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