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