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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/osx/combobox_osx.cpp
3// Purpose: wxComboBox class using HIView ComboBox
4// Author: Stefan Csomor
5// Modified by:
6// Created: 1998-01-01
7// RCS-ID: $Id$
8// Copyright: (c) Stefan Csomor
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#include "wx/wxprec.h"
13
14#if wxUSE_COMBOBOX && wxOSX_USE_COCOA
15
16#include "wx/combobox.h"
17#include "wx/osx/private.h"
18
19#ifndef WX_PRECOMP
20#endif
21
22// work in progress
23
24wxComboBox::~wxComboBox()
25{
26}
27
28bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
29 const wxString& value,
30 const wxPoint& pos,
31 const wxSize& size,
32 const wxArrayString& choices,
33 long style,
34 const wxValidator& validator,
35 const wxString& name)
36{
37 wxCArrayString chs( choices );
38
39 return Create( parent, id, value, pos, size, chs.GetCount(),
40 chs.GetStrings(), style, validator, name );
41}
42
43bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
44 const wxString& value,
45 const wxPoint& pos,
46 const wxSize& size,
47 int n, const wxString choices[],
48 long style,
49 const wxValidator& validator,
50 const wxString& name)
51{
52 DontCreatePeer();
53
54 m_text = NULL;
55 m_choice = NULL;
56
57 if ( !wxControl::Create( parent, id, pos, size, style, validator, name ) )
58 return false;
59
60 wxASSERT_MSG( !(style & wxCB_SORT),
61 "wxCB_SORT not currently supported by wxOSX/Cocoa");
62
63 SetPeer(wxWidgetImpl::CreateComboBox( this, parent, id, NULL, pos, size, style, GetExtraStyle() ));
64
65 MacPostControlCreate( pos, size );
66
67 Append(n, choices);
68
69 // Set up the initial value, by default the first item is selected.
70 if ( !value.empty() )
71 SetValue(value);
72 else if (n > 0)
73 SetSelection( 0 );
74
75 // Needed because it is a wxControlWithItems
76 SetInitialSize( size );
77
78 return true;
79}
80
81void wxComboBox::DelegateTextChanged( const wxString& value )
82{
83 SetStringSelection( value );
84}
85
86void wxComboBox::DelegateChoice( const wxString& value )
87{
88 SetStringSelection( value );
89}
90
91int wxComboBox::DoInsertItems(const wxArrayStringsAdapter& items,
92 unsigned int pos,
93 void **clientData, wxClientDataType type)
94{
95 const unsigned int numItems = items.GetCount();
96 for( unsigned int i = 0; i < numItems; ++i, ++pos )
97 {
98 unsigned int idx;
99
100 idx = pos;
101 GetComboPeer()->InsertItem( idx, items[i] );
102
103 if (idx > m_datas.GetCount())
104 m_datas.SetCount(idx);
105 m_datas.Insert( NULL, idx );
106 AssignNewItemClientData(idx, clientData, i, type);
107 }
108
109 GetPeer()->SetMaximum( GetCount() );
110
111 return pos - 1;
112}
113
114// ----------------------------------------------------------------------------
115// client data
116// ----------------------------------------------------------------------------
117void wxComboBox::DoSetItemClientData(unsigned int n, void* clientData)
118{
119 m_datas[n] = (char*)clientData ;
120}
121
122void * wxComboBox::DoGetItemClientData(unsigned int n) const
123{
124 return (void *)m_datas[n];
125}
126
127unsigned int wxComboBox::GetCount() const
128{
129 return GetComboPeer()->GetNumberOfItems();
130}
131
132void wxComboBox::DoDeleteOneItem(unsigned int n)
133{
134 GetComboPeer()->RemoveItem(n);
135}
136
137void wxComboBox::DoClear()
138{
139 GetComboPeer()->Clear();
140}
141
142void wxComboBox::GetSelection(long *from, long *to) const
143{
144 wxTextEntry::GetSelection(from, to);
145}
146
147int wxComboBox::GetSelection() const
148{
149 return GetComboPeer()->GetSelectedItem();
150}
151
152void wxComboBox::SetSelection(int n)
153{
154 GetComboPeer()->SetSelectedItem(n);
155}
156
157void wxComboBox::SetSelection(long from, long to)
158{
159 wxTextEntry::SetSelection(from, to);
160}
161
162int wxComboBox::FindString(const wxString& s, bool bCase) const
163{
164 if (!bCase)
165 {
166 for (unsigned i = 0; i < GetCount(); i++)
167 {
168 if (s.IsSameAs(GetString(i), false))
169 return i;
170 }
171 return wxNOT_FOUND;
172 }
173
174 return GetComboPeer()->FindString(s);
175}
176
177wxString wxComboBox::GetString(unsigned int n) const
178{
179 wxCHECK_MSG( n < GetCount(), wxString(), "Invalid combobox index" );
180
181 return GetComboPeer()->GetStringAtIndex(n);
182}
183
184wxString wxComboBox::GetStringSelection() const
185{
186 const int sel = GetSelection();
187 return sel == wxNOT_FOUND ? wxString() : GetString(sel);
188}
189
190void wxComboBox::SetString(unsigned int n, const wxString& s)
191{
192 Delete(n);
193 Insert(s, n);
194 SetValue(s); // changing the item in the list won't update the display item
195}
196
197void wxComboBox::EnableTextChangedEvents(bool WXUNUSED(enable))
198{
199 // nothing to do here, events are never generated when we change the
200 // control value programmatically anyhow by Cocoa
201}
202
203bool wxComboBox::OSXHandleClicked( double WXUNUSED(timestampsec) )
204{
205 wxCommandEvent event(wxEVT_COMMAND_COMBOBOX_SELECTED, m_windowId );
206 event.SetInt(GetSelection());
207 event.SetEventObject(this);
208 event.SetString(GetStringSelection());
209 ProcessCommand(event);
210 return true;
211}
212
213wxComboWidgetImpl* wxComboBox::GetComboPeer() const
214{
215 return dynamic_cast<wxComboWidgetImpl*> (GetPeer());
216}
217
218#endif // wxUSE_COMBOBOX && wxOSX_USE_COCOA