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[wxWidgets.git] / src / msw / wince / checklst.cpp
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: src/msw/wince/checklst.cpp
3 // Purpose: implementation of wxCheckListBox class
4 // Author: Wlodzimierz ABX Skiba
5 // Modified by:
6 // Created: 30.10.2005
7 // RCS-ID: $Id$
8 // Copyright: (c) Wlodzimierz Skiba
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_CHECKLISTBOX
28
29 #ifndef WX_PRECOMP
30 #endif
31
32 #include "wx/checklst.h"
33
34 // include <commctrl.h> "properly"
35 #include "wx/msw/wrapcctl.h"
36
37 // ============================================================================
38 // implementation
39 // ============================================================================
40
41 IMPLEMENT_DYNAMIC_CLASS(wxCheckListBox, wxControl)
42
43 // ----------------------------------------------------------------------------
44 // implementation of wxCheckListBox class
45 // ----------------------------------------------------------------------------
46
47 // define event table
48 // ------------------
49 BEGIN_EVENT_TABLE(wxCheckListBox, wxControl)
50 EVT_SIZE(wxCheckListBox::OnSize)
51 END_EVENT_TABLE()
52
53 // control creation
54 // ----------------
55
56 // def ctor: use Create() to really create the control
57 wxCheckListBox::wxCheckListBox()
58 {
59 }
60
61 // ctor which creates the associated control
62 wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
63 const wxPoint& pos, const wxSize& size,
64 int nStrings, const wxString choices[],
65 long style, const wxValidator& val,
66 const wxString& name)
67 {
68 Create(parent, id, pos, size, nStrings, choices, style, val, name);
69 }
70
71 wxCheckListBox::wxCheckListBox(wxWindow *parent, wxWindowID id,
72 const wxPoint& pos, const wxSize& size,
73 const wxArrayString& choices,
74 long style, const wxValidator& val,
75 const wxString& name)
76 {
77 Create(parent, id, pos, size, choices, style, val, name);
78 }
79
80 wxCheckListBox::~wxCheckListBox()
81 {
82 m_itemsClientData.Clear();
83 }
84
85 bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
86 const wxPoint& pos, const wxSize& size,
87 int n, const wxString choices[],
88 long style,
89 const wxValidator& validator, const wxString& name)
90 {
91 // initialize base class fields
92 if ( !CreateControl(parent, id, pos, size, style, validator, name) )
93 return false;
94
95 // create the native control
96 if ( !MSWCreateControl(WC_LISTVIEW, wxEmptyString, pos, size) )
97 {
98 // control creation failed
99 return false;
100 }
101
102 ::SendMessage(GetHwnd(), LVM_SETEXTENDEDLISTVIEWSTYLE, 0,
103 LVS_EX_CHECKBOXES | LVS_EX_FULLROWSELECT );
104
105 // insert single column with checkboxes and labels
106 LV_COLUMN col;
107 wxZeroMemory(col);
108 ListView_InsertColumn(GetHwnd(), 0, &col );
109
110 ListView_SetItemCount( GetHwnd(), n );
111
112 // initialize the contents
113 for ( int i = 0; i < n; i++ )
114 {
115 Append(choices[i]);
116 }
117
118 m_itemsClientData.SetCount(n);
119
120 // now we can compute our best size correctly, so do it if necessary
121 SetBestSize(size);
122
123 return true;
124 }
125
126 bool wxCheckListBox::Create(wxWindow *parent, wxWindowID id,
127 const wxPoint& pos, const wxSize& size,
128 const wxArrayString& choices,
129 long style,
130 const wxValidator& validator, const wxString& name)
131 {
132 wxCArrayString chs(choices);
133 return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
134 style, validator, name);
135 }
136
137 WXDWORD wxCheckListBox::MSWGetStyle(long style, WXDWORD *exstyle) const
138 {
139 WXDWORD wstyle = wxControl::MSWGetStyle(style, exstyle);
140
141 wstyle |= LVS_REPORT | LVS_NOCOLUMNHEADER | LVS_NOSORTHEADER;
142
143 return wstyle;
144 }
145
146 void wxCheckListBox::OnSize(wxSizeEvent& event)
147 {
148 // set width of the column we use to the width of list client area
149 event.Skip();
150 int w = GetClientSize().x;
151 ListView_SetColumnWidth( GetHwnd(), 0, w );
152 }
153
154 // misc overloaded methods
155 // -----------------------
156
157 void wxCheckListBox::Delete(int n)
158 {
159 wxCHECK_RET( n >= 0 && n < GetCount(),
160 _T("invalid index in wxCheckListBox::Delete") );
161
162 if ( !ListView_DeleteItem(GetHwnd(), n) )
163 {
164 wxLogLastError(_T("ListView_DeleteItem"));
165 }
166 m_itemsClientData.RemoveAt(n);
167 }
168
169 // check items
170 // -----------
171
172 bool wxCheckListBox::IsChecked(size_t uiIndex) const
173 {
174 wxCHECK_MSG( uiIndex < (size_t)GetCount(), false,
175 _T("invalid index in wxCheckListBox::IsChecked") );
176
177 return (ListView_GetCheckState(((HWND)GetHWND()), uiIndex) != 0);
178 }
179
180 void wxCheckListBox::Check(size_t uiIndex, bool bCheck)
181 {
182 wxCHECK_RET( uiIndex < (size_t)GetCount(),
183 _T("invalid index in wxCheckListBox::Check") );
184
185 ListView_SetCheckState(((HWND)GetHWND()), uiIndex, bCheck)
186 }
187
188 // interface derived from wxListBox and lower classes
189 // --------------------------------------------------
190
191 void wxCheckListBox::Clear()
192 {
193 int n = GetCount();
194
195 while ( n > 0 )
196 {
197 n--;
198 Delete(n);
199 }
200
201 m_itemsClientData.Clear();
202
203 wxCHECK_RET( n == GetCount(),
204 _T("broken wxCheckListBox::Clear()") );
205 }
206
207 int wxCheckListBox::GetCount() const
208 {
209 return ListView_GetItemCount( (HWND)GetHWND() );
210 }
211
212 int wxCheckListBox::GetSelection() const
213 {
214 return wxNOT_FOUND;
215 }
216
217 int wxCheckListBox::GetSelections(wxArrayInt& aSelections) const
218 {
219 int n = GetCount();
220 while ( n > 0 )
221 {
222 n--;
223 if(IsChecked(n)) aSelections.Insert(n,0);
224 }
225
226 return aSelections.GetCount();
227 }
228
229 wxString wxCheckListBox::GetString(int n) const
230 {
231 const int bufSize = 513;
232 wxChar buf[bufSize];
233 ListView_GetItemText( (HWND)GetHWND(), n, 0, buf, bufSize - 1 );
234 buf[bufSize-1] = _T('\0');
235 wxString str(buf);
236 return str;
237 }
238
239 bool wxCheckListBox::IsSelected(int n) const
240 {
241 return IsChecked(n);
242 }
243
244 void wxCheckListBox::SetString(int n, const wxString& s)
245 {
246 wxCHECK_RET( n < GetCount(),
247 _T("invalid index in wxCheckListBox::SetString") );
248 wxChar *buf = new wxChar[s.length()+1];
249 wxStrcpy(buf, s.c_str());
250 ListView_SetItemText( (HWND)GetHWND(), n, 0, buf );
251 delete [] buf;
252 }
253
254 int wxCheckListBox::DoAppend(const wxString& item)
255 {
256 int n = GetCount();
257 LVITEM newItem;
258 wxZeroMemory(newItem);
259 newItem.iItem = n;
260 int ret = ListView_InsertItem( (HWND)GetHWND(), & newItem );
261 wxCHECK_MSG( n == ret , -1, _T("Item not added") );
262 SetString( ret , item );
263 m_itemsClientData.Insert(NULL, ret);
264 return ret;
265 }
266
267 void* wxCheckListBox::DoGetItemClientData(int n) const
268 {
269 return m_itemsClientData.Item(n);
270 }
271
272 wxClientData* wxCheckListBox::DoGetItemClientObject(int n) const
273 {
274 return (wxClientData *)DoGetItemClientData(n);
275 }
276
277 void wxCheckListBox::DoInsertItems(const wxArrayString& items, int pos)
278 {
279 for( size_t i = 0; i < items.GetCount(); i++ )
280 {
281 Insert(items[i],pos+i);
282 }
283 }
284
285 void wxCheckListBox::DoSetFirstItem(int n)
286 {
287 int pos = ListView_GetTopIndex( (HWND)GetHWND() );
288 if(pos == n) return;
289 POINT ppt;
290 BOOL ret = ListView_GetItemPosition( (HWND)GetHWND(), n, &ppt );
291 wxCHECK_RET( ret == TRUE, _T("Broken DoSetFirstItem") );
292 ListView_Scroll( (HWND)GetHWND(), 0, 0 );
293 ListView_Scroll( (HWND)GetHWND(), 0, ppt.y );
294 }
295
296 void wxCheckListBox::DoSetItemClientData(int n, void* clientData)
297 {
298 m_itemsClientData.Item(n) = clientData;
299 }
300
301 void wxCheckListBox::DoSetItemClientObject(int n, wxClientData* clientData)
302 {
303 DoSetItemClientData(n, clientData);
304 }
305
306 void wxCheckListBox::DoSetItems(const wxArrayString& items, void **clientData)
307 {
308 ListView_SetItemCount( GetHwnd(), GetCount() + items.GetCount() );
309
310 for( size_t i = 0; i < items.GetCount(); i++ )
311 {
312 int pos = Append(items[i]);
313 if( pos >= 0 && clientData )
314 DoSetItemClientData(pos, clientData[i]);
315 }
316 }
317
318 void wxCheckListBox::DoSetSelection(int n, bool select)
319 {
320 Check(n,select);
321 }
322
323 #endif