1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: Various utilities
4 // Author: Julian Smart
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 // ============================================================================
14 // ============================================================================
16 // ----------------------------------------------------------------------------
18 // ----------------------------------------------------------------------------
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
34 #include "wx/apptrait.h"
35 #include "wx/dynlib.h"
36 #include "wx/dynload.h"
38 #include "wx/confbase.h" // for wxExpandEnvVars()
40 #include "wx/msw/private.h" // includes <windows.h>
41 #include "wx/msw/missing.h" // CHARSET_HANGUL
43 #if defined(__CYGWIN__)
44 //CYGWIN gives annoying warning about runtime stuff if we don't do this
45 # define USE_SYS_TYPES_FD_SET
46 # include <sys/types.h>
49 // Doesn't work with Cygwin at present
50 #if wxUSE_SOCKETS && (defined(__GNUWIN32_OLD__) || defined(__WXWINCE__) || defined(__CYGWIN32__))
51 // apparently we need to include winsock.h to get WSADATA and other stuff
52 // used in wxGetFullHostName() with the old mingw32 versions
58 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
66 #if defined(__CYGWIN__)
67 #include <sys/unistd.h>
69 #include <sys/cygwin.h> // for cygwin_conv_to_full_win32_path()
72 #ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
73 // this (3.1 I believe) and how to test for it.
74 // If this works for Borland 4.0 as well, then no worries.
78 // VZ: there is some code using NetXXX() functions to get the full user name:
79 // I don't think it's a good idea because they don't work under Win95 and
80 // seem to return the same as wxGetUserId() under NT. If you really want
81 // to use them, just #define USE_NET_API
88 #if defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
99 #if !(defined(_MSC_VER) && (_MSC_VER > 800))
104 // For wxKillAllChildren
105 #include <tlhelp32.h>
107 // ----------------------------------------------------------------------------
109 // ----------------------------------------------------------------------------
111 // In the WIN.INI file
112 static const wxChar WX_SECTION
[] = wxT("wxWindows");
113 static const wxChar eUSERNAME
[] = wxT("UserName");
115 // ============================================================================
117 // ============================================================================
119 // ----------------------------------------------------------------------------
120 // get host name and related
121 // ----------------------------------------------------------------------------
123 // Get hostname only (without domain name)
124 bool wxGetHostName(wxChar
*buf
, int maxSize
)
126 #if defined(__WXWINCE__)
129 wxUnusedVar(maxSize
);
131 #elif defined(__WIN32__) && !defined(__WXMICROWIN__)
132 DWORD nSize
= maxSize
;
133 if ( !::GetComputerName(buf
, &nSize
) )
135 wxLogLastError(wxT("GetComputerName"));
143 const wxChar
*default_host
= wxT("noname");
145 if ((sysname
= wxGetenv(wxT("SYSTEM_NAME"))) == NULL
) {
146 GetProfileString(WX_SECTION
, eHOSTNAME
, default_host
, buf
, maxSize
- 1);
148 wxStrncpy(buf
, sysname
, maxSize
- 1);
149 buf
[maxSize
] = wxT('\0');
150 return *buf
? true : false;
154 // get full hostname (with domain name if possible)
155 bool wxGetFullHostName(wxChar
*buf
, int maxSize
)
157 #if !defined( __WXMICROWIN__) && wxUSE_DYNAMIC_LOADER && wxUSE_SOCKETS
158 // TODO should use GetComputerNameEx() when available
160 // we don't want to always link with Winsock DLL as we might not use it at
161 // all, so load it dynamically here if needed (and don't complain if it is
162 // missing, we handle this)
165 wxDynamicLibrary
dllWinsock(_T("ws2_32.dll"), wxDL_VERBATIM
);
166 if ( dllWinsock
.IsLoaded() )
168 typedef int (PASCAL
*WSAStartup_t
)(WORD
, WSADATA
*);
169 typedef int (PASCAL
*gethostname_t
)(char *, int);
170 typedef hostent
* (PASCAL
*gethostbyname_t
)(const char *);
171 typedef hostent
* (PASCAL
*gethostbyaddr_t
)(const char *, int , int);
172 typedef int (PASCAL
*WSACleanup_t
)(void);
174 #define LOAD_WINSOCK_FUNC(func) \
176 pfn ## func = (func ## _t)dllWinsock.GetSymbol(_T(#func))
178 LOAD_WINSOCK_FUNC(WSAStartup
);
181 if ( pfnWSAStartup
&& pfnWSAStartup(MAKEWORD(1, 1), &wsa
) == 0 )
183 LOAD_WINSOCK_FUNC(gethostname
);
186 if ( pfngethostname
)
189 if ( pfngethostname(bufA
, WXSIZEOF(bufA
)) == 0 )
191 // gethostname() won't usually include the DNS domain name,
192 // for this we need to work a bit more
193 if ( !strchr(bufA
, '.') )
195 LOAD_WINSOCK_FUNC(gethostbyname
);
197 struct hostent
*pHostEnt
= pfngethostbyname
198 ? pfngethostbyname(bufA
)
203 // Windows will use DNS internally now
204 LOAD_WINSOCK_FUNC(gethostbyaddr
);
206 pHostEnt
= pfngethostbyaddr
207 ? pfngethostbyaddr(pHostEnt
->h_addr
,
214 host
= wxString::FromAscii(pHostEnt
->h_name
);
220 LOAD_WINSOCK_FUNC(WSACleanup
);
227 wxStrncpy(buf
, host
, maxSize
);
233 #endif // !__WXMICROWIN__
235 return wxGetHostName(buf
, maxSize
);
238 // Get user ID e.g. jacs
239 bool wxGetUserId(wxChar
*buf
, int maxSize
)
241 #if defined(__WXWINCE__)
244 wxUnusedVar(maxSize
);
246 #elif defined(__WIN32__) && !defined(__WXMICROWIN__)
247 DWORD nSize
= maxSize
;
248 if ( ::GetUserName(buf
, &nSize
) == 0 )
250 // actually, it does happen on Win9x if the user didn't log on
251 DWORD res
= ::GetEnvironmentVariable(wxT("username"), buf
, maxSize
);
260 #else // __WXMICROWIN__
262 const wxChar
*default_id
= wxT("anonymous");
264 // Can't assume we have NIS (PC-NFS) or some other ID daemon
266 if ( (user
= wxGetenv(wxT("USER"))) == NULL
&&
267 (user
= wxGetenv(wxT("LOGNAME"))) == NULL
)
269 // Use wxWidgets configuration data (comming soon)
270 GetProfileString(WX_SECTION
, eUSERID
, default_id
, buf
, maxSize
- 1);
274 wxStrncpy(buf
, user
, maxSize
- 1);
277 return *buf
? true : false;
281 // Get user name e.g. Julian Smart
282 bool wxGetUserName(wxChar
*buf
, int maxSize
)
284 #if defined(__WXWINCE__)
287 wxUnusedVar(maxSize
);
289 #elif defined(USE_NET_API)
290 CHAR szUserName
[256];
291 if ( !wxGetUserId(szUserName
, WXSIZEOF(szUserName
)) )
294 // TODO how to get the domain name?
297 // the code is based on the MSDN example (also see KB article Q119670)
298 WCHAR wszUserName
[256]; // Unicode user name
299 WCHAR wszDomain
[256];
302 USER_INFO_2
*ui2
; // User structure
304 // Convert ANSI user name and domain to Unicode
305 MultiByteToWideChar( CP_ACP
, 0, szUserName
, strlen(szUserName
)+1,
306 wszUserName
, WXSIZEOF(wszUserName
) );
307 MultiByteToWideChar( CP_ACP
, 0, szDomain
, strlen(szDomain
)+1,
308 wszDomain
, WXSIZEOF(wszDomain
) );
310 // Get the computer name of a DC for the domain.
311 if ( NetGetDCName( NULL
, wszDomain
, &ComputerName
) != NERR_Success
)
313 wxLogError(wxT("Can not find domain controller"));
318 // Look up the user on the DC
319 NET_API_STATUS status
= NetUserGetInfo( (LPWSTR
)ComputerName
,
320 (LPWSTR
)&wszUserName
,
321 2, // level - we want USER_INFO_2
329 case NERR_InvalidComputer
:
330 wxLogError(wxT("Invalid domain controller name."));
334 case NERR_UserNotFound
:
335 wxLogError(wxT("Invalid user name '%s'."), szUserName
);
340 wxLogSysError(wxT("Can't get information about user"));
345 // Convert the Unicode full name to ANSI
346 WideCharToMultiByte( CP_ACP
, 0, ui2
->usri2_full_name
, -1,
347 buf
, maxSize
, NULL
, NULL
);
352 wxLogError(wxT("Couldn't look up full user name."));
355 #else // !USE_NET_API
356 // Could use NIS, MS-Mail or other site specific programs
357 // Use wxWidgets configuration data
358 bool ok
= GetProfileString(WX_SECTION
, eUSERNAME
, wxEmptyString
, buf
, maxSize
- 1) != 0;
361 ok
= wxGetUserId(buf
, maxSize
);
366 wxStrncpy(buf
, wxT("Unknown User"), maxSize
);
373 const wxChar
* wxGetHomeDir(wxString
*pstr
)
375 wxString
& strDir
= *pstr
;
377 // first branch is for Cygwin
378 #if defined(__UNIX__)
379 const wxChar
*szHome
= wxGetenv("HOME");
380 if ( szHome
== NULL
) {
382 wxLogWarning(_("can't find user's HOME, using current directory."));
388 // add a trailing slash if needed
389 if ( strDir
.Last() != wxT('/') )
393 // Cygwin returns unix type path but that does not work well
394 static wxChar windowsPath
[MAX_PATH
];
395 cygwin_conv_to_full_win32_path(strDir
, windowsPath
);
396 strDir
= windowsPath
;
398 #elif defined(__WXWINCE__)
403 // If we have a valid HOME directory, as is used on many machines that
404 // have unix utilities on them, we should use that.
405 const wxChar
*szHome
= wxGetenv(wxT("HOME"));
407 if ( szHome
!= NULL
)
411 else // no HOME, try HOMEDRIVE/PATH
413 szHome
= wxGetenv(wxT("HOMEDRIVE"));
414 if ( szHome
!= NULL
)
416 szHome
= wxGetenv(wxT("HOMEPATH"));
418 if ( szHome
!= NULL
)
422 // the idea is that under NT these variables have default values
423 // of "%systemdrive%:" and "\\". As we don't want to create our
424 // config files in the root directory of the system drive, we will
425 // create it in our program's dir. However, if the user took care
426 // to set HOMEPATH to something other than "\\", we suppose that he
427 // knows what he is doing and use the supplied value.
428 if ( wxStrcmp(szHome
, wxT("\\")) == 0 )
433 if ( strDir
.empty() )
435 // If we have a valid USERPROFILE directory, as is the case in
436 // Windows NT, 2000 and XP, we should use that as our home directory.
437 szHome
= wxGetenv(wxT("USERPROFILE"));
439 if ( szHome
!= NULL
)
443 if ( !strDir
.empty() )
445 // sometimes the value of HOME may be "%USERPROFILE%", so reexpand the
446 // value once again, it shouldn't hurt anyhow
447 strDir
= wxExpandEnvVars(strDir
);
449 else // fall back to the program directory
451 // extract the directory component of the program file name
452 wxSplitPath(wxGetFullModuleName(), &strDir
, NULL
, NULL
);
456 return strDir
.c_str();
459 wxChar
*wxGetUserHome(const wxString
& WXUNUSED(user
))
461 // VZ: the old code here never worked for user != "" anyhow! Moreover, it
462 // returned sometimes a malloc()'d pointer, sometimes a pointer to a
463 // static buffer and sometimes I don't even know what.
464 static wxString s_home
;
466 return (wxChar
*)wxGetHomeDir(&s_home
);
469 bool wxGetDiskSpace(const wxString
& path
, wxLongLong
*pTotal
, wxLongLong
*pFree
)
481 // old w32api don't have ULARGE_INTEGER
482 #if defined(__WIN32__) && \
483 (!defined(__GNUWIN32__) || wxCHECK_W32API_VERSION( 0, 3 ))
484 // GetDiskFreeSpaceEx() is not available under original Win95, check for
486 typedef BOOL (WINAPI
*GetDiskFreeSpaceEx_t
)(LPCTSTR
,
492 pGetDiskFreeSpaceEx
= (GetDiskFreeSpaceEx_t
)::GetProcAddress
494 ::GetModuleHandle(_T("kernel32.dll")),
496 "GetDiskFreeSpaceExW"
498 "GetDiskFreeSpaceExA"
502 if ( pGetDiskFreeSpaceEx
)
504 ULARGE_INTEGER bytesFree
, bytesTotal
;
506 // may pass the path as is, GetDiskFreeSpaceEx() is smart enough
507 if ( !pGetDiskFreeSpaceEx(path
,
512 wxLogLastError(_T("GetDiskFreeSpaceEx"));
517 // ULARGE_INTEGER is a union of a 64 bit value and a struct containing
518 // two 32 bit fields which may be or may be not named - try to make it
519 // compile in all cases
520 #if defined(__BORLANDC__) && !defined(_ANONYMOUS_STRUCT)
527 *pTotal
= wxLongLong(UL(bytesTotal
).HighPart
, UL(bytesTotal
).LowPart
);
532 *pFree
= wxLongLong(UL(bytesFree
).HighPart
, UL(bytesFree
).LowPart
);
538 // there's a problem with drives larger than 2GB, GetDiskFreeSpaceEx()
539 // should be used instead - but if it's not available, fall back on
540 // GetDiskFreeSpace() nevertheless...
542 DWORD lSectorsPerCluster
,
544 lNumberOfFreeClusters
,
545 lTotalNumberOfClusters
;
547 // FIXME: this is wrong, we should extract the root drive from path
548 // instead, but this is the job for wxFileName...
549 if ( !::GetDiskFreeSpace(path
,
552 &lNumberOfFreeClusters
,
553 &lTotalNumberOfClusters
) )
555 wxLogLastError(_T("GetDiskFreeSpace"));
560 wxLongLong lBytesPerCluster
= lSectorsPerCluster
;
561 lBytesPerCluster
*= lBytesPerSector
;
565 *pTotal
= lBytesPerCluster
;
566 *pTotal
*= lTotalNumberOfClusters
;
571 *pFree
= lBytesPerCluster
;
572 *pFree
*= lNumberOfFreeClusters
;
581 // ----------------------------------------------------------------------------
583 // ----------------------------------------------------------------------------
585 bool wxGetEnv(const wxString
& var
, wxString
*value
)
588 // no environment variables under CE
593 // first get the size of the buffer
594 DWORD dwRet
= ::GetEnvironmentVariable(var
, NULL
, 0);
597 // this means that there is no such variable
603 (void)::GetEnvironmentVariable(var
, wxStringBuffer(*value
, dwRet
),
611 bool wxSetEnv(const wxString
& var
, const wxChar
*value
)
613 // some compilers have putenv() or _putenv() or _wputenv() but it's better
614 // to always use Win32 function directly instead of dealing with them
615 #if defined(__WIN32__) && !defined(__WXWINCE__)
616 if ( !::SetEnvironmentVariable(var
, value
) )
618 wxLogLastError(_T("SetEnvironmentVariable"));
624 #else // no way to set env vars
625 // no environment variables under CE
632 // ----------------------------------------------------------------------------
633 // process management
634 // ----------------------------------------------------------------------------
636 // structure used to pass parameters from wxKill() to wxEnumFindByPidProc()
637 struct wxFindByPidParams
639 wxFindByPidParams() { hwnd
= 0; pid
= 0; }
641 // the HWND used to return the result
644 // the PID we're looking from
647 DECLARE_NO_COPY_CLASS(wxFindByPidParams
)
650 // wxKill helper: EnumWindows() callback which is used to find the first (top
651 // level) window belonging to the given process
652 BOOL CALLBACK
wxEnumFindByPidProc(HWND hwnd
, LPARAM lParam
)
655 (void)::GetWindowThreadProcessId(hwnd
, &pid
);
657 wxFindByPidParams
*params
= (wxFindByPidParams
*)lParam
;
658 if ( pid
== params
->pid
)
660 // remember the window we found
663 // return FALSE to stop the enumeration
667 // continue enumeration
671 int wxKillAllChildren(long pid
, wxSignal sig
, wxKillError
*krc
);
673 int wxKill(long pid
, wxSignal sig
, wxKillError
*krc
, int flags
)
675 if (flags
& wxKILL_CHILDREN
)
676 wxKillAllChildren(pid
, sig
, krc
);
678 // get the process handle to operate on
679 HANDLE hProcess
= ::OpenProcess(SYNCHRONIZE
|
681 PROCESS_QUERY_INFORMATION
,
682 FALSE
, // not inheritable
684 if ( hProcess
== NULL
)
688 if ( ::GetLastError() == ERROR_ACCESS_DENIED
)
690 *krc
= wxKILL_ACCESS_DENIED
;
694 *krc
= wxKILL_NO_PROCESS
;
705 // kill the process forcefully returning -1 as error code
706 if ( !::TerminateProcess(hProcess
, (UINT
)-1) )
708 wxLogSysError(_("Failed to kill process %d"), pid
);
712 // this is not supposed to happen if we could open the
722 // do nothing, we just want to test for process existence
726 // any other signal means "terminate"
728 wxFindByPidParams params
;
729 params
.pid
= (DWORD
)pid
;
731 // EnumWindows() has nice semantics: it returns 0 if it found
732 // something or if an error occurred and non zero if it
733 // enumerated all the window
734 if ( !::EnumWindows(wxEnumFindByPidProc
, (LPARAM
)¶ms
) )
736 // did we find any window?
739 // tell the app to close
741 // NB: this is the harshest way, the app won't have an
742 // opportunity to save any files, for example, but
743 // this is probably what we want here. If not we
744 // can also use SendMesageTimeout(WM_CLOSE)
745 if ( !::PostMessage(params
.hwnd
, WM_QUIT
, 0, 0) )
747 wxLogLastError(_T("PostMessage(WM_QUIT)"));
750 else // it was an error then
752 wxLogLastError(_T("EnumWindows"));
757 else // no windows for this PID
774 // as we wait for a short time, we can use just WaitForSingleObject()
775 // and not MsgWaitForMultipleObjects()
776 switch ( ::WaitForSingleObject(hProcess
, 500 /* msec */) )
779 // process terminated
780 if ( !::GetExitCodeProcess(hProcess
, &rc
) )
782 wxLogLastError(_T("GetExitCodeProcess"));
787 wxFAIL_MSG( _T("unexpected WaitForSingleObject() return") );
791 wxLogLastError(_T("WaitForSingleObject"));
806 // just to suppress the warnings about uninitialized variable
810 ::CloseHandle(hProcess
);
812 // the return code is the same as from Unix kill(): 0 if killed
813 // successfully or -1 on error
815 // be careful to interpret rc correctly: for wxSIGNONE we return success if
816 // the process exists, for all the other sig values -- if it doesn't
818 ((sig
== wxSIGNONE
) == (rc
== STILL_ACTIVE
)) )
832 HANDLE (WINAPI
*lpfCreateToolhelp32Snapshot
)(DWORD
,DWORD
) ;
833 BOOL (WINAPI
*lpfProcess32First
)(HANDLE
,LPPROCESSENTRY32
) ;
834 BOOL (WINAPI
*lpfProcess32Next
)(HANDLE
,LPPROCESSENTRY32
) ;
836 static void InitToolHelp32()
838 static bool s_initToolHelpDone
= false;
840 if (s_initToolHelpDone
)
843 s_initToolHelpDone
= true;
845 lpfCreateToolhelp32Snapshot
= NULL
;
846 lpfProcess32First
= NULL
;
847 lpfProcess32Next
= NULL
;
849 HINSTANCE hInstLib
= LoadLibrary( wxT("Kernel32.DLL") ) ;
850 if( hInstLib
== NULL
)
853 // Get procedure addresses.
854 // We are linking to these functions of Kernel32
855 // explicitly, because otherwise a module using
856 // this code would fail to load under Windows NT,
857 // which does not have the Toolhelp32
858 // functions in the Kernel 32.
859 lpfCreateToolhelp32Snapshot
=
860 (HANDLE(WINAPI
*)(DWORD
,DWORD
))
861 GetProcAddress( hInstLib
,
863 wxT("CreateToolhelp32Snapshot")
865 "CreateToolhelp32Snapshot"
870 (BOOL(WINAPI
*)(HANDLE
,LPPROCESSENTRY32
))
871 GetProcAddress( hInstLib
,
873 wxT("Process32First")
880 (BOOL(WINAPI
*)(HANDLE
,LPPROCESSENTRY32
))
881 GetProcAddress( hInstLib
,
889 FreeLibrary( hInstLib
) ;
893 int wxKillAllChildren(long pid
, wxSignal sig
, wxKillError
*krc
)
900 // If not implemented for this platform (e.g. NT 4.0), silently ignore
901 if (!lpfCreateToolhelp32Snapshot
|| !lpfProcess32First
|| !lpfProcess32Next
)
904 // Take a snapshot of all processes in the system.
905 HANDLE hProcessSnap
= lpfCreateToolhelp32Snapshot(TH32CS_SNAPPROCESS
, 0);
906 if (hProcessSnap
== INVALID_HANDLE_VALUE
) {
912 //Fill in the size of the structure before using it.
915 pe
.dwSize
= sizeof(PROCESSENTRY32
);
917 // Walk the snapshot of the processes, and for each process,
918 // kill it if its parent is pid.
919 if (!lpfProcess32First(hProcessSnap
, &pe
)) {
920 // Can't get first process.
923 CloseHandle (hProcessSnap
);
928 if (pe
.th32ParentProcessID
== (DWORD
) pid
) {
929 if (wxKill(pe
.th32ProcessID
, sig
, krc
))
932 } while (lpfProcess32Next (hProcessSnap
, &pe
));
938 // Execute a program in an Interactive Shell
939 bool wxShell(const wxString
& command
)
946 wxChar
*shell
= wxGetenv(wxT("COMSPEC"));
948 shell
= (wxChar
*) wxT("\\COMMAND.COM");
957 // pass the command to execute to the command processor
958 cmd
.Printf(wxT("%s /c %s"), shell
, command
.c_str());
962 return wxExecute(cmd
, wxEXEC_SYNC
) == 0;
965 // Shutdown or reboot the PC
966 bool wxShutdown(wxShutdownFlags wFlags
)
972 #elif defined(__WIN32__)
975 if ( wxGetOsVersion(NULL
, NULL
) == wxWINDOWS_NT
) // if is NT or 2K
977 // Get a token for this process.
979 bOK
= ::OpenProcessToken(GetCurrentProcess(),
980 TOKEN_ADJUST_PRIVILEGES
| TOKEN_QUERY
,
984 TOKEN_PRIVILEGES tkp
;
986 // Get the LUID for the shutdown privilege.
987 ::LookupPrivilegeValue(NULL
, SE_SHUTDOWN_NAME
,
988 &tkp
.Privileges
[0].Luid
);
990 tkp
.PrivilegeCount
= 1; // one privilege to set
991 tkp
.Privileges
[0].Attributes
= SE_PRIVILEGE_ENABLED
;
993 // Get the shutdown privilege for this process.
994 ::AdjustTokenPrivileges(hToken
, FALSE
, &tkp
, 0,
995 (PTOKEN_PRIVILEGES
)NULL
, 0);
997 // Cannot test the return value of AdjustTokenPrivileges.
998 bOK
= ::GetLastError() == ERROR_SUCCESS
;
1004 UINT flags
= EWX_SHUTDOWN
| EWX_FORCE
;
1007 case wxSHUTDOWN_POWEROFF
:
1008 flags
|= EWX_POWEROFF
;
1011 case wxSHUTDOWN_REBOOT
:
1012 flags
|= EWX_REBOOT
;
1016 wxFAIL_MSG( _T("unknown wxShutdown() flag") );
1020 bOK
= ::ExitWindowsEx(flags
, 0) != 0;
1027 wxPowerType
wxGetPowerType()
1030 return wxPOWER_UNKNOWN
;
1033 wxBatteryState
wxGetBatteryState()
1036 return wxBATTERY_UNKNOWN_STATE
;
1039 // ----------------------------------------------------------------------------
1041 // ----------------------------------------------------------------------------
1043 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
1044 wxMemorySize
wxGetFreeMemory()
1046 #if defined(__WIN64__)
1047 MEMORYSTATUSEX memStatex
;
1048 memStatex
.dwLength
= sizeof (memStatex
);
1049 ::GlobalMemoryStatusEx (&memStatex
);
1050 return (wxMemorySize
)memStatex
.ullAvailPhys
;
1051 #else /* if defined(__WIN32__) */
1052 MEMORYSTATUS memStatus
;
1053 memStatus
.dwLength
= sizeof(MEMORYSTATUS
);
1054 ::GlobalMemoryStatus(&memStatus
);
1055 return (wxMemorySize
)memStatus
.dwAvailPhys
;
1059 unsigned long wxGetProcessId()
1061 return ::GetCurrentProcessId();
1067 ::MessageBeep((UINT
)-1); // default sound
1070 bool wxIsDebuggerRunning()
1072 // IsDebuggerPresent() is not available under Win95, so load it dynamically
1073 wxDynamicLibrary
dll(_T("kernel32.dll"), wxDL_VERBATIM
);
1075 typedef BOOL (WINAPI
*IsDebuggerPresent_t
)();
1076 if ( !dll
.HasSymbol(_T("IsDebuggerPresent")) )
1078 // no way to know, assume no
1082 return (*(IsDebuggerPresent_t
)dll
.GetSymbol(_T("IsDebuggerPresent")))() != 0;
1085 // ----------------------------------------------------------------------------
1087 // ----------------------------------------------------------------------------
1089 wxString
wxGetOsDescription()
1096 info
.dwOSVersionInfoSize
= sizeof(OSVERSIONINFO
);
1097 if ( ::GetVersionEx(&info
) )
1099 switch ( info
.dwPlatformId
)
1101 case VER_PLATFORM_WIN32s
:
1102 str
= _("Win32s on Windows 3.1");
1105 case VER_PLATFORM_WIN32_WINDOWS
:
1106 switch (info
.dwMinorVersion
)
1109 if ( info
.szCSDVersion
[1] == 'B' ||
1110 info
.szCSDVersion
[1] == 'C' )
1112 str
= _("Windows 95 OSR2");
1116 str
= _("Windows 95");
1120 if ( info
.szCSDVersion
[1] == 'B' ||
1121 info
.szCSDVersion
[1] == 'C' )
1123 str
= _("Windows 98 SE");
1127 str
= _("Windows 98");
1131 str
= _("Windows ME");
1134 str
.Printf(_("Windows 9x (%d.%d)"),
1135 info
.dwMajorVersion
,
1136 info
.dwMinorVersion
);
1139 if ( !wxIsEmpty(info
.szCSDVersion
) )
1141 str
<< _T(" (") << info
.szCSDVersion
<< _T(')');
1145 case VER_PLATFORM_WIN32_NT
:
1146 if ( info
.dwMajorVersion
== 5 )
1148 switch ( info
.dwMinorVersion
)
1151 str
.Printf(_("Windows 2000 (build %lu"),
1152 info
.dwBuildNumber
);
1155 str
.Printf(_("Windows XP (build %lu"),
1156 info
.dwBuildNumber
);
1159 str
.Printf(_("Windows Server 2003 (build %lu"),
1160 info
.dwBuildNumber
);
1164 if ( wxIsEmpty(str
) )
1166 str
.Printf(_("Windows NT %lu.%lu (build %lu"),
1167 info
.dwMajorVersion
,
1168 info
.dwMinorVersion
,
1169 info
.dwBuildNumber
);
1171 if ( !wxIsEmpty(info
.szCSDVersion
) )
1173 str
<< _T(", ") << info
.szCSDVersion
;
1181 wxFAIL_MSG( _T("GetVersionEx() failed") ); // should never happen
1187 wxToolkitInfo
& wxAppTraits::GetToolkitInfo()
1189 // cache the version info, it's not going to change
1191 // NB: this is MT-safe, we may use these static vars from different threads
1192 // but as they always have the same value it doesn't matter
1193 static int s_ver
= -1,
1203 info
.dwOSVersionInfoSize
= sizeof(OSVERSIONINFO
);
1204 if ( ::GetVersionEx(&info
) )
1206 s_major
= info
.dwMajorVersion
;
1207 s_minor
= info
.dwMinorVersion
;
1209 #ifdef __SMARTPHONE__
1210 s_ver
= wxWINDOWS_SMARTPHONE
;
1211 #elif defined(__POCKETPC__)
1212 s_ver
= wxWINDOWS_POCKETPC
;
1214 switch ( info
.dwPlatformId
)
1216 case VER_PLATFORM_WIN32s
:
1220 case VER_PLATFORM_WIN32_WINDOWS
:
1224 case VER_PLATFORM_WIN32_NT
:
1225 s_ver
= wxWINDOWS_NT
;
1228 case VER_PLATFORM_WIN32_CE
:
1229 s_ver
= wxWINDOWS_CE
;
1236 static wxToolkitInfo info
;
1237 info
.versionMajor
= s_major
;
1238 info
.versionMinor
= s_minor
;
1240 info
.name
= _T("wxBase");
1244 wxWinVersion
wxGetWinVersion()
1248 switch ( wxGetOsVersion(&verMaj
, &verMin
) )
1256 return wxWinVersion_95
;
1259 return wxWinVersion_98
;
1262 return wxWinVersion_ME
;
1271 return wxWinVersion_NT3
;
1274 return wxWinVersion_NT4
;
1280 return wxWinVersion_2000
;
1283 return wxWinVersion_XP
;
1286 return wxWinVersion_2003
;
1291 return wxWinVersion_NT6
;
1297 return wxWinVersion_Unknown
;
1300 // ----------------------------------------------------------------------------
1302 // ----------------------------------------------------------------------------
1304 void wxMilliSleep(unsigned long milliseconds
)
1306 ::Sleep(milliseconds
);
1309 void wxMicroSleep(unsigned long microseconds
)
1311 wxMilliSleep(microseconds
/1000);
1314 void wxSleep(int nSecs
)
1316 wxMilliSleep(1000*nSecs
);
1319 // ----------------------------------------------------------------------------
1320 // font encoding <-> Win32 codepage conversion functions
1321 // ----------------------------------------------------------------------------
1323 extern WXDLLIMPEXP_BASE
long wxEncodingToCharset(wxFontEncoding encoding
)
1327 // although this function is supposed to return an exact match, do do
1328 // some mappings here for the most common case of "standard" encoding
1329 case wxFONTENCODING_SYSTEM
:
1330 return DEFAULT_CHARSET
;
1332 case wxFONTENCODING_ISO8859_1
:
1333 case wxFONTENCODING_ISO8859_15
:
1334 case wxFONTENCODING_CP1252
:
1335 return ANSI_CHARSET
;
1337 #if !defined(__WXMICROWIN__)
1338 // The following four fonts are multi-byte charsets
1339 case wxFONTENCODING_CP932
:
1340 return SHIFTJIS_CHARSET
;
1342 case wxFONTENCODING_CP936
:
1343 return GB2312_CHARSET
;
1346 case wxFONTENCODING_CP949
:
1347 return HANGUL_CHARSET
;
1350 case wxFONTENCODING_CP950
:
1351 return CHINESEBIG5_CHARSET
;
1353 // The rest are single byte encodings
1354 case wxFONTENCODING_CP1250
:
1355 return EASTEUROPE_CHARSET
;
1357 case wxFONTENCODING_CP1251
:
1358 return RUSSIAN_CHARSET
;
1360 case wxFONTENCODING_CP1253
:
1361 return GREEK_CHARSET
;
1363 case wxFONTENCODING_CP1254
:
1364 return TURKISH_CHARSET
;
1366 case wxFONTENCODING_CP1255
:
1367 return HEBREW_CHARSET
;
1369 case wxFONTENCODING_CP1256
:
1370 return ARABIC_CHARSET
;
1372 case wxFONTENCODING_CP1257
:
1373 return BALTIC_CHARSET
;
1375 case wxFONTENCODING_CP874
:
1376 return THAI_CHARSET
;
1377 #endif // !__WXMICROWIN__
1379 case wxFONTENCODING_CP437
:
1383 // no way to translate this encoding into a Windows charset
1388 // we have 2 versions of wxCharsetToCodepage(): the old one which directly
1389 // looks up the vlaues in the registry and the new one which is more
1390 // politically correct and has more chances to work on other Windows versions
1391 // as well but the old version is still needed for !wxUSE_FONTMAP case
1394 #include "wx/fontmap.h"
1396 extern WXDLLIMPEXP_BASE
long wxEncodingToCodepage(wxFontEncoding encoding
)
1398 // There don't seem to be symbolic names for
1399 // these under Windows so I just copied the
1400 // values from MSDN.
1406 case wxFONTENCODING_ISO8859_1
: ret
= 28591; break;
1407 case wxFONTENCODING_ISO8859_2
: ret
= 28592; break;
1408 case wxFONTENCODING_ISO8859_3
: ret
= 28593; break;
1409 case wxFONTENCODING_ISO8859_4
: ret
= 28594; break;
1410 case wxFONTENCODING_ISO8859_5
: ret
= 28595; break;
1411 case wxFONTENCODING_ISO8859_6
: ret
= 28596; break;
1412 case wxFONTENCODING_ISO8859_7
: ret
= 28597; break;
1413 case wxFONTENCODING_ISO8859_8
: ret
= 28598; break;
1414 case wxFONTENCODING_ISO8859_9
: ret
= 28599; break;
1415 case wxFONTENCODING_ISO8859_10
: ret
= 28600; break;
1416 case wxFONTENCODING_ISO8859_11
: ret
= 28601; break;
1417 // case wxFONTENCODING_ISO8859_12, // doesn't exist currently, but put it
1418 case wxFONTENCODING_ISO8859_13
: ret
= 28603; break;
1419 case wxFONTENCODING_ISO8859_14
: ret
= 28604; break;
1420 case wxFONTENCODING_ISO8859_15
: ret
= 28605; break;
1421 case wxFONTENCODING_KOI8
: ret
= 20866; break;
1422 case wxFONTENCODING_KOI8_U
: ret
= 21866; break;
1423 case wxFONTENCODING_CP437
: ret
= 437; break;
1424 case wxFONTENCODING_CP850
: ret
= 850; break;
1425 case wxFONTENCODING_CP852
: ret
= 852; break;
1426 case wxFONTENCODING_CP855
: ret
= 855; break;
1427 case wxFONTENCODING_CP866
: ret
= 866; break;
1428 case wxFONTENCODING_CP874
: ret
= 874; break;
1429 case wxFONTENCODING_CP932
: ret
= 932; break;
1430 case wxFONTENCODING_CP936
: ret
= 936; break;
1431 case wxFONTENCODING_CP949
: ret
= 949; break;
1432 case wxFONTENCODING_CP950
: ret
= 950; break;
1433 case wxFONTENCODING_CP1250
: ret
= 1250; break;
1434 case wxFONTENCODING_CP1251
: ret
= 1251; break;
1435 case wxFONTENCODING_CP1252
: ret
= 1252; break;
1436 case wxFONTENCODING_CP1253
: ret
= 1253; break;
1437 case wxFONTENCODING_CP1254
: ret
= 1254; break;
1438 case wxFONTENCODING_CP1255
: ret
= 1255; break;
1439 case wxFONTENCODING_CP1256
: ret
= 1256; break;
1440 case wxFONTENCODING_CP1257
: ret
= 1257; break;
1441 case wxFONTENCODING_EUC_JP
: ret
= 20932; break;
1442 case wxFONTENCODING_MACROMAN
: ret
= 10000; break;
1443 case wxFONTENCODING_MACJAPANESE
: ret
= 10001; break;
1444 case wxFONTENCODING_MACCHINESETRAD
: ret
= 10002; break;
1445 case wxFONTENCODING_MACKOREAN
: ret
= 10003; break;
1446 case wxFONTENCODING_MACARABIC
: ret
= 10004; break;
1447 case wxFONTENCODING_MACHEBREW
: ret
= 10005; break;
1448 case wxFONTENCODING_MACGREEK
: ret
= 10006; break;
1449 case wxFONTENCODING_MACCYRILLIC
: ret
= 10007; break;
1450 case wxFONTENCODING_MACTHAI
: ret
= 10021; break;
1451 case wxFONTENCODING_MACCHINESESIMP
: ret
= 10008; break;
1452 case wxFONTENCODING_MACCENTRALEUR
: ret
= 10029; break;
1453 case wxFONTENCODING_MACCROATIAN
: ret
= 10082; break;
1454 case wxFONTENCODING_MACICELANDIC
: ret
= 10079; break;
1455 case wxFONTENCODING_MACROMANIAN
: ret
= 10009; break;
1456 case wxFONTENCODING_UTF7
: ret
= 65000; break;
1457 case wxFONTENCODING_UTF8
: ret
= 65001; break;
1461 if (::IsValidCodePage(ret
) == 0)
1465 if (::GetCPInfo(ret
, &info
) == 0)
1471 extern long wxCharsetToCodepage(const wxChar
*name
)
1473 // first get the font encoding for this charset
1477 wxFontEncoding enc
= wxFontMapperBase::Get()->CharsetToEncoding(name
, false);
1478 if ( enc
== wxFONTENCODING_SYSTEM
)
1481 // the use the helper function
1482 return wxEncodingToCodepage(enc
);
1485 #else // !wxUSE_FONTMAP
1487 #include "wx/msw/registry.h"
1489 // this should work if Internet Exploiter is installed
1490 extern long wxCharsetToCodepage(const wxChar
*name
)
1497 wxString
path(wxT("MIME\\Database\\Charset\\"));
1500 // follow the alias loop
1503 wxRegKey
key(wxRegKey::HKCR
, path
+ cn
);
1508 // two cases: either there's an AliasForCharset string,
1509 // or there are Codepage and InternetEncoding dwords.
1510 // The InternetEncoding gives us the actual encoding,
1511 // the Codepage just says which Windows character set to
1512 // use when displaying the data.
1513 if (key
.HasValue(wxT("InternetEncoding")) &&
1514 key
.QueryValue(wxT("InternetEncoding"), &CP
))
1517 // no encoding, see if it's an alias
1518 if (!key
.HasValue(wxT("AliasForCharset")) ||
1519 !key
.QueryValue(wxT("AliasForCharset"), cn
))
1526 #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
1529 Creates a hidden window with supplied window proc registering the class for
1530 it if necesssary (i.e. the first time only). Caller is responsible for
1531 destroying the window and unregistering the class (note that this must be
1532 done because wxWidgets may be used as a DLL and so may be loaded/unloaded
1533 multiple times into/from the same process so we cna't rely on automatic
1534 Windows class unregistration).
1536 pclassname is a pointer to a caller stored classname, which must initially be
1537 NULL. classname is the desired wndclass classname. If function successfully
1538 registers the class, pclassname will be set to classname.
1540 extern "C" WXDLLIMPEXP_BASE HWND
1541 wxCreateHiddenWindow(LPCTSTR
*pclassname
, LPCTSTR classname
, WNDPROC wndproc
)
1543 wxCHECK_MSG( classname
&& pclassname
&& wndproc
, NULL
,
1544 _T("NULL parameter in wxCreateHiddenWindow") );
1546 // register the class fi we need to first
1547 if ( *pclassname
== NULL
)
1550 wxZeroMemory(wndclass
);
1552 wndclass
.lpfnWndProc
= wndproc
;
1553 wndclass
.hInstance
= wxGetInstance();
1554 wndclass
.lpszClassName
= classname
;
1556 if ( !::RegisterClass(&wndclass
) )
1558 wxLogLastError(wxT("RegisterClass() in wxCreateHiddenWindow"));
1563 *pclassname
= classname
;
1566 // next create the window
1567 HWND hwnd
= ::CreateWindow
1581 wxLogLastError(wxT("CreateWindow() in wxCreateHiddenWindow"));