bool wxApp::Initialize(int& argC, wxChar **argV)
{
#if !wxUSE_NANOX
// install the X error handler
gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler );
#endif
wxString displayName;
bool syncDisplay = false;
int argCOrig = argC;
for ( int i = 0; i < argCOrig; i++ )
{
if (wxStrcmp( argV[i], wxT("-display") ) == 0)
{
if (i < (argCOrig - 1))
{
argV[i++] = NULL;
displayName = argV[i];
argV[i] = NULL;
argC -= 2;
}
}
else if (wxStrcmp( argV[i], wxT("-geometry") ) == 0)
{
if (i < (argCOrig - 1))
{
argV[i++] = NULL;
int w, h;
if (wxSscanf(argV[i], wxT("%dx%d"), &w, &h) != 2)
{
wxLogError( _("Invalid geometry specification '%s'"),
wxString(argV[i]).c_str() );
}
else
{
g_initialSize = wxSize(w, h);
}
argV[i] = NULL;
argC -= 2;
}
}
else if (wxStrcmp( argV[i], wxT("-sync") ) == 0)
{
syncDisplay = true;
argV[i] = NULL;
argC--;
}
else if (wxStrcmp( argV[i], wxT("-iconic") ) == 0)
{
g_showIconic = true;
argV[i] = NULL;
argC--;
}
}
if ( argC != argCOrig )
{
// remove the arguments we consumed
for ( int i = 0; i < argC; i++ )
{
while ( !argV[i] )
{
memmove(argV + i, argV + i + 1, (argCOrig - i)*sizeof(wxChar *));
}
}
}
// open and set up the X11 display
if ( !wxSetDisplay(displayName) )
{
wxLogError(_("wxWidgets could not open display. Exiting."));
return false;
}
Display *dpy = wxGlobalDisplay();
if (syncDisplay)
XSynchronize(dpy, True);
XSelectInput(dpy, XDefaultRootWindow(dpy), PropertyChangeMask);
wxSetDetectableAutoRepeat( true );
if ( !wxAppBase::Initialize(argC, argV) )
return false;
#if wxUSE_UNICODE
// Glib's type system required by Pango
g_type_init();
#endif
#if wxUSE_INTL
wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
wxWidgetHashTable = new wxWindowHash;
wxClientWidgetHashTable = new wxWindowHash;
return true;
}
bool wxApp::Initialize(int& argc, wxChar **argv)
{
bool init_result;
#if wxUSE_THREADS
if (!g_thread_supported())
g_thread_init(NULL);
wxgs_poll_func = g_main_context_get_poll_func(NULL);
g_main_context_set_poll_func(NULL, wxapp_poll_func);
#endif // wxUSE_THREADS
gtk_set_locale();
// We should have the wxUSE_WCHAR_T test on the _outside_
#if wxUSE_WCHAR_T
// gtk+ 2.0 supports Unicode through UTF-8 strings
wxConvCurrent = &wxConvUTF8;
#else // !wxUSE_WCHAR_T
if (!wxOKlibc())
wxConvCurrent = (wxMBConv*) NULL;
#endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
// decide which conversion to use for the file names
// (1) this variable exists for the sole purpose of specifying the encoding
// of the filenames for GTK+ programs, so use it if it is set
wxString encName(wxGetenv(_T("G_FILENAME_ENCODING")));
encName = encName.BeforeFirst(_T(','));
if (encName.CmpNoCase(_T("@locale")) == 0)
encName.clear();
encName.MakeUpper();
#if wxUSE_INTL
if (encName.empty())
{
// (2) if a non default locale is set, assume that the user wants his
// filenames in this locale too
encName = wxLocale::GetSystemEncodingName().Upper();
// (3) finally use UTF-8 by default
if (encName.empty() || encName == _T("US-ASCII"))
encName = _T("UTF-8");
wxSetEnv(_T("G_FILENAME_ENCODING"), encName);
}
#else
if (encName.empty())
encName = _T("UTF-8");
#endif // wxUSE_INTL
#if wxUSE_WCHAR_T
static wxConvBrokenFileNames fileconv(encName);
wxConvFileName = &fileconv;
#endif // wxUSE_WCHAR_T
#if wxUSE_UNICODE
// gtk_init() wants UTF-8, not wchar_t, so convert
int i;
char **argvGTK = new char *[argc + 1];
for ( i = 0; i < argc; i++ )
{
argvGTK[i] = wxStrdupA(wxConvUTF8.cWX2MB(argv[i]));
}
argvGTK[argc] = NULL;
int argcGTK = argc;
#ifdef __WXGPE__
init_result = true; // is there a _check() version of this?
gpe_application_init( &argcGTK, &argvGTK );
#else
init_result = gtk_init_check( &argcGTK, &argvGTK );
#endif
if ( argcGTK != argc )
{
// we have to drop the parameters which were consumed by GTK+
for ( i = 0; i < argcGTK; i++ )
{
while ( strcmp(wxConvUTF8.cWX2MB(argv[i]), argvGTK[i]) != 0 )
{
memmove(argv + i, argv + i + 1, (argc - i)*sizeof(*argv));
}
}
argc = argcGTK;
}
//else: gtk_init() didn't modify our parameters
// free our copy
for ( i = 0; i < argcGTK; i++ )
{
free(argvGTK[i]);
}
delete [] argvGTK;
#else // !wxUSE_UNICODE
// gtk_init() shouldn't actually change argv itself (just its contents) so
// it's ok to pass pointer to it
init_result = gtk_init_check( &argc, &argv );
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
if (!init_result) {
wxLogError(wxT("Unable to initialize gtk, is DISPLAY set properly?"));
return false;
}
// update internal arg[cv] as GTK+ may have removed processed options:
this->argc = argc;
this->argv = argv;
// we can not enter threads before gtk_init is done
gdk_threads_enter();
if ( !wxAppBase::Initialize(argc, argv) )
{
gdk_threads_leave();
return false;
}
wxSetDetectableAutoRepeat( true );
#if wxUSE_INTL
wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
return true;
}
