X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/657a7545e0c7a9bb2132fb336b08357c80616357..8472511246c9160d4ff40ab86f635fc67c10b54a:/src/common/utilscmn.cpp diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp index 977675ac1a..f5ba00045b 100644 --- a/src/common/utilscmn.cpp +++ b/src/common/utilscmn.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: utilscmn.cpp +// Name: src/common/utilscmn.cpp // Purpose: Miscellaneous utility functions and classes // Author: Julian Smart // Modified by: @@ -17,17 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__) -// Some older compilers (such as EMX) cannot handle -// #pragma interface/implementation correctly, iff -// #pragma implementation is used in _two_ translation -// units (as created by e.g. event.cpp compiled for -// libwx_base and event.cpp compiled for libwx_gui_core). -// So we must not use those pragmas for those compilers in -// such files. - #pragma implementation "utils.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -63,9 +52,10 @@ #include "wx/uri.h" #include "wx/mimetype.h" #include "wx/config.h" +#include "wx/versioninfo.h" #if defined(__WXWINCE__) && wxUSE_DATETIME -#include "wx/datetime.h" + #include "wx/datetime.h" #endif #include @@ -73,160 +63,57 @@ #include #include -#if !defined(__WATCOMC__) +#if !wxONLY_WATCOM_EARLIER_THAN(1,4) #if !(defined(_MSC_VER) && (_MSC_VER > 800)) #include #endif #endif #if wxUSE_GUI - #include "wx/colordlg.h" - #include "wx/fontdlg.h" #include "wx/notebook.h" - #include "wx/frame.h" #include "wx/statusbr.h" #endif // wxUSE_GUI #ifndef __WXWINCE__ -#include + #include #else -#include "wx/msw/wince/time.h" + #include "wx/msw/wince/time.h" +#endif + +#ifdef __WXMAC__ + #include "wx/osx/private.h" #endif -#if !defined(__MWERKS__) && !defined(__WXWINCE__) +#if !defined(__WXWINCE__) #include #include #endif -#if defined(__WXMSW__) +#if defined(__WINDOWS__) #include "wx/msw/private.h" + #include "wx/filesys.h" #endif -#if wxUSE_BASE - -// ---------------------------------------------------------------------------- -// common data -// ---------------------------------------------------------------------------- +#if wxUSE_GUI && defined(__WXGTK__) + #include // for GTK_XXX_VERSION constants +#endif -#if WXWIN_COMPATIBILITY_2_2 - const wxChar *wxInternalErrorStr = wxT("wxWidgets Internal Error"); - const wxChar *wxFatalErrorStr = wxT("wxWidgets Fatal Error"); -#endif // WXWIN_COMPATIBILITY_2_2 +#if wxUSE_BASE // ============================================================================ // implementation // ============================================================================ -#if WXWIN_COMPATIBILITY_2_4 - -wxChar * -copystring (const wxChar *s) -{ - if (s == NULL) s = wxEmptyString; - size_t len = wxStrlen (s) + 1; - - wxChar *news = new wxChar[len]; - memcpy (news, s, len * sizeof(wxChar)); // Should be the fastest - - return news; -} - -#endif // WXWIN_COMPATIBILITY_2_4 - -// ---------------------------------------------------------------------------- -// String <-> Number conversions (deprecated) -// ---------------------------------------------------------------------------- - -#if WXWIN_COMPATIBILITY_2_4 - -WXDLLIMPEXP_DATA_BASE(const wxChar *) wxFloatToStringStr = wxT("%.2f"); -WXDLLIMPEXP_DATA_BASE(const wxChar *) wxDoubleToStringStr = wxT("%.2f"); - -void -StringToFloat (const wxChar *s, float *number) -{ - if (s && *s && number) - *number = (float) wxStrtod (s, (wxChar **) NULL); -} - -void -StringToDouble (const wxChar *s, double *number) -{ - if (s && *s && number) - *number = wxStrtod (s, (wxChar **) NULL); -} - -wxChar * -FloatToString (float number, const wxChar *fmt) -{ - static wxChar buf[256]; - - wxSprintf (buf, fmt, number); - return buf; -} - -wxChar * -DoubleToString (double number, const wxChar *fmt) -{ - static wxChar buf[256]; - - wxSprintf (buf, fmt, number); - return buf; -} - -void -StringToInt (const wxChar *s, int *number) -{ - if (s && *s && number) - *number = (int) wxStrtol (s, (wxChar **) NULL, 10); -} - -void -StringToLong (const wxChar *s, long *number) -{ - if (s && *s && number) - *number = wxStrtol (s, (wxChar **) NULL, 10); -} - -wxChar * -IntToString (int number) -{ - static wxChar buf[20]; - - wxSprintf (buf, wxT("%d"), number); - return buf; -} - -wxChar * -LongToString (long number) -{ - static wxChar buf[20]; - - wxSprintf (buf, wxT("%ld"), number); - return buf; -} - -#endif // WXWIN_COMPATIBILITY_2_4 - // Array used in DecToHex conversion routine. -static wxChar hexArray[] = wxT("0123456789ABCDEF"); +static const wxChar hexArray[] = wxT("0123456789ABCDEF"); // Convert 2-digit hex number to decimal -int wxHexToDec(const wxString& buf) +int wxHexToDec(const wxString& str) { - int firstDigit, secondDigit; - - if (buf.GetChar(0) >= wxT('A')) - firstDigit = buf.GetChar(0) - wxT('A') + 10; - else - firstDigit = buf.GetChar(0) - wxT('0'); - - if (buf.GetChar(1) >= wxT('A')) - secondDigit = buf.GetChar(1) - wxT('A') + 10; - else - secondDigit = buf.GetChar(1) - wxT('0'); - - return (firstDigit & 0xF) * 16 + (secondDigit & 0xF ); + char buf[2]; + buf[0] = str.GetChar(0); + buf[1] = str.GetChar(1); + return wxHexToDec((const char*) buf); } // Convert decimal integer to 2-character hex string @@ -239,6 +126,15 @@ void wxDecToHex(int dec, wxChar *buf) buf[2] = 0; } +// Convert decimal integer to 2 characters +void wxDecToHex(int dec, char* ch1, char* ch2) +{ + int firstDigit = (int)(dec/16.0); + int secondDigit = (int)(dec - (firstDigit*16.0)); + (*ch1) = (char) hexArray[firstDigit]; + (*ch2) = (char) hexArray[secondDigit]; +} + // Convert decimal integer to 2-character hex string wxString wxDecToHex(int dec) { @@ -262,17 +158,19 @@ wxString wxNow() return wxEmptyString; #endif #else - time_t now = time((time_t *) NULL); + time_t now = time(NULL); char *date = ctime(&now); date[24] = '\0'; return wxString::FromAscii(date); #endif } +#if WXWIN_COMPATIBILITY_2_8 void wxUsleep(unsigned long milliseconds) { wxMilliSleep(milliseconds); } +#endif const wxChar *wxGetInstallPrefix() { @@ -295,20 +193,218 @@ wxString wxGetDataDir() return dir; } -int wxGetOsVersion(int *verMaj, int *verMin) +bool wxIsPlatformLittleEndian() +{ + // Are we little or big endian? This method is from Harbison & Steele. + union + { + long l; + char c[sizeof(long)]; + } u; + u.l = 1; + + return u.c[0] == 1; +} + + +// ---------------------------------------------------------------------------- +// wxPlatform +// ---------------------------------------------------------------------------- + +/* + * Class to make it easier to specify platform-dependent values + */ + +wxArrayInt* wxPlatform::sm_customPlatforms = NULL; + +void wxPlatform::Copy(const wxPlatform& platform) +{ + m_longValue = platform.m_longValue; + m_doubleValue = platform.m_doubleValue; + m_stringValue = platform.m_stringValue; +} + +wxPlatform wxPlatform::If(int platform, long value) +{ + if (Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform wxPlatform::IfNot(int platform, long value) +{ + if (!Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform& wxPlatform::ElseIf(int platform, long value) +{ + if (Is(platform)) + m_longValue = value; + return *this; +} + +wxPlatform& wxPlatform::ElseIfNot(int platform, long value) +{ + if (!Is(platform)) + m_longValue = value; + return *this; +} + +wxPlatform wxPlatform::If(int platform, double value) +{ + if (Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform wxPlatform::IfNot(int platform, double value) +{ + if (!Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform& wxPlatform::ElseIf(int platform, double value) +{ + if (Is(platform)) + m_doubleValue = value; + return *this; +} + +wxPlatform& wxPlatform::ElseIfNot(int platform, double value) +{ + if (!Is(platform)) + m_doubleValue = value; + return *this; +} + +wxPlatform wxPlatform::If(int platform, const wxString& value) +{ + if (Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform wxPlatform::IfNot(int platform, const wxString& value) +{ + if (!Is(platform)) + return wxPlatform(value); + else + return wxPlatform(); +} + +wxPlatform& wxPlatform::ElseIf(int platform, const wxString& value) +{ + if (Is(platform)) + m_stringValue = value; + return *this; +} + +wxPlatform& wxPlatform::ElseIfNot(int platform, const wxString& value) +{ + if (!Is(platform)) + m_stringValue = value; + return *this; +} + +wxPlatform& wxPlatform::Else(long value) +{ + m_longValue = value; + return *this; +} + +wxPlatform& wxPlatform::Else(double value) +{ + m_doubleValue = value; + return *this; +} + +wxPlatform& wxPlatform::Else(const wxString& value) +{ + m_stringValue = value; + return *this; +} + +void wxPlatform::AddPlatform(int platform) { - // we want this function to work even if there is no wxApp - wxConsoleAppTraits traitsConsole; - wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; - if ( ! traits ) - traits = &traitsConsole; + if (!sm_customPlatforms) + sm_customPlatforms = new wxArrayInt; + sm_customPlatforms->Add(platform); +} + +void wxPlatform::ClearPlatforms() +{ + wxDELETE(sm_customPlatforms); +} + +/// Function for testing current platform + +bool wxPlatform::Is(int platform) +{ +#ifdef __WINDOWS__ + if (platform == wxOS_WINDOWS) + return true; +#endif +#ifdef __WXWINCE__ + if (platform == wxOS_WINDOWS_CE) + return true; +#endif + +#if 0 + +// FIXME: wxWinPocketPC and wxWinSmartPhone are unknown symbols + +#if defined(__WXWINCE__) && defined(__POCKETPC__) + if (platform == wxWinPocketPC) + return true; +#endif +#if defined(__WXWINCE__) && defined(__SMARTPHONE__) + if (platform == wxWinSmartPhone) + return true; +#endif + +#endif + +#ifdef __WXGTK__ + if (platform == wxPORT_GTK) + return true; +#endif +#ifdef __WXMAC__ + if (platform == wxPORT_MAC) + return true; +#endif +#ifdef __WXX11__ + if (platform == wxPORT_X11) + return true; +#endif +#ifdef __UNIX__ + if (platform == wxOS_UNIX) + return true; +#endif +#ifdef __OS2__ + if (platform == wxOS_OS2) + return true; +#endif +#ifdef __WXPM__ + if (platform == wxPORT_PM) + return true; +#endif +#ifdef __WXCOCOA__ + if (platform == wxPORT_MAC) + return true; +#endif + + if (sm_customPlatforms && sm_customPlatforms->Index(platform) != wxNOT_FOUND) + return true; - wxToolkitInfo& info = traits->GetToolkitInfo(); - if ( verMaj ) - *verMaj = info.versionMajor; - if ( verMin ) - *verMin = info.versionMinor; - return info.os; + return false; } // ---------------------------------------------------------------------------- @@ -322,8 +418,7 @@ bool wxGetEmailAddress(wxChar *address, int maxSize) if ( !email ) return false; - wxStrncpy(address, email, maxSize - 1); - address[maxSize - 1] = wxT('\0'); + wxStrlcpy(address, email.t_str(), maxSize); return true; } @@ -421,7 +516,7 @@ wxString wxGetCurrentDir() { if ( errno != ERANGE ) { - wxLogSysError(_T("Failed to get current directory")); + wxLogSysError(wxT("Failed to get current directory")); return wxEmptyString; } @@ -439,41 +534,126 @@ wxString wxGetCurrentDir() #endif // 0 +// ---------------------------------------------------------------------------- +// Environment +// ---------------------------------------------------------------------------- + +#ifdef __WXOSX__ +#if wxOSX_USE_COCOA_OR_CARBON + #include +#endif +#endif + +bool wxGetEnvMap(wxEnvVariableHashMap *map) +{ + wxCHECK_MSG( map, false, wxS("output pointer can't be NULL") ); + +#if defined(__VISUALC__) + // This variable only exists to force the CRT to fill the wide char array, + // it might only have it in narrow char version until now as we use main() + // (and not _wmain()) as our entry point. + static wxChar* s_dummyEnvVar = _tgetenv(wxT("TEMP")); + + wxChar **env = _tenviron; +#elif defined(__VMS) + // Now this routine wil give false for OpenVMS + // TODO : should we do something with logicals? + char **env=NULL; +#elif defined(__DARWIN__) +#if wxOSX_USE_COCOA_OR_CARBON + // Under Mac shared libraries don't have access to the global environ + // variable so use this Mac-specific function instead as advised by + // environ(7) under Darwin + char ***penv = _NSGetEnviron(); + if ( !penv ) + return false; + char **env = *penv; +#else + char **env=NULL; + // todo translate NSProcessInfo environment into map +#endif +#else // non-MSVC non-Mac + // Not sure if other compilers have _tenviron so use the (more standard) + // ANSI version only for them. + + // Both POSIX and Single UNIX Specification say that this variable must + // exist but not that it must be declared anywhere and, indeed, it's not + // declared in several common systems (some BSDs, Solaris with native CC) + // so we (re)declare it ourselves to deal with these cases. However we do + // not do this under MSW where there can be DLL-related complications, i.e. + // the variable might be DLL-imported or not. Luckily we don't have to + // worry about this as all MSW compilers do seem to define it in their + // standard headers anyhow so we can just rely on already having the + // correct declaration. And if this turns out to be wrong, we can always + // add a configure test checking whether it is declared later. +#ifndef __WINDOWS__ + extern char **environ; +#endif // !__WINDOWS__ + + char **env = environ; +#endif + + if ( env ) + { + wxString name, + value; + while ( *env ) + { + const wxString var(*env); + + name = var.BeforeFirst(wxS('='), &value); + + (*map)[name] = value; + + env++; + } + + return true; + } + + return false; +} + // ---------------------------------------------------------------------------- // wxExecute // ---------------------------------------------------------------------------- -// wxDoExecuteWithCapture() helper: reads an entire stream into one array +// wxDoExecuteWithCapture() helper: reads an entire stream into one array if +// the stream is non-NULL (it doesn't do anything if it's NULL). // // returns true if ok, false if error #if wxUSE_STREAMS static bool ReadAll(wxInputStream *is, wxArrayString& output) { - wxCHECK_MSG( is, false, _T("NULL stream in wxExecute()?") ); + if ( !is ) + return true; // the stream could be already at EOF or in wxSTREAM_BROKEN_PIPE state is->Reset(); wxTextInputStream tis(*is); - bool cont = true; - while ( cont ) + for ( ;; ) { wxString line = tis.ReadLine(); + + // check for EOF before other errors as it's not really an error if ( is->Eof() ) + { + // add the last, possibly incomplete, line + if ( !line.empty() ) + output.Add(line); break; + } + // any other error is fatal if ( !*is ) - { - cont = false; - } - else - { - output.Add(line); - } + return false; + + output.Add(line); } - return cont; + return true; } #endif // wxUSE_STREAMS @@ -483,26 +663,26 @@ static bool ReadAll(wxInputStream *is, wxArrayString& output) static long wxDoExecuteWithCapture(const wxString& command, wxArrayString& output, wxArrayString* error, - int flags) + int flags, + const wxExecuteEnv *env) { // create a wxProcess which will capture the output wxProcess *process = new wxProcess; process->Redirect(); - long rc = wxExecute(command, wxEXEC_SYNC | flags, process); + long rc = wxExecute(command, wxEXEC_SYNC | flags, process, env); #if wxUSE_STREAMS - if ( rc != -1 ) + // Notice that while -1 indicates an error exit code for us, a program + // exiting with this code could still have written something to its stdout + // and, especially, stderr, so we still need to read from them. + if ( !ReadAll(process->GetInputStream(), output) ) + rc = -1; + + if ( error ) { - if ( !ReadAll(process->GetInputStream(), output) ) + if ( !ReadAll(process->GetErrorStream(), *error) ) rc = -1; - - if ( error ) - { - if ( !ReadAll(process->GetErrorStream(), *error) ) - rc = -1; - } - } #else wxUnusedVar(output); @@ -514,217 +694,476 @@ static long wxDoExecuteWithCapture(const wxString& command, return rc; } -long wxExecute(const wxString& command, wxArrayString& output, int flags) +long wxExecute(const wxString& command, wxArrayString& output, int flags, + const wxExecuteEnv *env) { - return wxDoExecuteWithCapture(command, output, NULL, flags); + return wxDoExecuteWithCapture(command, output, NULL, flags, env); } long wxExecute(const wxString& command, wxArrayString& output, wxArrayString& error, - int flags) + int flags, + const wxExecuteEnv *env) { - return wxDoExecuteWithCapture(command, output, &error, flags); + return wxDoExecuteWithCapture(command, output, &error, flags, env); } // ---------------------------------------------------------------------------- -// Launch default browser +// Id functions // ---------------------------------------------------------------------------- -bool wxLaunchDefaultBrowser(const wxString& url) +// Id generation +static long wxCurrentId = 100; + +long wxNewId() +{ + // skip the part of IDs space that contains hard-coded values: + if (wxCurrentId == wxID_LOWEST) + wxCurrentId = wxID_HIGHEST + 1; + + return wxCurrentId++; +} + +long +wxGetCurrentId(void) { return wxCurrentId; } + +void +wxRegisterId (long id) { - wxString finalurl = url; + if (id >= wxCurrentId) + wxCurrentId = id + 1; +} - //if it isn't a full url, try appending http:// to it - if(wxURI(url).IsReference()) - finalurl = wxString(wxT("http://")) + url; +// ---------------------------------------------------------------------------- +// wxQsort, adapted by RR to allow user_data +// ---------------------------------------------------------------------------- -#if defined(__WXMSW__) && wxUSE_CONFIG_NATIVE +/* This file is part of the GNU C Library. + Written by Douglas C. Schmidt (schmidt@ics.uci.edu). - wxString command; + Douglas Schmidt kindly gave permission to relicence the + code under the wxWindows licence: - // ShellExecute() always opens in the same window, - // so do it manually for new window (from Mahogany) - wxRegKey key(wxRegKey::HKCR, url.BeforeFirst(':') + wxT("\\shell\\open")); - if ( key.Exists() ) - { - wxRegKey keyDDE(key, wxT("DDEExec")); - if ( keyDDE.Exists() ) - { - wxString ddeTopic = wxRegKey(keyDDE, wxT("topic")); +From: "Douglas C. Schmidt" +To: Robert Roebling +Subject: Re: qsort licence +Date: Mon, 23 Jul 2007 03:44:25 -0500 +Sender: schmidt@dre.vanderbilt.edu +Message-Id: <20070723084426.64F511000A8@tango.dre.vanderbilt.edu> - // we only know the syntax of WWW_OpenURL DDE request - if ( ddeTopic == wxT("WWW_OpenURL") ) - { - wxString ddeCmd = keyDDE; +Hi Robert, - // this is a bit naive but should work as -1 can't appear - // elsewhere in the DDE topic, normally - if ( ddeCmd.Replace(wxT("-1"), wxT("0"), - false /* only first occurence */) == 1 ) - { - // and also replace the parameters - if ( ddeCmd.Replace(wxT("%1"), url, false) == 1 ) - { - // magic incantation understood by wxMSW - command << wxT("WX_DDE#") - << wxRegKey(key, wxT("command")).QueryDefaultValue() << wxT('#') - << wxRegKey(keyDDE, wxT("application")).QueryDefaultValue() - << wxT('#') << ddeTopic << wxT('#') - << ddeCmd; - } - } - } - } - } +> [...] I'm asking if you'd be willing to relicence your code +> under the wxWindows licence. [...] - //Try wxExecute - if it doesn't work or the regkey stuff - //above failed, fallback to opening the file in the same - //browser window - if ( command.empty() || wxExecute(command) == -1) - { - // CYGWIN and MINGW may have problems - so load ShellExecute - // dynamically - typedef HINSTANCE (*LPShellExecute)(HWND hwnd, const wxChar* lpOperation, - const wxChar* lpFile, - const wxChar* lpParameters, - const wxChar* lpDirectory, - INT nShowCmd); - - HINSTANCE hShellDll = ::LoadLibrary(wxT("shell32.dll")); - if(hShellDll == NULL) - return false; +That's fine with me [...] - LPShellExecute lpShellExecute = - (LPShellExecute) ::GetProcAddress(hShellDll, - wxString::Format(wxT("ShellExecute%s"), +Thanks, -#ifdef __WXUNICODE__ - wxT("W") -#else - wxT("A") -#endif -#ifdef __WXWINCE__ - ) -#else - ).mb_str(wxConvLocal) -#endif - ); - if(lpShellExecute == NULL) - return false; + Doug */ - // Windows sometimes doesn't open the browser correctly when using mime - // types, so do ShellExecute - i.e. start (from James Carroll) - unsigned int nResult = (int) (*lpShellExecute)(NULL, NULL, finalurl.c_str(), - NULL, wxT(""), SW_SHOWNORMAL); - // Unload Shell32.dll - ::FreeLibrary(hShellDll); +/* Byte-wise swap two items of size SIZE. */ +#define SWAP(a, b, size) \ + do \ + { \ + register size_t __size = (size); \ + register char *__a = (a), *__b = (b); \ + do \ + { \ + char __tmp = *__a; \ + *__a++ = *__b; \ + *__b++ = __tmp; \ + } while (--__size > 0); \ + } while (0) - // Hack for Firefox (returns file not found for some reason) - // from Angelo Mandato's wxHyperlinksCtrl - // HINSTANCE_ERROR == 32 - if (nResult <= HINSTANCE_ERROR && nResult != SE_ERR_FNF) - return false; +/* Discontinue quicksort algorithm when partition gets below this size. + This particular magic number was chosen to work best on a Sun 4/260. */ +#define MAX_THRESH 4 -#ifdef __WXDEBUG__ - // Log something if SE_ERR_FNF happens - if(nResult == SE_ERR_FNF) - wxLogDebug(wxT("Got SE_ERR_FNF from ShellExecute - maybe FireFox")); -#endif - } +/* Stack node declarations used to store unfulfilled partition obligations. */ +typedef struct + { + char *lo; + char *hi; + } stack_node; -#elif wxUSE_MIMETYPE +/* The next 4 #defines implement a very fast in-line stack abstraction. */ +#define STACK_SIZE (8 * sizeof(unsigned long int)) +#define PUSH(low, high) ((void) ((top->lo = (low)), (top->hi = (high)), ++top)) +#define POP(low, high) ((void) (--top, (low = top->lo), (high = top->hi))) +#define STACK_NOT_EMPTY (stack < top) - // Non-windows way - wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension (_T("html")); - if (!ft) - { - wxLogError(_T("No default application can open .html extension")); - return false; - } - wxString mt; - ft->GetMimeType(&mt); +/* Order size using quicksort. This implementation incorporates + four optimizations discussed in Sedgewick: - wxString cmd; - bool ok = ft->GetOpenCommand (&cmd, wxFileType::MessageParameters(finalurl)); - delete ft; + 1. Non-recursive, using an explicit stack of pointer that store the + next array partition to sort. To save time, this maximum amount + of space required to store an array of MAX_INT is allocated on the + stack. Assuming a 32-bit integer, this needs only 32 * + sizeof(stack_node) == 136 bits. Pretty cheap, actually. - if (ok) + 2. Chose the pivot element using a median-of-three decision tree. + This reduces the probability of selecting a bad pivot value and + eliminates certain extraneous comparisons. + + 3. Only quicksorts TOTAL_ELEMS / MAX_THRESH partitions, leaving + insertion sort to order the MAX_THRESH items within each partition. + This is a big win, since insertion sort is faster for small, mostly + sorted array segments. + + 4. The larger of the two sub-partitions is always pushed onto the + stack first, with the algorithm then concentrating on the + smaller partition. This *guarantees* no more than log (n) + stack size is needed (actually O(1) in this case)! */ + +void wxQsort(void* pbase, size_t total_elems, + size_t size, wxSortCallback cmp, const void* user_data) +{ + register char *base_ptr = (char *) pbase; + const size_t max_thresh = MAX_THRESH * size; + + if (total_elems == 0) + /* Avoid lossage with unsigned arithmetic below. */ + return; + + if (total_elems > MAX_THRESH) { - if( wxExecute (cmd, wxEXEC_ASYNC) == -1 ) + char *lo = base_ptr; + char *hi = &lo[size * (total_elems - 1)]; + stack_node stack[STACK_SIZE]; + stack_node *top = stack; + + PUSH (NULL, NULL); + + while (STACK_NOT_EMPTY) { - wxLogError(_T("Failed to launch application for wxLaunchDefaultBrowser")); - return false; + char *left_ptr; + char *right_ptr; + + /* Select median value from among LO, MID, and HI. Rearrange + LO and HI so the three values are sorted. This lowers the + probability of picking a pathological pivot value and + skips a comparison for both the LEFT_PTR and RIGHT_PTR. */ + + char *mid = lo + size * ((hi - lo) / size >> 1); + + if ((*cmp) ((void *) mid, (void *) lo, user_data) < 0) + SWAP (mid, lo, size); + if ((*cmp) ((void *) hi, (void *) mid, user_data) < 0) + SWAP (mid, hi, size); + else + goto jump_over; + if ((*cmp) ((void *) mid, (void *) lo, user_data) < 0) + SWAP (mid, lo, size); + jump_over:; + left_ptr = lo + size; + right_ptr = hi - size; + + /* Here's the famous ``collapse the walls'' section of quicksort. + Gotta like those tight inner loops! They are the main reason + that this algorithm runs much faster than others. */ + do + { + while ((*cmp) ((void *) left_ptr, (void *) mid, user_data) < 0) + left_ptr += size; + + while ((*cmp) ((void *) mid, (void *) right_ptr, user_data) < 0) + right_ptr -= size; + + if (left_ptr < right_ptr) + { + SWAP (left_ptr, right_ptr, size); + if (mid == left_ptr) + mid = right_ptr; + else if (mid == right_ptr) + mid = left_ptr; + left_ptr += size; + right_ptr -= size; + } + else if (left_ptr == right_ptr) + { + left_ptr += size; + right_ptr -= size; + break; + } + } + while (left_ptr <= right_ptr); + + /* Set up pointers for next iteration. First determine whether + left and right partitions are below the threshold size. If so, + ignore one or both. Otherwise, push the larger partition's + bounds on the stack and continue sorting the smaller one. */ + + if ((size_t) (right_ptr - lo) <= max_thresh) + { + if ((size_t) (hi - left_ptr) <= max_thresh) + /* Ignore both small partitions. */ + POP (lo, hi); + else + /* Ignore small left partition. */ + lo = left_ptr; + } + else if ((size_t) (hi - left_ptr) <= max_thresh) + /* Ignore small right partition. */ + hi = right_ptr; + else if ((right_ptr - lo) > (hi - left_ptr)) + { + /* Push larger left partition indices. */ + PUSH (lo, right_ptr); + lo = left_ptr; + } + else + { + /* Push larger right partition indices. */ + PUSH (left_ptr, hi); + hi = right_ptr; + } } } - else - return false; -#else // !wxUSE_MIMETYPE && !(WXMSW && wxUSE_NATIVE_CONFIG) + /* Once the BASE_PTR array is partially sorted by quicksort the rest + is completely sorted using insertion sort, since this is efficient + for partitions below MAX_THRESH size. BASE_PTR points to the beginning + of the array to sort, and END_PTR points at the very last element in + the array (*not* one beyond it!). */ - return false; + { + char *const end_ptr = &base_ptr[size * (total_elems - 1)]; + char *tmp_ptr = base_ptr; + char *thresh = base_ptr + max_thresh; + if ( thresh > end_ptr ) + thresh = end_ptr; + register char *run_ptr; -#endif + /* Find smallest element in first threshold and place it at the + array's beginning. This is the smallest array element, + and the operation speeds up insertion sort's inner loop. */ - //success - hopefully - return true; -} + for (run_ptr = tmp_ptr + size; run_ptr <= thresh; run_ptr += size) + if ((*cmp) ((void *) run_ptr, (void *) tmp_ptr, user_data) < 0) + tmp_ptr = run_ptr; -// ---------------------------------------------------------------------------- -// wxApp::Yield() wrappers for backwards compatibility -// ---------------------------------------------------------------------------- + if (tmp_ptr != base_ptr) + SWAP (tmp_ptr, base_ptr, size); -bool wxYield() -{ - return wxTheApp && wxTheApp->Yield(); -} + /* Insertion sort, running from left-hand-side up to right-hand-side. */ -bool wxYieldIfNeeded() -{ - return wxTheApp && wxTheApp->Yield(true); + run_ptr = base_ptr + size; + while ((run_ptr += size) <= end_ptr) + { + tmp_ptr = run_ptr - size; + while ((*cmp) ((void *) run_ptr, (void *) tmp_ptr, user_data) < 0) + tmp_ptr -= size; + + tmp_ptr += size; + if (tmp_ptr != run_ptr) + { + char *trav; + + trav = run_ptr + size; + while (--trav >= run_ptr) + { + char c = *trav; + char *hi, *lo; + + for (hi = lo = trav; (lo -= size) >= tmp_ptr; hi = lo) + *hi = *lo; + *hi = c; + } + } + } + } } #endif // wxUSE_BASE + + // ============================================================================ // GUI-only functions from now on // ============================================================================ #if wxUSE_GUI -// Id generation -static long wxCurrentId = 100; +// this function is only really implemented for X11-based ports, including GTK1 +// (GTK2 sets detectable auto-repeat automatically anyhow) +#if !(defined(__WXX11__) || defined(__WXMOTIF__) || \ + (defined(__WXGTK__) && !defined(__WXGTK20__))) +bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) ) +{ + return true; +} +#endif // !X11-based port -long wxNewId() +// ---------------------------------------------------------------------------- +// Launch default browser +// ---------------------------------------------------------------------------- + +#if defined(__WINDOWS__) + +// implemented in a port-specific utils source file: +bool wxDoLaunchDefaultBrowser(const wxString& url, const wxString& scheme, int flags); + +#elif defined(__WXX11__) || defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXCOCOA__) || \ + (defined(__WXOSX__) ) + +// implemented in a port-specific utils source file: +bool wxDoLaunchDefaultBrowser(const wxString& url, int flags); + +#else + +// a "generic" implementation: +bool wxDoLaunchDefaultBrowser(const wxString& url, int flags) { - // skip the part of IDs space that contains hard-coded values: - if (wxCurrentId == wxID_LOWEST) - wxCurrentId = wxID_HIGHEST + 1; + // on other platforms try to use mime types or wxExecute... - return wxCurrentId++; -} + bool ok = false; + wxString cmd; -long -wxGetCurrentId(void) { return wxCurrentId; } +#if wxUSE_MIMETYPE + wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension(wxT("html")); + if ( ft ) + { + wxString mt; + ft->GetMimeType(&mt); -void -wxRegisterId (long id) + ok = ft->GetOpenCommand(&cmd, wxFileType::MessageParameters(url)); + delete ft; + } +#endif // wxUSE_MIMETYPE + + if ( !ok || cmd.empty() ) + { + // fallback to checking for the BROWSER environment variable + if ( !wxGetEnv(wxT("BROWSER"), &cmd) || cmd.empty() ) + cmd << wxT(' ') << url; + } + + ok = ( !cmd.empty() && wxExecute(cmd) ); + if (ok) + return ok; + + // no file type for HTML extension + wxLogError(_("No default application configured for HTML files.")); + + return false; +} +#endif + +static bool DoLaunchDefaultBrowserHelper(const wxString& urlOrig, int flags) { - if (id >= wxCurrentId) - wxCurrentId = id + 1; + // NOTE: we don't have to care about the wxBROWSER_NOBUSYCURSOR flag + // as it was already handled by wxLaunchDefaultBrowser + + wxUnusedVar(flags); + + wxString url(urlOrig), scheme; + wxURI uri(url); + + // this check is useful to avoid that wxURI recognizes as scheme parts of + // the filename, in case urlOrig is a local filename + // (e.g. "C:\\test.txt" when parsed by wxURI reports a scheme == "C") + bool hasValidScheme = uri.HasScheme() && uri.GetScheme().length() > 1; + +#if defined(__WINDOWS__) + + // NOTE: when testing wxMSW's wxLaunchDefaultBrowser all possible forms + // of the URL/flags should be tested; e.g.: + // + // for (int i=0; i<2; i++) + // { + // // test arguments without a valid URL scheme: + // wxLaunchDefaultBrowser("C:\\test.txt", i==0 ? 0 : wxBROWSER_NEW_WINDOW); + // wxLaunchDefaultBrowser("wxwidgets.org", i==0 ? 0 : wxBROWSER_NEW_WINDOW); + // + // // test arguments with different valid schemes: + // wxLaunchDefaultBrowser("file:/C%3A/test.txt", i==0 ? 0 : wxBROWSER_NEW_WINDOW); + // wxLaunchDefaultBrowser("http://wxwidgets.org", i==0 ? 0 : wxBROWSER_NEW_WINDOW); + // wxLaunchDefaultBrowser("mailto:user@host.org", i==0 ? 0 : wxBROWSER_NEW_WINDOW); + // } + // (assuming you have a C:\test.txt file) + + if ( !hasValidScheme ) + { + if (wxFileExists(urlOrig) || wxDirExists(urlOrig)) + { + scheme = "file"; + // do not prepend the file scheme to the URL as ShellExecuteEx() doesn't like it + } + else + { + url.Prepend(wxS("http://")); + scheme = "http"; + } + } + else if ( hasValidScheme ) + { + scheme = uri.GetScheme(); + + if ( uri.GetScheme() == "file" ) + { + // TODO: extract URLToFileName() to some always compiled in + // function +#if wxUSE_FILESYSTEM + // ShellExecuteEx() doesn't like the "file" scheme when opening local files; + // remove it + url = wxFileSystem::URLToFileName(url).GetFullPath(); +#endif // wxUSE_FILESYSTEM + } + } + + if (wxDoLaunchDefaultBrowser(url, scheme, flags)) + return true; + //else: call wxLogSysError +#else + if ( !hasValidScheme ) + { + // set the scheme of url to "http" or "file" if it does not have one + if (wxFileExists(urlOrig) || wxDirExists(urlOrig)) + url.Prepend(wxS("file://")); + else + url.Prepend(wxS("http://")); + } + + if (wxDoLaunchDefaultBrowser(url, flags)) + return true; + //else: call wxLogSysError +#endif + + wxLogSysError(_("Failed to open URL \"%s\" in default browser."), + url.c_str()); + + return false; } -#if wxUSE_MENUS +bool wxLaunchDefaultBrowser(const wxString& url, int flags) +{ + // NOTE: as documented, "url" may be both a real well-formed URL + // and a local file name + + if ( flags & wxBROWSER_NOBUSYCURSOR ) + return DoLaunchDefaultBrowserHelper(url, flags); + + wxBusyCursor bc; + return DoLaunchDefaultBrowserHelper(url, flags); +} // ---------------------------------------------------------------------------- // Menu accelerators related functions // ---------------------------------------------------------------------------- +#if WXWIN_COMPATIBILITY_2_6 wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out) { - wxString s = wxMenuItem::GetLabelFromText(in); +#if wxUSE_MENUS + wxString s = wxMenuItem::GetLabelText(in); +#else + wxString str(in); + wxString s = wxStripMenuCodes(str); +#endif // wxUSE_MENUS if ( out ) { // go smash their buffer if it's not big enough - I love char * params @@ -732,40 +1171,42 @@ wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out) } else { - // MYcopystring - for easier search... out = new wxChar[s.length() + 1]; wxStrcpy(out, s.c_str()); } return out; } +#endif -wxString wxStripMenuCodes(const wxString& in) +wxString wxStripMenuCodes(const wxString& in, int flags) { + wxASSERT_MSG( flags, wxT("this is useless to call without any flags") ); + wxString out; size_t len = in.length(); out.reserve(len); - for ( size_t n = 0; n < len; n++ ) + for ( wxString::const_iterator it = in.begin(); it != in.end(); ++it ) { - wxChar ch = in[n]; - if ( ch == _T('&') ) + wxChar ch = *it; + if ( (flags & wxStrip_Mnemonics) && ch == wxT('&') ) { // skip it, it is used to introduce the accel char (or to quote // itself in which case it should still be skipped): note that it // can't be the last character of the string - if ( ++n == len ) + if ( ++it == in.end() ) { - wxLogDebug(_T("Invalid menu string '%s'"), in.c_str()); + wxLogDebug(wxT("Invalid menu string '%s'"), in.c_str()); } else { // use the next char instead - ch = in[n]; + ch = *it; } } - else if ( ch == _T('\t') ) + else if ( (flags & wxStrip_Accel) && ch == wxT('\t') ) { // everything after TAB is accel string, exit the loop break; @@ -777,8 +1218,6 @@ wxString wxStripMenuCodes(const wxString& in) return out; } -#endif // wxUSE_MENUS - // ---------------------------------------------------------------------------- // Window search functions // ---------------------------------------------------------------------------- @@ -810,15 +1249,21 @@ wxFindWindowByName (const wxString& name, wxWindow * parent) // Returns menu item id or wxNOT_FOUND if none. int -wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) +wxFindMenuItemId(wxFrame *frame, + const wxString& menuString, + const wxString& itemString) { #if wxUSE_MENUS - wxMenuBar *menuBar = frame->GetMenuBar (); - if ( menuBar ) - return menuBar->FindMenuItem (menuString, itemString); -#endif // wxUSE_MENUS - - return wxNOT_FOUND; + wxMenuBar *menuBar = frame->GetMenuBar (); + if ( menuBar ) + return menuBar->FindMenuItem (menuString, itemString); +#else // !wxUSE_MENUS + wxUnusedVar(frame); + wxUnusedVar(menuString); + wxUnusedVar(itemString); +#endif // wxUSE_MENUS/!wxUSE_MENUS + + return wxNOT_FOUND; } // Try to find the deepest child that contains 'pt'. @@ -834,7 +1279,7 @@ wxWindow* wxFindWindowAtPoint(wxWindow* win, const wxPoint& pt) // Hack for wxNotebook case: at least in wxGTK, all pages // claim to be shown, so we must only deal with the selected one. #if wxUSE_NOTEBOOK - if (win->IsKindOf(CLASSINFO(wxNotebook))) + if (wxDynamicCast(win, wxNotebook)) { wxNotebook* nb = (wxNotebook*) win; int sel = nb->GetSelection(); @@ -860,16 +1305,16 @@ wxWindow* wxFindWindowAtPoint(wxWindow* win, const wxPoint& pt) wxPoint pos = win->GetPosition(); wxSize sz = win->GetSize(); - if (win->GetParent()) + if ( !win->IsTopLevel() && win->GetParent() ) { pos = win->GetParent()->ClientToScreen(pos); } wxRect rect(pos, sz); - if (rect.Inside(pt)) + if (rect.Contains(pt)) return win; - else - return NULL; + + return NULL; } wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) @@ -903,14 +1348,14 @@ wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) int wxMessageBox(const wxString& message, const wxString& caption, long style, wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) ) { - long decorated_style = style; - - if ( ( style & ( wxICON_EXCLAMATION | wxICON_HAND | wxICON_INFORMATION | wxICON_QUESTION ) ) == 0 ) + // add the appropriate icon unless this was explicitly disabled by use of + // wxICON_NONE + if ( !(style & wxICON_NONE) && !(style & wxICON_MASK) ) { - decorated_style |= ( style & wxYES ) ? wxICON_QUESTION : wxICON_INFORMATION ; + style |= style & wxYES ? wxICON_QUESTION : wxICON_INFORMATION; } - wxMessageDialog dialog(parent, message, caption, decorated_style); + wxMessageDialog dialog(parent, message, caption, style); int ans = dialog.ShowModal(); switch ( ans ) @@ -923,13 +1368,68 @@ int wxMessageBox(const wxString& message, const wxString& caption, long style, return wxNO; case wxID_CANCEL: return wxCANCEL; + case wxID_HELP: + return wxHELP; } - wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") ); + wxFAIL_MSG( wxT("unexpected return code from wxMessageDialog") ); return wxCANCEL; } +wxVersionInfo wxGetLibraryVersionInfo() +{ + // don't translate these strings, they're for diagnostics purposes only + wxString msg; + msg.Printf(wxS("wxWidgets Library (%s port)\n") + wxS("Version %d.%d.%d (Unicode: %s, debug level: %d),\n") + wxS("compiled at %s %s\n\n") + wxS("Runtime version of toolkit used is %d.%d.\n"), + wxPlatformInfo::Get().GetPortIdName(), + wxMAJOR_VERSION, + wxMINOR_VERSION, + wxRELEASE_NUMBER, +#if wxUSE_UNICODE_UTF8 + "UTF-8", +#elif wxUSE_UNICODE + "wchar_t", +#else + "none", +#endif + wxDEBUG_LEVEL, + __TDATE__, + __TTIME__, + wxPlatformInfo::Get().GetToolkitMajorVersion(), + wxPlatformInfo::Get().GetToolkitMinorVersion() + ); + +#ifdef __WXGTK__ + msg += wxString::Format("Compile-time GTK+ version is %d.%d.%d.\n", + GTK_MAJOR_VERSION, + GTK_MINOR_VERSION, + GTK_MICRO_VERSION); +#endif // __WXGTK__ + + return wxVersionInfo(wxS("wxWidgets"), + wxMAJOR_VERSION, + wxMINOR_VERSION, + wxRELEASE_NUMBER, + msg, + wxS("Copyright (c) 1995-2011 wxWidgets team")); +} + +void wxInfoMessageBox(wxWindow* parent) +{ + wxVersionInfo info = wxGetLibraryVersionInfo(); + wxString msg = info.ToString(); + + msg << wxS("\n") << info.GetCopyright(); + + wxMessageBox(msg, wxT("wxWidgets information"), + wxICON_INFORMATION | wxOK, + parent); +} + #endif // wxUSE_MSGDLG #if wxUSE_TEXTDLG @@ -982,53 +1482,6 @@ wxString wxGetPasswordFromUser(const wxString& message, #endif // wxUSE_TEXTDLG -#if wxUSE_COLOURDLG - -wxColour wxGetColourFromUser(wxWindow *parent, const wxColour& colInit) -{ - wxColourData data; - data.SetChooseFull(true); - if ( colInit.Ok() ) - { - data.SetColour((wxColour &)colInit); // const_cast - } - - wxColour colRet; - wxColourDialog dialog(parent, &data); - if ( dialog.ShowModal() == wxID_OK ) - { - colRet = dialog.GetColourData().GetColour(); - } - //else: leave it invalid - - return colRet; -} - -#endif // wxUSE_COLOURDLG - -#if wxUSE_FONTDLG - -wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit) -{ - wxFontData data; - if ( fontInit.Ok() ) - { - data.SetInitialFont(fontInit); - } - - wxFont fontRet; - wxFontDialog dialog(parent, data); - if ( dialog.ShowModal() == wxID_OK ) - { - fontRet = dialog.GetFontData().GetChosenFont(); - } - //else: leave it invalid - - return fontRet; -} - -#endif // wxUSE_FONTDLG - // ---------------------------------------------------------------------------- // wxSafeYield and supporting functions // ---------------------------------------------------------------------------- @@ -1040,7 +1493,26 @@ void wxEnableTopLevelWindows(bool enable) node->GetData()->Enable(enable); } +#if defined(__WXOSX__) && wxOSX_USE_COCOA + +// defined in evtloop.mm + +#else + +wxWindowDisabler::wxWindowDisabler(bool disable) +{ + m_disabled = disable; + if ( disable ) + DoDisable(); +} + wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) +{ + m_disabled = true; + DoDisable(winToSkip); +} + +void wxWindowDisabler::DoDisable(wxWindow *winToSkip) { // remember the top level windows which were already disabled, so that we // don't reenable them later @@ -1072,6 +1544,9 @@ wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) wxWindowDisabler::~wxWindowDisabler() { + if ( !m_disabled ) + return; + wxWindowList::compatibility_iterator node; for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) { @@ -1086,6 +1561,8 @@ wxWindowDisabler::~wxWindowDisabler() delete m_winDisabled; } +#endif + // Yield to other apps/messages and disable user input to all windows except // the given one bool wxSafeYield(wxWindow *win, bool onlyIfNeeded) @@ -1101,15 +1578,18 @@ bool wxSafeYield(wxWindow *win, bool onlyIfNeeded) return rc; } -// Don't synthesize KeyUp events holding down a key and producing KeyDown -// events with autorepeat. On by default and always on in wxMSW. wxGTK version -// in utilsgtk.cpp. -#ifndef __WXGTK__ -bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) ) +// ---------------------------------------------------------------------------- +// wxApp::Yield() wrappers for backwards compatibility +// ---------------------------------------------------------------------------- + +bool wxYield() { - return true; // detectable auto-repeat is the only mode MSW supports + return wxTheApp && wxTheApp->Yield(); } -#endif // !wxGTK -#endif // wxUSE_GUI +bool wxYieldIfNeeded() +{ + return wxTheApp && wxTheApp->Yield(true); +} +#endif // wxUSE_GUI