X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ffcb4ee424061633cedc1c0ba6c04180d5048da9..96b2cbe8b39292fed91654ff0d1f4b1c16561acb:/src/msw/utils.cpp?ds=inline diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp index e3de12da51..ed2e0d224d 100644 --- a/src/msw/utils.cpp +++ b/src/msw/utils.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: msw/utils.cpp +// Name: src/msw/utils.cpp // Purpose: Various utilities // Author: Julian Smart // Modified by: @@ -31,21 +31,31 @@ #include "wx/log.h" #endif //WX_PRECOMP +#include "wx/msw/registry.h" #include "wx/apptrait.h" +#include "wx/dynlib.h" #include "wx/dynload.h" +#include "wx/scopeguard.h" + +#include "wx/confbase.h" // for wxExpandEnvVars() #include "wx/msw/private.h" // includes -#include "wx/msw/missing.h" // CHARSET_HANGUL +#include "wx/msw/missing.h" // for CHARSET_HANGUL + +#if defined(__CYGWIN__) + //CYGWIN gives annoying warning about runtime stuff if we don't do this +# define USE_SYS_TYPES_FD_SET +# include +#endif -#if defined(__GNUWIN32_OLD__) || defined(__WXWINCE__) +// Doesn't work with Cygwin at present +#if wxUSE_SOCKETS && (defined(__GNUWIN32_OLD__) || defined(__WXWINCE__) || defined(__CYGWIN32__)) // apparently we need to include winsock.h to get WSADATA and other stuff // used in wxGetFullHostName() with the old mingw32 versions #include #endif -#include "wx/timer.h" - -#if !defined(__GNUWIN32__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) +#if !defined(__GNUWIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) #include #ifndef __MWERKS__ @@ -91,19 +101,21 @@ #endif #endif +// For wxKillAllChildren +#include + // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- // In the WIN.INI file +#if (!defined(USE_NET_API) && !defined(__WXWINCE__)) || defined(__WXMICROWIN__) static const wxChar WX_SECTION[] = wxT("wxWindows"); -static const wxChar eUSERNAME[] = wxT("UserName"); +#endif -// 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 +#if (!defined(USE_NET_API) && !defined(__WXWINCE__)) +static const wxChar eUSERNAME[] = wxT("UserName"); +#endif // ============================================================================ // implementation @@ -114,20 +126,22 @@ static const wxChar eUSERID[] = wxT("UserId"); // ---------------------------------------------------------------------------- // Get hostname only (without domain name) -bool wxGetHostName(wxChar *buf, int maxSize) +bool wxGetHostName(wxChar *WXUNUSED_IN_WINCE(buf), + int WXUNUSED_IN_WINCE(maxSize)) { #if defined(__WXWINCE__) - return FALSE; + // TODO-CE + return false; #elif defined(__WIN32__) && !defined(__WXMICROWIN__) DWORD nSize = maxSize; if ( !::GetComputerName(buf, &nSize) ) { wxLogLastError(wxT("GetComputerName")); - return FALSE; + return false; } - return TRUE; + return true; #else wxChar *sysname; const wxChar *default_host = wxT("noname"); @@ -137,18 +151,21 @@ bool wxGetHostName(wxChar *buf, int maxSize) } else wxStrncpy(buf, sysname, maxSize - 1); buf[maxSize] = wxT('\0'); - return *buf ? TRUE : FALSE; + return *buf ? true : false; #endif } // get full hostname (with domain name if possible) bool wxGetFullHostName(wxChar *buf, int maxSize) { -#if !defined( __WXMICROWIN__) && wxUSE_DYNAMIC_LOADER +#if !defined( __WXMICROWIN__) && wxUSE_DYNLIB_CLASS && wxUSE_SOCKETS // TODO should use GetComputerNameEx() when available // we don't want to always link with Winsock DLL as we might not use it at - // all, so load it dynamically here if needed + // all, so load it dynamically here if needed (and don't complain if it is + // missing, we handle this) + wxLogNull noLog; + wxDynamicLibrary dllWinsock(_T("ws2_32.dll"), wxDL_VERBATIM); if ( dllWinsock.IsLoaded() ) { @@ -213,7 +230,7 @@ bool wxGetFullHostName(wxChar *buf, int maxSize) { wxStrncpy(buf, host, maxSize); - return TRUE; + return true; } } } @@ -223,11 +240,13 @@ bool wxGetFullHostName(wxChar *buf, int maxSize) } // Get user ID e.g. jacs -bool wxGetUserId(wxChar *buf, int maxSize) +bool wxGetUserId(wxChar *WXUNUSED_IN_WINCE(buf), + int WXUNUSED_IN_WINCE(maxSize)) { #if defined(__WXWINCE__) - return FALSE; -#elif defined(__WIN32__) && !defined(__win32s__) && !defined(__WXMICROWIN__) + // TODO-CE + return false; +#elif defined(__WIN32__) && !defined(__WXMICROWIN__) DWORD nSize = maxSize; if ( ::GetUserName(buf, &nSize) == 0 ) { @@ -236,21 +255,21 @@ bool wxGetUserId(wxChar *buf, int maxSize) if ( res == 0 ) { // not found - return FALSE; + return false; } } - return TRUE; -#else // Win16 or Win32s + return true; +#else // __WXMICROWIN__ 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 = wxGetenv(wxT("USER"))) == NULL && - (user = wxGetenv(wxT("LOGNAME"))) == NULL ) + if ( (user = wxGetenv(wxT("USER"))) == NULL && + (user = wxGetenv(wxT("LOGNAME"))) == NULL ) { - // Use wxWindows configuration data (comming soon) + // Use wxWidgets configuration data (comming soon) GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1); } else @@ -258,19 +277,30 @@ bool wxGetUserId(wxChar *buf, int maxSize) wxStrncpy(buf, user, maxSize - 1); } - return *buf ? TRUE : FALSE; + return *buf ? true : false; #endif } // Get user name e.g. Julian Smart bool wxGetUserName(wxChar *buf, int maxSize) { -#if defined(__WXWINCE__) - return FALSE; + wxCHECK_MSG( buf && ( maxSize > 0 ), false, + _T("empty buffer in wxGetUserName") ); +#if defined(__WXWINCE__) && wxUSE_REGKEY + wxLogNull noLog; + wxRegKey key(wxRegKey::HKCU, wxT("ControlPanel\\Owner")); + if(!key.Open(wxRegKey::Read)) + return false; + wxString name; + if(!key.QueryValue(wxT("Owner"),name)) + return false; + wxStrncpy(buf, name.c_str(), maxSize-1); + buf[maxSize-1] = _T('\0'); + return true; #elif defined(USE_NET_API) CHAR szUserName[256]; if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) ) - return FALSE; + return false; // TODO how to get the domain name? CHAR *szDomain = ""; @@ -327,15 +357,15 @@ bool wxGetUserName(wxChar *buf, int maxSize) WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1, buf, maxSize, NULL, NULL ); - return TRUE; + return true; error: wxLogError(wxT("Couldn't look up full user name.")); - return FALSE; + return false; #else // !USE_NET_API // Could use NIS, MS-Mail or other site specific programs - // Use wxWindows configuration data + // Use wxWidgets configuration data bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxEmptyString, buf, maxSize - 1) != 0; if ( !ok ) { @@ -346,16 +376,17 @@ error: { wxStrncpy(buf, wxT("Unknown User"), maxSize); } -#endif // Win32/16 - return TRUE; + return true; +#endif // Win32/16 } const wxChar* wxGetHomeDir(wxString *pstr) { - wxString& strDir = *pstr; + wxString& strDir = *pstr; -#if defined(__UNIX__) + // first branch is for Cygwin +#if defined(__UNIX__) && !defined(__WINE__) const wxChar *szHome = wxGetenv("HOME"); if ( szHome == NULL ) { // we're homeless... @@ -370,34 +401,33 @@ const wxChar* wxGetHomeDir(wxString *pstr) 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; + // 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 #elif defined(__WXWINCE__) - // Nothing + strDir = wxT("\\"); #else - #ifdef __WIN32__ - strDir.clear(); + 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 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 ) - { + if ( szHome != NULL ) + { strDir = szHome; - } - else // no HOME, try HOMEDRIVE/PATH - { - szHome = wxGetenv(wxT("HOMEDRIVE")); - if ( szHome != NULL ) + } + else // no HOME, try HOMEDRIVE/PATH + { + szHome = wxGetenv(wxT("HOMEDRIVE")); + if ( szHome != NULL ) strDir << szHome; - szHome = wxGetenv(wxT("HOMEPATH")); + szHome = wxGetenv(wxT("HOMEPATH")); - if ( szHome != NULL ) - { + if ( szHome != NULL ) + { strDir << szHome; // the idea is that under NT these variables have default values @@ -407,89 +437,56 @@ const wxChar* wxGetHomeDir(wxString *pstr) // 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(); - } - } + 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 ( 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 ) + 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), - wxStringBuffer(strPath, MAX_PATH), MAX_PATH); - - // extract the dir name - wxSplitPath(strPath, &strDir, NULL, NULL); + } + if ( !strDir.empty() ) + { + // sometimes the value of HOME may be "%USERPROFILE%", so reexpand the + // value once again, it shouldn't hurt anyhow + strDir = wxExpandEnvVars(strDir); + } + else // fall back to the program directory + { + // extract the directory component of the program file name + wxSplitPath(wxGetFullModuleName(), &strDir, NULL, NULL); + } #endif // UNIX/Win - return strDir.c_str(); + return strDir.c_str(); } -wxChar *wxGetUserHome(const wxString& WXUNUSED(user)) +wxString wxGetUserHome(const wxString& 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; + wxString home; - return (wxChar *)wxGetHomeDir(&s_home); -} + if ( user.empty() || user == wxGetUserId() ) + wxGetHomeDir(&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 + return home; } -bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) +bool wxGetDiskSpace(const wxString& WXUNUSED_IN_WINCE(path), + wxDiskspaceSize_t *WXUNUSED_IN_WINCE(pTotal), + wxDiskspaceSize_t *WXUNUSED_IN_WINCE(pFree)) { #ifdef __WXWINCE__ - return FALSE; + // TODO-CE + return false; #else if ( path.empty() ) - return FALSE; + return false; // old w32api don't have ULARGE_INTEGER #if defined(__WIN32__) && \ @@ -517,14 +514,14 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) ULARGE_INTEGER bytesFree, bytesTotal; // may pass the path as is, GetDiskFreeSpaceEx() is smart enough - if ( !pGetDiskFreeSpaceEx(path, + if ( !pGetDiskFreeSpaceEx(path.fn_str(), &bytesFree, &bytesTotal, NULL) ) { wxLogLastError(_T("GetDiskFreeSpaceEx")); - return FALSE; + return false; } // ULARGE_INTEGER is a union of a 64 bit value and a struct containing @@ -537,12 +534,20 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) #endif if ( pTotal ) { - *pTotal = wxLongLong(UL(bytesTotal).HighPart, UL(bytesTotal).LowPart); +#if wxUSE_LONGLONG + *pTotal = wxDiskspaceSize_t(UL(bytesTotal).HighPart, UL(bytesTotal).LowPart); +#else + *pTotal = wxDiskspaceSize_t(UL(bytesTotal).LowPart); +#endif } if ( pFree ) { +#if wxUSE_LONGLONG *pFree = wxLongLong(UL(bytesFree).HighPart, UL(bytesFree).LowPart); +#else + *pFree = wxDiskspaceSize_t(UL(bytesFree).LowPart); +#endif } } else @@ -559,7 +564,7 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) // FIXME: this is wrong, we should extract the root drive from path // instead, but this is the job for wxFileName... - if ( !::GetDiskFreeSpace(path, + if ( !::GetDiskFreeSpace(path.fn_str(), &lSectorsPerCluster, &lBytesPerSector, &lNumberOfFreeClusters, @@ -567,10 +572,10 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) { wxLogLastError(_T("GetDiskFreeSpace")); - return FALSE; + return false; } - wxLongLong lBytesPerCluster = lSectorsPerCluster; + wxDiskspaceSize_t lBytesPerCluster = (wxDiskspaceSize_t) lSectorsPerCluster; lBytesPerCluster *= lBytesPerSector; if ( pTotal ) @@ -586,7 +591,7 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) } } - return TRUE; + return true; #endif // __WXWINCE__ } @@ -595,58 +600,62 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) // env vars // ---------------------------------------------------------------------------- -bool wxGetEnv(const wxString& var, wxString *value) +bool wxGetEnv(const wxString& WXUNUSED_IN_WINCE(var), + wxString *WXUNUSED_IN_WINCE(value)) { #ifdef __WXWINCE__ - return FALSE; -#elif defined(__WIN16__) - const wxChar* ret = wxGetenv(var); - if ( !ret ) - return FALSE; - - if ( value ) - { - *value = ret; - } - - return TRUE; + // no environment variables under CE + return false; #else // Win32 // first get the size of the buffer - DWORD dwRet = ::GetEnvironmentVariable(var, NULL, 0); + DWORD dwRet = ::GetEnvironmentVariable(var.t_str(), NULL, 0); if ( !dwRet ) { // this means that there is no such variable - return FALSE; + return false; } if ( value ) { - (void)::GetEnvironmentVariable(var, wxStringBuffer(*value, dwRet), + (void)::GetEnvironmentVariable(var.t_str(), + wxStringBuffer(*value, dwRet), dwRet); } - return TRUE; -#endif // Win16/32 + return true; +#endif // WinCE/32 } -bool wxSetEnv(const wxString& var, const wxChar *value) +bool wxDoSetEnv(const wxString& WXUNUSED_IN_WINCE(var), + const wxChar *WXUNUSED_IN_WINCE(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__) && !defined(__WXWINCE__) - if ( !::SetEnvironmentVariable(var, value) ) +#ifdef __WXWINCE__ + // no environment variables under CE + return false; +#else + if ( !::SetEnvironmentVariable(var.t_str(), value) ) { wxLogLastError(_T("SetEnvironmentVariable")); - return FALSE; + return false; } - return TRUE; -#else // no way to set env vars - return FALSE; + return true; #endif } +bool wxSetEnv(const wxString& variable, const wxString& value) +{ + return wxDoSetEnv(variable, value.t_str()); +} + +bool wxUnsetEnv(const wxString& variable) +{ + return wxDoSetEnv(variable, NULL); +} + // ---------------------------------------------------------------------------- // process management // ---------------------------------------------------------------------------- @@ -686,8 +695,13 @@ BOOL CALLBACK wxEnumFindByPidProc(HWND hwnd, LPARAM lParam) return TRUE; } -int wxKill(long pid, wxSignal sig, wxKillError *krc) +int wxKillAllChildren(long pid, wxSignal sig, wxKillError *krc); + +int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) { + if (flags & wxKILL_CHILDREN) + wxKillAllChildren(pid, sig, krc); + // get the process handle to operate on HANDLE hProcess = ::OpenProcess(SYNCHRONIZE | PROCESS_TERMINATE | @@ -698,20 +712,20 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) { if ( krc ) { - if ( ::GetLastError() == ERROR_ACCESS_DENIED ) - { - *krc = wxKILL_ACCESS_DENIED; - } - else - { - *krc = wxKILL_NO_PROCESS; - } + // recognize wxKILL_ACCESS_DENIED as special because this doesn't + // mean that the process doesn't exist and this is important for + // wxProcess::Exists() + *krc = ::GetLastError() == ERROR_ACCESS_DENIED + ? wxKILL_ACCESS_DENIED + : wxKILL_NO_PROCESS; } return -1; } - bool ok = TRUE; + wxON_BLOCK_EXIT1(::CloseHandle, hProcess); + + bool ok = true; switch ( sig ) { case wxSIGKILL: @@ -727,13 +741,15 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) *krc = wxKILL_ERROR; } - ok = FALSE; + ok = false; } break; case wxSIGNONE: // do nothing, we just want to test for process existence - break; + if ( krc ) + *krc = wxKILL_OK; + return 0; default: // any other signal means "terminate" @@ -742,7 +758,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) 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 + // something or if an error occurred and non zero if it // enumerated all the window if ( !::EnumWindows(wxEnumFindByPidProc, (LPARAM)¶ms) ) { @@ -751,7 +767,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) { // tell the app to close // - // NB: this is the harshest way, the app won't have + // NB: this is the harshest way, the app won't have an // opportunity to save any files, for example, but // this is probably what we want here. If not we // can also use SendMesageTimeout(WM_CLOSE) @@ -764,24 +780,21 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) { wxLogLastError(_T("EnumWindows")); - ok = FALSE; + ok = false; } } else // no windows for this PID { if ( krc ) - { *krc = wxKILL_ERROR; - } - ok = FALSE; + ok = false; } } } // the return code - DWORD rc; - + DWORD rc wxDUMMY_INITIALIZE(0); if ( ok ) { // as we wait for a short time, we can use just WaitForSingleObject() @@ -806,53 +819,124 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc) case WAIT_TIMEOUT: if ( krc ) - { *krc = wxKILL_ERROR; - } rc = STILL_ACTIVE; break; } } - else // !ok - { - // just to suppress the warnings about uninitialized variable - rc = 0; - } - ::CloseHandle(hProcess); // the return code is the same as from Unix kill(): 0 if killed // successfully or -1 on error - // - // be careful to interpret rc correctly: for wxSIGNONE we return success if - // the process exists, for all the other sig values -- if it doesn't - if ( ok && - ((sig == wxSIGNONE) == (rc == STILL_ACTIVE)) ) - { - if ( krc ) - { - *krc = wxKILL_OK; - } + if ( !ok || rc == STILL_ACTIVE ) + return -1; + + if ( krc ) + *krc = wxKILL_OK; + + return 0; +} + +typedef HANDLE (WINAPI *CreateToolhelp32Snapshot_t)(DWORD,DWORD); +typedef BOOL (WINAPI *Process32_t)(HANDLE,LPPROCESSENTRY32); + +CreateToolhelp32Snapshot_t lpfCreateToolhelp32Snapshot; +Process32_t lpfProcess32First, lpfProcess32Next; + +static void InitToolHelp32() +{ + static bool s_initToolHelpDone = false; + + if (s_initToolHelpDone) + return; + s_initToolHelpDone = true; + + lpfCreateToolhelp32Snapshot = NULL; + lpfProcess32First = NULL; + lpfProcess32Next = NULL; + +#if wxUSE_DYNLIB_CLASS + + wxDynamicLibrary dllKernel(_T("kernel32.dll"), wxDL_VERBATIM); + + // Get procedure addresses. + // We are linking to these functions of Kernel32 + // explicitly, because otherwise a module using + // this code would fail to load under Windows NT, + // which does not have the Toolhelp32 + // functions in the Kernel 32. + lpfCreateToolhelp32Snapshot = + (CreateToolhelp32Snapshot_t)dllKernel.RawGetSymbol(_T("CreateToolhelp32Snapshot")); + + lpfProcess32First = + (Process32_t)dllKernel.RawGetSymbol(_T("Process32First")); + + lpfProcess32Next = + (Process32_t)dllKernel.RawGetSymbol(_T("Process32Next")); + +#endif // wxUSE_DYNLIB_CLASS +} + +// By John Skiff +int wxKillAllChildren(long pid, wxSignal sig, wxKillError *krc) +{ + InitToolHelp32(); + + if (krc) + *krc = wxKILL_OK; + + // If not implemented for this platform (e.g. NT 4.0), silently ignore + if (!lpfCreateToolhelp32Snapshot || !lpfProcess32First || !lpfProcess32Next) return 0; + + // Take a snapshot of all processes in the system. + HANDLE hProcessSnap = lpfCreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); + if (hProcessSnap == INVALID_HANDLE_VALUE) { + if (krc) + *krc = wxKILL_ERROR; + return -1; } - // error - return -1; + //Fill in the size of the structure before using it. + PROCESSENTRY32 pe; + wxZeroMemory(pe); + pe.dwSize = sizeof(PROCESSENTRY32); + + // Walk the snapshot of the processes, and for each process, + // kill it if its parent is pid. + if (!lpfProcess32First(hProcessSnap, &pe)) { + // Can't get first process. + if (krc) + *krc = wxKILL_ERROR; + CloseHandle (hProcessSnap); + return -1; + } + + do { + if (pe.th32ParentProcessID == (DWORD) pid) { + if (wxKill(pe.th32ProcessID, sig, krc)) + return -1; + } + } while (lpfProcess32Next (hProcessSnap, &pe)); + + + return 0; } // Execute a program in an Interactive Shell bool wxShell(const wxString& command) { + wxString cmd; + #ifdef __WXWINCE__ - return FALSE; + cmd = command; #else wxChar *shell = wxGetenv(wxT("COMSPEC")); if ( !shell ) shell = (wxChar*) wxT("\\COMMAND.COM"); - wxString cmd; if ( !command ) { // just the shell @@ -863,20 +947,21 @@ bool wxShell(const wxString& command) // pass the command to execute to the command processor cmd.Printf(wxT("%s /c %s"), shell, command.c_str()); } +#endif return wxExecute(cmd, wxEXEC_SYNC) == 0; -#endif } // Shutdown or reboot the PC -bool wxShutdown(wxShutdownFlags wFlags) +bool wxShutdown(wxShutdownFlags WXUNUSED_IN_WINCE(wFlags)) { #ifdef __WXWINCE__ - return FALSE; + // TODO-CE + return false; #elif defined(__WIN32__) - bool bOK = TRUE; + bool bOK = true; - if ( wxGetOsVersion(NULL, NULL) == wxWINDOWS_NT ) // if is NT or 2K + if ( wxGetOsVersion(NULL, NULL) == wxOS_WINDOWS_NT ) // if is NT or 2K { // Get a token for this process. HANDLE hToken; @@ -918,15 +1003,13 @@ bool wxShutdown(wxShutdownFlags wFlags) default: wxFAIL_MSG( _T("unknown wxShutdown() flag") ); - return FALSE; + return false; } - bOK = ::ExitWindowsEx(EWX_SHUTDOWN | EWX_FORCE | EWX_REBOOT, 0) != 0; + bOK = ::ExitWindowsEx(flags, 0) != 0; } return bOK; -#else // Win16 - return FALSE; #endif // Win32/16 } @@ -935,25 +1018,24 @@ bool wxShutdown(wxShutdownFlags wFlags) // ---------------------------------------------------------------------------- // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) -long wxGetFreeMemory() +wxMemorySize wxGetFreeMemory() { -#if defined(__WIN32__) && !defined(__BORLANDC__) +#if defined(__WIN64__) + MEMORYSTATUSEX memStatex; + memStatex.dwLength = sizeof (memStatex); + ::GlobalMemoryStatusEx (&memStatex); + return (wxMemorySize)memStatex.ullAvailPhys; +#else /* if defined(__WIN32__) */ MEMORYSTATUS memStatus; memStatus.dwLength = sizeof(MEMORYSTATUS); - GlobalMemoryStatus(&memStatus); - return memStatus.dwAvailPhys; -#else - return (long)GetFreeSpace(0); + ::GlobalMemoryStatus(&memStatus); + return (wxMemorySize)memStatus.dwAvailPhys; #endif } unsigned long wxGetProcessId() { -#ifdef __WIN32__ return ::GetCurrentProcessId(); -#else - return 0; -#endif } // Emit a beeeeeep @@ -962,9 +1044,66 @@ void wxBell() ::MessageBeep((UINT)-1); // default sound } +bool wxIsDebuggerRunning() +{ +#if wxUSE_DYNLIB_CLASS + // IsDebuggerPresent() is not available under Win95, so load it dynamically + wxDynamicLibrary dll(_T("kernel32.dll"), wxDL_VERBATIM); + + typedef BOOL (WINAPI *IsDebuggerPresent_t)(); + if ( !dll.HasSymbol(_T("IsDebuggerPresent")) ) + { + // no way to know, assume no + return false; + } + + return (*(IsDebuggerPresent_t)dll.GetSymbol(_T("IsDebuggerPresent")))() != 0; +#else + return false; +#endif +} + +// ---------------------------------------------------------------------------- +// OS version +// ---------------------------------------------------------------------------- + +// check if we're running under a server or workstation Windows system: it +// returns true or false with obvious meaning as well as -1 if the system type +// couldn't be determined +// +// this function is currently private but we may want to expose it later if +// it's really useful +namespace +{ + +int wxIsWindowsServer() +{ +#ifdef VER_NT_WORKSTATION + OSVERSIONINFOEX info; + wxZeroMemory(info); + + info.dwOSVersionInfoSize = sizeof(info); + if ( ::GetVersionEx(wx_reinterpret_cast(OSVERSIONINFO *, &info)) ) + { + switch ( info.wProductType ) + { + case VER_NT_WORKSTATION: + return false; + + case VER_NT_SERVER: + case VER_NT_DOMAIN_CONTROLLER: + return true; + } + } +#endif // VER_NT_WORKSTATION + + return -1; +} + +} // anonymous namespace + wxString wxGetOsDescription() { -#ifdef __WIN32__ wxString str; OSVERSIONINFO info; @@ -975,13 +1114,51 @@ wxString wxGetOsDescription() { switch ( info.dwPlatformId ) { +#ifdef VER_PLATFORM_WIN32_CE + case VER_PLATFORM_WIN32_CE: + str.Printf(_("Windows CE (%d.%d)"), + info.dwMajorVersion, + info.dwMinorVersion); + break; +#endif 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')); + switch (info.dwMinorVersion) + { + case 0: + if ( info.szCSDVersion[1] == 'B' || + info.szCSDVersion[1] == 'C' ) + { + str = _("Windows 95 OSR2"); + } + else + { + str = _("Windows 95"); + } + break; + case 10: + if ( info.szCSDVersion[1] == 'B' || + info.szCSDVersion[1] == 'C' ) + { + str = _("Windows 98 SE"); + } + else + { + str = _("Windows 98"); + } + break; + case 90: + str = _("Windows ME"); + break; + default: + str.Printf(_("Windows 9x (%d.%d)"), + info.dwMajorVersion, + info.dwMinorVersion); + break; + } if ( !wxIsEmpty(info.szCSDVersion) ) { str << _T(" (") << info.szCSDVersion << _T(')'); @@ -989,15 +1166,60 @@ wxString wxGetOsDescription() break; case VER_PLATFORM_WIN32_NT: - str.Printf(_T("Windows NT %lu.%lu (build %lu"), + switch ( info.dwMajorVersion ) + { + case 5: + switch ( info.dwMinorVersion ) + { + case 0: + str.Printf(_("Windows 2000 (build %lu"), + info.dwBuildNumber); + break; + + case 2: + // we can't distinguish between XP 64 and 2003 + // as they both are 5.2, so examine the product + // type to resolve this ambiguity + if ( wxIsWindowsServer() == 1 ) + { + str.Printf(_("Windows Server 2003 (build %lu"), + info.dwBuildNumber); + break; + } + //else: must be XP, fall through + + case 1: + str.Printf(_("Windows XP (build %lu"), + info.dwBuildNumber); + break; + } + break; + + case 6: + if ( info.dwMinorVersion == 0 ) + { + str.Printf(_("Windows Vista (build %lu"), + info.dwBuildNumber); + } + break; + } + + if ( str.empty() ) + { + str.Printf(_("Windows NT %lu.%lu (build %lu"), info.dwMajorVersion, info.dwMinorVersion, info.dwBuildNumber); + } + if ( !wxIsEmpty(info.szCSDVersion) ) { str << _T(", ") << info.szCSDVersion; } str << _T(')'); + + if ( wxIsPlatform64Bit() ) + str << _(", 64-bit edition"); break; } } @@ -1007,75 +1229,171 @@ wxString wxGetOsDescription() } return str; -#else // Win16 - return _("Windows 3.1"); -#endif // Win32/16 } -wxToolkitInfo& wxAppTraits::GetToolkitInfo() +bool wxIsPlatform64Bit() +{ +#if defined(_WIN64) + return true; // 64-bit programs run only on Win64 +#elif wxUSE_DYNLIB_CLASS // Win32 + // 32-bit programs run on both 32-bit and 64-bit Windows so check + typedef BOOL (WINAPI *IsWow64Process_t)(HANDLE, BOOL *); + + wxDynamicLibrary dllKernel32(_T("kernel32.dll")); + IsWow64Process_t pfnIsWow64Process = + (IsWow64Process_t)dllKernel32.RawGetSymbol(_T("IsWow64Process")); + + BOOL wow64 = FALSE; + if ( pfnIsWow64Process ) + { + pfnIsWow64Process(::GetCurrentProcess(), &wow64); + } + //else: running under a system without Win64 support + + return wow64 != FALSE; +#else + return false; +#endif // Win64/Win32 +} + +wxOperatingSystemId wxGetOsVersion(int *verMaj, int *verMin) { - // cache the version info, it's not going to change - // - // NB: this is MT-safe, we may use these static vars from different threads - // but as they always have the same value it doesn't matter - static int s_ver = -1, - s_major = -1, - s_minor = -1; - - if ( s_ver == -1 ) + static struct + { + // this may be false, true or -1 if we tried to initialize but failed + int initialized; + + wxOperatingSystemId os; + + int verMaj, + verMin; + } s_version; + + // query the OS info only once as it's not supposed to change + if ( !s_version.initialized ) { OSVERSIONINFO info; wxZeroMemory(info); - - s_ver = wxWINDOWS; - info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); + info.dwOSVersionInfoSize = sizeof(info); if ( ::GetVersionEx(&info) ) { - s_major = info.dwMajorVersion; - s_minor = info.dwMinorVersion; + s_version.initialized = true; +#if defined(__WXWINCE__) + s_version.os = wxOS_WINDOWS_CE; +#elif defined(__WXMICROWIN__) + s_version.os = wxOS_WINDOWS_MICRO; +#else // "normal" desktop Windows system, use run-time detection switch ( info.dwPlatformId ) { - case VER_PLATFORM_WIN32s: - s_ver = wxWIN32S; + case VER_PLATFORM_WIN32_NT: + s_version.os = wxOS_WINDOWS_NT; break; case VER_PLATFORM_WIN32_WINDOWS: - s_ver = wxWIN95; + s_version.os = wxOS_WINDOWS_9X; break; + } +#endif // Windows versions - case VER_PLATFORM_WIN32_NT: - s_ver = wxWINDOWS_NT; - break; -#ifdef __WXWINCE__ - case VER_PLATFORM_WIN32_CE: - s_ver = wxWINDOWS_CE; + s_version.verMaj = info.dwMajorVersion; + s_version.verMin = info.dwMinorVersion; + } + else // GetVersionEx() failed + { + s_version.initialized = -1; + } + } + + if ( s_version.initialized == 1 ) + { + if ( verMaj ) + *verMaj = s_version.verMaj; + if ( verMin ) + *verMin = s_version.verMin; + } + + // this works even if we were not initialized successfully as the initial + // values of this field is 0 which is wxOS_UNKNOWN and exactly what we need + return s_version.os; +} + +wxWinVersion wxGetWinVersion() +{ + int verMaj, + verMin; + switch ( wxGetOsVersion(&verMaj, &verMin) ) + { + case wxOS_WINDOWS_9X: + if ( verMaj == 4 ) + { + switch ( verMin ) + { + case 0: + return wxWinVersion_95; + + case 10: + return wxWinVersion_98; + + case 90: + return wxWinVersion_ME; + } + } + break; + + case wxOS_WINDOWS_NT: + switch ( verMaj ) + { + case 3: + return wxWinVersion_NT3; + + case 4: + return wxWinVersion_NT4; + + case 5: + switch ( verMin ) + { + case 0: + return wxWinVersion_2000; + + case 1: + return wxWinVersion_XP; + + case 2: + return wxWinVersion_2003; + } break; -#endif + + case 6: + return wxWinVersion_NT6; } - } + break; + + default: + // Do nothing just to silence GCC warning + break; } - static wxToolkitInfo info; - info.versionMajor = s_major; - info.versionMinor = s_minor; - info.os = s_ver; - info.name = _T("wxBase"); - return info; + return wxWinVersion_Unknown; } // ---------------------------------------------------------------------------- // sleep functions // ---------------------------------------------------------------------------- -void wxUsleep(unsigned long milliseconds) +void wxMilliSleep(unsigned long milliseconds) { ::Sleep(milliseconds); } +void wxMicroSleep(unsigned long microseconds) +{ + wxMilliSleep(microseconds/1000); +} + void wxSleep(int nSecs) { - wxUsleep(1000*nSecs); + wxMilliSleep(1000*nSecs); } // ---------------------------------------------------------------------------- @@ -1104,8 +1422,10 @@ extern WXDLLIMPEXP_BASE long wxEncodingToCharset(wxFontEncoding encoding) case wxFONTENCODING_CP936: return GB2312_CHARSET; +#ifndef __WXWINCE__ case wxFONTENCODING_CP949: return HANGUL_CHARSET; +#endif case wxFONTENCODING_CP950: return CHINESEBIG5_CHARSET; @@ -1155,32 +1475,94 @@ extern WXDLLIMPEXP_BASE long wxEncodingToCharset(wxFontEncoding encoding) extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding) { - // translate encoding into the Windows CHARSET - long charset = wxEncodingToCharset(encoding); - if ( charset == -1 ) - return -1; + // There don't seem to be symbolic names for + // these under Windows so I just copied the + // values from MSDN. - // translate CHARSET to code page - CHARSETINFO csetInfo; - if ( !::TranslateCharsetInfo((DWORD *)(DWORD)charset, - &csetInfo, - TCI_SRCCHARSET) ) + unsigned int ret; + + switch (encoding) { - wxLogLastError(_T("TranslateCharsetInfo(TCI_SRCCHARSET)")); + case wxFONTENCODING_ISO8859_1: ret = 28591; break; + case wxFONTENCODING_ISO8859_2: ret = 28592; break; + case wxFONTENCODING_ISO8859_3: ret = 28593; break; + case wxFONTENCODING_ISO8859_4: ret = 28594; break; + case wxFONTENCODING_ISO8859_5: ret = 28595; break; + case wxFONTENCODING_ISO8859_6: ret = 28596; break; + case wxFONTENCODING_ISO8859_7: ret = 28597; break; + case wxFONTENCODING_ISO8859_8: ret = 28598; break; + case wxFONTENCODING_ISO8859_9: ret = 28599; break; + case wxFONTENCODING_ISO8859_10: ret = 28600; break; + case wxFONTENCODING_ISO8859_11: ret = 874; break; + // case wxFONTENCODING_ISO8859_12, // doesn't exist currently, but put it + case wxFONTENCODING_ISO8859_13: ret = 28603; break; + // case wxFONTENCODING_ISO8859_14: ret = 28604; break; // no correspondence on Windows + case wxFONTENCODING_ISO8859_15: ret = 28605; break; + + case wxFONTENCODING_KOI8: ret = 20866; break; + case wxFONTENCODING_KOI8_U: ret = 21866; break; + + case wxFONTENCODING_CP437: ret = 437; break; + case wxFONTENCODING_CP850: ret = 850; break; + case wxFONTENCODING_CP852: ret = 852; break; + case wxFONTENCODING_CP855: ret = 855; break; + case wxFONTENCODING_CP866: ret = 866; break; + case wxFONTENCODING_CP874: ret = 874; break; + case wxFONTENCODING_CP932: ret = 932; break; + case wxFONTENCODING_CP936: ret = 936; break; + case wxFONTENCODING_CP949: ret = 949; break; + case wxFONTENCODING_CP950: ret = 950; break; + case wxFONTENCODING_CP1250: ret = 1250; break; + case wxFONTENCODING_CP1251: ret = 1251; break; + case wxFONTENCODING_CP1252: ret = 1252; break; + case wxFONTENCODING_CP1253: ret = 1253; break; + case wxFONTENCODING_CP1254: ret = 1254; break; + case wxFONTENCODING_CP1255: ret = 1255; break; + case wxFONTENCODING_CP1256: ret = 1256; break; + case wxFONTENCODING_CP1257: ret = 1257; break; + + case wxFONTENCODING_EUC_JP: ret = 20932; break; + + case wxFONTENCODING_MACROMAN: ret = 10000; break; + case wxFONTENCODING_MACJAPANESE: ret = 10001; break; + case wxFONTENCODING_MACCHINESETRAD: ret = 10002; break; + case wxFONTENCODING_MACKOREAN: ret = 10003; break; + case wxFONTENCODING_MACARABIC: ret = 10004; break; + case wxFONTENCODING_MACHEBREW: ret = 10005; break; + case wxFONTENCODING_MACGREEK: ret = 10006; break; + case wxFONTENCODING_MACCYRILLIC: ret = 10007; break; + case wxFONTENCODING_MACTHAI: ret = 10021; break; + case wxFONTENCODING_MACCHINESESIMP: ret = 10008; break; + case wxFONTENCODING_MACCENTRALEUR: ret = 10029; break; + case wxFONTENCODING_MACCROATIAN: ret = 10082; break; + case wxFONTENCODING_MACICELANDIC: ret = 10079; break; + case wxFONTENCODING_MACROMANIAN: ret = 10009; break; + + case wxFONTENCODING_ISO2022_JP: ret = 50222; break; + + case wxFONTENCODING_UTF7: ret = 65000; break; + case wxFONTENCODING_UTF8: ret = 65001; break; + + default: return -1; + } + if (::IsValidCodePage(ret) == 0) + return -1; + + CPINFO info; + if (::GetCPInfo(ret, &info) == 0) return -1; - } - return csetInfo.ciACP; + return (long) ret; } -extern long wxCharsetToCodepage(const wxChar *name) +extern long wxCharsetToCodepage(const char *name) { // first get the font encoding for this charset if ( !name ) return -1; - wxFontEncoding enc = wxFontMapper::Get()->CharsetToEncoding(name, FALSE); + wxFontEncoding enc = wxFontMapperBase::Get()->CharsetToEncoding(name, false); if ( enc == wxFONTENCODING_SYSTEM ) return -1; @@ -1193,13 +1575,14 @@ extern long wxCharsetToCodepage(const wxChar *name) #include "wx/msw/registry.h" // this should work if Internet Exploiter is installed -extern long wxCharsetToCodepage(const wxChar *name) +extern long wxCharsetToCodepage(const char *name) { if (!name) return GetACP(); long CP = -1; +#if wxUSE_REGKEY wxString path(wxT("MIME\\Database\\Charset\\")); wxString cn(name); @@ -1225,9 +1608,68 @@ extern long wxCharsetToCodepage(const wxChar *name) !key.QueryValue(wxT("AliasForCharset"), cn)) break; } +#endif // wxUSE_REGKEY return CP; } #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP +/* + Creates a hidden window with supplied window proc registering the class for + it if necesssary (i.e. the first time only). Caller is responsible for + destroying the window and unregistering the class (note that this must be + done because wxWidgets may be used as a DLL and so may be loaded/unloaded + multiple times into/from the same process so we cna't rely on automatic + Windows class unregistration). + + pclassname is a pointer to a caller stored classname, which must initially be + NULL. classname is the desired wndclass classname. If function successfully + registers the class, pclassname will be set to classname. + */ +extern "C" WXDLLIMPEXP_BASE HWND +wxCreateHiddenWindow(LPCTSTR *pclassname, LPCTSTR classname, WNDPROC wndproc) +{ + wxCHECK_MSG( classname && pclassname && wndproc, NULL, + _T("NULL parameter in wxCreateHiddenWindow") ); + + // register the class fi we need to first + if ( *pclassname == NULL ) + { + WNDCLASS wndclass; + wxZeroMemory(wndclass); + + wndclass.lpfnWndProc = wndproc; + wndclass.hInstance = wxGetInstance(); + wndclass.lpszClassName = classname; + + if ( !::RegisterClass(&wndclass) ) + { + wxLogLastError(wxT("RegisterClass() in wxCreateHiddenWindow")); + + return NULL; + } + + *pclassname = classname; + } + + // next create the window + HWND hwnd = ::CreateWindow + ( + *pclassname, + NULL, + 0, 0, 0, 0, + 0, + (HWND) NULL, + (HMENU)NULL, + wxGetInstance(), + (LPVOID) NULL + ); + + if ( !hwnd ) + { + wxLogLastError(wxT("CreateWindow() in wxCreateHiddenWindow")); + } + + return hwnd; +}