1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/ctrlsub.cpp
3 // Purpose: wxItemContainer implementation
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 22.10.99
7 // RCS-ID: $Id: ctrlsub.cpp 39077 2006-05-06 19:05:50Z VZ $
8 // Copyright: (c) wxWidgets team
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 // For compilers that support precompilation, includes "wx.h".
21 #include "wx/wxprec.h"
22
23 #ifdef __BORLANDC__
24 #pragma hdrstop
25 #endif
26
27 #if wxUSE_CONTROLS
28
29 #ifndef WX_PRECOMP
30 #include "wx/ctrlsub.h"
31 #include "wx/arrstr.h"
32 #endif
33
IMPLEMENT_ABSTRACT_CLASS(wxControlWithItems,wxControl)34 IMPLEMENT_ABSTRACT_CLASS(wxControlWithItems, wxControl)
35
36 // ============================================================================
37 // wxItemContainerImmutable implementation
38 // ============================================================================
39
40 wxItemContainerImmutable::~wxItemContainerImmutable()
41 {
42 // this destructor is required for Darwin
43 }
44
45 // ----------------------------------------------------------------------------
46 // selection
47 // ----------------------------------------------------------------------------
48
GetStringSelection() const49 wxString wxItemContainerImmutable::GetStringSelection() const
50 {
51 wxString s;
52
53 int sel = GetSelection();
54 if ( sel != wxNOT_FOUND )
55 s = GetString((unsigned int)sel);
56
57 return s;
58 }
59
SetStringSelection(const wxString & s)60 bool wxItemContainerImmutable::SetStringSelection(const wxString& s)
61 {
62 const int sel = FindString(s);
63 if ( sel == wxNOT_FOUND )
64 return false;
65
66 SetSelection(sel);
67
68 return true;
69 }
70
GetStrings() const71 wxArrayString wxItemContainerImmutable::GetStrings() const
72 {
73 wxArrayString result;
74
75 const unsigned int count = GetCount();
76 result.Alloc(count);
77 for ( unsigned int n = 0; n < count; n++ )
78 result.Add(GetString(n));
79
80 return result;
81 }
82
83 // ============================================================================
84 // wxItemContainer implementation
85 // ============================================================================
86
~wxItemContainer()87 wxItemContainer::~wxItemContainer()
88 {
89 // this destructor is required for Darwin
90 }
91
92 // ----------------------------------------------------------------------------
93 // appending items
94 // ----------------------------------------------------------------------------
95
Append(const wxArrayString & strings)96 void wxItemContainer::Append(const wxArrayString& strings)
97 {
98 const size_t count = strings.GetCount();
99 for ( size_t n = 0; n < count; n++ )
100 {
101 Append(strings[n]);
102 }
103 }
104
Insert(const wxString & item,unsigned int pos,void * clientData)105 int wxItemContainer::Insert(const wxString& item, unsigned int pos, void *clientData)
106 {
107 int n = DoInsert(item, pos);
108 if ( n != wxNOT_FOUND )
109 SetClientData(n, clientData);
110
111 return n;
112 }
113
Insert(const wxString & item,unsigned int pos,wxClientData * clientData)114 int wxItemContainer::Insert(const wxString& item, unsigned int pos, wxClientData *clientData)
115 {
116 int n = DoInsert(item, pos);
117 if ( n != wxNOT_FOUND )
118 SetClientObject(n, clientData);
119
120 return n;
121 }
122
123 // ----------------------------------------------------------------------------
124 // client data
125 // ----------------------------------------------------------------------------
126
SetClientObject(unsigned int n,wxClientData * data)127 void wxItemContainer::SetClientObject(unsigned int n, wxClientData *data)
128 {
129 wxASSERT_MSG( m_clientDataItemsType != wxClientData_Void,
130 wxT("can't have both object and void client data") );
131
132 // when we call SetClientObject() for the first time, m_clientDataItemsType
133 // is still wxClientData_None and so calling DoGetItemClientObject() would
134 // fail (in addition to being useless) - don't do it
135 if ( m_clientDataItemsType == wxClientData_Object )
136 {
137 wxClientData *clientDataOld = DoGetItemClientObject(n);
138 if ( clientDataOld )
139 delete clientDataOld;
140 }
141 else // m_clientDataItemsType == wxClientData_None
142 {
143 // now we have object client data
144 m_clientDataItemsType = wxClientData_Object;
145 }
146
147 DoSetItemClientObject(n, data);
148 }
149
GetClientObject(unsigned int n) const150 wxClientData *wxItemContainer::GetClientObject(unsigned int n) const
151 {
152 wxASSERT_MSG( m_clientDataItemsType == wxClientData_Object,
153 wxT("this window doesn't have object client data") );
154
155 return DoGetItemClientObject(n);
156 }
157
SetClientData(unsigned int n,void * data)158 void wxItemContainer::SetClientData(unsigned int n, void *data)
159 {
160 wxASSERT_MSG( m_clientDataItemsType != wxClientData_Object,
161 wxT("can't have both object and void client data") );
162
163 DoSetItemClientData(n, data);
164 m_clientDataItemsType = wxClientData_Void;
165 }
166
GetClientData(unsigned int n) const167 void *wxItemContainer::GetClientData(unsigned int n) const
168 {
169 wxASSERT_MSG( m_clientDataItemsType == wxClientData_Void,
170 wxT("this window doesn't have void client data") );
171
172 return DoGetItemClientData(n);
173 }
174
175 // ============================================================================
176 // wxControlWithItems implementation
177 // ============================================================================
178
InitCommandEventWithItems(wxCommandEvent & event,int n)179 void wxControlWithItems::InitCommandEventWithItems(wxCommandEvent& event, int n)
180 {
181 InitCommandEvent(event);
182
183 if ( n != wxNOT_FOUND )
184 {
185 if ( HasClientObjectData() )
186 event.SetClientObject(GetClientObject(n));
187 else if ( HasClientUntypedData() )
188 event.SetClientData(GetClientData(n));
189 }
190 }
191
~wxControlWithItems()192 wxControlWithItems::~wxControlWithItems()
193 {
194 // this destructor is required for Darwin
195 }
196
197 #endif // wxUSE_CONTROLS
198