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 #ifdef __GNUG__
  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
  41 // ----------------------------------------------------------------------------
  42 // private classes
  43 // ----------------------------------------------------------------------------
  44
  45 // the module which is used to clean up wxSystemOptions data (this is a
  46 // singleton class so it can't be done in the dtor)
  47 class wxSystemOptionsModule : public wxModule
  48 {
  49     friend class WXDLLEXPORT wxSystemOptions;
  50 public:
  51     virtual bool OnInit();
  52     virtual void OnExit();
  53
  54 private:
  55     DECLARE_DYNAMIC_CLASS(wxSystemOptionsModule)
  56
  57     static wxArrayString   sm_optionNames;
  58     static wxArrayString   sm_optionValues;
  59 };
  60
  61 // ===========================================================================
  62 // implementation
  63 // ===========================================================================
  64
  65 // ----------------------------------------------------------------------------
  66 // wxSystemOptionsModule
  67 // ----------------------------------------------------------------------------
  68
  69 IMPLEMENT_DYNAMIC_CLASS(wxSystemOptionsModule, wxModule)
  70
  71 wxArrayString wxSystemOptionsModule::sm_optionNames;
  72 wxArrayString wxSystemOptionsModule::sm_optionValues;
  73
  74 bool wxSystemOptionsModule::OnInit()
  75 {
  76     return TRUE;
  77 }
  78
  79 void wxSystemOptionsModule::OnExit()
  80 {
  81     sm_optionNames.Clear();
  82     sm_optionValues.Clear();
  83 }
  84
  85 // ----------------------------------------------------------------------------
  86 // wxSystemOptions
  87 // ----------------------------------------------------------------------------
  88
  89 // Option functions (arbitrary name/value mapping)
  90 void wxSystemOptions::SetOption(const wxString& name, const wxString& value)
  91 {
  92     int idx = wxSystemOptionsModule::sm_optionNames.Index(name, FALSE);
  93     if (idx == wxNOT_FOUND)
  94     {
  95         wxSystemOptionsModule::sm_optionNames.Add(name);
  96         wxSystemOptionsModule::sm_optionValues.Add(value);
  97     }
  98     else
  99     {
 100         wxSystemOptionsModule::sm_optionNames[idx] = name;
 101         wxSystemOptionsModule::sm_optionValues[idx] = value;
 102     }
 103 }
 104
 105 void wxSystemOptions::SetOption(const wxString& name, int value)
 106 {
 107     wxString valStr;
 108     valStr.Printf(wxT("%d"), value);
 109     SetOption(name, valStr);
 110 }
 111
 112 wxString wxSystemOptions::GetOption(const wxString& name)
 113 {
 114     int idx = wxSystemOptionsModule::sm_optionNames.Index(name, FALSE);
 115     if (idx == wxNOT_FOUND)
 116         return wxEmptyString;
 117     else
 118         return wxSystemOptionsModule::sm_optionValues[idx];
 119 }
 120
 121 int wxSystemOptions::GetOptionInt(const wxString& name)
 122 {
 123     return wxAtoi(GetOption(name));
 124 }
 125
 126 bool wxSystemOptions::HasOption(const wxString& name)
 127 {
 128     return (wxSystemOptionsModule::sm_optionNames.Index(name, FALSE) != wxNOT_FOUND);
 129 }
 130
 131 #endif
 132     // wxUSE_SYSTEM_OPTIONS
 133