src/msw/radiobox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/radiobox.cpp
   3 // Purpose:     wxRadioBox implementation
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ===========================================================================
  13 // declarations
  14 // ===========================================================================
  15
  16 // ---------------------------------------------------------------------------
  17 // headers
  18 // ---------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_RADIOBOX
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/bitmap.h"
  31     #include "wx/brush.h"
  32     #include "wx/radiobox.h"
  33     #include "wx/settings.h"
  34     #include "wx/log.h"
  35 #endif
  36
  37 #include "wx/msw/subwin.h"
  38
  39 #if wxUSE_TOOLTIPS
  40     #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)
  41         #include <commctrl.h>
  42     #endif
  43     #include "wx/tooltip.h"
  44 #endif // wxUSE_TOOLTIPS
  45
  46 // TODO: wxCONSTRUCTOR
  47 #if 0 // wxUSE_EXTENDED_RTTI
  48 WX_DEFINE_FLAGS( wxRadioBoxStyle )
  49
  50 wxBEGIN_FLAGS( wxRadioBoxStyle )
  51     // new style border flags, we put them first to
  52     // use them for streaming out
  53     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
  54     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
  55     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
  56     wxFLAGS_MEMBER(wxBORDER_RAISED)
  57     wxFLAGS_MEMBER(wxBORDER_STATIC)
  58     wxFLAGS_MEMBER(wxBORDER_NONE)
  59
  60     // old style border flags
  61     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
  62     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
  63     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
  64     wxFLAGS_MEMBER(wxRAISED_BORDER)
  65     wxFLAGS_MEMBER(wxSTATIC_BORDER)
  66     wxFLAGS_MEMBER(wxBORDER)
  67
  68     // standard window styles
  69     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
  70     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
  71     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
  72     wxFLAGS_MEMBER(wxWANTS_CHARS)
  73     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
  74     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
  75     wxFLAGS_MEMBER(wxVSCROLL)
  76     wxFLAGS_MEMBER(wxHSCROLL)
  77
  78     wxFLAGS_MEMBER(wxRA_SPECIFY_COLS)
  79     wxFLAGS_MEMBER(wxRA_HORIZONTAL)
  80     wxFLAGS_MEMBER(wxRA_SPECIFY_ROWS)
  81     wxFLAGS_MEMBER(wxRA_VERTICAL)
  82
  83 wxEND_FLAGS( wxRadioBoxStyle )
  84
  85 IMPLEMENT_DYNAMIC_CLASS_XTI(wxRadioBox, wxControl,"wx/radiobox.h")
  86
  87 wxBEGIN_PROPERTIES_TABLE(wxRadioBox)
  88     wxEVENT_PROPERTY( Select , wxEVT_COMMAND_RADIOBOX_SELECTED , wxCommandEvent )
  89     wxPROPERTY_FLAGS( WindowStyle , wxRadioBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
  90 wxEND_PROPERTIES_TABLE()
  91
  92 #else
  93 IMPLEMENT_DYNAMIC_CLASS(wxRadioBox, wxControl)
  94 #endif
  95
  96 /*
  97     selection
  98     content
  99         label
 100         dimension
 101         item
 102 */
 103
 104 // ---------------------------------------------------------------------------
 105 // private functions
 106 // ---------------------------------------------------------------------------
 107
 108 // wnd proc for radio buttons
 109 LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd,
 110                                            UINT message,
 111                                            WPARAM wParam,
 112                                            LPARAM lParam);
 113
 114 // ---------------------------------------------------------------------------
 115 // global vars
 116 // ---------------------------------------------------------------------------
 117
 118 // the pointer to standard radio button wnd proc
 119 static WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL;
 120
 121 // ===========================================================================
 122 // implementation
 123 // ===========================================================================
 124
 125 // ---------------------------------------------------------------------------
 126 // wxRadioBox creation
 127 // ---------------------------------------------------------------------------
 128
 129 // Radio box item
 130 void wxRadioBox::Init()
 131 {
 132     m_selectedButton = wxNOT_FOUND;
 133     m_radioButtons = NULL;
 134     m_majorDim = 0;
 135     m_radioWidth = NULL;
 136     m_radioHeight = NULL;
 137 }
 138
 139 bool wxRadioBox::Create(wxWindow *parent,
 140                         wxWindowID id,
 141                         const wxString& title,
 142                         const wxPoint& pos,
 143                         const wxSize& size,
 144                         int n,
 145                         const wxString choices[],
 146                         int majorDim,
 147                         long style,
 148                         const wxValidator& val,
 149                         const wxString& name)
 150 {
 151     // initialize members
 152     m_majorDim = majorDim == 0 ? n : majorDim;
 153
 154     // common initialization
 155     if ( !wxStaticBox::Create(parent, id, title, pos, size, style, name) )
 156         return false;
 157
 158 #if wxUSE_VALIDATORS
 159     SetValidator(val);
 160 #else
 161     wxUnusedVar(val);
 162 #endif // wxUSE_VALIDATORS/!wxUSE_VALIDATORS
 163
 164     m_radioButtons = new wxSubwindows(n);
 165     m_radioWidth = new int[n];
 166     m_radioHeight = new int[n];
 167
 168     for ( int i = 0; i < n; i++ )
 169     {
 170         m_radioWidth[i] =
 171         m_radioHeight[i] = wxDefaultCoord;
 172         long styleBtn = BS_AUTORADIOBUTTON | WS_TABSTOP | WS_CHILD | WS_VISIBLE;
 173         if ( i == 0 )
 174             styleBtn |= WS_GROUP;
 175
 176         long newId = NewControlId();
 177
 178         HWND hwndBtn = ::CreateWindow(_T("BUTTON"),
 179                                       choices[i],
 180                                       styleBtn,
 181                                       0, 0, 0, 0,   // will be set in SetSize()
 182                                       GetHwnd(),
 183                                       (HMENU)newId,
 184                                       wxGetInstance(),
 185                                       NULL);
 186
 187         if ( !hwndBtn )
 188         {
 189             wxLogLastError(wxT("CreateWindow(radio btn)"));
 190
 191             return false;
 192         }
 193
 194         (*m_radioButtons)[i] = hwndBtn;
 195
 196         SubclassRadioButton((WXHWND)hwndBtn);
 197
 198         m_subControls.Add(newId);
 199     }
 200
 201     // Create a dummy radio control to end the group.
 202     (void)::CreateWindow(_T("BUTTON"),
 203                          wxEmptyString,
 204                          WS_GROUP | BS_AUTORADIOBUTTON | WS_CHILD,
 205                          0, 0, 0, 0, GetHwnd(),
 206                          (HMENU)NewControlId(), wxGetInstance(), NULL);
 207
 208     m_radioButtons->SetFont(GetFont());
 209
 210 #ifdef __WXWINCE__
 211     // Set the z-order correctly
 212     SetWindowPos(GetHwnd(), HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE);
 213 #endif
 214
 215     SetSelection(0);
 216     SetSize(pos.x, pos.y, size.x, size.y);
 217
 218     // Now that we have items determine what is the best size and set it.
 219     SetBestSize(size);
 220
 221     return true;
 222 }
 223
 224 bool wxRadioBox::Create(wxWindow *parent,
 225                         wxWindowID id,
 226                         const wxString& title,
 227                         const wxPoint& pos,
 228                         const wxSize& size,
 229                         const wxArrayString& choices,
 230                         int majorDim,
 231                         long style,
 232                         const wxValidator& val,
 233                         const wxString& name)
 234 {
 235     wxCArrayString chs(choices);
 236     return Create(parent, id, title, pos, size, chs.GetCount(),
 237                   chs.GetStrings(), majorDim, style, val, name);
 238 }
 239
 240 wxRadioBox::~wxRadioBox()
 241 {
 242     m_isBeingDeleted = true;
 243
 244     delete m_radioButtons;
 245     delete[] m_radioWidth;
 246     delete[] m_radioHeight;
 247 }
 248
 249 // NB: if this code is changed, wxGetWindowForHWND() which relies on having the
 250 //     radiobox pointer in GWL_USERDATA for radio buttons must be updated too!
 251 void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn)
 252 {
 253     HWND hwndBtn = (HWND)hWndBtn;
 254
 255     if ( !s_wndprocRadioBtn )
 256         s_wndprocRadioBtn = (WXFARPROC)wxGetWindowProc(hwndBtn);
 257
 258     wxSetWindowProc(hwndBtn, wxRadioBtnWndProc);
 259     wxSetWindowUserData(hwndBtn, this);
 260 }
 261
 262 // ----------------------------------------------------------------------------
 263 // events generation
 264 // ----------------------------------------------------------------------------
 265
 266 bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id)
 267 {
 268     if ( cmd == BN_CLICKED )
 269     {
 270         if (id == GetId())
 271             return true;
 272
 273         int selectedButton = wxNOT_FOUND;
 274
 275         int count = GetCount();
 276         for ( int i = 0; i < count; i++ )
 277         {
 278             if ( id == wxGetWindowId((*m_radioButtons)[i]) )
 279             {
 280                 selectedButton = i;
 281
 282                 break;
 283             }
 284         }
 285
 286         if ( selectedButton == wxNOT_FOUND )
 287         {
 288             // just ignore it - due to a hack with WM_NCHITTEST handling in our
 289             // wnd proc, we can receive dummy click messages when we click near
 290             // the radiobox edge (this is ugly but Julian wouldn't let me get
 291             // rid of this...)
 292             return false;
 293         }
 294
 295         if ( selectedButton != m_selectedButton )
 296         {
 297             m_selectedButton = selectedButton;
 298
 299             SendNotificationEvent();
 300         }
 301         //else: don't generate events when the selection doesn't change
 302
 303         return true;
 304     }
 305     else
 306         return false;
 307 }
 308
 309 void wxRadioBox::Command(wxCommandEvent & event)
 310 {
 311     SetSelection (event.GetInt());
 312     SetFocus();
 313     ProcessCommand(event);
 314 }
 315
 316 void wxRadioBox::SendNotificationEvent()
 317 {
 318     wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId);
 319     event.SetInt( m_selectedButton );
 320     event.SetString( GetString(m_selectedButton) );
 321     event.SetEventObject( this );
 322     ProcessCommand(event);
 323 }
 324
 325 // ----------------------------------------------------------------------------
 326 // simple accessors
 327 // ----------------------------------------------------------------------------
 328
 329 int wxRadioBox::GetCount() const
 330 {
 331     return m_radioButtons->GetCount();
 332 }
 333
 334 // returns the number of rows
 335 int wxRadioBox::GetNumVer() const
 336 {
 337     if ( m_windowStyle & wxRA_SPECIFY_ROWS )
 338     {
 339         return m_majorDim;
 340     }
 341     else
 342     {
 343         return (GetCount() + m_majorDim - 1)/m_majorDim;
 344     }
 345 }
 346
 347 // returns the number of columns
 348 int wxRadioBox::GetNumHor() const
 349 {
 350     if ( m_windowStyle & wxRA_SPECIFY_ROWS )
 351     {
 352         return (GetCount() + m_majorDim - 1)/m_majorDim;
 353     }
 354     else
 355     {
 356         return m_majorDim;
 357     }
 358 }
 359
 360 void wxRadioBox::SetString(int item, const wxString& label)
 361 {
 362     wxCHECK_RET( IsValid(item), wxT("invalid radiobox index") );
 363
 364     m_radioWidth[item] =
 365     m_radioHeight[item] = wxDefaultCoord;
 366
 367     ::SetWindowText((*m_radioButtons)[item], label.c_str());
 368
 369     InvalidateBestSize();
 370 }
 371
 372 void wxRadioBox::SetSelection(int N)
 373 {
 374     wxCHECK_RET( IsValid(N), wxT("invalid radiobox index") );
 375
 376     // unselect the old button
 377     if ( m_selectedButton != wxNOT_FOUND )
 378         ::SendMessage((*m_radioButtons)[m_selectedButton], BM_SETCHECK, 0, 0L);
 379
 380     // and select the new one
 381     ::SendMessage((*m_radioButtons)[N], BM_SETCHECK, 1, 0L);
 382
 383     m_selectedButton = N;
 384 }
 385
 386 // Find string for position
 387 wxString wxRadioBox::GetString(int item) const
 388 {
 389     wxCHECK_MSG( IsValid(item), wxEmptyString,
 390                  wxT("invalid radiobox index") );
 391
 392     return wxGetWindowText((*m_radioButtons)[item]);
 393 }
 394
 395 void wxRadioBox::SetFocus()
 396 {
 397     if ( GetCount() > 0 )
 398     {
 399         ::SetFocus((*m_radioButtons)[m_selectedButton == wxNOT_FOUND
 400                                         ? 0
 401                                         : m_selectedButton]);
 402     }
 403 }
 404
 405 // Enable a specific button
 406 bool wxRadioBox::Enable(int item, bool enable)
 407 {
 408     wxCHECK_MSG( IsValid(item), false,
 409                  wxT("invalid item in wxRadioBox::Enable()") );
 410
 411     BOOL ret = ::EnableWindow((*m_radioButtons)[item], enable);
 412
 413     return (ret == 0) == enable;
 414 }
 415
 416 // Show a specific button
 417 bool wxRadioBox::Show(int item, bool show)
 418 {
 419     wxCHECK_MSG( IsValid(item), false,
 420                  wxT("invalid item in wxRadioBox::Show()") );
 421
 422     BOOL ret = ::ShowWindow((*m_radioButtons)[item], show ? SW_SHOW : SW_HIDE);
 423
 424     bool changed = (ret != 0) == show;
 425     if( changed )
 426         InvalidateBestSize();
 427     return changed;
 428 }
 429
 430 WX_FORWARD_STD_METHODS_TO_SUBWINDOWS(wxRadioBox, wxStaticBox, m_radioButtons)
 431
 432 // ----------------------------------------------------------------------------
 433 // size calculations
 434 // ----------------------------------------------------------------------------
 435
 436 wxSize wxRadioBox::GetMaxButtonSize() const
 437 {
 438     // calculate the max button size
 439     int widthMax = 0,
 440         heightMax = 0;
 441     const int count = GetCount();
 442     for ( int i = 0 ; i < count; i++ )
 443     {
 444         int width, height;
 445         if ( m_radioWidth[i] < 0 )
 446         {
 447             GetTextExtent(wxGetWindowText((*m_radioButtons)[i]), &width, &height);
 448
 449             // adjust the size to take into account the radio box itself
 450             // FIXME this is totally bogus!
 451             width += RADIO_SIZE;
 452             height *= 3;
 453             height /= 2;
 454         }
 455         else
 456         {
 457             width = m_radioWidth[i];
 458             height = m_radioHeight[i];
 459         }
 460
 461         if ( widthMax < width )
 462             widthMax = width;
 463         if ( heightMax < height )
 464             heightMax = height;
 465     }
 466
 467     return wxSize(widthMax, heightMax);
 468 }
 469
 470 wxSize wxRadioBox::GetTotalButtonSize(const wxSize& sizeBtn) const
 471 {
 472     // the radiobox should be big enough for its buttons
 473     int cx1, cy1;
 474     wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont());
 475
 476     int extraHeight = cy1;
 477
 478     int height = GetNumVer() * sizeBtn.y + cy1/2 + extraHeight;
 479     int width  = GetNumHor() * (sizeBtn.x + cx1) + cx1;
 480
 481     // Add extra space under the label, if it exists.
 482     if (!wxControl::GetLabel().empty())
 483         height += cy1/2;
 484
 485     // and also wide enough for its label
 486     int widthLabel;
 487     GetTextExtent(GetTitle(), &widthLabel, NULL);
 488     widthLabel += RADIO_SIZE; // FIXME this is bogus too
 489     if ( widthLabel > width )
 490         width = widthLabel;
 491
 492     return wxSize(width, height);
 493 }
 494
 495 wxSize wxRadioBox::DoGetBestSize() const
 496 {
 497     wxSize best = GetTotalButtonSize(GetMaxButtonSize());
 498     CacheBestSize(best);
 499     return best;
 500 }
 501
 502 // Restored old code.
 503 void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 504 {
 505     int currentX, currentY;
 506     GetPosition(&currentX, &currentY);
 507     int widthOld, heightOld;
 508     GetSize(&widthOld, &heightOld);
 509
 510     int xx = x;
 511     int yy = y;
 512
 513     if (x == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 514         xx = currentX;
 515     if (y == wxDefaultCoord && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 516         yy = currentY;
 517
 518     int y_offset = 0;
 519     int x_offset = 0;
 520
 521     int cx1, cy1;
 522     wxGetCharSize(m_hWnd, &cx1, &cy1, GetFont());
 523
 524     // Attempt to have a look coherent with other platforms: We compute the
 525     // biggest toggle dim, then we align all items according this value.
 526     wxSize maxSize = GetMaxButtonSize();
 527     int maxWidth = maxSize.x,
 528         maxHeight = maxSize.y;
 529
 530     wxSize totSize = GetTotalButtonSize(maxSize);
 531     int totWidth = totSize.x,
 532         totHeight = totSize.y;
 533
 534     // only change our width/height if asked for
 535     if ( width == wxDefaultCoord )
 536     {
 537         if ( sizeFlags & wxSIZE_AUTO_WIDTH )
 538             width = totWidth;
 539         else
 540             width = widthOld;
 541     }
 542
 543     if ( height == wxDefaultCoord )
 544     {
 545         if ( sizeFlags & wxSIZE_AUTO_HEIGHT )
 546             height = totHeight;
 547         else
 548             height = heightOld;
 549     }
 550
 551     DoMoveWindow(xx, yy, width, height);
 552
 553     // Now position all the buttons: the current button will be put at
 554     // wxPoint(x_offset, y_offset) and the new row/column will start at
 555     // startX/startY. The size of all buttons will be the same wxSize(maxWidth,
 556     // maxHeight) except for the buttons in the last column which should extend
 557     // to the right border of radiobox and thus can be wider than this.
 558
 559     // Also, remember that wxRA_SPECIFY_COLS means that we arrange buttons in
 560     // left to right order and m_majorDim is the number of columns while
 561     // wxRA_SPECIFY_ROWS means that the buttons are arranged top to bottom and
 562     // m_majorDim is the number of rows.
 563
 564     x_offset += cx1;
 565     y_offset += cy1;
 566
 567     // Add extra space under the label, if it exists.
 568     if (!wxControl::GetLabel().empty())
 569         y_offset += cy1/2;
 570
 571     int startX = x_offset;
 572     int startY = y_offset;
 573
 574     const int count = GetCount();
 575     for ( int i = 0; i < count; i++ )
 576     {
 577         // the last button in the row may be wider than the other ones as the
 578         // radiobox may be wider than the sum of the button widths (as it
 579         // happens, for example, when the radiobox label is very long)
 580         bool isLastInTheRow;
 581         if ( m_windowStyle & wxRA_SPECIFY_COLS )
 582         {
 583             // item is the last in its row if it is a multiple of the number of
 584             // columns or if it is just the last item
 585             int n = i + 1;
 586             isLastInTheRow = ((n % m_majorDim) == 0) || (n == count);
 587         }
 588         else // wxRA_SPECIFY_ROWS
 589         {
 590             // item is the last in the row if it is in the last columns
 591             isLastInTheRow = i >= (count/m_majorDim)*m_majorDim;
 592         }
 593
 594         // is this the start of new row/column?
 595         if ( i && (i % m_majorDim == 0) )
 596         {
 597             if ( m_windowStyle & wxRA_SPECIFY_ROWS )
 598             {
 599                 // start of new column
 600                 y_offset = startY;
 601                 x_offset += maxWidth + cx1;
 602             }
 603             else // start of new row
 604             {
 605                 x_offset = startX;
 606                 y_offset += maxHeight;
 607                 if (m_radioWidth[0]>0)
 608                     y_offset += cy1/2;
 609             }
 610         }
 611
 612         int widthBtn;
 613         if ( isLastInTheRow )
 614         {
 615             // make the button go to the end of radio box
 616             widthBtn = startX + width - x_offset - 2*cx1;
 617             if ( widthBtn < maxWidth )
 618                 widthBtn = maxWidth;
 619         }
 620         else
 621         {
 622             // normal button, always of the same size
 623             widthBtn = maxWidth;
 624         }
 625
 626         // make all buttons of the same, maximal size - like this they cover
 627         // the radiobox entirely and the radiobox tooltips are always shown
 628         // (otherwise they are not when the mouse pointer is in the radiobox
 629         // part not belonging to any radiobutton)
 630         ::MoveWindow((*m_radioButtons)[i],
 631                      x_offset, y_offset, widthBtn, maxHeight,
 632                      TRUE);
 633
 634         // where do we put the next button?
 635         if ( m_windowStyle & wxRA_SPECIFY_ROWS )
 636         {
 637             // below this one
 638             y_offset += maxHeight;
 639             if (m_radioWidth[0]>0)
 640                 y_offset += cy1/2;
 641         }
 642         else
 643         {
 644             // to the right of this one
 645             x_offset += widthBtn + cx1;
 646         }
 647     }
 648 }
 649
 650 // ----------------------------------------------------------------------------
 651 // radio box drawing
 652 // ----------------------------------------------------------------------------
 653
 654 #ifndef __WXWINCE__
 655
 656 WXHRGN wxRadioBox::MSWGetRegionWithoutChildren()
 657 {
 658     RECT rc;
 659     ::GetWindowRect(GetHwnd(), &rc);
 660     HRGN hrgn = ::CreateRectRgn(rc.left, rc.top, rc.right + 1, rc.bottom + 1);
 661
 662     const size_t count = GetCount();
 663     for ( size_t i = 0; i < count; ++i )
 664     {
 665         ::GetWindowRect((*m_radioButtons)[i], &rc);
 666         AutoHRGN hrgnchild(::CreateRectRgnIndirect(&rc));
 667         ::CombineRgn(hrgn, hrgn, hrgnchild, RGN_DIFF);
 668     }
 669
 670     return (WXHRGN)hrgn;
 671 }
 672
 673 WXLRESULT
 674 wxRadioBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 675 {
 676     // FIXME: Without this, the radiobox corrupts other controls as it moves
 677     // in a dynamic layout. Refreshing causes flicker, but it's better than
 678     // leaving droppings. Note that for some reason, wxStaticBox doesn't need
 679     // this (perhaps because it has no real children?)
 680     if ( nMsg == WM_MOVE )
 681     {
 682         WXLRESULT res = wxControl::MSWWindowProc(nMsg, wParam, lParam);
 683         wxRect rect = GetRect();
 684         GetParent()->Refresh(true, & rect);
 685         return res;
 686     }
 687
 688     return wxStaticBox::MSWWindowProc(nMsg, wParam, lParam);
 689 }
 690
 691 #endif // __WXWINCE__
 692
 693 // ---------------------------------------------------------------------------
 694 // window proc for radio buttons
 695 // ---------------------------------------------------------------------------
 696
 697 LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
 698                                            UINT message,
 699                                            WPARAM wParam,
 700                                            LPARAM lParam)
 701 {
 702     switch ( message )
 703     {
 704         case WM_GETDLGCODE:
 705             // we must tell IsDialogMessage()/our kbd processing code that we
 706             // want to process arrows ourselves because neither of them is
 707             // smart enough to handle arrows properly for us
 708             {
 709                 long lDlgCode = ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd,
 710                                                  message, wParam, lParam);
 711
 712                 return lDlgCode | DLGC_WANTARROWS;
 713             }
 714
 715 #if wxUSE_TOOLTIPS
 716         case WM_NOTIFY:
 717             {
 718                 NMHDR* hdr = (NMHDR *)lParam;
 719                 if ( hdr->code == TTN_NEEDTEXT )
 720                 {
 721                     wxRadioBox *
 722                         radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
 723
 724                     wxCHECK_MSG( radiobox, 0,
 725                                  wxT("radio button without radio box?") );
 726
 727                     wxToolTip *tooltip = radiobox->GetToolTip();
 728                     if ( tooltip )
 729                     {
 730                         TOOLTIPTEXT *ttt = (TOOLTIPTEXT *)lParam;
 731                         ttt->lpszText = (wxChar *)tooltip->GetTip().c_str();
 732                     }
 733
 734                     // processed
 735                     return 0;
 736                 }
 737             }
 738             break;
 739 #endif // wxUSE_TOOLTIPS
 740
 741         case WM_KEYDOWN:
 742             {
 743                 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
 744
 745                 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
 746
 747                 bool processed = true;
 748
 749                 wxDirection dir;
 750                 switch ( wParam )
 751                 {
 752                     case VK_UP:
 753                         dir = wxUP;
 754                         break;
 755
 756                     case VK_LEFT:
 757                         dir = wxLEFT;
 758                         break;
 759
 760                     case VK_DOWN:
 761                         dir = wxDOWN;
 762                         break;
 763
 764                     case VK_RIGHT:
 765                         dir = wxRIGHT;
 766                         break;
 767
 768                     default:
 769                         processed = false;
 770
 771                         // just to suppress the compiler warning
 772                         dir = wxALL;
 773                 }
 774
 775                 if ( processed )
 776                 {
 777                     int selOld = radiobox->GetSelection();
 778                     int selNew = radiobox->GetNextItem
 779                                  (
 780                                   selOld,
 781                                   dir,
 782                                   radiobox->GetWindowStyle()
 783                                  );
 784
 785                     if ( selNew != selOld )
 786                     {
 787                         radiobox->SetSelection(selNew);
 788                         radiobox->SetFocus();
 789
 790                         // emulate the button click
 791                         radiobox->SendNotificationEvent();
 792
 793                         return 0;
 794                     }
 795                 }
 796             }
 797             break;
 798
 799         case WM_SETFOCUS:
 800         case WM_KILLFOCUS:
 801             {
 802                 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
 803
 804                 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
 805
 806                 // if we don't do this, no focus events are generated for the
 807                 // radiobox and, besides, we need to notify the parent about
 808                 // the focus change, otherwise the focus handling logic in
 809                 // wxControlContainer doesn't work
 810                 if ( message == WM_SETFOCUS )
 811                     radiobox->HandleSetFocus((WXHWND)wParam);
 812                 else
 813                     radiobox->HandleKillFocus((WXHWND)wParam);
 814             }
 815             break;
 816
 817 #ifndef __WXWINCE__
 818         case WM_HELP:
 819             {
 820                 wxRadioBox *radiobox = (wxRadioBox *)wxGetWindowUserData(hwnd);
 821
 822                 wxCHECK_MSG( radiobox, 0, wxT("radio button without radio box?") );
 823
 824                 bool processed = false;
 825
 826                 wxEvtHandler * const handler = radiobox->GetEventHandler();
 827
 828                 HELPINFO* info = (HELPINFO*) lParam;
 829                 if ( info->iContextType == HELPINFO_WINDOW )
 830                 {
 831                     for ( wxWindow* subjectOfHelp = radiobox;
 832                           subjectOfHelp;
 833                           subjectOfHelp = subjectOfHelp->GetParent() )
 834                     {
 835                         wxHelpEvent helpEvent(wxEVT_HELP,
 836                                               subjectOfHelp->GetId(),
 837                                               wxPoint(info->MousePos.x,
 838                                                       info->MousePos.y));
 839                         helpEvent.SetEventObject(radiobox);
 840                         if ( handler->ProcessEvent(helpEvent) )
 841                         {
 842                             processed = true;
 843                             break;
 844                         }
 845                     }
 846                 }
 847                 else if (info->iContextType == HELPINFO_MENUITEM)
 848                 {
 849                     wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId);
 850                     helpEvent.SetEventObject(radiobox);
 851                     processed = handler->ProcessEvent(helpEvent);
 852                 }
 853
 854                 if ( processed )
 855                     return 0;
 856             }
 857             break;
 858 #endif // !__WXWINCE__
 859     }
 860
 861     return ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, message, wParam, lParam);
 862 }
 863
 864 #endif // wxUSE_RADIOBOX
 865