X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3f4a0c5be34be837210768501c13dbcff81e533c..acc0ebd7a871124d4d6b36069340227e6c584f38:/src/common/utilscmn.cpp diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp index 57fcf3bd32..348cea4272 100644 --- a/src/common/utilscmn.cpp +++ b/src/common/utilscmn.cpp @@ -9,69 +9,100 @@ // Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ -#pragma implementation "utils.h" + #pragma implementation "utils.h" #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/defs.h" -#include "wx/utils.h" -#include "wx/window.h" -#include "wx/menu.h" -#include "wx/frame.h" -#include "wx/msgdlg.h" -#include "wx/textdlg.h" -#endif - -#include "wx/ioswrap.h" - -#if wxUSE_IOSTREAMH - #include -#else - #include + #include "wx/defs.h" + #include "wx/string.h" + #include "wx/utils.h" + #include "wx/intl.h" + #include "wx/log.h" + + #if wxUSE_GUI + #include "wx/window.h" + #include "wx/frame.h" + #include "wx/menu.h" + #include "wx/msgdlg.h" + #include "wx/textdlg.h" + #if wxUSE_ACCEL + #include "wx/menuitem.h" + #include "wx/accel.h" + #endif // wxUSE_ACCEL + #endif // wxUSE_GUI +#endif // WX_PRECOMP + +#ifndef __WIN16__ +#include "wx/process.h" +#include "wx/txtstrm.h" #endif #include #include #include #include + #if !defined(__WATCOMC__) #if !(defined(_MSC_VER) && (_MSC_VER > 800)) #include #endif #endif + +#if wxUSE_GUI + #include "wx/colordlg.h" + #include "wx/notebook.h" + #include "wx/frame.h" + #include "wx/statusbr.h" + #include "wx/toolbar.h" +#endif // wxUSE_GUI + #include + #ifndef __MWERKS__ -#include -#include + #include + #include #endif #ifdef __SALFORDC__ -#include -#endif - -// Pattern matching code. -// Yes, this path is deliberate (for Borland compilation) -#ifdef wx_mac /* MATTHEW: [5] Mac doesn't like paths with "/" */ -#include "glob.inc" -#else -#include "../common/glob.inc" + #include #endif #ifdef __WXMSW__ -#include "windows.h" + #include "wx/msw/private.h" #endif -#define _MAXPATHLEN 500 +// ---------------------------------------------------------------------------- +// function protoypes +// ---------------------------------------------------------------------------- + +#if wxUSE_GUI + static wxWindow *wxFindWindowByLabel1(const wxString& title, wxWindow *parent); + static wxWindow *wxFindWindowByName1 (const wxString& title, wxWindow *parent); +#endif // wxUSE_GUI -extern char *wxBuffer; +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// string functions +// ---------------------------------------------------------------------------- #ifdef __WXMAC__ int strcasecmp(const char *str_1, const char *str_2) @@ -102,8 +133,9 @@ int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) return 0 ; } -#endif -#ifdef __VMS__ +#endif // wxMAC + +#if defined( __VMS__ ) && ( __VMS_VER < 70000000 ) // we have no strI functions under VMS, therefore I have implemented // an inefficient but portable version: convert copies of strings to lowercase // and then use the normal comparison @@ -124,7 +156,7 @@ int strcasecmp(const char *str_1, const char *str_2) myLowerString(temp1); myLowerString(temp2); - int result = strcmp(temp1,temp2); + int result = wxStrcmp(temp1,temp2); delete[] temp1; delete[] temp2; @@ -146,9 +178,9 @@ int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) return(result); } -#endif +#endif // __VMS__ -#ifdef __WINDOWS__ +#if defined(__WINDOWS__) && !defined(__WXMICROWIN__) #ifndef __GNUWIN32__ #ifndef __MWERKS__ @@ -161,6 +193,12 @@ int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) #endif #else + +#ifdef __EMX__ +#define strcasecmp stricmp +#define strncasecmp strnicmp +#endif + // This declaration is missing in SunOS! // (Yes, I know it is NOT ANSI-C but its in BSD libc) #if defined(__xlC) || defined(__AIX__) || defined(__GNUG__) @@ -172,15 +210,19 @@ extern "C" #endif #endif /* __WXMSW__ */ +#ifdef __WXPM__ +#define strcasecmp stricmp +#define strncasecmp strnicmp +#endif -char * -copystring (const char *s) +wxChar * +copystring (const wxChar *s) { - if (s == NULL) s = ""; - size_t len = strlen (s) + 1; + if (s == NULL) s = wxT(""); + size_t len = wxStrlen (s) + 1; - char *news = new char[len]; - memcpy (news, s, len); // Should be the fastest + wxChar *news = new wxChar[len]; + memcpy (news, s, len * sizeof(wxChar)); // Should be the fastest return news; } @@ -205,94 +247,92 @@ wxRegisterId (long id) } void -StringToFloat (char *s, float *number) +StringToFloat (wxChar *s, float *number) { if (s && *s && number) - *number = (float) strtod (s, (char **) NULL); + *number = (float) wxStrtod (s, (wxChar **) NULL); } void -StringToDouble (char *s, double *number) +StringToDouble (wxChar *s, double *number) { if (s && *s && number) - *number = strtod (s, (char **) NULL); + *number = wxStrtod (s, (wxChar **) NULL); } -char * -FloatToString (float number, const char *fmt) +wxChar * +FloatToString (float number, const wxChar *fmt) { - static char buf[256]; + static wxChar buf[256]; -// sprintf (buf, "%.2f", number); - sprintf (buf, fmt, number); + wxSprintf (buf, fmt, number); return buf; } -char * -DoubleToString (double number, const char *fmt) +wxChar * +DoubleToString (double number, const wxChar *fmt) { - static char buf[256]; + static wxChar buf[256]; - sprintf (buf, fmt, number); + wxSprintf (buf, fmt, number); return buf; } void -StringToInt (char *s, int *number) +StringToInt (wxChar *s, int *number) { if (s && *s && number) - *number = (int) strtol (s, (char **) NULL, 10); + *number = (int) wxStrtol (s, (wxChar **) NULL, 10); } void -StringToLong (char *s, long *number) +StringToLong (wxChar *s, long *number) { if (s && *s && number) - *number = strtol (s, (char **) NULL, 10); + *number = wxStrtol (s, (wxChar **) NULL, 10); } -char * +wxChar * IntToString (int number) { - static char buf[20]; + static wxChar buf[20]; - sprintf (buf, "%d", number); + wxSprintf (buf, wxT("%d"), number); return buf; } -char * +wxChar * LongToString (long number) { - static char buf[20]; + static wxChar buf[20]; - sprintf (buf, "%ld", number); + wxSprintf (buf, wxT("%ld"), number); return buf; } // Array used in DecToHex conversion routine. -static char hexArray[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', - 'C', 'D', 'E', 'F' }; +static wxChar hexArray[] = wxT("0123456789ABCDEF"); // Convert 2-digit hex number to decimal int wxHexToDec(const wxString& buf) { int firstDigit, secondDigit; - if (buf.GetChar(0) >= 'A') - firstDigit = buf.GetChar(0) - 'A' + 10; + if (buf.GetChar(0) >= wxT('A')) + firstDigit = buf.GetChar(0) - wxT('A') + 10; else - firstDigit = buf.GetChar(0) - '0'; + firstDigit = buf.GetChar(0) - wxT('0'); - if (buf.GetChar(1) >= 'A') - secondDigit = buf.GetChar(1) - 'A' + 10; + if (buf.GetChar(1) >= wxT('A')) + secondDigit = buf.GetChar(1) - wxT('A') + 10; else - secondDigit = buf.GetChar(1) - '0'; + secondDigit = buf.GetChar(1) - wxT('0'); - return firstDigit * 16 + secondDigit; + return (firstDigit & 0xF) * 16 + (secondDigit & 0xF ); } // Convert decimal integer to 2-character hex string -void wxDecToHex(int dec, char *buf) +void wxDecToHex(int dec, wxChar *buf) { int firstDigit = (int)(dec/16.0); int secondDigit = (int)(dec - (firstDigit*16.0)); @@ -304,7 +344,7 @@ void wxDecToHex(int dec, char *buf) // Convert decimal integer to 2-character hex string wxString wxDecToHex(int dec) { - char buf[3]; + wxChar buf[3]; wxDecToHex(dec, buf); return wxString(buf); } @@ -351,7 +391,7 @@ StringMatch (char *str1, char *str2, bool subString, bool exact) // Return the current date/time // [volatile] -wxString wxNow( void ) +wxString wxNow() { time_t now = time((time_t *) NULL); char *date = ctime(&now); @@ -359,80 +399,72 @@ wxString wxNow( void ) return wxString(date); } -/* Get Full RFC822 style email address */ -bool -wxGetEmailAddress (char *address, int maxSize) -{ - char host[65]; - char user[65]; +#if wxUSE_GUI - if (wxGetHostName(host, 64) == FALSE) - return FALSE; - if (wxGetUserId(user, 64) == FALSE) - return FALSE; +#if wxUSE_MENUS - char tmp[130]; - strcpy(tmp, user); - strcat(tmp, "@"); - strcat(tmp, host); +// ---------------------------------------------------------------------------- +// Menu accelerators related functions +// ---------------------------------------------------------------------------- - strncpy(address, tmp, maxSize - 1); - address[maxSize-1] = '\0'; - return TRUE; -} +wxChar *wxStripMenuCodes(wxChar *in, wxChar *out) +{ + wxString s = wxMenuItem::GetLabelFromText(in); + if ( out ) + { + // go smash their buffer if it's not big enough - I love char * params + memcpy(out, s.c_str(), s.length() * sizeof(wxChar)); + } + else + { + out = copystring(s); + } -/* - * Strip out any menu codes - */ + return out; +} -char *wxStripMenuCodes (char *in, char *out) +wxString wxStripMenuCodes(const wxString& in) { - if (!in) - return (char *) NULL; + wxString out; - if (!out) - out = copystring(in); + size_t len = in.length(); + out.reserve(len); - char *tmpOut = out; - - while (*in) + for ( size_t n = 0; n < len; n++ ) { - if (*in == '&') + wxChar ch = in[n]; + if ( ch == _T('&') ) { - // Check && -> &, &x -> x - if (*++in == '&') - *out++ = *in++; + // 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 ) + { + wxLogDebug(_T("Invalid menu string '%s'"), in.c_str()); + } + else + { + // use the next char instead + ch = in[n]; + } } - else if (*in == '\t') + else if ( ch == _T('\t') ) { - // Remove all stuff after \t in X mode, and let the stuff as is - // in Windows mode. - // Accelerators are handled in wx_item.cc for Motif, and are not - // YET supported in XView - break; + // everything after TAB is accel string, exit the loop + break; } - else - *out++ = *in++; - } // while - *out = '\0'; + out += ch; + } - return tmpOut; + return out; } -wxString wxStripMenuCodes(const wxString& str) -{ - char *buf = new char[str.Length() + 1]; - wxStripMenuCodes((char*) (const char*) str, buf); - wxString str1(buf); - delete[] buf; - return str1; -} +#endif // wxUSE_MENUS -/* - * Window search functions - * - */ +// ---------------------------------------------------------------------------- +// Window search functions +// ---------------------------------------------------------------------------- /* * If parent is non-NULL, look through children for a label or title @@ -440,53 +472,54 @@ wxString wxStripMenuCodes(const wxString& str) * */ -static wxWindow *wxFindWindowByLabel1 (const wxString& title, wxWindow * parent); - wxWindow * wxFindWindowByLabel (const wxString& title, wxWindow * parent) { - if (parent) + if (parent) { - return wxFindWindowByLabel1 (title, parent); + return wxFindWindowByLabel1(title, parent); } - else + else { - for (wxNode * node = wxTopLevelWindows.First (); node; node = node->Next ()) + for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); + node; + node = node->GetNext() ) { - wxWindow *win = (wxWindow *) node->Data (); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; + wxWindow *win = node->GetData(); + wxWindow *retwin = wxFindWindowByLabel1 (title, win); + if (retwin) + return retwin; } // for() } - return (wxWindow *) NULL; + return (wxWindow *) NULL; } // Recursive static wxWindow * wxFindWindowByLabel1 (const wxString& title, wxWindow * parent) { - if (parent) + if (parent) { - if (parent->GetLabel() == title) - return parent; + if (parent->GetLabel() == title) + return parent; } - if (parent) + if (parent) { - for (wxNode * node = parent->GetChildren().First (); node; node = node->Next ()) + for ( wxWindowList::Node * node = parent->GetChildren().GetFirst(); + node; + node = node->GetNext() ) { - wxWindow *win = (wxWindow *) node->Data (); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; - } // for() + wxWindow *win = (wxWindow *)node->GetData(); + wxWindow *retwin = wxFindWindowByLabel1 (title, win); + if (retwin) + return retwin; + } } - return (wxWindow *) NULL; // Not found - + return (wxWindow *) NULL; // Not found } /* @@ -495,28 +528,29 @@ wxFindWindowByLabel1 (const wxString& title, wxWindow * parent) * */ -static wxWindow *wxFindWindowByName1 (const wxString& title, wxWindow * parent); - wxWindow * wxFindWindowByName (const wxString& title, wxWindow * parent) { - if (parent) + if (parent) { - return wxFindWindowByName1 (title, parent); + return wxFindWindowByName1 (title, parent); } - else + else { - for (wxNode * node = wxTopLevelWindows.First (); node; node = node->Next ()) + for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); + node; + node = node->GetNext() ) { - wxWindow *win = (wxWindow *) node->Data (); - wxWindow *retwin = wxFindWindowByName1 (title, win); - if (retwin) - return retwin; - } // for() + wxWindow *win = node->GetData(); + wxWindow *retwin = wxFindWindowByName1 (title, win); + if (retwin) + return retwin; + } } - // Failed? Try by label instead. - return wxFindWindowByLabel(title, parent); + + // Failed? Try by label instead. + return wxFindWindowByLabel(title, parent); } // Recursive @@ -549,12 +583,106 @@ wxFindWindowByName1 (const wxString& title, wxWindow * parent) int wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) { +#if wxUSE_MENUS wxMenuBar *menuBar = frame->GetMenuBar (); - if (!menuBar) - return -1; - return menuBar->FindMenuItem (menuString, itemString); + if ( menuBar ) + return menuBar->FindMenuItem (menuString, itemString); +#endif // wxUSE_MENUS + + return -1; +} + +// Try to find the deepest child that contains 'pt'. +// We go backwards, to try to allow for controls that are spacially +// within other controls, but are still siblings (e.g. buttons within +// static boxes). Static boxes are likely to be created _before_ controls +// that sit inside them. +wxWindow* wxFindWindowAtPoint(wxWindow* win, const wxPoint& pt) +{ + if (!win->IsShown()) + return NULL; + + // Hack for wxNotebook case: at least in wxGTK, all pages + // claim to be shown, so we must only deal with the selected one. + if (win->IsKindOf(CLASSINFO(wxNotebook))) + { + wxNotebook* nb = (wxNotebook*) win; + int sel = nb->GetSelection(); + if (sel >= 0) + { + wxWindow* child = nb->GetPage(sel); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + } + } + /* Doesn't work + // Frame case + else if (win->IsKindOf(CLASSINFO(wxFrame))) + { + // Pseudo-children that may not be mentioned in the child list + wxWindowList extraChildren; + wxFrame* frame = (wxFrame*) win; + if (frame->GetStatusBar()) + extraChildren.Append(frame->GetStatusBar()); + if (frame->GetToolBar()) + extraChildren.Append(frame->GetToolBar()); + + wxNode* node = extraChildren.First(); + while (node) + { + wxWindow* child = (wxWindow*) node->Data(); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + node = node->Next(); + } + } + */ + + wxNode* node = win->GetChildren().Last(); + while (node) + { + wxWindow* child = (wxWindow*) node->Data(); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + node = node->Previous(); + } + + wxPoint pos = win->GetPosition(); + wxSize sz = win->GetSize(); + if (win->GetParent()) + { + pos = win->GetParent()->ClientToScreen(pos); + } + + wxRect rect(pos, sz); + if (rect.Inside(pt)) + return win; + else + return NULL; } +wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) +{ + // Go backwards through the list since windows + // on top are likely to have been appended most + // recently. + wxNode* node = wxTopLevelWindows.Last(); + while (node) + { + wxWindow* win = (wxWindow*) node->Data(); + wxWindow* found = wxFindWindowAtPoint(win, pt); + if (found) + return found; + node = node->Previous(); + } + return NULL; +} + +#endif // wxUSE_GUI + /* On Fri, 21 Jul 1995, Paul Craven wrote: @@ -748,11 +876,19 @@ whereami(name) #endif +#if wxUSE_GUI + +// ---------------------------------------------------------------------------- +// GUI helpers +// ---------------------------------------------------------------------------- + /* * N.B. these convenience functions must be separate from msgdlgg.cpp, textdlgg.cpp * since otherwise the generic code may be pulled in unnecessarily. */ +#if wxUSE_MSGDLG + int wxMessageBox(const wxString& message, const wxString& caption, long style, wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) ) { @@ -763,32 +899,83 @@ int wxMessageBox(const wxString& message, const wxString& caption, long style, { case wxID_OK: return wxOK; - break; case wxID_YES: return wxYES; - break; case wxID_NO: return wxNO; - break; - default: case wxID_CANCEL: return wxCANCEL; - break; } - return ans; + + wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") ); + + return wxCANCEL; } +#endif // wxUSE_MSGDLG + +#if wxUSE_TEXTDLG + wxString wxGetTextFromUser(const wxString& message, const wxString& caption, const wxString& defaultValue, wxWindow *parent, int x, int y, bool WXUNUSED(centre) ) { + wxString str; wxTextEntryDialog dialog(parent, message, caption, defaultValue, wxOK|wxCANCEL, wxPoint(x, y)); if (dialog.ShowModal() == wxID_OK) - return dialog.GetValue(); - else - return wxString(""); + { + str = dialog.GetValue(); + } + + return str; +} + +wxString wxGetPasswordFromUser(const wxString& message, + const wxString& caption, + const wxString& defaultValue, + wxWindow *parent) +{ + wxString str; + wxTextEntryDialog dialog(parent, message, caption, defaultValue, + wxOK | wxCANCEL | wxTE_PASSWORD); + if ( dialog.ShowModal() == wxID_OK ) + { + str = dialog.GetValue(); + } + + return str; +} + +#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 + +// ---------------------------------------------------------------------------- +// missing C RTL functions (FIXME shouldn't be here at all) +// ---------------------------------------------------------------------------- + #ifdef __MWERKS__ char *strdup(const char *s) { @@ -799,42 +986,314 @@ int isascii( int c ) { return ( c >= 0 && c < 128 ) ; } -#endif +#endif // __MWERKS__ + +// ---------------------------------------------------------------------------- +// wxSafeYield and supporting functions +// ---------------------------------------------------------------------------- -// Overloaded functions, taking a wxString -bool wxGetHostName(wxString& name) +void wxEnableTopLevelWindows(bool enable) { - bool success = wxGetHostName(wxBuffer, 500); - if (success) + wxWindowList::Node *node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) + node->GetData()->Enable(enable); +} + +wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) +{ + // remember the top level windows which were already disabled, so that we + // don't reenable them later + m_winDisabled = NULL; + + wxWindowList::Node *node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) { - name = wxBuffer; - return TRUE; + wxWindow *winTop = node->GetData(); + if ( winTop == winToSkip ) + continue; + + if ( winTop->IsEnabled() ) + { + winTop->Disable(); + } + else + { + if ( !m_winDisabled ) + { + m_winDisabled = new wxWindowList; + } + + m_winDisabled->Append(winTop); + } } - else - return FALSE; } -bool wxGetUserId(wxString& buf) +wxWindowDisabler::~wxWindowDisabler() { - bool success = wxGetUserId(wxBuffer, 500); - if (success) + wxWindowList::Node *node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) { - buf = wxBuffer; - return TRUE; + wxWindow *winTop = node->GetData(); + if ( !m_winDisabled || !m_winDisabled->Find(winTop) ) + { + winTop->Enable(); + } + //else: had been already disabled, don't reenable } - else + + delete m_winDisabled; +} + +// Yield to other apps/messages and disable user input to all windows except +// the given one +bool wxSafeYield(wxWindow *win) +{ + wxWindowDisabler wd(win); + + bool rc = wxYield(); + + return rc; +} + +// ---------------------------------------------------------------------------- +// misc functions +// ---------------------------------------------------------------------------- + +// 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) ) +{ + return TRUE; // detectable auto-repeat is the only mode MSW supports +} +#endif // !wxGTK + +#endif // wxUSE_GUI + +// ---------------------------------------------------------------------------- +// network and user id functions +// ---------------------------------------------------------------------------- + +// Get Full RFC822 style email address +bool wxGetEmailAddress(wxChar *address, int maxSize) +{ + wxString email = wxGetEmailAddress(); + if ( !email ) return FALSE; + + wxStrncpy(address, email, maxSize - 1); + address[maxSize - 1] = wxT('\0'); + + return TRUE; } -bool wxGetUserName(wxString& buf) +wxString wxGetEmailAddress() { - bool success = wxGetUserName(wxBuffer, 500); - if (success) + wxString email; + + wxString host = wxGetFullHostName(); + if ( !!host ) { - buf = wxBuffer; - return TRUE; + wxString user = wxGetUserId(); + if ( !!user ) + { + email << user << wxT('@') << host; + } } - else - return FALSE; + + return email; +} + +wxString wxGetUserId() +{ + static const int maxLoginLen = 256; // FIXME arbitrary number + + wxString buf; + bool ok = wxGetUserId(buf.GetWriteBuf(maxLoginLen), maxLoginLen); + buf.UngetWriteBuf(); + + if ( !ok ) + buf.Empty(); + + return buf; +} + +wxString wxGetUserName() +{ + static const int maxUserNameLen = 1024; // FIXME arbitrary number + + wxString buf; + bool ok = wxGetUserName(buf.GetWriteBuf(maxUserNameLen), maxUserNameLen); + buf.UngetWriteBuf(); + + if ( !ok ) + buf.Empty(); + + return buf; +} + +wxString wxGetHostName() +{ + static const size_t hostnameSize = 257; + + wxString buf; + bool ok = wxGetHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); + + buf.UngetWriteBuf(); + + if ( !ok ) + buf.Empty(); + + return buf; +} + +wxString wxGetFullHostName() +{ + static const size_t hostnameSize = 257; + + wxString buf; + bool ok = wxGetFullHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); + + buf.UngetWriteBuf(); + + if ( !ok ) + buf.Empty(); + + return buf; +} + +wxString wxGetHomeDir() +{ + wxString home; + wxGetHomeDir(&home); + + return home; +} + +#if 0 + +wxString wxGetCurrentDir() +{ + wxString dir; + size_t len = 1024; + bool ok; + do + { + ok = getcwd(dir.GetWriteBuf(len + 1), len) != NULL; + dir.UngetWriteBuf(); + + if ( !ok ) + { + if ( errno != ERANGE ) + { + wxLogSysError(_T("Failed to get current directory")); + + return wxEmptyString; + } + else + { + // buffer was too small, retry with a larger one + len *= 2; + } + } + //else: ok + } while ( !ok ); + + return dir; +} + +#endif // 0 + +// ---------------------------------------------------------------------------- +// wxExecute +// ---------------------------------------------------------------------------- + +// this is a private function because it hasn't a clean interface: the first +// array is passed by reference, the second by pointer - instead we have 2 +// public versions of wxExecute() below +static long wxDoExecuteWithCapture(const wxString& command, + wxArrayString& output, + wxArrayString* error) +{ +#ifdef __WIN16__ + wxFAIL_MSG("Sorry, this version of wxExecute not implemented on WIN16."); + + return 0; +#else // !Win16 + // create a wxProcess which will capture the output + wxProcess *process = new wxProcess; + process->Redirect(); + + long rc = wxExecute(command, TRUE /* sync */, process); + +#if wxUSE_STREAMS + if ( rc != -1 ) + { + wxInputStream* is = process->GetInputStream(); + wxCHECK_MSG( is, -1, _T("if wxExecute() succeded, stream can't be NULL") ); + wxTextInputStream tis(*is); + + wxTextInputStream *tes = NULL; + wxInputStream *es = NULL; + if ( error ) + { + es = process->GetErrorStream(); + + wxCHECK_MSG( es, -1, _T("stderr can't be NULL") ); + + tes = new wxTextInputStream(*es); + } + + bool cont; + do + { + cont = FALSE; + + if ( !is->Eof() && is->IsOk() ) + { + wxString line = tis.ReadLine(); + if ( is->LastError() ) + break; + + cont = TRUE; + + output.Add(line); + } + + if ( error && !es->Eof() && es->IsOk() ) + { + wxString line = tes->ReadLine(); + if ( es->LastError() ) + break; + + cont = TRUE; + + error->Add(line); + } + } + while ( cont ); + + delete tes; + } +#endif // wxUSE_STREAMS + + delete process; + + return rc; +#endif // IO redirection supoprted +} + +long wxExecute(const wxString& command, wxArrayString& output) +{ + return wxDoExecuteWithCapture(command, output, NULL); } +long wxExecute(const wxString& command, + wxArrayString& output, + wxArrayString& error) +{ + return wxDoExecuteWithCapture(command, output, &error); +} + +