOWS: + ver = wxWIN95; + break; + + case VER_PLATFORM_WIN32_NT: + ver = wxWINDOWS_NT; + break; + } + } + } - return (wxExecute((wxChar *)tmp, FALSE) != 0); -} + if (majorVsn && major != -1) + *majorVsn = major; + if (minorVsn && minor != -1) + *minorVsn = minor; + + return ver; +#else // Win16 + int retValue = wxWINDOWS; + #ifdef __WINDOWS_386__ + retValue = wxWIN386; + #else + #if !defined(__WATCOMC__) && !defined(GNUWIN32) && wxUSE_PENWINDOWS + extern HANDLE g_hPenWin; + retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS; + #endif + #endif -// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) -long wxGetFreeMemory() -{ -#if defined(__WIN32__) && !defined(__BORLANDC__) && !defined(__TWIN32__) - MEMORYSTATUS memStatus; - memStatus.dwLength = sizeof(MEMORYSTATUS); - GlobalMemoryStatus(&memStatus); - return memStatus.dwAvailPhys; -#else - return (long)GetFreeSpace(0); + if (majorVsn) + *majorVsn = 3; + if (minorVsn) + *minorVsn = 1; + + return retValue; #endif } +// ---------------------------------------------------------------------------- +// sleep functions +// ---------------------------------------------------------------------------- + +#if wxUSE_GUI + +#if wxUSE_TIMER + // Sleep for nSecs seconds. Attempt a Windows implementation using timers. -static bool inTimer = FALSE; -class wxSleepTimer: public wxTimer +static bool gs_inTimer = FALSE; + +class wxSleepTimer : public wxTimer { - public: - inline void Notify() - { - inTimer = FALSE; - Stop(); - } +public: + virtual void Notify() + { + gs_inTimer = FALSE; + Stop(); + } }; static wxTimer *wxTheSleepTimer = NULL; @@ -341,42 +1028,38 @@ void wxUsleep(unsigned long milliseconds) { #ifdef __WIN32__ ::Sleep(milliseconds); -#else - if (inTimer) - return; - - wxTheSleepTimer = new wxSleepTimer; - inTimer = TRUE; - wxTheSleepTimer->Start(milliseconds); - while (inTimer) - { - if (wxTheApp->Pending()) - wxTheApp->Dispatch(); - } - delete wxTheSleepTimer; - wxTheSleepTimer = NULL; -#endif +#else // !Win32 + if (gs_inTimer) + return; + + wxTheSleepTimer = new wxSleepTimer; + gs_inTimer = TRUE; + wxTheSleepTimer->Start(milliseconds); + while (gs_inTimer) + { + if (wxTheApp->Pending()) + wxTheApp->Dispatch(); + } + delete wxTheSleepTimer; + wxTheSleepTimer = NULL; +#endif // Win32/!Win32 } void wxSleep(int nSecs) { -#if 0 // WIN32 hangs app - Sleep( 1000*nSecs ); -#else - if (inTimer) - return; - - wxTheSleepTimer = new wxSleepTimer; - inTimer = TRUE; - wxTheSleepTimer->Start(nSecs*1000); - while (inTimer) - { - if (wxTheApp->Pending()) - wxTheApp->Dispatch(); - } - delete wxTheSleepTimer; - wxTheSleepTimer = NULL; -#endif + if (gs_inTimer) + return; + + wxTheSleepTimer = new wxSleepTimer; + gs_inTimer = TRUE; + wxTheSleepTimer->Start(nSecs*1000); + while (gs_inTimer) + { + if (wxTheApp->Pending()) + wxTheApp->Dispatch(); + } + delete wxTheSleepTimer; + wxTheSleepTimer = NULL; } // Consume all events until no more left @@ -385,7 +1068,31 @@ void wxFlushEvents() // wxYield(); } +#endif // wxUSE_TIMER + +#elif defined(__WIN32__) // wxUSE_GUI + +void wxUsleep(unsigned long milliseconds) +{ + ::Sleep(milliseconds); +} + +void wxSleep(int nSecs) +{ + wxUsleep(1000*nSecs); +} + +#endif // wxUSE_GUI/!wxUSE_GUI +#endif // __WXMICROWIN__ + +// ---------------------------------------------------------------------------- +// deprecated (in favour of wxLog) log functions +// ---------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_2 + // Output a debug mess., in a system dependent fashion. +#ifndef __WXMICROWIN__ void wxDebugMsg(const wxChar *fmt ...) { va_list ap; @@ -405,7 +1112,7 @@ void wxDebugMsg(const wxChar *fmt ...) // Non-fatal error: pop up message box and (possibly) continue void wxError(const wxString& msg, const wxString& title) { - wxSprintf(wxBuffer, T("%s\nContinue?"), WXSTRINGCAST msg); + wxSprintf(wxBuffer, wxT("%s\nContinue?"), WXSTRINGCAST msg); if (MessageBox(NULL, (LPCTSTR)wxBuffer, (LPCTSTR)WXSTRINGCAST title, MB_ICONSTOP | MB_YESNO) == IDNO) wxExit(); @@ -414,160 +1121,118 @@ void wxError(const wxString& msg, const wxString& title) // Fatal error: pop up message box and abort void wxFatalError(const wxString& msg, const wxString& title) { - wxSprintf(wxBuffer, T("%s: %s"), WXSTRINGCAST title, WXSTRINGCAST msg); + wxSprintf(wxBuffer, wxT("%s: %s"), WXSTRINGCAST title, WXSTRINGCAST msg); FatalAppExit(0, (LPCTSTR)wxBuffer); } +#endif // __WXMICROWIN__ -// Emit a beeeeeep -void wxBell() -{ - // Removed by RD because IHMO syncronous sound is a Bad Thing. MessageBeep - // will do a similar thing anyway if there is no sound card... -//#ifdef __WIN32__ -// Beep(1000,1000) ; // 1kHz during 1 sec. -//#else - MessageBeep((UINT)-1) ; -//#endif -} +#endif // WXWIN_COMPATIBILITY_2_2 -// Chris Breeze 27/5/98: revised WIN32 code to -// detect WindowsNT correctly -int wxGetOsVersion(int *majorVsn, int *minorVsn) -{ - extern char *wxOsVersion; - if (majorVsn) *majorVsn = 0; - if (minorVsn) *minorVsn = 0; +#if wxUSE_GUI -#if defined(__WIN32__) && !defined(__SC__) - OSVERSIONINFO info; - memset(&info, 0, sizeof(OSVERSIONINFO)); - info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); - if (GetVersionEx(&info)) - { - if (majorVsn) *majorVsn = info.dwMajorVersion; - if (minorVsn) *minorVsn = info.dwMinorVersion; - switch (info.dwPlatformId) - { - case VER_PLATFORM_WIN32s: - return wxWIN32S; - break; - case VER_PLATFORM_WIN32_WINDOWS: - return wxWIN95; - break; - case VER_PLATFORM_WIN32_NT: - return wxWINDOWS_NT; - break; - } - } - return wxWINDOWS; // error if we get here, return generic value -#else - // Win16 code... - int retValue = 0; -# ifdef __WINDOWS_386__ - retValue = wxWIN386; -# else -# if !defined(__WATCOMC__) && !defined(GNUWIN32) && wxUSE_PENWINDOWS - extern HANDLE g_hPenWin; - retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS ; -# endif -# endif - // @@@@ To be completed. I don't have the manual here... - if (majorVsn) *majorVsn = 3 ; - if (minorVsn) *minorVsn = 1 ; - return retValue ; -#endif -} +// ---------------------------------------------------------------------------- +// functions to work with .INI files +// ---------------------------------------------------------------------------- // Reading and writing resources (eg WIN.INI, .Xdefaults) #if wxUSE_RESOURCES bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file) { - if (file != T("")) + 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((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)WXSTRINGCAST value) != 0); } bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file) { - wxChar buf[50]; - wxSprintf(buf, T("%.4f"), value); - return wxWriteResource(section, entry, buf, file); + wxString buf; + buf.Printf(wxT("%.4f"), value); + + return wxWriteResource(section, entry, buf, file); } bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file) { - wxChar buf[50]; - wxSprintf(buf, T("%ld"), value); - return wxWriteResource(section, entry, buf, file); + wxString buf; + buf.Printf(wxT("%ld"), value); + + return wxWriteResource(section, entry, buf, file); } bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file) { - wxChar buf[50]; - wxSprintf(buf, T("%d"), value); - return wxWriteResource(section, entry, buf, file); + wxString buf; + buf.Printf(wxT("%d"), value); + + return wxWriteResource(section, entry, buf, file); } bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file) { - static const wxChar defunkt[] = T("$$default"); - if (file != T("")) - { - int n = GetPrivateProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt, - (LPTSTR)wxBuffer, 1000, (LPCTSTR)WXSTRINGCAST file); - if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0) - return FALSE; - } - else - { - int n = GetProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt, - (LPTSTR)wxBuffer, 1000); - if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0) - return FALSE; - } - if (*value) delete[] (*value); - *value = copystring(wxBuffer); - return TRUE; + static const wxChar defunkt[] = wxT("$$default"); + if (file != wxT("")) + { + 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((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt, + (LPTSTR)wxBuffer, 1000); + if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0) + return FALSE; + } + if (*value) delete[] (*value); + *value = copystring(wxBuffer); + return TRUE; +} bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file) { - wxChar *s = NULL; - bool succ = wxGetResource(section, entry, (wxChar **)&s, file); - if (succ) - { - *value = (float)wxStrtod(s, NULL); - delete[] s; - return TRUE; - } - else return FALSE; + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); + if (succ) + { + *value = (float)wxStrtod(s, NULL); + delete[] s; + return TRUE; + } + else return FALSE; } bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file) { - wxChar *s = NULL; - bool succ = wxGetResource(section, entry, (wxChar **)&s, file); - if (succ) - { - *value = wxStrtol(s, NULL, 10); - delete[] s; - return TRUE; - } - else return FALSE; + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); + if (succ) + { + *value = wxStrtol(s, NULL, 10); + delete[] s; + return TRUE; + } + else return FALSE; } bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file) { - wxChar *s = NULL; - bool succ = wxGetResource(section, entry, (wxChar **)&s, file); - if (succ) - { - *value = (int)wxStrtol(s, NULL, 10); - delete[] s; - return TRUE; - } - else return FALSE; + wxChar *s = NULL; + bool succ = wxGetResource(section, entry, (wxChar **)&s, file); + if (succ) + { + *value = (int)wxStrtol(s, NULL, 10); + delete[] s; + return TRUE; + } + else return FALSE; } #endif // wxUSE_RESOURCES @@ -575,17 +1240,24 @@ bool wxGetResource(const wxString& section, const wxString& entry, int *value, c // helper functions for showing a "busy" cursor // --------------------------------------------------------------------------- -HCURSOR gs_wxBusyCursor = 0; // new, busy cursor -HCURSOR gs_wxBusyCursorOld = 0; // old cursor +static HCURSOR gs_wxBusyCursor = 0; // new, busy cursor +static HCURSOR gs_wxBusyCursorOld = 0; // old cursor static int gs_wxBusyCursorCount = 0; +extern HCURSOR wxGetCurrentBusyCursor() +{ + return gs_wxBusyCursor; +} + // Set the cursor to the busy cursor for all windows void wxBeginBusyCursor(wxCursor *cursor) { if ( gs_wxBusyCursorCount++ == 0 ) { gs_wxBusyCursor = (HCURSOR)cursor->GetHCURSOR(); +#ifndef __WXMICROWIN__ gs_wxBusyCursorOld = ::SetCursor(gs_wxBusyCursor); +#endif } //else: nothing to do, already set } @@ -594,12 +1266,13 @@ void wxBeginBusyCursor(wxCursor *cursor) void wxEndBusyCursor() { wxCHECK_RET( gs_wxBusyCursorCount > 0, - T("no matching wxBeginBusyCursor() for wxEndBusyCursor()") ); + wxT("no matching wxBeginBusyCursor() for wxEndBusyCursor()") ); if ( --gs_wxBusyCursorCount == 0 ) { +#ifndef __WXMICROWIN__ ::SetCursor(gs_wxBusyCursorOld); - +#endif gs_wxBusyCursorOld = 0; } } @@ -607,230 +1280,166 @@ void wxEndBusyCursor() // TRUE if we're between the above two calls bool wxIsBusy() { - return (gs_wxBusyCursorCount > 0); -} - -// --------------------------------------------------------------------------- -const wxChar* wxGetHomeDir(wxString *pstr) -{ - wxString& strDir = *pstr; - - #if defined(__UNIX__) && !defined(__TWIN32__) - const wxChar *szHome = wxGetenv("HOME"); - if ( szHome == NULL ) { - // we're homeless... - wxLogWarning(_("can't find user's HOME, using current directory.")); - strDir = T("."); - } - else - strDir = szHome; - - // add a trailing slash if needed - if ( strDir.Last() != T('/') ) - strDir << T('/'); - #else // Windows - #ifdef __WIN32__ - const wxChar *szHome = wxGetenv(T("HOMEDRIVE")); - if ( szHome != NULL ) - strDir << szHome; - szHome = wxGetenv(T("HOMEPATH")); - if ( szHome != NULL ) { - strDir << szHome; - - // the idea is that under NT these variables have default values - // of "%systemdrive%:" and "\\". As we don't want to create our - // config files in the root directory of the system drive, we will - // 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 ( wxStrcmp(szHome, T("\\")) != 0 ) - return strDir.c_str(); - } - - #else // Win16 - // Win16 has no idea about home, so use the working directory instead - #endif // WIN16/32 - - // 260 was taken from windef.h - #ifndef MAX_PATH - #define MAX_PATH 260 - #endif - - wxString strPath; - ::GetModuleFileName(::GetModuleHandle(NULL), - strPath.GetWriteBuf(MAX_PATH), MAX_PATH); - strPath.UngetWriteBuf(); - - // extract the dir name - wxSplitPath(strPath, &strDir, NULL, NULL); - - #endif // UNIX/Win - - return strDir.c_str(); -} - -// Hack for MS-DOS -wxChar *wxGetUserHome (const wxString& user) -{ - wxChar *home; - wxString user1(user); - - if (user1 != T("")) { - wxChar tmp[64]; - if (wxGetUserId(tmp, sizeof(tmp)/sizeof(char))) { - // Guests belong in the temp dir - if (wxStricmp(tmp, T("annonymous")) == 0) { - if ((home = wxGetenv(T("TMP"))) != NULL || - (home = wxGetenv(T("TMPDIR"))) != NULL || - (home = wxGetenv(T("TEMP"))) != NULL) - return *home ? home : (wxChar*)T("\\"); - } - if (wxStricmp(tmp, WXSTRINGCAST user1) == 0) - user1 = T(""); - } - } - if (user1 == T("")) - if ((home = wxGetenv(T("HOME"))) != NULL) - { - wxStrcpy(wxBuffer, home); - Unix2DosFilename(wxBuffer); - return wxBuffer; - } - return NULL; // No home known! + return gs_wxBusyCursorCount > 0; } // Check whether this window wants to process messages, e.g. Stop button // in long calculations. bool wxCheckForInterrupt(wxWindow *wnd) { - if(wnd){ + wxCHECK( wnd, FALSE ); + MSG msg; - HWND win= (HWND) wnd->GetHWND(); - while(PeekMessage(&msg,win,0,0,PM_REMOVE)){ - TranslateMessage(&msg); - DispatchMessage(&msg); + while ( ::PeekMessage(&msg, GetHwndOf(wnd), 0, 0, PM_REMOVE) ) + { + ::TranslateMessage(&msg); + ::DispatchMessage(&msg); } - return TRUE;//*** temporary? - } - else{ - wxFAIL_MSG(T("wnd==NULL !!!")); - return FALSE;//*** temporary? - } + return TRUE; } // MSW only: get user-defined resource from the .res file. // Returns NULL or newly-allocated memory, so use delete[] to clean up. -#ifdef __WXMSW__ +#ifndef __WXMICROWIN__ wxChar *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType) { - wxChar *s = NULL; -#if !defined(__WIN32__) || defined(__TWIN32__) - HRSRC hResource = ::FindResource(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType); -#else -#ifdef UNICODE - HRSRC hResource = ::FindResourceW(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType); -#else - HRSRC hResource = ::FindResourceA(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType); -#endif -#endif + HRSRC hResource = ::FindResource(wxGetInstance(), resourceName, resourceType); + if ( hResource == 0 ) + return NULL; + + HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource); + if ( hData == 0 ) + return NULL; - if (hResource == 0) - return NULL; - HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource); - if (hData == 0) - return NULL; - wxChar *theText = (wxChar *)LockResource(hData); - if (!theText) - return NULL; + wxChar *theText = (wxChar *)::LockResource(hData); + if ( !theText ) + return NULL; - s = copystring(theText); + // Not all compilers put a zero at the end of the resource (e.g. BC++ doesn't). + // so we need to find the length of the resource. + int len = ::SizeofResource(wxGetInstance(), hResource); + wxChar *s = new wxChar[len+1]; + wxStrncpy(s,theText,len); + s[len]=0; - // Obsolete in WIN32 + // wxChar *s = copystring(theText); + + // Obsolete in WIN32 #ifndef __WIN32__ - UnlockResource(hData); + UnlockResource(hData); #endif - // No need?? -// GlobalFree(hData); + // No need?? + // GlobalFree(hData); - return s; + return s; } -#endif +#endif // __WXMICROWIN__ +// ---------------------------------------------------------------------------- +// get display info +// ---------------------------------------------------------------------------- + +// See also the wxGetMousePosition in window.cpp +// Deprecated: use wxPoint wxGetMousePosition() instead void wxGetMousePosition( int* x, int* y ) { - POINT pt; - GetCursorPos( & pt ); - *x = pt.x; - *y = pt.y; + POINT pt; + GetCursorPos( & pt ); + if ( x ) *x = pt.x; + if ( y ) *y = pt.y; }; // Return TRUE if we have a colour display bool wxColourDisplay() { - HDC dc = ::GetDC((HWND) NULL); - bool flag; - int noCols = GetDeviceCaps(dc, NUMCOLORS); - if ((noCols == -1) || (noCols > 2)) - flag = TRUE; - else - flag = FALSE; - ReleaseDC((HWND) NULL, dc); - return flag; +#ifdef __WXMICROWIN__ + // MICROWIN_TODO + return TRUE; +#else + // this function is called from wxDC ctor so it is called a *lot* of times + // hence we optimize it a bit but doign the check only once + // + // this should be MT safe as only the GUI thread (holding the GUI mutex) + // can call us + static int s_isColour = -1; + + if ( s_isColour == -1 ) + { + ScreenHDC dc; + int noCols = ::GetDeviceCaps(dc, NUMCOLORS); + + s_isColour = (noCols == -1) || (noCols > 2); + } + + return s_isColour != 0; +#endif } // Returns depth of screen int wxDisplayDepth() { - HDC dc = ::GetDC((HWND) NULL); - int planes = GetDeviceCaps(dc, PLANES); - int bitsPerPixel = GetDeviceCaps(dc, BITSPIXEL); - int depth = planes*bitsPerPixel; - ReleaseDC((HWND) NULL, dc); - return depth; + ScreenHDC dc; + return GetDeviceCaps(dc, PLANES) * GetDeviceCaps(dc, BITSPIXEL); } // Get size of display void wxDisplaySize(int *width, int *height) { - HDC dc = ::GetDC((HWND) NULL); - *width = GetDeviceCaps(dc, HORZRES); *height = GetDeviceCaps(dc, VERTRES); - ReleaseDC((HWND) NULL, dc); +#ifdef __WXMICROWIN__ + RECT rect; + HWND hWnd = GetDesktopWindow(); + ::GetWindowRect(hWnd, & rect); + + if ( width ) + *width = rect.right - rect.left; + if ( height ) + *height = rect.bottom - rect.top; +#else // !__WXMICROWIN__ + ScreenHDC dc; + + if ( width ) + *width = ::GetDeviceCaps(dc, HORZRES); + if ( height ) + *height = ::GetDeviceCaps(dc, VERTRES); +#endif // __WXMICROWIN__/!__WXMICROWIN__ } -bool wxDirExists(const wxString& dir) +void wxDisplaySizeMM(int *width, int *height) { - /* MATTHEW: [6] Always use same code for Win32, call FindClose */ -#if defined(__WIN32__) - WIN32_FIND_DATA fileInfo; -#else -#ifdef __BORLANDC__ - struct ffblk fileInfo; +#ifdef __WXMICROWIN__ + // MICROWIN_TODO + if ( width ) + *width = 0; + if ( height ) + *height = 0; #else - struct find_t fileInfo; -#endif + ScreenHDC dc; + + if ( width ) + *width = ::GetDeviceCaps(dc, HORZSIZE); + if ( height ) + *height = ::GetDeviceCaps(dc, VERTSIZE); #endif +} -#if defined(__WIN32__) - HANDLE h = FindFirstFile((LPTSTR) WXSTRINGCAST dir,(LPWIN32_FIND_DATA)&fileInfo); - - if (h==INVALID_HANDLE_VALUE) - return FALSE; - else { - FindClose(h); - return ((fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY); - } -#else - // In Borland findfirst has a different argument - // ordering from _dos_findfirst. But _dos_findfirst - // _should_ be ok in both MS and Borland... why not? -#ifdef __BORLANDC__ - return ((findfirst(WXSTRINGCAST dir, &fileInfo, _A_SUBDIR) == 0 && (fileInfo.ff_attrib & _A_SUBDIR) != 0)); +void wxClientDisplayRect(int *x, int *y, int *width, int *height) +{ +#if defined(__WIN16__) || defined(__WXMICROWIN__) + *x = 0; *y = 0; + wxDisplaySize(width, height); #else - return (((_dos_findfirst(WXSTRINGCAST dir, _A_SUBDIR, &fileInfo) == 0) && (fileInfo.attrib & _A_SUBDIR)) != 0); -#endif + // Determine the desktop dimensions minus the taskbar and any other + // special decorations... + RECT r; + + SystemParametersInfo(SPI_GETWORKAREA, 0, &r, 0); + if (x) *x = r.left; + if (y) *y = r.top; + if (width) *width = r.right - r.left; + if (height) *height = r.bottom - r.top; #endif } @@ -841,9 +1450,13 @@ bool wxDirExists(const wxString& dir) wxString WXDLLEXPORT wxGetWindowText(WXHWND hWnd) { wxString str; - int len = GetWindowTextLength((HWND)hWnd) + 1; - GetWindowText((HWND)hWnd, str.GetWriteBuf(len), len); - str.UngetWriteBuf(); + + if ( hWnd ) + { + int len = GetWindowTextLength((HWND)hWnd) + 1; + ::GetWindowText((HWND)hWnd, str.GetWriteBuf(len), len); + str.UngetWriteBuf(); + } return str; } @@ -852,41 +1465,30 @@ wxString WXDLLEXPORT wxGetWindowClass(WXHWND hWnd) { wxString str; - int len = 256; // some starting value - - for ( ;; ) + // MICROWIN_TODO +#ifndef __WXMICROWIN__ + if ( hWnd ) { - // as we've #undefined GetClassName we must now manually choose the - // right function to call - int count = - - #ifndef __WIN32__ - GetClassName - #else // Win32 - #ifdef UNICODE - GetClassNameW - #else // !Unicode - #ifdef __TWIN32__ - GetClassName - #else // !Twin32 - GetClassNameA - #endif // Twin32/!Twin32 - #endif // Unicode/ANSI - #endif // Win16/32 - ((HWND)hWnd, str.GetWriteBuf(len), len); + int len = 256; // some starting value - str.UngetWriteBuf(); - if ( count == len ) - { - // the class name might have been truncated, retry with larger - // buffer - len *= 2; - } - else + for ( ;; ) { - break; + int count = ::GetClassName((HWND)hWnd, str.GetWriteBuf(len), len); + + str.UngetWriteBuf(); + if ( count == len ) + { + // the class name might have been truncated, retry with larger + // buffer + len *= 2; + } + else + { + break; + } } } +#endif // !__WXMICROWIN__ return str; } @@ -894,367 +1496,152 @@ wxString WXDLLEXPORT wxGetWindowClass(WXHWND hWnd) WXWORD WXDLLEXPORT wxGetWindowId(WXHWND hWnd) { #ifndef __WIN32__ - return GetWindowWord((HWND)hWnd, GWW_ID); + return (WXWORD)GetWindowWord((HWND)hWnd, GWW_ID); #else // Win32 - return GetWindowLong((HWND)hWnd, GWL_ID); + return (WXWORD)GetWindowLong((HWND)hWnd, GWL_ID); #endif // Win16/32 } -#if 0 -//------------------------------------------------------------------------ -// wild character routines -//------------------------------------------------------------------------ +// ---------------------------------------------------------------------------- +// Metafile helpers +// ---------------------------------------------------------------------------- -bool wxIsWild( const wxString& pattern ) +extern void PixelToHIMETRIC(LONG *x, LONG *y) { - wxString tmp = pattern; - char *pat = WXSTRINGCAST(tmp); - while (*pat) { - switch (*pat++) { - case '?': case '*': case '[': case '{': - return TRUE; - case '\\': - if (!*pat++) - return FALSE; - } - } - return FALSE; -}; + ScreenHDC hdcRef; + int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE), + iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE), + iWidthPels = GetDeviceCaps(hdcRef, HORZRES), + iHeightPels = GetDeviceCaps(hdcRef, VERTRES); -bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) -{ - wxString tmp1 = pat; - char *pattern = WXSTRINGCAST(tmp1); - wxString tmp2 = text; - char *str = WXSTRINGCAST(tmp2); - char c; - char *cp; - bool done = FALSE, ret_code, ok; - // Below is for vi fans - const char OB = '{', CB = '}'; - - // dot_special means '.' only matches '.' - if (dot_special && *str == '.' && *pattern != *str) - return FALSE; - - while ((*pattern != '\0') && (!done) - && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) { - switch (*pattern) { - case '\\': - pattern++; - if (*pattern != '\0') - pattern++; - break; - case '*': - pattern++; - ret_code = FALSE; - while ((*str!='\0') - && (!(ret_code=wxMatchWild(pattern, str++, FALSE)))) - /*loop*/; - if (ret_code) { - while (*str != '\0') - str++; - while (*pattern != '\0') - pattern++; - } - break; - case '[': - pattern++; - repeat: - if ((*pattern == '\0') || (*pattern == ']')) { - done = TRUE; - break; - } - if (*pattern == '\\') { - pattern++; - if (*pattern == '\0') { - done = TRUE; - break; - } - } - if (*(pattern + 1) == '-') { - c = *pattern; - pattern += 2; - if (*pattern == ']') { - done = TRUE; - break; - } - if (*pattern == '\\') { - pattern++; - if (*pattern == '\0') { - done = TRUE; - break; - } - } - if ((*str < c) || (*str > *pattern)) { - pattern++; - goto repeat; - } - } else if (*pattern != *str) { - pattern++; - goto repeat; - } - pattern++; - while ((*pattern != ']') && (*pattern != '\0')) { - if ((*pattern == '\\') && (*(pattern + 1) != '\0')) - pattern++; - pattern++; - } - if (*pattern != '\0') { - pattern++, str++; - } - break; - case '?': - pattern++; - str++; - break; - case OB: - pattern++; - while ((*pattern != CB) && (*pattern != '\0')) { - cp = str; - ok = TRUE; - while (ok && (*cp != '\0') && (*pattern != '\0') - && (*pattern != ',') && (*pattern != CB)) { - if (*pattern == '\\') - pattern++; - ok = (*pattern++ == *cp++); - } - if (*pattern == '\0') { - ok = FALSE; - done = TRUE; - break; - } else if (ok) { - str = cp; - while ((*pattern != CB) && (*pattern != '\0')) { - if (*++pattern == '\\') { - if (*++pattern == CB) - pattern++; - } - } - } else { - while (*pattern!=CB && *pattern!=',' && *pattern!='\0') { - if (*++pattern == '\\') { - if (*++pattern == CB || *pattern == ',') - pattern++; - } - } - } - if (*pattern != '\0') - pattern++; - } - break; - default: - if (*str == *pattern) { - str++, pattern++; - } else { - done = TRUE; - } - } - } - while (*pattern == '*') - pattern++; - return ((*str == '\0') && (*pattern == '\0')); -}; + *x *= (iWidthMM * 100); + *x /= iWidthPels; + *y *= (iHeightMM * 100); + *y /= iHeightPels; +} -#endif +extern void HIMETRICToPixel(LONG *x, LONG *y) +{ + ScreenHDC hdcRef; -#if defined(__WIN95__) && defined(__WXDEBUG__) && wxUSE_DBWIN32 + int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE), + iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE), + iWidthPels = GetDeviceCaps(hdcRef, HORZRES), + iHeightPels = GetDeviceCaps(hdcRef, VERTRES); -/* -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. + *x *= iWidthPels; + *x /= (iWidthMM * 100); + *y *= iHeightPels; + *y /= (iHeightMM * 100); +} -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. +#endif // wxUSE_GUI -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. +#ifdef __WXMICROWIN__ +int wxGetOsVersion(int *majorVsn, int *minorVsn) +{ + // MICROWIN_TODO + if (majorVsn) *majorVsn = 0; + if (minorVsn) *minorVsn = 0; + return wxUNIX; +} +#endif // __WXMICROWIN__ -If you have questions, problems or suggestions about DBWIN32, I welcome your -feedback and plan to actively maintain the code. +// ---------------------------------------------------------------------------- +// Win32 codepage conversion functions +// ---------------------------------------------------------------------------- -Andrew Tucker -ast@halcyon.com +#if defined(__WIN32__) && !defined(__WXMICROWIN__) -To download dbwin32, see e.g.: +// wxGetNativeFontEncoding() doesn't exist neither in wxBase nor in wxUniv +#if wxUSE_GUI && !defined(__WXUNIVERSAL__) -http://ftp.digital.com/pub/micro/NT/WinSite/programr/dbwin32.zip -*/ +#include "wx/fontmap.h" -#if !defined(__MWERKS__) && !defined(__SALFORDC__) && !defined(__TWIN32__) -#include -#endif +// VZ: the new version of wxCharsetToCodepage() is more politically correct +// and should work on other Windows versions as well but the old version is +// still needed for !wxUSE_FONTMAP || !wxUSE_GUI case -void OutputDebugStringW95(const wxChar* lpOutputString, ...) +extern long wxEncodingToCodepage(wxFontEncoding encoding) { - HANDLE heventDBWIN; /* DBWIN32 synchronization object */ - HANDLE heventData; /* data passing synch object */ - HANDLE hSharedFile; /* memory mapped file shared data */ - LPSTR lpszSharedMem; - wxChar achBuffer[500]; - - /* create the output buffer */ - va_list args; - va_start(args, lpOutputString); - wxVsprintf(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 */ + // translate encoding into the Windows CHARSET + wxNativeEncodingInfo natveEncInfo; + if ( !wxGetNativeFontEncoding(encoding, &natveEncInfo) ) + return -1; + + // translate CHARSET to code page + CHARSETINFO csetInfo; + if ( !::TranslateCharsetInfo((DWORD *)(DWORD)natveEncInfo.charset, + &csetInfo, + TCI_SRCCHARSET) ) { - OSVERSIONINFO VerInfo; - VerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); - GetVersionEx(&VerInfo); - if ( VerInfo.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS ) - return; - } + wxLogLastError(_T("TranslateCharsetInfo(TCI_SRCCHARSET)")); - /* make sure DBWIN is open and waiting */ - heventDBWIN = OpenEvent(EVENT_MODIFY_STATE, FALSE, T("DBWIN_BUFFER_READY")); - if ( !heventDBWIN ) - { - //MessageBox(NULL, T("DBWIN_BUFFER_READY nonexistent"), NULL, MB_OK); - return; + return -1; } - /* get a handle to the data synch object */ - heventData = OpenEvent(EVENT_MODIFY_STATE, FALSE, T("DBWIN_DATA_READY")); - if ( !heventData ) - { - // MessageBox(NULL, T("DBWIN_DATA_READY nonexistent"), NULL, MB_OK); - CloseHandle(heventDBWIN); - return; - } + return csetInfo.ciACP; +} - hSharedFile = CreateFileMapping((HANDLE)-1, NULL, PAGE_READWRITE, 0, 4096, T("DBWIN_BUFFER")); - if (!hSharedFile) - { - //MessageBox(NULL, T("DebugTrace: Unable to create file mapping object DBWIN_BUFFER"), T("Error"), MB_OK); - CloseHandle(heventDBWIN); - CloseHandle(heventData); - return; - } +#if wxUSE_FONTMAP - lpszSharedMem = (LPSTR)MapViewOfFile(hSharedFile, FILE_MAP_WRITE, 0, 0, 512); - if (!lpszSharedMem) - { - //MessageBox(NULL, T("DebugTrace: Unable to map shared memory"), T("Error"), MB_OK); - CloseHandle(heventDBWIN); - CloseHandle(heventData); - return; - } +extern long wxCharsetToCodepage(const wxChar *name) +{ + // first get the font encoding for this charset + if ( !name ) + return -1; - /* wait for buffer event */ - WaitForSingleObject(heventDBWIN, INFINITE); + wxFontEncoding enc = wxTheFontMapper->CharsetToEncoding(name, FALSE); + if ( enc == wxFONTENCODING_SYSTEM ) + return -1; - /* write it to the shared memory */ -#if defined( __BORLANDC__ ) || defined( __MWERKS__ ) || defined(__SALFORDC__) - *((LPDWORD)lpszSharedMem) = getpid(); -#else - *((LPDWORD)lpszSharedMem) = _getpid(); -#endif + // the use the helper function + return wxEncodingToCodepage(enc); +} - wsprintf((LPTSTR)(lpszSharedMem + sizeof(DWORD)), T("%s"), achBuffer); +#endif // wxUSE_FONTMAP - /* signal data ready event */ - SetEvent(heventData); +#endif // wxUSE_GUI - /* clean up handles */ - CloseHandle(hSharedFile); - CloseHandle(heventData); - CloseHandle(heventDBWIN); +// include old wxCharsetToCodepage() by OK if needed +#if !wxUSE_GUI || !wxUSE_FONTMAP - return; -} +#include "wx/msw/registry.h" + +// this should work if Internet Exploiter is installed +extern long wxCharsetToCodepage(const wxChar *name) +{ + if (!name) + return GetACP(); + long CP=-1; -#endif + wxString cn(name); + do { + wxString path(wxT("MIME\\Database\\Charset\\")); + path += cn; + wxRegKey key(wxRegKey::HKCR, path); + if (!key.Exists()) break; -#if 0 + // two cases: either there's an AliasForCharset string, + // or there are Codepage and InternetEncoding dwords. + // The InternetEncoding gives us the actual encoding, + // the Codepage just says which Windows character set to + // use when displaying the data. + if (key.HasValue(wxT("InternetEncoding")) && + key.QueryValue(wxT("InternetEncoding"), &CP)) break; -// maximum mumber of lines the output console should have -static const WORD MAX_CONSOLE_LINES = 500; + // no encoding, see if it's an alias + if (!key.HasValue(wxT("AliasForCharset")) || + !key.QueryValue(wxT("AliasForCharset"), cn)) break; + } while (1); -BOOL WINAPI MyConsoleHandler( DWORD dwCtrlType ) { // control signal type - FreeConsole(); - return TRUE; + return CP; } -void wxRedirectIOToConsole() -{ - int hConHandle; - long lStdHandle; - CONSOLE_SCREEN_BUFFER_INFO coninfo; - FILE *fp; - - // allocate a console for this app - AllocConsole(); - - // set the screen buffer to be big enough to let us scroll text - GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), - &coninfo); - coninfo.dwSize.Y = MAX_CONSOLE_LINES; - SetConsoleScreenBufferSize(GetStdHandle(STD_OUTPUT_HANDLE), - coninfo.dwSize); - - // redirect unbuffered STDOUT to the console - lStdHandle = (long)GetStdHandle(STD_OUTPUT_HANDLE); - hConHandle = _open_osfhandle(lStdHandle, _O_TEXT); - if(hConHandle <= 0) return; - fp = _fdopen( hConHandle, "w" ); - *stdout = *fp; - setvbuf( stdout, NULL, _IONBF, 0 ); - - // redirect unbuffered STDIN to the console - lStdHandle = (long)GetStdHandle(STD_INPUT_HANDLE); - hConHandle = _open_osfhandle(lStdHandle, _O_TEXT); - if(hConHandle <= 0) return; - fp = _fdopen( hConHandle, "r" ); - *stdin = *fp; - setvbuf( stdin, NULL, _IONBF, 0 ); - - // redirect unbuffered STDERR to the console - lStdHandle = (long)GetStdHandle(STD_ERROR_HANDLE); - hConHandle = _open_osfhandle(lStdHandle, _O_TEXT); - if(hConHandle <= 0) return; - fp = _fdopen( hConHandle, "w" ); - *stderr = *fp; - setvbuf( stderr, NULL, _IONBF, 0 ); - - // make cout, wcout, cin, wcin, wcerr, cerr, wclog and clog - // point to console as well - ios::sync_with_stdio(); - - SetConsoleCtrlHandler(MyConsoleHandler, TRUE); -} -#else -// Not supported -void wxRedirectIOToConsole() -{ -} -#endif +#endif // !wxUSE_GUI || !wxUSE_FONTMAP +#endif // Win32