X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b829bf55a0cc891cff1cee117801ba48dc8bcbd0..957f865c9703cd3e86c170cd7d2cb538a5628ebd:/src/common/utilscmn.cpp diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp index 32e2332a52..6c7f69d3b9 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 @@ -29,14 +36,13 @@ #endif #ifndef WX_PRECOMP - #include "wx/defs.h" + #include "wx/app.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/frame.h" #include "wx/menu.h" @@ -50,9 +56,13 @@ #endif // wxUSE_GUI #endif // WX_PRECOMP -#ifndef __WIN16__ +#include "wx/apptrait.h" + #include "wx/process.h" #include "wx/txtstrm.h" + +#if defined(__WXWINCE__) && wxUSE_DATETIME +#include "wx/datetime.h" #endif #include @@ -74,34 +84,38 @@ #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 -#endif - #ifdef __WXMSW__ #include "wx/msw/private.h" #endif +#if wxUSE_BASE + // ---------------------------------------------------------------------------- // common data // ---------------------------------------------------------------------------- #if WXWIN_COMPATIBILITY_2_2 - const wxChar *wxInternalErrorStr = wxT("wxWindows Internal Error"); - const wxChar *wxFatalErrorStr = wxT("wxWindows Fatal Error"); + const wxChar *wxInternalErrorStr = wxT("wxWidgets Internal Error"); + const wxChar *wxFatalErrorStr = wxT("wxWidgets Fatal Error"); #endif // WXWIN_COMPATIBILITY_2_2 // ============================================================================ // implementation // ============================================================================ +#if WXWIN_COMPATIBILITY_2_4 + wxChar * copystring (const wxChar *s) { @@ -114,24 +128,16 @@ 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 (const wxChar *s, float *number) @@ -197,6 +203,8 @@ LongToString (long number) return buf; } +#endif // WXWIN_COMPATIBILITY_2_4 + // Array used in DecToHex conversion routine. static wxChar hexArray[] = wxT("0123456789ABCDEF"); @@ -236,937 +244,716 @@ wxString wxDecToHex(int dec) return wxString(buf); } -#if WXWIN_COMPATIBILITY_2 -bool -StringMatch (const wxChar *str1, const wxChar *str2, bool subString, bool exact) -{ - if (str1 == NULL || str2 == NULL) - return FALSE; - if (str1 == str2) - return TRUE; - - if (subString) - { - 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 (wxStrnicmp (str1, str2 + i, len1) == 0) - return TRUE; - } - } - else if (exact) - { - if (wxStricmp (str1, str2) == 0) - return TRUE; - } - else - { - int len1 = wxStrlen (str1); - int len2 = wxStrlen (str2); - - if (wxStrnicmp (str1, str2, wxMin (len1, len2)) == 0) - return TRUE; - } - - return FALSE; -} -#endif +// ---------------------------------------------------------------------------- +// misc functions +// ---------------------------------------------------------------------------- // Return the current date/time -// [volatile] wxString wxNow() { +#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 wxUSE_GUI +void wxUsleep(unsigned long milliseconds) +{ + wxMilliSleep(milliseconds); +} -#if wxUSE_MENUS +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; +} + +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(const wxChar *in, wxChar *out) +// Get Full RFC822 style email address +bool wxGetEmailAddress(wxChar *address, int maxSize) { - 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); - } + wxString email = wxGetEmailAddress(); + if ( !email ) + return FALSE; - return out; + wxStrncpy(address, email, maxSize - 1); + address[maxSize - 1] = wxT('\0'); + + return TRUE; } -wxString wxStripMenuCodes(const wxString& in) +wxString wxGetEmailAddress() { - wxString out; - - size_t len = in.length(); - out.reserve(len); + wxString email; - for ( size_t n = 0; n < len; n++ ) + wxString host = wxGetFullHostName(); + if ( !!host ) { - 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') ) + wxString user = wxGetUserId(); + if ( !!user ) { - // everything after TAB is accel string, exit the loop - break; + email << user << wxT('@') << host; } - - out += ch; } - return out; + return email; } -#endif // wxUSE_MENUS +wxString wxGetUserId() +{ + static const int maxLoginLen = 256; // FIXME arbitrary number -// ---------------------------------------------------------------------------- -// Window search functions -// ---------------------------------------------------------------------------- + wxString buf; + bool ok = wxGetUserId(wxStringBuffer(buf, maxLoginLen), maxLoginLen); -/* - * 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. - * - */ + if ( !ok ) + buf.Empty(); -wxWindow * -wxFindWindowByLabel (const wxString& title, wxWindow * parent) -{ - return wxWindow::FindWindowByLabel( title, parent ); + return buf; } +wxString wxGetUserName() +{ + static const int maxUserNameLen = 1024; // FIXME arbitrary number -/* - * If parent is non-NULL, look through children for a name - * matching the specified string. If NULL, look through all top-level windows. - * - */ + wxString buf; + bool ok = wxGetUserName(wxStringBuffer(buf, maxUserNameLen), maxUserNameLen); -wxWindow * -wxFindWindowByName (const wxString& name, wxWindow * parent) -{ - return wxWindow::FindWindowByName( name, parent ); + if ( !ok ) + buf.Empty(); + + return buf; } -// Returns menu item id or -1 if none. -int -wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) +wxString wxGetHostName() { -#if wxUSE_MENUS - wxMenuBar *menuBar = frame->GetMenuBar (); - if ( menuBar ) - return menuBar->FindMenuItem (menuString, itemString); -#endif // wxUSE_MENUS + static const size_t hostnameSize = 257; - return -1; + wxString buf; + bool ok = wxGetHostName(wxStringBuffer(buf, hostnameSize), hostnameSize); + + if ( !ok ) + buf.Empty(); + + return buf; } -// 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) +wxString wxGetFullHostName() { - if (!win->IsShown()) - return NULL; + static const size_t hostnameSize = 257; - // 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 + wxString buf; + bool ok = wxGetFullHostName(wxStringBuffer(buf, hostnameSize), hostnameSize); - /* 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(); - } - } - */ + if ( !ok ) + buf.Empty(); - wxNode* node = win->GetChildren().Last(); - while (node) - { - wxWindow* child = (wxWindow*) node->Data(); - wxWindow* foundWin = wxFindWindowAtPoint(child, pt); - if (foundWin) - return foundWin; - node = node->Previous(); - } + return buf; +} - wxPoint pos = win->GetPosition(); - wxSize sz = win->GetSize(); - if (win->GetParent()) - { - pos = win->GetParent()->ClientToScreen(pos); - } +wxString wxGetHomeDir() +{ + wxString home; + wxGetHomeDir(&home); - wxRect rect(pos, sz); - if (rect.Inside(pt)) - return win; - else - return NULL; + return home; } -wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) +#if 0 + +wxString wxGetCurrentDir() { - // Go backwards through the list since windows - // on top are likely to have been appended most - // recently. - wxNode* node = wxTopLevelWindows.Last(); - while (node) + wxString dir; + size_t len = 1024; + bool ok; + do { - 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: - -> 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). - -|| 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 ------------------------------------------------------------------------- -*/ - -// This code is commented out but it may be integrated with wxWin at -// a later date, after testing. Thanks Ken! -#if 0 + ok = getcwd(dir.GetWriteBuf(len + 1), len) != NULL; + dir.UngetWriteBuf(); -/*--------------------------------------------------------------------* - | 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 ( !ok ) + { + if ( errno != ERANGE ) + { + wxLogSysError(_T("Failed to get current directory")); -static void -whereami(name) - char *name; -{ - 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); + return wxEmptyString; } - 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; + else + { + // buffer was too small, retry with a larger one + len *= 2; } } -#if (!defined(__MAC__) && !defined(__DJGPP__) && !defined(__GO32__) && !defined(__WIN32__)) - else - (*t++ = DIR_SEPARATOR); -#endif + //else: ok + } while ( !ok ); - /*-------------------------------------------------------------* - * 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; - } + return dir; +} - } - else { +#endif // 0 - /*-------------------------------------------------------------* - * Get the path list from the environment. If the path list is - * inaccessible for any reason, leave with fatal error. - *-------------------------------------------------------------*/ +// ---------------------------------------------------------------------------- +// wxExecute +// ---------------------------------------------------------------------------- -#ifdef __MAC__ - if ((s = getenv("Commands")) == (char *) 0) -#else - if ((s = getenv("PATH")) == (char *) 0) -#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); - } +// 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(); - /*-------------------------------------------------------------* - | 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; + wxTextInputStream tis(*is); + + bool cont = TRUE; + while ( cont ) + { + wxString line = tis.ReadLine(); + if ( is->Eof() ) + break; + + if ( !*is ) + { + cont = FALSE; } - for (;;) { - if (*s == DIR_SEPARATOR) - cutoff = t; /* mark the last slash seen */ - if (!(*t++ = *s++)) /* copy the character */ - break; + else + { + output.Add(line); } } -#endif /* HAVE_SYMLINK */ - - strcpy(imagename, cutoff + 1); /* keep the image name */ - *(cutoff + 1) = 0; /* chop off the filename part */ + return cont; } +#endif // wxUSE_STREAMS -#endif - -#if wxUSE_GUI - -// ---------------------------------------------------------------------------- -// GUI helpers -// ---------------------------------------------------------------------------- +// 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) +{ + // create a wxProcess which will capture the output + wxProcess *process = new wxProcess; + process->Redirect(); -/* - * N.B. these convenience functions must be separate from msgdlgg.cpp, textdlgg.cpp - * since otherwise the generic code may be pulled in unnecessarily. - */ + long rc = wxExecute(command, wxEXEC_SYNC, process); -#if wxUSE_MSGDLG +#if wxUSE_STREAMS + if ( rc != -1 ) + { + if ( !ReadAll(process->GetInputStream(), output) ) + rc = -1; -int wxMessageBox(const wxString& message, const wxString& caption, long style, - wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) ) -{ - wxMessageDialog dialog(parent, message, caption, style); + if ( error ) + { + if ( !ReadAll(process->GetErrorStream(), *error) ) + rc = -1; + } - int ans = dialog.ShowModal(); - switch ( ans ) - { - case wxID_OK: - return wxOK; - case wxID_YES: - return wxYES; - case wxID_NO: - return wxNO; - case wxID_CANCEL: - return wxCANCEL; } +#else + wxUnusedVar(output); + wxUnusedVar(error); +#endif // wxUSE_STREAMS/!wxUSE_STREAMS - wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") ); + delete process; - return wxCANCEL; + return rc; } -#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) ) +long wxExecute(const wxString& command, wxArrayString& output) { - wxString str; - wxTextEntryDialog dialog(parent, message, caption, defaultValue, wxOK|wxCANCEL, wxPoint(x, y)); - if (dialog.ShowModal() == wxID_OK) - { - str = dialog.GetValue(); - } - - return str; + return wxDoExecuteWithCapture(command, output, NULL); } -wxString wxGetPasswordFromUser(const wxString& message, - const wxString& caption, - const wxString& defaultValue, - wxWindow *parent) +long wxExecute(const wxString& command, + wxArrayString& output, + wxArrayString& error) { - wxString str; - wxTextEntryDialog dialog(parent, message, caption, defaultValue, - wxOK | wxCANCEL | wxTE_PASSWORD); - if ( dialog.ShowModal() == wxID_OK ) - { - str = dialog.GetValue(); - } - - return str; + return wxDoExecuteWithCapture(command, output, &error); } -#endif // wxUSE_TEXTDLG - -#if wxUSE_COLOURDLG +// ---------------------------------------------------------------------------- +// wxApp::Yield() wrappers for backwards compatibility +// ---------------------------------------------------------------------------- -wxColour wxGetColourFromUser(wxWindow *parent, const wxColour& colInit) +bool wxYield() { - 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 wxTheApp && wxTheApp->Yield(); +} - return colRet; +bool wxYieldIfNeeded() +{ + return wxTheApp && wxTheApp->Yield(TRUE); } -#endif // wxUSE_COLOURDLG +#endif // wxUSE_BASE -#if wxUSE_FONTDLG +// ============================================================================ +// GUI-only functions from now on +// ============================================================================ -wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit) -{ - wxFontData data; - if ( fontInit.Ok() ) - { - data.SetInitialFont(fontInit); - } +#if wxUSE_GUI - wxFont fontRet; - wxFontDialog dialog(parent, data); - if ( dialog.ShowModal() == wxID_OK ) - { - fontRet = dialog.GetFontData().GetChosenFont(); - } - //else: leave it invalid +// Id generation +static long wxCurrentId = 100; - return fontRet; +long +wxNewId (void) +{ + return wxCurrentId++; } -#endif // wxUSE_FONTDLG -// ---------------------------------------------------------------------------- -// missing C RTL functions (FIXME shouldn't be here at all) -// ---------------------------------------------------------------------------- +long +wxGetCurrentId(void) { return wxCurrentId; } -#ifdef __MWERKS__ -#if __MSL__ < 0x7000 -char *strdup(const char *s) -{ - return strcpy( (char*) malloc( strlen( s ) + 1 ) , s ) ; -} -#endif -int isascii( int c ) +void +wxRegisterId (long id) { - return ( c >= 0 && c < 128 ) ; + if (id >= wxCurrentId) + wxCurrentId = id + 1; } -#endif // __MWERKS__ + +#if wxUSE_MENUS // ---------------------------------------------------------------------------- -// wxSafeYield and supporting functions +// Menu accelerators related functions // ---------------------------------------------------------------------------- -void wxEnableTopLevelWindows(bool enable) +wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out) { - wxWindowList::Node *node; - for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) - node->GetData()->Enable(enable); + 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 + { + // MYcopystring - for easier search... + out = new wxChar[s.length() + 1]; + wxStrcpy(out, s.c_str()); + } + + return out; } -wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) +wxString wxStripMenuCodes(const wxString& in) { - // remember the top level windows which were already disabled, so that we - // don't reenable them later - m_winDisabled = NULL; + wxString out; - wxWindowList::Node *node; - for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) - { - wxWindow *winTop = node->GetData(); - if ( winTop == winToSkip ) - continue; + size_t len = in.length(); + out.reserve(len); - if ( winTop->IsEnabled() ) - { - winTop->Disable(); - } - else + for ( size_t n = 0; n < len; n++ ) + { + wxChar ch = in[n]; + if ( ch == _T('&') ) { - if ( !m_winDisabled ) + // 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 ) { - m_winDisabled = new wxWindowList; + wxLogDebug(_T("Invalid menu string '%s'"), in.c_str()); + } + else + { + // use the next char instead + ch = in[n]; } - - 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) ) + else if ( ch == _T('\t') ) { - winTop->Enable(); + // everything after TAB is accel string, exit the loop + break; } - //else: had been already disabled, don't reenable + + out += ch; } - delete m_winDisabled; + return out; } -// Yield to other apps/messages and disable user input to all windows except -// the given one -bool wxSafeYield(wxWindow *win, bool onlyIfNeeded = FALSE) -{ - wxWindowDisabler wd(win); - - if (onlyIfNeeded) - bool rc = wxYieldIfNeeded(); - else - bool rc = wxYield(); - - return rc; -} +#endif // wxUSE_MENUS // ---------------------------------------------------------------------------- -// misc functions +// Window search 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) ) +/* + * 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) { - return TRUE; // detectable auto-repeat is the only mode MSW supports + return wxWindow::FindWindowByLabel( title, parent ); } -#endif // !wxGTK -#endif // wxUSE_GUI -const wxChar *wxGetInstallPrefix() -{ - wxString prefix; - - if ( wxGetEnv(wxT("WXPREFIX"), &prefix) ) - return prefix.c_str(); +/* + * If parent is non-NULL, look through children for a name + * matching the specified string. If NULL, look through all top-level windows. + * + */ -#ifdef wxINSTALL_PREFIX - return wxT(wxINSTALL_PREFIX); -#else - return wxT(""); -#endif +wxWindow * +wxFindWindowByName (const wxString& name, wxWindow * parent) +{ + return wxWindow::FindWindowByName( name, parent ); } -wxString wxGetDataDir() +// Returns menu item id or -1 if none. +int +wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString) { - 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; +#if wxUSE_MENUS + wxMenuBar *menuBar = frame->GetMenuBar (); + 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; -// ---------------------------------------------------------------------------- -// network and user id functions -// ---------------------------------------------------------------------------- + // 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 -// Get Full RFC822 style email address -bool wxGetEmailAddress(wxChar *address, int maxSize) -{ - wxString email = wxGetEmailAddress(); - if ( !email ) - return FALSE; + 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(); + } - wxStrncpy(address, email, maxSize - 1); - address[maxSize - 1] = wxT('\0'); + wxPoint pos = win->GetPosition(); + wxSize sz = win->GetSize(); + if (win->GetParent()) + { + pos = win->GetParent()->ClientToScreen(pos); + } - return TRUE; + wxRect rect(pos, sz); + if (rect.Inside(pt)) + return win; + else + return NULL; } -wxString wxGetEmailAddress() +wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt) { - wxString email; - - wxString host = wxGetFullHostName(); - if ( !!host ) + // 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) { - wxString user = wxGetUserId(); - if ( !!user ) - { - email << user << wxT('@') << host; - } + wxWindow* win = node->GetData(); + wxWindow* found = wxFindWindowAtPoint(win, pt); + if (found) + return found; + node = node->GetPrevious(); } + return NULL; +} + +// ---------------------------------------------------------------------------- +// 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. + */ - return email; -} +#if wxUSE_MSGDLG -wxString wxGetUserId() +int wxMessageBox(const wxString& message, const wxString& caption, long style, + wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) ) { - static const int maxLoginLen = 256; // FIXME arbitrary number + long decorated_style = style; - wxString buf; - bool ok = wxGetUserId(buf.GetWriteBuf(maxLoginLen), maxLoginLen); - buf.UngetWriteBuf(); + if ( ( style & ( wxICON_EXCLAMATION | wxICON_HAND | wxICON_INFORMATION | wxICON_QUESTION ) ) == 0 ) + { + decorated_style |= ( style & wxYES ) ? wxICON_QUESTION : wxICON_INFORMATION ; + } - if ( !ok ) - buf.Empty(); + wxMessageDialog dialog(parent, message, caption, decorated_style); - return buf; -} + int ans = dialog.ShowModal(); + switch ( ans ) + { + case wxID_OK: + return wxOK; + case wxID_YES: + return wxYES; + case wxID_NO: + return wxNO; + case wxID_CANCEL: + return wxCANCEL; + } -wxString wxGetUserName() -{ - static const int maxUserNameLen = 1024; // FIXME arbitrary number + wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") ); - wxString buf; - bool ok = wxGetUserName(buf.GetWriteBuf(maxUserNameLen), maxUserNameLen); - buf.UngetWriteBuf(); + return wxCANCEL; +} - if ( !ok ) - buf.Empty(); +#endif // wxUSE_MSGDLG - return buf; -} +#if wxUSE_TEXTDLG -wxString wxGetHostName() +wxString wxGetTextFromUser(const wxString& message, const wxString& caption, + const wxString& defaultValue, wxWindow *parent, + wxCoord x, wxCoord y, bool centre ) { - static const size_t hostnameSize = 257; + wxString str; + long style = wxTextEntryDialogStyle; - wxString buf; - bool ok = wxGetHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); + if (centre) + style |= wxCENTRE; + else + style &= ~wxCENTRE; - buf.UngetWriteBuf(); + wxTextEntryDialog dialog(parent, message, caption, defaultValue, style, wxPoint(x, y)); - if ( !ok ) - buf.Empty(); + if (dialog.ShowModal() == wxID_OK) + { + str = dialog.GetValue(); + } - return buf; + return str; } -wxString wxGetFullHostName() +wxString wxGetPasswordFromUser(const wxString& message, + const wxString& caption, + const wxString& defaultValue, + wxWindow *parent) { - static const size_t hostnameSize = 257; - - wxString buf; - bool ok = wxGetFullHostName(buf.GetWriteBuf(hostnameSize), hostnameSize); + wxString str; + wxTextEntryDialog dialog(parent, message, caption, defaultValue, + wxOK | wxCANCEL | wxTE_PASSWORD); + if ( dialog.ShowModal() == wxID_OK ) + { + str = dialog.GetValue(); + } - buf.UngetWriteBuf(); + return str; +} - if ( !ok ) - buf.Empty(); +#endif // wxUSE_TEXTDLG - return buf; -} +#if wxUSE_COLOURDLG -wxString wxGetHomeDir() +wxColour wxGetColourFromUser(wxWindow *parent, const wxColour& colInit) { - wxString home; - wxGetHomeDir(&home); + wxColourData data; + data.SetChooseFull(TRUE); + if ( colInit.Ok() ) + { + data.SetColour((wxColour &)colInit); // const_cast + } - return home; + wxColour colRet; + wxColourDialog dialog(parent, &data); + if ( dialog.ShowModal() == wxID_OK ) + { + colRet = dialog.GetColourData().GetColour(); + } + //else: leave it invalid + + return colRet; } -#if 0 +#endif // wxUSE_COLOURDLG -wxString wxGetCurrentDir() +#if wxUSE_FONTDLG + +wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit) { - wxString dir; - size_t len = 1024; - bool ok; - do + wxFontData data; + if ( fontInit.Ok() ) { - ok = getcwd(dir.GetWriteBuf(len + 1), len) != NULL; - dir.UngetWriteBuf(); - - if ( !ok ) - { - if ( errno != ERANGE ) - { - wxLogSysError(_T("Failed to get current directory")); + data.SetInitialFont(fontInit); + } - return wxEmptyString; - } - else - { - // buffer was too small, retry with a larger one - len *= 2; - } - } - //else: ok - } while ( !ok ); + wxFont fontRet; + wxFontDialog dialog(parent, data); + if ( dialog.ShowModal() == wxID_OK ) + { + fontRet = dialog.GetFontData().GetChosenFont(); + } + //else: leave it invalid - return dir; + return fontRet; } -#endif // 0 +#endif // wxUSE_FONTDLG // ---------------------------------------------------------------------------- -// wxExecute +// wxSafeYield and supporting functions // ---------------------------------------------------------------------------- -// wxDoExecuteWithCapture() helper: reads an entire stream into one array -// -// returns TRUE if ok, FALSE if error -static bool ReadAll(wxInputStream *is, wxArrayString& output) +void wxEnableTopLevelWindows(bool enable) { - wxCHECK_MSG( is, FALSE, _T("NULL stream in wxExecute()?") ); - - // the stream could be already at EOF or in wxSTREAM_BROKEN_PIPE state - is->Reset(); + wxWindowList::compatibility_iterator node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) + node->GetData()->Enable(enable); +} - wxTextInputStream tis(*is); +wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip) +{ + // remember the top level windows which were already disabled, so that we + // don't reenable them later + m_winDisabled = NULL; - bool cont = TRUE; - while ( cont ) + wxWindowList::compatibility_iterator node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) { - wxString line = tis.ReadLine(); - if ( is->Eof() ) - break; + wxWindow *winTop = node->GetData(); + if ( winTop == winToSkip ) + continue; - if ( !*is ) + // we don't need to disable the hidden or already disabled windows + if ( winTop->IsEnabled() && winTop->IsShown() ) { - cont = FALSE; + winTop->Disable(); } else { - output.Add(line); + if ( !m_winDisabled ) + { + m_winDisabled = new wxWindowList; + } + + m_winDisabled->Append(winTop); } } - - return cont; } -// 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) +wxWindowDisabler::~wxWindowDisabler() { -#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 ) + wxWindowList::compatibility_iterator node; + for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() ) { - if ( !ReadAll(process->GetInputStream(), output) ) - rc = -1; - - if ( error ) + wxWindow *winTop = node->GetData(); + if ( !m_winDisabled || !m_winDisabled->Find(winTop) ) { - if ( !ReadAll(process->GetErrorStream(), *error) ) - rc = -1; + winTop->Enable(); } - + //else: had been already disabled, don't reenable } -#endif // wxUSE_STREAMS - - delete process; - - return rc; -#endif // IO redirection supoprted -} -long wxExecute(const wxString& command, wxArrayString& output) -{ - return wxDoExecuteWithCapture(command, output, NULL); + delete m_winDisabled; } -long wxExecute(const wxString& command, - wxArrayString& output, - wxArrayString& error) +// Yield to other apps/messages and disable user input to all windows except +// the given one +bool wxSafeYield(wxWindow *win, bool onlyIfNeeded) { - return wxDoExecuteWithCapture(command, output, &error); -} + wxWindowDisabler wd(win); -// ---------------------------------------------------------------------------- -// wxApp::Yield() wrappers for backwards compatibility -// ---------------------------------------------------------------------------- + bool rc; + if (onlyIfNeeded) + rc = wxYieldIfNeeded(); + else + rc = wxYield(); -bool wxYield() -{ -#if wxUSE_GUI - return wxTheApp && wxTheApp->Yield(); -#else - return FALSE; -#endif + return rc; } -bool wxYieldIfNeeded() +// 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) ) { -#if wxUSE_GUI - return wxTheApp && wxTheApp->Yield(TRUE); -#else - return FALSE; -#endif + return TRUE; // detectable auto-repeat is the only mode MSW supports } +#endif // !wxGTK + +#endif // wxUSE_GUI