X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ff0ea71ceacc214261f90946cfa7c9b5980c40fd..4f55a07f9f4c6ba6905aaa8e584e6fb14771d278:/src/common/cmdline.cpp diff --git a/src/common/cmdline.cpp b/src/common/cmdline.cpp index 40700df5af..49f362bfa0 100644 --- a/src/common/cmdline.cpp +++ b/src/common/cmdline.cpp @@ -28,6 +28,8 @@ #pragma hdrstop #endif +#if wxUSE_CMDLINE_PARSER + #ifndef WX_PRECOMP #include "wx/string.h" #include "wx/log.h" @@ -98,7 +100,7 @@ struct wxCmdLineOption void SetDateVal(const wxDateTime val) { Check(wxCMD_LINE_VAL_DATE); m_dateVal = val; m_hasVal = TRUE; } - void SetHasValue() { m_hasVal = TRUE; } + void SetHasValue(bool hasValue = TRUE) { m_hasVal = hasValue; } bool HasValue() const { return m_hasVal; } public: @@ -190,12 +192,50 @@ void wxCmdLineParserData::SetArguments(int argc, char **argv) } } -void wxCmdLineParserData::SetArguments(const wxString& WXUNUSED(cmdline)) +void wxCmdLineParserData::SetArguments(const wxString& cmdLine) { - // either use wxMSW wxApp::ConvertToStandardCommandArgs() or move its logic - // here and use this method from it - but don't duplicate the code + m_arguments.Empty(); + + m_arguments.Add(wxTheApp->GetAppName()); - wxFAIL_MSG(_T("TODO")); + // Break up string + // Treat strings enclosed in double-quotes as single arguments + int i = 0; + int len = cmdLine.Length(); + while (i < len) + { + // Skip whitespace + while ((i < len) && wxIsspace(cmdLine.GetChar(i))) + i ++; + + if (i < len) + { + if (cmdLine.GetChar(i) == wxT('"')) // We found the start of a string + { + i ++; + int first = i; + while ((i < len) && (cmdLine.GetChar(i) != wxT('"'))) + i ++; + + wxString arg(cmdLine.Mid(first, (i - first))); + + m_arguments.Add(arg); + + if (i < len) + i ++; // Skip past 2nd quote + } + else // Unquoted argument + { + int first = i; + while ((i < len) && !wxIsspace(cmdLine.GetChar(i))) + i ++; + + wxString arg(cmdLine.Mid(first, (i - first))); + + m_arguments.Add(arg); + } + } + } } int wxCmdLineParserData::FindOption(const wxString& name) @@ -348,14 +388,12 @@ void wxCmdLineParser::AddParam(const wxString& desc, wxCmdLineParam& param = m_data->m_paramDesc.Last(); wxASSERT_MSG( !(param.flags & wxCMD_LINE_PARAM_MULTIPLE), - _T("all parameters after the one with " - "wxCMD_LINE_PARAM_MULTIPLE style will be ignored") ); + _T("all parameters after the one with wxCMD_LINE_PARAM_MULTIPLE style will be ignored") ); if ( !(flags & wxCMD_LINE_PARAM_OPTIONAL) ) { wxASSERT_MSG( !(param.flags & wxCMD_LINE_PARAM_OPTIONAL), - _T("a required parameter can't follow an " - "optional one") ); + _T("a required parameter can't follow an optional one") ); } } #endif // Debug @@ -439,6 +477,17 @@ wxString wxCmdLineParser::GetParam(size_t n) const return m_data->m_parameters[n]; } +// Resets switches and options +void wxCmdLineParser::Reset() +{ + for ( size_t i = 0; i < m_data->m_options.Count(); i++ ) + { + wxCmdLineOption& opt = m_data->m_options[i]; + opt.SetHasValue(FALSE); + } +} + + // ---------------------------------------------------------------------------- // the real work is done here // ---------------------------------------------------------------------------- @@ -454,6 +503,8 @@ int wxCmdLineParser::Parse() size_t countParam = m_data->m_paramDesc.GetCount(); + Reset(); + // parse everything wxString arg; size_t count = m_data->m_arguments.GetCount(); @@ -487,7 +538,7 @@ int wxCmdLineParser::Parse() isLong = TRUE; const wxChar *p = arg.c_str() + 2; - while ( wxIsalpha(*p) || (*p == _T('-')) ) + while ( wxIsalnum(*p) || (*p == _T('_')) || (*p == _T('-')) ) { name += *p++; } @@ -505,7 +556,7 @@ int wxCmdLineParser::Parse() // a short one: as they can be cumulated, we try to find the // longest substring which is a valid option const wxChar *p = arg.c_str() + 1; - while ( wxIsalpha(*p) ) + while ( wxIsalnum(*p) || (*p == _T('_')) ) { name += *p++; } @@ -589,8 +640,7 @@ int wxCmdLineParser::Parse() if ( *p++ != _T('=') ) { - wxLogError(_("Option '%s' requires a value, '=' " - "expected."), name.c_str()); + wxLogError(_("Option '%s' requires a value, '=' expected."), name.c_str()); ok = FALSE; } @@ -599,6 +649,7 @@ int wxCmdLineParser::Parse() { switch ( *p ) { + case _T('='): case _T(':'): // the value follows p++; @@ -622,8 +673,15 @@ int wxCmdLineParser::Parse() break; default: - // the value is right here - ; + // the value is right here: this may be legal or + // not depending on the option style + if ( opt.flags & wxCMD_LINE_NEEDS_SEPARATOR ) + { + wxLogError(_("Separator expected after the option '%s'."), + name.c_str()); + + ok = FALSE; + } } } @@ -649,9 +707,7 @@ int wxCmdLineParser::Parse() } else { - wxLogError(_("'%s' is not a correct " - "numeric value for option " - "'%s'."), + wxLogError(_("'%s' is not a correct numeric value for option '%s'."), value.c_str(), name.c_str()); ok = FALSE; @@ -665,8 +721,7 @@ int wxCmdLineParser::Parse() const wxChar *res = dt.ParseDate(value); if ( !res || *res ) { - wxLogError(_("Option '%s': '%s' cannot " - "be converted to a date."), + wxLogError(_("Option '%s': '%s' cannot be converted to a date."), name.c_str(), value.c_str()); ok = FALSE; @@ -699,9 +754,7 @@ int wxCmdLineParser::Parse() else { wxASSERT_MSG( currentParam == countParam - 1, - _T("all parameters after the one with " - "wxCMD_LINE_PARAM_MULTIPLE style " - "are ignored") ); + _T("all parameters after the one with wxCMD_LINE_PARAM_MULTIPLE style are ignored") ); // remember that we did have this last repeatable parameter hadRepeatableParam = TRUE; @@ -789,9 +842,18 @@ void wxCmdLineParser::Usage() wxStripExtension(appname); } - wxString brief, detailed; + // we construct the brief cmd line desc on the fly, but not the detailed + // help message below because we want to align the options descriptions + // and for this we must first know the longest one of them + wxString brief; + wxArrayString namesOptions, descOptions; brief.Printf(_("Usage: %s"), appname.c_str()); + // the switch char is usually '-' but this can be changed with + // SetSwitchChars() and then the first one of possible chars is used + wxChar chSwitch = !m_data->m_switchChars ? _T('-') + : m_data->m_switchChars[0u]; + size_t n, count = m_data->m_options.GetCount(); for ( n = 0; n < count; n++ ) { @@ -803,11 +865,13 @@ void wxCmdLineParser::Usage() brief << _T('['); } - brief << _T('-') << opt.shortName; - detailed << _T(" -") << opt.shortName; + brief << chSwitch << opt.shortName; + + wxString option; + option << _T(" ") << chSwitch << opt.shortName; if ( !!opt.longName ) { - detailed << _T(" --") << opt.longName; + option << _T(" --") << opt.longName; } if ( opt.kind != wxCMD_LINE_SWITCH ) @@ -815,7 +879,7 @@ void wxCmdLineParser::Usage() wxString val; val << _T('<') << GetTypeName(opt.type) << _T('>'); brief << _T(' ') << val; - detailed << (!opt.longName ? _T(':') : _T('=')) << val; + option << (!opt.longName ? _T(':') : _T('=')) << val; } if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) ) @@ -823,7 +887,8 @@ void wxCmdLineParser::Usage() brief << _T(']'); } - detailed << _T('\t') << opt.description << _T('\n'); + namesOptions.Add(option); + descOptions.Add(opt.description); } count = m_data->m_paramDesc.GetCount(); @@ -856,6 +921,27 @@ void wxCmdLineParser::Usage() } wxLogMessage(brief); + + // now construct the detailed help message + size_t len, lenMax = 0; + count = namesOptions.GetCount(); + for ( n = 0; n < count; n++ ) + { + len = namesOptions[n].length(); + if ( len > lenMax ) + lenMax = len; + } + + wxString detailed; + for ( n = 0; n < count; n++ ) + { + len = namesOptions[n].length(); + detailed << namesOptions[n] + << wxString(_T(' '), lenMax - len) << _T('\t') + << descOptions[n] + << _T('\n'); + } + wxLogMessage(detailed); } @@ -879,3 +965,5 @@ static wxString GetTypeName(wxCmdLineParamType type) return s; } + +#endif // wxUSE_CMDLINE_PARSER