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489468fe | 1 | ///////////////////////////////////////////////////////////////////////////// |
524c47aa | 2 | // Name: src/osx/radiobox.cpp |
489468fe SC |
3 | // Purpose: wxRadioBox |
4 | // Author: Stefan Csomor | |
5 | // Modified by: JS Lair (99/11/15) first implementation | |
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_RADIOBOX | |
15 | ||
16 | #include "wx/radiobox.h" | |
17 | ||
18 | #ifndef WX_PRECOMP | |
19 | #include "wx/radiobut.h" | |
20 | #include "wx/arrstr.h" | |
21 | #endif | |
22 | ||
524c47aa | 23 | #include "wx/osx/private.h" |
489468fe SC |
24 | |
25 | IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) | |
26 | ||
27 | ||
28 | BEGIN_EVENT_TABLE(wxRadioBox, wxControl) | |
29 | EVT_RADIOBUTTON( wxID_ANY , wxRadioBox::OnRadioButton ) | |
30 | END_EVENT_TABLE() | |
31 | ||
32 | ||
33 | void wxRadioBox::OnRadioButton( wxCommandEvent &outer ) | |
34 | { | |
35 | if ( outer.IsChecked() ) | |
36 | { | |
37 | wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId ); | |
38 | int i = GetSelection() ; | |
39 | event.SetInt(i); | |
40 | event.SetString(GetString(i)); | |
41 | event.SetEventObject( this ); | |
42 | ProcessCommand(event); | |
43 | } | |
44 | } | |
45 | ||
46 | wxRadioBox::wxRadioBox() | |
47 | { | |
48 | m_noItems = 0; | |
49 | m_noRowsOrCols = 0; | |
50 | m_radioButtonCycle = NULL; | |
51 | } | |
52 | ||
53 | wxRadioBox::~wxRadioBox() | |
54 | { | |
c6212a0c | 55 | SendDestroyEvent(); |
489468fe SC |
56 | |
57 | wxRadioButton *next, *current; | |
58 | ||
59 | current = m_radioButtonCycle->NextInCycle(); | |
60 | if (current != NULL) | |
61 | { | |
62 | while (current != m_radioButtonCycle) | |
63 | { | |
64 | next = current->NextInCycle(); | |
65 | delete current; | |
66 | ||
67 | current = next; | |
68 | } | |
69 | ||
70 | delete current; | |
71 | } | |
72 | } | |
73 | ||
74 | // Create the radiobox for two-step construction | |
75 | ||
76 | bool wxRadioBox::Create( wxWindow *parent, | |
77 | wxWindowID id, const wxString& label, | |
78 | const wxPoint& pos, const wxSize& size, | |
79 | const wxArrayString& choices, | |
80 | int majorDim, long style, | |
81 | const wxValidator& val, const wxString& name ) | |
82 | { | |
83 | wxCArrayString chs(choices); | |
84 | ||
85 | return Create( | |
86 | parent, id, label, pos, size, chs.GetCount(), | |
87 | chs.GetStrings(), majorDim, style, val, name); | |
88 | } | |
89 | ||
90 | bool wxRadioBox::Create( wxWindow *parent, | |
91 | wxWindowID id, const wxString& label, | |
92 | const wxPoint& pos, const wxSize& size, | |
93 | int n, const wxString choices[], | |
94 | int majorDim, long style, | |
95 | const wxValidator& val, const wxString& name ) | |
96 | { | |
97 | m_macIsUserPane = false ; | |
98 | ||
99 | if ( !wxControl::Create( parent, id, pos, size, style, val, name ) ) | |
100 | return false; | |
101 | ||
102 | int i; | |
103 | ||
104 | m_noItems = (unsigned int)n; | |
105 | m_noRowsOrCols = majorDim; | |
106 | m_radioButtonCycle = NULL; | |
107 | ||
108 | SetMajorDim( majorDim == 0 ? n : majorDim, style ); | |
109 | ||
110 | m_labelOrig = m_label = label; | |
111 | ||
524c47aa | 112 | m_peer = wxWidgetImpl::CreateGroupBox( this, parent, id, label, pos, size, style, GetExtraStyle() ); |
489468fe SC |
113 | |
114 | for (i = 0; i < n; i++) | |
115 | { | |
116 | wxRadioButton *radBtn = new wxRadioButton( | |
117 | this, | |
118 | wxID_ANY, | |
119 | GetLabelText(choices[i]), | |
120 | wxPoint( 5, 20 * i + 10 ), | |
121 | wxDefaultSize, | |
122 | i == 0 ? wxRB_GROUP : 0 ); | |
123 | ||
124 | if ( i == 0 ) | |
125 | m_radioButtonCycle = radBtn; | |
126 | // m_radioButtonCycle = radBtn->AddInCycle( m_radioButtonCycle ); | |
127 | } | |
128 | ||
129 | SetSelection( 0 ); | |
130 | MacPostControlCreate( pos, size ); | |
131 | ||
132 | return true; | |
133 | } | |
134 | ||
135 | // Enables or disables the entire radiobox | |
136 | // | |
137 | bool wxRadioBox::Enable(bool enable) | |
138 | { | |
139 | wxRadioButton *current; | |
140 | ||
141 | if (!wxControl::Enable( enable )) | |
142 | return false; | |
143 | ||
144 | current = m_radioButtonCycle; | |
145 | for (unsigned int i = 0; i < m_noItems; i++) | |
146 | { | |
147 | current->Enable( enable ); | |
148 | current = current->NextInCycle(); | |
149 | } | |
150 | ||
151 | return true; | |
152 | } | |
153 | ||
154 | // Enables or disables an given button | |
155 | // | |
156 | bool wxRadioBox::Enable(unsigned int item, bool enable) | |
157 | { | |
158 | if (!IsValid( item )) | |
159 | return false; | |
160 | ||
161 | unsigned int i = 0; | |
162 | wxRadioButton *current = m_radioButtonCycle; | |
163 | while (i != item) | |
164 | { | |
165 | i++; | |
166 | current = current->NextInCycle(); | |
167 | } | |
168 | ||
169 | return current->Enable( enable ); | |
170 | } | |
171 | ||
172 | bool wxRadioBox::IsItemEnabled(unsigned int item) const | |
173 | { | |
174 | if (!IsValid( item )) | |
175 | return false; | |
176 | ||
177 | unsigned int i = 0; | |
178 | wxRadioButton *current = m_radioButtonCycle; | |
179 | while (i != item) | |
180 | { | |
181 | i++; | |
182 | current = current->NextInCycle(); | |
183 | } | |
184 | ||
185 | return current->IsEnabled(); | |
186 | } | |
187 | ||
188 | // Returns the radiobox label | |
189 | // | |
190 | wxString wxRadioBox::GetLabel() const | |
191 | { | |
192 | return wxControl::GetLabel(); | |
193 | } | |
194 | ||
195 | // Returns the label for the given button | |
196 | // | |
197 | wxString wxRadioBox::GetString(unsigned int item) const | |
198 | { | |
199 | wxRadioButton *current; | |
200 | ||
201 | if (!IsValid( item )) | |
202 | return wxEmptyString; | |
203 | ||
204 | unsigned int i = 0; | |
205 | current = m_radioButtonCycle; | |
206 | while (i != item) | |
207 | { | |
208 | i++; | |
209 | current = current->NextInCycle(); | |
210 | } | |
211 | ||
212 | return current->GetLabel(); | |
213 | } | |
214 | ||
215 | // Returns the zero-based position of the selected button | |
216 | // | |
217 | int wxRadioBox::GetSelection() const | |
218 | { | |
219 | int i; | |
220 | wxRadioButton *current; | |
221 | ||
222 | i = 0; | |
223 | current = m_radioButtonCycle; | |
224 | while (!current->GetValue()) | |
225 | { | |
226 | i++; | |
227 | current = current->NextInCycle(); | |
228 | } | |
229 | ||
230 | return i; | |
231 | } | |
232 | ||
233 | // Sets the radiobox label | |
234 | // | |
235 | void wxRadioBox::SetLabel(const wxString& label) | |
236 | { | |
237 | return wxControl::SetLabel( label ); | |
238 | } | |
239 | ||
240 | // Sets the label of a given button | |
241 | // | |
242 | void wxRadioBox::SetString(unsigned int item,const wxString& label) | |
243 | { | |
244 | if (!IsValid( item )) | |
245 | return; | |
246 | ||
247 | unsigned int i = 0; | |
248 | wxRadioButton *current = m_radioButtonCycle; | |
249 | while (i != item) | |
250 | { | |
251 | i++; | |
252 | current = current->NextInCycle(); | |
253 | } | |
254 | ||
255 | return current->SetLabel( label ); | |
256 | } | |
257 | ||
258 | // Sets a button by passing the desired position. This does not cause | |
259 | // wxEVT_COMMAND_RADIOBOX_SELECTED event to get emitted | |
260 | // | |
261 | void wxRadioBox::SetSelection(int item) | |
262 | { | |
263 | int i; | |
264 | wxRadioButton *current; | |
265 | ||
266 | if (!IsValid( item )) | |
267 | return; | |
268 | ||
269 | i = 0; | |
270 | current = m_radioButtonCycle; | |
271 | while (i != item) | |
272 | { | |
273 | i++; | |
274 | current = current->NextInCycle(); | |
275 | } | |
276 | ||
277 | current->SetValue( true ); | |
278 | } | |
279 | ||
280 | // Shows or hides the entire radiobox | |
281 | // | |
282 | bool wxRadioBox::Show(bool show) | |
283 | { | |
284 | wxRadioButton *current; | |
285 | ||
286 | current = m_radioButtonCycle; | |
287 | for (unsigned int i=0; i<m_noItems; i++) | |
288 | { | |
289 | current->Show( show ); | |
290 | current = current->NextInCycle(); | |
291 | } | |
292 | ||
293 | wxControl::Show( show ); | |
294 | ||
295 | return true; | |
296 | } | |
297 | ||
298 | // Shows or hides the given button | |
299 | // | |
300 | bool wxRadioBox::Show(unsigned int item, bool show) | |
301 | { | |
302 | if (!IsValid( item )) | |
303 | return false; | |
304 | ||
305 | unsigned int i = 0; | |
306 | wxRadioButton *current = m_radioButtonCycle; | |
307 | while (i != item) | |
308 | { | |
309 | i++; | |
310 | current = current->NextInCycle(); | |
311 | } | |
312 | ||
313 | return current->Show( show ); | |
314 | } | |
315 | ||
316 | bool wxRadioBox::IsItemShown(unsigned int item) const | |
317 | { | |
318 | if (!IsValid( item )) | |
319 | return false; | |
320 | ||
321 | unsigned int i = 0; | |
322 | wxRadioButton *current = m_radioButtonCycle; | |
323 | while (i != item) | |
324 | { | |
325 | i++; | |
326 | current = current->NextInCycle(); | |
327 | } | |
328 | ||
329 | return current->IsShown(); | |
330 | } | |
331 | ||
332 | ||
333 | // Simulates the effect of the user issuing a command to the item | |
334 | // | |
335 | void wxRadioBox::Command( wxCommandEvent& event ) | |
336 | { | |
337 | SetSelection( event.GetInt() ); | |
338 | ProcessCommand( event ); | |
339 | } | |
340 | ||
341 | // Sets the selected button to receive keyboard input | |
342 | // | |
343 | void wxRadioBox::SetFocus() | |
344 | { | |
345 | wxRadioButton *current; | |
346 | ||
347 | current = m_radioButtonCycle; | |
348 | while (!current->GetValue()) | |
349 | { | |
350 | current = current->NextInCycle(); | |
351 | } | |
352 | ||
353 | current->SetFocus(); | |
354 | } | |
355 | ||
356 | // Simulates the effect of the user issuing a command to the item | |
357 | // | |
358 | #define RADIO_SIZE 20 | |
359 | ||
360 | void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) | |
361 | { | |
362 | int i; | |
363 | wxRadioButton *current; | |
364 | ||
365 | // define the position | |
366 | ||
367 | int x_current, y_current; | |
368 | int x_offset, y_offset; | |
369 | int widthOld, heightOld; | |
370 | ||
371 | GetSize( &widthOld, &heightOld ); | |
372 | GetPosition( &x_current, &y_current ); | |
373 | ||
374 | x_offset = x; | |
375 | y_offset = y; | |
376 | if (!(sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
377 | { | |
378 | if (x == wxDefaultCoord) | |
379 | x_offset = x_current; | |
380 | if (y == wxDefaultCoord) | |
381 | y_offset = y_current; | |
382 | } | |
383 | ||
384 | // define size | |
385 | int charWidth, charHeight; | |
386 | int maxWidth, maxHeight; | |
387 | int eachWidth[128], eachHeight[128]; | |
388 | int totWidth, totHeight; | |
389 | ||
390 | GetTextExtent( | |
391 | wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), | |
392 | &charWidth, &charHeight ); | |
393 | ||
394 | charWidth /= 52; | |
395 | ||
396 | maxWidth = -1; | |
397 | maxHeight = -1; | |
398 | for (unsigned int i = 0 ; i < m_noItems; i++) | |
399 | { | |
400 | GetTextExtent(GetString(i), &eachWidth[i], &eachHeight[i] ); | |
401 | eachWidth[i] = (int)(eachWidth[i] + RADIO_SIZE); | |
0c530e5a | 402 | eachHeight[i] = (int) eachHeight[i]; |
489468fe SC |
403 | |
404 | if (maxWidth < eachWidth[i]) | |
405 | maxWidth = eachWidth[i]; | |
406 | if (maxHeight < eachHeight[i]) | |
407 | maxHeight = eachHeight[i]; | |
408 | } | |
409 | ||
0c530e5a | 410 | totHeight = GetRowCount() * maxHeight + (GetRowCount() - 1) * maxHeight / 2; |
489468fe SC |
411 | totWidth = GetColumnCount() * (maxWidth + charWidth); |
412 | ||
413 | wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) ) ; | |
c6212a0c | 414 | |
489468fe SC |
415 | // change the width / height only when specified |
416 | if ( width == wxDefaultCoord ) | |
417 | { | |
418 | if ( sizeFlags & wxSIZE_AUTO_WIDTH ) | |
419 | width = sz.x; | |
420 | else | |
421 | width = widthOld; | |
422 | } | |
423 | ||
424 | if ( height == wxDefaultCoord ) | |
425 | { | |
426 | if ( sizeFlags & wxSIZE_AUTO_HEIGHT ) | |
427 | height = sz.y; | |
428 | else | |
429 | height = heightOld; | |
430 | } | |
431 | ||
432 | wxControl::DoSetSize( x_offset, y_offset, width, height, wxSIZE_AUTO ); | |
433 | ||
434 | // arrange radio buttons | |
435 | int x_start, y_start; | |
436 | ||
0c530e5a SC |
437 | x_start = ( width - sz.x ) / 2; |
438 | y_start = ( height - sz.y ) / 2; | |
489468fe SC |
439 | |
440 | x_offset = x_start; | |
441 | y_offset = y_start; | |
442 | ||
443 | current = m_radioButtonCycle; | |
444 | for (i = 0 ; i < (int)m_noItems; i++) | |
445 | { | |
446 | // not to do for the zero button! | |
447 | if ((i > 0) && ((i % GetMajorDim()) == 0)) | |
448 | { | |
449 | if (m_windowStyle & wxRA_SPECIFY_ROWS) | |
450 | { | |
451 | x_offset += maxWidth + charWidth; | |
452 | y_offset = y_start; | |
453 | } | |
454 | else | |
455 | { | |
456 | x_offset = x_start; | |
0c530e5a | 457 | y_offset += 3 * maxHeight / 2 ; //+ charHeight / 2 |
489468fe SC |
458 | } |
459 | } | |
460 | ||
461 | current->SetSize( x_offset, y_offset, eachWidth[i], eachHeight[i]); | |
462 | current = current->NextInCycle(); | |
463 | ||
464 | if (m_windowStyle & wxRA_SPECIFY_ROWS) | |
0c530e5a | 465 | y_offset += 3 * maxHeight / 2 ; // + charHeight / 2 |
489468fe SC |
466 | else |
467 | x_offset += maxWidth + charWidth; | |
468 | } | |
469 | } | |
470 | ||
471 | wxSize wxRadioBox::DoGetBestSize() const | |
472 | { | |
473 | int charWidth, charHeight; | |
474 | int maxWidth, maxHeight; | |
475 | int eachWidth, eachHeight; | |
476 | int totWidth, totHeight; | |
477 | ||
478 | wxFont font = GetFont(); // GetParent()->GetFont() | |
479 | GetTextExtent( | |
480 | wxT("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), | |
481 | &charWidth, &charHeight, NULL, NULL, &font ); | |
482 | ||
483 | charWidth /= 52; | |
484 | ||
485 | maxWidth = -1; | |
486 | maxHeight = -1; | |
487 | ||
488 | for (unsigned int i = 0 ; i < m_noItems; i++) | |
489 | { | |
490 | GetTextExtent(GetString(i), &eachWidth, &eachHeight, NULL, NULL, &font ); | |
491 | eachWidth = (int)(eachWidth + RADIO_SIZE); | |
0c530e5a | 492 | eachHeight = (int)eachHeight; |
489468fe SC |
493 | if (maxWidth < eachWidth) |
494 | maxWidth = eachWidth; | |
495 | if (maxHeight < eachHeight) | |
496 | maxHeight = eachHeight; | |
497 | } | |
498 | ||
0c530e5a | 499 | totHeight = GetRowCount() * maxHeight + (GetRowCount() - 1) * maxHeight / 2; |
489468fe SC |
500 | totWidth = GetColumnCount() * (maxWidth + charWidth); |
501 | ||
502 | wxSize sz = DoGetSizeFromClientSize( wxSize( totWidth, totHeight ) ); | |
503 | totWidth = sz.x; | |
504 | totHeight = sz.y; | |
c6212a0c | 505 | |
0c530e5a SC |
506 | // optimum size is an additional 5 pt border to all sides |
507 | totWidth += 10; | |
508 | totHeight += 10; | |
489468fe SC |
509 | |
510 | // handle radio box title as well | |
511 | GetTextExtent( GetLabel(), &eachWidth, NULL ); | |
512 | eachWidth = (int)(eachWidth + RADIO_SIZE) + 3 * charWidth; | |
513 | if (totWidth < eachWidth) | |
514 | totWidth = eachWidth; | |
515 | ||
516 | return wxSize( totWidth, totHeight ); | |
517 | } | |
518 | ||
bbd8f8af SC |
519 | bool wxRadioBox::SetFont(const wxFont& font) |
520 | { | |
521 | bool retval = wxWindowBase::SetFont( font ); | |
522 | ||
523 | // dont' update the native control, it has its own small font | |
524 | ||
525 | return retval; | |
526 | } | |
527 | ||
489468fe | 528 | #endif // wxUSE_RADIOBOX |