src/common/sysopt.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        common/sysopt.cpp
   3 // Purpose:     wxSystemOptions
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     2001-07-10
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ---------------------------------------------------------------------------
  17 // headers
  18 // ---------------------------------------------------------------------------
  19
  20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  21     #pragma implementation "sysopt.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #if defined(__BORLANDC__)
  28     #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32     #include "wx/list.h"
  33 #endif
  34
  35 #if wxUSE_SYSTEM_OPTIONS
  36
  37 #include "wx/string.h"
  38 #include "wx/sysopt.h"
  39 #include "wx/module.h"
  40 #include "wx/arrstr.h"
  41
  42 // ----------------------------------------------------------------------------
  43 // private classes
  44 // ----------------------------------------------------------------------------
  45
  46 // the module which is used to clean up wxSystemOptions data (this is a
  47 // singleton class so it can't be done in the dtor)
  48 class wxSystemOptionsModule : public wxModule
  49 {
  50     friend class WXDLLIMPEXP_BASE wxSystemOptions;
  51 public:
  52     virtual bool OnInit();
  53     virtual void OnExit();
  54
  55 private:
  56     DECLARE_DYNAMIC_CLASS(wxSystemOptionsModule)
  57
  58     static wxArrayString   sm_optionNames;
  59     static wxArrayString   sm_optionValues;
  60 };
  61
  62 // ===========================================================================
  63 // implementation
  64 // ===========================================================================
  65
  66 // ----------------------------------------------------------------------------
  67 // wxSystemOptionsModule
  68 // ----------------------------------------------------------------------------
  69
  70 IMPLEMENT_DYNAMIC_CLASS(wxSystemOptionsModule, wxModule)
  71
  72 wxArrayString wxSystemOptionsModule::sm_optionNames;
  73 wxArrayString wxSystemOptionsModule::sm_optionValues;
  74
  75 bool wxSystemOptionsModule::OnInit()
  76 {
  77     return true;
  78 }
  79
  80 void wxSystemOptionsModule::OnExit()
  81 {
  82     sm_optionNames.Clear();
  83     sm_optionValues.Clear();
  84 }
  85
  86 // ----------------------------------------------------------------------------
  87 // wxSystemOptions
  88 // ----------------------------------------------------------------------------
  89
  90 // Option functions (arbitrary name/value mapping)
  91 void wxSystemOptions::SetOption(const wxString& name, const wxString& value)
  92 {
  93     int idx = wxSystemOptionsModule::sm_optionNames.Index(name, false);
  94     if (idx == wxNOT_FOUND)
  95     {
  96         wxSystemOptionsModule::sm_optionNames.Add(name);
  97         wxSystemOptionsModule::sm_optionValues.Add(value);
  98     }
  99     else
 100     {
 101         wxSystemOptionsModule::sm_optionNames[idx] = name;
 102         wxSystemOptionsModule::sm_optionValues[idx] = value;
 103     }
 104 }
 105
 106 void wxSystemOptions::SetOption(const wxString& name, int value)
 107 {
 108     wxString valStr;
 109     valStr.Printf(wxT("%d"), value);
 110     SetOption(name, valStr);
 111 }
 112
 113 wxString wxSystemOptions::GetOption(const wxString& name)
 114 {
 115     int idx = wxSystemOptionsModule::sm_optionNames.Index(name, false);
 116     if (idx == wxNOT_FOUND)
 117         return wxEmptyString;
 118     else
 119         return wxSystemOptionsModule::sm_optionValues[idx];
 120 }
 121
 122 int wxSystemOptions::GetOptionInt(const wxString& name)
 123 {
 124     return wxAtoi(GetOption(name));
 125 }
 126
 127 bool wxSystemOptions::HasOption(const wxString& name)
 128 {
 129     return (wxSystemOptionsModule::sm_optionNames.Index(name, false) != wxNOT_FOUND);
 130 }
 131
 132 #endif
 133     // wxUSE_SYSTEM_OPTIONS
 134