// 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
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
-// #pragma implementation "utils.h" // Note: this is done in utilscmn.cpp now.
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include "wx/app.h"
#include "wx/intl.h"
#include "wx/log.h"
-#if wxUSE_GUI
- #include "wx/cursor.h"
-#endif
#endif //WX_PRECOMP
-// In some mingws there is a missing extern "C" int the winsock header,
-// so we put it here just to be safe. Note that this must appear _before_
-// #include "wx/msw/private.h" which itself includes <windows.h>, as this
-// one in turn includes <winsock.h> unless we define WIN32_LEAN_AND_MEAN.
-//
-#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__))
-extern "C" {
- #include <winsock.h> // we use socket functions in wxGetFullHostName()
-}
-#endif
+#include "wx/apptrait.h"
+#include "wx/dynload.h"
+
+#include "wx/confbase.h" // for wxExpandEnvVars()
#include "wx/msw/private.h" // includes <windows.h>
+#include "wx/msw/missing.h" // CHARSET_HANGUL
+
+#if 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
#include "wx/timer.h"
-#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__)
+#if !defined(__GNUWIN32__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
#include <direct.h>
#ifndef __MWERKS__
#endif
#endif //GNUWIN32
-#if defined(__CYGWIN__) && !defined(__TWIN32__)
+#if defined(__CYGWIN__)
#include <sys/unistd.h>
#include <sys/stat.h>
#include <sys/cygwin.h> // for cygwin_conv_to_full_win32_path()
#include <lm.h>
#endif // USE_NET_API
-#if defined(__WIN32__) && !defined(__WXWINE__) && !defined(__WXMICROWIN__)
- #include <io.h>
+#if defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ #ifndef __UNIX__
+ #include <io.h>
+ #endif
#ifndef __GNUWIN32__
#include <shellapi.h>
#endif
#endif
-//// BEGIN for console support: VC++ only
-#ifdef __VISUALC__
-
-#include "wx/msw/msvcrt.h"
-
-#include <fcntl.h>
-
-#include "wx/ioswrap.h"
-
-/* Need to undef new if including crtdbg.h */
-# ifdef new
-# undef new
-# endif
-
-#ifndef __WIN16__
-# include <crtdbg.h>
-#endif
-
-# if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS
-# define new new(__TFILE__,__LINE__)
-# endif
-
+// 260 was taken from windef.h
+#ifndef MAX_PATH
+ #define MAX_PATH 260
#endif
- // __VISUALC__
-/// END for console support
// ----------------------------------------------------------------------------
// constants
static const wxChar eUSERID[] = wxT("UserId");
#endif // !Win32
-#ifndef __WXMICROWIN__
-
// ============================================================================
// implementation
// ============================================================================
// Get hostname only (without domain name)
bool wxGetHostName(wxChar *buf, int maxSize)
{
-#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)
+#if defined(__WXWINCE__)
+ return FALSE;
+#elif defined(__WIN32__) && !defined(__WXMICROWIN__)
DWORD nSize = maxSize;
if ( !::GetComputerName(buf, &nSize) )
{
// get full hostname (with domain name if possible)
bool wxGetFullHostName(wxChar *buf, int maxSize)
{
-#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__))
+#if !defined( __WXMICROWIN__) && wxUSE_DYNAMIC_LOADER
// TODO should use GetComputerNameEx() when available
- WSADATA wsa;
- if ( WSAStartup(MAKEWORD(1, 1), &wsa) == 0 )
+
+ // 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(_T("ws2_32.dll"), wxDL_VERBATIM);
+ if ( dllWinsock.IsLoaded() )
{
- wxString host;
- char bufA[256];
- if ( gethostname(bufA, WXSIZEOF(bufA)) == 0 )
+ 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(_T(#func))
+
+ LOAD_WINSOCK_FUNC(WSAStartup);
+
+ WSADATA wsa;
+ if ( pfnWSAStartup && pfnWSAStartup(MAKEWORD(1, 1), &wsa) == 0 )
{
- // gethostname() won't usually include the DNS domain name, for
- // this we need to work a bit more
- if ( !strchr(bufA, '.') )
- {
- struct hostent *pHostEnt = gethostbyname(bufA);
+ LOAD_WINSOCK_FUNC(gethostname);
- if ( pHostEnt )
+ wxString host;
+ if ( pfngethostname )
+ {
+ char bufA[256];
+ if ( pfngethostname(bufA, WXSIZEOF(bufA)) == 0 )
{
- // Windows will use DNS internally now
- pHostEnt = gethostbyaddr(pHostEnt->h_addr, 4, PF_INET);
- }
+ // 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);
- if ( pHostEnt )
- {
- host = pHostEnt->h_name;
+ 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);
+ }
+ }
}
}
- }
- WSACleanup();
+ LOAD_WINSOCK_FUNC(WSACleanup);
+ if ( pfnWSACleanup )
+ pfnWSACleanup();
- if ( !!host )
- {
- wxStrncpy(buf, host, maxSize);
- return TRUE;
+ if ( !host.empty() )
+ {
+ wxStrncpy(buf, host, maxSize);
+
+ return TRUE;
+ }
}
}
-#endif // Win32
+#endif // !__WXMICROWIN__
return wxGetHostName(buf, maxSize);
}
// Get user ID e.g. jacs
bool wxGetUserId(wxChar *buf, int maxSize)
{
-#if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)
+#if defined(__WXWINCE__)
+ return FALSE;
+#elif defined(__WIN32__) && !defined(__win32s__) && !defined(__WXMICROWIN__)
DWORD nSize = maxSize;
if ( ::GetUserName(buf, &nSize) == 0 )
{
// Get user name e.g. Julian Smart
bool wxGetUserName(wxChar *buf, int maxSize)
{
-#if wxUSE_PENWINDOWS && !defined(__WATCOMC__) && !defined(__GNUWIN32__)
- extern HANDLE g_hPenWin; // PenWindows Running?
- if (g_hPenWin)
- {
- // PenWindows Does have a user concept!
- // Get the current owner of the recognizer
- GetPrivateProfileString("Current", "User", default_name, wxBuffer, maxSize - 1, "PENWIN.INI");
- strncpy(buf, wxBuffer, maxSize - 1);
- }
- else
-#endif
- {
-#ifdef USE_NET_API
- CHAR szUserName[256];
- if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) )
- return FALSE;
+#if defined(__WXWINCE__)
+ return FALSE;
+#elif defined(USE_NET_API)
+ CHAR szUserName[256];
+ if ( !wxGetUserId(szUserName, WXSIZEOF(szUserName)) )
+ return FALSE;
- // TODO how to get the domain name?
- CHAR *szDomain = "";
+ // 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;
+ // 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
+ 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) );
+ // Convert ANSI user name and domain to Unicode
+ MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1,
+ wszUserName, WXSIZEOF(wszUserName) );
+ MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1,
+ wszDomain, WXSIZEOF(wszDomain) );
- // Get the computer name of a DC for the domain.
- if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
- {
- wxLogError(wxT("Can not find domain controller"));
+ // Get the computer name of a DC for the domain.
+ if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
+ {
+ wxLogError(wxT("Can not find domain controller"));
- goto error;
- }
+ 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;
+ // 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."));
+ case NERR_InvalidComputer:
+ wxLogError(wxT("Invalid domain controller name."));
- goto error;
+ goto error;
- case NERR_UserNotFound:
- wxLogError(wxT("Invalid user name '%s'."), szUserName);
+ case NERR_UserNotFound:
+ wxLogError(wxT("Invalid user name '%s'."), szUserName);
- goto error;
+ goto error;
- default:
- wxLogSysError(wxT("Can't get information about user"));
+ default:
+ wxLogSysError(wxT("Can't get information about user"));
- goto error;
- }
+ goto error;
+ }
- // Convert the Unicode full name to ANSI
- WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1,
- buf, maxSize, NULL, NULL );
+ // Convert the Unicode full name to ANSI
+ WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1,
+ buf, maxSize, NULL, NULL );
- return TRUE;
+ return TRUE;
error:
- wxLogError(wxT("Couldn't look up full user name."));
+ wxLogError(wxT("Couldn't look up full user name."));
- return FALSE;
+ return FALSE;
#else // !USE_NET_API
- // Could use NIS, MS-Mail or other site specific programs
- // Use wxWindows configuration data
- bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxT(""), buf, maxSize - 1) != 0;
- if ( !ok )
- {
- ok = wxGetUserId(buf, maxSize);
- }
+ // Could use NIS, MS-Mail or other site specific programs
+ // Use wxWindows configuration data
+ bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxEmptyString, buf, maxSize - 1) != 0;
+ if ( !ok )
+ {
+ ok = wxGetUserId(buf, maxSize);
+ }
- if ( !ok )
- {
- wxStrncpy(buf, wxT("Unknown User"), maxSize);
- }
-#endif // Win32/16
+ if ( !ok )
+ {
+ wxStrncpy(buf, wxT("Unknown User"), maxSize);
}
+#endif // Win32/16
return TRUE;
}
const wxChar* wxGetHomeDir(wxString *pstr)
{
- wxString& strDir = *pstr;
+ wxString& strDir = *pstr;
- #if defined(__UNIX__) && !defined(__TWIN32__)
+ // first branch is for Cygwin
+#if defined(__UNIX__)
const wxChar *szHome = wxGetenv("HOME");
if ( szHome == NULL ) {
// we're homeless...
strDir << wxT('/');
#ifdef __CYGWIN__
- // Cygwin returns unix type path but that does not work well
- static wxChar windowsPath[MAX_PATH];
- cygwin_conv_to_full_win32_path(strDir, windowsPath);
- strDir = windowsPath;
- #endif
- #else // Windows
- #ifdef __WIN32__
- const wxChar *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 )
- return strDir.c_str();
- }
-
- #else // Win16
- // Win16 has no idea about home, so use the working directory instead
- #endif // WIN16/32
-
- // 260 was taken from windef.h
- #ifndef MAX_PATH
- #define MAX_PATH 260
+ // Cygwin returns unix type path but that does not work well
+ static wxChar windowsPath[MAX_PATH];
+ cygwin_conv_to_full_win32_path(strDir, windowsPath);
+ strDir = windowsPath;
#endif
+#elif defined(__WXWINCE__)
+ // Nothing
+#else
+ strDir.clear();
- wxString strPath;
- ::GetModuleFileName(::GetModuleHandle(NULL),
- strPath.GetWriteBuf(MAX_PATH), MAX_PATH);
- strPath.UngetWriteBuf();
+ // 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"));
- // extract the dir name
- wxSplitPath(strPath, &strDir, NULL, NULL);
+ if ( szHome != NULL )
+ {
+ strDir = szHome;
+ }
+ else // no HOME, try HOMEDRIVE/PATH
+ {
+ szHome = wxGetenv(wxT("HOMEDRIVE"));
+ if ( szHome != NULL )
+ strDir << szHome;
+ szHome = wxGetenv(wxT("HOMEPATH"));
- #endif // UNIX/Win
+ 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 strDir.c_str();
+ 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
+ {
+ wxString strPath;
+ ::GetModuleFileName(::GetModuleHandle(NULL),
+ wxStringBuffer(strPath, MAX_PATH), MAX_PATH);
+
+ // extract the dir name
+ wxSplitPath(strPath, &strDir, NULL, NULL);
+ }
+#endif // UNIX/Win
+
+ return strDir.c_str();
}
wxChar *wxGetUserHome(const wxString& WXUNUSED(user))
bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree)
{
+#ifdef __WXWINCE__
+ return FALSE;
+#else
if ( path.empty() )
return FALSE;
}
return TRUE;
+#endif
+ // __WXWINCE__
}
// ----------------------------------------------------------------------------
bool wxGetEnv(const wxString& var, wxString *value)
{
-#ifdef __WIN16__
+#ifdef __WXWINCE__
+ return FALSE;
+#elif defined(__WIN16__)
const wxChar* ret = wxGetenv(var);
- if (ret)
+ if ( !ret )
+ return FALSE;
+
+ if ( value )
{
*value = ret;
- return TRUE;
}
- else
- return FALSE;
-#else
+
+ return TRUE;
+#else // Win32
// first get the size of the buffer
DWORD dwRet = ::GetEnvironmentVariable(var, NULL, 0);
if ( !dwRet )
if ( value )
{
- (void)::GetEnvironmentVariable(var, value->GetWriteBuf(dwRet), dwRet);
- value->UngetWriteBuf();
+ (void)::GetEnvironmentVariable(var, wxStringBuffer(*value, dwRet),
+ dwRet);
}
return TRUE;
-#endif
+#endif // Win16/32
}
bool wxSetEnv(const wxString& var, const wxChar *value)
{
// some compilers have putenv() or _putenv() or _wputenv() but it's better
// to always use Win32 function directly instead of dealing with them
-#if defined(__WIN32__)
+#if defined(__WIN32__) && !defined(__WXWINCE__)
if ( !::SetEnvironmentVariable(var, value) )
{
wxLogLastError(_T("SetEnvironmentVariable"));
// process management
// ----------------------------------------------------------------------------
-#ifdef __WIN32__
-
// structure used to pass parameters from wxKill() to wxEnumFindByPidProc()
struct wxFindByPidParams
{
// the PID we're looking from
DWORD pid;
+
+ DECLARE_NO_COPY_CLASS(wxFindByPidParams)
};
// wxKill helper: EnumWindows() callback which is used to find the first (top
return TRUE;
}
-#endif // __WIN32__
-
int wxKill(long pid, wxSignal sig, wxKillError *krc)
{
-#ifdef __WIN32__
// get the process handle to operate on
HANDLE hProcess = ::OpenProcess(SYNCHRONIZE |
PROCESS_TERMINATE |
// the return code is the same as from Unix kill(): 0 if killed
// successfully or -1 on error
- if ( sig == wxSIGNONE )
- {
- if ( ok && rc == STILL_ACTIVE )
- {
- // there is such process => success
- return 0;
- }
- }
- else // not SIGNONE
+ //
+ // be careful to interpret rc correctly: for wxSIGNONE we return success if
+ // the process exists, for all the other sig values -- if it doesn't
+ if ( ok &&
+ ((sig == wxSIGNONE) == (rc == STILL_ACTIVE)) )
{
- if ( ok && rc != STILL_ACTIVE )
+ if ( krc )
{
- // killed => success
- return 0;
+ *krc = wxKILL_OK;
}
+
+ return 0;
}
-#else // Win15
- wxFAIL_MSG( _T("not implemented") );
-#endif // Win32/Win16
// error
return -1;
// Execute a program in an Interactive Shell
bool wxShell(const wxString& command)
{
+#ifdef __WXWINCE__
+ return FALSE;
+#else
wxChar *shell = wxGetenv(wxT("COMSPEC"));
if ( !shell )
- shell = wxT("\\COMMAND.COM");
+ shell = (wxChar*) wxT("\\COMMAND.COM");
wxString cmd;
if ( !command )
cmd.Printf(wxT("%s /c %s"), shell, command.c_str());
}
- return wxExecute(cmd, TRUE /* sync */) != 0;
+ return wxExecute(cmd, wxEXEC_SYNC) == 0;
+#endif
+}
+
+// Shutdown or reboot the PC
+bool wxShutdown(wxShutdownFlags wFlags)
+{
+#ifdef __WXWINCE__
+ return FALSE;
+#elif defined(__WIN32__)
+ bool bOK = TRUE;
+
+ if ( wxGetOsVersion(NULL, NULL) == wxWINDOWS_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.
+ ::LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,
+ &tkp.Privileges[0].Luid);
+
+ 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;
+ }
+ }
+
+ if ( bOK )
+ {
+ UINT flags = EWX_SHUTDOWN | EWX_FORCE;
+ switch ( wFlags )
+ {
+ case wxSHUTDOWN_POWEROFF:
+ flags |= EWX_POWEROFF;
+ break;
+
+ case wxSHUTDOWN_REBOOT:
+ flags |= EWX_REBOOT;
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unknown wxShutdown() flag") );
+ return FALSE;
+ }
+
+ bOK = ::ExitWindowsEx(flags, 0) != 0;
+ }
+
+ return bOK;
+#else // Win16
+ return FALSE;
+#endif // Win32/16
}
// ----------------------------------------------------------------------------
// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
long wxGetFreeMemory()
{
-#if defined(__WIN32__) && !defined(__BORLANDC__) && !defined(__TWIN32__)
+#if defined(__WIN32__) && !defined(__BORLANDC__)
MEMORYSTATUS memStatus;
memStatus.dwLength = sizeof(MEMORYSTATUS);
GlobalMemoryStatus(&memStatus);
#endif
}
+unsigned long wxGetProcessId()
+{
+#ifdef __WIN32__
+ return ::GetCurrentProcessId();
+#else
+ return 0;
+#endif
+}
+
// Emit a beeeeeep
void wxBell()
{
#endif // Win32/16
}
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
+wxToolkitInfo& wxAppTraits::GetToolkitInfo()
{
-#if defined(__WIN32__) && !defined(__SC__)
- static int ver = -1, major = -1, minor = -1;
-
- if ( ver == -1 )
+ // cache the version info, it's not going to change
+ //
+ // NB: this is MT-safe, we may use these static vars from different threads
+ // but as they always have the same value it doesn't matter
+ static int s_ver = -1,
+ s_major = -1,
+ s_minor = -1;
+
+ if ( s_ver == -1 )
{
OSVERSIONINFO info;
wxZeroMemory(info);
- ver = wxWINDOWS;
+ s_ver = wxWINDOWS;
info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if ( ::GetVersionEx(&info) )
{
- major = info.dwMajorVersion;
- minor = info.dwMinorVersion;
+ s_major = info.dwMajorVersion;
+ s_minor = info.dwMinorVersion;
switch ( info.dwPlatformId )
{
case VER_PLATFORM_WIN32s:
- ver = wxWIN32S;
+ s_ver = wxWIN32S;
break;
case VER_PLATFORM_WIN32_WINDOWS:
- ver = wxWIN95;
+ s_ver = wxWIN95;
break;
case VER_PLATFORM_WIN32_NT:
- ver = wxWINDOWS_NT;
+ s_ver = wxWINDOWS_NT;
+ break;
+#ifdef __WXWINCE__
+ case VER_PLATFORM_WIN32_CE:
+ s_ver = wxWINDOWS_CE;
break;
+#endif
}
}
}
- if (majorVsn && major != -1)
- *majorVsn = major;
- if (minorVsn && minor != -1)
- *minorVsn = minor;
-
- return ver;
-#else // Win16
- int retValue = wxWINDOWS;
- #ifdef __WINDOWS_386__
- retValue = wxWIN386;
- #else
- #if !defined(__WATCOMC__) && !defined(GNUWIN32) && wxUSE_PENWINDOWS
- extern HANDLE g_hPenWin;
- retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS;
- #endif
- #endif
-
- if (majorVsn)
- *majorVsn = 3;
- if (minorVsn)
- *minorVsn = 1;
-
- return retValue;
-#endif
+ static wxToolkitInfo info;
+ info.versionMajor = s_major;
+ info.versionMinor = s_minor;
+ info.os = s_ver;
+ info.name = _T("wxBase");
+ return info;
}
// ----------------------------------------------------------------------------
// sleep functions
// ----------------------------------------------------------------------------
-#if wxUSE_GUI
-
-#if wxUSE_TIMER
-
-// Sleep for nSecs seconds. Attempt a Windows implementation using timers.
-static bool gs_inTimer = FALSE;
-
-class wxSleepTimer : public wxTimer
-{
-public:
- virtual void Notify()
- {
- gs_inTimer = FALSE;
- Stop();
- }
-};
-
-static wxTimer *wxTheSleepTimer = NULL;
-
-void wxUsleep(unsigned long milliseconds)
-{
-#ifdef __WIN32__
- ::Sleep(milliseconds);
-#else // !Win32
- if (gs_inTimer)
- return;
-
- wxTheSleepTimer = new wxSleepTimer;
- gs_inTimer = TRUE;
- wxTheSleepTimer->Start(milliseconds);
- while (gs_inTimer)
- {
- if (wxTheApp->Pending())
- wxTheApp->Dispatch();
- }
- delete wxTheSleepTimer;
- wxTheSleepTimer = NULL;
-#endif // Win32/!Win32
-}
-
-void wxSleep(int nSecs)
-{
- if (gs_inTimer)
- return;
-
- wxTheSleepTimer = new wxSleepTimer;
- gs_inTimer = TRUE;
- wxTheSleepTimer->Start(nSecs*1000);
- while (gs_inTimer)
- {
- if (wxTheApp->Pending())
- wxTheApp->Dispatch();
- }
- delete wxTheSleepTimer;
- wxTheSleepTimer = NULL;
-}
-
-// Consume all events until no more left
-void wxFlushEvents()
-{
-// wxYield();
-}
-
-#endif // wxUSE_TIMER
-
-#elif defined(__WIN32__) // wxUSE_GUI
-
void wxUsleep(unsigned long milliseconds)
{
::Sleep(milliseconds);
wxUsleep(1000*nSecs);
}
-#endif // wxUSE_GUI/!wxUSE_GUI
-#endif // __WXMICROWIN__
-
-// ----------------------------------------------------------------------------
-// deprecated (in favour of wxLog) log functions
-// ----------------------------------------------------------------------------
-
-#if wxUSE_GUI
-
-// Output a debug mess., in a system dependent fashion.
-#ifndef __WXMICROWIN__
-void wxDebugMsg(const wxChar *fmt ...)
-{
- va_list ap;
- static wxChar buffer[512];
-
- if (!wxTheApp->GetWantDebugOutput())
- return ;
-
- va_start(ap, fmt);
-
- wvsprintf(buffer,fmt,ap) ;
- OutputDebugString((LPCTSTR)buffer) ;
-
- va_end(ap);
-}
-
-// Non-fatal error: pop up message box and (possibly) continue
-void wxError(const wxString& msg, const wxString& title)
-{
- wxSprintf(wxBuffer, wxT("%s\nContinue?"), WXSTRINGCAST msg);
- if (MessageBox(NULL, (LPCTSTR)wxBuffer, (LPCTSTR)WXSTRINGCAST title,
- MB_ICONSTOP | MB_YESNO) == IDNO)
- wxExit();
-}
-
-// Fatal error: pop up message box and abort
-void wxFatalError(const wxString& msg, const wxString& title)
-{
- wxSprintf(wxBuffer, wxT("%s: %s"), WXSTRINGCAST title, WXSTRINGCAST msg);
- FatalAppExit(0, (LPCTSTR)wxBuffer);
-}
-#endif // __WXMICROWIN__
-
// ----------------------------------------------------------------------------
-// functions to work with .INI files
+// font encoding <-> Win32 codepage conversion functions
// ----------------------------------------------------------------------------
-// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if wxUSE_RESOURCES
-bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
-{
- if (file != wxT(""))
-// Don't know what the correct cast should be, but it doesn't
-// compile in BC++/16-bit without this cast.
-#if !defined(__WIN32__)
- return (WritePrivateProfileString((const char*) section, (const char*) entry, (const char*) value, (const char*) file) != 0);
-#else
- return (WritePrivateProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)value, (LPCTSTR)WXSTRINGCAST file) != 0);
-#endif
- else
- return (WriteProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)WXSTRINGCAST value) != 0);
-}
-
-bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
-{
- wxString buf;
- buf.Printf(wxT("%.4f"), value);
-
- return wxWriteResource(section, entry, buf, file);
-}
-
-bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
-{
- wxString buf;
- buf.Printf(wxT("%ld"), value);
-
- return wxWriteResource(section, entry, buf, file);
-}
-
-bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
-{
- wxString buf;
- buf.Printf(wxT("%d"), value);
-
- return wxWriteResource(section, entry, buf, file);
-}
-
-bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file)
-{
- static const wxChar defunkt[] = wxT("$$default");
- if (file != wxT(""))
- {
- int n = GetPrivateProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt,
- (LPTSTR)wxBuffer, 1000, (LPCTSTR)WXSTRINGCAST file);
- if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- else
- {
- int n = GetProfileString((LPCTSTR)WXSTRINGCAST section, (LPCTSTR)WXSTRINGCAST entry, (LPCTSTR)defunkt,
- (LPTSTR)wxBuffer, 1000);
- if (n == 0 || wxStrcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- if (*value) delete[] (*value);
- *value = copystring(wxBuffer);
- return TRUE;
-}
-
-bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
-{
- wxChar *s = NULL;
- bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
- if (succ)
- {
- *value = (float)wxStrtod(s, NULL);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
-}
-
-bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
+extern WXDLLIMPEXP_BASE long wxEncodingToCharset(wxFontEncoding encoding)
{
- wxChar *s = NULL;
- bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
- if (succ)
+ switch ( encoding )
{
- *value = wxStrtol(s, NULL, 10);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
-}
+ // 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;
-bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
-{
- wxChar *s = NULL;
- bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
- if (succ)
- {
- *value = (int)wxStrtol(s, NULL, 10);
- delete[] s;
- return TRUE;
- }
- else return FALSE;
-}
-#endif // wxUSE_RESOURCES
+ case wxFONTENCODING_ISO8859_1:
+ case wxFONTENCODING_ISO8859_15:
+ case wxFONTENCODING_CP1252:
+ return ANSI_CHARSET;
-// ---------------------------------------------------------------------------
-// helper functions for showing a "busy" cursor
-// ---------------------------------------------------------------------------
+#if !defined(__WXMICROWIN__)
+ // The following four fonts are multi-byte charsets
+ case wxFONTENCODING_CP932:
+ return SHIFTJIS_CHARSET;
-static HCURSOR gs_wxBusyCursor = 0; // new, busy cursor
-static HCURSOR gs_wxBusyCursorOld = 0; // old cursor
-static int gs_wxBusyCursorCount = 0;
+ case wxFONTENCODING_CP936:
+ return GB2312_CHARSET;
-extern HCURSOR wxGetCurrentBusyCursor()
-{
- return gs_wxBusyCursor;
-}
+ case wxFONTENCODING_CP949:
+ return HANGUL_CHARSET;
-// Set the cursor to the busy cursor for all windows
-void wxBeginBusyCursor(wxCursor *cursor)
-{
- if ( gs_wxBusyCursorCount++ == 0 )
- {
- gs_wxBusyCursor = (HCURSOR)cursor->GetHCURSOR();
-#ifndef __WXMICROWIN__
- gs_wxBusyCursorOld = ::SetCursor(gs_wxBusyCursor);
-#endif
- }
- //else: nothing to do, already set
-}
+ case wxFONTENCODING_CP950:
+ return CHINESEBIG5_CHARSET;
-// Restore cursor to normal
-void wxEndBusyCursor()
-{
- wxCHECK_RET( gs_wxBusyCursorCount > 0,
- wxT("no matching wxBeginBusyCursor() for wxEndBusyCursor()") );
+ // The rest are single byte encodings
+ case wxFONTENCODING_CP1250:
+ return EASTEUROPE_CHARSET;
- if ( --gs_wxBusyCursorCount == 0 )
- {
-#ifndef __WXMICROWIN__
- ::SetCursor(gs_wxBusyCursorOld);
-#endif
- gs_wxBusyCursorOld = 0;
- }
-}
+ case wxFONTENCODING_CP1251:
+ return RUSSIAN_CHARSET;
-// TRUE if we're between the above two calls
-bool wxIsBusy()
-{
- return gs_wxBusyCursorCount > 0;
-}
+ case wxFONTENCODING_CP1253:
+ return GREEK_CHARSET;
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
-{
- wxCHECK( wnd, FALSE );
+ case wxFONTENCODING_CP1254:
+ return TURKISH_CHARSET;
- MSG msg;
- while ( ::PeekMessage(&msg, GetHwndOf(wnd), 0, 0, PM_REMOVE) )
- {
- ::TranslateMessage(&msg);
- ::DispatchMessage(&msg);
- }
+ case wxFONTENCODING_CP1255:
+ return HEBREW_CHARSET;
- return TRUE;
-}
+ case wxFONTENCODING_CP1256:
+ return ARABIC_CHARSET;
-// MSW only: get user-defined resource from the .res file.
-// Returns NULL or newly-allocated memory, so use delete[] to clean up.
+ case wxFONTENCODING_CP1257:
+ return BALTIC_CHARSET;
-#ifndef __WXMICROWIN__
-wxChar *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType)
-{
- HRSRC hResource = ::FindResource(wxGetInstance(), resourceName, resourceType);
- if ( hResource == 0 )
- return NULL;
-
- HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource);
- if ( hData == 0 )
- return NULL;
-
- wxChar *theText = (wxChar *)::LockResource(hData);
- if ( !theText )
- return NULL;
-
- // Not all compilers put a zero at the end of the resource (e.g. BC++ doesn't).
- // so we need to find the length of the resource.
- int len = ::SizeofResource(wxGetInstance(), hResource);
- wxChar *s = new wxChar[len+1];
- wxStrncpy(s,theText,len);
- s[len]=0;
-
- // wxChar *s = copystring(theText);
-
- // Obsolete in WIN32
-#ifndef __WIN32__
- UnlockResource(hData);
-#endif
-
- // No need??
- // GlobalFree(hData);
-
- return s;
-}
-#endif // __WXMICROWIN__
-
-// ----------------------------------------------------------------------------
-// get display info
-// ----------------------------------------------------------------------------
-
-// See also the wxGetMousePosition in window.cpp
-// Deprecated: use wxPoint wxGetMousePosition() instead
-void wxGetMousePosition( int* x, int* y )
-{
- POINT pt;
- GetCursorPos( & pt );
- if ( x ) *x = pt.x;
- if ( y ) *y = pt.y;
-};
-
-// Return TRUE if we have a colour display
-bool wxColourDisplay()
-{
-#ifdef __WXMICROWIN__
- // MICROWIN_TODO
- return TRUE;
-#else
- // this function is called from wxDC ctor so it is called a *lot* of times
- // hence we optimize it a bit but doign the check only once
- //
- // this should be MT safe as only the GUI thread (holding the GUI mutex)
- // can call us
- static int s_isColour = -1;
-
- if ( s_isColour == -1 )
- {
- ScreenHDC dc;
- int noCols = ::GetDeviceCaps(dc, NUMCOLORS);
-
- s_isColour = (noCols == -1) || (noCols > 2);
- }
-
- return s_isColour != 0;
-#endif
-}
-
-// Returns depth of screen
-int wxDisplayDepth()
-{
- ScreenHDC dc;
- return GetDeviceCaps(dc, PLANES) * GetDeviceCaps(dc, BITSPIXEL);
-}
-
-// Get size of display
-void wxDisplaySize(int *width, int *height)
-{
-#ifdef __WXMICROWIN__
- RECT rect;
- HWND hWnd = GetDesktopWindow();
- ::GetWindowRect(hWnd, & rect);
-
- if ( width )
- *width = rect.right - rect.left;
- if ( height )
- *height = rect.bottom - rect.top;
-#else // !__WXMICROWIN__
- ScreenHDC dc;
-
- if ( width )
- *width = ::GetDeviceCaps(dc, HORZRES);
- if ( height )
- *height = ::GetDeviceCaps(dc, VERTRES);
-#endif // __WXMICROWIN__/!__WXMICROWIN__
-}
-
-void wxDisplaySizeMM(int *width, int *height)
-{
-#ifdef __WXMICROWIN__
- // MICROWIN_TODO
- if ( width )
- *width = 0;
- if ( height )
- *height = 0;
-#else
- ScreenHDC dc;
-
- if ( width )
- *width = ::GetDeviceCaps(dc, HORZSIZE);
- if ( height )
- *height = ::GetDeviceCaps(dc, VERTSIZE);
-#endif
-}
-
-void wxClientDisplayRect(int *x, int *y, int *width, int *height)
-{
-#if defined(__WIN16__) || defined(__WXMICROWIN__)
- *x = 0; *y = 0;
- wxDisplaySize(width, height);
-#else
- // Determine the desktop dimensions minus the taskbar and any other
- // special decorations...
- RECT r;
-
- SystemParametersInfo(SPI_GETWORKAREA, 0, &r, 0);
- if (x) *x = r.left;
- if (y) *y = r.top;
- if (width) *width = r.right - r.left;
- if (height) *height = r.bottom - r.top;
-#endif
-}
-
-// ---------------------------------------------------------------------------
-// window information functions
-// ---------------------------------------------------------------------------
-
-wxString WXDLLEXPORT wxGetWindowText(WXHWND hWnd)
-{
- wxString str;
-
- if ( hWnd )
- {
- int len = GetWindowTextLength((HWND)hWnd) + 1;
- ::GetWindowText((HWND)hWnd, str.GetWriteBuf(len), len);
- str.UngetWriteBuf();
- }
-
- return str;
-}
-
-wxString WXDLLEXPORT wxGetWindowClass(WXHWND hWnd)
-{
- wxString str;
-
- // MICROWIN_TODO
-#ifndef __WXMICROWIN__
- if ( hWnd )
- {
- int len = 256; // some starting value
-
- for ( ;; )
- {
- int count = ::GetClassName((HWND)hWnd, str.GetWriteBuf(len), len);
-
- str.UngetWriteBuf();
- if ( count == len )
- {
- // the class name might have been truncated, retry with larger
- // buffer
- len *= 2;
- }
- else
- {
- break;
- }
- }
- }
+ case wxFONTENCODING_CP874:
+ return THAI_CHARSET;
#endif // !__WXMICROWIN__
- return str;
-}
-
-WXWORD WXDLLEXPORT wxGetWindowId(WXHWND hWnd)
-{
-#ifndef __WIN32__
- return (WXWORD)GetWindowWord((HWND)hWnd, GWW_ID);
-#else // Win32
- return (WXWORD)GetWindowLong((HWND)hWnd, GWL_ID);
-#endif // Win16/32
-}
-
-#endif // wxUSE_GUI
+ case wxFONTENCODING_CP437:
+ return OEM_CHARSET;
-#if wxUSE_GUI
-
-// ----------------------------------------------------------------------------
-// Metafile helpers
-// ----------------------------------------------------------------------------
-
-extern void PixelToHIMETRIC(LONG *x, LONG *y)
-{
- ScreenHDC hdcRef;
-
- int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE),
- iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE),
- iWidthPels = GetDeviceCaps(hdcRef, HORZRES),
- iHeightPels = GetDeviceCaps(hdcRef, VERTRES);
-
- *x *= (iWidthMM * 100);
- *x /= iWidthPels;
- *y *= (iHeightMM * 100);
- *y /= iHeightPels;
-}
-
-extern void HIMETRICToPixel(LONG *x, LONG *y)
-{
- ScreenHDC hdcRef;
-
- int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE),
- iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE),
- iWidthPels = GetDeviceCaps(hdcRef, HORZRES),
- iHeightPels = GetDeviceCaps(hdcRef, VERTRES);
-
- *x *= iWidthPels;
- *x /= (iWidthMM * 100);
- *y *= iHeightPels;
- *y /= (iHeightMM * 100);
-}
-
-#endif // wxUSE_GUI
-
-#ifdef __WXMICROWIN__
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
- // MICROWIN_TODO
- if (majorVsn) *majorVsn = 0;
- if (minorVsn) *minorVsn = 0;
- return wxUNIX;
+ default:
+ // no way to translate this encoding into a Windows charset
+ return -1;
+ }
}
-#endif // __WXMICROWIN__
-// ----------------------------------------------------------------------------
-// Win32 codepage conversion functions
-// ----------------------------------------------------------------------------
-
-#if defined(__WIN32__) && !defined(__WXMICROWIN__)
-
-// wxGetNativeFontEncoding() doesn't exist neither in wxBase nor in wxUniv
-#if wxUSE_GUI && !defined(__WXUNIVERSAL__)
+// 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"
-// VZ: the new version of wxCharsetToCodepage() is more politically correct
-// and should work on other Windows versions as well but the old version is
-// still needed for !wxUSE_FONTMAP || !wxUSE_GUI case
-
-extern long wxEncodingToCodepage(wxFontEncoding encoding)
+extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding)
{
// translate encoding into the Windows CHARSET
- wxNativeEncodingInfo natveEncInfo;
- if ( !wxGetNativeFontEncoding(encoding, &natveEncInfo) )
+ long charset = wxEncodingToCharset(encoding);
+ if ( charset == -1 )
return -1;
// translate CHARSET to code page
CHARSETINFO csetInfo;
- if ( !::TranslateCharsetInfo((DWORD *)(DWORD)natveEncInfo.charset,
+ if ( !::TranslateCharsetInfo((DWORD *)(DWORD)charset,
&csetInfo,
TCI_SRCCHARSET) )
{
return csetInfo.ciACP;
}
-#if wxUSE_FONTMAP
-
extern long wxCharsetToCodepage(const wxChar *name)
{
// first get the font encoding for this charset
if ( !name )
return -1;
- wxFontEncoding enc = wxTheFontMapper->CharsetToEncoding(name, FALSE);
+ wxFontEncoding enc = wxFontMapper::Get()->CharsetToEncoding(name, FALSE);
if ( enc == wxFONTENCODING_SYSTEM )
return -1;
return wxEncodingToCodepage(enc);
}
-#endif // wxUSE_FONTMAP
-
-#endif // wxUSE_GUI
-
-// include old wxCharsetToCodepage() by OK if needed
-#if !wxUSE_GUI || !wxUSE_FONTMAP
+#else // !wxUSE_FONTMAP
#include "wx/msw/registry.h"
if (!name)
return GetACP();
- long CP=-1;
+ long CP = -1;
+ wxString path(wxT("MIME\\Database\\Charset\\"));
wxString cn(name);
- do {
- wxString path(wxT("MIME\\Database\\Charset\\"));
- path += cn;
- wxRegKey key(wxRegKey::HKCR, path);
- if (!key.Exists()) break;
+ // 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 Codepage just says which Windows character set to
// use when displaying the data.
if (key.HasValue(wxT("InternetEncoding")) &&
- key.QueryValue(wxT("InternetEncoding"), &CP)) break;
+ 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;
- } while (1);
+ !key.QueryValue(wxT("AliasForCharset"), cn))
+ break;
+ }
return CP;
}
-#endif // !wxUSE_GUI || !wxUSE_FONTMAP
+#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
+
+/*
+ Creates a hidden window with supplied window proc registering the class for
+ it if necesssary (i.e. the first time only). Caller is responsible for
+ destroying the window and unregistering the class (note that this must be
+ done because wxWindows may be used as a DLL and so may be loaded/unloaded
+ multiple times into/from the same process so we cna't rely on automatic
+ Windows class unregistration).
+
+ pclassname is a pointer to a caller stored classname, which must initially be
+ NULL. classname is the desired wndclass classname. If function succesfully
+ registers the class, pclassname will be set to classname.
+ */
+extern "C" WXDLLIMPEXP_BASE HWND
+wxCreateHiddenWindow(LPCTSTR *pclassname, LPCTSTR classname, WNDPROC wndproc)
+{
+ wxCHECK_MSG( classname && pclassname && wndproc, NULL,
+ _T("NULL parameter in wxCreateHiddenWindow") );
-#endif // Win32
+ // 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