Add missing WXK constants for the control keys

[wxWidgets.git] / src / common / cmdline.cpp

diff --git a/src/common/cmdline.cpp b/src/common/cmdline.cpp
index b1521082b6c012761793320c69d5241ebdf824e3..bb5bd83b93010f335b97cb3417e78e84c8953865 100644 (file)
--- a/src/common/cmdline.cpp
+++ b/src/common/cmdline.cpp
@@ -37,11 +37,13 @@
 #if wxUSE_CMDLINE_PARSER
 
 #include <ctype.h>
 #if wxUSE_CMDLINE_PARSER
 
 #include <ctype.h>

+#include <locale.h>             // for LC_ALL

 
 #include "wx/datetime.h"
 #include "wx/msgout.h"
 #include "wx/filename.h"
 #include "wx/apptrait.h"
 
 #include "wx/datetime.h"
 #include "wx/msgout.h"
 #include "wx/filename.h"
 #include "wx/apptrait.h"

+#include "wx/scopeguard.h"

 
 // ----------------------------------------------------------------------------
 // private functions
 
 // ----------------------------------------------------------------------------
 // private functions


@@ -104,7 +106,7 @@ struct wxCmdLineOption
         type = typ;
         flags = fl;
 
         type = typ;
         flags = fl;
 

-        m_hasVal = false;
+        Reset();

     }
 
     // can't use union easily here, so just store all possible data fields, we
     }
 
     // can't use union easily here, so just store all possible data fields, we


@@ -114,7 +116,7 @@ struct wxCmdLineOption
 
     void Check(wxCmdLineParamType WXUNUSED_UNLESS_DEBUG(typ)) const
     {
 
     void Check(wxCmdLineParamType WXUNUSED_UNLESS_DEBUG(typ)) const
     {

-        wxASSERT_MSG( type == typ, _T("type mismatch in wxCmdLineOption") );
+        wxASSERT_MSG( type == typ, wxT("type mismatch in wxCmdLineOption") );

     }
 
     double GetDoubleVal() const
     }
 
     double GetDoubleVal() const


@@ -139,9 +141,19 @@ struct wxCmdLineOption
         { Check(wxCMD_LINE_VAL_DATE); m_dateVal = val; m_hasVal = true; }
 #endif // wxUSE_DATETIME
 
         { Check(wxCMD_LINE_VAL_DATE); m_dateVal = val; m_hasVal = true; }
 #endif // wxUSE_DATETIME
 

-    void SetHasValue(bool hasValue = true) { m_hasVal = hasValue; }
+    void SetHasValue() { m_hasVal = true; }

     bool HasValue() const { return m_hasVal; }
 
     bool HasValue() const { return m_hasVal; }
 

+    void SetNegated() { m_isNegated = true; }
+    bool IsNegated() const { return m_isNegated; }
+
+    // Reset to the initial state, called before parsing another command line.
+    void Reset()
+    {
+        m_hasVal =
+        m_isNegated = false;
+    }
+

 public:
     wxCmdLineEntryType kind;
     wxString shortName,
 public:
     wxCmdLineEntryType kind;
     wxString shortName,


@@ -152,6 +164,7 @@ public:
 
 private:
     bool m_hasVal;
 
 private:
     bool m_hasVal;

+    bool m_isNegated;

 
     double m_doubleVal;
     long m_longVal;
 
     double m_doubleVal;
     long m_longVal;


@@ -224,19 +237,51 @@ wxCmdLineParserData::wxCmdLineParserData()
 {
     m_enableLongOptions = true;
 #ifdef __UNIX_LIKE__
 {
     m_enableLongOptions = true;
 #ifdef __UNIX_LIKE__

-    m_switchChars = _T("-");
+    m_switchChars = wxT("-");

 #else // !Unix
 #else // !Unix

-    m_switchChars = _T("/-");
+    m_switchChars = wxT("/-");

 #endif
 }
 
 #endif
 }
 

+namespace
+{
+
+// Small helper function setting locale for all categories.
+//
+// We define it because wxSetlocale() can't be easily used with wxScopeGuard as
+// it has several overloads -- while this one can.
+inline char *SetAllLocaleFacets(const char *loc)
+{
+    return wxSetlocale(LC_ALL, loc);
+}
+
+} // private namespace
+

 void wxCmdLineParserData::SetArguments(int argc, char **argv)
 {
     m_arguments.clear();
 
 void wxCmdLineParserData::SetArguments(int argc, char **argv)
 {
     m_arguments.clear();
 

+    // Command-line arguments are supposed to be in the user locale encoding
+    // (what else?) but wxLocale probably wasn't initialized yet as we're
+    // called early during the program startup and so our locale might not have
+    // been set from the environment yet. To work around this problem we
+    // temporarily change the locale here. The only drawback is that changing
+    // the locale is thread-unsafe but precisely because we're called so early
+    // it's hopefully safe to assume that no other threads had been created yet.
+    char * const locOld = SetAllLocaleFacets("");
+    wxON_BLOCK_EXIT1( SetAllLocaleFacets, locOld );
+

     for ( int n = 0; n < argc; n++ )
     {
     for ( int n = 0; n < argc; n++ )
     {

-        m_arguments.push_back(wxString::FromAscii(argv[n]));
+        // try to interpret the string as being in the current locale
+        wxString arg(argv[n]);
+
+        // but just in case we guessed wrongly and the conversion failed, do
+        // try to salvage at least something
+        if ( arg.empty() && argv[n][0] != '\0' )
+            arg = wxString(argv[n], wxConvISO8859_1);
+
+        m_arguments.push_back(arg);

     }
 }
 
     }
 }
 


@@ -401,7 +446,7 @@ void wxCmdLineParser::SetDesc(const wxCmdLineEntryDesc *desc)
                 break;
 
             default:
                 break;
 
             default:

-                wxFAIL_MSG( _T("unknown command line entry type") );
+                wxFAIL_MSG( wxT("unknown command line entry type") );

                 // still fall through
 
             case wxCMD_LINE_NONE:
                 // still fall through
 
             case wxCMD_LINE_NONE:


@@ -416,7 +461,7 @@ void wxCmdLineParser::AddSwitch(const wxString& shortName,
                                 int flags)
 {
     wxASSERT_MSG( m_data->FindOption(shortName) == wxNOT_FOUND,
                                 int flags)
 {
     wxASSERT_MSG( m_data->FindOption(shortName) == wxNOT_FOUND,

-                  _T("duplicate switch") );
+                  wxT("duplicate switch") );

 
     wxCmdLineOption *option = new wxCmdLineOption(wxCMD_LINE_SWITCH,
                                                   shortName, longName, desc,
 
     wxCmdLineOption *option = new wxCmdLineOption(wxCMD_LINE_SWITCH,
                                                   shortName, longName, desc,


@@ -432,7 +477,7 @@ void wxCmdLineParser::AddOption(const wxString& shortName,
                                 int flags)
 {
     wxASSERT_MSG( m_data->FindOption(shortName) == wxNOT_FOUND,
                                 int flags)
 {
     wxASSERT_MSG( m_data->FindOption(shortName) == wxNOT_FOUND,

-                  _T("duplicate option") );
+                  wxT("duplicate option") );

 
     wxCmdLineOption *option = new wxCmdLineOption(wxCMD_LINE_OPTION,
                                                   shortName, longName, desc,
 
     wxCmdLineOption *option = new wxCmdLineOption(wxCMD_LINE_OPTION,
                                                   shortName, longName, desc,


@@ -453,12 +498,12 @@ void wxCmdLineParser::AddParam(const wxString& desc,
         wxCmdLineParam& param = m_data->m_paramDesc.Last();
 
         wxASSERT_MSG( !(param.flags & wxCMD_LINE_PARAM_MULTIPLE),
         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") );
+                      wxT("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),
 
         if ( !(flags & wxCMD_LINE_PARAM_OPTIONAL) )
         {
             wxASSERT_MSG( !(param.flags & wxCMD_LINE_PARAM_OPTIONAL),

-                          _T("a required parameter can't follow an optional one") );
+                          wxT("a required parameter can't follow an optional one") );

         }
     }
 #endif // wxDEBUG_LEVEL
         }
     }
 #endif // wxDEBUG_LEVEL


@@ -484,18 +529,23 @@ void wxCmdLineParser::AddUsageText(const wxString& text)
 // ----------------------------------------------------------------------------
 
 bool wxCmdLineParser::Found(const wxString& name) const
 // ----------------------------------------------------------------------------
 
 bool wxCmdLineParser::Found(const wxString& name) const

+{
+    return FoundSwitch(name) != wxCMD_SWITCH_NOT_FOUND;
+}
+
+wxCmdLineSwitchState wxCmdLineParser::FoundSwitch(const wxString& name) const

 {
     int i = m_data->FindOption(name);
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
 {
     int i = m_data->FindOption(name);
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 

-    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown switch") );
+    wxCHECK_MSG( i != wxNOT_FOUND, wxCMD_SWITCH_NOT_FOUND, wxT("unknown switch") );

 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )

-        return false;
+        return wxCMD_SWITCH_NOT_FOUND;

 
 

-    return true;
+    return opt.IsNegated() ? wxCMD_SWITCH_OFF : wxCMD_SWITCH_ON;

 }
 
 bool wxCmdLineParser::Found(const wxString& name, wxString *value) const
 }
 
 bool wxCmdLineParser::Found(const wxString& name, wxString *value) const


@@ -504,13 +554,13 @@ bool wxCmdLineParser::Found(const wxString& name, wxString *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 

-    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, wxT("unknown option") );

 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 

-    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, wxT("NULL pointer in wxCmdLineOption::Found") );

 
     *value = opt.GetStrVal();
 
 
     *value = opt.GetStrVal();
 


@@ -523,13 +573,13 @@ bool wxCmdLineParser::Found(const wxString& name, long *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 

-    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, wxT("unknown option") );

 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 

-    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, wxT("NULL pointer in wxCmdLineOption::Found") );

 
     *value = opt.GetLongVal();
 
 
     *value = opt.GetLongVal();
 


@@ -542,13 +592,13 @@ bool wxCmdLineParser::Found(const wxString& name, double *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 

-    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, wxT("unknown option") );

 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 

-    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, wxT("NULL pointer in wxCmdLineOption::Found") );

 
     *value = opt.GetDoubleVal();
 
 
     *value = opt.GetDoubleVal();
 


@@ -562,13 +612,13 @@ bool wxCmdLineParser::Found(const wxString& name, wxDateTime *value) const
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 
     if ( i == wxNOT_FOUND )
         i = m_data->FindOptionByLongName(name);
 

-    wxCHECK_MSG( i != wxNOT_FOUND, false, _T("unknown option") );
+    wxCHECK_MSG( i != wxNOT_FOUND, false, wxT("unknown option") );

 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 
 
     wxCmdLineOption& opt = m_data->m_options[(size_t)i];
     if ( !opt.HasValue() )
         return false;
 

-    wxCHECK_MSG( value, false, _T("NULL pointer in wxCmdLineOption::Found") );
+    wxCHECK_MSG( value, false, wxT("NULL pointer in wxCmdLineOption::Found") );

 
     *value = opt.GetDateVal();
 
 
     *value = opt.GetDateVal();
 


@@ -583,7 +633,7 @@ size_t wxCmdLineParser::GetParamCount() const
 
 wxString wxCmdLineParser::GetParam(size_t n) const
 {
 
 wxString wxCmdLineParser::GetParam(size_t n) const
 {

-    wxCHECK_MSG( n < GetParamCount(), wxEmptyString, _T("invalid param index") );
+    wxCHECK_MSG( n < GetParamCount(), wxEmptyString, wxT("invalid param index") );

 
     return m_data->m_parameters[n];
 }
 
     return m_data->m_parameters[n];
 }


@@ -593,8 +643,7 @@ void wxCmdLineParser::Reset()
 {
     for ( size_t i = 0; i < m_data->m_options.GetCount(); i++ )
     {
 {
     for ( size_t i = 0; i < m_data->m_options.GetCount(); i++ )
     {

-        wxCmdLineOption& opt = m_data->m_options[i];
-        opt.SetHasValue(false);
+        m_data->m_options[i].Reset();

     }
 }
 
     }
 }
 


@@ -627,7 +676,7 @@ int wxCmdLineParser::Parse(bool showUsage)
         // special case: "--" should be discarded and all following arguments
         // should be considered as parameters, even if they start with '-' and
         // not like options (this is POSIX-like)
         // special case: "--" should be discarded and all following arguments
         // should be considered as parameters, even if they start with '-' and
         // not like options (this is POSIX-like)

-        if ( arg == _T("--") )
+        if ( arg == wxT("--") )

         {
             maybeOption = false;
 
         {
             maybeOption = false;
 


@@ -644,7 +693,7 @@ int wxCmdLineParser::Parse(bool showUsage)
             int optInd = wxNOT_FOUND;   // init to suppress warnings
 
             // an option or a switch: find whether it's a long or a short one
             int optInd = wxNOT_FOUND;   // init to suppress warnings
 
             // an option or a switch: find whether it's a long or a short one

-            if ( arg.length() >= 3 && arg[0u] == _T('-') && arg[1u] == _T('-') )
+            if ( arg.length() >= 3 && arg[0u] == wxT('-') && arg[1u] == wxT('-') )

             {
                 // a long one
                 isLong = true;
             {
                 // a long one
                 isLong = true;


@@ -658,11 +707,45 @@ int wxCmdLineParser::Parse(bool showUsage)
 
                 if (longOptionsEnabled)
                 {
 
                 if (longOptionsEnabled)
                 {

+                    wxString errorOpt;
+

                     optInd = m_data->FindOptionByLongName(name);
                     if ( optInd == wxNOT_FOUND )
                     {
                     optInd = m_data->FindOptionByLongName(name);
                     if ( optInd == wxNOT_FOUND )
                     {

-                        errorMsg << wxString::Format(_("Unknown long option '%s'"), name.c_str())
-                                 << _T('\n');
+                        // Check if this could be a negatable long option.
+                        if ( name.Last() == '-' )
+                        {
+                            name.RemoveLast();
+
+                            optInd = m_data->FindOptionByLongName(name);
+                            if ( optInd != wxNOT_FOUND )
+                            {
+                                if ( !(m_data->m_options[optInd].flags &
+                                        wxCMD_LINE_SWITCH_NEGATABLE) )
+                                {
+                                    errorOpt.Printf
+                                             (
+                                              _("Option '%s' can't be negated"),
+                                              name
+                                             );
+                                    optInd = wxNOT_FOUND;
+                                }
+                            }
+                        }
+
+                        if ( optInd == wxNOT_FOUND )
+                        {
+                            if ( errorOpt.empty() )
+                            {
+                                errorOpt.Printf
+                                         (
+                                          _("Unknown long option '%s'"),
+                                          name
+                                         );
+                            }
+
+                            errorMsg << errorOpt << wxT('\n');
+                        }

                     }
                 }
                 else
                     }
                 }
                 else


@@ -672,7 +755,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                     // Print the argument including leading "--"
                     name.Prepend( wxT("--") );
                     errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())
                     // Print the argument including leading "--"
                     name.Prepend( wxT("--") );
                     errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())

-                             << _T('\n');
+                             << wxT('\n');

                 }
 
             }
                 }
 
             }


@@ -694,7 +777,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                         // we couldn't find a valid option name in the
                         // beginning of this string
                         errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())
                         // we couldn't find a valid option name in the
                         // beginning of this string
                         errorMsg << wxString::Format(_("Unknown option '%s'"), name.c_str())

-                                 << _T('\n');
+                                 << wxT('\n');

 
                         break;
                     }
 
                         break;
                     }


@@ -721,6 +804,14 @@ int wxCmdLineParser::Parse(bool showUsage)
                     if ( m_data->m_options[(size_t)optInd].kind
                             == wxCMD_LINE_SWITCH )
                     {
                     if ( m_data->m_options[(size_t)optInd].kind
                             == wxCMD_LINE_SWITCH )
                     {

+                        // if the switch is negatable and it is just followed
+                        // by '-' the '-' is considered to be part of this
+                        // switch
+                        if ( (m_data->m_options[(size_t)optInd].flags &
+                                    wxCMD_LINE_SWITCH_NEGATABLE) &&
+                                arg[len] == '-' )
+                            ++len;
+

                         // pretend that all the rest of the argument is the
                         // next argument, in fact
                         wxString arg2 = arg[0u];
                         // pretend that all the rest of the argument is the
                         // next argument, in fact
                         wxString arg2 = arg[0u];


@@ -729,6 +820,10 @@ int wxCmdLineParser::Parse(bool showUsage)
                         m_data->m_arguments.insert
                             (m_data->m_arguments.begin() + n + 1, arg2);
                         count++;
                         m_data->m_arguments.insert
                             (m_data->m_arguments.begin() + n + 1, arg2);
                         count++;

+
+                        // only leave the part which wasn't extracted into the
+                        // next argument in this one
+                        arg = arg.Left(len + 1);

                     }
                     //else: it's our value, we'll deal with it below
                 }
                     }
                     //else: it's our value, we'll deal with it below
                 }


@@ -754,16 +849,21 @@ int wxCmdLineParser::Parse(bool showUsage)
             if ( opt.kind == wxCMD_LINE_SWITCH )
             {
                 // we must check that there is no value following the switch
             if ( opt.kind == wxCMD_LINE_SWITCH )
             {
                 // we must check that there is no value following the switch

-                if ( p != arg.end() )
+                bool negated = (opt.flags & wxCMD_LINE_SWITCH_NEGATABLE) &&
+                                    p != arg.end() && *p == '-';
+
+                if ( !negated && p != arg.end() )

                 {
                     errorMsg << wxString::Format(_("Unexpected characters following option '%s'."), name.c_str())
                 {
                     errorMsg << wxString::Format(_("Unexpected characters following option '%s'."), name.c_str())

-                             << _T('\n');
+                             << wxT('\n');

                     ok = false;
                 }
                 else // no value, as expected
                 {
                     // nothing more to do
                     opt.SetHasValue();
                     ok = false;
                 }
                 else // no value, as expected
                 {
                     // nothing more to do
                     opt.SetHasValue();

+                    if ( negated )
+                        opt.SetNegated();

 
                     if ( opt.flags & wxCMD_LINE_OPTION_HELP )
                     {
 
                     if ( opt.flags & wxCMD_LINE_OPTION_HELP )
                     {


@@ -791,7 +891,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                             // ... but there is none
                             errorMsg << wxString::Format(_("Option '%s' requires a value."),
                                                          name.c_str())
                             // ... but there is none
                             errorMsg << wxString::Format(_("Option '%s' requires a value."),
                                                          name.c_str())

-                                     << _T('\n');
+                                     << wxT('\n');

 
                             ok = false;
                         }
 
                             ok = false;
                         }


@@ -810,7 +910,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                         {
                             errorMsg << wxString::Format(_("Separator expected after the option '%s'."),
                                                          name.c_str())
                         {
                             errorMsg << wxString::Format(_("Separator expected after the option '%s'."),
                                                          name.c_str())

-                                    << _T('\n');
+                                    << wxT('\n');

 
                             ok = false;
                         }
 
                             ok = false;
                         }


@@ -822,7 +922,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                     switch ( opt.type )
                     {
                         default:
                     switch ( opt.type )
                     {
                         default:

-                            wxFAIL_MSG( _T("unknown option type") );
+                            wxFAIL_MSG( wxT("unknown option type") );

                             // still fall through
 
                         case wxCMD_LINE_VAL_STRING:
                             // still fall through
 
                         case wxCMD_LINE_VAL_STRING:


@@ -840,7 +940,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                                 {
                                     errorMsg << wxString::Format(_("'%s' is not a correct numeric value for option '%s'."),
                                                                  value.c_str(), name.c_str())
                                 {
                                     errorMsg << wxString::Format(_("'%s' is not a correct numeric value for option '%s'."),
                                                                  value.c_str(), name.c_str())

-                                             << _T('\n');
+                                             << wxT('\n');

 
                                     ok = false;
                                 }
 
                                     ok = false;
                                 }


@@ -858,7 +958,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                                 {
                                     errorMsg << wxString::Format(_("'%s' is not a correct numeric value for option '%s'."),
                                                                  value.c_str(), name.c_str())
                                 {
                                     errorMsg << wxString::Format(_("'%s' is not a correct numeric value for option '%s'."),
                                                                  value.c_str(), name.c_str())

-                                             << _T('\n');
+                                             << wxT('\n');

 
                                     ok = false;
                                 }
 
                                     ok = false;
                                 }


@@ -869,12 +969,12 @@ int wxCmdLineParser::Parse(bool showUsage)
                         case wxCMD_LINE_VAL_DATE:
                             {
                                 wxDateTime dt;
                         case wxCMD_LINE_VAL_DATE:
                             {
                                 wxDateTime dt;

-                                const char *res = dt.ParseDate(value);
-                                if ( !res || *res )
+                                wxString::const_iterator endDate;
+                                if ( !dt.ParseDate(value, &endDate) || endDate != value.end() )

                                 {
                                     errorMsg << wxString::Format(_("Option '%s': '%s' cannot be converted to a date."),
                                                                  name.c_str(), value.c_str())
                                 {
                                     errorMsg << wxString::Format(_("Option '%s': '%s' cannot be converted to a date."),
                                                                  name.c_str(), value.c_str())

-                                             << _T('\n');
+                                             << wxT('\n');

 
                                     ok = false;
                                 }
 
                                     ok = false;
                                 }


@@ -906,7 +1006,7 @@ int wxCmdLineParser::Parse(bool showUsage)
                 else
                 {
                     wxASSERT_MSG( currentParam == countParam - 1,
                 else
                 {
                     wxASSERT_MSG( currentParam == countParam - 1,

-                                  _T("all parameters after the one with wxCMD_LINE_PARAM_MULTIPLE style are ignored") );
+                                  wxT("all parameters after the one with wxCMD_LINE_PARAM_MULTIPLE style are ignored") );

 
                     // remember that we did have this last repeatable parameter
                     hadRepeatableParam = true;
 
                     // remember that we did have this last repeatable parameter
                     hadRepeatableParam = true;


@@ -915,7 +1015,7 @@ int wxCmdLineParser::Parse(bool showUsage)
             else
             {
                 errorMsg << wxString::Format(_("Unexpected parameter '%s'"), arg.c_str())
             else
             {
                 errorMsg << wxString::Format(_("Unexpected parameter '%s'"), arg.c_str())

-                         << _T('\n');
+                         << wxT('\n');

 
                 ok = false;
             }
 
                 ok = false;
             }


@@ -953,7 +1053,7 @@ int wxCmdLineParser::Parse(bool showUsage)
 
                 errorMsg << wxString::Format(_("The value for the option '%s' must be specified."),
                                              optName.c_str())
 
                 errorMsg << wxString::Format(_("The value for the option '%s' must be specified."),
                                              optName.c_str())

-                         << _T('\n');
+                         << wxT('\n');

 
                 ok = false;
             }
 
                 ok = false;
             }


@@ -975,7 +1075,7 @@ int wxCmdLineParser::Parse(bool showUsage)
             {
                 errorMsg << wxString::Format(_("The required parameter '%s' was not specified."),
                                              param.description.c_str())
             {
                 errorMsg << wxString::Format(_("The required parameter '%s' was not specified."),
                                              param.description.c_str())

-                         << _T('\n');
+                         << wxT('\n');

 
                 ok = false;
             }
 
                 ok = false;
             }


@@ -997,7 +1097,7 @@ int wxCmdLineParser::Parse(bool showUsage)
         }
         else
         {
         }
         else
         {

-            wxFAIL_MSG( _T("no wxMessageOutput object?") );
+            wxFAIL_MSG( wxT("no wxMessageOutput object?") );

         }
     }
 
         }
     }
 


@@ -1017,7 +1117,7 @@ void wxCmdLineParser::Usage() const
     }
     else
     {
     }
     else
     {

-        wxFAIL_MSG( _T("no wxMessageOutput object?") );
+        wxFAIL_MSG( wxT("no wxMessageOutput object?") );

     }
 }
 
     }
 }
 


@@ -1042,14 +1142,14 @@ wxString wxCmdLineParser::GetUsageString() const
 
     if ( !m_data->m_logo.empty() )
     {
 
     if ( !m_data->m_logo.empty() )
     {

-        usage << m_data->m_logo << _T('\n');
+        usage << m_data->m_logo << wxT('\n');

     }
 
     usage << wxString::Format(_("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
     }
 
     usage << wxString::Format(_("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('-')
+    wxChar chSwitch = !m_data->m_switchChars ? wxT('-')

                                              : m_data->m_switchChars[0u];
 
     bool areLongOptionsEnabled = AreLongOptionsEnabled();
                                              : m_data->m_switchChars[0u];
 
     bool areLongOptionsEnabled = AreLongOptionsEnabled();


@@ -1057,23 +1157,26 @@ wxString wxCmdLineParser::GetUsageString() const
     for ( n = 0; n < count; n++ )
     {
         wxCmdLineOption& opt = m_data->m_options[n];
     for ( n = 0; n < count; n++ )
     {
         wxCmdLineOption& opt = m_data->m_options[n];

-        wxString option;
+        wxString option, negator;

 
         if ( opt.kind != wxCMD_LINE_USAGE_TEXT )
         {
 
         if ( opt.kind != wxCMD_LINE_USAGE_TEXT )
         {

-            usage << _T(' ');
+            usage << wxT(' ');

             if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) )
             {
             if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) )
             {

-                usage << _T('[');
+                usage << wxT('[');

             }
 
             }
 

+            if ( opt.flags & wxCMD_LINE_SWITCH_NEGATABLE )
+                negator = wxT("[-]");
+

             if ( !opt.shortName.empty() )
             {
             if ( !opt.shortName.empty() )
             {

-                usage << chSwitch << opt.shortName;
+                usage << chSwitch << opt.shortName << negator;

             }
             else if ( areLongOptionsEnabled && !opt.longName.empty() )
             {
             }
             else if ( areLongOptionsEnabled && !opt.longName.empty() )
             {

-                usage << _T("--") << opt.longName;
+                usage << wxT("--") << opt.longName << negator;

             }
             else
             {
             }
             else
             {


@@ -1084,32 +1187,32 @@ wxString wxCmdLineParser::GetUsageString() const
                 }
                 else
                 {
                 }
                 else
                 {

-                    wxFAIL_MSG( _T("option without neither short nor long name") );
+                    wxFAIL_MSG( wxT("option without neither short nor long name") );

                 }
             }
 
             if ( !opt.shortName.empty() )
             {
                 }
             }
 
             if ( !opt.shortName.empty() )
             {

-                option << _T("  ") << chSwitch << opt.shortName;
+                option << wxT("  ") << chSwitch << opt.shortName;

             }
 
             if ( areLongOptionsEnabled && !opt.longName.empty() )
             {
             }
 
             if ( areLongOptionsEnabled && !opt.longName.empty() )
             {

-                option << (option.empty() ? _T("  ") : _T(", "))
-                       << _T("--") << opt.longName;
+                option << (option.empty() ? wxT("  ") : wxT(", "))
+                       << wxT("--") << opt.longName;

             }
 
             if ( opt.kind != wxCMD_LINE_SWITCH )
             {
                 wxString val;
             }
 
             if ( opt.kind != wxCMD_LINE_SWITCH )
             {
                 wxString val;

-                val << _T('<') << GetTypeName(opt.type) << _T('>');
-                usage << _T(' ') << val;
-                option << (!opt.longName ? _T(':') : _T('=')) << val;
+                val << wxT('<') << GetTypeName(opt.type) << wxT('>');
+                usage << wxT(' ') << val;
+                option << (!opt.longName ? wxT(':') : wxT('=')) << val;

             }
 
             if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) )
             {
             }
 
             if ( !(opt.flags & wxCMD_LINE_OPTION_MANDATORY) )
             {

-                usage << _T(']');
+                usage << wxT(']');

             }
         }
 
             }
         }
 


@@ -1122,26 +1225,26 @@ wxString wxCmdLineParser::GetUsageString() const
     {
         wxCmdLineParam& param = m_data->m_paramDesc[n];
 
     {
         wxCmdLineParam& param = m_data->m_paramDesc[n];
 

-        usage << _T(' ');
+        usage << wxT(' ');

         if ( param.flags & wxCMD_LINE_PARAM_OPTIONAL )
         {
         if ( param.flags & wxCMD_LINE_PARAM_OPTIONAL )
         {

-            usage << _T('[');
+            usage << wxT('[');

         }
 
         usage << param.description;
 
         if ( param.flags & wxCMD_LINE_PARAM_MULTIPLE )
         {
         }
 
         usage << param.description;
 
         if ( param.flags & wxCMD_LINE_PARAM_MULTIPLE )
         {

-            usage << _T("...");
+            usage << wxT("...");

         }
 
         if ( param.flags & wxCMD_LINE_PARAM_OPTIONAL )
         {
         }
 
         if ( param.flags & wxCMD_LINE_PARAM_OPTIONAL )
         {

-            usage << _T(']');
+            usage << wxT(']');

         }
     }
 
         }
     }
 

-    usage << _T('\n');
+    usage << wxT('\n');

 
     // set to number of our own options, not counting the standard ones
     count = namesOptions.size();
 
     // set to number of our own options, not counting the standard ones
     count = namesOptions.size();


@@ -1164,20 +1267,20 @@ wxString wxCmdLineParser::GetUsageString() const
     for ( n = 0; n < namesOptions.size(); n++ )
     {
         if ( n == count )
     for ( n = 0; n < namesOptions.size(); n++ )
     {
         if ( n == count )

-            usage << _T('\n') << stdDesc;
+            usage << wxT('\n') << stdDesc;

 
         len = namesOptions[n].length();
         // desc contains text if name is empty
         if (len == 0)
         {
 
         len = namesOptions[n].length();
         // desc contains text if name is empty
         if (len == 0)
         {

-            usage << descOptions[n] << _T('\n');
+            usage << descOptions[n] << wxT('\n');

         }
         else
         {
             usage << namesOptions[n]
         }
         else
         {
             usage << namesOptions[n]

-                  << wxString(_T(' '), lenMax - len) << _T('\t')
+                  << wxString(wxT(' '), lenMax - len) << wxT('\t')

                   << descOptions[n]
                   << descOptions[n]

-                  << _T('\n');
+                  << wxT('\n');

         }
     }
 
         }
     }
 


@@ -1194,7 +1297,7 @@ static wxString GetTypeName(wxCmdLineParamType type)
     switch ( type )
     {
         default:
     switch ( type )
     {
         default:

-            wxFAIL_MSG( _T("unknown option type") );
+            wxFAIL_MSG( wxT("unknown option type") );

             // still fall through
 
         case wxCMD_LINE_VAL_STRING:
             // still fall through
 
         case wxCMD_LINE_VAL_STRING: