supporting clang memory management annotations

[wxWidgets.git] / include / wx / cmdline.h

diff --git a/include/wx/cmdline.h b/include/wx/cmdline.h
index bc8c8936549f483dfcd315597f275377275f7992..28d110c9b9e06dd9af02e88566fe5313ba50855b 100644 (file)
--- a/include/wx/cmdline.h
+++ b/include/wx/cmdline.h
@@ -7,22 +7,28 @@
 // Created:     04.01.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Created:     04.01.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_CMDLINE_H_
 #define _WX_CMDLINE_H_
 
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_CMDLINE_H_
 #define _WX_CMDLINE_H_
 

-#if defined(__GNUG__) && !defined(__APPLE__)
-    #pragma interface "cmdline.h"
-#endif
-

 #include "wx/defs.h"
 #include "wx/defs.h"

+

 #include "wx/string.h"
 #include "wx/string.h"

+#include "wx/arrstr.h"
+#include "wx/cmdargs.h"
+
+// determines ConvertStringToArgs() behaviour
+enum wxCmdLineSplitType
+{
+    wxCMD_LINE_SPLIT_DOS,
+    wxCMD_LINE_SPLIT_UNIX
+};

 
 #if wxUSE_CMDLINE_PARSER
 
 
 #if wxUSE_CMDLINE_PARSER
 

-class WXDLLEXPORT wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxDateTime;

 
 // ----------------------------------------------------------------------------
 // constants
 
 // ----------------------------------------------------------------------------
 // constants


@@ -30,13 +36,14 @@ class WXDLLEXPORT wxDateTime;
 
 // by default, options are optional (sic) and each call to AddParam() allows
 // one more parameter - this may be changed by giving non-default flags to it
 
 // by default, options are optional (sic) and each call to AddParam() allows
 // one more parameter - this may be changed by giving non-default flags to it

-enum
+enum wxCmdLineEntryFlags

 {
     wxCMD_LINE_OPTION_MANDATORY = 0x01, // this option must be given
     wxCMD_LINE_PARAM_OPTIONAL   = 0x02, // the parameter may be omitted
     wxCMD_LINE_PARAM_MULTIPLE   = 0x04, // the parameter may be repeated
     wxCMD_LINE_OPTION_HELP      = 0x08, // this option is a help request
 {
     wxCMD_LINE_OPTION_MANDATORY = 0x01, // this option must be given
     wxCMD_LINE_PARAM_OPTIONAL   = 0x02, // the parameter may be omitted
     wxCMD_LINE_PARAM_MULTIPLE   = 0x04, // the parameter may be repeated
     wxCMD_LINE_OPTION_HELP      = 0x08, // this option is a help request

-    wxCMD_LINE_NEEDS_SEPARATOR  = 0x10  // must have sep before the value
+    wxCMD_LINE_NEEDS_SEPARATOR  = 0x10, // must have sep before the value
+    wxCMD_LINE_SWITCH_NEGATABLE = 0x20  // this switch can be negated (e.g. /S-)

 };
 
 // an option value or parameter may be a string (the most common case), a
 };
 
 // an option value or parameter may be a string (the most common case), a


@@ -46,6 +53,7 @@ enum wxCmdLineParamType
     wxCMD_LINE_VAL_STRING,  // should be 0 (default)
     wxCMD_LINE_VAL_NUMBER,
     wxCMD_LINE_VAL_DATE,
     wxCMD_LINE_VAL_STRING,  // should be 0 (default)
     wxCMD_LINE_VAL_NUMBER,
     wxCMD_LINE_VAL_DATE,

+    wxCMD_LINE_VAL_DOUBLE,

     wxCMD_LINE_VAL_NONE
 };
 
     wxCMD_LINE_VAL_NONE
 };
 


@@ -55,9 +63,18 @@ enum wxCmdLineEntryType
     wxCMD_LINE_SWITCH,
     wxCMD_LINE_OPTION,
     wxCMD_LINE_PARAM,
     wxCMD_LINE_SWITCH,
     wxCMD_LINE_OPTION,
     wxCMD_LINE_PARAM,

+    wxCMD_LINE_USAGE_TEXT,

     wxCMD_LINE_NONE         // to terminate the list
 };
 
     wxCMD_LINE_NONE         // to terminate the list
 };
 

+// Possible return values of wxCmdLineParser::FoundSwitch()
+enum wxCmdLineSwitchState
+{
+    wxCMD_SWITCH_OFF = -1,  // Found but turned off/negated.
+    wxCMD_SWITCH_NOT_FOUND, // Not found at all.
+    wxCMD_SWITCH_ON         // Found in normal state.
+};
+

 // ----------------------------------------------------------------------------
 // wxCmdLineEntryDesc is a description of one command line
 // switch/option/parameter
 // ----------------------------------------------------------------------------
 // wxCmdLineEntryDesc is a description of one command line
 // switch/option/parameter


@@ -66,13 +83,17 @@ enum wxCmdLineEntryType
 struct wxCmdLineEntryDesc
 {
     wxCmdLineEntryType kind;
 struct wxCmdLineEntryDesc
 {
     wxCmdLineEntryType kind;

-    const wxChar *shortName;
-    const wxChar *longName;
-    const wxChar *description;
+    const char *shortName;
+    const char *longName;
+    const char *description;

     wxCmdLineParamType type;
     int flags;
 };
 
     wxCmdLineParamType type;
     int flags;
 };
 

+// the list of wxCmdLineEntryDesc objects should be terminated with this one
+#define wxCMD_LINE_DESC_END \
+        { wxCMD_LINE_NONE, NULL, NULL, NULL, wxCMD_LINE_VAL_NONE, 0x0 }
+

 // ----------------------------------------------------------------------------
 // wxCmdLineParser is a class for parsing command line.
 //
 // ----------------------------------------------------------------------------
 // wxCmdLineParser is a class for parsing command line.
 //


@@ -91,7 +112,7 @@ struct wxCmdLineEntryDesc
 // 4. use GetXXX() to retrieve the parsed info
 // ----------------------------------------------------------------------------
 
 // 4. use GetXXX() to retrieve the parsed info
 // ----------------------------------------------------------------------------
 

-class WXDLLEXPORT wxCmdLineParser
+class WXDLLIMPEXP_BASE wxCmdLineParser

 {
 public:
     // ctors and initializers
 {
 public:
     // ctors and initializers


@@ -99,20 +120,37 @@ public:
 
     // default ctor or ctor giving the cmd line in either Unix or Win form
     wxCmdLineParser() { Init(); }
 
     // default ctor or ctor giving the cmd line in either Unix or Win form
     wxCmdLineParser() { Init(); }

+    wxCmdLineParser(int argc, char **argv) { Init(); SetCmdLine(argc, argv); }
+#if wxUSE_UNICODE

     wxCmdLineParser(int argc, wxChar **argv) { Init(); SetCmdLine(argc, argv); }
     wxCmdLineParser(int argc, wxChar **argv) { Init(); SetCmdLine(argc, argv); }

+    wxCmdLineParser(int argc, const wxCmdLineArgsArray& argv)
+        { Init(); SetCmdLine(argc, argv); }
+#endif // wxUSE_UNICODE

     wxCmdLineParser(const wxString& cmdline) { Init(); SetCmdLine(cmdline); }
 
     // the same as above, but also gives the cmd line description - otherwise,
     // use AddXXX() later
     wxCmdLineParser(const wxCmdLineEntryDesc *desc)
         { Init(); SetDesc(desc); }
     wxCmdLineParser(const wxString& cmdline) { Init(); SetCmdLine(cmdline); }
 
     // the same as above, but also gives the cmd line description - otherwise,
     // use AddXXX() later
     wxCmdLineParser(const wxCmdLineEntryDesc *desc)
         { Init(); SetDesc(desc); }

+    wxCmdLineParser(const wxCmdLineEntryDesc *desc, int argc, char **argv)
+        { Init(); SetCmdLine(argc, argv); SetDesc(desc); }
+#if wxUSE_UNICODE

     wxCmdLineParser(const wxCmdLineEntryDesc *desc, int argc, wxChar **argv)
         { Init(); SetCmdLine(argc, argv); SetDesc(desc); }
     wxCmdLineParser(const wxCmdLineEntryDesc *desc, int argc, wxChar **argv)
         { Init(); SetCmdLine(argc, argv); SetDesc(desc); }

+    wxCmdLineParser(const wxCmdLineEntryDesc *desc,
+                    int argc,
+                    const wxCmdLineArgsArray& argv)
+        { Init(); SetCmdLine(argc, argv); SetDesc(desc); }
+#endif // wxUSE_UNICODE

     wxCmdLineParser(const wxCmdLineEntryDesc *desc, const wxString& cmdline)
         { Init(); SetCmdLine(cmdline); SetDesc(desc); }
 
     // set cmd line to parse after using one of the ctors which don't do it
     wxCmdLineParser(const wxCmdLineEntryDesc *desc, const wxString& cmdline)
         { Init(); SetCmdLine(cmdline); SetDesc(desc); }
 
     // set cmd line to parse after using one of the ctors which don't do it

+    void SetCmdLine(int argc, char **argv);
+#if wxUSE_UNICODE

     void SetCmdLine(int argc, wxChar **argv);
     void SetCmdLine(int argc, wxChar **argv);

+    void SetCmdLine(int argc, const wxCmdLineArgsArray& argv);
+#endif // wxUSE_UNICODE

     void SetCmdLine(const wxString& cmdline);
 
     // not virtual, don't use this class polymorphically
     void SetCmdLine(const wxString& cmdline);
 
     // not virtual, don't use this class polymorphically


@@ -127,10 +165,10 @@ public:
     void SetSwitchChars(const wxString& switchChars);
 
     // long options are not POSIX-compliant, this option allows to disable them
     void SetSwitchChars(const wxString& switchChars);
 
     // long options are not POSIX-compliant, this option allows to disable them

-    void EnableLongOptions(bool enable = TRUE);
-    void DisableLongOptions() { EnableLongOptions(FALSE); }
+    void EnableLongOptions(bool enable = true);
+    void DisableLongOptions() { EnableLongOptions(false); }

 
 

-    bool AreLongOptionsEnabled();
+    bool AreLongOptionsEnabled() const;

 
     // extra text may be shown by Usage() method if set by this function
     void SetLogo(const wxString& logo);
 
     // extra text may be shown by Usage() method if set by this function
     void SetLogo(const wxString& logo);


@@ -145,49 +183,80 @@ public:
     void AddSwitch(const wxString& name, const wxString& lng = wxEmptyString,
                    const wxString& desc = wxEmptyString,
                    int flags = 0);
     void AddSwitch(const wxString& name, const wxString& lng = wxEmptyString,
                    const wxString& desc = wxEmptyString,
                    int flags = 0);

+    void AddLongSwitch(const wxString& lng,
+                       const wxString& desc = wxEmptyString,
+                       int flags = 0)
+    {
+        AddSwitch(wxString(), lng, desc, flags);
+    }

 
     // an option taking a value of the given type
     void AddOption(const wxString& name, const wxString& lng = wxEmptyString,
                    const wxString& desc = wxEmptyString,
                    wxCmdLineParamType type = wxCMD_LINE_VAL_STRING,
                    int flags = 0);
 
     // an option taking a value of the given type
     void AddOption(const wxString& name, const wxString& lng = wxEmptyString,
                    const wxString& desc = wxEmptyString,
                    wxCmdLineParamType type = wxCMD_LINE_VAL_STRING,
                    int flags = 0);

+    void AddLongOption(const wxString& lng,
+                       const wxString& desc = wxEmptyString,
+                       wxCmdLineParamType type = wxCMD_LINE_VAL_STRING,
+                       int flags = 0)
+    {
+        AddOption(wxString(), lng, desc, type, flags);
+    }

 
     // a parameter
     void AddParam(const wxString& desc = wxEmptyString,
                   wxCmdLineParamType type = wxCMD_LINE_VAL_STRING,
                   int flags = 0);
 
 
     // a parameter
     void AddParam(const wxString& desc = wxEmptyString,
                   wxCmdLineParamType type = wxCMD_LINE_VAL_STRING,
                   int flags = 0);
 

+    // add an explanatory text to be shown to the user in help
+    void AddUsageText(const wxString& text);
+

     // actions
     // -------
 
     // parse the command line, return 0 if ok, -1 if "-h" or "--help" option
     // was encountered and the help message was given or a positive value if a
     // actions
     // -------
 
     // parse the command line, return 0 if ok, -1 if "-h" or "--help" option
     // was encountered and the help message was given or a positive value if a

-    // syntax error occured
+    // syntax error occurred

     //
     // if showUsage is true, Usage() is called in case of syntax error or if
     // help was requested
     //
     // if showUsage is true, Usage() is called in case of syntax error or if
     // help was requested

-    int Parse(bool showUsage = TRUE);
+    int Parse(bool showUsage = true);

 
     // give the usage message describing all program options
 
     // give the usage message describing all program options

-    void Usage();
+    void Usage() const;
+
+    // return the usage string, call Usage() to directly show it to the user
+    wxString GetUsageString() const;

 
     // get the command line arguments
     // ------------------------------
 
 
     // get the command line arguments
     // ------------------------------
 

-    // returns TRUE if the given switch was found
+    // returns true if the given switch was found

     bool Found(const wxString& name) const;
 
     bool Found(const wxString& name) const;
 

-    // returns TRUE if an option taking a string value was found and stores the
+    // Returns wxCMD_SWITCH_NOT_FOUND if the switch was not found at all,
+    // wxCMD_SWITCH_ON if it was found in normal state and wxCMD_SWITCH_OFF if
+    // it was found but negated (i.e. followed by "-", this can only happen for
+    // the switches with wxCMD_LINE_SWITCH_NEGATABLE flag).
+    wxCmdLineSwitchState FoundSwitch(const wxString& name) const;
+
+    // returns true if an option taking a string value was found and stores the

     // value in the provided pointer
     bool Found(const wxString& name, wxString *value) const;
 
     // value in the provided pointer
     bool Found(const wxString& name, wxString *value) const;
 

-    // returns TRUE if an option taking an integer value was found and stores
+    // returns true if an option taking an integer value was found and stores

     // the value in the provided pointer
     bool Found(const wxString& name, long *value) const;
 
     // the value in the provided pointer
     bool Found(const wxString& name, long *value) const;
 

-    // returns TRUE if an option taking a date value was found and stores the
+    // returns true if an option taking a double value was found and stores
+    // the value in the provided pointer
+    bool Found(const wxString& name, double *value) const;
+
+#if wxUSE_DATETIME
+    // returns true if an option taking a date value was found and stores the

     // value in the provided pointer
     bool Found(const wxString& name, wxDateTime *value) const;
     // value in the provided pointer
     bool Found(const wxString& name, wxDateTime *value) const;

+#endif // wxUSE_DATETIME

 
     // gets the number of parameters found
     size_t GetParamCount() const;
 
     // gets the number of parameters found
     size_t GetParamCount() const;


@@ -199,29 +268,31 @@ public:
     void Reset();
 
     // break down the command line in arguments
     void Reset();
 
     // break down the command line in arguments

-    static wxArrayString ConvertStringToArgs(const wxChar *cmdline);
+    static wxArrayString
+    ConvertStringToArgs(const wxString& cmdline,
+                        wxCmdLineSplitType type = wxCMD_LINE_SPLIT_DOS);

 
 private:
 
 private:

-    // get usage string
-    wxString GetUsageString();
-

     // common part of all ctors
     void Init();
 
     struct wxCmdLineParserData *m_data;
     // common part of all ctors
     void Init();
 
     struct wxCmdLineParserData *m_data;

+
+    wxDECLARE_NO_COPY_CLASS(wxCmdLineParser);

 };
 
 #else // !wxUSE_CMDLINE_PARSER
 
 // this function is always available (even if !wxUSE_CMDLINE_PARSER) because it
 // is used by wxWin itself under Windows
 };
 
 #else // !wxUSE_CMDLINE_PARSER
 
 // this function is always available (even if !wxUSE_CMDLINE_PARSER) because it
 // is used by wxWin itself under Windows

-class WXDLLEXPORT wxCmdLineParser
+class WXDLLIMPEXP_BASE wxCmdLineParser

 {
 public:
 {
 public:

-    static wxArrayString ConvertStringToArgs(const wxChar *cmdline);
+    static wxArrayString
+    ConvertStringToArgs(const wxString& cmdline,
+                        wxCmdLineSplitType type = wxCMD_LINE_SPLIT_DOS);

 };
 
 #endif // wxUSE_CMDLINE_PARSER/!wxUSE_CMDLINE_PARSER
 
 #endif // _WX_CMDLINE_H_
 };
 
 #endif // wxUSE_CMDLINE_PARSER/!wxUSE_CMDLINE_PARSER
 
 #endif // _WX_CMDLINE_H_

-