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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: radiobox.cpp | |
3 | // Purpose: wxRadioBox | |
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 "radiobox.h" | |
14 | #endif | |
15 | ||
16 | #ifdef __VMS | |
17 | #define XtDisplay XTDISPLAY | |
18 | #endif | |
19 | ||
20 | #include "wx/radiobox.h" | |
21 | #include "wx/utils.h" | |
22 | ||
23 | #ifdef __VMS__ | |
24 | #pragma message disable nosimpint | |
25 | #endif | |
26 | #include <Xm/Label.h> | |
27 | #include <Xm/LabelG.h> | |
28 | #include <Xm/ToggleB.h> | |
29 | #include <Xm/ToggleBG.h> | |
30 | #include <Xm/RowColumn.h> | |
31 | #include <Xm/Form.h> | |
32 | #include <Xm/Frame.h> | |
33 | #ifdef __VMS__ | |
34 | #pragma message enable nosimpint | |
35 | #endif | |
36 | ||
37 | #include "wx/motif/private.h" | |
38 | ||
39 | void wxRadioBoxCallback (Widget w, XtPointer clientData, | |
40 | XmToggleButtonCallbackStruct * cbs); | |
41 | ||
42 | IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) | |
43 | ||
44 | // Radio box item | |
45 | wxRadioBox::wxRadioBox() | |
46 | { | |
47 | m_selectedButton = -1; | |
48 | m_noItems = 0; | |
49 | m_noRowsOrCols = 0; | |
50 | m_majorDim = 0 ; | |
51 | ||
52 | m_formWidget = (WXWidget) 0; | |
53 | m_frameWidget = (WXWidget) 0; | |
54 | m_labelWidget = (WXWidget) 0; | |
55 | m_radioButtons = (WXWidget*) NULL; | |
56 | m_radioButtonLabels = (wxString*) NULL; | |
57 | } | |
58 | ||
59 | bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, | |
60 | const wxPoint& pos, const wxSize& size, | |
61 | int n, const wxString choices[], | |
62 | int majorDim, long style, | |
63 | const wxValidator& val, const wxString& name) | |
64 | { | |
65 | m_selectedButton = -1; | |
66 | m_noItems = n; | |
67 | m_formWidget = (WXWidget) 0; | |
68 | m_frameWidget = (WXWidget) 0; | |
69 | m_labelWidget = (WXWidget) 0; | |
70 | m_radioButtons = (WXWidget*) NULL; | |
71 | m_radioButtonLabels = (wxString*) NULL; | |
72 | m_backgroundColour = parent->GetBackgroundColour(); | |
73 | m_foregroundColour = parent->GetForegroundColour(); | |
74 | m_font = parent->GetFont(); | |
75 | ||
76 | SetName(name); | |
77 | SetValidator(val); | |
78 | ||
79 | parent->AddChild(this); | |
80 | ||
81 | m_windowStyle = (long&)style; | |
82 | ||
83 | if (id == -1) | |
84 | m_windowId = NewControlId(); | |
85 | else | |
86 | m_windowId = id; | |
87 | ||
88 | m_noRowsOrCols = majorDim; | |
89 | ||
90 | if (majorDim==0) | |
91 | m_majorDim = n ; | |
92 | else | |
93 | m_majorDim = majorDim ; | |
94 | ||
95 | Widget parentWidget = (Widget) parent->GetClientWidget(); | |
96 | ||
97 | wxString label1(wxStripMenuCodes(title)); | |
98 | ||
99 | Widget formWidget = XtVaCreateManagedWidget (name.c_str(), | |
100 | xmFormWidgetClass, parentWidget, | |
101 | XmNmarginHeight, 0, | |
102 | XmNmarginWidth, 0, | |
103 | NULL); | |
104 | ||
105 | m_formWidget = (WXWidget) formWidget; | |
106 | ||
107 | XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay(parentWidget)); | |
108 | if (label1 != "") | |
109 | { | |
110 | wxXmString text(label1); | |
111 | (void)XtVaCreateManagedWidget(label1.c_str(), | |
112 | #if wxUSE_GADGETS | |
113 | style & wxCOLOURED ? xmLabelWidgetClass | |
114 | : xmLabelGadgetClass, | |
115 | formWidget, | |
116 | #else | |
117 | xmLabelWidgetClass, formWidget, | |
118 | #endif | |
119 | XmNfontList, fontList, | |
120 | XmNlabelString, text(), | |
121 | NULL); | |
122 | } | |
123 | ||
124 | Widget frameWidget = XtVaCreateManagedWidget ("frame", | |
125 | xmFrameWidgetClass, formWidget, | |
126 | XmNshadowType, XmSHADOW_IN, | |
127 | // XmNmarginHeight, 0, | |
128 | // XmNmarginWidth, 0, | |
129 | NULL); | |
130 | ||
131 | m_frameWidget = (WXWidget) frameWidget; | |
132 | ||
133 | Arg args[3]; | |
134 | ||
135 | m_majorDim = (n + m_majorDim - 1) / m_majorDim; | |
136 | ||
137 | XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ? | |
138 | XmHORIZONTAL : XmVERTICAL)); | |
139 | XtSetArg (args[1], XmNnumColumns, m_majorDim); | |
140 | ||
141 | Widget radioBoxWidget = XmCreateRadioBox (frameWidget, "radioBoxWidget", args, 2); | |
142 | m_mainWidget = (WXWidget) radioBoxWidget; | |
143 | ||
144 | ||
145 | if (m_labelWidget) | |
146 | XtVaSetValues ((Widget) m_labelWidget, | |
147 | XmNtopAttachment, XmATTACH_FORM, | |
148 | XmNleftAttachment, XmATTACH_FORM, | |
149 | XmNalignment, XmALIGNMENT_BEGINNING, | |
150 | NULL); | |
151 | ||
152 | XtVaSetValues (radioBoxWidget, | |
153 | XmNtopAttachment, m_labelWidget ? XmATTACH_WIDGET : XmATTACH_FORM, | |
154 | XmNtopWidget, m_labelWidget ? (Widget) m_labelWidget : formWidget, | |
155 | XmNbottomAttachment, XmATTACH_FORM, | |
156 | XmNleftAttachment, XmATTACH_FORM, | |
157 | XmNrightAttachment, XmATTACH_FORM, | |
158 | NULL); | |
159 | ||
160 | // if (style & wxFLAT) | |
161 | // XtVaSetValues (radioBoxWidget, XmNborderWidth, 1, NULL); | |
162 | ||
163 | m_radioButtons = new WXWidget[n]; | |
164 | m_radioButtonLabels = new wxString[n]; | |
165 | int i; | |
166 | for (i = 0; i < n; i++) | |
167 | { | |
168 | wxString str(wxStripMenuCodes(choices[i])); | |
169 | m_radioButtonLabels[i] = str; | |
170 | m_radioButtons[i] = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) str, | |
171 | #if wxUSE_GADGETS | |
172 | xmToggleButtonGadgetClass, radioBoxWidget, | |
173 | #else | |
174 | xmToggleButtonWidgetClass, radioBoxWidget, | |
175 | #endif | |
176 | XmNfontList, fontList, | |
177 | NULL); | |
178 | #ifdef __VMS__ | |
179 | #pragma message disable voiincconext | |
180 | // VMS gives here the compiler warning: | |
181 | // conversion from pointer to function to void* permitted | |
182 | // as an extension | |
183 | #endif | |
184 | XtAddCallback ((Widget) m_radioButtons[i], XmNvalueChangedCallback, (XtCallbackProc) wxRadioBoxCallback, | |
185 | (XtCallbackProc) this); | |
186 | #ifdef __VMS__ | |
187 | #pragma message enable voiincconext | |
188 | #endif | |
189 | ||
190 | } | |
191 | SetSelection (0); | |
192 | ||
193 | m_font = parent->GetFont(); | |
194 | ChangeFont(FALSE); | |
195 | ||
196 | // XtManageChild((Widget) m_formWidget); | |
197 | XtManageChild (radioBoxWidget); | |
198 | ||
199 | SetCanAddEventHandler(TRUE); | |
200 | AttachWidget (parent, m_mainWidget, m_formWidget, pos.x, pos.y, size.x, size.y); | |
201 | ||
202 | ChangeBackgroundColour(); | |
203 | ||
204 | return TRUE; | |
205 | } | |
206 | ||
207 | ||
208 | wxRadioBox::~wxRadioBox() | |
209 | { | |
210 | delete[] m_radioButtonLabels; | |
211 | delete[] m_radioButtons; | |
212 | ||
213 | DetachWidget(m_formWidget); | |
214 | DetachWidget(m_mainWidget); | |
215 | ||
216 | if (m_labelWidget) | |
217 | XtDestroyWidget((Widget) m_labelWidget); | |
218 | XtDestroyWidget((Widget) m_mainWidget); | |
219 | XtDestroyWidget((Widget) m_formWidget); | |
220 | ||
221 | m_mainWidget = (WXWidget) 0; | |
222 | m_formWidget = (WXWidget) 0; | |
223 | m_labelWidget = (WXWidget) 0; | |
224 | } | |
225 | ||
226 | wxString wxRadioBox::GetLabel(int item) const | |
227 | { | |
228 | if (item < 0 || item >= m_noItems) | |
229 | return wxEmptyString; | |
230 | ||
231 | Widget widget = (Widget) m_radioButtons[item]; | |
232 | XmString text; | |
233 | char *s; | |
234 | XtVaGetValues (widget, | |
235 | XmNlabelString, &text, | |
236 | NULL); | |
237 | ||
238 | if (XmStringGetLtoR (text, XmSTRING_DEFAULT_CHARSET, &s)) | |
239 | { | |
240 | // Should we free 'text'??? | |
241 | XmStringFree(text); | |
242 | wxString str(s); | |
243 | XtFree (s); | |
244 | return str; | |
245 | } | |
246 | else | |
247 | { | |
248 | XmStringFree(text); | |
249 | return wxEmptyString; | |
250 | } | |
251 | } | |
252 | ||
253 | void wxRadioBox::SetLabel(int item, const wxString& label) | |
254 | { | |
255 | if (item < 0 || item >= m_noItems) | |
256 | return; | |
257 | ||
258 | Widget widget = (Widget) m_radioButtons[item]; | |
259 | if (label != "") | |
260 | { | |
261 | wxString label1(wxStripMenuCodes(label)); | |
262 | XmString text = XmStringCreateSimple ((char*) (const char*) label1); | |
263 | XtVaSetValues (widget, | |
264 | XmNlabelString, text, | |
265 | XmNlabelType, XmSTRING, | |
266 | NULL); | |
267 | XmStringFree (text); | |
268 | } | |
269 | } | |
270 | ||
271 | int wxRadioBox::FindString(const wxString& s) const | |
272 | { | |
273 | int i; | |
274 | for (i = 0; i < m_noItems; i++) | |
275 | if (s == m_radioButtonLabels[i]) | |
276 | return i; | |
277 | return -1; | |
278 | } | |
279 | ||
280 | void wxRadioBox::SetSelection(int n) | |
281 | { | |
282 | if ((n < 0) || (n >= m_noItems)) | |
283 | return; | |
284 | ||
285 | m_selectedButton = n; | |
286 | ||
287 | m_inSetValue = TRUE; | |
288 | ||
289 | XmToggleButtonSetState ((Widget) m_radioButtons[n], TRUE, FALSE); | |
290 | ||
291 | int i; | |
292 | for (i = 0; i < m_noItems; i++) | |
293 | if (i != n) | |
294 | XmToggleButtonSetState ((Widget) m_radioButtons[i], FALSE, FALSE); | |
295 | ||
296 | m_inSetValue = FALSE; | |
297 | } | |
298 | ||
299 | // Get single selection, for single choice list items | |
300 | int wxRadioBox::GetSelection() const | |
301 | { | |
302 | return m_selectedButton; | |
303 | } | |
304 | ||
305 | // Find string for position | |
306 | wxString wxRadioBox::GetString(int n) const | |
307 | { | |
308 | if ((n < 0) || (n >= m_noItems)) | |
309 | return wxEmptyString; | |
310 | return m_radioButtonLabels[n]; | |
311 | } | |
312 | ||
313 | void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) | |
314 | { | |
315 | bool managed = XtIsManaged((Widget) m_formWidget); | |
316 | ||
317 | if (managed) | |
318 | XtUnmanageChild ((Widget) m_formWidget); | |
319 | ||
320 | int xx = x; int yy = y; | |
321 | AdjustForParentClientOrigin(xx, yy, sizeFlags); | |
322 | ||
323 | if (x > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
324 | XtVaSetValues ((Widget) m_formWidget, XmNleftAttachment, XmATTACH_SELF, | |
325 | XmNx, xx, NULL); | |
326 | if (y > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
327 | XtVaSetValues ((Widget) m_formWidget, XmNtopAttachment, XmATTACH_SELF, | |
328 | XmNy, yy, NULL); | |
329 | ||
330 | // Must set the actual RadioBox to be desired size MINUS label size | |
331 | Dimension labelWidth = 0, labelHeight = 0, actualWidth = 0, actualHeight = 0; | |
332 | ||
333 | if (m_labelWidget) | |
334 | XtVaGetValues ((Widget) m_labelWidget, XmNwidth, &labelWidth, XmNheight, &labelHeight, NULL); | |
335 | ||
336 | actualWidth = width; | |
337 | actualHeight = height - labelHeight; | |
338 | ||
339 | if (width > -1) | |
340 | { | |
341 | XtVaSetValues ((Widget) m_mainWidget, XmNwidth, actualWidth, NULL); | |
342 | } | |
343 | if (height > -1) | |
344 | { | |
345 | XtVaSetValues ((Widget) m_mainWidget, XmNheight, actualHeight, NULL); | |
346 | } | |
347 | if (managed) | |
348 | XtManageChild ((Widget) m_formWidget); | |
349 | } | |
350 | ||
351 | // Enable a specific button | |
352 | void wxRadioBox::Enable(int n, bool enable) | |
353 | { | |
354 | if ((n < 0) || (n >= m_noItems)) | |
355 | return; | |
356 | ||
357 | XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable); | |
358 | } | |
359 | ||
360 | // Enable all controls | |
361 | bool wxRadioBox::Enable(bool enable) | |
362 | { | |
363 | if ( !wxControl::Enable(enable) ) | |
364 | return FALSE; | |
365 | ||
366 | int i; | |
367 | for (i = 0; i < m_noItems; i++) | |
368 | XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable); | |
369 | ||
370 | return TRUE; | |
371 | } | |
372 | ||
373 | bool wxRadioBox::Show(bool show) | |
374 | { | |
375 | // TODO: show/hide all children | |
376 | return wxControl::Show(show); | |
377 | } | |
378 | ||
379 | // Show a specific button | |
380 | void wxRadioBox::Show(int n, bool show) | |
381 | { | |
382 | // This method isn't complete, and we try do do our best... | |
383 | // It's main purpose isn't for allowing Show/Unshow dynamically, | |
384 | // but rather to provide a way to design wxRadioBox such: | |
385 | // | |
386 | // o Val1 o Val2 o Val3 | |
387 | // o Val4 o Val6 | |
388 | // o Val7 o Val8 o Val9 | |
389 | // | |
390 | // In my case, this is a 'direction' box, and the Show(5,False) is | |
391 | // coupled with an Enable(5,False) | |
392 | // | |
393 | if ((n < 0) || (n >= m_noItems)) | |
394 | return; | |
395 | ||
396 | XtVaSetValues ((Widget) m_radioButtons[n], | |
397 | XmNindicatorOn, (unsigned char) show, | |
398 | NULL); | |
399 | ||
400 | // Please note that this is all we can do: removing the label | |
401 | // if switching to unshow state. However, when switching | |
402 | // to the on state, it's the prog. resp. to call SetLabel(item,...) | |
403 | // after this call!! | |
404 | if (!show) | |
405 | wxRadioBox::SetLabel (n, " "); | |
406 | } | |
407 | ||
408 | // For single selection items only | |
409 | wxString wxRadioBox::GetStringSelection () const | |
410 | { | |
411 | int sel = GetSelection (); | |
412 | if (sel > -1) | |
413 | return this->GetString (sel); | |
414 | else | |
415 | return wxString(""); | |
416 | } | |
417 | ||
418 | bool wxRadioBox::SetStringSelection (const wxString& s) | |
419 | { | |
420 | int sel = FindString (s); | |
421 | if (sel > -1) | |
422 | { | |
423 | SetSelection (sel); | |
424 | return TRUE; | |
425 | } | |
426 | else | |
427 | return FALSE; | |
428 | } | |
429 | ||
430 | void wxRadioBox::Command (wxCommandEvent & event) | |
431 | { | |
432 | SetSelection (event.m_commandInt); | |
433 | ProcessCommand (event); | |
434 | } | |
435 | ||
436 | void wxRadioBox::ChangeFont(bool keepOriginalSize) | |
437 | { | |
438 | wxWindow::ChangeFont(keepOriginalSize); | |
439 | ||
440 | XmFontList fontList = (XmFontList) m_font.GetFontList(1.0, XtDisplay((Widget) GetTopWidget())); | |
441 | ||
442 | int i; | |
443 | for (i = 0; i < m_noItems; i++) | |
444 | { | |
445 | WXWidget radioButton = m_radioButtons[i]; | |
446 | ||
447 | XtVaSetValues ((Widget) radioButton, | |
448 | XmNfontList, fontList, | |
449 | XmNtopAttachment, XmATTACH_FORM, | |
450 | NULL); | |
451 | } | |
452 | } | |
453 | ||
454 | void wxRadioBox::ChangeBackgroundColour() | |
455 | { | |
456 | wxWindow::ChangeBackgroundColour(); | |
457 | ||
458 | DoChangeBackgroundColour((Widget) m_frameWidget, m_backgroundColour); | |
459 | ||
460 | int selectPixel = wxBLACK->AllocColour(wxGetDisplay()); | |
461 | ||
462 | int i; | |
463 | for (i = 0; i < m_noItems; i++) | |
464 | { | |
465 | WXWidget radioButton = m_radioButtons[i]; | |
466 | ||
467 | DoChangeBackgroundColour(radioButton, m_backgroundColour, TRUE); | |
468 | ||
469 | XtVaSetValues ((Widget) radioButton, | |
470 | XmNselectColor, selectPixel, | |
471 | NULL); | |
472 | } | |
473 | } | |
474 | ||
475 | void wxRadioBox::ChangeForegroundColour() | |
476 | { | |
477 | wxWindow::ChangeForegroundColour(); | |
478 | ||
479 | int i; | |
480 | for (i = 0; i < m_noItems; i++) | |
481 | { | |
482 | WXWidget radioButton = m_radioButtons[i]; | |
483 | ||
484 | DoChangeForegroundColour(radioButton, m_foregroundColour); | |
485 | } | |
486 | } | |
487 | ||
488 | void wxRadioBoxCallback (Widget w, XtPointer clientData, | |
489 | XmToggleButtonCallbackStruct * cbs) | |
490 | { | |
491 | if (!cbs->set) | |
492 | return; | |
493 | ||
494 | wxRadioBox *item = (wxRadioBox *) clientData; | |
495 | int sel = -1; | |
496 | int i; | |
497 | for (i = 0; i < item->Number(); i++) | |
498 | if (item->GetRadioButtons() && ((Widget) (item->GetRadioButtons()[i]) == w)) | |
499 | sel = i; | |
500 | item->SetSel(sel); | |
501 | ||
502 | if (item->InSetValue()) | |
503 | return; | |
504 | ||
505 | wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId()); | |
506 | event.m_commandInt = sel; | |
507 | event.SetEventObject(item); | |
508 | item->ProcessCommand (event); | |
509 | } | |
510 |