/////////////////////////////////////////////////////////////////////////////
-// Name: utils.cpp
+// Name: msw/utils.cpp
// Purpose: Various utilities
// Author: Julian Smart
// Modified by:
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-// Note: this is done in utilscmn.cpp now.
-// #pragma implementation
-// #pragma implementation "utils.h"
+// #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"
#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"
+#if wxUSE_GUI
+ #include "wx/cursor.h"
+#endif
#endif //WX_PRECOMP
-#include "wx/msw/private.h"
-#include "wx/timer.h"
+// In some mingws there is a missing extern "C" int the winsock header,
+// so we put it here just to be safe. Note that this must appear _before_
+// #include "wx/msw/private.h" which itself includes <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 <ctype.h>
+#include "wx/msw/private.h" // includes <windows.h>
-#ifndef __GNUWIN32__
-#include <direct.h>
-#include <dos.h>
-#endif //GNUWIN32
+#include "wx/timer.h"
-#ifdef __GNUWIN32__
-#include <sys/unistd.h>
-#include <sys/stat.h>
-#ifndef __MINGW32__
-#include <std.h>
-#endif //MINGW32
+#if !defined(__GNUWIN32__) && !defined(__WXWINE__) && !defined(__SALFORDC__) && !defined(__WXMICROWIN__)
+ #include <direct.h>
+ #ifndef __MWERKS__
+ #include <dos.h>
+ #endif
#endif //GNUWIN32
-#include "wx/log.h"
+#if defined(__CYGWIN__) && !defined(__TWIN32__)
+ #include <sys/unistd.h>
+ #include <sys/stat.h>
+ #include <sys/cygwin.h> // for cygwin_conv_to_full_win32_path()
+#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(__WXWINE__) && !defined(__WXMICROWIN__)
+ #include <io.h>
+
+ #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
+
+//// 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
+
#endif
-#include <stdarg.h>
+ // __VISUALC__
+/// END for console support
+
+// ----------------------------------------------------------------------------
+// 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";
+static const wxChar WX_SECTION[] = wxT("wxWindows");
+static const wxChar eUSERNAME[] = wxT("UserName");
+
+// these are only used under Win16
+#if !defined(__WIN32__) && !defined(__WXMICROWIN__)
+static const wxChar eHOSTNAME[] = wxT("HostName");
+static const wxChar eUSERID[] = wxT("UserId");
+#endif // !Win32
+
+#ifndef __WXMICROWIN__
+
+// ============================================================================
+// implementation
+// ============================================================================
-// 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
+// ----------------------------------------------------------------------------
+// get host name and related
+// ----------------------------------------------------------------------------
-// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
-bool wxGetHostName(char *buf, int maxSize)
+// Get hostname only (without domain name)
+bool wxGetHostName(wxChar *buf, int maxSize)
{
-#ifdef __WIN32__
- DWORD nSize = maxSize;
- return (::GetComputerName(buf, &nSize) != 0);
+#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)
+ DWORD nSize = maxSize;
+ if ( !::GetComputerName(buf, &nSize) )
+ {
+ wxLogLastError(wxT("GetComputerName"));
+
+ return FALSE;
+ }
+
+ return TRUE;
#else
- 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;
+ wxChar *sysname;
+ const wxChar *default_host = wxT("noname");
+
+ if ((sysname = wxGetenv(wxT("SYSTEM_NAME"))) == NULL) {
+ GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1);
+ } else
+ wxStrncpy(buf, sysname, maxSize - 1);
+ buf[maxSize] = wxT('\0');
+ return *buf ? TRUE : FALSE;
#endif
}
+// get full hostname (with domain name if possible)
+bool wxGetFullHostName(wxChar *buf, int maxSize)
+{
+#if defined(__WIN32__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__) && ! (defined(__GNUWIN32__) && !defined(__MINGW32__))
+ // TODO should use GetComputerNameEx() when available
+ WSADATA wsa;
+ if ( WSAStartup(MAKEWORD(1, 1), &wsa) == 0 )
+ {
+ wxString host;
+ char bufA[256];
+ if ( gethostname(bufA, WXSIZEOF(bufA)) == 0 )
+ {
+ // gethostname() won't usually include the DNS domain name, for
+ // this we need to work a bit more
+ if ( !strchr(bufA, '.') )
+ {
+ struct hostent *pHostEnt = gethostbyname(bufA);
+
+ if ( pHostEnt )
+ {
+ // Windows will use DNS internally now
+ pHostEnt = gethostbyaddr(pHostEnt->h_addr, 4, PF_INET);
+ }
+
+ if ( pHostEnt )
+ {
+ host = pHostEnt->h_name;
+ }
+ }
+ }
+
+ WSACleanup();
+
+ if ( !!host )
+ {
+ wxStrncpy(buf, host, maxSize);
+
+ return TRUE;
+ }
+ }
+#endif // Win32
+
+ return wxGetHostName(buf, maxSize);
+}
+
// Get user ID e.g. jacs
-bool wxGetUserId(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);
-*/
-#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;
+bool wxGetUserId(wxChar *buf, int maxSize)
+{
+#if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__) && !defined(__WXMICROWIN__)
+ DWORD nSize = maxSize;
+ if ( ::GetUserName(buf, &nSize) == 0 )
+ {
+ // actually, it does happen on Win9x if the user didn't log on
+ DWORD res = ::GetEnvironmentVariable(wxT("username"), buf, maxSize);
+ if ( res == 0 )
+ {
+ // not found
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+#else // Win16 or Win32s
+ wxChar *user;
+ const wxChar *default_id = wxT("anonymous");
+
+ // Can't assume we have NIS (PC-NFS) or some other ID daemon
+ // So we ...
+ if ( (user = wxGetenv(wxT("USER"))) == NULL &&
+ (user = wxGetenv(wxT("LOGNAME"))) == NULL )
+ {
+ // Use wxWindows configuration data (comming soon)
+ GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1);
+ }
+ else
+ {
+ wxStrncpy(buf, user, maxSize - 1);
+ }
+
+ return *buf ? TRUE : FALSE;
#endif
}
// Get user name e.g. Julian Smart
-bool wxGetUserName(char *buf, int maxSize)
+bool wxGetUserName(wxChar *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))
+#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;
+
+ // TODO how to get the domain name?
+ CHAR *szDomain = "";
+
+ // the code is based on the MSDN example (also see KB article Q119670)
+ WCHAR wszUserName[256]; // Unicode user name
+ WCHAR wszDomain[256];
+ LPBYTE ComputerName;
+
+ USER_INFO_2 *ui2; // User structure
+
+ // Convert ANSI user name and domain to Unicode
+ MultiByteToWideChar( CP_ACP, 0, szUserName, strlen(szUserName)+1,
+ wszUserName, WXSIZEOF(wszUserName) );
+ MultiByteToWideChar( CP_ACP, 0, szDomain, strlen(szDomain)+1,
+ wszDomain, WXSIZEOF(wszDomain) );
+
+ // Get the computer name of a DC for the domain.
+ if ( NetGetDCName( NULL, wszDomain, &ComputerName ) != NERR_Success )
+ {
+ wxLogError(wxT("Can not find domain controller"));
+
+ goto error;
+ }
+
+ // Look up the user on the DC
+ NET_API_STATUS status = NetUserGetInfo( (LPWSTR)ComputerName,
+ (LPWSTR)&wszUserName,
+ 2, // level - we want USER_INFO_2
+ (LPBYTE *) &ui2 );
+ switch ( status )
+ {
+ case NERR_Success:
+ // ok
+ break;
+
+ case NERR_InvalidComputer:
+ wxLogError(wxT("Invalid domain controller name."));
+
+ goto error;
+
+ case NERR_UserNotFound:
+ wxLogError(wxT("Invalid user name '%s'."), szUserName);
+
+ goto error;
+
+ default:
+ wxLogSysError(wxT("Can't get information about user"));
+
+ goto error;
+ }
+
+ // Convert the Unicode full name to ANSI
+ WideCharToMultiByte( CP_ACP, 0, ui2->usri2_full_name, -1,
+ buf, maxSize, NULL, NULL );
+
+ return TRUE;
+
+error:
+ wxLogError(wxT("Couldn't look up full user name."));
+
+ return FALSE;
+#else // !USE_NET_API
+ // Could use NIS, MS-Mail or other site specific programs
+ // Use wxWindows configuration data
+ bool ok = GetProfileString(WX_SECTION, eUSERNAME, wxT(""), buf, maxSize - 1) != 0;
+ if ( !ok )
+ {
+ ok = wxGetUserId(buf, maxSize);
+ }
+
+ if ( !ok )
+ {
+ wxStrncpy(buf, wxT("Unknown User"), maxSize);
+ }
+#endif // Win32/16
+ }
+
return TRUE;
- 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;
-// }
+}
+
+const wxChar* wxGetHomeDir(wxString *pstr)
+{
+ wxString& strDir = *pstr;
+
+ #if defined(__UNIX__) && !defined(__TWIN32__)
+ const wxChar *szHome = wxGetenv("HOME");
+ if ( szHome == NULL ) {
+ // we're homeless...
+ wxLogWarning(_("can't find user's HOME, using current directory."));
+ strDir = wxT(".");
+ }
+ else
+ strDir = szHome;
+
+ // add a trailing slash if needed
+ if ( strDir.Last() != wxT('/') )
+ strDir << wxT('/');
+
+ #ifdef __CYGWIN__
+ // Cygwin returns unix type path but that does not work well
+ static wxChar windowsPath[MAX_PATH];
+ cygwin_conv_to_full_win32_path(strDir, windowsPath);
+ strDir = windowsPath;
+ #endif
+ #else // Windows
+ #ifdef __WIN32__
+ strDir.clear();
+
+ // If we have a valid HOME directory, as is used on many machines that
+ // have unix utilities on them, we should use that.
+ const wxChar *szHome = wxGetenv(wxT("HOME"));
+
+ if ( szHome != NULL )
+ {
+ strDir = szHome;
+ }
+ else // no HOME, try HOMEDRIVE/PATH
+ {
+ szHome = wxGetenv(wxT("HOMEDRIVE"));
+ if ( szHome != NULL )
+ strDir << szHome;
+ szHome = wxGetenv(wxT("HOMEPATH"));
+
+ if ( szHome != NULL )
+ {
+ strDir << szHome;
+
+ // the idea is that under NT these variables have default values
+ // of "%systemdrive%:" and "\\". As we don't want to create our
+ // config files in the root directory of the system drive, we will
+ // create it in our program's dir. However, if the user took care
+ // to set HOMEPATH to something other than "\\", we suppose that he
+ // knows what he is doing and use the supplied value.
+ if ( wxStrcmp(szHome, wxT("\\")) == 0 )
+ strDir.clear();
+ }
+ }
+
+ if ( strDir.empty() )
+ {
+ // If we have a valid USERPROFILE directory, as is the case in
+ // Windows NT, 2000 and XP, we should use that as our home directory.
+ szHome = wxGetenv(wxT("USERPROFILE"));
+
+ if ( szHome != NULL )
+ strDir = szHome;
+ }
+
+ if ( !strDir.empty() )
+ {
+ return strDir.c_str();
+ }
+ //else: fall back to the prograrm directory
+ #else // Win16
+ // Win16 has no idea about home, so use the executable directory instead
+ #endif // WIN16/32
+
+ // 260 was taken from windef.h
+ #ifndef MAX_PATH
+ #define MAX_PATH 260
+ #endif
+
+ wxString strPath;
+ ::GetModuleFileName(::GetModuleHandle(NULL),
+ strPath.GetWriteBuf(MAX_PATH), MAX_PATH);
+ strPath.UngetWriteBuf();
+
+ // extract the dir name
+ wxSplitPath(strPath, &strDir, NULL, NULL);
+
+ #endif // UNIX/Win
+
+ return strDir.c_str();
+}
+
+wxChar *wxGetUserHome(const wxString& WXUNUSED(user))
+{
+ // VZ: the old code here never worked for user != "" anyhow! Moreover, it
+ // returned sometimes a malloc()'d pointer, sometimes a pointer to a
+ // static buffer and sometimes I don't even know what.
+ static wxString s_home;
+
+ return (wxChar *)wxGetHomeDir(&s_home);
+}
+
+bool wxDirExists(const wxString& dir)
+{
+#ifdef __WXMICROWIN__
+ return wxPathExist(dir);
+#elif defined(__WIN32__)
+ DWORD attribs = GetFileAttributes(dir);
+ return ((attribs != (DWORD)-1) && (attribs & FILE_ATTRIBUTE_DIRECTORY));
+#else // Win16
+ #ifdef __BORLANDC__
+ struct ffblk fileInfo;
+ #else
+ struct find_t fileInfo;
+ #endif
+ // In Borland findfirst has a different argument
+ // ordering from _dos_findfirst. But _dos_findfirst
+ // _should_ be ok in both MS and Borland... why not?
+ #ifdef __BORLANDC__
+ return (findfirst(dir, &fileInfo, _A_SUBDIR) == 0 &&
+ (fileInfo.ff_attrib & _A_SUBDIR) != 0);
+ #else
+ return (_dos_findfirst(dir, _A_SUBDIR, &fileInfo) == 0) &&
+ ((fileInfo.attrib & _A_SUBDIR) != 0);
+ #endif
+#endif // Win32/16
+}
+
+bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree)
+{
+ if ( path.empty() )
+ return FALSE;
+
+// old w32api don't have ULARGE_INTEGER
+#if defined(__WIN32__) && \
+ (!defined(__GNUWIN32__) || wxCHECK_W32API_VERSION( 0, 3 ))
+ // GetDiskFreeSpaceEx() is not available under original Win95, check for
+ // it
+ typedef BOOL (WINAPI *GetDiskFreeSpaceEx_t)(LPCTSTR,
+ PULARGE_INTEGER,
+ PULARGE_INTEGER,
+ PULARGE_INTEGER);
+
+ GetDiskFreeSpaceEx_t
+ pGetDiskFreeSpaceEx = (GetDiskFreeSpaceEx_t)::GetProcAddress
+ (
+ ::GetModuleHandle(_T("kernel32.dll")),
+#if wxUSE_UNICODE
+ "GetDiskFreeSpaceExW"
#else
-#if !defined(__WATCOMC__) && !defined(__GNUWIN32__) && USE_PENWINDOWS
- 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
+ "GetDiskFreeSpaceExA"
+#endif
+ );
+
+ if ( pGetDiskFreeSpaceEx )
+ {
+ ULARGE_INTEGER bytesFree, bytesTotal;
+
+ // may pass the path as is, GetDiskFreeSpaceEx() is smart enough
+ if ( !pGetDiskFreeSpaceEx(path,
+ &bytesFree,
+ &bytesTotal,
+ NULL) )
+ {
+ wxLogLastError(_T("GetDiskFreeSpaceEx"));
+
+ 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
- {
- // 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;
+ if ( pTotal )
+ {
+ *pTotal = wxLongLong(UL(bytesTotal).HighPart, UL(bytesTotal).LowPart);
+ }
+
+ if ( pFree )
+ {
+ *pFree = wxLongLong(UL(bytesFree).HighPart, UL(bytesFree).LowPart);
+ }
+ }
+ else
+#endif // Win32
+ {
+ // there's a problem with drives larger than 2GB, GetDiskFreeSpaceEx()
+ // should be used instead - but if it's not available, fall back on
+ // GetDiskFreeSpace() nevertheless...
+
+ DWORD lSectorsPerCluster,
+ lBytesPerSector,
+ lNumberOfFreeClusters,
+ lTotalNumberOfClusters;
+
+ // FIXME: this is wrong, we should extract the root drive from path
+ // instead, but this is the job for wxFileName...
+ if ( !::GetDiskFreeSpace(path,
+ &lSectorsPerCluster,
+ &lBytesPerSector,
+ &lNumberOfFreeClusters,
+ &lTotalNumberOfClusters) )
+ {
+ wxLogLastError(_T("GetDiskFreeSpace"));
+
+ return FALSE;
+ }
+
+ wxLongLong lBytesPerCluster = lSectorsPerCluster;
+ lBytesPerCluster *= lBytesPerSector;
+
+ if ( pTotal )
+ {
+ *pTotal = lBytesPerCluster;
+ *pTotal *= lTotalNumberOfClusters;
+ }
+
+ if ( pFree )
+ {
+ *pFree = lBytesPerCluster;
+ *pFree *= lNumberOfFreeClusters;
+ }
+ }
+
+ return TRUE;
+}
+
+// ----------------------------------------------------------------------------
+// env vars
+// ----------------------------------------------------------------------------
+
+bool wxGetEnv(const wxString& var, wxString *value)
+{
+#ifdef __WIN16__
+ const wxChar* ret = wxGetenv(var);
+ if (ret)
+ {
+ *value = ret;
+ return TRUE;
+ }
+ else
+ return FALSE;
+#else
+ // first get the size of the buffer
+ DWORD dwRet = ::GetEnvironmentVariable(var, NULL, 0);
+ if ( !dwRet )
+ {
+ // this means that there is no such variable
+ return FALSE;
+ }
+
+ if ( value )
+ {
+ (void)::GetEnvironmentVariable(var, value->GetWriteBuf(dwRet), dwRet);
+ value->UngetWriteBuf();
+ }
+
+ return TRUE;
#endif
}
-int wxKill(long pid, int sig)
+bool wxSetEnv(const wxString& var, const wxChar *value)
{
- return 0;
+ // some compilers have putenv() or _putenv() or _wputenv() but it's better
+ // to always use Win32 function directly instead of dealing with them
+#if defined(__WIN32__)
+ if ( !::SetEnvironmentVariable(var, value) )
+ {
+ wxLogLastError(_T("SetEnvironmentVariable"));
+
+ return FALSE;
+ }
+
+ return TRUE;
+#else // no way to set env vars
+ return FALSE;
+#endif
+}
+
+// ----------------------------------------------------------------------------
+// process management
+// ----------------------------------------------------------------------------
+
+#ifdef __WIN32__
+
+// structure used to pass parameters from wxKill() to wxEnumFindByPidProc()
+struct wxFindByPidParams
+{
+ wxFindByPidParams() { hwnd = 0; pid = 0; }
+
+ // the HWND used to return the result
+ HWND hwnd;
+
+ // the PID we're looking from
+ DWORD pid;
+};
+
+// wxKill helper: EnumWindows() callback which is used to find the first (top
+// level) window belonging to the given process
+BOOL CALLBACK wxEnumFindByPidProc(HWND hwnd, LPARAM lParam)
+{
+ DWORD pid;
+ (void)::GetWindowThreadProcessId(hwnd, &pid);
+
+ wxFindByPidParams *params = (wxFindByPidParams *)lParam;
+ if ( pid == params->pid )
+ {
+ // remember the window we found
+ params->hwnd = hwnd;
+
+ // return FALSE to stop the enumeration
+ return FALSE;
+ }
+
+ // continue enumeration
+ return TRUE;
+}
+
+#endif // __WIN32__
+
+int wxKill(long pid, wxSignal sig, wxKillError *krc)
+{
+#ifdef __WIN32__
+ // get the process handle to operate on
+ HANDLE hProcess = ::OpenProcess(SYNCHRONIZE |
+ PROCESS_TERMINATE |
+ PROCESS_QUERY_INFORMATION,
+ FALSE, // not inheritable
+ (DWORD)pid);
+ if ( hProcess == NULL )
+ {
+ if ( krc )
+ {
+ if ( ::GetLastError() == ERROR_ACCESS_DENIED )
+ {
+ *krc = wxKILL_ACCESS_DENIED;
+ }
+ else
+ {
+ *krc = wxKILL_NO_PROCESS;
+ }
+ }
+
+ return -1;
+ }
+
+ bool ok = TRUE;
+ switch ( sig )
+ {
+ case wxSIGKILL:
+ // kill the process forcefully returning -1 as error code
+ if ( !::TerminateProcess(hProcess, (UINT)-1) )
+ {
+ wxLogSysError(_("Failed to kill process %d"), pid);
+
+ if ( krc )
+ {
+ // this is not supposed to happen if we could open the
+ // process
+ *krc = wxKILL_ERROR;
+ }
+
+ ok = FALSE;
+ }
+ break;
+
+ case wxSIGNONE:
+ // do nothing, we just want to test for process existence
+ break;
+
+ default:
+ // any other signal means "terminate"
+ {
+ wxFindByPidParams params;
+ params.pid = (DWORD)pid;
+
+ // EnumWindows() has nice semantics: it returns 0 if it found
+ // something or if an error occured and non zero if it
+ // enumerated all the window
+ if ( !::EnumWindows(wxEnumFindByPidProc, (LPARAM)¶ms) )
+ {
+ // did we find any window?
+ if ( params.hwnd )
+ {
+ // tell the app to close
+ //
+ // NB: this is the harshest way, the app won't have
+ // opportunity to save any files, for example, but
+ // this is probably what we want here. If not we
+ // can also use SendMesageTimeout(WM_CLOSE)
+ if ( !::PostMessage(params.hwnd, WM_QUIT, 0, 0) )
+ {
+ wxLogLastError(_T("PostMessage(WM_QUIT)"));
+ }
+ }
+ else // it was an error then
+ {
+ wxLogLastError(_T("EnumWindows"));
+
+ ok = FALSE;
+ }
+ }
+ else // no windows for this PID
+ {
+ if ( krc )
+ {
+ *krc = wxKILL_ERROR;
+ }
+
+ ok = FALSE;
+ }
+ }
+ }
+
+ // the return code
+ DWORD rc;
+
+ if ( ok )
+ {
+ // as we wait for a short time, we can use just WaitForSingleObject()
+ // and not MsgWaitForMultipleObjects()
+ switch ( ::WaitForSingleObject(hProcess, 500 /* msec */) )
+ {
+ case WAIT_OBJECT_0:
+ // process terminated
+ if ( !::GetExitCodeProcess(hProcess, &rc) )
+ {
+ wxLogLastError(_T("GetExitCodeProcess"));
+ }
+ break;
+
+ default:
+ wxFAIL_MSG( _T("unexpected WaitForSingleObject() return") );
+ // fall through
+
+ case WAIT_FAILED:
+ wxLogLastError(_T("WaitForSingleObject"));
+ // fall through
+
+ case WAIT_TIMEOUT:
+ if ( krc )
+ {
+ *krc = wxKILL_ERROR;
+ }
+
+ rc = STILL_ACTIVE;
+ break;
+ }
+ }
+ else // !ok
+ {
+ // just to suppress the warnings about uninitialized variable
+ rc = 0;
+ }
+
+ ::CloseHandle(hProcess);
+
+ // the return code is the same as from Unix kill(): 0 if killed
+ // successfully or -1 on error
+ if ( sig == wxSIGNONE )
+ {
+ if ( ok && rc == STILL_ACTIVE )
+ {
+ // there is such process => success
+ return 0;
+ }
+ }
+ else // not SIGNONE
+ {
+ if ( ok && rc != STILL_ACTIVE )
+ {
+ // killed => success
+ return 0;
+ }
+ }
+#else // Win15
+ wxFAIL_MSG( _T("not implemented") );
+#endif // Win32/Win16
+
+ // error
+ return -1;
}
-//
// Execute a program in an Interactive Shell
-//
-bool
-wxShell(const wxString& command)
+bool wxShell(const wxString& command)
{
- char *shell;
- if ((shell = getenv("COMSPEC")) == NULL)
- shell = "\\COMMAND.COM";
+ wxChar *shell = wxGetenv(wxT("COMSPEC"));
+ if ( !shell )
+ shell = wxT("\\COMMAND.COM");
- char tmp[255];
- if (command != "")
- sprintf(tmp, "%s /c %s", shell, WXSTRINGCAST command);
- else
- strcpy(tmp, shell);
+ wxString cmd;
+ if ( !command )
+ {
+ // just the shell
+ cmd = shell;
+ }
+ else
+ {
+ // pass the command to execute to the command processor
+ cmd.Printf(wxT("%s /c %s"), shell, command.c_str());
+ }
- return (wxExecute((char *)tmp, FALSE) != 0);
+ return wxExecute(cmd, TRUE /* sync */) != 0;
}
+// ----------------------------------------------------------------------------
+// misc
+// ----------------------------------------------------------------------------
+
// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
-long wxGetFreeMemory(void)
+long wxGetFreeMemory()
{
-#if defined(__WIN32__) && !defined(__BORLANDC__)
- MEMORYSTATUS memStatus;
- memStatus.dwLength = sizeof(MEMORYSTATUS);
- GlobalMemoryStatus(&memStatus);
- return memStatus.dwAvailPhys;
+#if defined(__WIN32__) && !defined(__BORLANDC__) && !defined(__TWIN32__)
+ MEMORYSTATUS memStatus;
+ memStatus.dwLength = sizeof(MEMORYSTATUS);
+ GlobalMemoryStatus(&memStatus);
+ return memStatus.dwAvailPhys;
#else
- return (long)GetFreeSpace(0);
+ return (long)GetFreeSpace(0);
+#endif
+}
+
+// Emit a beeeeeep
+void wxBell()
+{
+ ::MessageBeep((UINT)-1); // default sound
+}
+
+wxString wxGetOsDescription()
+{
+#ifdef __WIN32__
+ wxString str;
+
+ OSVERSIONINFO info;
+ wxZeroMemory(info);
+
+ info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ if ( ::GetVersionEx(&info) )
+ {
+ switch ( info.dwPlatformId )
+ {
+ case VER_PLATFORM_WIN32s:
+ str = _("Win32s on Windows 3.1");
+ break;
+
+ case VER_PLATFORM_WIN32_WINDOWS:
+ str.Printf(_("Windows 9%c"),
+ info.dwMinorVersion == 0 ? _T('5') : _T('8'));
+ if ( !wxIsEmpty(info.szCSDVersion) )
+ {
+ str << _T(" (") << info.szCSDVersion << _T(')');
+ }
+ break;
+
+ case VER_PLATFORM_WIN32_NT:
+ str.Printf(_T("Windows NT %lu.%lu (build %lu"),
+ info.dwMajorVersion,
+ info.dwMinorVersion,
+ info.dwBuildNumber);
+ if ( !wxIsEmpty(info.szCSDVersion) )
+ {
+ str << _T(", ") << info.szCSDVersion;
+ }
+ str << _T(')');
+ break;
+ }
+ }
+ else
+ {
+ wxFAIL_MSG( _T("GetVersionEx() failed") ); // should never happen
+ }
+
+ return str;
+#else // Win16
+ return _("Windows 3.1");
+#endif // Win32/16
+}
+
+int wxGetOsVersion(int *majorVsn, int *minorVsn)
+{
+#if defined(__WIN32__) && !defined(__SC__)
+ static int ver = -1, major = -1, minor = -1;
+
+ if ( ver == -1 )
+ {
+ OSVERSIONINFO info;
+ wxZeroMemory(info);
+
+ ver = wxWINDOWS;
+ info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+ if ( ::GetVersionEx(&info) )
+ {
+ major = info.dwMajorVersion;
+ minor = info.dwMinorVersion;
+
+ switch ( info.dwPlatformId )
+ {
+ case VER_PLATFORM_WIN32s:
+ ver = wxWIN32S;
+ break;
+
+ case VER_PLATFORM_WIN32_WINDOWS:
+ ver = wxWIN95;
+ break;
+
+ case VER_PLATFORM_WIN32_NT:
+ ver = wxWINDOWS_NT;
+ break;
+ }
+ }
+ }
+
+ 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
}
+// ----------------------------------------------------------------------------
+// sleep functions
+// ----------------------------------------------------------------------------
+
+#if wxUSE_GUI
+
+#if wxUSE_TIMER
+
// Sleep for nSecs seconds. Attempt a Windows implementation using timers.
-static bool inTimer = FALSE;
-class wxSleepTimer: public wxTimer
-{
- public:
- inline void Notify(void)
- {
- inTimer = FALSE;
- Stop();
- }
+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 0 // WIN32 hangs app
- Sleep( 1000*nSecs );
-#else
- if (inTimer)
- return;
-
- wxTheSleepTimer = new wxSleepTimer;
- inTimer = TRUE;
- wxTheSleepTimer->Start(nSecs*1000);
- while (inTimer)
- {
- if (wxTheApp->Pending())
- wxTheApp->Dispatch();
- }
- delete wxTheSleepTimer;
- wxTheSleepTimer = NULL;
-#endif
+ if (gs_inTimer)
+ return;
+
+ wxTheSleepTimer = new wxSleepTimer;
+ gs_inTimer = TRUE;
+ wxTheSleepTimer->Start(nSecs*1000);
+ while (gs_inTimer)
+ {
+ if (wxTheApp->Pending())
+ wxTheApp->Dispatch();
+ }
+ delete wxTheSleepTimer;
+ wxTheSleepTimer = NULL;
}
// Consume all events until no more left
-void wxFlushEvents(void)
+void wxFlushEvents()
{
// wxYield();
}
+#endif // wxUSE_TIMER
+
+#elif defined(__WIN32__) // wxUSE_GUI
+
+void wxUsleep(unsigned long milliseconds)
+{
+ ::Sleep(milliseconds);
+}
+
+void wxSleep(int nSecs)
+{
+ wxUsleep(1000*nSecs);
+}
+
+#endif // wxUSE_GUI/!wxUSE_GUI
+#endif // __WXMICROWIN__
+
+// ----------------------------------------------------------------------------
+// deprecated (in favour of wxLog) log functions
+// ----------------------------------------------------------------------------
+
+#if WXWIN_COMPATIBILITY_2_2
+
// Output a debug mess., in a system dependent fashion.
-void wxDebugMsg(const char *fmt ...)
+#ifndef __WXMICROWIN__
+void wxDebugMsg(const wxChar *fmt ...)
{
va_list ap;
- static char buffer[512];
+ static wxChar buffer[512];
if (!wxTheApp->GetWantDebugOutput())
return ;
va_start(ap, fmt);
wvsprintf(buffer,fmt,ap) ;
- OutputDebugString((LPCSTR)buffer) ;
+ OutputDebugString((LPCTSTR)buffer) ;
va_end(ap);
}
// Non-fatal error: pop up message box and (possibly) continue
void wxError(const wxString& msg, const wxString& title)
{
- sprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST msg);
- if (MessageBox(NULL, (LPCSTR)wxBuffer, (LPCSTR)WXSTRINGCAST 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)
{
- sprintf(wxBuffer, "%s: %s", WXSTRINGCAST title, WXSTRINGCAST msg);
- FatalAppExit(0, (LPCSTR)wxBuffer);
+ wxSprintf(wxBuffer, wxT("%s: %s"), WXSTRINGCAST title, WXSTRINGCAST msg);
+ FatalAppExit(0, (LPCTSTR)wxBuffer);
}
+#endif // __WXMICROWIN__
-// Emit a beeeeeep
-void wxBell(void)
-{
-#ifdef __WIN32__
- Beep(1000,1000) ; // 1kHz during 1 sec.
-#else
- MessageBeep(-1) ;
-#endif
-}
+#endif // WXWIN_COMPATIBILITY_2_2
-// Chris Breeze 27/5/98: revised WIN32 code to
-// detect WindowsNT correctly
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
- extern char *wxOsVersion;
- if (majorVsn) *majorVsn = 0;
- if (minorVsn) *minorVsn = 0;
-
-#ifdef WIN32
- OSVERSIONINFO info;
- memset(&info, 0, sizeof(OSVERSIONINFO));
- info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
- if (GetVersionEx(&info))
- {
- if (majorVsn) *majorVsn = info.dwMajorVersion;
- if (minorVsn) *minorVsn = info.dwMinorVersion;
- switch (info.dwPlatformId)
- {
- case VER_PLATFORM_WIN32s:
- return wxWIN32S;
- break;
- case VER_PLATFORM_WIN32_WINDOWS:
- return wxWIN95;
- break;
- case VER_PLATFORM_WIN32_NT:
- return wxWINDOWS_NT;
- break;
- }
- }
- return wxWINDOWS; // error if we get here, return generic value
-#else
- // Win16 code...
- int retValue ;
-# ifdef __WINDOWS_386__
- retValue = wxWIN386;
-# else
-# if !defined(__WATCOMC__) && !defined(GNUWIN32) && USE_PENWINDOWS
- extern HANDLE g_hPenWin;
- retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS ;
-# endif
-# endif
- // @@@@ To be completed. I don't have the manual here...
- if (majorVsn) *majorVsn = 3 ;
- if (minorVsn) *minorVsn = 1 ;
- return retValue ;
-#endif
-}
+#if wxUSE_GUI
+
+// ----------------------------------------------------------------------------
+// functions to work with .INI files
+// ----------------------------------------------------------------------------
// Reading and writing resources (eg WIN.INI, .Xdefaults)
-#if USE_RESOURCES
+#if wxUSE_RESOURCES
bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
{
- if (file != "")
- return (WritePrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)value, (LPCSTR)WXSTRINGCAST file) != 0);
+ 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((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)WXSTRINGCAST value) != 0);
+ 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)
{
- char buf[50];
- sprintf(buf, "%.4f", value);
- return wxWriteResource(section, entry, buf, file);
+ wxString buf;
+ buf.Printf(wxT("%.4f"), value);
+
+ return wxWriteResource(section, entry, buf, file);
}
bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
{
- char buf[50];
- sprintf(buf, "%ld", value);
- return wxWriteResource(section, entry, buf, file);
+ wxString buf;
+ buf.Printf(wxT("%ld"), value);
+
+ return wxWriteResource(section, entry, buf, file);
}
bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
{
- char buf[50];
- sprintf(buf, "%d", value);
- return wxWriteResource(section, entry, buf, file);
+ wxString buf;
+ buf.Printf(wxT("%d"), value);
+
+ return wxWriteResource(section, entry, buf, file);
}
-bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
+bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file)
{
- static const char defunkt[] = "$$default";
- if (file != "")
- {
- int n = GetPrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
- (LPSTR)wxBuffer, 1000, (LPCSTR)WXSTRINGCAST file);
- if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- else
- {
- int n = GetProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
- (LPSTR)wxBuffer, 1000);
- if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
- return FALSE;
- }
- if (*value) delete[] (*value);
- *value = copystring(wxBuffer);
- return TRUE;
+ static const wxChar defunkt[] = wxT("$$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)
{
- 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;
+ 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)
{
- 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;
+ wxChar *s = NULL;
+ bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
+ if (succ)
+ {
+ *value = wxStrtol(s, NULL, 10);
+ delete[] s;
+ return TRUE;
+ }
+ else return FALSE;
}
bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
{
- 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;
+ 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 // USE_RESOURCES
+#endif // wxUSE_RESOURCES
+
+// ---------------------------------------------------------------------------
+// helper functions for showing a "busy" cursor
+// ---------------------------------------------------------------------------
-// Old cursor
-static HCURSOR wxBusyCursorOld = 0;
-static int wxBusyCursorCount = 0;
+static HCURSOR gs_wxBusyCursor = 0; // new, busy cursor
+static HCURSOR gs_wxBusyCursorOld = 0; // old cursor
+static int gs_wxBusyCursorCount = 0;
+
+extern HCURSOR wxGetCurrentBusyCursor()
+{
+ return gs_wxBusyCursor;
+}
// Set the cursor to the busy cursor for all windows
void wxBeginBusyCursor(wxCursor *cursor)
{
- wxBusyCursorCount ++;
- if (wxBusyCursorCount == 1)
- {
- wxBusyCursorOld = ::SetCursor((HCURSOR) cursor->GetHCURSOR());
- }
- else
- {
- (void)::SetCursor((HCURSOR) cursor->GetHCURSOR());
- }
+ if ( gs_wxBusyCursorCount++ == 0 )
+ {
+ gs_wxBusyCursor = (HCURSOR)cursor->GetHCURSOR();
+#ifndef __WXMICROWIN__
+ gs_wxBusyCursorOld = ::SetCursor(gs_wxBusyCursor);
+#endif
+ }
+ //else: nothing to do, already set
}
// Restore cursor to normal
-void wxEndBusyCursor(void)
+void wxEndBusyCursor()
{
- if (wxBusyCursorCount == 0)
- return;
-
- wxBusyCursorCount --;
- if (wxBusyCursorCount == 0)
- {
- ::SetCursor(wxBusyCursorOld);
- wxBusyCursorOld = 0;
- }
+ wxCHECK_RET( gs_wxBusyCursorCount > 0,
+ wxT("no matching wxBeginBusyCursor() for wxEndBusyCursor()") );
+
+ if ( --gs_wxBusyCursorCount == 0 )
+ {
+#ifndef __WXMICROWIN__
+ ::SetCursor(gs_wxBusyCursorOld);
+#endif
+ gs_wxBusyCursorOld = 0;
+ }
}
// TRUE if we're between the above two calls
-bool wxIsBusy(void)
+bool wxIsBusy()
{
- return (wxBusyCursorCount > 0);
-}
+ return gs_wxBusyCursorCount > 0;
+}
-const char* WXDLLEXPORT wxGetHomeDir(wxString *pstr)
+// Check whether this window wants to process messages, e.g. Stop button
+// in long calculations.
+bool wxCheckForInterrupt(wxWindow *wnd)
{
- wxString& strDir = *pstr;
+ wxCHECK( wnd, FALSE );
- #ifdef __UNIX__
- const char *szHome = getenv("HOME");
- if ( szHome == NULL ) {
- // we're homeless...
- wxLogWarning(_("can't find user's HOME, using current directory."));
- strDir = ".";
+ MSG msg;
+ while ( ::PeekMessage(&msg, GetHwndOf(wnd), 0, 0, PM_REMOVE) )
+ {
+ ::TranslateMessage(&msg);
+ ::DispatchMessage(&msg);
}
- else
- strDir = szHome;
- // add a trailing slash if needed
- if ( strDir.Last() != '/' )
- strDir << '/';
- #else // Windows
- #ifdef __WIN32__
- const char *szHome = getenv("HOMEDRIVE");
- if ( szHome != NULL )
- strDir << szHome;
- szHome = getenv("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 ( strcmp(szHome, "\\") != 0 )
- return strDir.c_str();
- }
+ return TRUE;
+}
- #else // Win16
- // Win16 has no idea about home, so use the working directory instead
- #endif // WIN16/32
+// MSW only: get user-defined resource from the .res file.
+// Returns NULL or newly-allocated memory, so use delete[] to clean up.
- // 260 was taken from windef.h
- #ifndef MAX_PATH
- #define MAX_PATH 260
- #endif
+#ifndef __WXMICROWIN__
+wxChar *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType)
+{
+ HRSRC hResource = ::FindResource(wxGetInstance(), resourceName, resourceType);
+ if ( hResource == 0 )
+ return NULL;
- wxString strPath;
- ::GetModuleFileName(::GetModuleHandle(NULL),
- strPath.GetWriteBuf(MAX_PATH), MAX_PATH);
- strPath.UngetWriteBuf();
+ HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource);
+ if ( hData == 0 )
+ return NULL;
- // extract the dir name
- wxSplitPath(strPath, &strDir, NULL, NULL);
+ wxChar *theText = (wxChar *)::LockResource(hData);
+ if ( !theText )
+ return NULL;
- #endif // UNIX/Win
+ // 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;
- return strDir.c_str();
+ // wxChar *s = copystring(theText);
+
+ // Obsolete in WIN32
+#ifndef __WIN32__
+ UnlockResource(hData);
+#endif
+
+ // No need??
+ // GlobalFree(hData);
+
+ return s;
}
+#endif // __WXMICROWIN__
-// Hack for MS-DOS
-char *wxGetUserHome (const wxString& user)
+// ----------------------------------------------------------------------------
+// get display info
+// ----------------------------------------------------------------------------
+
+// See also the wxGetMousePosition in window.cpp
+// Deprecated: use wxPoint wxGetMousePosition() instead
+void wxGetMousePosition( int* x, int* y )
{
- char *home;
- wxString user1(user);
+ POINT pt;
+ GetCursorPos( & pt );
+ if ( x ) *x = pt.x;
+ if ( y ) *y = pt.y;
+};
- 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)
+// 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 )
{
- strcpy(wxBuffer, home);
- Unix2DosFilename(wxBuffer);
- return wxBuffer;
+ ScreenHDC dc;
+ int noCols = ::GetDeviceCaps(dc, NUMCOLORS);
+
+ s_isColour = (noCols == -1) || (noCols > 2);
}
- return NULL; // No home known!
+
+ return s_isColour != 0;
+#endif
}
-// Check whether this window wants to process messages, e.g. Stop button
-// in long calculations.
-bool wxCheckForInterrupt(wxWindow *wnd)
+// Returns depth of screen
+int wxDisplayDepth()
{
- 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?
- }
+ ScreenHDC dc;
+ return GetDeviceCaps(dc, PLANES) * GetDeviceCaps(dc, BITSPIXEL);
}
-// MSW only: get user-defined resource from the .res file.
-// Returns NULL or newly-allocated memory, so use delete[] to clean up.
+// 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__
+}
-#ifdef __WXMSW__
-char *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType)
+void wxDisplaySizeMM(int *width, int *height)
{
- char *s = NULL;
-#ifndef __WIN32__
- HRSRC hResource = ::FindResource(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
-#else
-#ifdef UNICODE
- HRSRC hResource = ::FindResourceW(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
+#ifdef __WXMICROWIN__
+ // MICROWIN_TODO
+ if ( width )
+ *width = 0;
+ if ( height )
+ *height = 0;
#else
- HRSRC hResource = ::FindResourceA(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
+ 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();
+ }
- 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
+ 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;
+ }
+ }
+ }
+#endif // !__WXMICROWIN__
+
+ return str;
+}
+
+WXWORD WXDLLEXPORT wxGetWindowId(WXHWND hWnd)
+{
#ifndef __WIN32__
- UnlockResource(hData);
-#endif
+ return (WXWORD)GetWindowWord((HWND)hWnd, GWW_ID);
+#else // Win32
+ return (WXWORD)GetWindowLong((HWND)hWnd, GWL_ID);
+#endif // Win16/32
+}
+
+// ----------------------------------------------------------------------------
+// Metafile helpers
+// ----------------------------------------------------------------------------
+
+extern void PixelToHIMETRIC(LONG *x, LONG *y)
+{
+ ScreenHDC hdcRef;
- // No need??
-// GlobalFree(hData);
+ int iWidthMM = GetDeviceCaps(hdcRef, HORZSIZE),
+ iHeightMM = GetDeviceCaps(hdcRef, VERTSIZE),
+ iWidthPels = GetDeviceCaps(hdcRef, HORZRES),
+ iHeightPels = GetDeviceCaps(hdcRef, VERTRES);
- return s;
+ *x *= (iWidthMM * 100);
+ *x /= iWidthPels;
+ *y *= (iHeightMM * 100);
+ *y /= iHeightPels;
}
-#endif
-void wxGetMousePosition( int* x, int* y )
+extern void HIMETRICToPixel(LONG *x, LONG *y)
{
- POINT pt;
- GetCursorPos( & pt );
- *x = pt.x;
- *y = pt.y;
-};
+ ScreenHDC hdcRef;
-// Return TRUE if we have a colour display
-bool wxColourDisplay(void)
+ 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)
{
- 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;
+ // MICROWIN_TODO
+ if (majorVsn) *majorVsn = 0;
+ if (minorVsn) *minorVsn = 0;
+ return wxUNIX;
}
+#endif // __WXMICROWIN__
-// Returns depth of screen
-int wxDisplayDepth(void)
+// ----------------------------------------------------------------------------
+// Win32 codepage conversion functions
+// ----------------------------------------------------------------------------
+
+#if defined(__WIN32__) && !defined(__WXMICROWIN__)
+
+// wxGetNativeFontEncoding() doesn't exist neither in wxBase nor in wxUniv
+#if wxUSE_GUI && !defined(__WXUNIVERSAL__)
+
+#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)
{
- HDC dc = ::GetDC(NULL);
- int planes = GetDeviceCaps(dc, PLANES);
- int bitsPerPixel = GetDeviceCaps(dc, BITSPIXEL);
- int depth = planes*bitsPerPixel;
- ReleaseDC(NULL, dc);
- return depth;
+ // translate encoding into the Windows CHARSET
+ wxNativeEncodingInfo natveEncInfo;
+ if ( !wxGetNativeFontEncoding(encoding, &natveEncInfo) )
+ return -1;
+
+ // translate CHARSET to code page
+ CHARSETINFO csetInfo;
+ if ( !::TranslateCharsetInfo((DWORD *)(DWORD)natveEncInfo.charset,
+ &csetInfo,
+ TCI_SRCCHARSET) )
+ {
+ wxLogLastError(_T("TranslateCharsetInfo(TCI_SRCCHARSET)"));
+
+ return -1;
+ }
+
+ return csetInfo.ciACP;
}
-// Get size of display
-void wxDisplaySize(int *width, int *height)
+#if wxUSE_FONTMAP
+
+extern long wxCharsetToCodepage(const wxChar *name)
{
- HDC dc = ::GetDC(NULL);
- *width = GetDeviceCaps(dc, HORZRES); *height = GetDeviceCaps(dc, VERTRES);
- ReleaseDC(NULL, dc);
+ // first get the font encoding for this charset
+ if ( !name )
+ return -1;
+
+ wxFontEncoding enc = wxTheFontMapper->CharsetToEncoding(name, FALSE);
+ if ( enc == wxFONTENCODING_SYSTEM )
+ return -1;
+
+ // the use the helper function
+ return wxEncodingToCodepage(enc);
}
+#endif // wxUSE_FONTMAP
+
+#endif // wxUSE_GUI
+
+// include old wxCharsetToCodepage() by OK if needed
+#if !wxUSE_GUI || !wxUSE_FONTMAP
+
+#include "wx/msw/registry.h"
+
+// this should work if Internet Exploiter is installed
+extern long wxCharsetToCodepage(const wxChar *name)
+{
+ if (!name)
+ return GetACP();
+
+ long CP=-1;
+
+ wxString cn(name);
+ do {
+ wxString path(wxT("MIME\\Database\\Charset\\"));
+ path += cn;
+ wxRegKey key(wxRegKey::HKCR, path);
+
+ 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;
+ } while (1);
+
+ return CP;
+}
+
+#endif // !wxUSE_GUI || !wxUSE_FONTMAP
+
+#endif // Win32
+
projects / wxWidgets.git / blobdiff