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 int wxItemContainer::Insert(const wxString& item, int pos, void *clientData)
  74 {
  75     int n = DoInsert(item, pos);
  76     if ( n != wxNOT_FOUND )
  77         SetClientData(n, clientData);
  78
  79     return n;
  80 }
  81
  82 int
  83 wxItemContainer::Insert(const wxString& item, int pos, wxClientData *clientData)
  84 {
  85     int n = DoInsert(item, pos);
  86     if ( n != wxNOT_FOUND )
  87         SetClientObject(n, clientData);
  88
  89     return n;
  90 }
  91
  92 // ----------------------------------------------------------------------------
  93 // client data
  94 // ----------------------------------------------------------------------------
  95
  96 void wxItemContainer::SetClientObject(int n, wxClientData *data)
  97 {
  98     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Void,
  99                   wxT("can't have both object and void client data") );
 100
 101     // when we call SetClientObject() for the first time, m_clientDataItemsType
 102     // is still wxClientData_None and so calling DoGetItemClientObject() would
 103     // fail (in addition to being useless) - don't do it
 104     if ( m_clientDataItemsType == wxClientData_Object )
 105     {
 106         wxClientData *clientDataOld = DoGetItemClientObject(n);
 107         if ( clientDataOld )
 108             delete clientDataOld;
 109     }
 110     else // m_clientDataItemsType == wxClientData_None
 111     {
 112         // now we have object client data
 113         m_clientDataItemsType = wxClientData_Object;
 114     }
 115
 116     DoSetItemClientObject(n, data);
 117 }
 118
 119 wxClientData *wxItemContainer::GetClientObject(int n) const
 120 {
 121     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Object,
 122                   wxT("this window doesn't have object client data") );
 123
 124     return DoGetItemClientObject(n);
 125 }
 126
 127 void wxItemContainer::SetClientData(int n, void *data)
 128 {
 129     wxASSERT_MSG( m_clientDataItemsType != wxClientData_Object,
 130                   wxT("can't have both object and void client data") );
 131
 132     DoSetItemClientData(n, data);
 133     m_clientDataItemsType = wxClientData_Void;
 134 }
 135
 136 void *wxItemContainer::GetClientData(int n) const
 137 {
 138     wxASSERT_MSG( m_clientDataItemsType == wxClientData_Void,
 139                   wxT("this window doesn't have void client data") );
 140
 141     return DoGetItemClientData(n);
 142 }
 143
 144 wxControlWithItems::~wxControlWithItems()
 145 {
 146     // this destructor is required for Darwin
 147 }
 148
 149 #endif // wxUSE_CONTROLS