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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 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
13 | #pragma implementation "radiobox.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __VMS | |
20 | #define XtDisplay XTDISPLAY | |
21 | #endif | |
22 | ||
23 | #include "wx/defs.h" | |
24 | ||
25 | #include "wx/radiobox.h" | |
26 | #include "wx/utils.h" | |
27 | #include "wx/arrstr.h" | |
28 | ||
29 | #ifdef __VMS__ | |
30 | #pragma message disable nosimpint | |
31 | #endif | |
32 | #include <Xm/Label.h> | |
33 | #include <Xm/LabelG.h> | |
34 | #include <Xm/ToggleB.h> | |
35 | #include <Xm/ToggleBG.h> | |
36 | #include <Xm/RowColumn.h> | |
37 | #include <Xm/Frame.h> | |
38 | #ifdef __VMS__ | |
39 | #pragma message enable nosimpint | |
40 | #endif | |
41 | ||
42 | #include "wx/motif/private.h" | |
43 | ||
44 | void wxRadioBoxCallback (Widget w, XtPointer clientData, | |
45 | XmToggleButtonCallbackStruct * cbs); | |
46 | ||
47 | IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl) | |
48 | ||
49 | // Radio box item | |
50 | void wxRadioBox::Init() | |
51 | { | |
52 | m_selectedButton = -1; | |
53 | m_noItems = 0; | |
54 | m_noRowsOrCols = 0; | |
55 | m_majorDim = 0 ; | |
56 | } | |
57 | ||
58 | bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, | |
59 | const wxPoint& pos, const wxSize& size, | |
60 | int n, const wxString choices[], | |
61 | int majorDim, long style, | |
62 | const wxValidator& val, const wxString& name) | |
63 | { | |
64 | if( !CreateControl( parent, id, pos, size, style, val, name ) ) | |
65 | return false; | |
66 | ||
67 | m_noItems = n; | |
68 | m_noRowsOrCols = majorDim; | |
69 | ||
70 | if (majorDim==0) | |
71 | m_majorDim = n ; | |
72 | else | |
73 | m_majorDim = majorDim ; | |
74 | ||
75 | Widget parentWidget = (Widget) parent->GetClientWidget(); | |
76 | ||
77 | m_mainWidget = XtVaCreateWidget ("radioboxframe", | |
78 | xmFrameWidgetClass, parentWidget, | |
79 | XmNresizeHeight, True, | |
80 | XmNresizeWidth, True, | |
81 | NULL); | |
82 | ||
83 | wxString label1(wxStripMenuCodes(title)); | |
84 | ||
85 | WXFontType fontType = m_font.GetFontType(XtDisplay(parentWidget)); | |
86 | ||
87 | if (!label1.empty()) | |
88 | { | |
89 | wxXmString text(label1); | |
90 | m_labelWidget = (WXWidget) | |
91 | XtVaCreateManagedWidget( label1.c_str(), | |
92 | #if wxUSE_GADGETS | |
93 | style & wxCOLOURED ? xmLabelWidgetClass | |
94 | : xmLabelGadgetClass, | |
95 | (Widget)m_mainWidget, | |
96 | #else | |
97 | xmLabelWidgetClass, | |
98 | (Widget)m_mainWidget, | |
99 | #endif | |
100 | wxFont::GetFontTag(), fontType, | |
101 | XmNlabelString, text(), | |
102 | // XmNframeChildType is not in Motif 1.2, nor in Lesstif, | |
103 | // if it was compiled with 1.2 compatibility | |
104 | // TODO: check this still looks OK for Motif 1.2. | |
105 | #if (XmVersion > 1200) | |
106 | XmNframeChildType, XmFRAME_TITLE_CHILD, | |
107 | #else | |
108 | XmNchildType, XmFRAME_TITLE_CHILD, | |
109 | #endif | |
110 | XmNchildVerticalAlignment, | |
111 | XmALIGNMENT_CENTER, | |
112 | NULL); | |
113 | } | |
114 | ||
115 | Arg args[3]; | |
116 | ||
117 | m_majorDim = (n + m_majorDim - 1) / m_majorDim; | |
118 | ||
119 | XtSetArg (args[0], XmNorientation, ((style & wxHORIZONTAL) == wxHORIZONTAL ? | |
120 | XmHORIZONTAL : XmVERTICAL)); | |
121 | XtSetArg (args[1], XmNnumColumns, m_majorDim); | |
122 | XtSetArg (args[2], XmNadjustLast, False); | |
123 | ||
124 | Widget radioBoxWidget = | |
125 | XmCreateRadioBox ((Widget)m_mainWidget, "radioBoxWidget", args, 3); | |
126 | ||
127 | m_radioButtons.reserve(n); | |
128 | m_radioButtonLabels.reserve(n); | |
129 | ||
130 | int i; | |
131 | for (i = 0; i < n; i++) | |
132 | { | |
133 | wxString str(wxStripMenuCodes(choices[i])); | |
134 | m_radioButtonLabels.push_back(str); | |
135 | Widget radioItem = XtVaCreateManagedWidget (wxConstCast(str.c_str(), char), | |
136 | #if wxUSE_GADGETS | |
137 | xmToggleButtonGadgetClass, radioBoxWidget, | |
138 | #else | |
139 | xmToggleButtonWidgetClass, radioBoxWidget, | |
140 | #endif | |
141 | wxFont::GetFontTag(), fontType, | |
142 | NULL); | |
143 | m_radioButtons.push_back((WXWidget)radioItem); | |
144 | XtAddCallback (radioItem, XmNvalueChangedCallback, | |
145 | (XtCallbackProc) wxRadioBoxCallback, | |
146 | (XtPointer) this); | |
147 | } | |
148 | ||
149 | ChangeFont(false); | |
150 | ||
151 | SetSelection (0); | |
152 | ||
153 | XtRealizeWidget((Widget)m_mainWidget); | |
154 | XtManageChild (radioBoxWidget); | |
155 | XtManageChild ((Widget)m_mainWidget); | |
156 | ||
157 | AttachWidget (parent, m_mainWidget, NULL, pos.x, pos.y, size.x, size.y); | |
158 | ||
159 | ChangeBackgroundColour(); | |
160 | ||
161 | return true; | |
162 | } | |
163 | ||
164 | bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title, | |
165 | const wxPoint& pos, const wxSize& size, | |
166 | const wxArrayString& choices, | |
167 | int majorDim, long style, | |
168 | const wxValidator& val, const wxString& name) | |
169 | { | |
170 | wxCArrayString chs(choices); | |
171 | return Create(parent, id, title, pos, size, chs.GetCount(), | |
172 | chs.GetStrings(), majorDim, style, val, name); | |
173 | } | |
174 | ||
175 | wxRadioBox::~wxRadioBox() | |
176 | { | |
177 | DetachWidget(m_mainWidget); | |
178 | XtDestroyWidget((Widget) m_mainWidget); | |
179 | ||
180 | m_mainWidget = (WXWidget) 0; | |
181 | } | |
182 | ||
183 | void wxRadioBox::SetString(int item, const wxString& label) | |
184 | { | |
185 | if (!IsValid(item)) | |
186 | return; | |
187 | ||
188 | Widget widget = (Widget) m_radioButtons[item]; | |
189 | if (!label.empty()) | |
190 | { | |
191 | wxString label1(wxStripMenuCodes(label)); | |
192 | wxXmString text( label1 ); | |
193 | m_radioButtonLabels[item] = label1; | |
194 | XtVaSetValues (widget, | |
195 | XmNlabelString, text(), | |
196 | XmNlabelType, XmSTRING, | |
197 | NULL); | |
198 | } | |
199 | } | |
200 | ||
201 | int wxRadioBox::FindString(const wxString& s) const | |
202 | { | |
203 | int i; | |
204 | for (i = 0; i < m_noItems; i++) | |
205 | if (s == m_radioButtonLabels[i]) | |
206 | return i; | |
207 | return wxNOT_FOUND; | |
208 | } | |
209 | ||
210 | void wxRadioBox::SetSelection(int n) | |
211 | { | |
212 | if (!IsValid(n)) | |
213 | return; | |
214 | ||
215 | m_selectedButton = n; | |
216 | ||
217 | m_inSetValue = true; | |
218 | ||
219 | XmToggleButtonSetState ((Widget) m_radioButtons[n], True, False); | |
220 | ||
221 | int i; | |
222 | for (i = 0; i < m_noItems; i++) | |
223 | if (i != n) | |
224 | XmToggleButtonSetState ((Widget) m_radioButtons[i], False, False); | |
225 | ||
226 | m_inSetValue = false; | |
227 | } | |
228 | ||
229 | // Get single selection, for single choice list items | |
230 | int wxRadioBox::GetSelection() const | |
231 | { | |
232 | return m_selectedButton; | |
233 | } | |
234 | ||
235 | // Find string for position | |
236 | wxString wxRadioBox::GetString(int n) const | |
237 | { | |
238 | if (!IsValid(n)) | |
239 | return wxEmptyString; | |
240 | return m_radioButtonLabels[n]; | |
241 | } | |
242 | ||
243 | void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags) | |
244 | { | |
245 | bool managed = XtIsManaged((Widget) m_mainWidget); | |
246 | ||
247 | if (managed) | |
248 | XtUnmanageChild ((Widget) m_mainWidget); | |
249 | ||
250 | int xx = x; int yy = y; | |
251 | AdjustForParentClientOrigin(xx, yy, sizeFlags); | |
252 | ||
253 | if (x > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
254 | XtVaSetValues ((Widget) m_mainWidget, XmNx, xx, NULL); | |
255 | if (y > -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
256 | XtVaSetValues ((Widget) m_mainWidget, XmNy, yy, NULL); | |
257 | ||
258 | if (width > 0) | |
259 | XtVaSetValues ((Widget) m_mainWidget, XmNwidth, width, NULL); | |
260 | if (height > 0) | |
261 | XtVaSetValues ((Widget) m_mainWidget, XmNheight, height, NULL); | |
262 | ||
263 | if (managed) | |
264 | XtManageChild ((Widget) m_mainWidget); | |
265 | } | |
266 | ||
267 | // Enable a specific button | |
268 | bool wxRadioBox::Enable(int n, bool enable) | |
269 | { | |
270 | if (!IsValid(n)) | |
271 | return false; | |
272 | ||
273 | XtSetSensitive ((Widget) m_radioButtons[n], (Boolean) enable); | |
274 | return true; | |
275 | } | |
276 | ||
277 | // Enable all controls | |
278 | bool wxRadioBox::Enable(bool enable) | |
279 | { | |
280 | if ( !wxControl::Enable(enable) ) | |
281 | return false; | |
282 | ||
283 | int i; | |
284 | for (i = 0; i < m_noItems; i++) | |
285 | XtSetSensitive ((Widget) m_radioButtons[i], (Boolean) enable); | |
286 | ||
287 | return true; | |
288 | } | |
289 | ||
290 | bool wxRadioBox::Show(bool show) | |
291 | { | |
292 | // TODO: show/hide all children | |
293 | return wxControl::Show(show); | |
294 | } | |
295 | ||
296 | // Show a specific button | |
297 | bool wxRadioBox::Show(int n, bool show) | |
298 | { | |
299 | // This method isn't complete, and we try do do our best... | |
300 | // It's main purpose isn't for allowing Show/Unshow dynamically, | |
301 | // but rather to provide a way to design wxRadioBox such: | |
302 | // | |
303 | // o Val1 o Val2 o Val3 | |
304 | // o Val4 o Val6 | |
305 | // o Val7 o Val8 o Val9 | |
306 | // | |
307 | // In my case, this is a 'direction' box, and the Show(5,False) is | |
308 | // coupled with an Enable(5,False) | |
309 | // | |
310 | if (!IsValid(n)) | |
311 | return false; | |
312 | ||
313 | XtVaSetValues ((Widget) m_radioButtons[n], | |
314 | XmNindicatorOn, (unsigned char) show, | |
315 | NULL); | |
316 | ||
317 | // Please note that this is all we can do: removing the label | |
318 | // if switching to unshow state. However, when switching | |
319 | // to the on state, it's the prog. resp. to call SetString(item,...) | |
320 | // after this call!! | |
321 | if (!show) | |
322 | wxRadioBox::SetString (n, " "); | |
323 | ||
324 | return true; | |
325 | } | |
326 | ||
327 | // For single selection items only | |
328 | wxString wxRadioBox::GetStringSelection () const | |
329 | { | |
330 | int sel = GetSelection (); | |
331 | if (sel > -1) | |
332 | return this->GetString (sel); | |
333 | else | |
334 | return wxEmptyString; | |
335 | } | |
336 | ||
337 | bool wxRadioBox::SetStringSelection (const wxString& s) | |
338 | { | |
339 | int sel = FindString (s); | |
340 | if (sel > -1) | |
341 | { | |
342 | SetSelection (sel); | |
343 | return true; | |
344 | } | |
345 | else | |
346 | return false; | |
347 | } | |
348 | ||
349 | void wxRadioBox::Command (wxCommandEvent & event) | |
350 | { | |
351 | SetSelection (event.GetInt()); | |
352 | ProcessCommand (event); | |
353 | } | |
354 | ||
355 | void wxRadioBox::ChangeFont(bool keepOriginalSize) | |
356 | { | |
357 | wxWindow::ChangeFont(keepOriginalSize); | |
358 | ||
359 | WXFontType fontType = | |
360 | m_font.GetFontType(XtDisplay((Widget) GetTopWidget())); | |
361 | ||
362 | int i; | |
363 | for (i = 0; i < m_noItems; i++) | |
364 | { | |
365 | WXWidget radioButton = m_radioButtons[i]; | |
366 | ||
367 | XtVaSetValues ((Widget) radioButton, | |
368 | wxFont::GetFontTag(), fontType, | |
369 | NULL); | |
370 | } | |
371 | } | |
372 | ||
373 | void wxRadioBox::ChangeBackgroundColour() | |
374 | { | |
375 | wxWindow::ChangeBackgroundColour(); | |
376 | ||
377 | int selectPixel = wxBLACK->AllocColour(XtDisplay((Widget)m_mainWidget)); | |
378 | ||
379 | int i; | |
380 | for (i = 0; i < m_noItems; i++) | |
381 | { | |
382 | WXWidget radioButton = m_radioButtons[i]; | |
383 | ||
384 | wxDoChangeBackgroundColour(radioButton, m_backgroundColour, true); | |
385 | ||
386 | XtVaSetValues ((Widget) radioButton, | |
387 | XmNselectColor, selectPixel, | |
388 | NULL); | |
389 | } | |
390 | } | |
391 | ||
392 | void wxRadioBox::ChangeForegroundColour() | |
393 | { | |
394 | wxWindow::ChangeForegroundColour(); | |
395 | ||
396 | int i; | |
397 | for (i = 0; i < m_noItems; i++) | |
398 | { | |
399 | WXWidget radioButton = m_radioButtons[i]; | |
400 | ||
401 | wxDoChangeForegroundColour(radioButton, m_foregroundColour); | |
402 | } | |
403 | } | |
404 | ||
405 | static int CalcOtherDim( int items, int dim ) | |
406 | { | |
407 | return items / dim + ( items % dim ? 1 : 0 ); | |
408 | } | |
409 | ||
410 | int wxRadioBox::GetRowCount() const | |
411 | { | |
412 | return m_windowStyle & wxRA_SPECIFY_ROWS ? m_noRowsOrCols | |
413 | : CalcOtherDim( GetCount(), m_noRowsOrCols ); | |
414 | } | |
415 | ||
416 | int wxRadioBox::GetColumnCount() const | |
417 | { | |
418 | return m_windowStyle & wxRA_SPECIFY_COLS ? m_noRowsOrCols | |
419 | : CalcOtherDim( GetCount(), m_noRowsOrCols ); | |
420 | } | |
421 | ||
422 | void wxRadioBoxCallback (Widget w, XtPointer clientData, | |
423 | XmToggleButtonCallbackStruct * cbs) | |
424 | { | |
425 | if (!cbs->set) | |
426 | return; | |
427 | ||
428 | wxRadioBox *item = (wxRadioBox *) clientData; | |
429 | int sel = -1; | |
430 | int i; | |
431 | const wxWidgetArray& buttons = item->GetRadioButtons(); | |
432 | for (i = 0; i < item->GetCount(); i++) | |
433 | if (((Widget)buttons[i]) == w) | |
434 | sel = i; | |
435 | item->SetSel(sel); | |
436 | ||
437 | if (item->InSetValue()) | |
438 | return; | |
439 | ||
440 | wxCommandEvent event (wxEVT_COMMAND_RADIOBOX_SELECTED, item->GetId()); | |
441 | event.SetInt(sel); | |
442 | event.SetString(item->GetStringSelection()); | |
443 | event.SetEventObject(item); | |
444 | item->ProcessCommand (event); | |
445 | } | |
446 |