src/common/ctrlsub.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        common/ctrlsub.cpp
   3 // Purpose:     wxItemContainer implementation
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     22.10.99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) wxWidgets team
   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 "controlwithitems.h"
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28     #pragma hdrstop
  29 #endif
  30
  31 #if wxUSE_CONTROLS
  32
  33 #ifndef WX_PRECOMP
  34     #include "wx/ctrlsub.h"
  35     #include "wx/arrstr.h"
  36 #endif
  37
  38 // ============================================================================
  39 // wxItemContainerImmutable implementation
  40 // ============================================================================
  41
  42 wxItemContainerImmutable::~wxItemContainerImmutable()
  43 {
  44     // this destructor is required for Darwin
  45 }
  46
  47 // ----------------------------------------------------------------------------
  48 // selection
  49 // ----------------------------------------------------------------------------
  50
  51 wxString wxItemContainerImmutable::GetStringSelection() const
  52 {
  53     wxString s;
  54     int sel = GetSelection();
  55     if ( sel != -1 )
  56         s = GetString(sel);
  57
  58     return s;
  59 }
  60
  61 bool wxItemContainerImmutable::SetStringSelection(const wxString& s)
  62 {
  63     const int sel = FindString(s);
  64     if ( sel == wxNOT_FOUND )
  65         return false;
  66
  67     SetSelection(sel);
  68
  69     return true;
  70 }
  71
  72 wxArrayString wxItemContainerImmutable::GetStrings() const
  73 {
  74     wxArrayString result;
  75
  76     const size_t count = GetCount();
  77     result.Alloc(count);
  78     for ( size_t n = 0; n < count; n++ )
  79         result.Add(GetString(n));
  80
  81     return result;
  82 }
  83
  84 // ============================================================================
  85 // wxItemContainer implementation
  86 // ============================================================================
  87
  88 wxItemContainer::~wxItemContainer()
  89 {
  90     // this destructor is required for Darwin
  91 }
  92
  93 // ----------------------------------------------------------------------------
  94 // appending items
  95 // ----------------------------------------------------------------------------
  96
  97 void wxItemContainer::Append(const wxArrayString& strings)
  98 {
  99     size_t count = strings.GetCount();
 100     for ( size_t n = 0; n < count; n++ )
 101     {
 102         Append(strings[n]);
 103     }
 104 }
 105
 106 int wxItemContainer::Insert(const wxString& item, int pos, void *clientData)
 107 {
 108     int n = DoInsert(item, pos);
 109     if ( n != wxNOT_FOUND )
 110         SetClientData(n, clientData);
 111
 112     return n;
 113 }
 114
 115 int
 116 wxItemContainer::Insert(const wxString& item, int pos, wxClientData *clientData)
 117 {
 118     int n = DoInsert(item, pos);
 119     if ( n != wxNOT_FOUND )
 120         SetClientObject(n, clientData);
 121
 122     return n;
 123 }
 124
 125 // ----------------------------------------------------------------------------
 126 // client data
 127 // ----------------------------------------------------------------------------
 128
 129 void wxItemContainer::SetClientObject(int n, wxClientData *data)
 130 {
 131     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Void,
 132                   wxT("can't have both object and void client data") );
 133
 134     // when we call SetClientObject() for the first time, m_clientDataItemsType
 135     // is still wxClientData_None and so calling DoGetItemClientObject() would
 136     // fail (in addition to being useless) - don't do it
 137     if ( m_clientDataItemsType == wxClientData_Object )
 138     {
 139         wxClientData *clientDataOld = DoGetItemClientObject(n);
 140         if ( clientDataOld )
 141             delete clientDataOld;
 142     }
 143     else // m_clientDataItemsType == wxClientData_None
 144     {
 145         // now we have object client data
 146         m_clientDataItemsType = wxClientData_Object;
 147     }
 148
 149     DoSetItemClientObject(n, data);
 150 }
 151
 152 wxClientData *wxItemContainer::GetClientObject(int n) const
 153 {
 154     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Object,
 155                   wxT("this window doesn't have object client data") );
 156
 157     return DoGetItemClientObject(n);
 158 }
 159
 160 void wxItemContainer::SetClientData(int n, void *data)
 161 {
 162     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Object,
 163                   wxT("can't have both object and void client data") );
 164
 165     DoSetItemClientData(n, data);
 166     m_clientDataItemsType = wxClientData_Void;
 167 }
 168
 169 void *wxItemContainer::GetClientData(int n) const
 170 {
 171     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Void,
 172                   wxT("this window doesn't have void client data") );
 173
 174     return DoGetItemClientData(n);
 175 }
 176
 177 wxControlWithItems::~wxControlWithItems()
 178 {
 179     // this destructor is required for Darwin
 180 }
 181
 182 #endif // wxUSE_CONTROLS