src/aui/auibook.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/aui/auibook.cpp
   3 // Purpose:     wxaui: wx advanced user interface - notebook
   4 // Author:      Benjamin I. Williams
   5 // Modified by: Jens Lody
   6 // Created:     2006-06-28
   7 // Copyright:   (C) Copyright 2006, Kirix Corporation, All Rights Reserved
   8 // Licence:     wxWindows Library Licence, Version 3.1
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 // ----------------------------------------------------------------------------
  12 // headers
  13 // ----------------------------------------------------------------------------
  14
  15 #include "wx/wxprec.h"
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #if wxUSE_AUI
  22
  23 #include "wx/aui/auibook.h"
  24
  25 #ifndef WX_PRECOMP
  26     #include "wx/settings.h"
  27     #include "wx/dcclient.h"
  28     #include "wx/dcmemory.h"
  29 #endif
  30
  31 #include "wx/aui/tabmdi.h"
  32
  33 #ifdef __WXMAC__
  34 #include "wx/osx/private.h"
  35 #endif
  36
  37 #include "wx/arrimpl.cpp"
  38 WX_DEFINE_OBJARRAY(wxAuiNotebookPageArray)
  39 WX_DEFINE_OBJARRAY(wxAuiTabContainerButtonArray)
  40
  41 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE, wxAuiNotebookEvent);
  42 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSED, wxAuiNotebookEvent);
  43 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, wxAuiNotebookEvent);
  44 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED, wxAuiNotebookEvent);
  45 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BUTTON, wxAuiNotebookEvent);
  46 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG, wxAuiNotebookEvent);
  47 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG, wxAuiNotebookEvent);
  48 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG, wxAuiNotebookEvent);
  49 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION, wxAuiNotebookEvent);
  50 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND, wxAuiNotebookEvent);
  51 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, wxAuiNotebookEvent);
  52 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, wxAuiNotebookEvent);
  53 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, wxAuiNotebookEvent);
  54 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, wxAuiNotebookEvent);
  55 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, wxAuiNotebookEvent);
  56 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, wxAuiNotebookEvent);
  57
  58 IMPLEMENT_CLASS(wxAuiNotebook, wxControl)
  59 IMPLEMENT_CLASS(wxAuiTabCtrl, wxControl)
  60 IMPLEMENT_DYNAMIC_CLASS(wxAuiNotebookEvent, wxBookCtrlEvent)
  61
  62
  63 // -- wxAuiTabContainer class implementation --
  64
  65
  66 // wxAuiTabContainer is a class which contains information about each
  67 // tab.  It also can render an entire tab control to a specified DC.
  68 // It's not a window class itself, because this code will be used by
  69 // the wxFrameMananger, where it is disadvantageous to have separate
  70 // windows for each tab control in the case of "docked tabs"
  71
  72 // A derived class, wxAuiTabCtrl, is an actual wxWindow-derived window
  73 // which can be used as a tab control in the normal sense.
  74
  75
  76 wxAuiTabContainer::wxAuiTabContainer()
  77 {
  78     m_tabOffset = 0;
  79     m_flags = 0;
  80     m_art = new wxAuiDefaultTabArt;
  81
  82     AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
  83     AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
  84     AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
  85     AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
  86 }
  87
  88 wxAuiTabContainer::~wxAuiTabContainer()
  89 {
  90     delete m_art;
  91 }
  92
  93 void wxAuiTabContainer::SetArtProvider(wxAuiTabArt* art)
  94 {
  95     delete m_art;
  96     m_art = art;
  97
  98     if (m_art)
  99     {
 100         m_art->SetFlags(m_flags);
 101     }
 102 }
 103
 104 wxAuiTabArt* wxAuiTabContainer::GetArtProvider() const
 105 {
 106     return m_art;
 107 }
 108
 109 void wxAuiTabContainer::SetFlags(unsigned int flags)
 110 {
 111     m_flags = flags;
 112
 113     // check for new close button settings
 114     RemoveButton(wxAUI_BUTTON_LEFT);
 115     RemoveButton(wxAUI_BUTTON_RIGHT);
 116     RemoveButton(wxAUI_BUTTON_WINDOWLIST);
 117     RemoveButton(wxAUI_BUTTON_CLOSE);
 118
 119
 120     if (flags & wxAUI_NB_SCROLL_BUTTONS)
 121     {
 122         AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
 123         AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
 124     }
 125
 126     if (flags & wxAUI_NB_WINDOWLIST_BUTTON)
 127     {
 128         AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
 129     }
 130
 131     if (flags & wxAUI_NB_CLOSE_BUTTON)
 132     {
 133         AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
 134     }
 135
 136     if (m_art)
 137     {
 138         m_art->SetFlags(m_flags);
 139     }
 140 }
 141
 142 unsigned int wxAuiTabContainer::GetFlags() const
 143 {
 144     return m_flags;
 145 }
 146
 147
 148 void wxAuiTabContainer::SetNormalFont(const wxFont& font)
 149 {
 150     m_art->SetNormalFont(font);
 151 }
 152
 153 void wxAuiTabContainer::SetSelectedFont(const wxFont& font)
 154 {
 155     m_art->SetSelectedFont(font);
 156 }
 157
 158 void wxAuiTabContainer::SetMeasuringFont(const wxFont& font)
 159 {
 160     m_art->SetMeasuringFont(font);
 161 }
 162
 163 void wxAuiTabContainer::SetColour(const wxColour& colour)
 164 {
 165     m_art->SetColour(colour);
 166 }
 167
 168 void wxAuiTabContainer::SetActiveColour(const wxColour& colour)
 169 {
 170     m_art->SetActiveColour(colour);
 171 }
 172
 173 void wxAuiTabContainer::SetRect(const wxRect& rect)
 174 {
 175     m_rect = rect;
 176
 177     if (m_art)
 178     {
 179         m_art->SetSizingInfo(rect.GetSize(), m_pages.GetCount());
 180     }
 181 }
 182
 183 bool wxAuiTabContainer::AddPage(wxWindow* page,
 184                                 const wxAuiNotebookPage& info)
 185 {
 186     wxAuiNotebookPage page_info;
 187     page_info = info;
 188     page_info.window = page;
 189
 190     m_pages.Add(page_info);
 191
 192     // let the art provider know how many pages we have
 193     if (m_art)
 194     {
 195         m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
 196     }
 197
 198     return true;
 199 }
 200
 201 bool wxAuiTabContainer::InsertPage(wxWindow* page,
 202                                    const wxAuiNotebookPage& info,
 203                                    size_t idx)
 204 {
 205     wxAuiNotebookPage page_info;
 206     page_info = info;
 207     page_info.window = page;
 208
 209     if (idx >= m_pages.GetCount())
 210         m_pages.Add(page_info);
 211     else
 212         m_pages.Insert(page_info, idx);
 213
 214     // let the art provider know how many pages we have
 215     if (m_art)
 216     {
 217         m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
 218     }
 219
 220     return true;
 221 }
 222
 223 bool wxAuiTabContainer::MovePage(wxWindow* page,
 224                                  size_t new_idx)
 225 {
 226     int idx = GetIdxFromWindow(page);
 227     if (idx == -1)
 228         return false;
 229
 230     // get page entry, make a copy of it
 231     wxAuiNotebookPage p = GetPage(idx);
 232
 233     // remove old page entry
 234     RemovePage(page);
 235
 236     // insert page where it should be
 237     InsertPage(page, p, new_idx);
 238
 239     return true;
 240 }
 241
 242 bool wxAuiTabContainer::RemovePage(wxWindow* wnd)
 243 {
 244     size_t i, page_count = m_pages.GetCount();
 245     for (i = 0; i < page_count; ++i)
 246     {
 247         wxAuiNotebookPage& page = m_pages.Item(i);
 248         if (page.window == wnd)
 249         {
 250             m_pages.RemoveAt(i);
 251
 252             // let the art provider know how many pages we have
 253             if (m_art)
 254             {
 255                 m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
 256             }
 257
 258             return true;
 259         }
 260     }
 261
 262     return false;
 263 }
 264
 265 bool wxAuiTabContainer::SetActivePage(wxWindow* wnd)
 266 {
 267     bool found = false;
 268
 269     size_t i, page_count = m_pages.GetCount();
 270     for (i = 0; i < page_count; ++i)
 271     {
 272         wxAuiNotebookPage& page = m_pages.Item(i);
 273         if (page.window == wnd)
 274         {
 275             page.active = true;
 276             found = true;
 277         }
 278         else
 279         {
 280             page.active = false;
 281         }
 282     }
 283
 284     return found;
 285 }
 286
 287 void wxAuiTabContainer::SetNoneActive()
 288 {
 289     size_t i, page_count = m_pages.GetCount();
 290     for (i = 0; i < page_count; ++i)
 291     {
 292         wxAuiNotebookPage& page = m_pages.Item(i);
 293         page.active = false;
 294     }
 295 }
 296
 297 bool wxAuiTabContainer::SetActivePage(size_t page)
 298 {
 299     if (page >= m_pages.GetCount())
 300         return false;
 301
 302     return SetActivePage(m_pages.Item(page).window);
 303 }
 304
 305 int wxAuiTabContainer::GetActivePage() const
 306 {
 307     size_t i, page_count = m_pages.GetCount();
 308     for (i = 0; i < page_count; ++i)
 309     {
 310         wxAuiNotebookPage& page = m_pages.Item(i);
 311         if (page.active)
 312             return i;
 313     }
 314
 315     return -1;
 316 }
 317
 318 wxWindow* wxAuiTabContainer::GetWindowFromIdx(size_t idx) const
 319 {
 320     if (idx >= m_pages.GetCount())
 321         return NULL;
 322
 323     return m_pages[idx].window;
 324 }
 325
 326 int wxAuiTabContainer::GetIdxFromWindow(wxWindow* wnd) const
 327 {
 328     const size_t page_count = m_pages.GetCount();
 329     for ( size_t i = 0; i < page_count; ++i )
 330     {
 331         wxAuiNotebookPage& page = m_pages.Item(i);
 332         if (page.window == wnd)
 333             return i;
 334     }
 335     return wxNOT_FOUND;
 336 }
 337
 338 wxAuiNotebookPage& wxAuiTabContainer::GetPage(size_t idx)
 339 {
 340     wxASSERT_MSG(idx < m_pages.GetCount(), wxT("Invalid Page index"));
 341
 342     return m_pages[idx];
 343 }
 344
 345 const wxAuiNotebookPage& wxAuiTabContainer::GetPage(size_t idx) const
 346 {
 347     wxASSERT_MSG(idx < m_pages.GetCount(), wxT("Invalid Page index"));
 348
 349     return m_pages[idx];
 350 }
 351
 352 wxAuiNotebookPageArray& wxAuiTabContainer::GetPages()
 353 {
 354     return m_pages;
 355 }
 356
 357 size_t wxAuiTabContainer::GetPageCount() const
 358 {
 359     return m_pages.GetCount();
 360 }
 361
 362 void wxAuiTabContainer::AddButton(int id,
 363                                   int location,
 364                                   const wxBitmap& normalBitmap,
 365                                   const wxBitmap& disabledBitmap)
 366 {
 367     wxAuiTabContainerButton button;
 368     button.id = id;
 369     button.bitmap = normalBitmap;
 370     button.disBitmap = disabledBitmap;
 371     button.location = location;
 372     button.curState = wxAUI_BUTTON_STATE_NORMAL;
 373
 374     m_buttons.Add(button);
 375 }
 376
 377 void wxAuiTabContainer::RemoveButton(int id)
 378 {
 379     size_t i, button_count = m_buttons.GetCount();
 380
 381     for (i = 0; i < button_count; ++i)
 382     {
 383         if (m_buttons.Item(i).id == id)
 384         {
 385             m_buttons.RemoveAt(i);
 386             return;
 387         }
 388     }
 389 }
 390
 391
 392
 393 size_t wxAuiTabContainer::GetTabOffset() const
 394 {
 395     return m_tabOffset;
 396 }
 397
 398 void wxAuiTabContainer::SetTabOffset(size_t offset)
 399 {
 400     m_tabOffset = offset;
 401 }
 402
 403
 404
 405
 406 // Render() renders the tab catalog to the specified DC
 407 // It is a virtual function and can be overridden to
 408 // provide custom drawing capabilities
 409 void wxAuiTabContainer::Render(wxDC* raw_dc, wxWindow* wnd)
 410 {
 411     if (!raw_dc || !raw_dc->IsOk())
 412         return;
 413
 414     wxMemoryDC dc;
 415
 416     // use the same layout direction as the window DC uses to ensure that the
 417     // text is rendered correctly
 418     dc.SetLayoutDirection(raw_dc->GetLayoutDirection());
 419
 420     wxBitmap bmp;
 421     size_t i;
 422     size_t page_count = m_pages.GetCount();
 423     size_t button_count = m_buttons.GetCount();
 424
 425     // create off-screen bitmap
 426     bmp.Create(m_rect.GetWidth(), m_rect.GetHeight());
 427     dc.SelectObject(bmp);
 428
 429     if (!dc.IsOk())
 430         return;
 431
 432     // find out if size of tabs is larger than can be
 433     // afforded on screen
 434     int total_width = 0;
 435     int visible_width = 0;
 436     for (i = 0; i < page_count; ++i)
 437     {
 438         wxAuiNotebookPage& page = m_pages.Item(i);
 439
 440         // determine if a close button is on this tab
 441         bool close_button = false;
 442         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
 443             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
 444         {
 445             close_button = true;
 446         }
 447
 448
 449         int x_extent = 0;
 450         wxSize size = m_art->GetTabSize(dc,
 451                             wnd,
 452                             page.caption,
 453                             page.bitmap,
 454                             page.active,
 455                             close_button ?
 456                               wxAUI_BUTTON_STATE_NORMAL :
 457                               wxAUI_BUTTON_STATE_HIDDEN,
 458                             &x_extent);
 459
 460         if (i+1 < page_count)
 461             total_width += x_extent;
 462         else
 463             total_width += size.x;
 464
 465         if (i >= m_tabOffset)
 466         {
 467             if (i+1 < page_count)
 468                 visible_width += x_extent;
 469             else
 470                 visible_width += size.x;
 471         }
 472     }
 473
 474     if (total_width > m_rect.GetWidth() || m_tabOffset != 0)
 475     {
 476         // show left/right buttons
 477         for (i = 0; i < button_count; ++i)
 478         {
 479             wxAuiTabContainerButton& button = m_buttons.Item(i);
 480             if (button.id == wxAUI_BUTTON_LEFT ||
 481                 button.id == wxAUI_BUTTON_RIGHT)
 482             {
 483                 button.curState &= ~wxAUI_BUTTON_STATE_HIDDEN;
 484             }
 485         }
 486     }
 487     else
 488     {
 489         // hide left/right buttons
 490         for (i = 0; i < button_count; ++i)
 491         {
 492             wxAuiTabContainerButton& button = m_buttons.Item(i);
 493             if (button.id == wxAUI_BUTTON_LEFT ||
 494                 button.id == wxAUI_BUTTON_RIGHT)
 495             {
 496                 button.curState |= wxAUI_BUTTON_STATE_HIDDEN;
 497             }
 498         }
 499     }
 500
 501     // determine whether left button should be enabled
 502     for (i = 0; i < button_count; ++i)
 503     {
 504         wxAuiTabContainerButton& button = m_buttons.Item(i);
 505         if (button.id == wxAUI_BUTTON_LEFT)
 506         {
 507             if (m_tabOffset == 0)
 508                 button.curState |= wxAUI_BUTTON_STATE_DISABLED;
 509             else
 510                 button.curState &= ~wxAUI_BUTTON_STATE_DISABLED;
 511         }
 512         if (button.id == wxAUI_BUTTON_RIGHT)
 513         {
 514             if (visible_width < m_rect.GetWidth() - ((int)button_count*16))
 515                 button.curState |= wxAUI_BUTTON_STATE_DISABLED;
 516             else
 517                 button.curState &= ~wxAUI_BUTTON_STATE_DISABLED;
 518         }
 519     }
 520
 521
 522
 523     // draw background
 524     m_art->DrawBackground(dc, wnd, m_rect);
 525
 526     // draw buttons
 527     int left_buttons_width = 0;
 528     int right_buttons_width = 0;
 529
 530     int offset = 0;
 531
 532     // draw the buttons on the right side
 533     offset = m_rect.x + m_rect.width;
 534     for (i = 0; i < button_count; ++i)
 535     {
 536         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 537
 538         if (button.location != wxRIGHT)
 539             continue;
 540         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
 541             continue;
 542
 543         wxRect button_rect = m_rect;
 544         button_rect.SetY(1);
 545         button_rect.SetWidth(offset);
 546
 547         m_art->DrawButton(dc,
 548                           wnd,
 549                           button_rect,
 550                           button.id,
 551                           button.curState,
 552                           wxRIGHT,
 553                           &button.rect);
 554
 555         offset -= button.rect.GetWidth();
 556         right_buttons_width += button.rect.GetWidth();
 557     }
 558
 559
 560
 561     offset = 0;
 562
 563     // draw the buttons on the left side
 564
 565     for (i = 0; i < button_count; ++i)
 566     {
 567         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 568
 569         if (button.location != wxLEFT)
 570             continue;
 571         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
 572             continue;
 573
 574         wxRect button_rect(offset, 1, 1000, m_rect.height);
 575
 576         m_art->DrawButton(dc,
 577                           wnd,
 578                           button_rect,
 579                           button.id,
 580                           button.curState,
 581                           wxLEFT,
 582                           &button.rect);
 583
 584         offset += button.rect.GetWidth();
 585         left_buttons_width += button.rect.GetWidth();
 586     }
 587
 588     offset = left_buttons_width;
 589
 590     if (offset == 0)
 591         offset += m_art->GetIndentSize();
 592
 593
 594     // prepare the tab-close-button array
 595     // make sure tab button entries which aren't used are marked as hidden
 596     for (i = page_count; i < m_tabCloseButtons.GetCount(); ++i)
 597         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
 598
 599     // make sure there are enough tab button entries to accommodate all tabs
 600     while (m_tabCloseButtons.GetCount() < page_count)
 601     {
 602         wxAuiTabContainerButton tempbtn;
 603         tempbtn.id = wxAUI_BUTTON_CLOSE;
 604         tempbtn.location = wxCENTER;
 605         tempbtn.curState = wxAUI_BUTTON_STATE_HIDDEN;
 606         m_tabCloseButtons.Add(tempbtn);
 607     }
 608
 609
 610     // buttons before the tab offset must be set to hidden
 611     for (i = 0; i < m_tabOffset; ++i)
 612     {
 613         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
 614     }
 615
 616
 617     // draw the tabs
 618
 619     size_t active = 999;
 620     int active_offset = 0;
 621     wxRect active_rect;
 622
 623     int x_extent = 0;
 624     wxRect rect = m_rect;
 625     rect.y = 0;
 626     rect.height = m_rect.height;
 627
 628     for (i = m_tabOffset; i < page_count; ++i)
 629     {
 630         wxAuiNotebookPage& page = m_pages.Item(i);
 631         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(i);
 632
 633         // determine if a close button is on this tab
 634         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
 635             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
 636         {
 637             if (tab_button.curState == wxAUI_BUTTON_STATE_HIDDEN)
 638             {
 639                 tab_button.id = wxAUI_BUTTON_CLOSE;
 640                 tab_button.curState = wxAUI_BUTTON_STATE_NORMAL;
 641                 tab_button.location = wxCENTER;
 642             }
 643         }
 644         else
 645         {
 646             tab_button.curState = wxAUI_BUTTON_STATE_HIDDEN;
 647         }
 648
 649         rect.x = offset;
 650         rect.width = m_rect.width - right_buttons_width - offset - 2;
 651
 652         if (rect.width <= 0)
 653             break;
 654
 655         m_art->DrawTab(dc,
 656                        wnd,
 657                        page,
 658                        rect,
 659                        tab_button.curState,
 660                        &page.rect,
 661                        &tab_button.rect,
 662                        &x_extent);
 663
 664         if (page.active)
 665         {
 666             active = i;
 667             active_offset = offset;
 668             active_rect = rect;
 669         }
 670
 671         offset += x_extent;
 672     }
 673
 674
 675     // make sure to deactivate buttons which are off the screen to the right
 676     for (++i; i < m_tabCloseButtons.GetCount(); ++i)
 677     {
 678         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
 679     }
 680
 681
 682     // draw the active tab again so it stands in the foreground
 683     if (active >= m_tabOffset && active < m_pages.GetCount())
 684     {
 685         wxAuiNotebookPage& page = m_pages.Item(active);
 686
 687         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(active);
 688
 689         rect.x = active_offset;
 690         m_art->DrawTab(dc,
 691                        wnd,
 692                        page,
 693                        active_rect,
 694                        tab_button.curState,
 695                        &page.rect,
 696                        &tab_button.rect,
 697                        &x_extent);
 698     }
 699
 700
 701     raw_dc->Blit(m_rect.x, m_rect.y,
 702                  m_rect.GetWidth(), m_rect.GetHeight(),
 703                  &dc, 0, 0);
 704 }
 705
 706 // Is the tab visible?
 707 bool wxAuiTabContainer::IsTabVisible(int tabPage, int tabOffset, wxDC* dc, wxWindow* wnd)
 708 {
 709     if (!dc || !dc->IsOk())
 710         return false;
 711
 712     size_t i;
 713     size_t page_count = m_pages.GetCount();
 714     size_t button_count = m_buttons.GetCount();
 715
 716     // Hasn't been rendered yet; assume it's visible
 717     if (m_tabCloseButtons.GetCount() < page_count)
 718         return true;
 719
 720     // First check if both buttons are disabled - if so, there's no need to
 721     // check further for visibility.
 722     int arrowButtonVisibleCount = 0;
 723     for (i = 0; i < button_count; ++i)
 724     {
 725         wxAuiTabContainerButton& button = m_buttons.Item(i);
 726         if (button.id == wxAUI_BUTTON_LEFT ||
 727             button.id == wxAUI_BUTTON_RIGHT)
 728         {
 729             if ((button.curState & wxAUI_BUTTON_STATE_HIDDEN) == 0)
 730                 arrowButtonVisibleCount ++;
 731         }
 732     }
 733
 734     // Tab must be visible
 735     if (arrowButtonVisibleCount == 0)
 736         return true;
 737
 738     // If tab is less than the given offset, it must be invisible by definition
 739     if (tabPage < tabOffset)
 740         return false;
 741
 742     // draw buttons
 743     int left_buttons_width = 0;
 744     int right_buttons_width = 0;
 745
 746     int offset = 0;
 747
 748     // calculate size of the buttons on the right side
 749     offset = m_rect.x + m_rect.width;
 750     for (i = 0; i < button_count; ++i)
 751     {
 752         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 753
 754         if (button.location != wxRIGHT)
 755             continue;
 756         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
 757             continue;
 758
 759         offset -= button.rect.GetWidth();
 760         right_buttons_width += button.rect.GetWidth();
 761     }
 762
 763     offset = 0;
 764
 765     // calculate size of the buttons on the left side
 766     for (i = 0; i < button_count; ++i)
 767     {
 768         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 769
 770         if (button.location != wxLEFT)
 771             continue;
 772         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
 773             continue;
 774
 775         offset += button.rect.GetWidth();
 776         left_buttons_width += button.rect.GetWidth();
 777     }
 778
 779     offset = left_buttons_width;
 780
 781     if (offset == 0)
 782         offset += m_art->GetIndentSize();
 783
 784     wxRect active_rect;
 785
 786     wxRect rect = m_rect;
 787     rect.y = 0;
 788     rect.height = m_rect.height;
 789
 790     // See if the given page is visible at the given tab offset (effectively scroll position)
 791     for (i = tabOffset; i < page_count; ++i)
 792     {
 793         wxAuiNotebookPage& page = m_pages.Item(i);
 794         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(i);
 795
 796         rect.x = offset;
 797         rect.width = m_rect.width - right_buttons_width - offset - 2;
 798
 799         if (rect.width <= 0)
 800             return false; // haven't found the tab, and we've run out of space, so return false
 801
 802         int x_extent = 0;
 803         m_art->GetTabSize(*dc,
 804                             wnd,
 805                             page.caption,
 806                             page.bitmap,
 807                             page.active,
 808                             tab_button.curState,
 809                             &x_extent);
 810
 811         offset += x_extent;
 812
 813         if (i == (size_t) tabPage)
 814         {
 815             // If not all of the tab is visible, and supposing there's space to display it all,
 816             // we could do better so we return false.
 817             if (((m_rect.width - right_buttons_width - offset - 2) <= 0) && ((m_rect.width - right_buttons_width - left_buttons_width) > x_extent))
 818                 return false;
 819             else
 820                 return true;
 821         }
 822     }
 823
 824     // Shouldn't really get here, but if it does, assume the tab is visible to prevent
 825     // further looping in calling code.
 826     return true;
 827 }
 828
 829 // Make the tab visible if it wasn't already
 830 void wxAuiTabContainer::MakeTabVisible(int tabPage, wxWindow* win)
 831 {
 832     wxClientDC dc(win);
 833     if (!IsTabVisible(tabPage, GetTabOffset(), & dc, win))
 834     {
 835         int i;
 836         for (i = 0; i < (int) m_pages.GetCount(); i++)
 837         {
 838             if (IsTabVisible(tabPage, i, & dc, win))
 839             {
 840                 SetTabOffset(i);
 841                 win->Refresh();
 842                 return;
 843             }
 844         }
 845     }
 846 }
 847
 848 // TabHitTest() tests if a tab was hit, passing the window pointer
 849 // back if that condition was fulfilled.  The function returns
 850 // true if a tab was hit, otherwise false
 851 bool wxAuiTabContainer::TabHitTest(int x, int y, wxWindow** hit) const
 852 {
 853     if (!m_rect.Contains(x,y))
 854         return false;
 855
 856     wxAuiTabContainerButton* btn = NULL;
 857     if (ButtonHitTest(x, y, &btn) && !(btn->curState & wxAUI_BUTTON_STATE_DISABLED))
 858     {
 859         if (m_buttons.Index(*btn) != wxNOT_FOUND)
 860             return false;
 861     }
 862
 863     size_t i, page_count = m_pages.GetCount();
 864
 865     for (i = m_tabOffset; i < page_count; ++i)
 866     {
 867         wxAuiNotebookPage& page = m_pages.Item(i);
 868         if (page.rect.Contains(x,y))
 869         {
 870             if (hit)
 871                 *hit = page.window;
 872             return true;
 873         }
 874     }
 875
 876     return false;
 877 }
 878
 879 // ButtonHitTest() tests if a button was hit. The function returns
 880 // true if a button was hit, otherwise false
 881 bool wxAuiTabContainer::ButtonHitTest(int x, int y,
 882                                       wxAuiTabContainerButton** hit) const
 883 {
 884     if (!m_rect.Contains(x,y))
 885         return false;
 886
 887     size_t i, button_count;
 888
 889
 890     button_count = m_buttons.GetCount();
 891     for (i = 0; i < button_count; ++i)
 892     {
 893         wxAuiTabContainerButton& button = m_buttons.Item(i);
 894         if (button.rect.Contains(x,y) &&
 895             !(button.curState & wxAUI_BUTTON_STATE_HIDDEN ))
 896         {
 897             if (hit)
 898                 *hit = &button;
 899             return true;
 900         }
 901     }
 902
 903     button_count = m_tabCloseButtons.GetCount();
 904     for (i = 0; i < button_count; ++i)
 905     {
 906         wxAuiTabContainerButton& button = m_tabCloseButtons.Item(i);
 907         if (button.rect.Contains(x,y) &&
 908             !(button.curState & (wxAUI_BUTTON_STATE_HIDDEN |
 909                                    wxAUI_BUTTON_STATE_DISABLED)))
 910         {
 911             if (hit)
 912                 *hit = &button;
 913             return true;
 914         }
 915     }
 916
 917     return false;
 918 }
 919
 920
 921
 922 // the utility function ShowWnd() is the same as show,
 923 // except it handles wxAuiMDIChildFrame windows as well,
 924 // as the Show() method on this class is "unplugged"
 925 static void ShowWnd(wxWindow* wnd, bool show)
 926 {
 927 #if wxUSE_MDI
 928     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
 929     {
 930         wxAuiMDIChildFrame* cf = (wxAuiMDIChildFrame*)wnd;
 931         cf->DoShow(show);
 932     }
 933     else
 934 #endif
 935     {
 936         wnd->Show(show);
 937     }
 938 }
 939
 940
 941 // DoShowHide() this function shows the active window, then
 942 // hides all of the other windows (in that order)
 943 void wxAuiTabContainer::DoShowHide()
 944 {
 945     wxAuiNotebookPageArray& pages = GetPages();
 946     size_t i, page_count = pages.GetCount();
 947
 948     // show new active page first
 949     for (i = 0; i < page_count; ++i)
 950     {
 951         wxAuiNotebookPage& page = pages.Item(i);
 952         if (page.active)
 953         {
 954             ShowWnd(page.window, true);
 955             break;
 956         }
 957     }
 958
 959     // hide all other pages
 960     for (i = 0; i < page_count; ++i)
 961     {
 962         wxAuiNotebookPage& page = pages.Item(i);
 963         if (!page.active)
 964             ShowWnd(page.window, false);
 965     }
 966 }
 967
 968
 969
 970
 971
 972
 973 // -- wxAuiTabCtrl class implementation --
 974
 975
 976
 977 BEGIN_EVENT_TABLE(wxAuiTabCtrl, wxControl)
 978     EVT_PAINT(wxAuiTabCtrl::OnPaint)
 979     EVT_ERASE_BACKGROUND(wxAuiTabCtrl::OnEraseBackground)
 980     EVT_SIZE(wxAuiTabCtrl::OnSize)
 981     EVT_LEFT_DOWN(wxAuiTabCtrl::OnLeftDown)
 982     EVT_LEFT_DCLICK(wxAuiTabCtrl::OnLeftDClick)
 983     EVT_LEFT_UP(wxAuiTabCtrl::OnLeftUp)
 984     EVT_MIDDLE_DOWN(wxAuiTabCtrl::OnMiddleDown)
 985     EVT_MIDDLE_UP(wxAuiTabCtrl::OnMiddleUp)
 986     EVT_RIGHT_DOWN(wxAuiTabCtrl::OnRightDown)
 987     EVT_RIGHT_UP(wxAuiTabCtrl::OnRightUp)
 988     EVT_MOTION(wxAuiTabCtrl::OnMotion)
 989     EVT_LEAVE_WINDOW(wxAuiTabCtrl::OnLeaveWindow)
 990     EVT_AUINOTEBOOK_BUTTON(wxID_ANY, wxAuiTabCtrl::OnButton)
 991     EVT_SET_FOCUS(wxAuiTabCtrl::OnSetFocus)
 992     EVT_KILL_FOCUS(wxAuiTabCtrl::OnKillFocus)
 993     EVT_CHAR(wxAuiTabCtrl::OnChar)
 994     EVT_MOUSE_CAPTURE_LOST(wxAuiTabCtrl::OnCaptureLost)
 995 END_EVENT_TABLE()
 996
 997
 998 wxAuiTabCtrl::wxAuiTabCtrl(wxWindow* parent,
 999                            wxWindowID id,
1000                            const wxPoint& pos,
1001                            const wxSize& size,
1002                            long style) : wxControl(parent, id, pos, size, style)
1003 {
1004     SetName(wxT("wxAuiTabCtrl"));
1005     m_clickPt = wxDefaultPosition;
1006     m_isDragging = false;
1007     m_hoverButton = NULL;
1008     m_pressedButton = NULL;
1009 }
1010
1011 wxAuiTabCtrl::~wxAuiTabCtrl()
1012 {
1013 }
1014
1015 void wxAuiTabCtrl::OnPaint(wxPaintEvent&)
1016 {
1017     wxPaintDC dc(this);
1018
1019     dc.SetFont(GetFont());
1020
1021     if (GetPageCount() > 0)
1022         Render(&dc, this);
1023 }
1024
1025 void wxAuiTabCtrl::OnEraseBackground(wxEraseEvent& WXUNUSED(evt))
1026 {
1027 }
1028
1029 void wxAuiTabCtrl::OnSize(wxSizeEvent& evt)
1030 {
1031     wxSize s = evt.GetSize();
1032     wxRect r(0, 0, s.GetWidth(), s.GetHeight());
1033     SetRect(r);
1034 }
1035
1036 void wxAuiTabCtrl::OnLeftDown(wxMouseEvent& evt)
1037 {
1038     CaptureMouse();
1039     m_clickPt = wxDefaultPosition;
1040     m_isDragging = false;
1041     m_clickTab = NULL;
1042     m_pressedButton = NULL;
1043
1044
1045     wxWindow* wnd;
1046     if (TabHitTest(evt.m_x, evt.m_y, &wnd))
1047     {
1048         int new_selection = GetIdxFromWindow(wnd);
1049
1050         // wxAuiNotebooks always want to receive this event
1051         // even if the tab is already active, because they may
1052         // have multiple tab controls
1053         if ((new_selection != GetActivePage() ||
1054             GetParent()->IsKindOf(CLASSINFO(wxAuiNotebook))) && !m_hoverButton)
1055         {
1056             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1057             e.SetSelection(new_selection);
1058             e.SetOldSelection(GetActivePage());
1059             e.SetEventObject(this);
1060             GetEventHandler()->ProcessEvent(e);
1061         }
1062
1063         m_clickPt.x = evt.m_x;
1064         m_clickPt.y = evt.m_y;
1065         m_clickTab = wnd;
1066     }
1067
1068     if (m_hoverButton)
1069     {
1070         m_pressedButton = m_hoverButton;
1071         m_pressedButton->curState = wxAUI_BUTTON_STATE_PRESSED;
1072         Refresh();
1073         Update();
1074     }
1075 }
1076
1077 void wxAuiTabCtrl::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
1078 {
1079     if (m_isDragging)
1080     {
1081         m_isDragging = false;
1082
1083         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG, m_windowId);
1084         evt.SetSelection(GetIdxFromWindow(m_clickTab));
1085         evt.SetOldSelection(evt.GetSelection());
1086         evt.SetEventObject(this);
1087         GetEventHandler()->ProcessEvent(evt);
1088     }
1089 }
1090
1091 void wxAuiTabCtrl::OnLeftUp(wxMouseEvent& evt)
1092 {
1093     if (GetCapture() == this)
1094         ReleaseMouse();
1095
1096     if (m_isDragging)
1097     {
1098         m_isDragging = false;
1099
1100         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG, m_windowId);
1101         evt.SetSelection(GetIdxFromWindow(m_clickTab));
1102         evt.SetOldSelection(evt.GetSelection());
1103         evt.SetEventObject(this);
1104         GetEventHandler()->ProcessEvent(evt);
1105
1106         return;
1107     }
1108
1109     if (m_pressedButton)
1110     {
1111         // make sure we're still clicking the button
1112         wxAuiTabContainerButton* button = NULL;
1113         if (!ButtonHitTest(evt.m_x, evt.m_y, &button) ||
1114             button->curState & wxAUI_BUTTON_STATE_DISABLED)
1115             return;
1116
1117         if (button != m_pressedButton)
1118         {
1119             m_pressedButton = NULL;
1120             return;
1121         }
1122
1123         Refresh();
1124         Update();
1125
1126         if (!(m_pressedButton->curState & wxAUI_BUTTON_STATE_DISABLED))
1127         {
1128             wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BUTTON, m_windowId);
1129             evt.SetSelection(GetIdxFromWindow(m_clickTab));
1130             evt.SetInt(m_pressedButton->id);
1131             evt.SetEventObject(this);
1132             GetEventHandler()->ProcessEvent(evt);
1133         }
1134
1135         m_pressedButton = NULL;
1136     }
1137
1138     m_clickPt = wxDefaultPosition;
1139     m_isDragging = false;
1140     m_clickTab = NULL;
1141 }
1142
1143 void wxAuiTabCtrl::OnMiddleUp(wxMouseEvent& evt)
1144 {
1145     wxWindow* wnd = NULL;
1146     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
1147         return;
1148
1149     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, m_windowId);
1150     e.SetEventObject(this);
1151     e.SetSelection(GetIdxFromWindow(wnd));
1152     GetEventHandler()->ProcessEvent(e);
1153 }
1154
1155 void wxAuiTabCtrl::OnMiddleDown(wxMouseEvent& evt)
1156 {
1157     wxWindow* wnd = NULL;
1158     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
1159         return;
1160
1161     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, m_windowId);
1162     e.SetEventObject(this);
1163     e.SetSelection(GetIdxFromWindow(wnd));
1164     GetEventHandler()->ProcessEvent(e);
1165 }
1166
1167 void wxAuiTabCtrl::OnRightUp(wxMouseEvent& evt)
1168 {
1169     wxWindow* wnd = NULL;
1170     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
1171         return;
1172
1173     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, m_windowId);
1174     e.SetEventObject(this);
1175     e.SetSelection(GetIdxFromWindow(wnd));
1176     GetEventHandler()->ProcessEvent(e);
1177 }
1178
1179 void wxAuiTabCtrl::OnRightDown(wxMouseEvent& evt)
1180 {
1181     wxWindow* wnd = NULL;
1182     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
1183         return;
1184
1185     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, m_windowId);
1186     e.SetEventObject(this);
1187     e.SetSelection(GetIdxFromWindow(wnd));
1188     GetEventHandler()->ProcessEvent(e);
1189 }
1190
1191 void wxAuiTabCtrl::OnLeftDClick(wxMouseEvent& evt)
1192 {
1193     wxWindow* wnd;
1194     wxAuiTabContainerButton* button;
1195     if (!TabHitTest(evt.m_x, evt.m_y, &wnd) && !ButtonHitTest(evt.m_x, evt.m_y, &button))
1196     {
1197         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, m_windowId);
1198         e.SetEventObject(this);
1199         GetEventHandler()->ProcessEvent(e);
1200     }
1201 }
1202
1203 void wxAuiTabCtrl::OnMotion(wxMouseEvent& evt)
1204 {
1205     wxPoint pos = evt.GetPosition();
1206
1207     // check if the mouse is hovering above a button
1208     wxAuiTabContainerButton* button;
1209     if (ButtonHitTest(pos.x, pos.y, &button) && !(button->curState & wxAUI_BUTTON_STATE_DISABLED))
1210     {
1211         if (m_hoverButton && button != m_hoverButton)
1212         {
1213             m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
1214             m_hoverButton = NULL;
1215             Refresh();
1216             Update();
1217         }
1218
1219         if (button->curState != wxAUI_BUTTON_STATE_HOVER)
1220         {
1221             button->curState = wxAUI_BUTTON_STATE_HOVER;
1222             Refresh();
1223             Update();
1224
1225             m_hoverButton = button;
1226             return;
1227         }
1228     }
1229     else
1230     {
1231         if (m_hoverButton)
1232         {
1233             m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
1234             m_hoverButton = NULL;
1235             Refresh();
1236             Update();
1237         }
1238     }
1239
1240
1241     if (!evt.LeftIsDown() || m_clickPt == wxDefaultPosition)
1242         return;
1243
1244     if (m_isDragging)
1245     {
1246         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION, m_windowId);
1247         evt.SetSelection(GetIdxFromWindow(m_clickTab));
1248         evt.SetOldSelection(evt.GetSelection());
1249         evt.SetEventObject(this);
1250         GetEventHandler()->ProcessEvent(evt);
1251         return;
1252     }
1253
1254
1255     int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
1256     int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
1257
1258     if (abs(pos.x - m_clickPt.x) > drag_x_threshold ||
1259         abs(pos.y - m_clickPt.y) > drag_y_threshold)
1260     {
1261         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG, m_windowId);
1262         evt.SetSelection(GetIdxFromWindow(m_clickTab));
1263         evt.SetOldSelection(evt.GetSelection());
1264         evt.SetEventObject(this);
1265         GetEventHandler()->ProcessEvent(evt);
1266
1267         m_isDragging = true;
1268     }
1269 }
1270
1271 void wxAuiTabCtrl::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
1272 {
1273     if (m_hoverButton)
1274     {
1275         m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
1276         m_hoverButton = NULL;
1277         Refresh();
1278         Update();
1279     }
1280 }
1281
1282 void wxAuiTabCtrl::OnButton(wxAuiNotebookEvent& event)
1283 {
1284     int button = event.GetInt();
1285
1286     if (button == wxAUI_BUTTON_LEFT || button == wxAUI_BUTTON_RIGHT)
1287     {
1288         if (button == wxAUI_BUTTON_LEFT)
1289         {
1290             if (GetTabOffset() > 0)
1291             {
1292                 SetTabOffset(GetTabOffset()-1);
1293                 Refresh();
1294                 Update();
1295             }
1296         }
1297         else
1298         {
1299             SetTabOffset(GetTabOffset()+1);
1300             Refresh();
1301             Update();
1302         }
1303     }
1304     else if (button == wxAUI_BUTTON_WINDOWLIST)
1305     {
1306         int idx = GetArtProvider()->ShowDropDown(this, m_pages, GetActivePage());
1307
1308         if (idx != -1)
1309         {
1310             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1311             e.SetSelection(idx);
1312             e.SetOldSelection(GetActivePage());
1313             e.SetEventObject(this);
1314             GetEventHandler()->ProcessEvent(e);
1315         }
1316     }
1317     else
1318     {
1319         event.Skip();
1320     }
1321 }
1322
1323 void wxAuiTabCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event))
1324 {
1325     Refresh();
1326 }
1327
1328 void wxAuiTabCtrl::OnKillFocus(wxFocusEvent& WXUNUSED(event))
1329 {
1330     Refresh();
1331 }
1332
1333 void wxAuiTabCtrl::OnChar(wxKeyEvent& event)
1334 {
1335     if (GetActivePage() == -1)
1336     {
1337         event.Skip();
1338         return;
1339     }
1340
1341     // We can't leave tab processing to the system; on Windows, tabs and keys
1342     // get eaten by the system and not processed properly if we specify both
1343     // wxTAB_TRAVERSAL and wxWANTS_CHARS. And if we specify just wxTAB_TRAVERSAL,
1344     // we don't key arrow key events.
1345
1346     int key = event.GetKeyCode();
1347
1348     if (key == WXK_NUMPAD_PAGEUP)
1349         key = WXK_PAGEUP;
1350     if (key == WXK_NUMPAD_PAGEDOWN)
1351         key = WXK_PAGEDOWN;
1352     if (key == WXK_NUMPAD_HOME)
1353         key = WXK_HOME;
1354     if (key == WXK_NUMPAD_END)
1355         key = WXK_END;
1356     if (key == WXK_NUMPAD_LEFT)
1357         key = WXK_LEFT;
1358     if (key == WXK_NUMPAD_RIGHT)
1359         key = WXK_RIGHT;
1360
1361     if (key == WXK_TAB || key == WXK_PAGEUP || key == WXK_PAGEDOWN)
1362     {
1363         bool bCtrlDown = event.ControlDown();
1364         bool bShiftDown = event.ShiftDown();
1365
1366         bool bForward = (key == WXK_TAB && !bShiftDown) || (key == WXK_PAGEDOWN);
1367         bool bWindowChange = (key == WXK_PAGEUP) || (key == WXK_PAGEDOWN) || bCtrlDown;
1368         bool bFromTab = (key == WXK_TAB);
1369
1370         wxAuiNotebook* nb = wxDynamicCast(GetParent(), wxAuiNotebook);
1371         if (!nb)
1372         {
1373             event.Skip();
1374             return;
1375         }
1376
1377         wxNavigationKeyEvent keyEvent;
1378         keyEvent.SetDirection(bForward);
1379         keyEvent.SetWindowChange(bWindowChange);
1380         keyEvent.SetFromTab(bFromTab);
1381         keyEvent.SetEventObject(nb);
1382
1383         if (!nb->GetEventHandler()->ProcessEvent(keyEvent))
1384         {
1385             // Not processed? Do an explicit tab into the page.
1386             wxWindow* win = GetWindowFromIdx(GetActivePage());
1387             if (win)
1388                 win->SetFocus();
1389         }
1390         return;
1391     }
1392
1393     if (m_pages.GetCount() < 2)
1394     {
1395         event.Skip();
1396         return;
1397     }
1398
1399     int newPage = -1;
1400
1401     int forwardKey, backwardKey;
1402     if (GetLayoutDirection() == wxLayout_RightToLeft)
1403     {
1404         forwardKey = WXK_LEFT;
1405         backwardKey = WXK_RIGHT;
1406     }
1407     else
1408      {
1409         forwardKey = WXK_RIGHT;
1410         backwardKey = WXK_LEFT;
1411     }
1412
1413     if (key == forwardKey)
1414     {
1415         if (m_pages.GetCount() > 1)
1416         {
1417             if (GetActivePage() == -1)
1418                 newPage = 0;
1419             else if (GetActivePage() < (int) (m_pages.GetCount() - 1))
1420                 newPage = GetActivePage() + 1;
1421         }
1422     }
1423     else if (key == backwardKey)
1424     {
1425         if (m_pages.GetCount() > 1)
1426         {
1427             if (GetActivePage() == -1)
1428                 newPage = (int) (m_pages.GetCount() - 1);
1429             else if (GetActivePage() > 0)
1430                 newPage = GetActivePage() - 1;
1431         }
1432     }
1433     else if (key == WXK_HOME)
1434     {
1435         newPage = 0;
1436     }
1437     else if (key == WXK_END)
1438     {
1439         newPage = (int) (m_pages.GetCount() - 1);
1440     }
1441     else
1442         event.Skip();
1443
1444     if (newPage != -1)
1445     {
1446         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1447         e.SetSelection(newPage);
1448         e.SetOldSelection(newPage);
1449         e.SetEventObject(this);
1450         this->GetEventHandler()->ProcessEvent(e);
1451     }
1452     else
1453         event.Skip();
1454 }
1455
1456 // wxTabFrame is an interesting case.  It's important that all child pages
1457 // of the multi-notebook control are all actually children of that control
1458 // (and not grandchildren).  wxTabFrame facilitates this.  There is one
1459 // instance of wxTabFrame for each tab control inside the multi-notebook.
1460 // It's important to know that wxTabFrame is not a real window, but it merely
1461 // used to capture the dimensions/positioning of the internal tab control and
1462 // it's managed page windows
1463
1464 class wxTabFrame : public wxWindow
1465 {
1466 public:
1467
1468     wxTabFrame()
1469     {
1470         m_tabs = NULL;
1471         m_rect = wxRect(0,0,200,200);
1472         m_tabCtrlHeight = 20;
1473     }
1474
1475     ~wxTabFrame()
1476     {
1477         wxDELETE(m_tabs);
1478     }
1479
1480     void SetTabCtrlHeight(int h)
1481     {
1482         m_tabCtrlHeight = h;
1483     }
1484
1485 protected:
1486     void DoSetSize(int x, int y,
1487                    int width, int height,
1488                    int WXUNUSED(sizeFlags = wxSIZE_AUTO))
1489     {
1490         m_rect = wxRect(x, y, width, height);
1491         DoSizing();
1492     }
1493
1494     void DoGetClientSize(int* x, int* y) const
1495     {
1496         *x = m_rect.width;
1497         *y = m_rect.height;
1498     }
1499
1500 public:
1501     bool Show( bool WXUNUSED(show = true) ) { return false; }
1502
1503     void DoSizing()
1504     {
1505         if (!m_tabs)
1506             return;
1507
1508         if (m_tabs->IsFrozen() || m_tabs->GetParent()->IsFrozen())
1509             return;
1510
1511         m_tab_rect = wxRect(m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
1512         if (m_tabs->GetFlags() & wxAUI_NB_BOTTOM)
1513         {
1514             m_tab_rect = wxRect (m_rect.x, m_rect.y + m_rect.height - m_tabCtrlHeight, m_rect.width, m_tabCtrlHeight);
1515             m_tabs->SetSize     (m_rect.x, m_rect.y + m_rect.height - m_tabCtrlHeight, m_rect.width, m_tabCtrlHeight);
1516             m_tabs->SetRect     (wxRect(0, 0, m_rect.width, m_tabCtrlHeight));
1517         }
1518         else //TODO: if (GetFlags() & wxAUI_NB_TOP)
1519         {
1520             m_tab_rect = wxRect (m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
1521             m_tabs->SetSize     (m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
1522             m_tabs->SetRect     (wxRect(0, 0,        m_rect.width, m_tabCtrlHeight));
1523         }
1524         // TODO: else if (GetFlags() & wxAUI_NB_LEFT){}
1525         // TODO: else if (GetFlags() & wxAUI_NB_RIGHT){}
1526
1527         m_tabs->Refresh();
1528         m_tabs->Update();
1529
1530         wxAuiNotebookPageArray& pages = m_tabs->GetPages();
1531         size_t i, page_count = pages.GetCount();
1532
1533         for (i = 0; i < page_count; ++i)
1534         {
1535             int height = m_rect.height - m_tabCtrlHeight;
1536             if ( height < 0 )
1537             {
1538                 // avoid passing negative height to wxWindow::SetSize(), this
1539                 // results in assert failures/GTK+ warnings
1540                 height = 0;
1541             }
1542
1543             wxAuiNotebookPage& page = pages.Item(i);
1544             if (m_tabs->GetFlags() & wxAUI_NB_BOTTOM)
1545             {
1546                 page.window->SetSize(m_rect.x, m_rect.y, m_rect.width, height);
1547             }
1548             else //TODO: if (GetFlags() & wxAUI_NB_TOP)
1549             {
1550                 page.window->SetSize(m_rect.x, m_rect.y + m_tabCtrlHeight,
1551                                      m_rect.width, height);
1552             }
1553             // TODO: else if (GetFlags() & wxAUI_NB_LEFT){}
1554             // TODO: else if (GetFlags() & wxAUI_NB_RIGHT){}
1555
1556 #if wxUSE_MDI
1557             if (page.window->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1558             {
1559                 wxAuiMDIChildFrame* wnd = (wxAuiMDIChildFrame*)page.window;
1560                 wnd->ApplyMDIChildFrameRect();
1561             }
1562 #endif
1563         }
1564     }
1565
1566 protected:
1567     void DoGetSize(int* x, int* y) const
1568     {
1569         if (x)
1570             *x = m_rect.GetWidth();
1571         if (y)
1572             *y = m_rect.GetHeight();
1573     }
1574
1575 public:
1576     void Update()
1577     {
1578         // does nothing
1579     }
1580
1581     wxRect m_rect;
1582     wxRect m_tab_rect;
1583     wxAuiTabCtrl* m_tabs;
1584     int m_tabCtrlHeight;
1585 };
1586
1587
1588 const int wxAuiBaseTabCtrlId = 5380;
1589
1590
1591 // -- wxAuiNotebook class implementation --
1592
1593 #define EVT_AUI_RANGE(id1, id2, event, func) \
1594     wx__DECLARE_EVT2(event, id1, id2, wxAuiNotebookEventHandler(func))
1595
1596 BEGIN_EVENT_TABLE(wxAuiNotebook, wxControl)
1597     EVT_SIZE(wxAuiNotebook::OnSize)
1598     EVT_CHILD_FOCUS(wxAuiNotebook::OnChildFocusNotebook)
1599     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1600                       wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING,
1601                       wxAuiNotebook::OnTabClicked)
1602     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1603                       wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG,
1604                       wxAuiNotebook::OnTabBeginDrag)
1605     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1606                       wxEVT_COMMAND_AUINOTEBOOK_END_DRAG,
1607                       wxAuiNotebook::OnTabEndDrag)
1608     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1609                       wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG,
1610                       wxAuiNotebook::OnTabCancelDrag)
1611     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1612                       wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION,
1613                       wxAuiNotebook::OnTabDragMotion)
1614     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1615                       wxEVT_COMMAND_AUINOTEBOOK_BUTTON,
1616                       wxAuiNotebook::OnTabButton)
1617     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1618                       wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN,
1619                       wxAuiNotebook::OnTabMiddleDown)
1620     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1621                       wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP,
1622                       wxAuiNotebook::OnTabMiddleUp)
1623     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1624                       wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN,
1625                       wxAuiNotebook::OnTabRightDown)
1626     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1627                       wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP,
1628                       wxAuiNotebook::OnTabRightUp)
1629     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
1630                       wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK,
1631                       wxAuiNotebook::OnTabBgDClick)
1632     EVT_NAVIGATION_KEY(wxAuiNotebook::OnNavigationKeyNotebook)
1633 END_EVENT_TABLE()
1634
1635 void wxAuiNotebook::Init()
1636 {
1637     m_curPage = -1;
1638     m_tabIdCounter = wxAuiBaseTabCtrlId;
1639     m_dummyWnd = NULL;
1640     m_tabCtrlHeight = 20;
1641     m_requestedBmpSize = wxDefaultSize;
1642     m_requestedTabCtrlHeight = -1;
1643 }
1644
1645 bool wxAuiNotebook::Create(wxWindow* parent,
1646                            wxWindowID id,
1647                            const wxPoint& pos,
1648                            const wxSize& size,
1649                            long style)
1650 {
1651     if (!wxControl::Create(parent, id, pos, size, style))
1652         return false;
1653
1654     InitNotebook(style);
1655
1656     return true;
1657 }
1658
1659 // InitNotebook() contains common initialization
1660 // code called by all constructors
1661 void wxAuiNotebook::InitNotebook(long style)
1662 {
1663     SetName(wxT("wxAuiNotebook"));
1664     m_curPage = -1;
1665     m_tabIdCounter = wxAuiBaseTabCtrlId;
1666     m_dummyWnd = NULL;
1667     m_flags = (unsigned int)style;
1668     m_tabCtrlHeight = 20;
1669
1670     m_normalFont = *wxNORMAL_FONT;
1671     m_selectedFont = *wxNORMAL_FONT;
1672     m_selectedFont.SetWeight(wxBOLD);
1673
1674     SetArtProvider(new wxAuiDefaultTabArt);
1675
1676     m_dummyWnd = new wxWindow(this, wxID_ANY, wxPoint(0,0), wxSize(0,0));
1677     m_dummyWnd->SetSize(200, 200);
1678     m_dummyWnd->Show(false);
1679
1680     m_mgr.SetManagedWindow(this);
1681     m_mgr.SetFlags(wxAUI_MGR_DEFAULT);
1682     m_mgr.SetDockSizeConstraint(1.0, 1.0); // no dock size constraint
1683
1684     m_mgr.AddPane(m_dummyWnd,
1685               wxAuiPaneInfo().Name(wxT("dummy")).Bottom().CaptionVisible(false).Show(false));
1686
1687     m_mgr.Update();
1688 }
1689
1690 wxAuiNotebook::~wxAuiNotebook()
1691 {
1692     // Indicate we're deleting pages
1693     SendDestroyEvent();
1694
1695     while ( GetPageCount() > 0 )
1696         DeletePage(0);
1697
1698     m_mgr.UnInit();
1699 }
1700
1701 void wxAuiNotebook::SetArtProvider(wxAuiTabArt* art)
1702 {
1703     m_tabs.SetArtProvider(art);
1704
1705     // Update the height and do nothing else if it did something but otherwise
1706     // (i.e. if the new art provider uses the same height as the old one) we
1707     // need to manually set the art provider for all tabs ourselves.
1708     if ( !UpdateTabCtrlHeight() )
1709     {
1710         wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1711         const size_t pane_count = all_panes.GetCount();
1712         for (size_t i = 0; i < pane_count; ++i)
1713         {
1714             wxAuiPaneInfo& pane = all_panes.Item(i);
1715             if (pane.name == wxT("dummy"))
1716                 continue;
1717             wxTabFrame* tab_frame = (wxTabFrame*)pane.window;
1718             wxAuiTabCtrl* tabctrl = tab_frame->m_tabs;
1719             tabctrl->SetArtProvider(art->Clone());
1720         }
1721     }
1722 }
1723
1724 // SetTabCtrlHeight() is the highest-level override of the
1725 // tab height.  A call to this function effectively enforces a
1726 // specified tab ctrl height, overriding all other considerations,
1727 // such as text or bitmap height.  It overrides any call to
1728 // SetUniformBitmapSize().  Specifying a height of -1 reverts
1729 // any previous call and returns to the default behaviour
1730
1731 void wxAuiNotebook::SetTabCtrlHeight(int height)
1732 {
1733     m_requestedTabCtrlHeight = height;
1734
1735     // if window is already initialized, recalculate the tab height
1736     if (m_dummyWnd)
1737     {
1738         UpdateTabCtrlHeight();
1739     }
1740 }
1741
1742
1743 // SetUniformBitmapSize() ensures that all tabs will have
1744 // the same height, even if some tabs don't have bitmaps
1745 // Passing wxDefaultSize to this function will instruct
1746 // the control to use dynamic tab height-- so when a tab
1747 // with a large bitmap is added, the tab ctrl's height will
1748 // automatically increase to accommodate the bitmap
1749
1750 void wxAuiNotebook::SetUniformBitmapSize(const wxSize& size)
1751 {
1752     m_requestedBmpSize = size;
1753
1754     // if window is already initialized, recalculate the tab height
1755     if (m_dummyWnd)
1756     {
1757         UpdateTabCtrlHeight();
1758     }
1759 }
1760
1761 // UpdateTabCtrlHeight() does the actual tab resizing. It's meant
1762 // to be used internally
1763 bool wxAuiNotebook::UpdateTabCtrlHeight()
1764 {
1765     // get the tab ctrl height we will use
1766     int height = CalculateTabCtrlHeight();
1767
1768     // if the tab control height needs to change, update
1769     // all of our tab controls with the new height
1770     if (m_tabCtrlHeight == height)
1771         return false;
1772
1773     wxAuiTabArt* art = m_tabs.GetArtProvider();
1774
1775     m_tabCtrlHeight = height;
1776
1777     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1778     size_t i, pane_count = all_panes.GetCount();
1779     for (i = 0; i < pane_count; ++i)
1780     {
1781         wxAuiPaneInfo& pane = all_panes.Item(i);
1782         if (pane.name == wxT("dummy"))
1783             continue;
1784         wxTabFrame* tab_frame = (wxTabFrame*)pane.window;
1785         wxAuiTabCtrl* tabctrl = tab_frame->m_tabs;
1786         tab_frame->SetTabCtrlHeight(m_tabCtrlHeight);
1787         tabctrl->SetArtProvider(art->Clone());
1788         tab_frame->DoSizing();
1789     }
1790
1791     return true;
1792 }
1793
1794 void wxAuiNotebook::UpdateHintWindowSize()
1795 {
1796     wxSize size = CalculateNewSplitSize();
1797
1798     // the placeholder hint window should be set to this size
1799     wxAuiPaneInfo& info = m_mgr.GetPane(wxT("dummy"));
1800     if (info.IsOk())
1801     {
1802         info.MinSize(size);
1803         info.BestSize(size);
1804         m_dummyWnd->SetSize(size);
1805     }
1806 }
1807
1808
1809 // calculates the size of the new split
1810 wxSize wxAuiNotebook::CalculateNewSplitSize()
1811 {
1812     // count number of tab controls
1813     int tab_ctrl_count = 0;
1814     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1815     size_t i, pane_count = all_panes.GetCount();
1816     for (i = 0; i < pane_count; ++i)
1817     {
1818         wxAuiPaneInfo& pane = all_panes.Item(i);
1819         if (pane.name == wxT("dummy"))
1820             continue;
1821         tab_ctrl_count++;
1822     }
1823
1824     wxSize new_split_size;
1825
1826     // if there is only one tab control, the first split
1827     // should happen around the middle
1828     if (tab_ctrl_count < 2)
1829     {
1830         new_split_size = GetClientSize();
1831         new_split_size.x /= 2;
1832         new_split_size.y /= 2;
1833     }
1834     else
1835     {
1836         // this is in place of a more complicated calculation
1837         // that needs to be implemented
1838         new_split_size = wxSize(180,180);
1839     }
1840
1841     return new_split_size;
1842 }
1843
1844 int wxAuiNotebook::CalculateTabCtrlHeight()
1845 {
1846     // if a fixed tab ctrl height is specified,
1847     // just return that instead of calculating a
1848     // tab height
1849     if (m_requestedTabCtrlHeight != -1)
1850         return m_requestedTabCtrlHeight;
1851
1852     // find out new best tab height
1853     wxAuiTabArt* art = m_tabs.GetArtProvider();
1854
1855     return art->GetBestTabCtrlSize(this,
1856                                    m_tabs.GetPages(),
1857                                    m_requestedBmpSize);
1858 }
1859
1860
1861 wxAuiTabArt* wxAuiNotebook::GetArtProvider() const
1862 {
1863     return m_tabs.GetArtProvider();
1864 }
1865
1866 void wxAuiNotebook::SetWindowStyleFlag(long style)
1867 {
1868     wxControl::SetWindowStyleFlag(style);
1869
1870     m_flags = (unsigned int)style;
1871
1872     // if the control is already initialized
1873     if (m_mgr.GetManagedWindow() == (wxWindow*)this)
1874     {
1875         // let all of the tab children know about the new style
1876
1877         wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1878         size_t i, pane_count = all_panes.GetCount();
1879         for (i = 0; i < pane_count; ++i)
1880         {
1881             wxAuiPaneInfo& pane = all_panes.Item(i);
1882             if (pane.name == wxT("dummy"))
1883                 continue;
1884             wxTabFrame* tabframe = (wxTabFrame*)pane.window;
1885             wxAuiTabCtrl* tabctrl = tabframe->m_tabs;
1886             tabctrl->SetFlags(m_flags);
1887             tabframe->DoSizing();
1888             tabctrl->Refresh();
1889             tabctrl->Update();
1890         }
1891     }
1892 }
1893
1894
1895 bool wxAuiNotebook::AddPage(wxWindow* page,
1896                             const wxString& caption,
1897                             bool select,
1898                             const wxBitmap& bitmap)
1899 {
1900     return InsertPage(GetPageCount(), page, caption, select, bitmap);
1901 }
1902
1903 bool wxAuiNotebook::InsertPage(size_t page_idx,
1904                                wxWindow* page,
1905                                const wxString& caption,
1906                                bool select,
1907                                const wxBitmap& bitmap)
1908 {
1909     wxASSERT_MSG(page, wxT("page pointer must be non-NULL"));
1910     if (!page)
1911         return false;
1912
1913     page->Reparent(this);
1914
1915     wxAuiNotebookPage info;
1916     info.window = page;
1917     info.caption = caption;
1918     info.bitmap = bitmap;
1919     info.active = false;
1920
1921     // if there are currently no tabs, the first added
1922     // tab must be active
1923     if (m_tabs.GetPageCount() == 0)
1924         info.active = true;
1925
1926     m_tabs.InsertPage(page, info, page_idx);
1927
1928     // if that was the first page added, even if
1929     // select is false, it must become the "current page"
1930     // (though no select events will be fired)
1931     if (!select && m_tabs.GetPageCount() == 1)
1932         select = true;
1933         //m_curPage = GetPageIndex(page);
1934
1935     wxAuiTabCtrl* active_tabctrl = GetActiveTabCtrl();
1936     if (page_idx >= active_tabctrl->GetPageCount())
1937         active_tabctrl->AddPage(page, info);
1938     else
1939         active_tabctrl->InsertPage(page, info, page_idx);
1940
1941     UpdateTabCtrlHeight();
1942     DoSizing();
1943     active_tabctrl->DoShowHide();
1944
1945     // adjust selected index
1946     if(m_curPage >= (int) page_idx)
1947         m_curPage++;
1948
1949     if (select)
1950     {
1951         SetSelectionToWindow(page);
1952     }
1953
1954     return true;
1955 }
1956
1957
1958 // DeletePage() removes a tab from the multi-notebook,
1959 // and destroys the window as well
1960 bool wxAuiNotebook::DeletePage(size_t page_idx)
1961 {
1962     if (page_idx >= m_tabs.GetPageCount())
1963         return false;
1964
1965     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
1966
1967     // hide the window in advance, as this will
1968     // prevent flicker
1969     ShowWnd(wnd, false);
1970
1971     if (!RemovePage(page_idx))
1972         return false;
1973
1974 #if wxUSE_MDI
1975     // actually destroy the window now
1976     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1977     {
1978         // delete the child frame with pending delete, as is
1979         // customary with frame windows
1980         if (!wxPendingDelete.Member(wnd))
1981             wxPendingDelete.Append(wnd);
1982     }
1983     else
1984 #endif
1985     {
1986         wnd->Destroy();
1987     }
1988
1989     return true;
1990 }
1991
1992
1993
1994 // RemovePage() removes a tab from the multi-notebook,
1995 // but does not destroy the window
1996 bool wxAuiNotebook::RemovePage(size_t page_idx)
1997 {
1998     // save active window pointer
1999     wxWindow* active_wnd = NULL;
2000     if (m_curPage >= 0)
2001         active_wnd = m_tabs.GetWindowFromIdx(m_curPage);
2002
2003     // save pointer of window being deleted
2004     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
2005     wxWindow* new_active = NULL;
2006
2007     // make sure we found the page
2008     if (!wnd)
2009         return false;
2010
2011     // find out which onscreen tab ctrl owns this tab
2012     wxAuiTabCtrl* ctrl;
2013     int ctrl_idx;
2014     if (!FindTab(wnd, &ctrl, &ctrl_idx))
2015         return false;
2016
2017     bool is_curpage = (m_curPage == (int)page_idx);
2018     bool is_active_in_split = ctrl->GetPage(ctrl_idx).active;
2019
2020
2021     // remove the tab from main catalog
2022     if (!m_tabs.RemovePage(wnd))
2023         return false;
2024
2025     // remove the tab from the onscreen tab ctrl
2026     ctrl->RemovePage(wnd);
2027
2028     if (is_active_in_split)
2029     {
2030         int ctrl_new_page_count = (int)ctrl->GetPageCount();
2031
2032         if (ctrl_idx >= ctrl_new_page_count)
2033             ctrl_idx = ctrl_new_page_count-1;
2034
2035         if (ctrl_idx >= 0 && ctrl_idx < (int)ctrl->GetPageCount())
2036         {
2037             // set new page as active in the tab split
2038             ctrl->SetActivePage(ctrl_idx);
2039
2040             // if the page deleted was the current page for the
2041             // entire tab control, then record the window
2042             // pointer of the new active page for activation
2043             if (is_curpage)
2044             {
2045                 new_active = ctrl->GetWindowFromIdx(ctrl_idx);
2046             }
2047         }
2048     }
2049     else
2050     {
2051         // we are not deleting the active page, so keep it the same
2052         new_active = active_wnd;
2053     }
2054
2055
2056     if (!new_active)
2057     {
2058         // we haven't yet found a new page to active,
2059         // so select the next page from the main tab
2060         // catalogue
2061
2062         if (page_idx < m_tabs.GetPageCount())
2063         {
2064             new_active = m_tabs.GetPage(page_idx).window;
2065         }
2066
2067         if (!new_active && m_tabs.GetPageCount() > 0)
2068         {
2069             new_active = m_tabs.GetPage(0).window;
2070         }
2071     }
2072
2073
2074     RemoveEmptyTabFrames();
2075
2076     m_curPage = wxNOT_FOUND;
2077
2078     // set new active pane unless we're being destroyed anyhow
2079     if (new_active && !m_isBeingDeleted)
2080         SetSelectionToWindow(new_active);
2081
2082     return true;
2083 }
2084
2085 // GetPageIndex() returns the index of the page, or -1 if the
2086 // page could not be located in the notebook
2087 int wxAuiNotebook::GetPageIndex(wxWindow* page_wnd) const
2088 {
2089     return m_tabs.GetIdxFromWindow(page_wnd);
2090 }
2091
2092
2093
2094 // SetPageText() changes the tab caption of the specified page
2095 bool wxAuiNotebook::SetPageText(size_t page_idx, const wxString& text)
2096 {
2097     if (page_idx >= m_tabs.GetPageCount())
2098         return false;
2099
2100     // update our own tab catalog
2101     wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
2102     page_info.caption = text;
2103
2104     // update what's on screen
2105     wxAuiTabCtrl* ctrl;
2106     int ctrl_idx;
2107     if (FindTab(page_info.window, &ctrl, &ctrl_idx))
2108     {
2109         wxAuiNotebookPage& info = ctrl->GetPage(ctrl_idx);
2110         info.caption = text;
2111         ctrl->Refresh();
2112         ctrl->Update();
2113     }
2114
2115     return true;
2116 }
2117
2118 // returns the page caption
2119 wxString wxAuiNotebook::GetPageText(size_t page_idx) const
2120 {
2121     if (page_idx >= m_tabs.GetPageCount())
2122         return wxEmptyString;
2123
2124     // update our own tab catalog
2125     const wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
2126     return page_info.caption;
2127 }
2128
2129 bool wxAuiNotebook::SetPageBitmap(size_t page_idx, const wxBitmap& bitmap)
2130 {
2131     if (page_idx >= m_tabs.GetPageCount())
2132         return false;
2133
2134     // update our own tab catalog
2135     wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
2136     page_info.bitmap = bitmap;
2137
2138     // tab height might have changed
2139     UpdateTabCtrlHeight();
2140
2141     // update what's on screen
2142     wxAuiTabCtrl* ctrl;
2143     int ctrl_idx;
2144     if (FindTab(page_info.window, &ctrl, &ctrl_idx))
2145     {
2146         wxAuiNotebookPage& info = ctrl->GetPage(ctrl_idx);
2147         info.bitmap = bitmap;
2148         ctrl->Refresh();
2149         ctrl->Update();
2150     }
2151
2152     return true;
2153 }
2154
2155 // returns the page bitmap
2156 wxBitmap wxAuiNotebook::GetPageBitmap(size_t page_idx) const
2157 {
2158     if (page_idx >= m_tabs.GetPageCount())
2159         return wxBitmap();
2160
2161     // update our own tab catalog
2162     const wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
2163     return page_info.bitmap;
2164 }
2165
2166 // GetSelection() returns the index of the currently active page
2167 int wxAuiNotebook::GetSelection() const
2168 {
2169     return m_curPage;
2170 }
2171
2172 // SetSelection() sets the currently active page
2173 int wxAuiNotebook::SetSelection(size_t new_page)
2174 {
2175     return DoModifySelection(new_page, true);
2176 }
2177
2178 void wxAuiNotebook::SetSelectionToWindow(wxWindow *win)
2179 {
2180     const int idx = m_tabs.GetIdxFromWindow(win);
2181     wxCHECK_RET( idx != wxNOT_FOUND, wxT("invalid notebook page") );
2182
2183
2184     // since a tab was clicked, let the parent know that we received
2185     // the focus, even if we will assign that focus immediately
2186     // to the child tab in the SetSelection call below
2187     // (the child focus event will also let wxAuiManager, if any,
2188     // know that the notebook control has been activated)
2189
2190     wxWindow* parent = GetParent();
2191     if (parent)
2192     {
2193         wxChildFocusEvent eventFocus(this);
2194         parent->GetEventHandler()->ProcessEvent(eventFocus);
2195     }
2196
2197
2198     SetSelection(idx);
2199 }
2200
2201 // GetPageCount() returns the total number of
2202 // pages managed by the multi-notebook
2203 size_t wxAuiNotebook::GetPageCount() const
2204 {
2205     return m_tabs.GetPageCount();
2206 }
2207
2208 // GetPage() returns the wxWindow pointer of the
2209 // specified page
2210 wxWindow* wxAuiNotebook::GetPage(size_t page_idx) const
2211 {
2212     wxASSERT(page_idx < m_tabs.GetPageCount());
2213
2214     return m_tabs.GetWindowFromIdx(page_idx);
2215 }
2216
2217 // DoSizing() performs all sizing operations in each tab control
2218 void wxAuiNotebook::DoSizing()
2219 {
2220     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2221     size_t i, pane_count = all_panes.GetCount();
2222     for (i = 0; i < pane_count; ++i)
2223     {
2224         if (all_panes.Item(i).name == wxT("dummy"))
2225             continue;
2226
2227         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2228         tabframe->DoSizing();
2229     }
2230 }
2231
2232 // GetActiveTabCtrl() returns the active tab control.  It is
2233 // called to determine which control gets new windows being added
2234 wxAuiTabCtrl* wxAuiNotebook::GetActiveTabCtrl()
2235 {
2236     if (m_curPage >= 0 && m_curPage < (int)m_tabs.GetPageCount())
2237     {
2238         wxAuiTabCtrl* ctrl;
2239         int idx;
2240
2241         // find the tab ctrl with the current page
2242         if (FindTab(m_tabs.GetPage(m_curPage).window,
2243                     &ctrl, &idx))
2244         {
2245             return ctrl;
2246         }
2247     }
2248
2249     // no current page, just find the first tab ctrl
2250     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2251     size_t i, pane_count = all_panes.GetCount();
2252     for (i = 0; i < pane_count; ++i)
2253     {
2254         if (all_panes.Item(i).name == wxT("dummy"))
2255             continue;
2256
2257         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2258         return tabframe->m_tabs;
2259     }
2260
2261     // If there is no tabframe at all, create one
2262     wxTabFrame* tabframe = new wxTabFrame;
2263     tabframe->SetTabCtrlHeight(m_tabCtrlHeight);
2264     tabframe->m_tabs = new wxAuiTabCtrl(this,
2265                                         m_tabIdCounter++,
2266                                         wxDefaultPosition,
2267                                         wxDefaultSize,
2268                                         wxNO_BORDER|wxWANTS_CHARS);
2269     tabframe->m_tabs->SetFlags(m_flags);
2270     tabframe->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
2271     m_mgr.AddPane(tabframe,
2272                   wxAuiPaneInfo().Center().CaptionVisible(false));
2273
2274     m_mgr.Update();
2275
2276     return tabframe->m_tabs;
2277 }
2278
2279 // FindTab() finds the tab control that currently contains the window as well
2280 // as the index of the window in the tab control.  It returns true if the
2281 // window was found, otherwise false.
2282 bool wxAuiNotebook::FindTab(wxWindow* page, wxAuiTabCtrl** ctrl, int* idx)
2283 {
2284     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2285     size_t i, pane_count = all_panes.GetCount();
2286     for (i = 0; i < pane_count; ++i)
2287     {
2288         if (all_panes.Item(i).name == wxT("dummy"))
2289             continue;
2290
2291         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2292
2293         int page_idx = tabframe->m_tabs->GetIdxFromWindow(page);
2294         if (page_idx != -1)
2295         {
2296             *ctrl = tabframe->m_tabs;
2297             *idx = page_idx;
2298             return true;
2299         }
2300     }
2301
2302     return false;
2303 }
2304
2305 void wxAuiNotebook::Split(size_t page, int direction)
2306 {
2307     wxSize cli_size = GetClientSize();
2308
2309     // get the page's window pointer
2310     wxWindow* wnd = GetPage(page);
2311     if (!wnd)
2312         return;
2313
2314     // notebooks with 1 or less pages can't be split
2315     if (GetPageCount() < 2)
2316         return;
2317
2318     // find out which tab control the page currently belongs to
2319     wxAuiTabCtrl *src_tabs, *dest_tabs;
2320     int src_idx = -1;
2321     src_tabs = NULL;
2322     if (!FindTab(wnd, &src_tabs, &src_idx))
2323         return;
2324     if (!src_tabs || src_idx == -1)
2325         return;
2326
2327     // choose a split size
2328     wxSize split_size;
2329     if (GetPageCount() > 2)
2330     {
2331         split_size = CalculateNewSplitSize();
2332     }
2333     else
2334     {
2335         // because there are two panes, always split them
2336         // equally
2337         split_size = GetClientSize();
2338         split_size.x /= 2;
2339         split_size.y /= 2;
2340     }
2341
2342
2343     // create a new tab frame
2344     wxTabFrame* new_tabs = new wxTabFrame;
2345     new_tabs->m_rect = wxRect(wxPoint(0,0), split_size);
2346     new_tabs->SetTabCtrlHeight(m_tabCtrlHeight);
2347     new_tabs->m_tabs = new wxAuiTabCtrl(this,
2348                                         m_tabIdCounter++,
2349                                         wxDefaultPosition,
2350                                         wxDefaultSize,
2351                                         wxNO_BORDER|wxWANTS_CHARS);
2352     new_tabs->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
2353     new_tabs->m_tabs->SetFlags(m_flags);
2354     dest_tabs = new_tabs->m_tabs;
2355
2356     // create a pane info structure with the information
2357     // about where the pane should be added
2358     wxAuiPaneInfo paneInfo = wxAuiPaneInfo().Bottom().CaptionVisible(false);
2359     wxPoint mouse_pt;
2360
2361     if (direction == wxLEFT)
2362     {
2363         paneInfo.Left();
2364         mouse_pt = wxPoint(0, cli_size.y/2);
2365     }
2366     else if (direction == wxRIGHT)
2367     {
2368         paneInfo.Right();
2369         mouse_pt = wxPoint(cli_size.x, cli_size.y/2);
2370     }
2371     else if (direction == wxTOP)
2372     {
2373         paneInfo.Top();
2374         mouse_pt = wxPoint(cli_size.x/2, 0);
2375     }
2376     else if (direction == wxBOTTOM)
2377     {
2378         paneInfo.Bottom();
2379         mouse_pt = wxPoint(cli_size.x/2, cli_size.y);
2380     }
2381
2382     m_mgr.AddPane(new_tabs, paneInfo, mouse_pt);
2383     m_mgr.Update();
2384
2385     // remove the page from the source tabs
2386     wxAuiNotebookPage page_info = src_tabs->GetPage(src_idx);
2387     page_info.active = false;
2388     src_tabs->RemovePage(page_info.window);
2389     if (src_tabs->GetPageCount() > 0)
2390     {
2391         src_tabs->SetActivePage((size_t)0);
2392         src_tabs->DoShowHide();
2393         src_tabs->Refresh();
2394     }
2395
2396
2397     // add the page to the destination tabs
2398     dest_tabs->InsertPage(page_info.window, page_info, 0);
2399
2400     if (src_tabs->GetPageCount() == 0)
2401     {
2402         RemoveEmptyTabFrames();
2403     }
2404
2405     DoSizing();
2406     dest_tabs->DoShowHide();
2407     dest_tabs->Refresh();
2408
2409     // force the set selection function reset the selection
2410     m_curPage = -1;
2411
2412     // set the active page to the one we just split off
2413     SetSelectionToPage(page_info);
2414
2415     UpdateHintWindowSize();
2416 }
2417
2418
2419 void wxAuiNotebook::OnSize(wxSizeEvent& evt)
2420 {
2421     UpdateHintWindowSize();
2422
2423     evt.Skip();
2424 }
2425
2426 void wxAuiNotebook::OnTabClicked(wxAuiNotebookEvent& evt)
2427 {
2428     wxAuiTabCtrl* ctrl = (wxAuiTabCtrl*)evt.GetEventObject();
2429     wxASSERT(ctrl != NULL);
2430
2431     wxWindow* wnd = ctrl->GetWindowFromIdx(evt.GetSelection());
2432     wxASSERT(wnd != NULL);
2433
2434     SetSelectionToWindow(wnd);
2435 }
2436
2437 void wxAuiNotebook::OnTabBgDClick(wxAuiNotebookEvent& WXUNUSED(evt))
2438 {
2439     // notify owner that the tabbar background has been double-clicked
2440     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, m_windowId);
2441     e.SetEventObject(this);
2442     GetEventHandler()->ProcessEvent(e);
2443 }
2444
2445 void wxAuiNotebook::OnTabBeginDrag(wxAuiNotebookEvent&)
2446 {
2447     m_lastDragX = 0;
2448 }
2449
2450 void wxAuiNotebook::OnTabDragMotion(wxAuiNotebookEvent& evt)
2451 {
2452     wxPoint screen_pt = ::wxGetMousePosition();
2453     wxPoint client_pt = ScreenToClient(screen_pt);
2454     wxPoint zero(0,0);
2455
2456     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2457     wxAuiTabCtrl* dest_tabs = GetTabCtrlFromPoint(client_pt);
2458
2459     if (dest_tabs == src_tabs)
2460     {
2461         if (src_tabs)
2462         {
2463             src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
2464         }
2465
2466         // always hide the hint for inner-tabctrl drag
2467         m_mgr.HideHint();
2468
2469         // if tab moving is not allowed, leave
2470         if (!(m_flags & wxAUI_NB_TAB_MOVE))
2471         {
2472             return;
2473         }
2474
2475         wxPoint pt = dest_tabs->ScreenToClient(screen_pt);
2476         wxWindow* dest_location_tab;
2477
2478         // this is an inner-tab drag/reposition
2479         if (dest_tabs->TabHitTest(pt.x, pt.y, &dest_location_tab))
2480         {
2481             int src_idx = evt.GetSelection();
2482             int dest_idx = dest_tabs->GetIdxFromWindow(dest_location_tab);
2483
2484             // prevent jumpy drag
2485             if ((src_idx == dest_idx) || dest_idx == -1 ||
2486                 (src_idx > dest_idx && m_lastDragX <= pt.x) ||
2487                 (src_idx < dest_idx && m_lastDragX >= pt.x))
2488             {
2489                 m_lastDragX = pt.x;
2490                 return;
2491             }
2492
2493
2494             wxWindow* src_tab = dest_tabs->GetWindowFromIdx(src_idx);
2495             dest_tabs->MovePage(src_tab, dest_idx);
2496             dest_tabs->SetActivePage((size_t)dest_idx);
2497             dest_tabs->DoShowHide();
2498             dest_tabs->Refresh();
2499             m_lastDragX = pt.x;
2500
2501         }
2502
2503         return;
2504     }
2505
2506
2507     // if external drag is allowed, check if the tab is being dragged
2508     // over a different wxAuiNotebook control
2509     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
2510     {
2511         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(screen_pt);
2512
2513         // if we aren't over any window, stop here
2514         if (!tab_ctrl)
2515             return;
2516
2517         // make sure we are not over the hint window
2518         if (!tab_ctrl->IsKindOf(CLASSINFO(wxFrame)))
2519         {
2520             while (tab_ctrl)
2521             {
2522                 if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
2523                     break;
2524                 tab_ctrl = tab_ctrl->GetParent();
2525             }
2526
2527             if (tab_ctrl)
2528             {
2529                 wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
2530
2531                 if (nb != this)
2532                 {
2533                     wxRect hint_rect = tab_ctrl->GetClientRect();
2534                     tab_ctrl->ClientToScreen(&hint_rect.x, &hint_rect.y);
2535                     m_mgr.ShowHint(hint_rect);
2536                     return;
2537                 }
2538             }
2539         }
2540         else
2541         {
2542             if (!dest_tabs)
2543             {
2544                 // we are either over a hint window, or not over a tab
2545                 // window, and there is no where to drag to, so exit
2546                 return;
2547             }
2548         }
2549     }
2550
2551
2552     // if there are less than two panes, split can't happen, so leave
2553     if (m_tabs.GetPageCount() < 2)
2554         return;
2555
2556     // if tab moving is not allowed, leave
2557     if (!(m_flags & wxAUI_NB_TAB_SPLIT))
2558         return;
2559
2560
2561     if (src_tabs)
2562     {
2563         src_tabs->SetCursor(wxCursor(wxCURSOR_SIZING));
2564     }
2565
2566
2567     if (dest_tabs)
2568     {
2569         wxRect hint_rect = dest_tabs->GetRect();
2570         ClientToScreen(&hint_rect.x, &hint_rect.y);
2571         m_mgr.ShowHint(hint_rect);
2572     }
2573     else
2574     {
2575         m_mgr.DrawHintRect(m_dummyWnd, client_pt, zero);
2576     }
2577 }
2578
2579
2580
2581 void wxAuiNotebook::OnTabEndDrag(wxAuiNotebookEvent& evt)
2582 {
2583     m_mgr.HideHint();
2584
2585
2586     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2587     wxCHECK_RET( src_tabs, wxT("no source object?") );
2588
2589     src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
2590
2591     // get the mouse position, which will be used to determine the drop point
2592     wxPoint mouse_screen_pt = ::wxGetMousePosition();
2593     wxPoint mouse_client_pt = ScreenToClient(mouse_screen_pt);
2594
2595
2596
2597     // check for an external move
2598     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
2599     {
2600         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(mouse_screen_pt);
2601
2602         while (tab_ctrl)
2603         {
2604             if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
2605                 break;
2606             tab_ctrl = tab_ctrl->GetParent();
2607         }
2608
2609         if (tab_ctrl)
2610         {
2611             wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
2612
2613             if (nb != this)
2614             {
2615                 // find out from the destination control
2616                 // if it's ok to drop this tab here
2617                 wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND, m_windowId);
2618                 e.SetSelection(evt.GetSelection());
2619                 e.SetOldSelection(evt.GetSelection());
2620                 e.SetEventObject(this);
2621                 e.SetDragSource(this);
2622                 e.Veto(); // dropping must be explicitly approved by control owner
2623
2624                 nb->GetEventHandler()->ProcessEvent(e);
2625
2626                 if (!e.IsAllowed())
2627                 {
2628                     // no answer or negative answer
2629                     m_mgr.HideHint();
2630                     return;
2631                 }
2632
2633                 // drop was allowed
2634                 int src_idx = evt.GetSelection();
2635                 wxWindow* src_page = src_tabs->GetWindowFromIdx(src_idx);
2636
2637                 // Check that it's not an impossible parent relationship
2638                 wxWindow* p = nb;
2639                 while (p && !p->IsTopLevel())
2640                 {
2641                     if (p == src_page)
2642                     {
2643                         return;
2644                     }
2645                     p = p->GetParent();
2646                 }
2647
2648                 // get main index of the page
2649                 int main_idx = m_tabs.GetIdxFromWindow(src_page);
2650                 wxCHECK_RET( main_idx != wxNOT_FOUND, wxT("no source page?") );
2651
2652
2653                 // make a copy of the page info
2654                 wxAuiNotebookPage page_info = m_tabs.GetPage(main_idx);
2655
2656                 // remove the page from the source notebook
2657                 RemovePage(main_idx);
2658
2659                 // reparent the page
2660                 src_page->Reparent(nb);
2661
2662
2663                 // found out the insert idx
2664                 wxAuiTabCtrl* dest_tabs = (wxAuiTabCtrl*)tab_ctrl;
2665                 wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
2666
2667                 wxWindow* target = NULL;
2668                 int insert_idx = -1;
2669                 dest_tabs->TabHitTest(pt.x, pt.y, &target);
2670                 if (target)
2671                 {
2672                     insert_idx = dest_tabs->GetIdxFromWindow(target);
2673                 }
2674
2675
2676                 // add the page to the new notebook
2677                 if (insert_idx == -1)
2678                     insert_idx = dest_tabs->GetPageCount();
2679                 dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
2680                 nb->m_tabs.AddPage(page_info.window, page_info);
2681
2682                 nb->DoSizing();
2683                 dest_tabs->DoShowHide();
2684                 dest_tabs->Refresh();
2685
2686                 // set the selection in the destination tab control
2687                 nb->SetSelectionToPage(page_info);
2688
2689                 // notify owner that the tab has been dragged
2690                 wxAuiNotebookEvent e2(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, m_windowId);
2691                 e2.SetSelection(evt.GetSelection());
2692                 e2.SetOldSelection(evt.GetSelection());
2693                 e2.SetEventObject(this);
2694                 GetEventHandler()->ProcessEvent(e2);
2695
2696                 return;
2697             }
2698         }
2699     }
2700
2701
2702
2703
2704     // only perform a tab split if it's allowed
2705     wxAuiTabCtrl* dest_tabs = NULL;
2706
2707     if ((m_flags & wxAUI_NB_TAB_SPLIT) && m_tabs.GetPageCount() >= 2)
2708     {
2709         // If the pointer is in an existing tab frame, do a tab insert
2710         wxWindow* hit_wnd = ::wxFindWindowAtPoint(mouse_screen_pt);
2711         wxTabFrame* tab_frame = (wxTabFrame*)GetTabFrameFromTabCtrl(hit_wnd);
2712         int insert_idx = -1;
2713         if (tab_frame)
2714         {
2715             dest_tabs = tab_frame->m_tabs;
2716
2717             if (dest_tabs == src_tabs)
2718                 return;
2719
2720
2721             wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
2722             wxWindow* target = NULL;
2723             dest_tabs->TabHitTest(pt.x, pt.y, &target);
2724             if (target)
2725             {
2726                 insert_idx = dest_tabs->GetIdxFromWindow(target);
2727             }
2728         }
2729         else
2730         {
2731             wxPoint zero(0,0);
2732             wxRect rect = m_mgr.CalculateHintRect(m_dummyWnd,
2733                                                   mouse_client_pt,
2734                                                   zero);
2735             if (rect.IsEmpty())
2736             {
2737                 // there is no suitable drop location here, exit out
2738                 return;
2739             }
2740
2741             // If there is no tabframe at all, create one
2742             wxTabFrame* new_tabs = new wxTabFrame;
2743             new_tabs->m_rect = wxRect(wxPoint(0,0), CalculateNewSplitSize());
2744             new_tabs->SetTabCtrlHeight(m_tabCtrlHeight);
2745             new_tabs->m_tabs = new wxAuiTabCtrl(this,
2746                                                 m_tabIdCounter++,
2747                                                 wxDefaultPosition,
2748                                                 wxDefaultSize,
2749                                                 wxNO_BORDER|wxWANTS_CHARS);
2750             new_tabs->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
2751             new_tabs->m_tabs->SetFlags(m_flags);
2752
2753             m_mgr.AddPane(new_tabs,
2754                           wxAuiPaneInfo().Bottom().CaptionVisible(false),
2755                           mouse_client_pt);
2756             m_mgr.Update();
2757             dest_tabs = new_tabs->m_tabs;
2758         }
2759
2760
2761
2762         // remove the page from the source tabs
2763         wxAuiNotebookPage page_info = src_tabs->GetPage(evt.GetSelection());
2764         page_info.active = false;
2765         src_tabs->RemovePage(page_info.window);
2766         if (src_tabs->GetPageCount() > 0)
2767         {
2768             src_tabs->SetActivePage((size_t)0);
2769             src_tabs->DoShowHide();
2770             src_tabs->Refresh();
2771         }
2772
2773
2774
2775         // add the page to the destination tabs
2776         if (insert_idx == -1)
2777             insert_idx = dest_tabs->GetPageCount();
2778         dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
2779
2780         if (src_tabs->GetPageCount() == 0)
2781         {
2782             RemoveEmptyTabFrames();
2783         }
2784
2785         DoSizing();
2786         dest_tabs->DoShowHide();
2787         dest_tabs->Refresh();
2788
2789         // force the set selection function reset the selection
2790         m_curPage = -1;
2791
2792         // set the active page to the one we just split off
2793         SetSelectionToPage(page_info);
2794
2795         UpdateHintWindowSize();
2796     }
2797
2798     // notify owner that the tab has been dragged
2799     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, m_windowId);
2800     e.SetSelection(evt.GetSelection());
2801     e.SetOldSelection(evt.GetSelection());
2802     e.SetEventObject(this);
2803     GetEventHandler()->ProcessEvent(e);
2804 }
2805
2806
2807
2808 void wxAuiNotebook::OnTabCancelDrag(wxAuiNotebookEvent& command_evt)
2809 {
2810     wxAuiNotebookEvent& evt = (wxAuiNotebookEvent&)command_evt;
2811
2812     m_mgr.HideHint();
2813
2814     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2815     wxCHECK_RET( src_tabs, wxT("no source object?") );
2816
2817     src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
2818 }
2819
2820 wxAuiTabCtrl* wxAuiNotebook::GetTabCtrlFromPoint(const wxPoint& pt)
2821 {
2822     // if we've just removed the last tab from the source
2823     // tab set, the remove the tab control completely
2824     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2825     size_t i, pane_count = all_panes.GetCount();
2826     for (i = 0; i < pane_count; ++i)
2827     {
2828         if (all_panes.Item(i).name == wxT("dummy"))
2829             continue;
2830
2831         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2832         if (tabframe->m_tab_rect.Contains(pt))
2833             return tabframe->m_tabs;
2834     }
2835
2836     return NULL;
2837 }
2838
2839 wxWindow* wxAuiNotebook::GetTabFrameFromTabCtrl(wxWindow* tab_ctrl)
2840 {
2841     // if we've just removed the last tab from the source
2842     // tab set, the remove the tab control completely
2843     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2844     size_t i, pane_count = all_panes.GetCount();
2845     for (i = 0; i < pane_count; ++i)
2846     {
2847         if (all_panes.Item(i).name == wxT("dummy"))
2848             continue;
2849
2850         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2851         if (tabframe->m_tabs == tab_ctrl)
2852         {
2853             return tabframe;
2854         }
2855     }
2856
2857     return NULL;
2858 }
2859
2860 void wxAuiNotebook::RemoveEmptyTabFrames()
2861 {
2862     // if we've just removed the last tab from the source
2863     // tab set, the remove the tab control completely
2864     wxAuiPaneInfoArray all_panes = m_mgr.GetAllPanes();
2865     size_t i, pane_count = all_panes.GetCount();
2866     for (i = 0; i < pane_count; ++i)
2867     {
2868         if (all_panes.Item(i).name == wxT("dummy"))
2869             continue;
2870
2871         wxTabFrame* tab_frame = (wxTabFrame*)all_panes.Item(i).window;
2872         if (tab_frame->m_tabs->GetPageCount() == 0)
2873         {
2874             m_mgr.DetachPane(tab_frame);
2875
2876             // use pending delete because sometimes during
2877             // window closing, refreshs are pending
2878             if (!wxPendingDelete.Member(tab_frame->m_tabs))
2879                 wxPendingDelete.Append(tab_frame->m_tabs);
2880
2881             tab_frame->m_tabs = NULL;
2882
2883             delete tab_frame;
2884         }
2885     }
2886
2887
2888     // check to see if there is still a center pane;
2889     // if there isn't, make a frame the center pane
2890     wxAuiPaneInfoArray panes = m_mgr.GetAllPanes();
2891     pane_count = panes.GetCount();
2892     wxWindow* first_good = NULL;
2893     bool center_found = false;
2894     for (i = 0; i < pane_count; ++i)
2895     {
2896         if (panes.Item(i).name == wxT("dummy"))
2897             continue;
2898         if (panes.Item(i).dock_direction == wxAUI_DOCK_CENTRE)
2899             center_found = true;
2900         if (!first_good)
2901             first_good = panes.Item(i).window;
2902     }
2903
2904     if (!center_found && first_good)
2905     {
2906         m_mgr.GetPane(first_good).Centre();
2907     }
2908
2909     if (!m_isBeingDeleted)
2910         m_mgr.Update();
2911 }
2912
2913 void wxAuiNotebook::OnChildFocusNotebook(wxChildFocusEvent& evt)
2914 {
2915     evt.Skip();
2916
2917     // if we're dragging a tab, don't change the current selection.
2918     // This code prevents a bug that used to happen when the hint window
2919     // was hidden.  In the bug, the focus would return to the notebook
2920     // child, which would then enter this handler and call
2921     // SetSelection, which is not desired turn tab dragging.
2922
2923     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2924     size_t i, pane_count = all_panes.GetCount();
2925     for (i = 0; i < pane_count; ++i)
2926     {
2927         wxAuiPaneInfo& pane = all_panes.Item(i);
2928         if (pane.name == wxT("dummy"))
2929             continue;
2930         wxTabFrame* tabframe = (wxTabFrame*)pane.window;
2931         if (tabframe->m_tabs->IsDragging())
2932             return;
2933     }
2934
2935
2936     // change the tab selection to the child
2937     // which was focused
2938     int idx = m_tabs.GetIdxFromWindow(evt.GetWindow());
2939     if (idx != -1 && idx != m_curPage)
2940     {
2941         SetSelection(idx);
2942     }
2943 }
2944
2945 void wxAuiNotebook::OnNavigationKeyNotebook(wxNavigationKeyEvent& event)
2946 {
2947     if ( event.IsWindowChange() ) {
2948         // change pages
2949         // FIXME: the problem with this is that if we have a split notebook,
2950         // we selection may go all over the place.
2951         AdvanceSelection(event.GetDirection());
2952     }
2953     else {
2954         // we get this event in 3 cases
2955         //
2956         // a) one of our pages might have generated it because the user TABbed
2957         // out from it in which case we should propagate the event upwards and
2958         // our parent will take care of setting the focus to prev/next sibling
2959         //
2960         // or
2961         //
2962         // b) the parent panel wants to give the focus to us so that we
2963         // forward it to our selected page. We can't deal with this in
2964         // OnSetFocus() because we don't know which direction the focus came
2965         // from in this case and so can't choose between setting the focus to
2966         // first or last panel child
2967         //
2968         // or
2969         //
2970         // c) we ourselves (see MSWTranslateMessage) generated the event
2971         //
2972         wxWindow * const parent = GetParent();
2973
2974         // the wxObject* casts are required to avoid MinGW GCC 2.95.3 ICE
2975         const bool isFromParent = event.GetEventObject() == (wxObject*) parent;
2976         const bool isFromSelf = event.GetEventObject() == (wxObject*) this;
2977
2978         if ( isFromParent || isFromSelf )
2979         {
2980             // no, it doesn't come from child, case (b) or (c): forward to a
2981             // page but only if direction is backwards (TAB) or from ourselves,
2982             if ( GetSelection() != wxNOT_FOUND &&
2983                     (!event.GetDirection() || isFromSelf) )
2984             {
2985                 // so that the page knows that the event comes from it's parent
2986                 // and is being propagated downwards
2987                 event.SetEventObject(this);
2988
2989                 wxWindow *page = GetPage(GetSelection());
2990                 if ( !page->GetEventHandler()->ProcessEvent(event) )
2991                 {
2992                     page->SetFocus();
2993                 }
2994                 //else: page manages focus inside it itself
2995             }
2996             else // otherwise set the focus to the notebook itself
2997             {
2998                 SetFocus();
2999             }
3000         }
3001         else
3002         {
3003             // it comes from our child, case (a), pass to the parent, but only
3004             // if the direction is forwards. Otherwise set the focus to the
3005             // notebook itself. The notebook is always the 'first' control of a
3006             // page.
3007             if ( !event.GetDirection() )
3008             {
3009                 SetFocus();
3010             }
3011             else if ( parent )
3012             {
3013                 event.SetCurrentFocus(this);
3014                 parent->GetEventHandler()->ProcessEvent(event);
3015             }
3016         }
3017     }
3018 }
3019
3020 void wxAuiNotebook::OnTabButton(wxAuiNotebookEvent& evt)
3021 {
3022     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3023
3024     int button_id = evt.GetInt();
3025
3026     if (button_id == wxAUI_BUTTON_CLOSE)
3027     {
3028         int selection = evt.GetSelection();
3029
3030         if (selection == -1)
3031         {
3032             // if the close button is to the right, use the active
3033             // page selection to determine which page to close
3034             selection = tabs->GetActivePage();
3035         }
3036
3037         if (selection != -1)
3038         {
3039             wxWindow* close_wnd = tabs->GetWindowFromIdx(selection);
3040
3041             // ask owner if it's ok to close the tab
3042             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE, m_windowId);
3043             e.SetSelection(m_tabs.GetIdxFromWindow(close_wnd));
3044             const int idx = m_tabs.GetIdxFromWindow(close_wnd);
3045             e.SetSelection(idx);
3046             e.SetOldSelection(evt.GetSelection());
3047             e.SetEventObject(this);
3048             GetEventHandler()->ProcessEvent(e);
3049             if (!e.IsAllowed())
3050                 return;
3051
3052
3053 #if wxUSE_MDI
3054             if (close_wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
3055             {
3056                 close_wnd->Close();
3057             }
3058             else
3059 #endif
3060             {
3061                 int main_idx = m_tabs.GetIdxFromWindow(close_wnd);
3062                 wxCHECK_RET( main_idx != wxNOT_FOUND, wxT("no page to delete?") );
3063
3064                 DeletePage(main_idx);
3065             }
3066
3067             // notify owner that the tab has been closed
3068             wxAuiNotebookEvent e2(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSED, m_windowId);
3069             e2.SetSelection(idx);
3070             e2.SetEventObject(this);
3071             GetEventHandler()->ProcessEvent(e2);
3072         }
3073     }
3074 }
3075
3076
3077 void wxAuiNotebook::OnTabMiddleDown(wxAuiNotebookEvent& evt)
3078 {
3079     // patch event through to owner
3080     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3081     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
3082
3083     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, m_windowId);
3084     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
3085     e.SetEventObject(this);
3086     GetEventHandler()->ProcessEvent(e);
3087 }
3088
3089 void wxAuiNotebook::OnTabMiddleUp(wxAuiNotebookEvent& evt)
3090 {
3091     // if the wxAUI_NB_MIDDLE_CLICK_CLOSE is specified, middle
3092     // click should act like a tab close action.  However, first
3093     // give the owner an opportunity to handle the middle up event
3094     // for custom action
3095
3096     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3097     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
3098
3099     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, m_windowId);
3100     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
3101     e.SetEventObject(this);
3102     if (GetEventHandler()->ProcessEvent(e))
3103         return;
3104     if (!e.IsAllowed())
3105         return;
3106
3107     // check if we are supposed to close on middle-up
3108     if ((m_flags & wxAUI_NB_MIDDLE_CLICK_CLOSE) == 0)
3109         return;
3110
3111     // simulate the user pressing the close button on the tab
3112     evt.SetInt(wxAUI_BUTTON_CLOSE);
3113     OnTabButton(evt);
3114 }
3115
3116 void wxAuiNotebook::OnTabRightDown(wxAuiNotebookEvent& evt)
3117 {
3118     // patch event through to owner
3119     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3120     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
3121
3122     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, m_windowId);
3123     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
3124     e.SetEventObject(this);
3125     GetEventHandler()->ProcessEvent(e);
3126 }
3127
3128 void wxAuiNotebook::OnTabRightUp(wxAuiNotebookEvent& evt)
3129 {
3130     // patch event through to owner
3131     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3132     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
3133
3134     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, m_windowId);
3135     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
3136     e.SetEventObject(this);
3137     GetEventHandler()->ProcessEvent(e);
3138 }
3139
3140 // Sets the normal font
3141 void wxAuiNotebook::SetNormalFont(const wxFont& font)
3142 {
3143     m_normalFont = font;
3144     GetArtProvider()->SetNormalFont(font);
3145 }
3146
3147 // Sets the selected tab font
3148 void wxAuiNotebook::SetSelectedFont(const wxFont& font)
3149 {
3150     m_selectedFont = font;
3151     GetArtProvider()->SetSelectedFont(font);
3152 }
3153
3154 // Sets the measuring font
3155 void wxAuiNotebook::SetMeasuringFont(const wxFont& font)
3156 {
3157     GetArtProvider()->SetMeasuringFont(font);
3158 }
3159
3160 // Sets the tab font
3161 bool wxAuiNotebook::SetFont(const wxFont& font)
3162 {
3163     wxControl::SetFont(font);
3164
3165     wxFont normalFont(font);
3166     wxFont selectedFont(normalFont);
3167     selectedFont.SetWeight(wxBOLD);
3168
3169     SetNormalFont(normalFont);
3170     SetSelectedFont(selectedFont);
3171     SetMeasuringFont(selectedFont);
3172
3173     return true;
3174 }
3175
3176 // Gets the tab control height
3177 int wxAuiNotebook::GetTabCtrlHeight() const
3178 {
3179     return m_tabCtrlHeight;
3180 }
3181
3182 // Gets the height of the notebook for a given page height
3183 int wxAuiNotebook::GetHeightForPageHeight(int pageHeight)
3184 {
3185     UpdateTabCtrlHeight();
3186
3187     int tabCtrlHeight = GetTabCtrlHeight();
3188     int decorHeight = 2;
3189     return tabCtrlHeight + pageHeight + decorHeight;
3190 }
3191
3192 // Advances the selection, generation page selection events
3193 void wxAuiNotebook::AdvanceSelection(bool forward)
3194 {
3195     if (GetPageCount() <= 1)
3196         return;
3197
3198     int currentSelection = GetSelection();
3199
3200     if (forward)
3201     {
3202         if (currentSelection == (int) (GetPageCount() - 1))
3203             return;
3204         else if (currentSelection == -1)
3205             currentSelection = 0;
3206         else
3207             currentSelection ++;
3208     }
3209     else
3210     {
3211         if (currentSelection <= 0)
3212             return;
3213         else
3214             currentSelection --;
3215     }
3216
3217     SetSelection(currentSelection);
3218 }
3219
3220 // Shows the window menu
3221 bool wxAuiNotebook::ShowWindowMenu()
3222 {
3223     wxAuiTabCtrl* tabCtrl = GetActiveTabCtrl();
3224
3225     int idx = tabCtrl->GetArtProvider()->ShowDropDown(tabCtrl, tabCtrl->GetPages(), tabCtrl->GetActivePage());
3226
3227     if (idx != -1)
3228     {
3229         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, tabCtrl->GetId());
3230         e.SetSelection(idx);
3231         e.SetOldSelection(tabCtrl->GetActivePage());
3232         e.SetEventObject(tabCtrl);
3233         GetEventHandler()->ProcessEvent(e);
3234
3235         return true;
3236     }
3237     else
3238         return false;
3239 }
3240
3241 void wxAuiNotebook::Thaw()
3242 {
3243     DoSizing();
3244
3245     wxControl::Thaw();
3246 }
3247
3248 void wxAuiNotebook::SetPageSize (const wxSize& WXUNUSED(size))
3249 {
3250     wxFAIL_MSG("Not implemented for wxAuiNotebook");
3251 }
3252
3253 int wxAuiNotebook::HitTest (const wxPoint& WXUNUSED(pt), long* WXUNUSED(flags)) const
3254 {
3255     wxFAIL_MSG("Not implemented for wxAuiNotebook");
3256     return wxNOT_FOUND;
3257 }
3258
3259 int wxAuiNotebook::GetPageImage(size_t WXUNUSED(n)) const
3260 {
3261     wxFAIL_MSG("Not implemented for wxAuiNotebook");
3262     return -1;
3263 }
3264
3265 bool wxAuiNotebook::SetPageImage(size_t n, int imageId)
3266 {
3267     return SetPageBitmap(n, GetImageList()->GetBitmap(imageId));
3268 }
3269
3270 wxWindow* wxAuiNotebook::GetCurrentPage () const
3271 {
3272     const int sel = GetSelection();
3273
3274     return sel == wxNOT_FOUND ? NULL : GetPage(sel);
3275 }
3276
3277 int wxAuiNotebook::ChangeSelection(size_t n)
3278 {
3279     return DoModifySelection(n, false);
3280 }
3281
3282 bool wxAuiNotebook::AddPage(wxWindow *page, const wxString &text, bool select,
3283                             int imageId)
3284 {
3285     if(HasImageList())
3286     {
3287         return AddPage(page, text, select, GetImageList()->GetBitmap(imageId));
3288     }
3289     else
3290     {
3291         return AddPage(page, text, select, wxNullBitmap);
3292     }
3293 }
3294
3295 bool wxAuiNotebook::DeleteAllPages()
3296 {
3297     size_t count = GetPageCount();
3298     for(size_t i = 0; i < count; i++)
3299     {
3300         DeletePage(0);
3301     }
3302     return true;
3303 }
3304
3305 bool wxAuiNotebook::InsertPage(size_t index, wxWindow *page,
3306                                const wxString &text, bool select,
3307                                int imageId)
3308 {
3309     if(HasImageList())
3310     {
3311         return InsertPage(index, page, text, select,
3312                           GetImageList()->GetBitmap(imageId));
3313     }
3314     else
3315     {
3316         return InsertPage(index, page, text, select, wxNullBitmap);
3317     }
3318 }
3319
3320 int wxAuiNotebook::DoModifySelection(size_t n, bool events)
3321 {
3322     wxWindow* wnd = m_tabs.GetWindowFromIdx(n);
3323     if (!wnd)
3324         return m_curPage;
3325
3326     // don't change the page unless necessary;
3327     // however, clicking again on a tab should give it the focus.
3328     if ((int)n == m_curPage)
3329     {
3330         wxAuiTabCtrl* ctrl;
3331         int ctrl_idx;
3332         if (FindTab(wnd, &ctrl, &ctrl_idx))
3333         {
3334             if (FindFocus() != ctrl)
3335                 ctrl->SetFocus();
3336         }
3337         return m_curPage;
3338     }
3339
3340     bool vetoed = false;
3341
3342     wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
3343
3344     if(events)
3345     {
3346         evt.SetSelection(n);
3347         evt.SetOldSelection(m_curPage);
3348         evt.SetEventObject(this);
3349         GetEventHandler()->ProcessEvent(evt);
3350         vetoed = !evt.IsAllowed();
3351     }
3352
3353     if (!vetoed)
3354     {
3355         int old_curpage = m_curPage;
3356         m_curPage = n;
3357
3358         // program allows the page change
3359         if(events)
3360         {
3361             evt.SetEventType(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED);
3362             (void)GetEventHandler()->ProcessEvent(evt);
3363         }
3364
3365
3366         wxAuiTabCtrl* ctrl;
3367         int ctrl_idx;
3368         if (FindTab(wnd, &ctrl, &ctrl_idx))
3369         {
3370             m_tabs.SetActivePage(wnd);
3371
3372             ctrl->SetActivePage(ctrl_idx);
3373             DoSizing();
3374             ctrl->DoShowHide();
3375
3376             ctrl->MakeTabVisible(ctrl_idx, ctrl);
3377
3378             // set fonts
3379             wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3380             size_t i, pane_count = all_panes.GetCount();
3381             for (i = 0; i < pane_count; ++i)
3382             {
3383                 wxAuiPaneInfo& pane = all_panes.Item(i);
3384                 if (pane.name == wxT("dummy"))
3385                     continue;
3386                 wxAuiTabCtrl* tabctrl = ((wxTabFrame*)pane.window)->m_tabs;
3387                 if (tabctrl != ctrl)
3388                     tabctrl->SetSelectedFont(m_normalFont);
3389                 else
3390                     tabctrl->SetSelectedFont(m_selectedFont);
3391                 tabctrl->Refresh();
3392             }
3393
3394             // Set the focus to the page if we're not currently focused on the tab.
3395             // This is Firefox-like behaviour.
3396             if (wnd->IsShownOnScreen() && FindFocus() != ctrl)
3397                 wnd->SetFocus();
3398
3399             return old_curpage;
3400         }
3401     }
3402
3403     return m_curPage;
3404 }
3405
3406
3407 #endif // wxUSE_AUI