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) wxWindows team
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  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 #endif
  36
  37 // ============================================================================
  38 // implementation
  39 // ============================================================================
  40
  41 wxItemContainer::~wxItemContainer()
  42 {
  43     // this destructor is required for Darwin
  44 }
  45
  46 // ----------------------------------------------------------------------------
  47 // selection
  48 // ----------------------------------------------------------------------------
  49
  50 wxString wxItemContainer::GetStringSelection() const
  51 {
  52     wxString s;
  53     int sel = GetSelection();
  54     if ( sel != -1 )
  55         s = GetString(sel);
  56
  57     return s;
  58 }
  59
  60 // ----------------------------------------------------------------------------
  61 // appending items
  62 // ----------------------------------------------------------------------------
  63
  64 void wxItemContainer::Append(const wxArrayString& strings)
  65 {
  66     size_t count = strings.GetCount();
  67     for ( size_t n = 0; n < count; n++ )
  68     {
  69         Append(strings[n]);
  70     }
  71 }
  72
  73 // ----------------------------------------------------------------------------
  74 // client data
  75 // ----------------------------------------------------------------------------
  76
  77 void wxItemContainer::SetClientObject(int n, wxClientData *data)
  78 {
  79     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Void,
  80                   wxT("can't have both object and void client data") );
  81
  82     // when we call SetClientObject() for the first time, m_clientDataItemsType
  83     // is still wxClientData_None and so calling DoGetItemClientObject() would
  84     // fail (in addition to being useless) - don't do it
  85     if ( m_clientDataItemsType == wxClientData_Object )
  86     {
  87         wxClientData *clientDataOld = DoGetItemClientObject(n);
  88         if ( clientDataOld )
  89             delete clientDataOld;
  90     }
  91     else // m_clientDataItemsType == wxClientData_None
  92     {
  93         // now we have object client data
  94         m_clientDataItemsType = wxClientData_Object;
  95     }
  96
  97     DoSetItemClientObject(n, data);
  98 }
  99
 100 wxClientData *wxItemContainer::GetClientObject(int n) const
 101 {
 102     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Object,
 103                   wxT("this window doesn't have object client data") );
 104
 105     return DoGetItemClientObject(n);
 106 }
 107
 108 void wxItemContainer::SetClientData(int n, void *data)
 109 {
 110     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Object,
 111                   wxT("can't have both object and void client data") );
 112
 113     DoSetItemClientData(n, data);
 114     m_clientDataItemsType = wxClientData_Void;
 115 }
 116
 117 void *wxItemContainer::GetClientData(int n) const
 118 {
 119     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Void,
 120                   wxT("this window doesn't have void client data") );
 121
 122     return DoGetItemClientData(n);
 123 }
 124
 125 #endif // wxUSE_CONTROLS