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/string.h"
  40 #include "wx/vector.h"
  41 #include "wx/sharedptr.h"
  42
  43 class wxGtkCollatableString
  44 {
  45 public:
  46     wxGtkCollatableString( const wxString &label, gchar *key )
  47     {
  48         m_label = label;
  49         m_key = key;
  50     }
  51
  52     ~wxGtkCollatableString()
  53     {
  54         if (m_key)
  55             g_free( m_key );
  56     }
  57
  58     wxString     m_label;
  59     gchar       *m_key;
  60 };
  61
  62 class wxGtkCollatedArrayString
  63 {
  64 public:
  65     wxGtkCollatedArrayString() { }
  66
  67     int Add( const wxString &new_label )
  68     {
  69         int index = 0;
  70
  71         gchar *new_key_lower = g_utf8_casefold( new_label.utf8_str(), -1);
  72         gchar *new_key = g_utf8_collate_key( new_key_lower, -1);
  73         g_free( new_key_lower );
  74
  75         wxSharedPtr<wxGtkCollatableString> new_ptr( new wxGtkCollatableString( new_label, new_key ) );
  76
  77         wxVector< wxSharedPtr<wxGtkCollatableString> >::iterator iter;
  78         for (iter = m_list.begin(); iter != m_list.end(); ++iter)
  79         {
  80             wxSharedPtr<wxGtkCollatableString> ptr = *iter;
  81
  82             gchar *key = ptr->m_key;
  83             if (strcmp(key,new_key) > 0)
  84             {
  85                 m_list.insert( iter, new_ptr );
  86                 return index;
  87             }
  88             index ++;
  89         }
  90
  91         m_list.push_back( new_ptr );
  92         return index;
  93     }
  94
  95     size_t GetCount()
  96     {
  97         return m_list.size();
  98     }
  99
 100     wxString At( size_t index )
 101     {
 102         return m_list[index]->m_label;
 103     }
 104
 105     void Clear()
 106     {
 107         m_list.clear();
 108     }
 109
 110     void RemoveAt( size_t index )
 111     {
 112         m_list.erase( m_list.begin() + index );
 113     }
 114
 115 private:
 116     wxVector< wxSharedPtr<wxGtkCollatableString> > m_list;
 117 };
 118
 119
 120 #endif // _WX_GTK_PRIVATE_STRING_H_
 121