X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c51deffc32ff80f4ed13a1095bbf2ff44de89505..2b1d737b3e9413217302cde932cbc3af91d79024:/src/common/utilscmn.cpp diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp index 9dd4d99b3e..09369b63f3 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 ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -17,7 +17,14 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ +#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 @@ -29,7 +36,7 @@ #endif #ifndef WX_PRECOMP - #include "wx/defs.h" + #include "wx/app.h" #include "wx/string.h" #include "wx/utils.h" #include "wx/intl.h" @@ -37,10 +44,11 @@ #if wxUSE_GUI #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" @@ -48,6 +56,15 @@ #endif // wxUSE_GUI #endif // WX_PRECOMP +#include "wx/apptrait.h" + +#include "wx/process.h" +#include "wx/txtstrm.h" + +#if defined(__WXWINCE__) && wxUSE_DATETIME +#include "wx/datetime.h" +#endif + #include #include #include @@ -59,161 +76,50 @@ #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 +#else +#include "wx/msw/wince/time.h" +#endif -#ifndef __MWERKS__ +#if !defined(__MWERKS__) && !defined(__WXWINCE__) #include #include #endif -#ifdef __SALFORDC__ - #include +#if defined(__WXMSW__) + #include "wx/msw/private.h" #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" -#endif +#if wxUSE_BASE // ---------------------------------------------------------------------------- -// 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("wxWidgets Internal Error"); + const wxChar *wxFatalErrorStr = wxT("wxWidgets 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 - -#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 -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 = wxStrcmp(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 +#if WXWIN_COMPATIBILITY_2_4 wxChar * copystring (const wxChar *s) { - if (s == NULL) s = wxT(""); + if (s == NULL) s = wxEmptyString; size_t len = wxStrlen (s) + 1; wxChar *news = new wxChar[len]; @@ -222,34 +128,26 @@ copystring (const wxChar *s) return news; } -// Id generation -static long wxCurrentId = 100; +#endif // WXWIN_COMPATIBILITY_2_4 -long -wxNewId (void) -{ - return wxCurrentId++; -} +// ---------------------------------------------------------------------------- +// String <-> Number conversions (deprecated) +// ---------------------------------------------------------------------------- -long -wxGetCurrentId(void) { return wxCurrentId; } +#if WXWIN_COMPATIBILITY_2_4 -void -wxRegisterId (long id) -{ - if (id >= wxCurrentId) - wxCurrentId = id + 1; -} +WXDLLIMPEXP_DATA_BASE(const wxChar *) wxFloatToStringStr = wxT("%.2f"); +WXDLLIMPEXP_DATA_BASE(const wxChar *) wxDoubleToStringStr = wxT("%.2f"); 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); @@ -260,7 +158,6 @@ FloatToString (float number, const wxChar *fmt) { static wxChar buf[256]; -// sprintf (buf, "%.2f", number); wxSprintf (buf, fmt, number); return buf; } @@ -275,14 +172,14 @@ 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); @@ -306,6 +203,8 @@ LongToString (long number) return buf; } +#endif // WXWIN_COMPATIBILITY_2_4 + // Array used in DecToHex conversion routine. static wxChar hexArray[] = wxT("0123456789ABCDEF"); @@ -324,7 +223,7 @@ 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 @@ -345,514 +244,502 @@ wxString wxDecToHex(int dec) return wxString(buf); } -// Match a string INDEPENDENT OF CASE -bool -StringMatch (char *str1, char *str2, bool subString, bool exact) +// ---------------------------------------------------------------------------- +// misc functions +// ---------------------------------------------------------------------------- + +// Return the current date/time +wxString wxNow() { - if (str1 == NULL || str2 == NULL) - return FALSE; - if (str1 == str2) - return TRUE; +#ifdef __WXWINCE__ +#if wxUSE_DATETIME + wxDateTime now = wxDateTime::Now(); + return now.Format(); +#else + return wxEmptyString; +#endif +#else + time_t now = time((time_t *) NULL); + char *date = ctime(&now); + date[24] = '\0'; + return wxString::FromAscii(date); +#endif +} - if (subString) - { - int len1 = strlen (str1); - int len2 = strlen (str2); - int i; +void wxUsleep(unsigned long milliseconds) +{ + wxMilliSleep(milliseconds); +} - // 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) - return TRUE; - } - } - else if (exact) - { - if (strcasecmp (str1, str2) == 0) - return TRUE; - } - else - { - int len1 = strlen (str1); - int len2 = strlen (str2); +const wxChar *wxGetInstallPrefix() +{ + wxString prefix; - if (strncasecmp (str1, str2, wxMin (len1, len2)) == 0) - return TRUE; - } + if ( wxGetEnv(wxT("WXPREFIX"), &prefix) ) + return prefix.c_str(); - return FALSE; +#ifdef wxINSTALL_PREFIX + return wxT(wxINSTALL_PREFIX); +#else + return wxEmptyString; +#endif } -// Return the current date/time -// [volatile] -wxString wxNow() +wxString wxGetDataDir() { - time_t now = time((time_t *) NULL); - char *date = ctime(&now); - date[24] = '\0'; - return wxString(date); + wxString dir = wxGetInstallPrefix(); + dir << wxFILE_SEP_PATH << wxT("share") << wxFILE_SEP_PATH << wxT("wx"); + return dir; } -#if wxUSE_GUI +int wxGetOsVersion(int *verMaj, int *verMin) +{ + // we want this function to work even if there is no wxApp + wxConsoleAppTraits traitsConsole; + wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; + if ( ! traits ) + traits = &traitsConsole; + + wxToolkitInfo& info = traits->GetToolkitInfo(); + if ( verMaj ) + *verMaj = info.versionMajor; + if ( verMin ) + *verMin = info.versionMinor; + return info.os; +} // ---------------------------------------------------------------------------- -// Menu accelerators related functions +// network and user id functions // ---------------------------------------------------------------------------- -wxChar *wxStripMenuCodes (wxChar *in, wxChar *out) +// Get Full RFC822 style email address +bool wxGetEmailAddress(wxChar *address, int maxSize) { - if (!in) - return (wxChar *) NULL; + wxString email = wxGetEmailAddress(); + if ( !email ) + return false; + + wxStrncpy(address, email, maxSize - 1); + address[maxSize - 1] = wxT('\0'); - if (!out) - out = copystring(in); + return true; +} - wxChar *tmpOut = out; +wxString wxGetEmailAddress() +{ + wxString email; - while (*in) + wxString host = wxGetFullHostName(); + if ( !host.empty() ) { - if (*in == wxT('&')) - { - // Check && -> &, &x -> x - if (*++in == wxT('&')) - *out++ = *in++; - } - else if (*in == wxT('\t')) + wxString user = wxGetUserId(); + if ( !user.empty() ) { - // 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; + email << user << wxT('@') << host; } - else - *out++ = *in++; - } // while + } + + return email; +} - *out = wxT('\0'); +wxString wxGetUserId() +{ + static const int maxLoginLen = 256; // FIXME arbitrary number - return tmpOut; + wxString buf; + bool ok = wxGetUserId(wxStringBuffer(buf, maxLoginLen), maxLoginLen); + + if ( !ok ) + buf.Empty(); + + return buf; } -wxString wxStripMenuCodes(const wxString& str) +wxString wxGetUserName() { - wxChar *buf = new wxChar[str.Length() + 1]; - wxStripMenuCodes(WXSTRINGCAST str, buf); - wxString str1(buf); - delete[] buf; - return str1; + static const int maxUserNameLen = 1024; // FIXME arbitrary number + + wxString buf; + bool ok = wxGetUserName(wxStringBuffer(buf, maxUserNameLen), maxUserNameLen); + + if ( !ok ) + buf.Empty(); + + return buf; } -#if wxUSE_ACCEL +wxString wxGetHostName() +{ + static const size_t hostnameSize = 257; + + wxString buf; + bool ok = wxGetHostName(wxStringBuffer(buf, hostnameSize), hostnameSize); + + if ( !ok ) + buf.Empty(); -// return wxAcceleratorEntry for the given menu string or NULL if none -// specified -wxAcceleratorEntry *wxGetAccelFromString(const wxString& label) + return buf; +} + +wxString wxGetFullHostName() { - // check for accelerators: they are given after '\t' - int posTab = label.Find(wxT('\t')); - if ( posTab != wxNOT_FOUND ) { - // parse the accelerator string - int keyCode = 0; - int accelFlags = wxACCEL_NORMAL; - wxString current; - for ( size_t n = (size_t)posTab + 1; n < label.Len(); n++ ) { - if ( (label[n] == '+') || (label[n] == '-') ) { - if ( current == _("ctrl") ) - accelFlags |= wxACCEL_CTRL; - else if ( current == _("alt") ) - accelFlags |= wxACCEL_ALT; - else if ( current == _("shift") ) - accelFlags |= wxACCEL_SHIFT; - else { - wxLogDebug(wxT("Unknown accel modifier: '%s'"), - current.c_str()); - } - - current.Empty(); - } - else { - current += wxTolower(label[n]); - } - } + static const size_t hostnameSize = 257; - if ( current.IsEmpty() ) { - wxLogDebug(wxT("No accel key found, accel string ignored.")); - } - else { - if ( current.Len() == 1 ) { - // it's a letter - keyCode = wxToupper(current[0U]); + wxString buf; + bool ok = wxGetFullHostName(wxStringBuffer(buf, hostnameSize), hostnameSize); + + 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 { - // is it a function key? - if ( current[0U] == 'f' && isdigit(current[1U]) && - (current.Len() == 2 || - (current.Len() == 3 && isdigit(current[2U]))) ) { - int n; - wxSscanf(current.c_str() + 1, wxT("%d"), &n); - - keyCode = WXK_F1 + n - 1; - } - else { -#if 0 // this is not supported by GTK+, apparently - // several special cases - current.MakeUpper(); - if ( current == wxT("DEL") ) { - keyCode = VK_DELETE; - } - else if ( current == wxT("PGUP") ) { - keyCode = VK_PRIOR; - } - else if ( current == wxT("PGDN") ) { - keyCode = VK_NEXT; - } - else -#endif // 0 - { - wxLogDebug(wxT("Unrecognized accel key '%s', accel " - "string ignored."), current.c_str()); - } - } + else + { + // buffer was too small, retry with a larger one + len *= 2; } } + //else: ok + } while ( !ok ); - if ( keyCode ) { - // we do have something - return new wxAcceleratorEntry(accelFlags, keyCode); - } - } - - return (wxAcceleratorEntry *)NULL; + return dir; } -#endif // wxUSE_ACCEL +#endif // 0 // ---------------------------------------------------------------------------- -// Window search functions +// wxExecute // ---------------------------------------------------------------------------- -/* - * If parent is non-NULL, look through children for a label or title - * matching the specified string. If NULL, look through all top-level windows. - * - */ - -wxWindow * -wxFindWindowByLabel (const wxString& title, wxWindow * parent) +// 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) { - if (parent) - { - return wxFindWindowByLabel1(title, parent); - } - else + 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 ) { - for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *win = node->GetData(); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; - } // for() + wxString line = tis.ReadLine(); + if ( is->Eof() ) + break; + if ( !*is ) + { + cont = false; + } + else + { + output.Add(line); + } } - return (wxWindow *) NULL; + + return cont; } +#endif // wxUSE_STREAMS -// Recursive -static wxWindow * -wxFindWindowByLabel1 (const wxString& title, wxWindow * parent) +// 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, + int flags) { - if (parent) - { - if (parent->GetLabel() == title) - return parent; - } + // create a wxProcess which will capture the output + wxProcess *process = new wxProcess; + process->Redirect(); - if (parent) + long rc = wxExecute(command, wxEXEC_SYNC | flags, process); + +#if wxUSE_STREAMS + if ( rc != -1 ) { - for ( wxWindowList::Node * node = parent->GetChildren().GetFirst(); - node; - node = node->GetNext() ) + if ( !ReadAll(process->GetInputStream(), output) ) + rc = -1; + + if ( error ) { - wxWindow *win = (wxWindow *)node->GetData(); - wxWindow *retwin = wxFindWindowByLabel1 (title, win); - if (retwin) - return retwin; + if ( !ReadAll(process->GetErrorStream(), *error) ) + rc = -1; } } +#else + wxUnusedVar(output); + wxUnusedVar(error); +#endif // wxUSE_STREAMS/!wxUSE_STREAMS + + delete process; - return (wxWindow *) NULL; // Not found + return rc; } -/* - * If parent is non-NULL, look through children for a name - * matching the specified string. If NULL, look through all top-level windows. - * - */ +long wxExecute(const wxString& command, wxArrayString& output, int flags) +{ + return wxDoExecuteWithCapture(command, output, NULL, flags); +} -wxWindow * -wxFindWindowByName (const wxString& title, wxWindow * parent) +long wxExecute(const wxString& command, + wxArrayString& output, + wxArrayString& error, + int flags) +{ + return wxDoExecuteWithCapture(command, output, &error, flags); +} + +// ---------------------------------------------------------------------------- +// wxApp::Yield() wrappers for backwards compatibility +// ---------------------------------------------------------------------------- + +bool wxYield() { - if (parent) + return wxTheApp && wxTheApp->Yield(); +} + +bool wxYieldIfNeeded() +{ + return wxTheApp && wxTheApp->Yield(true); +} + +#endif // wxUSE_BASE + +// ============================================================================ +// GUI-only functions from now on +// ============================================================================ + +#if wxUSE_GUI + +// 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) +{ + if (id >= wxCurrentId) + wxCurrentId = id + 1; +} + +#if wxUSE_MENUS + +// ---------------------------------------------------------------------------- +// Menu accelerators related functions +// ---------------------------------------------------------------------------- + +wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out) +{ + wxString s = wxMenuItem::GetLabelFromText(in); + if ( out ) { - return wxFindWindowByName1 (title, parent); + // go smash their buffer if it's not big enough - I love char * params + memcpy(out, s.c_str(), s.length() * sizeof(wxChar)); } else { - for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst(); - node; - node = node->GetNext() ) - { - wxWindow *win = node->GetData(); - wxWindow *retwin = wxFindWindowByName1 (title, win); - if (retwin) - return retwin; - } - + // MYcopystring - for easier search... + out = new wxChar[s.length() + 1]; + wxStrcpy(out, s.c_str()); } - // Failed? Try by label instead. - return wxFindWindowByLabel(title, parent); + return out; } -// Recursive -static wxWindow * -wxFindWindowByName1 (const wxString& title, wxWindow * parent) +wxString wxStripMenuCodes(const wxString& in) { - if (parent) - { - if ( parent->GetName() == title ) - return parent; - } + wxString out; - if (parent) + size_t len = in.length(); + out.reserve(len); + + for ( size_t n = 0; n < len; n++ ) { - for (wxNode * node = parent->GetChildren().First (); node; node = node->Next ()) + wxChar ch = in[n]; + if ( ch == _T('&') ) + { + // 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 ( ch == _T('\t') ) { - wxWindow *win = (wxWindow *) node->Data (); - wxWindow *retwin = wxFindWindowByName1 (title, win); - if (retwin) - return retwin; - } // for() + // everything after TAB is accel string, exit the loop + break; + } + out += ch; } - return (wxWindow *) NULL; // Not found - + return out; } -// Returns menu item id or -1 if none. -int -wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) -{ - wxMenuBar *menuBar = frame->GetMenuBar (); - if (!menuBar) - return -1; - return menuBar->FindMenuItem (menuString, itemString); -} +#endif // wxUSE_MENUS -#endif // wxUSE_GUI +// ---------------------------------------------------------------------------- +// Window search functions +// ---------------------------------------------------------------------------- /* -On Fri, 21 Jul 1995, Paul Craven wrote: - -> Is there a way to find the path of running program's executable? I can get -> my home directory, and the current directory, but I don't know how to get the -> executable directory. -> - -The code below (warty as it is), does what you want on most Unix, -DOS, and Mac platforms (it's from the ALS Prolog main). + * If parent is non-NULL, look through children for a label or title + * matching the specified string. If NULL, look through all top-level windows. + * + */ -|| Ken Bowen Applied Logic Systems, Inc. PO Box 180, -||==== Voice: +1 (617)965-9191 Newton Centre, -|| FAX: +1 (617)965-1636 MA 02159 USA - Email: ken@als.com WWW: http://www.als.com ------------------------------------------------------------------------- -*/ +wxWindow * +wxFindWindowByLabel (const wxString& title, wxWindow * parent) +{ + return wxWindow::FindWindowByLabel( title, parent ); +} -// This code is commented out but it may be integrated with wxWin at -// a later date, after testing. Thanks Ken! -#if 0 -/*--------------------------------------------------------------------* - | whereami is given a filename f in the form: whereami(argv[0]) - | It returns the directory in which the executable file (containing - | this code [main.c] ) may be found. A dot will be returned to indicate - | the current directory. - *--------------------------------------------------------------------*/ +/* + * If parent is non-NULL, look through children for a name + * matching the specified string. If NULL, look through all top-level windows. + * + */ -static void -whereami(name) - char *name; +wxWindow * +wxFindWindowByName (const wxString& name, wxWindow * parent) { - register char *cutoff = NULL; /* stifle -Wall */ - register char *s; - register char *t; - int cc; - char ebuf[4096]; - - /* - * See if the file is accessible either through the current directory - * or through an absolute path. - */ - - if (access(name, R_OK) == 0) { - - /*-------------------------------------------------------------* - * The file was accessible without any other work. But the current - * working directory might change on us, so if it was accessible - * through the cwd, then we should get it for later accesses. - *-------------------------------------------------------------*/ - - t = imagedir; - if (!absolute_pathname(name)) { -#if defined(DOS) || defined(__WIN32__) - int drive; - char *newrbuf; - - newrbuf = imagedir; -#ifndef __DJGPP__ - if (*(name + 1) == ':') { - if (*name >= 'a' && *name <= 'z') - drive = (int) (*name - 'a' + 1); - else - drive = (int) (*name - 'A' + 1); - *newrbuf++ = *name; - *newrbuf++ = *(name + 1); - *newrbuf++ = DIR_SEPARATOR; - } - else { - drive = 0; - *newrbuf++ = DIR_SEPARATOR; - } - if (getcwd(newrbuf, drive) == 0) { /* } */ -#else - if (getcwd(newrbuf, 1024) == 0) { /* } */ -#endif -#else /* DOS */ -#ifdef HAVE_GETWD - if (getwd(imagedir) == 0) { /* } */ -#else /* !HAVE_GETWD */ - if (getcwd(imagedir, 1024) == 0) { -#endif /* !HAVE_GETWD */ -#endif /* DOS */ - fatal_error(FE_GETCWD, 0); - } - for (; *t; t++) /* Set t to end of buffer */ - ; - if (*(t - 1) == DIR_SEPARATOR) /* leave slash if already - * last char - */ - cutoff = t - 1; - else { - cutoff = t; /* otherwise put one in */ - *t++ = DIR_SEPARATOR; - } - } -#if (!defined(__MAC__) && !defined(__DJGPP__) && !defined(__GO32__) && !defined(__WIN32__)) - else - (*t++ = DIR_SEPARATOR); -#endif + return wxWindow::FindWindowByName( name, parent ); +} - /*-------------------------------------------------------------* - * Copy the rest of the string and set the cutoff if it was not - * already set. If the first character of name is a slash, cutoff - * is not presently set but will be on the first iteration of the - * loop below. - *-------------------------------------------------------------*/ - - for ((*name == DIR_SEPARATOR ? (s = name+1) : (s = name));;) { - if (*s == DIR_SEPARATOR) - cutoff = t; - if (!(*t++ = *s++)) - break; - } +// Returns menu item id or wxNOT_FOUND 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 - } - else { + return wxNOT_FOUND; +} - /*-------------------------------------------------------------* - * Get the path list from the environment. If the path list is - * inaccessible for any reason, leave with fatal error. - *-------------------------------------------------------------*/ +// 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; -#ifdef __MAC__ - if ((s = getenv("Commands")) == (char *) 0) -#else - if ((s = getenv("PATH")) == (char *) 0) + // 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))) + { + 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 - fatal_error(FE_PATH, 0); - - /* - * Copy path list into ebuf and set the source pointer to the - * beginning of this buffer. - */ - - strcpy(ebuf, s); - s = ebuf; - - for (;;) { - t = imagedir; - while (*s && *s != PATH_SEPARATOR) - *t++ = *s++; - if (t > imagedir && *(t - 1) == DIR_SEPARATOR) - ; /* do nothing -- slash already is in place */ - else - *t++ = DIR_SEPARATOR; /* put in the slash */ - cutoff = t - 1; /* set cutoff */ - strcpy(t, name); - if (access(imagedir, R_OK) == 0) - break; - - if (*s) - s++; /* advance source pointer */ - else - fatal_error(FE_INFND, 0); - } + wxWindowList::compatibility_iterator node = win->GetChildren().GetLast(); + while (node) + { + wxWindow* child = node->GetData(); + wxWindow* foundWin = wxFindWindowAtPoint(child, pt); + if (foundWin) + return foundWin; + node = node->GetPrevious(); } - /*-------------------------------------------------------------* - | At this point the full pathname should exist in imagedir and - | cutoff should be set to the final slash. We must now determine - | whether the file name is a symbolic link or not and chase it down - | if it is. Note that we reuse ebuf for getting the link. - *-------------------------------------------------------------*/ - -#ifdef HAVE_SYMLINK - while ((cc = readlink(imagedir, ebuf, 512)) != -1) { - ebuf[cc] = 0; - s = ebuf; - if (*s == DIR_SEPARATOR) { - t = imagedir; - } - else { - t = cutoff + 1; - } - for (;;) { - if (*s == DIR_SEPARATOR) - cutoff = t; /* mark the last slash seen */ - if (!(*t++ = *s++)) /* copy the character */ - break; - } + wxPoint pos = win->GetPosition(); + wxSize sz = win->GetSize(); + if (win->GetParent()) + { + pos = win->GetParent()->ClientToScreen(pos); } -#endif /* HAVE_SYMLINK */ - - strcpy(imagename, cutoff + 1); /* keep the image name */ - *(cutoff + 1) = 0; /* chop off the filename part */ + wxRect rect(pos, sz); + if (rect.Inside(pt)) + return win; + else + return NULL; } -#endif - -#if wxUSE_GUI +wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) +{ + // Go backwards through the list since windows + // on top are likely to have been appended most + // recently. + wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetLast(); + while (node) + { + wxWindow* win = node->GetData(); + wxWindow* found = wxFindWindowAtPoint(win, pt); + if (found) + return found; + node = node->GetPrevious(); + } + return NULL; +} // ---------------------------------------------------------------------------- // GUI helpers @@ -863,188 +750,218 @@ 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) ) { - wxMessageDialog dialog(parent, message, caption, style); + long decorated_style = style; + + if ( ( style & ( wxICON_EXCLAMATION | wxICON_HAND | wxICON_INFORMATION | wxICON_QUESTION ) ) == 0 ) + { + decorated_style |= ( style & wxYES ) ? wxICON_QUESTION : wxICON_INFORMATION ; + } + + wxMessageDialog dialog(parent, message, caption, decorated_style); int ans = dialog.ShowModal(); switch ( ans ) { 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) ) + wxCoord x, wxCoord y, bool centre ) { - wxTextEntryDialog dialog(parent, message, caption, defaultValue, wxOK|wxCANCEL, wxPoint(x, y)); - if (dialog.ShowModal() == wxID_OK) - return dialog.GetValue(); + wxString str; + long style = wxTextEntryDialogStyle; + + if (centre) + style |= wxCENTRE; else - return wxString(""); -} -#endif // wxUSE_TEXTDLG + style &= ~wxCENTRE; -#ifdef __MWERKS__ -char *strdup(const char *s) -{ - return strcpy( (char*) malloc( strlen( s ) + 1 ) , s ) ; -} + wxTextEntryDialog dialog(parent, message, caption, defaultValue, style, wxPoint(x, y)); -int isascii( int c ) -{ - return ( c >= 0 && c < 128 ) ; -} -#endif // __MWERKS__ - -// ---------------------------------------------------------------------------- -// misc functions -// ---------------------------------------------------------------------------- + if (dialog.ShowModal() == wxID_OK) + { + str = dialog.GetValue(); + } -void wxEnableTopLevelWindows(bool enable) -{ - wxWindowList::Node *node; - for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) - node->GetData()->Enable(enable); + return str; } -// Yield to other apps/messages and disable user input -bool wxSafeYield(wxWindow *win) +wxString wxGetPasswordFromUser(const wxString& message, + const wxString& caption, + const wxString& defaultValue, + wxWindow *parent, + wxCoord x, wxCoord y, bool centre ) { - wxEnableTopLevelWindows(FALSE); - // always enable ourselves - if ( win ) - win->Enable(TRUE); - bool rc = wxYield(); - wxEnableTopLevelWindows(TRUE); - return rc; -} + wxString str; + long style = wxTextEntryDialogStyle; -// 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 + if (centre) + style |= wxCENTRE; + else + style &= ~wxCENTRE; + + wxPasswordEntryDialog dialog(parent, message, caption, defaultValue, + style, wxPoint(x, y)); + if ( dialog.ShowModal() == wxID_OK ) + { + str = dialog.GetValue(); + } + + return str; } -#endif // !wxGTK -#endif // wxUSE_GUI +#endif // wxUSE_TEXTDLG -// ---------------------------------------------------------------------------- -// network and user id functions -// ---------------------------------------------------------------------------- +#if wxUSE_COLOURDLG -// Get Full RFC822 style email address -bool wxGetEmailAddress(wxChar *address, int maxSize) +wxColour wxGetColourFromUser(wxWindow *parent, const wxColour& colInit) { - wxString email = wxGetEmailAddress(); - if ( !email ) - return FALSE; + wxColourData data; + data.SetChooseFull(true); + if ( colInit.Ok() ) + { + data.SetColour((wxColour &)colInit); // const_cast + } - wxStrncpy(address, email, maxSize - 1); - address[maxSize - 1] = wxT('\0'); + wxColour colRet; + wxColourDialog dialog(parent, &data); + if ( dialog.ShowModal() == wxID_OK ) + { + colRet = dialog.GetColourData().GetColour(); + } + //else: leave it invalid - return TRUE; + return colRet; } -wxString wxGetEmailAddress() +#endif // wxUSE_COLOURDLG + +#if wxUSE_FONTDLG + +wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit) { - wxString email; + wxFontData data; + if ( fontInit.Ok() ) + { + data.SetInitialFont(fontInit); + } - wxString host = wxGetHostName(); - if ( !!host ) + wxFont fontRet; + wxFontDialog dialog(parent, data); + if ( dialog.ShowModal() == wxID_OK ) { - wxString user = wxGetUserId(); - if ( !!user ) - { - wxString email(user); - email << wxT('@') << host; - } + fontRet = dialog.GetFontData().GetChosenFont(); } + //else: leave it invalid - return email; + return fontRet; } -wxString wxGetUserId() -{ - static const int maxLoginLen = 256; // FIXME arbitrary number +#endif // wxUSE_FONTDLG - wxString buf; - bool ok = wxGetUserId(buf.GetWriteBuf(maxLoginLen), maxLoginLen); - buf.UngetWriteBuf(); - - if ( !ok ) - buf.Empty(); +// ---------------------------------------------------------------------------- +// wxSafeYield and supporting functions +// ---------------------------------------------------------------------------- - return buf; +void wxEnableTopLevelWindows(bool enable) +{ + wxWindowList::compatibility_iterator node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) + node->GetData()->Enable(enable); } -wxString wxGetUserName() +wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) { - static const int maxUserNameLen = 1024; // FIXME arbitrary number + // remember the top level windows which were already disabled, so that we + // don't reenable them later + m_winDisabled = NULL; - wxString buf; - bool ok = wxGetUserName(buf.GetWriteBuf(maxUserNameLen), maxUserNameLen); - buf.UngetWriteBuf(); + wxWindowList::compatibility_iterator node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) + { + wxWindow *winTop = node->GetData(); + if ( winTop == winToSkip ) + continue; - if ( !ok ) - buf.Empty(); + // we don't need to disable the hidden or already disabled windows + if ( winTop->IsEnabled() && winTop->IsShown() ) + { + winTop->Disable(); + } + else + { + if ( !m_winDisabled ) + { + m_winDisabled = new wxWindowList; + } - return buf; + m_winDisabled->Append(winTop); + } + } } -wxString wxGetHostName() +wxWindowDisabler::~wxWindowDisabler() { - static const size_t hostnameSize = 257; - - wxString buf; - bool ok = wxGetHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); - - buf.UngetWriteBuf(); - - if ( !ok ) - buf.Empty(); + wxWindowList::compatibility_iterator 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 + } - return buf; + delete m_winDisabled; } -wxString wxGetFullHostName() +// Yield to other apps/messages and disable user input to all windows except +// the given one +bool wxSafeYield(wxWindow *win, bool onlyIfNeeded) { - static const size_t hostnameSize = 257; + wxWindowDisabler wd(win); - wxString buf; - bool ok = wxGetFullHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); - - buf.UngetWriteBuf(); - - if ( !ok ) - buf.Empty(); + bool rc; + if (onlyIfNeeded) + rc = wxYieldIfNeeded(); + else + rc = wxYield(); - return buf; + return rc; } -wxString wxGetHomeDir() +// 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) ) { - wxString home; - wxGetHomeDir(&home); - - return home; + return true; // detectable auto-repeat is the only mode MSW supports } +#endif // !wxGTK + +#endif // wxUSE_GUI +