include/wx/gtk/private/string.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/private/string.h
   3 // Purpose:     wxGtkString class declaration
   4 // Author:      Vadim Zeitlin
   5 // Created:     2006-10-19
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2006 Vadim Zeitlin <vadim@wxwindows.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_GTK_PRIVATE_STRING_H_
  12 #define _WX_GTK_PRIVATE_STRING_H_
  13
  14 // ----------------------------------------------------------------------------
  15 // Convenience class for g_freeing a gchar* on scope exit automatically
  16 // ----------------------------------------------------------------------------
  17
  18 class wxGtkString
  19 {
  20 public:
  21     explicit wxGtkString(gchar *s) : m_str(s) { }
  22     ~wxGtkString() { g_free(m_str); }
  23
  24     const gchar *c_str() const { return m_str; }
  25
  26     operator gchar *() const { return m_str; }
  27
  28 private:
  29     gchar *m_str;
  30
  31     wxDECLARE_NO_COPY_CLASS(wxGtkString);
  32 };
  33
  34
  35 // ----------------------------------------------------------------------------
  36 // list for sorting collated strings
  37 // ----------------------------------------------------------------------------
  38
  39 #include "wx/vector.h"
  40 #include "wx/sharedptr.h"
  41
  42 class wxGtkCollatableString
  43 {
  44 public:
  45     wxGtkCollatableString( const wxString &label, gchar *key )
  46     {
  47         m_label = label;
  48         m_key = key;
  49     }
  50
  51     ~wxGtkCollatableString()
  52     {
  53         if (m_key)
  54             g_free( m_key );
  55     }
  56
  57     wxString     m_label;
  58     gchar       *m_key;
  59 };
  60
  61 class wxGtkCollatedArrayString
  62 {
  63 public:
  64     wxGtkCollatedArrayString() { }
  65
  66     int Add( const wxString &new_label )
  67     {
  68         int index = 0;
  69
  70         gchar *new_key_lower = g_utf8_casefold( new_label.utf8_str(), -1);
  71         gchar *new_key = g_utf8_collate_key( new_key_lower, -1);
  72         g_free( new_key_lower );
  73
  74         wxSharedPtr<wxGtkCollatableString> new_ptr( new wxGtkCollatableString( new_label, new_key ) );
  75
  76         wxVector< wxSharedPtr<wxGtkCollatableString> >::iterator iter;
  77         for (iter = m_list.begin(); iter != m_list.end(); ++iter)
  78         {
  79             wxSharedPtr<wxGtkCollatableString> ptr = *iter;
  80
  81             gchar *key = ptr->m_key;
  82             if (strcmp(key,new_key) > 0)
  83             {
  84                 m_list.insert( iter, new_ptr );
  85                 return index;
  86             }
  87             index ++;
  88         }
  89
  90         m_list.push_back( new_ptr );
  91         return index;
  92     }
  93
  94     size_t GetCount()
  95     {
  96         return m_list.size();
  97     }
  98
  99     wxString At( size_t index )
 100     {
 101         return m_list[index]->m_label;
 102     }
 103
 104     void Clear()
 105     {
 106         m_list.clear();
 107     }
 108
 109     void RemoveAt( size_t index )
 110     {
 111         m_list.erase( m_list.begin() + index );
 112     }
 113
 114 private:
 115     wxVector< wxSharedPtr<wxGtkCollatableString> > m_list;
 116 };
 117
 118
 119 #endif // _WX_GTK_PRIVATE_STRING_H_
 120