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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: radiobox.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifdef __GNUG__ | |
11 | #pragma implementation "radiobox.h" | |
12 | #endif | |
13 | ||
14 | #include "wx/radiobox.h" | |
15 | #include "wx/dialog.h" | |
16 | #include "wx/frame.h" | |
17 | ||
18 | #include "gdk/gdk.h" | |
19 | #include "gtk/gtk.h" | |
20 | #include "wx/gtk/win_gtk.h" | |
21 | ||
22 | //----------------------------------------------------------------------------- | |
23 | // data | |
24 | //----------------------------------------------------------------------------- | |
25 | ||
26 | extern bool g_blockEventsOnDrag; | |
27 | ||
28 | //----------------------------------------------------------------------------- | |
29 | // "clicked" | |
30 | //----------------------------------------------------------------------------- | |
31 | ||
32 | static void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioBox *rb ) | |
33 | { | |
34 | if (!rb->HasVMT()) return; | |
35 | if (g_blockEventsOnDrag) return; | |
36 | ||
37 | if (rb->m_alreadySent) | |
38 | { | |
39 | rb->m_alreadySent = FALSE; | |
40 | return; | |
41 | } | |
42 | ||
43 | rb->m_alreadySent = TRUE; | |
44 | ||
45 | wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() ); | |
46 | event.SetInt( rb->GetSelection() ); | |
47 | wxString tmp( rb->GetStringSelection() ); | |
48 | event.SetString( WXSTRINGCAST(tmp) ); | |
49 | event.SetEventObject( rb ); | |
50 | rb->GetEventHandler()->ProcessEvent(event); | |
51 | } | |
52 | ||
53 | //----------------------------------------------------------------------------- | |
54 | // wxRadioBox | |
55 | //----------------------------------------------------------------------------- | |
56 | ||
57 | IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl) | |
58 | ||
59 | BEGIN_EVENT_TABLE(wxRadioBox, wxControl) | |
60 | EVT_SIZE(wxRadioBox::OnSize) | |
61 | END_EVENT_TABLE() | |
62 | ||
63 | wxRadioBox::wxRadioBox(void) | |
64 | { | |
65 | } | |
66 | ||
67 | bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title, | |
68 | const wxPoint &pos, const wxSize &size, | |
69 | int n, const wxString choices[], int majorDim, | |
70 | long style, const wxValidator& validator, | |
71 | const wxString &name ) | |
72 | { | |
73 | m_alreadySent = FALSE; | |
74 | m_needParent = TRUE; | |
75 | m_acceptsFocus = TRUE; | |
76 | ||
77 | PreCreation( parent, id, pos, size, style, name ); | |
78 | ||
79 | SetValidator( validator ); | |
80 | ||
81 | m_widget = gtk_frame_new( title ); | |
82 | ||
83 | m_majorDim = majorDim; | |
84 | ||
85 | GtkRadioButton *m_radio = (GtkRadioButton*) NULL; | |
86 | ||
87 | GSList *radio_button_group = (GSList *) NULL; | |
88 | for (int i = 0; i < n; i++) | |
89 | { | |
90 | if (i) radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) ); | |
91 | ||
92 | m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, choices[i] ) ); | |
93 | ||
94 | m_boxes.Append( (wxObject*) m_radio ); | |
95 | ||
96 | ConnectWidget( GTK_WIDGET(m_radio) ); | |
97 | ||
98 | if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE ); | |
99 | ||
100 | gtk_signal_connect( GTK_OBJECT(m_radio), "clicked", | |
101 | GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this ); | |
102 | ||
103 | gtk_myfixed_put( GTK_MYFIXED(m_parent->m_wxwindow), GTK_WIDGET(m_radio), m_x+10, m_y+10+(i*24) ); | |
104 | ||
105 | } | |
106 | ||
107 | wxSize ls = LayoutItems(); | |
108 | ||
109 | wxSize newSize = size; | |
110 | if (newSize.x == -1) newSize.x = ls.x; | |
111 | if (newSize.y == -1) newSize.y = ls.y; | |
112 | SetSize( newSize.x, newSize.y ); | |
113 | ||
114 | m_parent->AddChild( this ); | |
115 | ||
116 | (m_parent->m_insertCallback)( m_parent, this ); | |
117 | ||
118 | PostCreation(); | |
119 | ||
120 | SetLabel( title ); | |
121 | ||
122 | SetBackgroundColour( parent->GetBackgroundColour() ); | |
123 | SetForegroundColour( parent->GetForegroundColour() ); | |
124 | SetFont( parent->GetFont() ); | |
125 | ||
126 | Show( TRUE ); | |
127 | ||
128 | return TRUE; | |
129 | } | |
130 | ||
131 | wxRadioBox::~wxRadioBox(void) | |
132 | { | |
133 | wxNode *node = m_boxes.First(); | |
134 | while (node) | |
135 | { | |
136 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
137 | gtk_widget_destroy( button ); | |
138 | node = node->Next(); | |
139 | } | |
140 | } | |
141 | ||
142 | void wxRadioBox::OnSize( wxSizeEvent &event ) | |
143 | { | |
144 | wxControl::OnSize( event ); | |
145 | ||
146 | LayoutItems(); | |
147 | } | |
148 | ||
149 | wxSize wxRadioBox::LayoutItems() | |
150 | { | |
151 | int x = 7; | |
152 | int y = 15; | |
153 | ||
154 | int num_per_major = (m_boxes.GetCount() - 1) / m_majorDim +1; | |
155 | ||
156 | wxSize res( 0, 0 ); | |
157 | ||
158 | if (m_windowStyle & wxRA_HORIZONTAL) | |
159 | { | |
160 | ||
161 | for (int j = 0; j < m_majorDim; j++) | |
162 | { | |
163 | y = 15; | |
164 | ||
165 | int max_len = 0; | |
166 | wxNode *node = m_boxes.Nth( j*num_per_major ); | |
167 | for (int i1 = 0; i1< num_per_major; i1++) | |
168 | { | |
169 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
170 | GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child ); | |
171 | GdkFont *font = m_widget->style->font; | |
172 | int len = 22+gdk_string_measure( font, label->label ); | |
173 | if (len > max_len) max_len = len; | |
174 | ||
175 | gtk_myfixed_move( GTK_MYFIXED(m_parent->m_wxwindow), button, m_x+x, m_y+y ); | |
176 | y += 20; | |
177 | ||
178 | node = node->Next(); | |
179 | if (!node) break; | |
180 | } | |
181 | ||
182 | // we don't know the max_len before | |
183 | ||
184 | node = m_boxes.Nth( j*num_per_major ); | |
185 | for (int i2 = 0; i2< num_per_major; i2++) | |
186 | { | |
187 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
188 | ||
189 | gtk_widget_set_usize( button, max_len, 20 ); | |
190 | ||
191 | node = node->Next(); | |
192 | if (!node) break; | |
193 | } | |
194 | ||
195 | if (y > res.y) res.y = y; | |
196 | ||
197 | x += max_len + 2; | |
198 | } | |
199 | ||
200 | res.x = x+4; | |
201 | res.y += 9; | |
202 | } | |
203 | else | |
204 | { | |
205 | int max = 0; | |
206 | ||
207 | wxNode *node = m_boxes.First(); | |
208 | while (node) | |
209 | { | |
210 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
211 | GtkLabel *label = GTK_LABEL( button->child ); | |
212 | ||
213 | GdkFont *font = m_widget->style->font; | |
214 | int len = 22+gdk_string_measure( font, label->label ); | |
215 | if (len > max) max = len; | |
216 | ||
217 | node = node->Next(); | |
218 | } | |
219 | ||
220 | node = m_boxes.First(); | |
221 | while (node) | |
222 | { | |
223 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
224 | ||
225 | gtk_myfixed_move( GTK_MYFIXED(m_parent->m_wxwindow), button, m_x+x, m_y+y ); | |
226 | x += max; | |
227 | gtk_widget_set_usize( button, max, 20 ); | |
228 | ||
229 | node = node->Next(); | |
230 | } | |
231 | res.x = x+4; | |
232 | res.y = 42; | |
233 | } | |
234 | ||
235 | return res; | |
236 | } | |
237 | ||
238 | bool wxRadioBox::Show( bool show ) | |
239 | { | |
240 | wxCHECK_MSG( m_widget != NULL, FALSE, "invalid radiobox" ); | |
241 | ||
242 | wxWindow::Show( show ); | |
243 | ||
244 | wxNode *node = m_boxes.First(); | |
245 | while (node) | |
246 | { | |
247 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
248 | ||
249 | if (show) gtk_widget_show( button ); else gtk_widget_hide( button ); | |
250 | ||
251 | node = node->Next(); | |
252 | } | |
253 | ||
254 | return TRUE; | |
255 | } | |
256 | ||
257 | int wxRadioBox::FindString( const wxString &s ) const | |
258 | { | |
259 | wxCHECK_MSG( m_widget != NULL, -1, "invalid radiobox" ); | |
260 | ||
261 | int count = 0; | |
262 | ||
263 | wxNode *node = m_boxes.First(); | |
264 | while (node) | |
265 | { | |
266 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
267 | ||
268 | GtkLabel *label = GTK_LABEL( button->child ); | |
269 | if (s == label->label) return count; | |
270 | count++; | |
271 | ||
272 | node = node->Next(); | |
273 | } | |
274 | ||
275 | return -1; | |
276 | } | |
277 | ||
278 | void wxRadioBox::SetFocus() | |
279 | { | |
280 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
281 | ||
282 | if (m_boxes.GetCount() == 0) return; | |
283 | ||
284 | wxNode *node = m_boxes.First(); | |
285 | while (node) | |
286 | { | |
287 | GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() ); | |
288 | if (button->active) | |
289 | { | |
290 | gtk_widget_grab_focus( GTK_WIDGET(button) ); | |
291 | ||
292 | return; | |
293 | } | |
294 | node = node->Next(); | |
295 | } | |
296 | ||
297 | } | |
298 | ||
299 | void wxRadioBox::SetSelection( int n ) | |
300 | { | |
301 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
302 | ||
303 | wxNode *node = m_boxes.Nth( n ); | |
304 | ||
305 | wxCHECK_RET( node, "radiobox wrong index" ); | |
306 | ||
307 | GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() ); | |
308 | ||
309 | gtk_toggle_button_set_state( button, 1 ); | |
310 | } | |
311 | ||
312 | int wxRadioBox::GetSelection(void) const | |
313 | { | |
314 | wxCHECK_MSG( m_widget != NULL, -1, "invalid radiobox" ); | |
315 | ||
316 | int count = 0; | |
317 | ||
318 | wxNode *node = m_boxes.First(); | |
319 | while (node) | |
320 | { | |
321 | GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() ); | |
322 | if (button->active) return count; | |
323 | count++; | |
324 | node = node->Next(); | |
325 | } | |
326 | ||
327 | wxFAIL_MSG( "wxRadioBox none selected" ); | |
328 | ||
329 | return -1; | |
330 | } | |
331 | ||
332 | wxString wxRadioBox::GetString( int n ) const | |
333 | { | |
334 | wxCHECK_MSG( m_widget != NULL, "", "invalid radiobox" ); | |
335 | ||
336 | wxNode *node = m_boxes.Nth( n ); | |
337 | ||
338 | wxCHECK_MSG( node, "", "radiobox wrong index" ); | |
339 | ||
340 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
341 | GtkLabel *label = GTK_LABEL( button->child ); | |
342 | ||
343 | return wxString( label->label ); | |
344 | } | |
345 | ||
346 | wxString wxRadioBox::GetLabel( int item ) const | |
347 | { | |
348 | wxCHECK_MSG( m_widget != NULL, "", "invalid radiobox" ); | |
349 | ||
350 | return GetString( item ); | |
351 | } | |
352 | ||
353 | void wxRadioBox::SetLabel( const wxString& label ) | |
354 | { | |
355 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
356 | ||
357 | wxControl::SetLabel( label ); | |
358 | ||
359 | gtk_frame_set_label( GTK_FRAME(m_widget), wxControl::GetLabel() ); | |
360 | } | |
361 | ||
362 | void wxRadioBox::SetLabel( int item, const wxString& label ) | |
363 | { | |
364 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
365 | ||
366 | wxNode *node = m_boxes.Nth( item ); | |
367 | ||
368 | wxCHECK_RET( node, "radiobox wrong index" ); | |
369 | ||
370 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
371 | GtkLabel *g_label = GTK_LABEL( button->child ); | |
372 | ||
373 | gtk_label_set( g_label, label ); | |
374 | } | |
375 | ||
376 | void wxRadioBox::SetLabel( int WXUNUSED(item), wxBitmap *WXUNUSED(bitmap) ) | |
377 | { | |
378 | wxFAIL_MSG("wxRadioBox::SetLabel not implemented."); | |
379 | } | |
380 | ||
381 | void wxRadioBox::Enable( bool enable ) | |
382 | { | |
383 | wxControl::Enable( enable ); | |
384 | ||
385 | wxNode *node = m_boxes.First(); | |
386 | while (node) | |
387 | { | |
388 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
389 | GtkWidget *label = button->child; | |
390 | gtk_widget_set_sensitive( GTK_WIDGET(button), enable ); | |
391 | gtk_widget_set_sensitive( label, enable ); | |
392 | node = node->Next(); | |
393 | } | |
394 | } | |
395 | ||
396 | void wxRadioBox::Enable( int item, bool enable ) | |
397 | { | |
398 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
399 | ||
400 | wxNode *node = m_boxes.Nth( item ); | |
401 | ||
402 | wxCHECK_RET( node, "radiobox wrong index" ); | |
403 | ||
404 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
405 | GtkWidget *label = button->child; | |
406 | gtk_widget_set_sensitive( GTK_WIDGET(button), enable ); | |
407 | gtk_widget_set_sensitive( label, enable ); | |
408 | } | |
409 | ||
410 | void wxRadioBox::Show( int item, bool show ) | |
411 | { | |
412 | wxCHECK_RET( m_widget != NULL, "invalid radiobox" ); | |
413 | ||
414 | wxNode *node = m_boxes.Nth( item ); | |
415 | ||
416 | wxCHECK_RET( node, "radiobox wrong index" ); | |
417 | ||
418 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
419 | ||
420 | if (show) | |
421 | gtk_widget_show( button ); | |
422 | else | |
423 | gtk_widget_hide( button ); | |
424 | } | |
425 | ||
426 | wxString wxRadioBox::GetStringSelection(void) const | |
427 | { | |
428 | wxCHECK_MSG( m_widget != NULL, "", "invalid radiobox" ); | |
429 | ||
430 | wxNode *node = m_boxes.First(); | |
431 | while (node) | |
432 | { | |
433 | GtkToggleButton *button = GTK_TOGGLE_BUTTON( node->Data() ); | |
434 | if (button->active) | |
435 | { | |
436 | GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child ); | |
437 | return label->label; | |
438 | } | |
439 | node = node->Next(); | |
440 | } | |
441 | ||
442 | wxFAIL_MSG( "wxRadioBox none selected" ); | |
443 | return ""; | |
444 | } | |
445 | ||
446 | bool wxRadioBox::SetStringSelection( const wxString &s ) | |
447 | { | |
448 | wxCHECK_MSG( m_widget != NULL, FALSE, "invalid radiobox" ); | |
449 | ||
450 | int res = FindString( s ); | |
451 | if (res == -1) return FALSE; | |
452 | SetSelection( res ); | |
453 | ||
454 | return TRUE; | |
455 | } | |
456 | ||
457 | int wxRadioBox::Number(void) const | |
458 | { | |
459 | return m_boxes.Number(); | |
460 | } | |
461 | ||
462 | int wxRadioBox::GetNumberOfRowsOrCols(void) const | |
463 | { | |
464 | return 1; | |
465 | } | |
466 | ||
467 | void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) ) | |
468 | { | |
469 | wxFAIL_MSG("wxRadioBox::SetNumberOfRowsOrCols not implemented."); | |
470 | } | |
471 | ||
472 | void wxRadioBox::ApplyWidgetStyle() | |
473 | { | |
474 | SetWidgetStyle(); | |
475 | ||
476 | gtk_widget_set_style( m_widget, m_widgetStyle ); | |
477 | ||
478 | wxNode *node = m_boxes.First(); | |
479 | while (node) | |
480 | { | |
481 | GtkWidget *widget = GTK_WIDGET( node->Data() ); | |
482 | gtk_widget_set_style( widget, m_widgetStyle ); | |
483 | ||
484 | GtkButton *button = GTK_BUTTON( node->Data() ); | |
485 | gtk_widget_set_style( button->child, m_widgetStyle ); | |
486 | ||
487 | node = node->Next(); | |
488 | } | |
489 | } | |
490 | ||
491 | bool wxRadioBox::IsOwnGtkWindow( GdkWindow *window ) | |
492 | { | |
493 | if (window == m_widget->window) return TRUE; | |
494 | ||
495 | wxNode *node = m_boxes.First(); | |
496 | while (node) | |
497 | { | |
498 | GtkWidget *button = GTK_WIDGET( node->Data() ); | |
499 | ||
500 | if (window == button->window) return TRUE; | |
501 | ||
502 | node = node->Next(); | |
503 | } | |
504 | ||
505 | return FALSE; | |
506 | } |