X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/106d80ad373817594dba9aeacef76b663eda2d0b..2fb18bf45bcf391a8eb973886072dc67893e9bbe:/src/msw/utils.cpp diff --git a/src/msw/utils.cpp b/src/msw/utils.cpp index d8cedf876e..567034d027 100644 --- a/src/msw/utils.cpp +++ b/src/msw/utils.cpp @@ -34,6 +34,7 @@ #include "wx/apptrait.h" #include "wx/dynlib.h" #include "wx/dynload.h" +#include "wx/scopeguard.h" #include "wx/confbase.h" // for wxExpandEnvVars() @@ -121,12 +122,11 @@ static const wxChar eUSERNAME[] = wxT("UserName"); // ---------------------------------------------------------------------------- // Get hostname only (without domain name) -bool wxGetHostName(wxChar *buf, int maxSize) +bool wxGetHostName(wxChar *WXUNUSED_IN_WINCE(buf), + int WXUNUSED_IN_WINCE(maxSize)) { #if defined(__WXWINCE__) // TODO-CE - wxUnusedVar(buf); - wxUnusedVar(maxSize); return false; #elif defined(__WIN32__) && !defined(__WXMICROWIN__) DWORD nSize = maxSize; @@ -236,12 +236,11 @@ bool wxGetFullHostName(wxChar *buf, int maxSize) } // Get user ID e.g. jacs -bool wxGetUserId(wxChar *buf, int maxSize) +bool wxGetUserId(wxChar *WXUNUSED_IN_WINCE(buf), + int WXUNUSED_IN_WINCE(maxSize)) { #if defined(__WXWINCE__) // TODO-CE - wxUnusedVar(buf); - wxUnusedVar(maxSize); return false; #elif defined(__WIN32__) && !defined(__WXMICROWIN__) DWORD nSize = maxSize; @@ -279,12 +278,11 @@ bool wxGetUserId(wxChar *buf, int maxSize) } // Get user name e.g. Julian Smart -bool wxGetUserName(wxChar *buf, int maxSize) +bool wxGetUserName(wxChar *WXUNUSED_IN_WINCE(buf), + int WXUNUSED_IN_WINCE(maxSize)) { #if defined(__WXWINCE__) // TODO-CE - wxUnusedVar(buf); - wxUnusedVar(maxSize); return false; #elif defined(USE_NET_API) CHAR szUserName[256]; @@ -466,13 +464,12 @@ wxChar *wxGetUserHome(const wxString& WXUNUSED(user)) return (wxChar *)wxGetHomeDir(&s_home); } -bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) +bool wxGetDiskSpace(const wxString& WXUNUSED_IN_WINCE(path), + wxLongLong *WXUNUSED_IN_WINCE(pTotal), + wxLongLong *WXUNUSED_IN_WINCE(pFree)) { #ifdef __WXWINCE__ // TODO-CE - wxUnusedVar(path); - wxUnusedVar(pTotal); - wxUnusedVar(pFree); return false; #else if ( path.empty() ) @@ -582,12 +579,11 @@ bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree) // env vars // ---------------------------------------------------------------------------- -bool wxGetEnv(const wxString& var, wxString *value) +bool wxGetEnv(const wxString& WXUNUSED_IN_WINCE(var), + wxString *WXUNUSED_IN_WINCE(value)) { #ifdef __WXWINCE__ // no environment variables under CE - wxUnusedVar(var); - wxUnusedVar(value); return false; #else // Win32 // first get the size of the buffer @@ -608,11 +604,15 @@ bool wxGetEnv(const wxString& var, wxString *value) #endif // WinCE/32 } -bool wxSetEnv(const wxString& var, const wxChar *value) +bool wxSetEnv(const wxString& WXUNUSED_IN_WINCE(var), + const wxChar *WXUNUSED_IN_WINCE(value)) { // some compilers have putenv() or _putenv() or _wputenv() but it's better // to always use Win32 function directly instead of dealing with them -#if defined(__WIN32__) && !defined(__WXWINCE__) +#ifdef __WXWINCE__ + // no environment variables under CE + return false; +#else if ( !::SetEnvironmentVariable(var, value) ) { wxLogLastError(_T("SetEnvironmentVariable")); @@ -621,11 +621,6 @@ bool wxSetEnv(const wxString& var, const wxChar *value) } return true; -#else // no way to set env vars - // no environment variables under CE - wxUnusedVar(var); - wxUnusedVar(value); - return false; #endif } @@ -685,19 +680,19 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) { if ( krc ) { - if ( ::GetLastError() == ERROR_ACCESS_DENIED ) - { - *krc = wxKILL_ACCESS_DENIED; - } - else - { - *krc = wxKILL_NO_PROCESS; - } + // recognize wxKILL_ACCESS_DENIED as special because this doesn't + // mean that the process doesn't exist and this is important for + // wxProcess::Exists() + *krc = ::GetLastError() == ERROR_ACCESS_DENIED + ? wxKILL_ACCESS_DENIED + : wxKILL_NO_PROCESS; } return -1; } + wxON_BLOCK_EXIT1(::CloseHandle, hProcess); + bool ok = true; switch ( sig ) { @@ -720,7 +715,9 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) case wxSIGNONE: // do nothing, we just want to test for process existence - break; + if ( krc ) + *krc = wxKILL_OK; + return 0; default: // any other signal means "terminate" @@ -729,7 +726,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) params.pid = (DWORD)pid; // EnumWindows() has nice semantics: it returns 0 if it found - // something or if an error occured and non zero if it + // something or if an error occurred and non zero if it // enumerated all the window if ( !::EnumWindows(wxEnumFindByPidProc, (LPARAM)¶ms) ) { @@ -738,7 +735,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) { // tell the app to close // - // NB: this is the harshest way, the app won't have + // NB: this is the harshest way, the app won't have an // opportunity to save any files, for example, but // this is probably what we want here. If not we // can also use SendMesageTimeout(WM_CLOSE) @@ -757,9 +754,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) else // no windows for this PID { if ( krc ) - { *krc = wxKILL_ERROR; - } ok = false; } @@ -767,8 +762,7 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) } // the return code - DWORD rc; - + DWORD rc wxDUMMY_INITIALIZE(0); if ( ok ) { // as we wait for a short time, we can use just WaitForSingleObject() @@ -793,45 +787,30 @@ int wxKill(long pid, wxSignal sig, wxKillError *krc, int flags) case WAIT_TIMEOUT: if ( krc ) - { *krc = wxKILL_ERROR; - } rc = STILL_ACTIVE; break; } } - else // !ok - { - // just to suppress the warnings about uninitialized variable - rc = 0; - } - ::CloseHandle(hProcess); // the return code is the same as from Unix kill(): 0 if killed // successfully or -1 on error - // - // be careful to interpret rc correctly: for wxSIGNONE we return success if - // the process exists, for all the other sig values -- if it doesn't - if ( ok && - ((sig == wxSIGNONE) == (rc == STILL_ACTIVE)) ) - { - if ( krc ) - { - *krc = wxKILL_OK; - } + if ( !ok || rc == STILL_ACTIVE ) + return -1; - return 0; - } + if ( krc ) + *krc = wxKILL_OK; - // error - return -1; + return 0; } -HANDLE (WINAPI *lpfCreateToolhelp32Snapshot)(DWORD,DWORD) ; -BOOL (WINAPI *lpfProcess32First)(HANDLE,LPPROCESSENTRY32) ; -BOOL (WINAPI *lpfProcess32Next)(HANDLE,LPPROCESSENTRY32) ; +typedef HANDLE (WINAPI *CreateToolhelp32Snapshot_t)(DWORD,DWORD); +typedef BOOL (WINAPI *Process32_t)(HANDLE,LPPROCESSENTRY32); + +CreateToolhelp32Snapshot_t lpfCreateToolhelp32Snapshot; +Process32_t lpfProcess32First, lpfProcess32Next; static void InitToolHelp32() { @@ -846,9 +825,9 @@ static void InitToolHelp32() lpfProcess32First = NULL; lpfProcess32Next = NULL; - HINSTANCE hInstLib = LoadLibrary( wxT("Kernel32.DLL") ) ; - if( hInstLib == NULL ) - return ; +#if wxUSE_DYNLIB_CLASS + + wxDynamicLibrary dllKernel(_T("kernel32.dll"), wxDL_VERBATIM); // Get procedure addresses. // We are linking to these functions of Kernel32 @@ -856,37 +835,16 @@ static void InitToolHelp32() // this code would fail to load under Windows NT, // which does not have the Toolhelp32 // functions in the Kernel 32. - lpfCreateToolhelp32Snapshot= - (HANDLE(WINAPI *)(DWORD,DWORD)) - GetProcAddress( hInstLib, -#ifdef __WXWINCE__ - wxT("CreateToolhelp32Snapshot") -#else - "CreateToolhelp32Snapshot" -#endif - ) ; + lpfCreateToolhelp32Snapshot = + (CreateToolhelp32Snapshot_t)dllKernel.RawGetSymbol(_T("CreateToolhelp32Snapshot")); - lpfProcess32First= - (BOOL(WINAPI *)(HANDLE,LPPROCESSENTRY32)) - GetProcAddress( hInstLib, -#ifdef __WXWINCE__ - wxT("Process32First") -#else - "Process32First" -#endif - ) ; + lpfProcess32First = + (Process32_t)dllKernel.RawGetSymbol(_T("Process32First")); - lpfProcess32Next= - (BOOL(WINAPI *)(HANDLE,LPPROCESSENTRY32)) - GetProcAddress( hInstLib, -#ifdef __WXWINCE__ - wxT("Process32Next") -#else - "Process32Next" -#endif - ) ; + lpfProcess32Next = + (Process32_t)dllKernel.RawGetSymbol(_T("Process32Next")); - FreeLibrary( hInstLib ) ; +#endif // wxUSE_DYNLIB_CLASS } // By John Skiff @@ -963,11 +921,10 @@ bool wxShell(const wxString& command) } // Shutdown or reboot the PC -bool wxShutdown(wxShutdownFlags wFlags) +bool wxShutdown(wxShutdownFlags WXUNUSED_IN_WINCE(wFlags)) { #ifdef __WXWINCE__ // TODO-CE - wxUnusedVar(wFlags); return false; #elif defined(__WIN32__) bool bOK = true; @@ -1069,6 +1026,7 @@ void wxBell() bool wxIsDebuggerRunning() { +#if wxUSE_DYNLIB_CLASS // IsDebuggerPresent() is not available under Win95, so load it dynamically wxDynamicLibrary dll(_T("kernel32.dll"), wxDL_VERBATIM); @@ -1080,6 +1038,9 @@ bool wxIsDebuggerRunning() } return (*(IsDebuggerPresent_t)dll.GetSymbol(_T("IsDebuggerPresent")))() != 0; +#else + return false; +#endif } // ---------------------------------------------------------------------------- @@ -1241,6 +1202,62 @@ wxToolkitInfo& wxAppTraits::GetToolkitInfo() return info; } +wxWinVersion wxGetWinVersion() +{ + int verMaj, + verMin; + switch ( wxGetOsVersion(&verMaj, &verMin) ) + { + case wxWIN95: + if ( verMaj == 4 ) + { + switch ( verMin ) + { + case 0: + return wxWinVersion_95; + + case 10: + return wxWinVersion_98; + + case 90: + return wxWinVersion_ME; + } + } + break; + + case wxWINDOWS_NT: + switch ( verMaj ) + { + case 3: + return wxWinVersion_NT3; + + case 4: + return wxWinVersion_NT4; + + case 5: + switch ( verMin ) + { + case 0: + return wxWinVersion_2000; + + case 1: + return wxWinVersion_XP; + + case 2: + return wxWinVersion_2003; + } + break; + + case 6: + return wxWinVersion_NT6; + } + break; + + } + + return wxWinVersion_Unknown; +} + // ---------------------------------------------------------------------------- // sleep functions // ---------------------------------------------------------------------------- @@ -1478,7 +1495,7 @@ extern long wxCharsetToCodepage(const wxChar *name) 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 + NULL. classname is the desired wndclass classname. If function successfully registers the class, pclassname will be set to classname. */ extern "C" WXDLLIMPEXP_BASE HWND