/////////////////////////////////////////////////////////////////////////////
-// Name: utils.cpp
+// Name: src/msw/utils.cpp
// Purpose: Various utilities
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation
-#pragma implementation "utils.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
-#include "wx/setup.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/cursor.h"
+ #include "wx/utils.h"
+ #include "wx/app.h"
+ #include "wx/intl.h"
+ #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/filename.h"
+
+#include "wx/confbase.h" // for wxExpandEnvVars()
+
+#include "wx/msw/private.h" // includes <windows.h>
+#include "wx/msw/private/hiddenwin.h"
+#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 <sys/types.h>
#endif
-#include "wx/msw/private.h"
-#include "wx/timer.h"
-
-#include <ctype.h>
-
-#ifndef __GNUWIN32__
-#include <direct.h>
-#include <dos.h>
+// 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 <winsock.h>
#endif
-#ifdef __GNUWIN32__
-#include <sys/unistd.h>
-#include <sys/stat.h>
-#ifndef __MINGW32__
-#include <std.h>
-#endif
+#if !defined(__GNUWIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ #include <direct.h>
-#define stricmp strcasecmp
-#endif
+ #include <dos.h>
+#endif //GNUWIN32
+
+#if defined(__CYGWIN__)
+ #include <sys/unistd.h>
+ #include <sys/stat.h>
+ #include <sys/cygwin.h> // for cygwin_conv_path()
+ // and cygwin_conv_to_full_win32_path()
+ #include <cygwin/version.h>
+#endif //GNUWIN32
#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
// this (3.1 I believe) and how to test for it.
// If this works for Borland 4.0 as well, then no worries.
-#include <dir.h>
+ #include <dir.h>
#endif
-#ifdef __WIN32__
-#include <io.h>
+// VZ: there is some code using NetXXX() functions to get the full user name:
+// I don't think it's a good idea because they don't work under Win95 and
+// seem to return the same as wxGetUserId() under NT. If you really want
+// to use them, just #define USE_NET_API
+#undef USE_NET_API
-#ifndef __GNUWIN32__
-#include <shellapi.h>
-#endif
+#ifdef USE_NET_API
+ #include <lm.h>
+#endif // USE_NET_API
+
+#if defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ #ifndef __UNIX__
+ #include <io.h>
+ #endif
+
+ #ifndef __GNUWIN32__
+ #include <shellapi.h>
+ #endif
#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
#ifndef __WATCOMC__
-#if !(defined(_MSC_VER) && (_MSC_VER > 800))
-#include <errno.h>
+ #if !(defined(_MSC_VER) && (_MSC_VER > 800))
+ #include <errno.h>
+ #endif
#endif
-#endif
-#include <stdarg.h>
+
+// For wxKillAllChildren
+#include <tlhelp32.h>
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
// In the WIN.INI file
-static const char WX_SECTION[] = "wxWindows";
-static const char eHOSTNAME[] = "HostName";
-static const char eUSERID[] = "UserId";
-static const char eUSERNAME[] = "UserName";
+#if (!defined(USE_NET_API) && !defined(__WXWINCE__)) || defined(__WXMICROWIN__)
+static const wxChar WX_SECTION[] = wxT("wxWindows");
+#endif
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxList)
+#if (!defined(USE_NET_API) && !defined(__WXWINCE__))
+static const wxChar eUSERNAME[] = wxT("UserName");
#endif
-// 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
+WXDLLIMPEXP_DATA_BASE(const wxChar *) wxUserResourceStr = wxT("TEXT");
+
+// ============================================================================
+// implementation
+// ============================================================================
-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
+// ----------------------------------------------------------------------------
+// get host name and related
+// ----------------------------------------------------------------------------
+
+// Get hostname only (without domain name)
+bool wxGetHostName(wxChar *buf, int maxSize)
{
-#ifdef __WIN32__
- DWORD nSize = maxSize;
- return (::GetComputerName(buf, &nSize) != 0);
-#else
- char *sysname;
- const char *default_host = "noname";
-
- if ((sysname = getenv("SYSTEM_NAME")) == NULL) {
- GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1);
- } else
- strncpy(buf, sysname, maxSize - 1);
- buf[maxSize] = '\0';
- return *buf ? TRUE : FALSE;
-#endif
+#if defined(__WXWINCE__)
+ // GetComputerName() is not supported but the name seems to be stored in
+ // this location in the registry, at least for PPC2003 and WM5
+ wxString hostName;
+ wxRegKey regKey(wxRegKey::HKLM, wxT("Ident"));
+ if ( !regKey.HasValue(wxT("Name")) ||
+ !regKey.QueryValue(wxT("Name"), hostName) )
+ return false;
+
+ wxStrlcpy(buf, hostName.t_str(), maxSize);
+#else // !__WXWINCE__
+ DWORD nSize = maxSize;
+ if ( !::GetComputerName(buf, &nSize) )
+ {
+ wxLogLastError(wxT("GetComputerName"));
+
+ return false;
+ }
+#endif // __WXWINCE__/!__WXWINCE__
+
+ return true;
+}
+
+// get full hostname (with domain name if possible)
+bool wxGetFullHostName(wxChar *buf, int maxSize)
+{
+#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 (and don't complain if it is
+ // missing, we handle this)
+ wxLogNull noLog;
+
+ wxDynamicLibrary dllWinsock(wxT("ws2_32.dll"), wxDL_VERBATIM);
+ if ( dllWinsock.IsLoaded() )
+ {
+ typedef int (PASCAL *WSAStartup_t)(WORD, WSADATA *);
+ typedef int (PASCAL *gethostname_t)(char *, int);
+ typedef hostent* (PASCAL *gethostbyname_t)(const char *);
+ typedef hostent* (PASCAL *gethostbyaddr_t)(const char *, int , int);
+ typedef int (PASCAL *WSACleanup_t)(void);
+
+ #define LOAD_WINSOCK_FUNC(func) \
+ func ## _t \
+ pfn ## func = (func ## _t)dllWinsock.GetSymbol(wxT(#func))
+
+ LOAD_WINSOCK_FUNC(WSAStartup);
+
+ WSADATA wsa;
+ if ( pfnWSAStartup && pfnWSAStartup(MAKEWORD(1, 1), &wsa) == 0 )
+ {
+ LOAD_WINSOCK_FUNC(gethostname);
+
+ wxString host;
+ if ( pfngethostname )
+ {
+ char bufA[256];
+ if ( pfngethostname(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, '.') )
+ {
+ LOAD_WINSOCK_FUNC(gethostbyname);
+
+ struct hostent *pHostEnt = pfngethostbyname
+ ? pfngethostbyname(bufA)
+ : NULL;
+
+ if ( pHostEnt )
+ {
+ // Windows will use DNS internally now
+ LOAD_WINSOCK_FUNC(gethostbyaddr);
+
+ pHostEnt = pfngethostbyaddr
+ ? pfngethostbyaddr(pHostEnt->h_addr,
+ 4, AF_INET)
+ : NULL;
+ }
+
+ if ( pHostEnt )
+ {
+ host = wxString::FromAscii(pHostEnt->h_name);
+ }
+ }
+ }
+ }
+
+ LOAD_WINSOCK_FUNC(WSACleanup);
+ if ( pfnWSACleanup )
+ pfnWSACleanup();
+
+
+ if ( !host.empty() )
+ {
+ wxStrlcpy(buf, host.c_str(), maxSize);
+
+ return true;
+ }
+ }
+ }
+#endif // !__WXMICROWIN__
+
+ return wxGetHostName(buf, maxSize);
}
// Get user ID e.g. jacs
-bool wxGetUserId(char *buf, int maxSize)
-{
-#if defined(__WIN32__) && !defined(__win32s__) && 0
- // Gets the current user's full name according to the MS article PSS ID
- // Number: Q119670
- // Seems to be the same as the login name for me?
- char *UserName = new char[256];
- char *Domain = new char[256];
- DWORD maxCharacters = 255;
- GetUserName( UserName, &maxCharacters );
- GetComputerName( Domain, &maxCharacters );
-
- WCHAR wszUserName[256]; // Unicode user name
- WCHAR wszDomain[256];
- LPBYTE ComputerName;
-
- struct _SERVER_INFO_100 *si100; // Server structure
- struct _USER_INFO_2 *ui; // User structure
-
- // Convert ASCII user name and domain to Unicode.
-
- MultiByteToWideChar( CP_ACP, 0, UserName,
- strlen(UserName)+1, wszUserName, sizeof(wszUserName) );
- MultiByteToWideChar( CP_ACP, 0, Domain,
- strlen(Domain)+1, wszDomain, sizeof(wszDomain) );
-
- // Get the computer name of a DC for the specified domain.
- // >If you get a link error on this, include netapi32.lib<
-
- NetGetDCName( NULL, wszDomain, &ComputerName );
-
- // Look up the user on the DC.
-
- if(NetUserGetInfo( (LPWSTR) ComputerName,
- (LPWSTR) &wszUserName, 2, (LPBYTE *) &ui))
- {
- printf( "Error getting user information.\n" );
- return( FALSE );
- }
-
- // Convert the Unicode full name to ASCII.
-
- WideCharToMultiByte( CP_ACP, 0, ui->usri2_full_name,
- -1, buf, 256, NULL, NULL );
- }
- return( TRUE );
-/*
- DWORD nSize = maxSize;
- return ::GetUserName(buf, &nSize);
-*/
+bool wxGetUserId(wxChar *WXUNUSED_IN_WINCE(buf),
+ int WXUNUSED_IN_WINCE(maxSize))
+{
+#if defined(__WXWINCE__)
+ // TODO-CE
+ return false;
#else
- char *user;
- const char *default_id = "anonymous";
-
- // Can't assume we have NIS (PC-NFS) or some other ID daemon
- // So we ...
- if ( (user = getenv("USER")) == NULL &&
- (user = getenv("LOGNAME")) == NULL ) {
- // Use wxWindows configuration data (comming soon)
- GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1);
- } else
- strncpy(buf, user, maxSize - 1);
- return *buf ? TRUE : FALSE;
+ DWORD nSize = maxSize;
+ if ( ::GetUserName(buf, &nSize) == 0 )
+ {
+ // actually, it does happen on Win9x if the user didn't log on
+ DWORD res = ::GetEnvironmentVariable(wxT("username"), buf, maxSize);
+ if ( res == 0 )
+ {
+ // not found
+ return false;
+ }
+ }
+
+ return true;
#endif
}
// Get user name e.g. Julian Smart
-bool wxGetUserName(char *buf, int maxSize)
-{
- const char *default_name = "Unknown User";
-#if defined(__WIN32__)
-/*
- DWORD nSize = maxSize;
- In VC++ 4.0, results in unresolved symbol __imp__GetUserNameA
- if (GetUserName(buf, &nSize))
- return TRUE;
- else
-*/
- // Could use NIS, MS-Mail or other site specific programs
- // Use wxWindows configuration data
- GetProfileString(WX_SECTION, eUSERNAME, default_name, buf, maxSize - 1);
- return *buf ? TRUE : FALSE;
-// }
-#else
-#if !defined(__WATCOMC__) && !defined(__GNUWIN32__) && USE_PENWINDOWS
- extern HANDLE hPenWin; // PenWindows Running?
- if (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
- {
+bool wxGetUserName(wxChar *buf, int maxSize)
+{
+ wxCHECK_MSG( buf && ( maxSize > 0 ), false,
+ wxT("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;
+ wxStrlcpy(buf, name.c_str(), maxSize);
+ return true;
+#elif defined(USE_NET_API)
+ CHAR szUserName[256];
+ if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) )
+ return false;
+
+ // TODO how to get the domain name?
+ CHAR *szDomain = "";
+
+ // the code is based on the MSDN example (also see KB article Q119670)
+ WCHAR wszUserName[256]; // Unicode user name
+ WCHAR wszDomain[256];
+ LPBYTE ComputerName;
+
+ USER_INFO_2 *ui2; // User structure
+
+ // Convert ANSI user name and domain to Unicode
+ MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1,
+ wszUserName, WXSIZEOF(wszUserName) );
+ MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1,
+ wszDomain, WXSIZEOF(wszDomain) );
+
+ // Get the computer name of a DC for the domain.
+ if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
+ {
+ wxLogError(wxT("Cannot 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
- GetProfileString(WX_SECTION, eUSERNAME, default_name, buf, maxSize - 1);
- }
- return *buf ? TRUE : FALSE;
-#endif
-}
+ // Use wxWidgets configuration data
+ bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxEmptyString, buf, maxSize - 1) != 0;
+ if ( !ok )
+ {
+ ok = wxGetUserId(buf, maxSize);
+ }
-// Execute a command (e.g. another program) in a
-// system-independent manner.
+ if ( !ok )
+ {
+ wxStrlcpy(buf, wxT("Unknown User"), maxSize);
+ }
+
+ return true;
+#endif // Win32/16
+}
-long wxExecute(char **argv, bool sync)
+const wxChar* wxGetHomeDir(wxString *pstr)
{
- if (*argv == NULL)
- return 0;
+ wxString& strDir = *pstr;
+
+ // first branch is for Cygwin
+#if defined(__UNIX__) && !defined(__WINE__)
+ const wxChar *szHome = wxGetenv(wxT("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];
+ #if CYGWIN_VERSION_DLL_MAJOR >= 1007
+ cygwin_conv_path(CCP_POSIX_TO_WIN_W, strDir, windowsPath, MAX_PATH);
+ #else
+ cygwin_conv_to_full_win32_path(strDir, windowsPath);
+ #endif
+ strDir = windowsPath;
+ #endif
+#elif defined(__WXWINCE__)
+ strDir = wxT("\\");
+#else
+ strDir.clear();
- char command[1024];
- command[0] = '\0';
+ // 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"));
- int argc;
- for (argc = 0; argv[argc]; argc++)
- {
- if (argc)
- strcat(command, " ");
- strcat(command, argv[argc]);
- }
+ 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();
+ }
+ }
- return wxExecute((char *)command, sync);
+ 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() )
+ {
+ // 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
+ wxFileName::SplitPath(wxGetFullModuleName(), &strDir, NULL, NULL);
+ }
+#endif // UNIX/Win
+
+ return strDir.c_str();
}
-long wxExecute(const wxString& command, bool sync)
+wxString wxGetUserHome(const wxString& user)
{
- if (command == "")
- return 0;
+ wxString home;
+
+ if ( user.empty() || user == wxGetUserId() )
+ wxGetHomeDir(&home);
+
+ return home;
+}
-#ifdef __WIN32__
- char * cl;
- char * argp;
- int clen;
- HINSTANCE result;
- DWORD dresult;
-
- // copy the command line
- clen = command.Length();
- if (!clen) return -1;
- cl = (char *) calloc( 1, 256);
- if (!cl) return -1;
- strcpy( cl, WXSTRINGCAST command);
-
- // isolate command and arguments
- argp = strchr( cl, ' ');
- if (argp)
- *argp++ = '\0';
-
- // execute the command
-#ifdef __GNUWIN32__
- result = ShellExecute( (HWND) (wxTheApp->GetTopWindow() ? (HWND) wxTheApp->GetTopWindow()->GetHWND() : NULL),
- (const wchar_t) "open", (const wchar_t) cl, (const wchar_t) argp, (const wchar_t) NULL, SW_SHOWNORMAL);
+bool wxGetDiskSpace(const wxString& WXUNUSED_IN_WINCE(path),
+ wxDiskspaceSize_t *WXUNUSED_IN_WINCE(pTotal),
+ wxDiskspaceSize_t *WXUNUSED_IN_WINCE(pFree))
+{
+#ifdef __WXWINCE__
+ // TODO-CE
+ return false;
+#else
+ if ( path.empty() )
+ return false;
+
+// 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(wxT("kernel32.dll")),
+#if wxUSE_UNICODE
+ "GetDiskFreeSpaceExW"
#else
- result = ShellExecute( (HWND) (wxTheApp->GetTopWindow() ? wxTheApp->GetTopWindow()->GetHWND() : NULL),
- "open", cl, argp, NULL, SW_SHOWNORMAL);
+ "GetDiskFreeSpaceExA"
#endif
+ );
- if (((long)result) <= 32) {
- free(cl);
- return 0;
- }
-
- if (!sync)
- {
- free(cl);
- return dresult;
- }
-
- // waiting until command executed
- do {
- wxYield();
- dresult = GetModuleFileName( result, cl, 256);
- } while( dresult);
-
- /* long lastError = GetLastError(); */
-
- free(cl);
- return 0;
+ if ( pGetDiskFreeSpaceEx )
+ {
+ ULARGE_INTEGER bytesFree, bytesTotal;
+
+ // may pass the path as is, GetDiskFreeSpaceEx() is smart enough
+ if ( !pGetDiskFreeSpaceEx(path.t_str(),
+ &bytesFree,
+ &bytesTotal,
+ NULL) )
+ {
+ wxLogLastError(wxT("GetDiskFreeSpaceEx"));
+
+ 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 )
+ {
+#if wxUSE_LONGLONG
+ *pTotal = wxDiskspaceSize_t(UL(bytesTotal).HighPart, UL(bytesTotal).LowPart);
#else
- long instanceID = WinExec((LPCSTR) WXSTRINGCAST command, SW_SHOW);
- if (instanceID < 32) return(0);
+ *pTotal = wxDiskspaceSize_t(UL(bytesTotal).LowPart);
+#endif
+ }
- if (sync) {
- int running;
- do {
- wxYield();
- running = GetModuleUsage((HANDLE)instanceID);
- } while (running);
- }
- return(instanceID);
+ if ( pFree )
+ {
+#if wxUSE_LONGLONG
+ *pFree = wxLongLong(UL(bytesFree).HighPart, UL(bytesFree).LowPart);
+#else
+ *pFree = wxDiskspaceSize_t(UL(bytesFree).LowPart);
#endif
+ }
+ }
+ 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.t_str(),
+ &lSectorsPerCluster,
+ &lBytesPerSector,
+ &lNumberOfFreeClusters,
+ &lTotalNumberOfClusters) )
+ {
+ wxLogLastError(wxT("GetDiskFreeSpace"));
+
+ return false;
+ }
+
+ wxDiskspaceSize_t lBytesPerCluster = (wxDiskspaceSize_t) lSectorsPerCluster;
+ lBytesPerCluster *= lBytesPerSector;
+
+ if ( pTotal )
+ {
+ *pTotal = lBytesPerCluster;
+ *pTotal *= lTotalNumberOfClusters;
+ }
+
+ if ( pFree )
+ {
+ *pFree = lBytesPerCluster;
+ *pFree *= lNumberOfFreeClusters;
+ }
+ }
+
+ return true;
+#endif
+ // __WXWINCE__
}
-int wxKill(long pid, int sig)
+// ----------------------------------------------------------------------------
+// env vars
+// ----------------------------------------------------------------------------
+
+bool wxGetEnv(const wxString& WXUNUSED_IN_WINCE(var),
+ wxString *WXUNUSED_IN_WINCE(value))
{
- return 0;
+#ifdef __WXWINCE__
+ // no environment variables under CE
+ return false;
+#else // Win32
+ // first get the size of the buffer
+ DWORD dwRet = ::GetEnvironmentVariable(var.t_str(), NULL, 0);
+ if ( !dwRet )
+ {
+ // this means that there is no such variable
+ return false;
+ }
+
+ if ( value )
+ {
+ (void)::GetEnvironmentVariable(var.t_str(),
+ wxStringBuffer(*value, dwRet),
+ dwRet);
+ }
+
+ return true;
+#endif // WinCE/32
}
-//
-// Execute a program in an Interactive Shell
-//
-bool
-wxShell(const wxString& command)
+bool wxDoSetEnv(const wxString& var, const wxChar *value)
{
- char *shell;
- if ((shell = getenv("COMSPEC")) == NULL)
- shell = "\\COMMAND.COM";
+#ifdef __WXWINCE__
+ // no environment variables under CE
+ wxUnusedVar(var);
+ wxUnusedVar(value);
+ return false;
+#else // !__WXWINCE__
+ // update the CRT environment if possible as people expect getenv() to also
+ // work and it is not affected by Win32 SetEnvironmentVariable() call (OTOH
+ // the CRT does use Win32 call to update the process environment block so
+ // there is no need to call it)
+ //
+ // TODO: add checks for the other compilers (and update wxSetEnv()
+ // documentation in interface/wx/utils.h accordingly)
+#if defined(__VISUALC__) || defined(__MINGW32__)
+ // notice that Microsoft _putenv() has different semantics from POSIX
+ // function with almost the same name: in particular it makes a copy of the
+ // string instead of using it as part of environment so we can safely call
+ // it here without going through all the troubles with wxSetEnvModule as in
+ // src/unix/utilsunx.cpp
+ wxString envstr = var;
+ envstr += '=';
+ if ( value )
+ envstr += value;
+ if ( _tputenv(envstr.t_str()) != 0 )
+ return false;
+#else // other compiler
+ if ( !::SetEnvironmentVariable(var.t_str(), value) )
+ {
+ wxLogLastError(wxT("SetEnvironmentVariable"));
- char tmp[255];
- if (command != "")
- sprintf(tmp, "%s /c %s", shell, WXSTRINGCAST command);
- else
- strcpy(tmp, shell);
+ return false;
+ }
+#endif // compiler
- return (wxExecute((char *)tmp, FALSE) != 0);
+ return true;
+#endif // __WXWINCE__/!__WXWINCE__
}
-// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
-long wxGetFreeMemory(void)
+bool wxSetEnv(const wxString& variable, const wxString& value)
{
-#if defined(__WIN32__) && !defined(__BORLANDC__)
- MEMORYSTATUS memStatus;
- memStatus.dwLength = sizeof(MEMORYSTATUS);
- GlobalMemoryStatus(&memStatus);
- return memStatus.dwAvailPhys;
-#else
- return (long)GetFreeSpace(0);
-#endif
+ return wxDoSetEnv(variable, value.t_str());
}
-// Sleep for nSecs seconds. Attempt a Windows implementation using timers.
-static bool inTimer = FALSE;
-class wxSleepTimer: public wxTimer
+bool wxUnsetEnv(const wxString& variable)
{
- public:
- inline void Notify(void)
- {
- inTimer = FALSE;
- Stop();
- }
-};
+ return wxDoSetEnv(variable, NULL);
+}
-static wxTimer *wxTheSleepTimer = NULL;
+// ----------------------------------------------------------------------------
+// process management
+// ----------------------------------------------------------------------------
-void wxSleep(int nSecs)
+// structure used to pass parameters from wxKill() to wxEnumFindByPidProc()
+struct wxFindByPidParams
{
-#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
-}
+ wxFindByPidParams() { hwnd = 0; pid = 0; }
+
+ // the HWND used to return the result
+ HWND hwnd;
+
+ // the PID we're looking from
+ DWORD pid;
+
+ wxDECLARE_NO_COPY_CLASS(wxFindByPidParams);
+};
-// Consume all events until no more left
-void wxFlushEvents(void)
+// 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)
{
-// wxYield();
+ 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;
}
-// Output a debug mess., in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+int wxKillAllChildren(long pid, wxSignal sig, wxKillError *krc);
+
+int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags)
{
- va_list ap;
- static char buffer[512];
+ if (flags & wxKILL_CHILDREN)
+ wxKillAllChildren(pid, sig, krc);
+
+ // get the process handle to operate on
+ DWORD dwAccess = PROCESS_QUERY_INFORMATION | SYNCHRONIZE;
+ if ( sig == wxSIGKILL )
+ dwAccess |= PROCESS_TERMINATE;
+
+ HANDLE hProcess = ::OpenProcess(dwAccess, FALSE, (DWORD)pid);
+ if ( hProcess == NULL )
+ {
+ if ( krc )
+ {
+ // 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;
+ }
+
+ wxON_BLOCK_EXIT1(::CloseHandle, hProcess);
+
+ // Default timeout for waiting for the process termination after killing
+ // it. It should be long enough to allow the process to terminate even on a
+ // busy system but short enough to avoid blocking the main thread for too
+ // long.
+ DWORD waitTimeout = 500; // ms
- if (!wxTheApp->GetWantDebugOutput())
- return ;
+ 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:
+ // Opening the process handle may succeed for a process even if it
+ // doesn't run any more (typically because open handles to it still
+ // exist elsewhere, possibly in this process itself if we're
+ // killing a child process) so we still need check if it hasn't
+ // terminated yet but, unlike when killing it, we don't need to
+ // wait for any time at all.
+ waitTimeout = 0;
+ break;
+
+ default:
+ // 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 occurred 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 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)
+ if ( !::PostMessage(params.hwnd, WM_QUIT, 0, 0) )
+ {
+ wxLogLastError(wxT("PostMessage(WM_QUIT)"));
+ }
+ }
+ else // it was an error then
+ {
+ wxLogLastError(wxT("EnumWindows"));
+
+ ok = false;
+ }
+ }
+ else // no windows for this PID
+ {
+ if ( krc )
+ *krc = wxKILL_ERROR;
+
+ ok = false;
+ }
+ }
+ }
+
+ // the return code
+ if ( ok )
+ {
+ // as we wait for a short time, we can use just WaitForSingleObject()
+ // and not MsgWaitForMultipleObjects()
+ switch ( ::WaitForSingleObject(hProcess, waitTimeout) )
+ {
+ case WAIT_OBJECT_0:
+ // Process terminated: normally this indicates that we
+ // successfully killed it but when testing for the process
+ // existence, this means failure.
+ if ( sig == wxSIGNONE )
+ {
+ if ( krc )
+ *krc = wxKILL_NO_PROCESS;
+
+ ok = false;
+ }
+ break;
+
+ default:
+ wxFAIL_MSG( wxT("unexpected WaitForSingleObject() return") );
+ // fall through
+
+ case WAIT_FAILED:
+ wxLogLastError(wxT("WaitForSingleObject"));
+ // fall through
+
+ case WAIT_TIMEOUT:
+ // Process didn't terminate: normally this is a failure but not
+ // when we're just testing for its existence.
+ if ( sig != wxSIGNONE )
+ {
+ if ( krc )
+ *krc = wxKILL_ERROR;
+
+ ok = false;
+ }
+ break;
+ }
+ }
- va_start(ap, fmt);
- wvsprintf(buffer,fmt,ap) ;
- OutputDebugString((LPCSTR)buffer) ;
+ // the return code is the same as from Unix kill(): 0 if killed
+ // successfully or -1 on error
+ if ( !ok )
+ return -1;
- va_end(ap);
+ if ( krc )
+ *krc = wxKILL_OK;
+
+ return 0;
}
-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(const wxString& msg, const wxString& title)
+typedef HANDLE (WINAPI *CreateToolhelp32Snapshot_t)(DWORD,DWORD);
+typedef BOOL (WINAPI *Process32_t)(HANDLE,LPPROCESSENTRY32);
+
+CreateToolhelp32Snapshot_t lpfCreateToolhelp32Snapshot;
+Process32_t lpfProcess32First, lpfProcess32Next;
+
+static void InitToolHelp32()
{
- sprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST msg);
- if (MessageBox(NULL, (LPCSTR)wxBuffer, (LPCSTR)WXSTRINGCAST title,
- MB_ICONSTOP | MB_YESNO) == IDNO)
- wxExit();
+ static bool s_initToolHelpDone = false;
+
+ if (s_initToolHelpDone)
+ return;
+
+ s_initToolHelpDone = true;
+
+ lpfCreateToolhelp32Snapshot = NULL;
+ lpfProcess32First = NULL;
+ lpfProcess32Next = NULL;
+
+#if wxUSE_DYNLIB_CLASS
+
+ wxDynamicLibrary dllKernel(wxT("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(wxT("CreateToolhelp32Snapshot"));
+
+ lpfProcess32First =
+ (Process32_t)dllKernel.RawGetSymbol(wxT("Process32First"));
+
+ lpfProcess32Next =
+ (Process32_t)dllKernel.RawGetSymbol(wxT("Process32Next"));
+
+#endif // wxUSE_DYNLIB_CLASS
}
-// Fatal error: pop up message box and abort
-void wxFatalError(const wxString& msg, const wxString& title)
+// By John Skiff
+int wxKillAllChildren(long pid, wxSignal sig, wxKillError *krc)
{
- sprintf(wxBuffer, "%s: %s", WXSTRINGCAST title, WXSTRINGCAST msg);
- FatalAppExit(0, (LPCSTR)wxBuffer);
+ 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;
+ }
+
+ //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;
}
-// Emit a beeeeeep
-void wxBell(void)
+// Execute a program in an Interactive Shell
+bool wxShell(const wxString& command)
{
-#ifdef __WIN32__
- Beep(1000,1000) ; // 1kHz during 1 sec.
+ wxString cmd;
+
+#ifdef __WXWINCE__
+ cmd = command;
#else
- MessageBeep(-1) ;
+ wxChar *shell = wxGetenv(wxT("COMSPEC"));
+ if ( !shell )
+ shell = (wxChar*) wxT("\\COMMAND.COM");
+
+ 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());
+ }
#endif
+
+ return wxExecute(cmd, wxEXEC_SYNC) == 0;
}
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
+// Shutdown or reboot the PC
+bool wxShutdown(int WXUNUSED_IN_WINCE(flags))
{
- extern char *wxOsVersion;
- if (majorVsn)
- *majorVsn = 0;
- if (minorVsn)
- *minorVsn = 0;
-
- int retValue ;
-#ifndef __WIN32__
-#ifdef __WINDOWS_386__
- retValue = wxWIN386;
-#else
+#ifdef __WXWINCE__
+ // TODO-CE
+ return false;
+#elif defined(__WIN32__)
+ bool bOK = true;
-#if !defined(__WATCOMC__) && !defined(__GNUWIN32__) && USE_PENWINDOWS
- extern HANDLE hPenWin;
- retValue = hPenWin ? wxPENWINDOWS : wxWINDOWS ;
-#endif
+ if ( wxGetOsVersion(NULL, NULL) == wxOS_WINDOWS_NT ) // if is NT or 2K
+ {
+ // Get a token for this process.
+ HANDLE hToken;
+ bOK = ::OpenProcessToken(GetCurrentProcess(),
+ TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
+ &hToken) != 0;
+ if ( bOK )
+ {
+ TOKEN_PRIVILEGES tkp;
+
+ // Get the LUID for the shutdown privilege.
+ bOK = ::LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,
+ &tkp.Privileges[0].Luid) != 0;
+
+ if ( bOK )
+ {
+ tkp.PrivilegeCount = 1; // one privilege to set
+ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
+
+ // Get the shutdown privilege for this process.
+ ::AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,
+ (PTOKEN_PRIVILEGES)NULL, 0);
+
+ // Cannot test the return value of AdjustTokenPrivileges.
+ bOK = ::GetLastError() == ERROR_SUCCESS;
+ }
+
+ ::CloseHandle(hToken);
+ }
+ }
+
+ if ( bOK )
+ {
+ UINT wFlags = 0;
+ if ( flags & wxSHUTDOWN_FORCE )
+ {
+ wFlags = EWX_FORCE;
+ flags &= ~wxSHUTDOWN_FORCE;
+ }
+
+ switch ( flags )
+ {
+ case wxSHUTDOWN_POWEROFF:
+ wFlags |= EWX_POWEROFF;
+ break;
+
+ case wxSHUTDOWN_REBOOT:
+ wFlags |= EWX_REBOOT;
+ break;
+
+ case wxSHUTDOWN_LOGOFF:
+ wFlags |= EWX_LOGOFF;
+ break;
+
+ default:
+ wxFAIL_MSG( wxT("unknown wxShutdown() flag") );
+ return false;
+ }
+
+ bOK = ::ExitWindowsEx(wFlags, 0) != 0;
+ }
+ return bOK;
+#endif // WinCE/!WinCE
+}
+
+// ----------------------------------------------------------------------------
+// misc
+// ----------------------------------------------------------------------------
+
+// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
+wxMemorySize wxGetFreeMemory()
+{
+#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 (wxMemorySize)memStatus.dwAvailPhys;
#endif
+}
+
+unsigned long wxGetProcessId()
+{
+ return ::GetCurrentProcessId();
+}
+
+bool wxIsDebuggerRunning()
+{
+#if wxUSE_DYNLIB_CLASS
+ // IsDebuggerPresent() is not available under Win95, so load it dynamically
+ wxDynamicLibrary dll(wxT("kernel32.dll"), wxDL_VERBATIM);
+
+ typedef BOOL (WINAPI *IsDebuggerPresent_t)();
+ if ( !dll.HasSymbol(wxT("IsDebuggerPresent")) )
+ {
+ // no way to know, assume no
+ return false;
+ }
+
+ return (*(IsDebuggerPresent_t)dll.GetSymbol(wxT("IsDebuggerPresent")))() != 0;
#else
- DWORD Version = GetVersion() ;
- WORD lowWord = LOWORD(Version) ;
-
- if (wxOsVersion)
- {
- if (strcmp(wxOsVersion, "Win95") == 0)
- return wxWIN95;
- else if (strcmp(wxOsVersion, "Win32s") == 0)
- return wxWIN32S;
- else if (strcmp(wxOsVersion, "Windows") == 0)
- return wxWINDOWS;
- else if (strcmp(wxOsVersion, "WinNT") == 0)
- return wxWINDOWS_NT;
- }
- bool Win32s = (( Version & 0x80000000 ) != 0);
- bool Win95 = (( Version & 0xFF ) >= 4);
- bool WinNT = Version < 0x80000000;
-
- // Get the version number
- if (majorVsn)
- *majorVsn = LOBYTE( lowWord );
- if (minorVsn)
- *minorVsn = HIBYTE( lowWord );
-
- if (Win95)
- return wxWIN95;
- else if (Win32s)
- return wxWIN32S;
- else if (WinNT)
- return wxWINDOWS_NT;
- else
- return wxWINDOWS;
-
-// retValue = ((high & 0x8000)==0) ? wxWINDOWS_NT : wxWIN32S ;
+ return false;
#endif
- // @@@@ To be completed. I don't have the manual here...
- if (majorVsn) *majorVsn = 3 ;
- if (minorVsn) *minorVsn = 1 ;
- return retValue ;
}
-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if USE_RESOURCES
-bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
+// ----------------------------------------------------------------------------
+// working with MSW resources
+// ----------------------------------------------------------------------------
+
+bool
+wxLoadUserResource(const void **outData,
+ size_t *outLen,
+ const wxString& resourceName,
+ const wxChar* resourceType,
+ WXHINSTANCE instance)
{
- if (file != "")
- return (WritePrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)value, (LPCSTR)WXSTRINGCAST file) != 0);
- else
- return (WriteProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)WXSTRINGCAST value) != 0);
+ wxCHECK_MSG( outData && outLen, false, "output pointers can't be NULL" );
+
+ HRSRC hResource = ::FindResource(instance,
+ resourceName.t_str(),
+ resourceType);
+ if ( !hResource )
+ return false;
+
+ HGLOBAL hData = ::LoadResource(instance, hResource);
+ if ( !hData )
+ {
+ wxLogSysError(_("Failed to load resource \"%s\"."), resourceName);
+ return false;
+ }
+
+ *outData = ::LockResource(hData);
+ if ( !*outData )
+ {
+ wxLogSysError(_("Failed to lock resource \"%s\"."), resourceName);
+ return false;
+ }
+
+ *outLen = ::SizeofResource(instance, hResource);
+
+ // Notice that we do not need to call neither UnlockResource() (which is
+ // obsolete in Win32) nor GlobalFree() (resources are freed on process
+ // termination only)
+
+ return true;
}
-bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
+char *
+wxLoadUserResource(const wxString& resourceName,
+ const wxChar* resourceType,
+ int* pLen,
+ WXHINSTANCE instance)
{
- char buf[50];
- sprintf(buf, "%.4f", value);
- return wxWriteResource(section, entry, buf, file);
+ const void *data;
+ size_t len;
+ if ( !wxLoadUserResource(&data, &len, resourceName, resourceType, instance) )
+ return NULL;
+
+ char *s = new char[len + 1];
+ memcpy(s, data, len);
+ s[len] = '\0'; // NUL-terminate in case the resource itself wasn't
+
+ if (pLen)
+ *pLen = len;
+
+ return s;
}
-bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
+// ----------------------------------------------------------------------------
+// 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()
{
- char buf[50];
- sprintf(buf, "%ld", value);
- return wxWriteResource(section, entry, buf, file);
+#ifdef VER_NT_WORKSTATION
+ OSVERSIONINFOEX info;
+ wxZeroMemory(info);
+
+ info.dwOSVersionInfoSize = sizeof(info);
+ if ( ::GetVersionEx(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;
}
-bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
+} // anonymous namespace
+
+wxString wxGetOsDescription()
{
- char buf[50];
- sprintf(buf, "%d", value);
- return wxWriteResource(section, entry, buf, file);
+ wxString str;
+
+ OSVERSIONINFO info;
+ wxZeroMemory(info);
+
+ info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ if ( ::GetVersionEx(&info) )
+ {
+ 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:
+ 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 << wxT(" (") << info.szCSDVersion << wxT(')');
+ }
+ break;
+
+ case VER_PLATFORM_WIN32_NT:
+ switch ( info.dwMajorVersion )
+ {
+ case 5:
+ switch ( info.dwMinorVersion )
+ {
+ case 0:
+ str = _("Windows 2000");
+ 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 = _("Windows Server 2003");
+ break;
+ }
+ //else: must be XP, fall through
+
+ case 1:
+ str = _("Windows XP");
+ break;
+ }
+ break;
+
+ case 6:
+ switch ( info.dwMinorVersion )
+ {
+ case 0:
+ str = wxIsWindowsServer() == 1
+ ? _("Windows Server 2008")
+ : _("Windows Vista");
+ break;
+
+ case 1:
+ str = wxIsWindowsServer() == 1
+ ? _("Windows Server 2008 R2")
+ : _("Windows 7");
+ break;
+ }
+ break;
+ }
+
+ if ( str.empty() )
+ {
+ str.Printf(_("Windows NT %lu.%lu"),
+ info.dwMajorVersion,
+ info.dwMinorVersion);
+ }
+
+ str << wxT(" (")
+ << wxString::Format(_("build %lu"), info.dwBuildNumber);
+ if ( !wxIsEmpty(info.szCSDVersion) )
+ {
+ str << wxT(", ") << info.szCSDVersion;
+ }
+ str << wxT(')');
+
+ if ( wxIsPlatform64Bit() )
+ str << _(", 64-bit edition");
+ break;
+ }
+ }
+ else
+ {
+ wxFAIL_MSG( wxT("GetVersionEx() failed") ); // should never happen
+ }
+
+ return str;
}
-bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
+bool wxIsPlatform64Bit()
{
- static const char defunkt[] = "$$default";
- if (file != "")
- {
- int n = GetPrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
- (LPSTR)wxBuffer, 1000, (LPCSTR)WXSTRINGCAST file);
- if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- else
- {
- int n = GetProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
- (LPSTR)wxBuffer, 1000);
- if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- if (*value) delete[] (*value);
- *value = copystring(wxBuffer);
- return TRUE;
+#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(wxT("kernel32.dll"));
+ IsWow64Process_t pfnIsWow64Process =
+ (IsWow64Process_t)dllKernel32.RawGetSymbol(wxT("IsWow64Process"));
+
+ BOOL wow64 = FALSE;
+ if ( pfnIsWow64Process )
+ {
+ pfnIsWow64Process(::GetCurrentProcess(), &wow64);
}
+ //else: running under a system without Win64 support
-bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
+ return wow64 != FALSE;
+#else
+ return false;
+#endif // Win64/Win32
+}
+
+wxOperatingSystemId wxGetOsVersion(int *verMaj, int *verMin)
{
- char *s = NULL;
- bool succ = wxGetResource(section, entry, (char **)&s, file);
- if (succ)
- {
- *value = (float)strtod(s, NULL);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
+ 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);
+ info.dwOSVersionInfoSize = sizeof(info);
+ if ( ::GetVersionEx(&info) )
+ {
+ 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_WIN32_NT:
+ s_version.os = wxOS_WINDOWS_NT;
+ break;
+
+ case VER_PLATFORM_WIN32_WINDOWS:
+ s_version.os = wxOS_WINDOWS_9X;
+ break;
+ }
+#endif // Windows versions
+
+ 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;
}
-bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
+wxWinVersion wxGetWinVersion()
{
- char *s = NULL;
- bool succ = wxGetResource(section, entry, (char **)&s, file);
- if (succ)
- {
- *value = strtol(s, NULL, 10);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
+ 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;
+
+ case 6:
+ return wxWinVersion_NT6;
+ }
+ break;
+
+ default:
+ // Do nothing just to silence GCC warning
+ break;
+ }
+
+ return wxWinVersion_Unknown;
}
-bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
+// ----------------------------------------------------------------------------
+// sleep functions
+// ----------------------------------------------------------------------------
+
+void wxMilliSleep(unsigned long milliseconds)
{
- char *s = NULL;
- bool succ = wxGetResource(section, entry, (char **)&s, file);
- if (succ)
- {
- *value = (int)strtol(s, NULL, 10);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
-}
-#endif // USE_RESOURCES
-
-// Old cursor
-static HCURSOR wxBusyCursorOld = 0;
-static int wxBusyCursorCount = 0;
-
-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(wxCursor *cursor)
-{
- wxBusyCursorCount ++;
- if (wxBusyCursorCount == 1)
- {
- wxBusyCursorOld = ::SetCursor((HCURSOR) cursor->GetHCURSOR());
- }
- else
- {
- (void)::SetCursor((HCURSOR) cursor->GetHCURSOR());
- }
-}
-
-// Restore cursor to normal
-void wxEndBusyCursor(void)
-{
- if (wxBusyCursorCount == 0)
- return;
-
- wxBusyCursorCount --;
- if (wxBusyCursorCount == 0)
- {
- ::SetCursor(wxBusyCursorOld);
- wxBusyCursorOld = 0;
- }
-}
-
-// TRUE if we're between the above two calls
-bool wxIsBusy(void)
-{
- return (wxBusyCursorCount > 0);
-}
-
-// Hack for MS-DOS
-char *wxGetUserHome (const wxString& user)
-{
- char *home;
- wxString user1(user);
-
- if (user1 != "") {
- char tmp[64];
- if (wxGetUserId(tmp, sizeof(tmp)/sizeof(char))) {
- // Guests belong in the temp dir
- if (stricmp(tmp, "annonymous") == 0) {
- if ((home = getenv("TMP")) != NULL ||
- (home = getenv("TMPDIR")) != NULL ||
- (home = getenv("TEMP")) != NULL)
- return *home ? home : "\\";
- }
- if (stricmp(tmp, WXSTRINGCAST user1) == 0)
- user1 = "";
- }
- }
- if (user1 == "")
- if ((home = getenv("HOME")) != NULL)
- {
- strcpy(wxBuffer, home);
- Unix2DosFilename(wxBuffer);
- return wxBuffer;
- }
- return NULL; // No home known!
-}
-
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
- if(wnd){
- MSG msg;
- HWND win= (HWND) wnd->GetHWND();
- while(PeekMessage(&msg,win,0,0,PM_REMOVE)){
- TranslateMessage(&msg);
- DispatchMessage(&msg);
- }
- return TRUE;//*** temporary?
- }
- else{
- wxError("wnd==NULL !!!");
- return FALSE;//*** temporary?
- }
-}
-
-// MSW only: get user-defined resource from the .res file.
-// Returns NULL or newly-allocated memory, so use delete[] to clean up.
-
-#ifdef __WINDOWS__
-char *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType)
-{
- char *s = NULL;
-#ifndef __WIN32__
- 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
+ ::Sleep(milliseconds);
+}
+
+void wxMicroSleep(unsigned long microseconds)
+{
+ wxMilliSleep(microseconds/1000);
+}
+
+void wxSleep(int nSecs)
+{
+ wxMilliSleep(1000*nSecs);
+}
+
+// ----------------------------------------------------------------------------
+// font encoding <-> Win32 codepage conversion functions
+// ----------------------------------------------------------------------------
- if (hResource == 0)
- return NULL;
- HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource);
- if (hData == 0)
- return NULL;
- char *theText = (char *)LockResource(hData);
- if (!theText)
- return NULL;
-
- s = copystring(theText);
-
- // Obsolete in WIN32
-#ifndef __WIN32__
- UnlockResource(hData);
+extern WXDLLIMPEXP_BASE long wxEncodingToCharset(wxFontEncoding encoding)
+{
+ switch ( encoding )
+ {
+ // although this function is supposed to return an exact match, do do
+ // some mappings here for the most common case of "standard" encoding
+ case wxFONTENCODING_SYSTEM:
+ return DEFAULT_CHARSET;
+
+ case wxFONTENCODING_ISO8859_1:
+ case wxFONTENCODING_ISO8859_15:
+ case wxFONTENCODING_CP1252:
+ return ANSI_CHARSET;
+
+#if !defined(__WXMICROWIN__)
+ // The following four fonts are multi-byte charsets
+ case wxFONTENCODING_CP932:
+ return SHIFTJIS_CHARSET;
+
+ case wxFONTENCODING_CP936:
+ return GB2312_CHARSET;
+
+#ifndef __WXWINCE__
+ case wxFONTENCODING_CP949:
+ return HANGUL_CHARSET;
#endif
- // No need??
-// GlobalFree(hData);
+ case wxFONTENCODING_CP950:
+ return CHINESEBIG5_CHARSET;
+
+ // The rest are single byte encodings
+ case wxFONTENCODING_CP1250:
+ return EASTEUROPE_CHARSET;
+
+ case wxFONTENCODING_CP1251:
+ return RUSSIAN_CHARSET;
+
+ case wxFONTENCODING_CP1253:
+ return GREEK_CHARSET;
+
+ case wxFONTENCODING_CP1254:
+ return TURKISH_CHARSET;
+
+ case wxFONTENCODING_CP1255:
+ return HEBREW_CHARSET;
+
+ case wxFONTENCODING_CP1256:
+ return ARABIC_CHARSET;
+
+ case wxFONTENCODING_CP1257:
+ return BALTIC_CHARSET;
- return s;
+ case wxFONTENCODING_CP874:
+ return THAI_CHARSET;
+#endif // !__WXMICROWIN__
+
+ case wxFONTENCODING_CP437:
+ return OEM_CHARSET;
+
+ default:
+ // no way to translate this encoding into a Windows charset
+ return -1;
+ }
}
-#endif
-void wxGetMousePosition( int* x, int* y )
-{
- POINT pt;
- GetCursorPos( & pt );
- *x = pt.x;
- *y = pt.y;
-};
+// we have 2 versions of wxCharsetToCodepage(): the old one which directly
+// looks up the vlaues in the registry and the new one which is more
+// politically correct and has more chances to work on other Windows versions
+// as well but the old version is still needed for !wxUSE_FONTMAP case
+#if wxUSE_FONTMAP
+
+#include "wx/fontmap.h"
-// Return TRUE if we have a colour display
-bool wxColourDisplay(void)
+extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding)
{
- HDC dc = ::GetDC(NULL);
- bool flag;
- int noCols = GetDeviceCaps(dc, NUMCOLORS);
- if ((noCols == -1) || (noCols > 2))
- flag = TRUE;
- else
- flag = FALSE;
- ReleaseDC(NULL, dc);
- return flag;
+ // There don't seem to be symbolic names for
+ // these under Windows so I just copied the
+ // values from MSDN.
+
+ unsigned int ret;
+
+ switch (encoding)
+ {
+ 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 (long) ret;
}
-// Returns depth of screen
-int wxDisplayDepth(void)
+extern long wxCharsetToCodepage(const char *name)
{
- HDC dc = ::GetDC(NULL);
- int planes = GetDeviceCaps(dc, PLANES);
- int bitsPerPixel = GetDeviceCaps(dc, BITSPIXEL);
- int depth = planes*bitsPerPixel;
- ReleaseDC(NULL, dc);
- return depth;
+ // first get the font encoding for this charset
+ if ( !name )
+ return -1;
+
+ wxFontEncoding enc = wxFontMapperBase::Get()->CharsetToEncoding(name, false);
+ if ( enc == wxFONTENCODING_SYSTEM )
+ return -1;
+
+ // the use the helper function
+ return wxEncodingToCodepage(enc);
}
-// Get size of display
-void wxDisplaySize(int *width, int *height)
+#else // !wxUSE_FONTMAP
+
+#include "wx/msw/registry.h"
+
+// this should work if Internet Exploiter is installed
+extern long wxCharsetToCodepage(const char *name)
{
- HDC dc = ::GetDC(NULL);
- *width = GetDeviceCaps(dc, HORZRES); *height = GetDeviceCaps(dc, VERTRES);
- ReleaseDC(NULL, dc);
+ if (!name)
+ return GetACP();
+
+ long CP = -1;
+
+#if wxUSE_REGKEY
+ wxString path(wxT("MIME\\Database\\Charset\\"));
+ wxString cn(name);
+
+ // follow the alias loop
+ for ( ;; )
+ {
+ wxRegKey key(wxRegKey::HKCR, path + cn);
+
+ if (!key.Exists())
+ break;
+
+ // 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;
+
+ // no encoding, see if it's an alias
+ if (!key.HasValue(wxT("AliasForCharset")) ||
+ !key.QueryValue(wxT("AliasForCharset"), cn))
+ break;
+ }
+#endif // wxUSE_REGKEY
+
+ return CP;
}
+#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
+
+extern "C" WXDLLIMPEXP_BASE HWND
+wxCreateHiddenWindow(LPCTSTR *pclassname, LPCTSTR classname, WNDPROC wndproc)
+{
+ wxCHECK_MSG( classname && pclassname && wndproc, NULL,
+ wxT("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;
+}
projects / wxWidgets.git / blobdiff