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2bda0e17 1/////////////////////////////////////////////////////////////////////////////
faa49bfd 2// Name: src/msw/radiobox.cpp
3ca6a5f0 3// Purpose: wxRadioBox implementation
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4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
6c9a19aa 8// Copyright: (c) Julian Smart
65571936 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12// ===========================================================================
13// declarations
14// ===========================================================================
15
16// ---------------------------------------------------------------------------
17// headers
18// ---------------------------------------------------------------------------
19
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20// For compilers that support precompilation, includes "wx.h".
21#include "wx/wxprec.h"
22
23#ifdef __BORLANDC__
da07e033 24 #pragma hdrstop
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25#endif
26
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27#if wxUSE_RADIOBOX
28
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29#include "wx/radiobox.h"
30
2bda0e17 31#ifndef WX_PRECOMP
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32 #include "wx/bitmap.h"
33 #include "wx/brush.h"
f6bcfd97 34 #include "wx/settings.h"
381dd4bf 35 #include "wx/log.h"
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36#endif
37
bd0a76e2 38#include "wx/msw/subwin.h"
2bda0e17 39
f048e32f 40#if wxUSE_TOOLTIPS
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41 #include "wx/tooltip.h"
42#endif // wxUSE_TOOLTIPS
43
3ff066a4 44// TODO: wxCONSTRUCTOR
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45#if 0 // wxUSE_EXTENDED_RTTI
46WX_DEFINE_FLAGS( wxRadioBoxStyle )
47
3ff066a4 48wxBEGIN_FLAGS( wxRadioBoxStyle )
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49 // new style border flags, we put them first to
50 // use them for streaming out
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51 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
52 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
53 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
54 wxFLAGS_MEMBER(wxBORDER_RAISED)
55 wxFLAGS_MEMBER(wxBORDER_STATIC)
56 wxFLAGS_MEMBER(wxBORDER_NONE)
4d08943e 57
bc9fb572 58 // old style border flags
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59 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
60 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
61 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
62 wxFLAGS_MEMBER(wxRAISED_BORDER)
63 wxFLAGS_MEMBER(wxSTATIC_BORDER)
cb0afb26 64 wxFLAGS_MEMBER(wxBORDER)
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65
66 // standard window styles
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67 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
68 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
69 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
70 wxFLAGS_MEMBER(wxWANTS_CHARS)
cb0afb26 71 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
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72 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
73 wxFLAGS_MEMBER(wxVSCROLL)
74 wxFLAGS_MEMBER(wxHSCROLL)
75
76 wxFLAGS_MEMBER(wxRA_SPECIFY_COLS)
77 wxFLAGS_MEMBER(wxRA_HORIZONTAL)
78 wxFLAGS_MEMBER(wxRA_SPECIFY_ROWS)
79 wxFLAGS_MEMBER(wxRA_VERTICAL)
80
81wxEND_FLAGS( wxRadioBoxStyle )
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82
83IMPLEMENT_DYNAMIC_CLASS_XTI(wxRadioBox, wxControl,"wx/radiobox.h")
84
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85wxBEGIN_PROPERTIES_TABLE(wxRadioBox)
86 wxEVENT_PROPERTY( Select , wxEVT_COMMAND_RADIOBOX_SELECTED , wxCommandEvent )
87 wxPROPERTY_FLAGS( WindowStyle , wxRadioBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
88wxEND_PROPERTIES_TABLE()
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89
90#else
d3acd369 91IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
bc9fb572 92#endif
2bda0e17 93
066f1b7a 94/*
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95 selection
96 content
97 label
98 dimension
99 item
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100*/
101
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102// ---------------------------------------------------------------------------
103// private functions
104// ---------------------------------------------------------------------------
105
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106// wnd proc for radio buttons
107LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd,
108 UINT message,
109 WPARAM wParam,
110 LPARAM lParam);
111
112// ---------------------------------------------------------------------------
113// global vars
114// ---------------------------------------------------------------------------
115
116// the pointer to standard radio button wnd proc
457e6c54 117static WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL;
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118
119// ===========================================================================
120// implementation
121// ===========================================================================
122
123// ---------------------------------------------------------------------------
bd0a76e2 124// wxRadioBox creation
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125// ---------------------------------------------------------------------------
126
2bda0e17 127// Radio box item
bd0a76e2 128void wxRadioBox::Init()
2bda0e17 129{
bd0a76e2 130 m_selectedButton = wxNOT_FOUND;
da07e033 131 m_radioButtons = NULL;
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132 m_radioWidth = NULL;
133 m_radioHeight = NULL;
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134}
135
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136bool wxRadioBox::Create(wxWindow *parent,
137 wxWindowID id,
138 const wxString& title,
139 const wxPoint& pos,
140 const wxSize& size,
141 int n,
142 const wxString choices[],
143 int majorDim,
144 long style,
145 const wxValidator& val,
146 const wxString& name)
2bda0e17 147{
f048e32f 148 // common initialization
bd0a76e2 149 if ( !wxStaticBox::Create(parent, id, title, pos, size, style, name) )
4d08943e 150 return false;
2bda0e17 151
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152#if wxUSE_VALIDATORS
153 SetValidator(val);
154#else
155 wxUnusedVar(val);
156#endif // wxUSE_VALIDATORS/!wxUSE_VALIDATORS
da07e033 157
bd0a76e2 158 m_radioButtons = new wxSubwindows(n);
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159 m_radioWidth = new int[n];
160 m_radioHeight = new int[n];
f048e32f 161
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162 for ( int i = 0; i < n; i++ )
163 {
164 m_radioWidth[i] =
4d08943e 165 m_radioHeight[i] = wxDefaultCoord;
d3acd369 166 long styleBtn = BS_AUTORADIOBUTTON | WS_TABSTOP | WS_CHILD | WS_VISIBLE;
1f621c2f 167 if ( i == 0 )
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168 styleBtn |= WS_GROUP;
169
da07e033 170 long newId = NewControlId();
da07e033 171
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172 HWND hwndBtn = ::CreateWindow(_T("BUTTON"),
173 choices[i],
174 styleBtn,
175 0, 0, 0, 0, // will be set in SetSize()
99c613c5 176 GetHwndOf(parent),
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177 (HMENU)newId,
178 wxGetInstance(),
e373f51b 179 NULL);
2bda0e17 180
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181 if ( !hwndBtn )
182 {
f6bcfd97 183 wxLogLastError(wxT("CreateWindow(radio btn)"));
f048e32f 184
4d08943e 185 return false;
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186 }
187
bd0a76e2 188 (*m_radioButtons)[i] = hwndBtn;
42e69d6b 189
e373f51b 190 SubclassRadioButton((WXHWND)hwndBtn);
2bda0e17 191
f048e32f 192 m_subControls.Add(newId);
da07e033 193 }
e373f51b 194
da07e033 195 // Create a dummy radio control to end the group.
f048e32f 196 (void)::CreateWindow(_T("BUTTON"),
fda7962d 197 wxEmptyString,
f048e32f 198 WS_GROUP | BS_AUTORADIOBUTTON | WS_CHILD,
99c613c5 199 0, 0, 0, 0, GetHwndOf(parent),
e373f51b 200 (HMENU)NewControlId(), wxGetInstance(), NULL);
2bda0e17 201
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202 m_radioButtons->SetFont(GetFont());
203
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204#ifdef __WXWINCE__
205 // Set the z-order correctly
d26e1ab2 206 SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
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207#endif
208
f3984afa 209 SetMajorDim(majorDim == 0 ? n : majorDim, style);
da07e033 210 SetSelection(0);
f048e32f 211 SetSize(pos.x, pos.y, size.x, size.y);
2bda0e17 212
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213 // Now that we have items determine what is the best size and set it.
214 SetBestSize(size);
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215
216 return true;
2bda0e17 217}
2bda0e17 218
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219bool wxRadioBox::Create(wxWindow *parent,
220 wxWindowID id,
221 const wxString& title,
222 const wxPoint& pos,
223 const wxSize& size,
224 const wxArrayString& choices,
225 int majorDim,
226 long style,
227 const wxValidator& val,
228 const wxString& name)
229{
230 wxCArrayString chs(choices);
231 return Create(parent, id, title, pos, size, chs.GetCount(),
232 chs.GetStrings(), majorDim, style, val, name);
233}
234
e373f51b 235wxRadioBox::~wxRadioBox()
2bda0e17 236{
4d08943e 237 m_isBeingDeleted = true;
1eb20d4a 238
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239 delete m_radioButtons;
240 delete[] m_radioWidth;
241 delete[] m_radioHeight;
242}
243
244// NB: if this code is changed, wxGetWindowForHWND() which relies on having the
245// radiobox pointer in GWL_USERDATA for radio buttons must be updated too!
246void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn)
247{
248 HWND hwndBtn = (HWND)hWndBtn;
249
250 if ( !s_wndprocRadioBtn )
251 s_wndprocRadioBtn = (WXFARPROC)wxGetWindowProc(hwndBtn);
252
253 wxSetWindowProc(hwndBtn, wxRadioBtnWndProc);
254 wxSetWindowUserData(hwndBtn, this);
255}
256
257// ----------------------------------------------------------------------------
258// events generation
259// ----------------------------------------------------------------------------
260
261bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id)
262{
263 if ( cmd == BN_CLICKED )
da07e033 264 {
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265 if (id == GetId())
266 return true;
267
268 int selectedButton = wxNOT_FOUND;
269
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270 const unsigned int count = GetCount();
271 for ( unsigned int i = 0; i < count; i++ )
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272 {
273 if ( id == wxGetWindowId((*m_radioButtons)[i]) )
274 {
275 selectedButton = i;
276
277 break;
278 }
279 }
280
281 if ( selectedButton == wxNOT_FOUND )
282 {
283 // just ignore it - due to a hack with WM_NCHITTEST handling in our
284 // wnd proc, we can receive dummy click messages when we click near
285 // the radiobox edge (this is ugly but Julian wouldn't let me get
286 // rid of this...)
287 return false;
288 }
289
290 if ( selectedButton != m_selectedButton )
291 {
292 m_selectedButton = selectedButton;
293
294 SendNotificationEvent();
295 }
296 //else: don't generate events when the selection doesn't change
297
298 return true;
da07e033 299 }
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300 else
301 return false;
302}
42e69d6b 303
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304void wxRadioBox::Command(wxCommandEvent & event)
305{
687706f5 306 SetSelection (event.GetInt());
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307 SetFocus();
308 ProcessCommand(event);
309}
2bda0e17 310
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311void wxRadioBox::SendNotificationEvent()
312{
313 wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId);
314 event.SetInt( m_selectedButton );
aa61d352 315 event.SetString(GetString(m_selectedButton));
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316 event.SetEventObject( this );
317 ProcessCommand(event);
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318}
319
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320// ----------------------------------------------------------------------------
321// simple accessors
322// ----------------------------------------------------------------------------
323
aa61d352 324unsigned int wxRadioBox::GetCount() const
2bda0e17 325{
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326 return m_radioButtons->GetCount();
327}
d66a042c 328
aa61d352 329void wxRadioBox::SetString(unsigned int item, const wxString& label)
bd0a76e2 330{
789f6795 331 wxCHECK_RET( IsValid(item), wxT("invalid radiobox index") );
e373f51b 332
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333 m_radioWidth[item] =
334 m_radioHeight[item] = wxDefaultCoord;
2bda0e17 335
bd0a76e2 336 ::SetWindowText((*m_radioButtons)[item], label.c_str());
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337
338 InvalidateBestSize();
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339}
340
bd0a76e2 341void wxRadioBox::SetSelection(int N)
2bda0e17 342{
789f6795 343 wxCHECK_RET( IsValid(N), wxT("invalid radiobox index") );
bd0a76e2 344
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345 // unselect the old button
346 if ( m_selectedButton != wxNOT_FOUND )
347 ::SendMessage((*m_radioButtons)[m_selectedButton], BM_SETCHECK, 0, 0L);
348
349 // and select the new one
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350 ::SendMessage((*m_radioButtons)[N], BM_SETCHECK, 1, 0L);
351
352 m_selectedButton = N;
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353}
354
355// Find string for position
aa61d352 356wxString wxRadioBox::GetString(unsigned int item) const
2bda0e17 357{
789f6795 358 wxCHECK_MSG( IsValid(item), wxEmptyString,
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359 wxT("invalid radiobox index") );
360
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361 return wxGetWindowText((*m_radioButtons)[item]);
362}
363
364void wxRadioBox::SetFocus()
365{
366 if ( GetCount() > 0 )
367 {
368 ::SetFocus((*m_radioButtons)[m_selectedButton == wxNOT_FOUND
369 ? 0
370 : m_selectedButton]);
371 }
372}
373
374// Enable a specific button
aa61d352 375bool wxRadioBox::Enable(unsigned int item, bool enable)
bd0a76e2 376{
789f6795 377 wxCHECK_MSG( IsValid(item), false,
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378 wxT("invalid item in wxRadioBox::Enable()") );
379
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380 BOOL ret = ::EnableWindow((*m_radioButtons)[item], enable);
381
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382 return (ret == 0) != enable;
383}
384
aa61d352 385bool wxRadioBox::IsItemEnabled(unsigned int item) const
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386{
387 wxCHECK_MSG( IsValid(item), false,
f2be5580 388 wxT("invalid item in wxRadioBox::IsItemEnabled()") );
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389
390 return ::IsWindowEnabled((*m_radioButtons)[item]) != 0;
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391}
392
bd0a76e2 393// Show a specific button
aa61d352 394bool wxRadioBox::Show(unsigned int item, bool show)
bd0a76e2 395{
789f6795 396 wxCHECK_MSG( IsValid(item), false,
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397 wxT("invalid item in wxRadioBox::Show()") );
398
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399 BOOL ret = ::ShowWindow((*m_radioButtons)[item], show ? SW_SHOW : SW_HIDE);
400
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401 bool changed = (ret != 0) != show;
402 if ( changed )
403 {
31582e4e 404 InvalidateBestSize();
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405 }
406
31582e4e 407 return changed;
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408}
409
aa61d352 410bool wxRadioBox::IsItemShown(unsigned int item) const
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411{
412 wxCHECK_MSG( IsValid(item), false,
f2be5580 413 wxT("invalid item in wxRadioBox::IsItemShown()") );
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414
415 // don't use IsWindowVisible() here because it would return false if the
416 // radiobox itself is hidden while we want to only return false if this
417 // button specifically is hidden
418 return (::GetWindowLong((*m_radioButtons)[item],
419 GWL_STYLE) & WS_VISIBLE) != 0;
420}
421
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422#if wxUSE_TOOLTIPS
423
424bool wxRadioBox::HasToolTips() const
425{
426 return wxStaticBox::HasToolTips() || wxRadioBoxBase::HasItemToolTips();
427}
428
429void wxRadioBox::DoSetItemToolTip(unsigned int item, wxToolTip *tooltip)
430{
431 // we have already checked for the item to be valid in wxRadioBoxBase
432 const HWND hwndRbtn = (*m_radioButtons)[item];
433 if ( tooltip != NULL )
434 tooltip->Add(hwndRbtn);
435 else // unset the tooltip
436 wxToolTip::Remove(hwndRbtn);
437}
438
439#endif // wxUSE_TOOLTIPS
440
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441WX_FORWARD_STD_METHODS_TO_SUBWINDOWS(wxRadioBox, wxStaticBox, m_radioButtons)
442
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443// ----------------------------------------------------------------------------
444// size calculations
445// ----------------------------------------------------------------------------
446
447wxSize wxRadioBox::GetMaxButtonSize() const
448{
449 // calculate the max button size
450 int widthMax = 0,
451 heightMax = 0;
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452 const unsigned int count = GetCount();
453 for ( unsigned int i = 0 ; i < count; i++ )
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454 {
455 int width, height;
456 if ( m_radioWidth[i] < 0 )
457 {
bd0a76e2 458 GetTextExtent(wxGetWindowText((*m_radioButtons)[i]), &width, &height);
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459
460 // adjust the size to take into account the radio box itself
461 // FIXME this is totally bogus!
462 width += RADIO_SIZE;
463 height *= 3;
464 height /= 2;
465 }
466 else
467 {
468 width = m_radioWidth[i];
469 height = m_radioHeight[i];
470 }
471
472 if ( widthMax < width )
473 widthMax = width;
474 if ( heightMax < height )
475 heightMax = height;
476 }
477
478 return wxSize(widthMax, heightMax);
479}
480
481wxSize wxRadioBox::GetTotalButtonSize(const wxSize& sizeBtn) const
482{
483 // the radiobox should be big enough for its buttons
484 int cx1, cy1;
7a5e53ab 485 wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont());
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486
487 int extraHeight = cy1;
488
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489 int height = GetRowCount() * sizeBtn.y + cy1/2 + extraHeight;
490 int width = GetColumnCount() * (sizeBtn.x + cx1) + cx1;
3ca6a5f0 491
c7fd6717 492 // Add extra space under the label, if it exists.
1a87edf2 493 if (!wxControl::GetLabel().empty())
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494 height += cy1/2;
495
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496 // and also wide enough for its label
497 int widthLabel;
9f8130d6 498 GetTextExtent(wxStripMenuCodes(GetLabel()), &widthLabel, NULL);
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499 widthLabel += RADIO_SIZE; // FIXME this is bogus too
500 if ( widthLabel > width )
501 width = widthLabel;
502
503 return wxSize(width, height);
504}
505
506wxSize wxRadioBox::DoGetBestSize() const
507{
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508 wxSize best = GetTotalButtonSize(GetMaxButtonSize());
509 CacheBestSize(best);
510 return best;
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511}
512
1f916a19 513// Restored old code.
bfc6fde4 514void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
1f916a19 515{
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516 int currentX, currentY;
517 GetPosition(&currentX, &currentY);
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518 int widthOld, heightOld;
519 GetSize(&widthOld, &heightOld);
520
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521 int xx = x;
522 int yy = y;
523
4d08943e 524 if (x == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
4438caf4 525 xx = currentX;
4d08943e 526 if (y == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
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527 yy = currentY;
528
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529 int y_offset = yy;
530 int x_offset = xx;
f048e32f 531
3ca6a5f0 532 int cx1, cy1;
7a5e53ab 533 wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont());
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534
535 // Attempt to have a look coherent with other platforms: We compute the
536 // biggest toggle dim, then we align all items according this value.
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537 wxSize maxSize = GetMaxButtonSize();
538 int maxWidth = maxSize.x,
539 maxHeight = maxSize.y;
4438caf4 540
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541 wxSize totSize = GetTotalButtonSize(maxSize);
542 int totWidth = totSize.x,
543 totHeight = totSize.y;
544
545 // only change our width/height if asked for
4d08943e 546 if ( width == wxDefaultCoord )
1f916a19 547 {
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548 if ( sizeFlags & wxSIZE_AUTO_WIDTH )
549 width = totWidth;
4438caf4 550 else
3ca6a5f0 551 width = widthOld;
1f916a19 552 }
1f916a19 553
4d08943e 554 if ( height == wxDefaultCoord )
4438caf4 555 {
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556 if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
557 height = totHeight;
4438caf4 558 else
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559 height = heightOld;
560 }
4438caf4 561
7d86a2d4 562 DoMoveWindow(xx, yy, width, height);
c219cecc 563
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564 // Now position all the buttons: the current button will be put at
565 // wxPoint(x_offset, y_offset) and the new row/column will start at
566 // startX/startY. The size of all buttons will be the same wxSize(maxWidth,
567 // maxHeight) except for the buttons in the last column which should extend
568 // to the right border of radiobox and thus can be wider than this.
c219cecc 569
3ca6a5f0 570 // Also, remember that wxRA_SPECIFY_COLS means that we arrange buttons in
21e0a4d5 571 // left to right order and GetMajorDim() is the number of columns while
3ca6a5f0 572 // wxRA_SPECIFY_ROWS means that the buttons are arranged top to bottom and
21e0a4d5 573 // GetMajorDim() is the number of rows.
4438caf4 574
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575 x_offset += cx1;
576 y_offset += cy1;
1f916a19 577
c7fd6717 578 // Add extra space under the label, if it exists.
1a87edf2 579 if (!wxControl::GetLabel().empty())
c7fd6717 580 y_offset += cy1/2;
3ca6a5f0 581
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582 int startX = x_offset;
583 int startY = y_offset;
1f916a19 584
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585 const unsigned int count = GetCount();
586 for (unsigned int i = 0; i < count; i++)
1f916a19 587 {
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588 // the last button in the row may be wider than the other ones as the
589 // radiobox may be wider than the sum of the button widths (as it
590 // happens, for example, when the radiobox label is very long)
591 bool isLastInTheRow;
592 if ( m_windowStyle & wxRA_SPECIFY_COLS )
593 {
594 // item is the last in its row if it is a multiple of the number of
595 // columns or if it is just the last item
aa61d352 596 unsigned int n = i + 1;
21e0a4d5 597 isLastInTheRow = ((n % GetMajorDim()) == 0) || (n == count);
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598 }
599 else // wxRA_SPECIFY_ROWS
4438caf4 600 {
3ca6a5f0 601 // item is the last in the row if it is in the last columns
21e0a4d5 602 isLastInTheRow = i >= (count/GetMajorDim())*GetMajorDim();
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603 }
604
605 // is this the start of new row/column?
21e0a4d5 606 if ( i && (i % GetMajorDim() == 0) )
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607 {
608 if ( m_windowStyle & wxRA_SPECIFY_ROWS )
4438caf4 609 {
3ca6a5f0 610 // start of new column
4438caf4
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611 y_offset = startY;
612 x_offset += maxWidth + cx1;
613 }
3ca6a5f0 614 else // start of new row
4438caf4
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615 {
616 x_offset = startX;
617 y_offset += maxHeight;
618 if (m_radioWidth[0]>0)
619 y_offset += cy1/2;
620 }
621 }
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622
623 int widthBtn;
624 if ( isLastInTheRow )
4438caf4 625 {
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626 // make the button go to the end of radio box
627 widthBtn = startX + width - x_offset - 2*cx1;
628 if ( widthBtn < maxWidth )
629 widthBtn = maxWidth;
4438caf4
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630 }
631 else
632 {
3ca6a5f0
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633 // normal button, always of the same size
634 widthBtn = maxWidth;
4438caf4 635 }
1f916a19 636
bd0a76e2
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637 // make all buttons of the same, maximal size - like this they cover
638 // the radiobox entirely and the radiobox tooltips are always shown
639 // (otherwise they are not when the mouse pointer is in the radiobox
640 // part not belonging to any radiobutton)
99c613c5 641 DoMoveSibling((*m_radioButtons)[i], x_offset, y_offset, widthBtn, maxHeight);
4438caf4 642
3ca6a5f0
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643 // where do we put the next button?
644 if ( m_windowStyle & wxRA_SPECIFY_ROWS )
4438caf4 645 {
3ca6a5f0 646 // below this one
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647 y_offset += maxHeight;
648 if (m_radioWidth[0]>0)
649 y_offset += cy1/2;
650 }
651 else
3ca6a5f0
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652 {
653 // to the right of this one
654 x_offset += widthBtn + cx1;
655 }
1f916a19 656 }
1f916a19
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657}
658
c3732409
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659// ----------------------------------------------------------------------------
660// radio box drawing
661// ----------------------------------------------------------------------------
662
663#ifndef __WXWINCE__
664
665WXHRGN wxRadioBox::MSWGetRegionWithoutChildren()
666{
667 RECT rc;
668 ::GetWindowRect(GetHwnd(), &rc);
669 HRGN hrgn = ::CreateRectRgn(rc.left, rc.top, rc.right + 1, rc.bottom + 1);
670
aa61d352
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671 const unsigned int count = GetCount();
672 for ( unsigned int i = 0; i < count; ++i )
c3732409 673 {
455c8f1d
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674 // don't clip out hidden children
675 if ( !IsItemShown(i) )
676 continue;
677
c3732409
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678 ::GetWindowRect((*m_radioButtons)[i], &rc);
679 AutoHRGN hrgnchild(::CreateRectRgnIndirect(&rc));
680 ::CombineRgn(hrgn, hrgn, hrgnchild, RGN_DIFF);
681 }
682
683 return (WXHRGN)hrgn;
684}
685
686#endif // __WXWINCE__
687
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688// ---------------------------------------------------------------------------
689// window proc for radio buttons
690// ---------------------------------------------------------------------------
691
692LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
8614c467 693 UINT message,
e373f51b
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694 WPARAM wParam,
695 LPARAM lParam)
696{
8614c467 697 switch ( message )
e373f51b 698 {
8614c467
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699 case WM_GETDLGCODE:
700 // we must tell IsDialogMessage()/our kbd processing code that we
701 // want to process arrows ourselves because neither of them is
702 // smart enough to handle arrows properly for us
703 {
8ad6ad99 704 long lDlgCode = ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd,
8614c467 705 message, wParam, lParam);
8ad6ad99 706
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707 return lDlgCode | DLGC_WANTARROWS;
708 }
e373f51b 709
8614c467 710 case WM_KEYDOWN:
9a5ccab4 711 {
975b6bcf 712 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
f048e32f 713
8614c467 714 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
f048e32f 715
4d08943e 716 bool processed = true;
f048e32f 717
e421922f 718 wxDirection dir;
8614c467
VZ
719 switch ( wParam )
720 {
721 case VK_UP:
1e6feb95 722 dir = wxUP;
8614c467 723 break;
f048e32f 724
8614c467 725 case VK_LEFT:
1e6feb95 726 dir = wxLEFT;
8614c467 727 break;
f048e32f 728
8614c467 729 case VK_DOWN:
1e6feb95 730 dir = wxDOWN;
8614c467 731 break;
f048e32f 732
8614c467 733 case VK_RIGHT:
1e6feb95 734 dir = wxRIGHT;
8614c467
VZ
735 break;
736
737 default:
4d08943e 738 processed = false;
1e6feb95
VZ
739
740 // just to suppress the compiler warning
741 dir = wxALL;
8614c467
VZ
742 }
743
744 if ( processed )
f048e32f 745 {
1e6feb95
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746 int selOld = radiobox->GetSelection();
747 int selNew = radiobox->GetNextItem
748 (
749 selOld,
750 dir,
751 radiobox->GetWindowStyle()
752 );
3ca6a5f0 753
8614c467
VZ
754 if ( selNew != selOld )
755 {
756 radiobox->SetSelection(selNew);
974931fe 757 radiobox->SetFocus();
8614c467
VZ
758
759 // emulate the button click
760 radiobox->SendNotificationEvent();
9a5ccab4 761
8614c467
VZ
762 return 0;
763 }
f048e32f 764 }
9a5ccab4 765 }
21687069
VZ
766 break;
767
1dab049c
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768 case WM_SETFOCUS:
769 case WM_KILLFOCUS:
770 {
975b6bcf 771 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
1dab049c
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772
773 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
774
775 // if we don't do this, no focus events are generated for the
776 // radiobox and, besides, we need to notify the parent about
777 // the focus change, otherwise the focus handling logic in
778 // wxControlContainer doesn't work
779 if ( message == WM_SETFOCUS )
780 radiobox->HandleSetFocus((WXHWND)wParam);
781 else
782 radiobox->HandleKillFocus((WXHWND)wParam);
783 }
784 break;
785
bd0a76e2 786#ifndef __WXWINCE__
fac93396 787 case WM_HELP:
e421922f 788 {
975b6bcf 789 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
fac93396 790
e421922f 791 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
fac93396 792
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793 bool processed = false;
794
795 wxEvtHandler * const handler = radiobox->GetEventHandler();
fac93396 796
e421922f 797 HELPINFO* info = (HELPINFO*) lParam;
bd0a76e2 798 if ( info->iContextType == HELPINFO_WINDOW )
fac93396 799 {
bd0a76e2
VZ
800 for ( wxWindow* subjectOfHelp = radiobox;
801 subjectOfHelp;
802 subjectOfHelp = subjectOfHelp->GetParent() )
e421922f 803 {
bd0a76e2
VZ
804 wxHelpEvent helpEvent(wxEVT_HELP,
805 subjectOfHelp->GetId(),
806 wxPoint(info->MousePos.x,
807 info->MousePos.y));
e421922f 808 helpEvent.SetEventObject(radiobox);
bd0a76e2
VZ
809 if ( handler->ProcessEvent(helpEvent) )
810 {
811 processed = true;
812 break;
813 }
e421922f 814 }
fac93396 815 }
e421922f
VZ
816 else if (info->iContextType == HELPINFO_MENUITEM)
817 {
bd0a76e2 818 wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId);
e421922f 819 helpEvent.SetEventObject(radiobox);
bd0a76e2 820 processed = handler->ProcessEvent(helpEvent);
e421922f 821 }
bd0a76e2
VZ
822
823 if ( processed )
e421922f 824 return 0;
e421922f 825 }
c3732409 826 break;
bd0a76e2 827#endif // !__WXWINCE__
e373f51b
VZ
828 }
829
8ad6ad99 830 return ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, message, wParam, lParam);
e373f51b 831}
42e69d6b 832
1e6feb95 833#endif // wxUSE_RADIOBOX