X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..673e6120795e4e1f3a49157581925a5ee14bf5a9:/src/common/utilscmn.cpp diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp index 1fcc2b7346..ae8c7e79dc 100644 --- a/src/common/utilscmn.cpp +++ b/src/common/utilscmn.cpp @@ -6,7 +6,7 @@ // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Julian Smart -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -32,16 +32,29 @@ #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/app.h" #include "wx/window.h" - #include "wx/menu.h" #include "wx/frame.h" + #include "wx/menu.h" #include "wx/msgdlg.h" #include "wx/textdlg.h" + #include "wx/textctrl.h" // for wxTE_PASSWORD + #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 @@ -53,6 +66,14 @@ #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 + #include #ifndef __MWERKS__ @@ -64,146 +85,23 @@ #include #endif -// Pattern matching code. (FIXME) -// 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" -#endif - #ifdef __WXMSW__ - #include "windows.h" + #include "wx/msw/private.h" #endif // ---------------------------------------------------------------------------- -// function protoypes +// common data // ---------------------------------------------------------------------------- -#if wxUSE_GUI - static wxWindow *wxFindWindowByLabel1(const wxString& title, wxWindow *parent); - static wxWindow *wxFindWindowByName1 (const wxString& title, wxWindow *parent); -#endif // wxUSE_GUI +#if WXWIN_COMPATIBILITY_2_2 + const wxChar *wxInternalErrorStr = wxT("wxWindows Internal Error"); + const wxChar *wxFatalErrorStr = wxT("wxWindows Fatal Error"); +#endif // WXWIN_COMPATIBILITY_2_2 // ============================================================================ // implementation // ============================================================================ -// ---------------------------------------------------------------------------- -// string functions -// ---------------------------------------------------------------------------- - -#ifdef __WXMAC__ -int strcasecmp(const char *str_1, const char *str_2) -{ - register char c1, c2; - do { - c1 = tolower(*str_1++); - c2 = tolower(*str_2++); - } while ( c1 && (c1 == c2) ); - - return c1 - c2; -} - -int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) -{ - - register char c1, c2; - while( maxchar--) - { - c1 = tolower(*str_1++); - c2 = tolower(*str_2++); - - if ( !c1 || c1!=c2 ) - return c1 - c2; - - } ; - - return 0 ; - -} -#endif // wxMAC - -#ifdef __VMS__ -// 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 -static void myLowerString(char *s) -{ - while(*s){ - if(isalpha(*s)) *s = (char)tolower(*s); - s++; - } -} - -int strcasecmp(const char *str_1, const char *str_2) -{ - char *temp1 = new char[strlen(str_1)+1]; - char *temp2 = new char[strlen(str_2)+1]; - strcpy(temp1,str_1); - strcpy(temp2,str_2); - myLowerString(temp1); - myLowerString(temp2); - - int result = strcmp(temp1,temp2); - delete[] temp1; - delete[] temp2; - - return(result); -} - -int strncasecmp(const char *str_1, const char *str_2, size_t maxchar) -{ - char *temp1 = new char[strlen(str_1)+1]; - char *temp2 = new char[strlen(str_2)+1]; - strcpy(temp1,str_1); - strcpy(temp2,str_2); - myLowerString(temp1); - myLowerString(temp2); - - int result = strncmp(temp1,temp2,maxchar); - delete[] temp1; - delete[] temp2; - - return(result); -} -#endif // __VMS__ - -#ifdef __WINDOWS__ - -#ifndef __GNUWIN32__ -#ifndef __MWERKS__ -#define strcasecmp stricmp -#define strncasecmp strnicmp -#else -#define strcasecmp _stricmp -#define strncasecmp _strnicmp -#endif -#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__) -extern "C" -{ - int strcasecmp (const char *, const char *); - int strncasecmp (const char *, const char *, size_t); -} -#endif -#endif /* __WXMSW__ */ - -#ifdef __WXPM__ -#define strcasecmp stricmp -#define strncasecmp strnicmp -#endif - wxChar * copystring (const wxChar *s) { @@ -236,14 +134,14 @@ wxRegisterId (long id) } void -StringToFloat (wxChar *s, float *number) +StringToFloat (const wxChar *s, float *number) { if (s && *s && number) *number = (float) wxStrtod (s, (wxChar **) NULL); } void -StringToDouble (wxChar *s, double *number) +StringToDouble (const wxChar *s, double *number) { if (s && *s && number) *number = wxStrtod (s, (wxChar **) NULL); @@ -254,7 +152,6 @@ FloatToString (float number, const wxChar *fmt) { static wxChar buf[256]; -// sprintf (buf, "%.2f", number); wxSprintf (buf, fmt, number); return buf; } @@ -269,14 +166,14 @@ DoubleToString (double number, const wxChar *fmt) } void -StringToInt (wxChar *s, int *number) +StringToInt (const wxChar *s, int *number) { if (s && *s && number) *number = (int) wxStrtol (s, (wxChar **) NULL, 10); } void -StringToLong (wxChar *s, long *number) +StringToLong (const wxChar *s, long *number) { if (s && *s && number) *number = wxStrtol (s, (wxChar **) NULL, 10); @@ -318,7 +215,7 @@ int wxHexToDec(const wxString& buf) else secondDigit = buf.GetChar(1) - wxT('0'); - return firstDigit * 16 + secondDigit; + return (firstDigit & 0xF) * 16 + (secondDigit & 0xF ); } // Convert decimal integer to 2-character hex string @@ -339,9 +236,9 @@ wxString wxDecToHex(int dec) return wxString(buf); } -// Match a string INDEPENDENT OF CASE +#if WXWIN_COMPATIBILITY_2 bool -StringMatch (char *str1, char *str2, bool subString, bool exact) +StringMatch (const wxChar *str1, const wxChar *str2, bool subString, bool exact) { if (str1 == NULL || str2 == NULL) return FALSE; @@ -350,94 +247,108 @@ StringMatch (char *str1, char *str2, bool subString, bool exact) if (subString) { - int len1 = strlen (str1); - int len2 = strlen (str2); + int len1 = wxStrlen (str1); + int len2 = wxStrlen (str2); int i; // Search for str1 in str2 // Slow .... but acceptable for short strings for (i = 0; i <= len2 - len1; i++) { - if (strncasecmp (str1, str2 + i, len1) == 0) + if (wxStrnicmp (str1, str2 + i, len1) == 0) return TRUE; } } else if (exact) { - if (strcasecmp (str1, str2) == 0) + if (wxStricmp (str1, str2) == 0) return TRUE; } else { - int len1 = strlen (str1); - int len2 = strlen (str2); + int len1 = wxStrlen (str1); + int len2 = wxStrlen (str2); - if (strncasecmp (str1, str2, wxMin (len1, len2)) == 0) + if (wxStrnicmp (str1, str2, wxMin (len1, len2)) == 0) return TRUE; } return FALSE; } +#endif // Return the current date/time // [volatile] wxString wxNow() { - time_t now = time((time_t *) NULL); - char *date = ctime(&now); - date[24] = '\0'; - return wxString(date); + time_t now = time((time_t *) NULL); + char *date = ctime(&now); + date[24] = '\0'; + return wxString::FromAscii(date); } #if wxUSE_GUI +#if wxUSE_MENUS + // ---------------------------------------------------------------------------- -// Strip out any menu codes +// Menu accelerators related functions // ---------------------------------------------------------------------------- -wxChar *wxStripMenuCodes (wxChar *in, wxChar *out) +wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out) { - if (!in) - return (wxChar *) NULL; + 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); + } + + return out; +} - if (!out) - out = copystring(in); +wxString wxStripMenuCodes(const wxString& in) +{ + wxString out; - wxChar *tmpOut = out; + size_t len = in.length(); + out.reserve(len); - while (*in) + for ( size_t n = 0; n < len; n++ ) { - if (*in == wxT('&')) + wxChar ch = in[n]; + if ( ch == _T('&') ) { - // Check && -> &, &x -> x - if (*++in == wxT('&')) - *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 == wxT('\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 = wxT('\0'); + out += ch; + } - return tmpOut; + return out; } -wxString wxStripMenuCodes(const wxString& str) -{ - wxChar *buf = new wxChar[str.Length() + 1]; - wxStripMenuCodes(WXSTRINGCAST str, buf); - wxString str1(buf); - delete[] buf; - return str1; -} +#endif // wxUSE_MENUS // ---------------------------------------------------------------------------- // Window search functions @@ -452,52 +363,9 @@ wxString wxStripMenuCodes(const wxString& str) wxWindow * wxFindWindowByLabel (const wxString& title, wxWindow * parent) { - if (parent) - { - return wxFindWindowByLabel1(title, parent); - } - else - { - for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *win = node->GetData(); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; - } // for() - - } - return (wxWindow *) NULL; + return wxWindow::FindWindowByLabel( title, parent ); } -// Recursive -static wxWindow * -wxFindWindowByLabel1 (const wxString& title, wxWindow * parent) -{ - if (parent) - { - if (parent->GetLabel() == title) - return parent; - } - - if (parent) - { - for ( wxWindowList::Node * node = parent->GetChildren().GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *win = (wxWindow *)node->GetData(); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; - } - - } - - return (wxWindow *) NULL; // Not found -} /* * If parent is non-NULL, look through children for a name @@ -506,64 +374,114 @@ wxFindWindowByLabel1 (const wxString& title, wxWindow * parent) */ wxWindow * -wxFindWindowByName (const wxString& title, wxWindow * parent) +wxFindWindowByName (const wxString& name, wxWindow * parent) { - if (parent) - { - return wxFindWindowByName1 (title, parent); - } - else - { - for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *win = node->GetData(); - wxWindow *retwin = wxFindWindowByName1 (title, win); - if (retwin) - return retwin; - } + return wxWindow::FindWindowByName( name, parent ); +} - } +// Returns menu item id or -1 if none. +int +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 - // Failed? Try by label instead. - return wxFindWindowByLabel(title, parent); + return -1; } -// Recursive -static wxWindow * -wxFindWindowByName1 (const wxString& title, wxWindow * parent) +// 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 (parent) + 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 wxUSE_NOTEBOOK + if (win->IsKindOf(CLASSINFO(wxNotebook))) { - if ( parent->GetName() == title ) - return parent; + 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; + } } +#endif - if (parent) + /* Doesn't work + // Frame case + else if (win->IsKindOf(CLASSINFO(wxFrame))) { - for (wxNode * node = parent->GetChildren().First (); node; node = node->Next ()) - { - wxWindow *win = (wxWindow *) node->Data (); - wxWindow *retwin = wxFindWindowByName1 (title, win); - if (retwin) - return retwin; - } // for() + // 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.GetFirst(); + while (node) + { + wxWindow* child = (wxWindow*) node->GetData(); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + node = node->Next(); + } + } + */ + wxWindowList::Node *node = win->GetChildren().GetLast(); + while (node) + { + wxWindow* child = node->GetData(); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + node = node->GetPrevious(); } - return (wxWindow *) NULL; // Not found + 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; } -// Returns menu item id or -1 if none. -int -wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) +wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) { - wxMenuBar *menuBar = frame->GetMenuBar (); - if (!menuBar) - return -1; - return menuBar->FindMenuItem (menuString, itemString); + // Go backwards through the list since windows + // on top are likely to have been appended most + // recently. + wxWindowList::Node *node = wxTopLevelWindows.GetLast(); + while (node) + { + wxWindow* win = node->GetData(); + wxWindow* found = wxFindWindowAtPoint(win, pt); + if (found) + return found; + node = node->GetPrevious(); + } + return NULL; } #endif // wxUSE_GUI @@ -622,7 +540,7 @@ whereami(name) t = imagedir; if (!absolute_pathname(name)) { -#if defined(DOS) || defined(__WIN32__) +#if defined(__DOS__) || defined(__WIN32__) int drive; char *newrbuf; @@ -772,6 +690,8 @@ whereami(name) * 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) ) { @@ -782,40 +702,110 @@ 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 -#ifdef __MWERKS__ +#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 +// ---------------------------------------------------------------------------- +// missing C RTL functions (FIXME shouldn't be here at all) +// ---------------------------------------------------------------------------- + +#if defined( __MWERKS__ ) && !defined(__MACH__) char *strdup(const char *s) { return strcpy( (char*) malloc( strlen( s ) + 1 ) , s ) ; } - int isascii( int c ) { return ( c >= 0 && c < 128 ) ; @@ -823,40 +813,119 @@ int isascii( int c ) #endif // __MWERKS__ // ---------------------------------------------------------------------------- -// misc functions +// wxSafeYield and supporting functions // ---------------------------------------------------------------------------- void wxEnableTopLevelWindows(bool enable) { - wxWindowList::Node *node; - for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) - node->GetData()->Enable(enable); + 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() ) + { + 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); + } + } +} + +wxWindowDisabler::~wxWindowDisabler() +{ + wxWindowList::Node *node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) + { + wxWindow *winTop = node->GetData(); + if ( !m_winDisabled || !m_winDisabled->Find(winTop) ) + { + winTop->Enable(); + } + //else: had been already disabled, don't reenable + } + + delete m_winDisabled; } -// Yield to other apps/messages and disable user input -bool wxSafeYield(wxWindow *win) +// Yield to other apps/messages and disable user input to all windows except +// the given one +bool wxSafeYield(wxWindow *win, bool onlyIfNeeded) { - wxEnableTopLevelWindows(FALSE); - // always enable ourselves - if ( win ) - win->Enable(TRUE); - bool rc = wxYield(); - wxEnableTopLevelWindows(TRUE); - return rc; + wxWindowDisabler wd(win); + + bool rc; + if (onlyIfNeeded) + rc = wxYieldIfNeeded(); + else + 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 + return TRUE; // detectable auto-repeat is the only mode MSW supports } #endif // !wxGTK #endif // wxUSE_GUI +const wxChar *wxGetInstallPrefix() +{ + wxString prefix; + + if ( wxGetEnv(wxT("WXPREFIX"), &prefix) ) + return prefix.c_str(); + +#ifdef wxINSTALL_PREFIX + return wxT(wxINSTALL_PREFIX); +#else + return wxT(""); +#endif +} + +wxString wxGetDataDir() +{ + wxString format = wxGetInstallPrefix(); + format << wxFILE_SEP_PATH + << wxT("share") << wxFILE_SEP_PATH + << wxT("wx") << wxFILE_SEP_PATH + << wxT("%i.%i"); + wxString dir; + dir.Printf(format.c_str(), wxMAJOR_VERSION, wxMINOR_VERSION); + return dir; +} + + // ---------------------------------------------------------------------------- // network and user id functions // ---------------------------------------------------------------------------- @@ -878,14 +947,13 @@ wxString wxGetEmailAddress() { wxString email; - wxString host = wxGetHostName(); + wxString host = wxGetFullHostName(); if ( !!host ) { wxString user = wxGetUserId(); if ( !!user ) { - wxString email(user); - email << wxT('@') << host; + email << user << wxT('@') << host; } } @@ -950,3 +1018,156 @@ wxString wxGetFullHostName() 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 +// ---------------------------------------------------------------------------- + +// wxDoExecuteWithCapture() helper: reads an entire stream into one array +// +// 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()?") ); + + // the stream could be already at EOF or in wxSTREAM_BROKEN_PIPE state + is->Reset(); + + wxTextInputStream tis(*is); + + bool cont = TRUE; + while ( cont ) + { + wxString line = tis.ReadLine(); + if ( is->Eof() ) + break; + + if ( !*is ) + { + cont = FALSE; + } + else + { + output.Add(line); + } + } + + return cont; +} +#endif // wxUSE_STREAMS + +// 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, wxEXEC_SYNC, process); + +#if wxUSE_STREAMS + if ( rc != -1 ) + { + if ( !ReadAll(process->GetInputStream(), output) ) + rc = -1; + + if ( error ) + { + if ( !ReadAll(process->GetErrorStream(), *error) ) + rc = -1; + } + + } +#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); +} + +// ---------------------------------------------------------------------------- +// wxApp::Yield() wrappers for backwards compatibility +// ---------------------------------------------------------------------------- + +bool wxYield() +{ +#if wxUSE_GUI + return wxTheApp && wxTheApp->Yield(); +#else + return FALSE; +#endif +} + +bool wxYieldIfNeeded() +{ +#if wxUSE_GUI + return wxTheApp && wxTheApp->Yield(TRUE); +#else + return FALSE; +#endif +} +