]> git.saurik.com Git - wxWidgets.git/blob - src/motif/combobox.cpp
wxUSE_THREADS in sckint.h; wxMotif Clone error fixed; JPEG makefile.unx for wxMotif
[wxWidgets.git] / src / motif / combobox.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: combobox.cpp
3 // Purpose: wxComboBox class
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 17/09/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "combobox.h"
14 #endif
15
16 #include "wx/combobox.h"
17
18 #if wxUSE_COMBOBOX
19
20 #include <Xm/Xm.h>
21 #include "xmcombo/xmcombo.h"
22
23 void wxComboBoxCallback (Widget w, XtPointer clientData,
24 XmComboBoxSelectionCallbackStruct * cbs);
25
26 #if !USE_SHARED_LIBRARY
27 IMPLEMENT_DYNAMIC_CLASS(wxComboBox, wxControl)
28 #endif
29
30 bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
31 const wxString& value,
32 const wxPoint& pos,
33 const wxSize& size,
34 int n, const wxString choices[],
35 long style,
36 const wxValidator& validator,
37 const wxString& name)
38 {
39 SetName(name);
40 SetValidator(validator);
41 m_noStrings = n;
42 m_windowStyle = style;
43 // m_backgroundColour = parent->GetBackgroundColour();
44 m_backgroundColour = * wxWHITE;
45 m_foregroundColour = parent->GetForegroundColour();
46
47 if (parent) parent->AddChild(this);
48
49 if ( id == -1 )
50 m_windowId = (int)NewControlId();
51 else
52 m_windowId = id;
53
54 Widget parentWidget = (Widget) parent->GetClientWidget();
55
56 Widget buttonWidget = XtVaCreateManagedWidget((char*) (const char*) name,
57 xmComboBoxWidgetClass, parentWidget,
58 XmNmarginHeight, 0,
59 XmNmarginWidth, 0,
60 XmNshowLabel, False,
61 XmNeditable, ((style & wxCB_READONLY) != wxCB_READONLY),
62 XmNsorted, ((style & wxCB_SORT) == wxCB_SORT),
63 XmNstaticList, ((style & wxCB_SIMPLE) == wxCB_SIMPLE),
64 NULL);
65
66 XtAddCallback (buttonWidget, XmNselectionCallback, (XtCallbackProc) wxComboBoxCallback,
67 (XtPointer) this);
68 XtAddCallback (buttonWidget, XmNvalueChangedCallback, (XtCallbackProc) wxComboBoxCallback,
69 (XtPointer) this);
70
71 int i;
72 for (i = 0; i < n; i++)
73 {
74 XmString str = XmStringCreateLtoR((char*) (const char*) choices[i], XmSTRING_DEFAULT_CHARSET);
75 XmComboBoxAddItem(buttonWidget, str, 0);
76 XmStringFree(str);
77 m_stringList.Add(choices[i]);
78 }
79 m_noStrings = n;
80
81 m_mainWidget = (Widget) buttonWidget;
82
83 XtManageChild (buttonWidget);
84
85 SetValue(value);
86
87 m_windowFont = parent->GetFont();
88 ChangeFont(FALSE);
89
90 SetCanAddEventHandler(TRUE);
91 AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
92
93 ChangeBackgroundColour();
94
95 return TRUE;
96 }
97
98 wxComboBox::~wxComboBox()
99 {
100 DetachWidget((Widget) m_mainWidget); // Removes event handlers
101 XtDestroyWidget((Widget) m_mainWidget);
102 m_mainWidget = (WXWidget) 0;
103 }
104
105 void wxComboBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
106 {
107 // Necessary so it doesn't call wxChoice::SetSize
108 wxWindow::DoSetSize(x, y, width, height, sizeFlags);
109 }
110
111 wxString wxComboBox::GetValue() const
112 {
113 char *s = XmComboBoxGetString ((Widget) m_mainWidget);
114 if (s)
115 {
116 wxString str(s);
117 XtFree (s);
118 return str;
119 }
120 else
121 return wxEmptyString;
122 }
123
124 void wxComboBox::SetValue(const wxString& value)
125 {
126 m_inSetValue = TRUE;
127 if (!value.IsNull())
128 XmComboBoxSetString ((Widget) m_mainWidget, (char*) (const char*) value);
129 m_inSetValue = FALSE;
130 }
131
132 void wxComboBox::Append(const wxString& item)
133 {
134 XmString str = XmStringCreateLtoR((char*) (const char*) item, XmSTRING_DEFAULT_CHARSET);
135 XmComboBoxAddItem((Widget) m_mainWidget, str, 0);
136 m_stringList.Add(item);
137 XmStringFree(str);
138 m_noStrings ++;
139 }
140
141 void wxComboBox::Delete(int n)
142 {
143 XmComboBoxDeletePos((Widget) m_mainWidget, n-1);
144 wxNode *node = m_stringList.Nth(n);
145 if (node)
146 {
147 delete[] (char *)node->Data();
148 delete node;
149 }
150 m_noStrings--;
151 }
152
153 void wxComboBox::Clear()
154 {
155 XmComboBoxDeleteAllItems((Widget) m_mainWidget);
156 m_stringList.Clear();
157 }
158
159 void wxComboBox::SetSelection (int n)
160 {
161 XmComboBoxSelectPos((Widget) m_mainWidget, n+1, False);
162 }
163
164 int wxComboBox::GetSelection (void) const
165 {
166 int sel = XmComboBoxGetSelectedPos((Widget) m_mainWidget);
167 if (sel == 0)
168 return -1;
169 else
170 return sel - 1;
171 }
172
173 wxString wxComboBox::GetString(int n) const
174 {
175 wxNode *node = m_stringList.Nth (n);
176 if (node)
177 return wxString((char *) node->Data ());
178 else
179 return wxEmptyString;
180 }
181
182 wxString wxComboBox::GetStringSelection() const
183 {
184 int sel = GetSelection();
185 if (sel == -1)
186 return wxEmptyString;
187 else
188 return GetString(sel);
189 }
190
191 bool wxComboBox::SetStringSelection(const wxString& sel)
192 {
193 int n = FindString(sel);
194 if (n == -1)
195 return FALSE;
196 else
197 {
198 SetSelection(n);
199 return TRUE;
200 }
201 }
202
203 int wxComboBox::FindString(const wxString& s) const
204 {
205 int *pos_list = NULL;
206 int count = 0;
207 XmString text = XmStringCreateSimple ((char*) (const char*) s);
208 bool found = (XmComboBoxGetMatchPos((Widget) m_mainWidget,
209 text, &pos_list, &count) != 0);
210
211 XmStringFree(text);
212
213 if (found && count > 0)
214 {
215 int pos = pos_list[0] - 1;
216 free(pos_list);
217 return pos;
218 }
219
220 return -1;
221 }
222
223 // Clipboard operations
224 void wxComboBox::Copy()
225 {
226 XmComboBoxCopy((Widget) m_mainWidget, CurrentTime);
227 }
228
229 void wxComboBox::Cut()
230 {
231 XmComboBoxCut((Widget) m_mainWidget, CurrentTime);
232 }
233
234 void wxComboBox::Paste()
235 {
236 XmComboBoxPaste((Widget) m_mainWidget);
237 }
238
239 void wxComboBox::SetEditable(bool WXUNUSED(editable))
240 {
241 // TODO
242 }
243
244 void wxComboBox::SetInsertionPoint(long pos)
245 {
246 XmComboBoxSetInsertionPosition ((Widget) m_mainWidget, (XmTextPosition) pos);
247 }
248
249 void wxComboBox::SetInsertionPointEnd()
250 {
251 XmTextPosition pos = XmComboBoxGetLastPosition ((Widget) m_mainWidget);
252 XmComboBoxSetInsertionPosition ((Widget) m_mainWidget, (XmTextPosition) (pos + 1));
253 }
254
255 long wxComboBox::GetInsertionPoint() const
256 {
257 return (long) XmComboBoxGetInsertionPosition ((Widget) m_mainWidget);
258 }
259
260 long wxComboBox::GetLastPosition() const
261 {
262 return (long) XmComboBoxGetLastPosition ((Widget) m_mainWidget);
263 }
264
265 void wxComboBox::Replace(long from, long to, const wxString& value)
266 {
267 XmComboBoxReplace ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
268 (char*) (const char*) value);
269 }
270
271 void wxComboBox::Remove(long from, long to)
272 {
273 XmComboBoxSetSelection ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
274 (Time) 0);
275 XmComboBoxRemove ((Widget) m_mainWidget);
276 }
277
278 void wxComboBox::SetSelection(long from, long to)
279 {
280 XmComboBoxSetSelection ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
281 (Time) 0);
282 }
283
284 void wxComboBoxCallback (Widget WXUNUSED(w), XtPointer clientData,
285 XmComboBoxSelectionCallbackStruct * cbs)
286 {
287 wxComboBox *item = (wxComboBox *) clientData;
288
289 switch (cbs->reason)
290 {
291 case XmCR_SINGLE_SELECT:
292 case XmCR_BROWSE_SELECT:
293 {
294 wxCommandEvent event (wxEVT_COMMAND_COMBOBOX_SELECTED, item->GetId());
295 event.m_commandInt = cbs->index - 1;
296 // event.m_commandString = item->GetString (event.m_commandInt);
297 event.m_extraLong = TRUE;
298 event.SetEventObject(item);
299 item->ProcessCommand (event);
300 break;
301 }
302 case XmCR_VALUE_CHANGED:
303 {
304 wxCommandEvent event (wxEVT_COMMAND_TEXT_UPDATED, item->GetId());
305 event.m_commandInt = -1;
306 // event.m_commandString = item->GetValue();
307 event.m_extraLong = TRUE;
308 event.SetEventObject(item);
309 item->ProcessCommand (event);
310 break;
311 }
312 default:
313 break;
314 }
315 }
316
317 void wxComboBox::ChangeFont(bool keepOriginalSize)
318 {
319 // Don't use the base class wxChoice's ChangeFont
320 wxWindow::ChangeFont(keepOriginalSize);
321 }
322
323 void wxComboBox::ChangeBackgroundColour()
324 {
325 wxWindow::ChangeBackgroundColour();
326 }
327
328 void wxComboBox::ChangeForegroundColour()
329 {
330 wxWindow::ChangeBackgroundColour();
331 }
332
333 #endif
334