src/msw/notebook.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        msw/notebook.cpp
   3 // Purpose:     implementation of wxNotebook
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     11.06.98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "notebook.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20     #pragma hdrstop
  21 #endif
  22
  23 #if wxUSE_NOTEBOOK
  24
  25 // wxWindows
  26 #ifndef WX_PRECOMP
  27   #include  "wx/string.h"
  28 #endif  // WX_PRECOMP
  29
  30 #include  "wx/log.h"
  31 #include  "wx/imaglist.h"
  32 #include  "wx/event.h"
  33 #include  "wx/control.h"
  34 #include  "wx/notebook.h"
  35 #include  "wx/app.h"
  36
  37 #include  "wx/msw/private.h"
  38
  39 // Windows standard headers
  40 #ifndef   __WIN95__
  41   #error  "wxNotebook is only supported Windows 95 and above"
  42 #endif    //Win95
  43
  44 #include  <windowsx.h>  // for SetWindowFont
  45
  46 #ifdef __GNUWIN32_OLD__
  47     #include "wx/msw/gnuwin32/extra.h"
  48 #endif
  49
  50 #if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__))
  51     #include <commctrl.h>
  52 #endif
  53
  54 #include "wx/msw/winundef.h"
  55
  56 #if wxUSE_UXTHEME
  57 #include "wx/msw/uxtheme.h"
  58
  59 #include "wx/radiobut.h"
  60 #include "wx/radiobox.h"
  61 #include "wx/checkbox.h"
  62 #include "wx/bmpbuttn.h"
  63 #include "wx/statline.h"
  64 #include "wx/statbox.h"
  65 #include "wx/stattext.h"
  66 #include "wx/slider.h"
  67 #include "wx/scrolwin.h"
  68 #include "wx/panel.h"
  69 #endif
  70
  71 // ----------------------------------------------------------------------------
  72 // macros
  73 // ----------------------------------------------------------------------------
  74
  75 // check that the page index is valid
  76 #define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount()))
  77
  78 // hide the ugly cast
  79 #define m_hwnd    (HWND)GetHWND()
  80
  81 // ----------------------------------------------------------------------------
  82 // constants
  83 // ----------------------------------------------------------------------------
  84
  85 // This is a work-around for missing defines in gcc-2.95 headers
  86 #ifndef TCS_RIGHT
  87     #define TCS_RIGHT       0x0002
  88 #endif
  89
  90 #ifndef TCS_VERTICAL
  91     #define TCS_VERTICAL    0x0080
  92 #endif
  93
  94 #ifndef TCS_BOTTOM
  95     #define TCS_BOTTOM      TCS_RIGHT
  96 #endif
  97
  98 // ----------------------------------------------------------------------------
  99 // event table
 100 // ----------------------------------------------------------------------------
 101
 102 #include <wx/listimpl.cpp>
 103
 104 WX_DEFINE_LIST( wxNotebookPageInfoList ) ;
 105
 106 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
 107 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
 108
 109 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
 110     EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
 111
 112     EVT_SIZE(wxNotebook::OnSize)
 113
 114     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
 115
 116     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
 117 END_EVENT_TABLE()
 118
 119 #if wxUSE_EXTENDED_RTTI
 120
 121 IMPLEMENT_DYNAMIC_CLASS_XTI(wxNotebook, wxControl,"wx/notebook.h")
 122 IMPLEMENT_DYNAMIC_CLASS_XTI(wxNotebookPageInfo, wxObject , "wx/notebook.h" )
 123
 124 template<> const wxTypeInfo* wxGetTypeInfo( wxNotebookPageInfoList * )
 125 {
 126     static wxCollectionTypeInfo s_typeInfo( (wxTypeInfo*) wxGetTypeInfo( (wxNotebookPageInfo **) NULL) ) ;
 127     return &s_typeInfo ;
 128 }
 129
 130 template<> void wxCollectionToVariantArray( wxNotebookPageInfoList const &theList, wxxVariantArray &value)
 131 {
 132     wxListCollectionToVariantArray( theList , value ) ;
 133 }
 134
 135 WX_BEGIN_PROPERTIES_TABLE(wxNotebook)
 136     WX_PROPERTY_COLLECTION( PageInfos , wxNotebookPageInfoList , wxNotebookPageInfo* , AddPageInfo , GetPageInfos )
 137 /*
 138         notebookpage
 139                 object
 140                 object_ref
 141                 label
 142                 selected
 143                 style
 144                 usenotebooksizer
 145 */
 146 WX_END_PROPERTIES_TABLE()
 147
 148 WX_BEGIN_HANDLERS_TABLE(wxNotebook)
 149 WX_END_HANDLERS_TABLE()
 150
 151 WX_CONSTRUCTOR_4( wxNotebook , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size )
 152
 153
 154 WX_BEGIN_PROPERTIES_TABLE(wxNotebookPageInfo)
 155     WX_READONLY_PROPERTY( Page , wxNotebookPage* , GetPage , )
 156     WX_READONLY_PROPERTY( Text , wxString , GetText , wxEmptyString )
 157     WX_READONLY_PROPERTY( Selected , bool , GetSelected , false )
 158     WX_READONLY_PROPERTY( ImageId , int , GetImageId , -1 )
 159 WX_END_PROPERTIES_TABLE()
 160
 161 WX_BEGIN_HANDLERS_TABLE(wxNotebookPageInfo)
 162 WX_END_HANDLERS_TABLE()
 163
 164 WX_CONSTRUCTOR_4( wxNotebookPageInfo , wxNotebookPage* , Page , wxString , Text , bool , Selected , int , ImageId )
 165
 166 #else
 167 IMPLEMENT_DYNAMIC_CLASS(wxNotebook, wxControl)
 168 IMPLEMENT_DYNAMIC_CLASS(wxNotebookPageInfo, wxObject )
 169 #endif
 170 IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent)
 171
 172 // ============================================================================
 173 // implementation
 174 // ============================================================================
 175
 176 // ----------------------------------------------------------------------------
 177 // wxNotebook construction
 178 // ----------------------------------------------------------------------------
 179
 180 const wxNotebookPageInfoList& wxNotebook::GetPageInfos() const
 181 {
 182     wxNotebookPageInfoList* list = const_cast< wxNotebookPageInfoList* >( &m_pageInfos ) ;
 183     WX_CLEAR_LIST( wxNotebookPageInfoList , *list ) ;
 184     for( int i = 0 ; i < GetPageCount() ; ++i )
 185     {
 186         wxNotebookPageInfo *info = new wxNotebookPageInfo() ;
 187         info->Create( const_cast<wxNotebook*>(this)->GetPage(i) , GetPageText(i) , GetSelection() == i , GetPageImage(i) ) ;
 188         list->Append( info ) ;
 189     }
 190     return m_pageInfos ;
 191 }
 192
 193 // common part of all ctors
 194 void wxNotebook::Init()
 195 {
 196   m_imageList = NULL;
 197   m_nSelection = -1;
 198 }
 199
 200 // default for dynamic class
 201 wxNotebook::wxNotebook()
 202 {
 203   Init();
 204 }
 205
 206 // the same arguments as for wxControl
 207 wxNotebook::wxNotebook(wxWindow *parent,
 208                        wxWindowID id,
 209                        const wxPoint& pos,
 210                        const wxSize& size,
 211                        long style,
 212                        const wxString& name)
 213 {
 214   Init();
 215
 216   Create(parent, id, pos, size, style, name);
 217 }
 218
 219 // Create() function
 220 bool wxNotebook::Create(wxWindow *parent,
 221                         wxWindowID id,
 222                         const wxPoint& pos,
 223                         const wxSize& size,
 224                         long style,
 225                         const wxString& name)
 226 {
 227     // Does ComCtl32 support non-top tabs?
 228     int verComCtl32 = wxApp::GetComCtl32Version();
 229     if ( verComCtl32 < 470 || verComCtl32 >= 600 )
 230     {
 231         if (style & wxNB_BOTTOM)
 232             style &= ~wxNB_BOTTOM;
 233
 234         if (style & wxNB_LEFT)
 235             style &= ~wxNB_LEFT;
 236
 237         if (style & wxNB_RIGHT)
 238             style &= ~wxNB_RIGHT;
 239     }
 240
 241     if ( !CreateControl(parent, id, pos, size, style | wxTAB_TRAVERSAL,
 242                         wxDefaultValidator, name) )
 243         return FALSE;
 244
 245     if ( !MSWCreateControl(WC_TABCONTROL, wxEmptyString, pos, size) )
 246         return FALSE;
 247
 248     SetBackgroundColour(wxColour(::GetSysColor(COLOR_BTNFACE)));
 249
 250     return TRUE;
 251 }
 252
 253 WXDWORD wxNotebook::MSWGetStyle(long style, WXDWORD *exstyle) const
 254 {
 255     WXDWORD tabStyle = wxControl::MSWGetStyle(style, exstyle);
 256
 257     tabStyle |= WS_TABSTOP | TCS_TABS;
 258
 259     if ( style & wxNB_MULTILINE )
 260         tabStyle |= TCS_MULTILINE;
 261     if ( style & wxNB_FIXEDWIDTH )
 262         tabStyle |= TCS_FIXEDWIDTH;
 263
 264     if ( style & wxNB_BOTTOM )
 265         tabStyle |= TCS_RIGHT;
 266     else if ( style & wxNB_LEFT )
 267         tabStyle |= TCS_VERTICAL;
 268     else if ( style & wxNB_RIGHT )
 269         tabStyle |= TCS_VERTICAL | TCS_RIGHT;
 270
 271     // ex style
 272     if ( exstyle )
 273     {
 274         // note that we never want to have the default WS_EX_CLIENTEDGE style
 275         // as it looks too ugly for the notebooks
 276         *exstyle = 0;
 277     }
 278
 279     return tabStyle;
 280 }
 281
 282 // ----------------------------------------------------------------------------
 283 // wxNotebook accessors
 284 // ----------------------------------------------------------------------------
 285
 286 int wxNotebook::GetPageCount() const
 287 {
 288   // consistency check
 289   wxASSERT( (int)m_pages.Count() == TabCtrl_GetItemCount(m_hwnd) );
 290
 291   return m_pages.Count();
 292 }
 293
 294 int wxNotebook::GetRowCount() const
 295 {
 296   return TabCtrl_GetRowCount(m_hwnd);
 297 }
 298
 299 int wxNotebook::SetSelection(int nPage)
 300 {
 301   wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") );
 302
 303   if ( nPage != m_nSelection )
 304   {
 305     wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_windowId);
 306     event.SetSelection(nPage);
 307     event.SetOldSelection(m_nSelection);
 308     event.SetEventObject(this);
 309     if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
 310     {
 311       // program allows the page change
 312       event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED);
 313       (void)GetEventHandler()->ProcessEvent(event);
 314
 315       TabCtrl_SetCurSel(m_hwnd, nPage);
 316     }
 317   }
 318
 319   return m_nSelection;
 320 }
 321
 322 bool wxNotebook::SetPageText(int nPage, const wxString& strText)
 323 {
 324   wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") );
 325
 326   TC_ITEM tcItem;
 327   tcItem.mask = TCIF_TEXT;
 328   tcItem.pszText = (wxChar *)strText.c_str();
 329
 330   return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0;
 331 }
 332
 333 wxString wxNotebook::GetPageText(int nPage) const
 334 {
 335   wxCHECK_MSG( IS_VALID_PAGE(nPage), wxEmptyString, wxT("notebook page out of range") );
 336
 337   wxChar buf[256];
 338   TC_ITEM tcItem;
 339   tcItem.mask = TCIF_TEXT;
 340   tcItem.pszText = buf;
 341   tcItem.cchTextMax = WXSIZEOF(buf);
 342
 343   wxString str;
 344   if ( TabCtrl_GetItem(m_hwnd, nPage, &tcItem) )
 345     str = tcItem.pszText;
 346
 347   return str;
 348 }
 349
 350 int wxNotebook::GetPageImage(int nPage) const
 351 {
 352   wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") );
 353
 354   TC_ITEM tcItem;
 355   tcItem.mask = TCIF_IMAGE;
 356
 357   return TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ? tcItem.iImage : -1;
 358 }
 359
 360 bool wxNotebook::SetPageImage(int nPage, int nImage)
 361 {
 362   wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") );
 363
 364   TC_ITEM tcItem;
 365   tcItem.mask = TCIF_IMAGE;
 366   tcItem.iImage = nImage;
 367
 368   return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0;
 369 }
 370
 371 void wxNotebook::SetImageList(wxImageList* imageList)
 372 {
 373   wxNotebookBase::SetImageList(imageList);
 374
 375   if ( imageList )
 376   {
 377     TabCtrl_SetImageList(m_hwnd, (HIMAGELIST)imageList->GetHIMAGELIST());
 378   }
 379 }
 380
 381 // ----------------------------------------------------------------------------
 382 // wxNotebook size settings
 383 // ----------------------------------------------------------------------------
 384
 385 void wxNotebook::SetPageSize(const wxSize& size)
 386 {
 387     // transform the page size into the notebook size
 388     RECT rc;
 389     rc.left =
 390     rc.top = 0;
 391     rc.right = size.x;
 392     rc.bottom = size.y;
 393
 394     TabCtrl_AdjustRect(GetHwnd(), TRUE, &rc);
 395
 396     // and now set it
 397     SetSize(rc.right - rc.left, rc.bottom - rc.top);
 398 }
 399
 400 void wxNotebook::SetPadding(const wxSize& padding)
 401 {
 402     TabCtrl_SetPadding(GetHwnd(), padding.x, padding.y);
 403 }
 404
 405 // Windows-only at present. Also, you must use the wxNB_FIXEDWIDTH
 406 // style.
 407 void wxNotebook::SetTabSize(const wxSize& sz)
 408 {
 409     ::SendMessage(GetHwnd(), TCM_SETITEMSIZE, 0, MAKELPARAM(sz.x, sz.y));
 410 }
 411
 412 wxSize wxNotebook::CalcSizeFromPage(const wxSize& sizePage) const
 413 {
 414     wxSize sizeTotal = sizePage;
 415
 416     // We need to make getting tab size part of the wxWindows API.
 417     wxSize tabSize(0, 0);
 418     if (GetPageCount() > 0)
 419     {
 420         RECT rect;
 421         TabCtrl_GetItemRect((HWND) GetHWND(), 0, & rect);
 422         tabSize.x = rect.right - rect.left;
 423         tabSize.y = rect.bottom - rect.top;
 424     }
 425     if ( HasFlag(wxNB_LEFT) || HasFlag(wxNB_RIGHT) )
 426     {
 427         sizeTotal.x += tabSize.x + 7;
 428         sizeTotal.y += 7;
 429     }
 430     else
 431     {
 432         sizeTotal.x += 7;
 433         sizeTotal.y += tabSize.y + 7;
 434     }
 435
 436     return sizeTotal;
 437 }
 438
 439 void wxNotebook::AdjustPageSize(wxNotebookPage *page)
 440 {
 441     wxCHECK_RET( page, _T("NULL page in wxNotebook::AdjustPageSize") );
 442
 443     RECT rc;
 444     rc.left =
 445     rc.top = 0;
 446
 447     // get the page size from the notebook size
 448     GetSize((int *)&rc.right, (int *)&rc.bottom);
 449     TabCtrl_AdjustRect(m_hwnd, FALSE, &rc);
 450
 451     page->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top);
 452 }
 453
 454 // ----------------------------------------------------------------------------
 455 // wxNotebook operations
 456 // ----------------------------------------------------------------------------
 457
 458 // remove one page from the notebook, without deleting
 459 wxNotebookPage *wxNotebook::DoRemovePage(int nPage)
 460 {
 461     wxNotebookPage *pageRemoved = wxNotebookBase::DoRemovePage(nPage);
 462     if ( !pageRemoved )
 463         return NULL;
 464
 465     TabCtrl_DeleteItem(m_hwnd, nPage);
 466
 467     if ( m_pages.IsEmpty() )
 468     {
 469         // no selection any more, the notebook becamse empty
 470         m_nSelection = -1;
 471     }
 472     else // notebook still not empty
 473     {
 474         // change the selected page if it was deleted or became invalid
 475         int selNew;
 476         if ( m_nSelection == GetPageCount() )
 477         {
 478             // last page deleted, make the new last page the new selection
 479             selNew = m_nSelection - 1;
 480         }
 481         else if ( nPage <= m_nSelection )
 482         {
 483             // we must show another page, even if it has the same index
 484             selNew = m_nSelection;
 485         }
 486         else // nothing changes for the currently selected page
 487         {
 488             selNew = -1;
 489
 490             // we still must refresh the current page: this needs to be done
 491             // for some unknown reason if the tab control shows the up-down
 492             // control (i.e. when there are too many pages) -- otherwise after
 493             // deleting a page nothing at all is shown
 494             if (m_nSelection >= 0)
 495                 m_pages[m_nSelection]->Refresh();
 496         }
 497
 498         if ( selNew != -1 )
 499         {
 500             // m_nSelection must be always valid so reset it before calling
 501             // SetSelection()
 502             m_nSelection = -1;
 503             SetSelection(selNew);
 504         }
 505     }
 506
 507     return pageRemoved;
 508 }
 509
 510 // remove all pages
 511 bool wxNotebook::DeleteAllPages()
 512 {
 513   int nPageCount = GetPageCount();
 514   int nPage;
 515   for ( nPage = 0; nPage < nPageCount; nPage++ )
 516     delete m_pages[nPage];
 517
 518   m_pages.Clear();
 519
 520   TabCtrl_DeleteAllItems(m_hwnd);
 521
 522   m_nSelection = -1;
 523
 524   return TRUE;
 525 }
 526
 527 // same as AddPage() but does it at given position
 528 bool wxNotebook::InsertPage(int nPage,
 529                             wxNotebookPage *pPage,
 530                             const wxString& strText,
 531                             bool bSelect,
 532                             int imageId)
 533 {
 534     wxCHECK_MSG( pPage != NULL, FALSE, _T("NULL page in wxNotebook::InsertPage") );
 535     wxCHECK_MSG( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE,
 536                  _T("invalid index in wxNotebook::InsertPage") );
 537
 538     wxASSERT_MSG( pPage->GetParent() == this,
 539                     _T("notebook pages must have notebook as parent") );
 540
 541 #if wxUSE_UXTHEME && wxUSE_UXTHEME_AUTO
 542     static bool g_TestedForTheme = FALSE;
 543     static bool g_UseTheme = FALSE;
 544     if (!g_TestedForTheme)
 545     {
 546         int commCtrlVersion = wxTheApp->GetComCtl32Version() ;
 547
 548         g_UseTheme = (commCtrlVersion >= 600);
 549         g_TestedForTheme = TRUE;
 550     }
 551
 552     // Automatically apply the theme background,
 553     // changing the colour of the panel to match the
 554     // tab page colour. This won't work well with all
 555     // themes but it's a start.
 556     if (g_UseTheme && wxUxThemeEngine::Get() && pPage->IsKindOf(CLASSINFO(wxPanel)))
 557     {
 558         ApplyThemeBackground(pPage, GetThemeBackgroundColour());
 559     }
 560 #endif
 561
 562     // add a new tab to the control
 563     // ----------------------------
 564
 565     // init all fields to 0
 566     TC_ITEM tcItem;
 567     wxZeroMemory(tcItem);
 568
 569     // set the image, if any
 570     if ( imageId != -1 )
 571     {
 572         tcItem.mask |= TCIF_IMAGE;
 573         tcItem.iImage  = imageId;
 574     }
 575
 576     // and the text
 577     if ( !strText.IsEmpty() )
 578     {
 579         tcItem.mask |= TCIF_TEXT;
 580         tcItem.pszText = (wxChar *)strText.c_str(); // const_cast
 581     }
 582
 583     // fit the notebook page to the tab control's display area: this should be
 584     // done before adding it to the notebook or TabCtrl_InsertItem() will
 585     // change the notebooks size itself!
 586     AdjustPageSize(pPage);
 587
 588     // finally do insert it
 589     if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 )
 590     {
 591         wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str());
 592
 593         return FALSE;
 594     }
 595
 596     // succeeded: save the pointer to the page
 597     m_pages.Insert(pPage, nPage);
 598
 599     // for the first page (only) we need to adjust the size again because the
 600     // notebook size changed: the tabs which hadn't been there before are now
 601     // shown
 602     if ( m_pages.GetCount() == 1 )
 603     {
 604         AdjustPageSize(pPage);
 605     }
 606
 607     // hide the page: unless it is selected, it shouldn't be shown (and if it
 608     // is selected it will be shown later)
 609     HWND hwnd = GetWinHwnd(pPage);
 610     SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_VISIBLE);
 611
 612     // this updates internal flag too -- otherwise it would get out of sync
 613     // with the real state
 614     pPage->Show(FALSE);
 615
 616
 617     // now deal with the selection
 618     // ---------------------------
 619
 620     // if the inserted page is before the selected one, we must update the
 621     // index of the selected page
 622     if ( nPage <= m_nSelection )
 623     {
 624         // one extra page added
 625         m_nSelection++;
 626     }
 627
 628     // some page should be selected: either this one or the first one if there
 629     // is still no selection
 630     int selNew = -1;
 631     if ( bSelect )
 632         selNew = nPage;
 633     else if ( m_nSelection == -1 )
 634         selNew = 0;
 635
 636     if ( selNew != -1 )
 637         SetSelection(selNew);
 638
 639     return TRUE;
 640 }
 641
 642 int wxNotebook::HitTest(const wxPoint& pt, long *flags) const
 643 {
 644     TC_HITTESTINFO hitTestInfo;
 645     hitTestInfo.pt.x = pt.x;
 646     hitTestInfo.pt.y = pt.y;
 647     int item = TabCtrl_HitTest(GetHwnd(), &hitTestInfo);
 648
 649     if ( flags )
 650     {
 651         *flags = 0;
 652
 653         if ((hitTestInfo.flags & TCHT_NOWHERE) == TCHT_NOWHERE)
 654             *flags |= wxNB_HITTEST_NOWHERE;
 655         if ((hitTestInfo.flags & TCHT_ONITEM) == TCHT_ONITEM)
 656             *flags |= wxNB_HITTEST_ONITEM;
 657         if ((hitTestInfo.flags & TCHT_ONITEMICON) == TCHT_ONITEMICON)
 658             *flags |= wxNB_HITTEST_ONICON;
 659         if ((hitTestInfo.flags & TCHT_ONITEMLABEL) == TCHT_ONITEMLABEL)
 660             *flags |= wxNB_HITTEST_ONLABEL;
 661     }
 662
 663     return item;
 664 }
 665
 666
 667 // ----------------------------------------------------------------------------
 668 // wxNotebook callbacks
 669 // ----------------------------------------------------------------------------
 670
 671 void wxNotebook::OnSize(wxSizeEvent& event)
 672 {
 673   // fit the notebook page to the tab control's display area
 674   RECT rc;
 675   rc.left = rc.top = 0;
 676   GetSize((int *)&rc.right, (int *)&rc.bottom);
 677
 678   TabCtrl_AdjustRect(m_hwnd, FALSE, &rc);
 679
 680   int width = rc.right - rc.left,
 681       height = rc.bottom - rc.top;
 682   size_t nCount = m_pages.Count();
 683   for ( size_t nPage = 0; nPage < nCount; nPage++ ) {
 684     wxNotebookPage *pPage = m_pages[nPage];
 685     pPage->SetSize(rc.left, rc.top, width, height);
 686   }
 687
 688   event.Skip();
 689 }
 690
 691 void wxNotebook::OnSelChange(wxNotebookEvent& event)
 692 {
 693   // is it our tab control?
 694   if ( event.GetEventObject() == this )
 695   {
 696       int sel = event.GetOldSelection();
 697       if ( sel != -1 )
 698         m_pages[sel]->Show(FALSE);
 699
 700       sel = event.GetSelection();
 701       if ( sel != -1 )
 702       {
 703         wxNotebookPage *pPage = m_pages[sel];
 704         pPage->Show(TRUE);
 705         pPage->SetFocus();
 706       }
 707
 708       m_nSelection = sel;
 709   }
 710
 711   // we want to give others a chance to process this message as well
 712   event.Skip();
 713 }
 714
 715 void wxNotebook::OnSetFocus(wxFocusEvent& event)
 716 {
 717     // this function is only called when the focus is explicitly set (i.e. from
 718     // the program) to the notebook - in this case we don't need the
 719     // complicated OnNavigationKey() logic because the programmer knows better
 720     // what [s]he wants
 721
 722     // set focus to the currently selected page if any
 723     if ( m_nSelection != -1 )
 724         m_pages[m_nSelection]->SetFocus();
 725
 726     event.Skip();
 727 }
 728
 729 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 730 {
 731     if ( event.IsWindowChange() ) {
 732         // change pages
 733         AdvanceSelection(event.GetDirection());
 734     }
 735     else {
 736         // we get this event in 2 cases
 737         //
 738         // a) one of our pages might have generated it because the user TABbed
 739         // out from it in which case we should propagate the event upwards and
 740         // our parent will take care of setting the focus to prev/next sibling
 741         //
 742         // or
 743         //
 744         // b) the parent panel wants to give the focus to us so that we
 745         // forward it to our selected page. We can't deal with this in
 746         // OnSetFocus() because we don't know which direction the focus came
 747         // from in this case and so can't choose between setting the focus to
 748         // first or last panel child
 749         wxWindow *parent = GetParent();
 750         // the cast is here to fic a GCC ICE
 751         if ( ((wxWindow*)event.GetEventObject()) == parent )
 752         {
 753             // no, it doesn't come from child, case (b): forward to a page
 754             if ( m_nSelection != -1 )
 755             {
 756                 // so that the page knows that the event comes from it's parent
 757                 // and is being propagated downwards
 758                 event.SetEventObject(this);
 759
 760                 wxWindow *page = m_pages[m_nSelection];
 761                 if ( !page->GetEventHandler()->ProcessEvent(event) )
 762                 {
 763                     page->SetFocus();
 764                 }
 765                 //else: page manages focus inside it itself
 766             }
 767             else
 768             {
 769                 // we have no pages - still have to give focus to _something_
 770                 SetFocus();
 771             }
 772         }
 773         else
 774         {
 775             // it comes from our child, case (a), pass to the parent
 776             if ( parent ) {
 777                 event.SetCurrentFocus(this);
 778                 parent->GetEventHandler()->ProcessEvent(event);
 779             }
 780         }
 781     }
 782 }
 783
 784 // ----------------------------------------------------------------------------
 785 // wxNotebook base class virtuals
 786 // ----------------------------------------------------------------------------
 787
 788 #if wxUSE_CONSTRAINTS
 789
 790 // override these 2 functions to do nothing: everything is done in OnSize
 791
 792 void wxNotebook::SetConstraintSizes(bool WXUNUSED(recurse))
 793 {
 794   // don't set the sizes of the pages - their correct size is not yet known
 795   wxControl::SetConstraintSizes(FALSE);
 796 }
 797
 798 bool wxNotebook::DoPhase(int WXUNUSED(nPhase))
 799 {
 800   return TRUE;
 801 }
 802
 803 #endif // wxUSE_CONSTRAINTS
 804
 805 // ----------------------------------------------------------------------------
 806 // wxNotebook Windows message handlers
 807 // ----------------------------------------------------------------------------
 808
 809 bool wxNotebook::MSWOnScroll(int orientation, WXWORD nSBCode,
 810                              WXWORD pos, WXHWND control)
 811 {
 812     // don't generate EVT_SCROLLWIN events for the WM_SCROLLs coming from the
 813     // up-down control
 814     if ( control )
 815         return FALSE;
 816
 817     return wxNotebookBase::MSWOnScroll(orientation, nSBCode, pos, control);
 818 }
 819
 820 bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result)
 821 {
 822   wxNotebookEvent event(wxEVT_NULL, m_windowId);
 823
 824   NMHDR* hdr = (NMHDR *)lParam;
 825   switch ( hdr->code ) {
 826     case TCN_SELCHANGE:
 827       event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED);
 828       break;
 829
 830     case TCN_SELCHANGING:
 831       event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING);
 832       break;
 833
 834     default:
 835       return wxControl::MSWOnNotify(idCtrl, lParam, result);
 836   }
 837
 838   event.SetSelection(TabCtrl_GetCurSel(m_hwnd));
 839   event.SetOldSelection(m_nSelection);
 840   event.SetEventObject(this);
 841   event.SetInt(idCtrl);
 842
 843   bool processed = GetEventHandler()->ProcessEvent(event);
 844   *result = !event.IsAllowed();
 845   return processed;
 846 }
 847
 848 // Windows only: attempts to get colour for UX theme page background
 849 wxColour wxNotebook::GetThemeBackgroundColour()
 850 {
 851 #if wxUSE_UXTHEME
 852     if (wxUxThemeEngine::Get())
 853     {
 854         wxUxThemeHandle hTheme(this, L"TAB");
 855         if (hTheme)
 856         {
 857             // This is total guesswork.
 858             // See PlatformSDK\Include\Tmschema.h for values
 859             COLORREF themeColor;
 860             wxUxThemeEngine::Get()->GetThemeColor
 861                                     (
 862                                         hTheme,
 863                                         10 /* TABP_BODY */,
 864                                         1 /* NORMAL */,
 865                                         3821, /* FILLCOLORHINT */
 866                                         & themeColor
 867                                     );
 868
 869             wxColour colour(GetRValue(themeColor), GetGValue(themeColor), GetBValue(themeColor));
 870             return colour;
 871         }
 872     }
 873 #endif // wxUSE_UXTHEME
 874
 875     return GetBackgroundColour();
 876 }
 877
 878 // Windows only: attempts to apply the UX theme page background to this page
 879 #if wxUSE_UXTHEME
 880 void wxNotebook::ApplyThemeBackground(wxWindow* window, const wxColour& colour)
 881 #else
 882 void wxNotebook::ApplyThemeBackground(wxWindow*, const wxColour&)
 883 #endif
 884 {
 885 #if wxUSE_UXTHEME
 886     // Don't set the background for buttons since this will
 887     // switch it into ownerdraw mode
 888     if (window->IsKindOf(CLASSINFO(wxButton)) && !window->IsKindOf(CLASSINFO(wxBitmapButton)))
 889         // This is essential, otherwise you'll see dark grey
 890         // corners in the buttons.
 891         ((wxButton*)window)->wxControl::SetBackgroundColour(colour);
 892     else if (window->IsKindOf(CLASSINFO(wxStaticText)) ||
 893              window->IsKindOf(CLASSINFO(wxStaticBox)) ||
 894              window->IsKindOf(CLASSINFO(wxStaticLine)) ||
 895              window->IsKindOf(CLASSINFO(wxRadioButton)) ||
 896              window->IsKindOf(CLASSINFO(wxRadioBox)) ||
 897              window->IsKindOf(CLASSINFO(wxCheckBox)) ||
 898              window->IsKindOf(CLASSINFO(wxBitmapButton)) ||
 899              window->IsKindOf(CLASSINFO(wxSlider)) ||
 900              window->IsKindOf(CLASSINFO(wxPanel)) ||
 901              (window->IsKindOf(CLASSINFO(wxNotebook)) && (window != this)) ||
 902              window->IsKindOf(CLASSINFO(wxScrolledWindow))
 903         )
 904     {
 905         window->SetBackgroundColour(colour);
 906     }
 907
 908     for ( wxWindowList::compatibility_iterator node = window->GetChildren().GetFirst(); node; node = node->GetNext() )
 909     {
 910         wxWindow *child = node->GetData();
 911         ApplyThemeBackground(child, colour);
 912     }
 913 #endif
 914 }
 915
 916 long wxNotebook::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 917 {
 918     static bool g_TestedForTheme = FALSE;
 919     static bool g_UseTheme = FALSE;
 920     switch ( nMsg )
 921     {
 922         case WM_ERASEBKGND:
 923         {
 924             if (!g_TestedForTheme)
 925             {
 926                 int commCtrlVersion = wxTheApp->GetComCtl32Version() ;
 927
 928                 g_UseTheme = (commCtrlVersion >= 600);
 929                 g_TestedForTheme = TRUE;
 930             }
 931
 932             // If using XP themes, it seems we can get away
 933             // with not drawing a background, which reduces flicker.
 934             if (g_UseTheme)
 935                 return TRUE;
 936         }
 937     }
 938
 939     return wxControl::MSWWindowProc(nMsg, wParam, lParam);
 940 }
 941
 942
 943 #endif // wxUSE_NOTEBOOK