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:
   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/image.h"
  28     #include "wx/menu.h"
  29 #endif
  30
  31 #include "wx/aui/tabmdi.h"
  32 #include "wx/dcbuffer.h"
  33
  34 #include "wx/renderer.h"
  35
  36 #ifdef __WXMAC__
  37 #include "wx/osx/private.h"
  38 #endif
  39
  40 #include "wx/arrimpl.cpp"
  41 WX_DEFINE_OBJARRAY(wxAuiNotebookPageArray)
  42 WX_DEFINE_OBJARRAY(wxAuiTabContainerButtonArray)
  43
  44 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE, wxAuiNotebookEvent);
  45 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSED, wxAuiNotebookEvent);
  46 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, wxAuiNotebookEvent);
  47 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED, wxAuiNotebookEvent);
  48 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BUTTON, wxAuiNotebookEvent);
  49 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG, wxAuiNotebookEvent);
  50 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG, wxAuiNotebookEvent);
  51 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG, wxAuiNotebookEvent);
  52 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION, wxAuiNotebookEvent);
  53 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND, wxAuiNotebookEvent);
  54 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, wxAuiNotebookEvent);
  55 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, wxAuiNotebookEvent);
  56 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, wxAuiNotebookEvent);
  57 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, wxAuiNotebookEvent);
  58 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, wxAuiNotebookEvent);
  59 wxDEFINE_EVENT(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, wxAuiNotebookEvent);
  60
  61 IMPLEMENT_CLASS(wxAuiNotebook, wxControl)
  62 IMPLEMENT_CLASS(wxAuiTabCtrl, wxControl)
  63 IMPLEMENT_DYNAMIC_CLASS(wxAuiNotebookEvent, wxBookCtrlEvent)
  64
  65
  66
  67
  68
  69 // these functions live in dockart.cpp -- they'll eventually
  70 // be moved to a new utility cpp file
  71
  72 wxBitmap wxAuiBitmapFromBits(const unsigned char bits[], int w, int h,
  73                              const wxColour& color);
  74
  75 wxString wxAuiChopText(wxDC& dc, const wxString& text, int max_size);
  76
  77 static void DrawButtons(wxDC& dc,
  78                         const wxRect& _rect,
  79                         const wxBitmap& bmp,
  80                         const wxColour& bkcolour,
  81                         int button_state)
  82 {
  83     wxRect rect = _rect;
  84
  85     if (button_state == wxAUI_BUTTON_STATE_PRESSED)
  86     {
  87         rect.x++;
  88         rect.y++;
  89     }
  90
  91     if (button_state == wxAUI_BUTTON_STATE_HOVER ||
  92         button_state == wxAUI_BUTTON_STATE_PRESSED)
  93     {
  94         dc.SetBrush(wxBrush(bkcolour.ChangeLightness(120)));
  95         dc.SetPen(wxPen(bkcolour.ChangeLightness(75)));
  96
  97         // draw the background behind the button
  98         dc.DrawRectangle(rect.x, rect.y, 15, 15);
  99     }
 100
 101     // draw the button itself
 102     dc.DrawBitmap(bmp, rect.x, rect.y, true);
 103 }
 104
 105 static void IndentPressedBitmap(wxRect* rect, int button_state)
 106 {
 107     if (button_state == wxAUI_BUTTON_STATE_PRESSED)
 108     {
 109         rect->x++;
 110         rect->y++;
 111     }
 112 }
 113
 114
 115
 116 // -- GUI helper classes and functions --
 117
 118 class wxAuiCommandCapture : public wxEvtHandler
 119 {
 120 public:
 121
 122     wxAuiCommandCapture() { m_lastId = 0; }
 123     int GetCommandId() const { return m_lastId; }
 124
 125     bool ProcessEvent(wxEvent& evt)
 126     {
 127         if (evt.GetEventType() == wxEVT_COMMAND_MENU_SELECTED)
 128         {
 129             m_lastId = evt.GetId();
 130             return true;
 131         }
 132
 133         if (GetNextHandler())
 134             return GetNextHandler()->ProcessEvent(evt);
 135
 136         return false;
 137     }
 138
 139 private:
 140     int m_lastId;
 141 };
 142
 143
 144 // -- bitmaps --
 145
 146 #if defined( __WXMAC__ )
 147  static const unsigned char close_bits[]={
 148      0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0xFE, 0x03, 0xF8, 0x01, 0xF0, 0x19, 0xF3,
 149      0xB8, 0xE3, 0xF0, 0xE1, 0xE0, 0xE0, 0xF0, 0xE1, 0xB8, 0xE3, 0x19, 0xF3,
 150      0x01, 0xF0, 0x03, 0xF8, 0x0F, 0xFE, 0xFF, 0xFF };
 151 #elif defined( __WXGTK__)
 152  static const unsigned char close_bits[]={
 153      0xff, 0xff, 0xff, 0xff, 0x07, 0xf0, 0xfb, 0xef, 0xdb, 0xed, 0x8b, 0xe8,
 154      0x1b, 0xec, 0x3b, 0xee, 0x1b, 0xec, 0x8b, 0xe8, 0xdb, 0xed, 0xfb, 0xef,
 155      0x07, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 156 #else
 157  static const unsigned char close_bits[]={
 158      0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe7, 0xf3, 0xcf, 0xf9,
 159      0x9f, 0xfc, 0x3f, 0xfe, 0x3f, 0xfe, 0x9f, 0xfc, 0xcf, 0xf9, 0xe7, 0xf3,
 160      0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 161 #endif
 162
 163 static const unsigned char left_bits[] = {
 164    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x7f, 0xfe, 0x3f, 0xfe,
 165    0x1f, 0xfe, 0x0f, 0xfe, 0x1f, 0xfe, 0x3f, 0xfe, 0x7f, 0xfe, 0xff, 0xfe,
 166    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 167
 168 static const unsigned char right_bits[] = {
 169    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xdf, 0xff, 0x9f, 0xff, 0x1f, 0xff,
 170    0x1f, 0xfe, 0x1f, 0xfc, 0x1f, 0xfe, 0x1f, 0xff, 0x9f, 0xff, 0xdf, 0xff,
 171    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 172
 173 static const unsigned char list_bits[] = {
 174    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 175    0x0f, 0xf8, 0xff, 0xff, 0x0f, 0xf8, 0x1f, 0xfc, 0x3f, 0xfe, 0x7f, 0xff,
 176    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 177
 178
 179
 180
 181
 182
 183 // -- wxAuiDefaultTabArt class implementation --
 184
 185 wxAuiDefaultTabArt::wxAuiDefaultTabArt()
 186 {
 187     m_normalFont = *wxNORMAL_FONT;
 188     m_selectedFont = *wxNORMAL_FONT;
 189     m_selectedFont.SetWeight(wxBOLD);
 190     m_measuringFont = m_selectedFont;
 191
 192     m_fixedTabWidth = 100;
 193     m_tabCtrlHeight = 0;
 194
 195 #if defined( __WXMAC__ ) && wxOSX_USE_COCOA_OR_CARBON
 196     wxColor baseColour = wxColour( wxMacCreateCGColorFromHITheme(kThemeBrushToolbarBackground));
 197 #else
 198     wxColor baseColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 199 #endif
 200
 201     // the baseColour is too pale to use as our base colour,
 202     // so darken it a bit --
 203     if ((255-baseColour.Red()) +
 204         (255-baseColour.Green()) +
 205         (255-baseColour.Blue()) < 60)
 206     {
 207         baseColour = baseColour.ChangeLightness(92);
 208     }
 209
 210     m_activeColour = baseColour;
 211     m_baseColour = baseColour;
 212     wxColor borderColour = baseColour.ChangeLightness(75);
 213
 214     m_borderPen = wxPen(borderColour);
 215     m_baseColourPen = wxPen(m_baseColour);
 216     m_baseColourBrush = wxBrush(m_baseColour);
 217
 218     m_activeCloseBmp = wxAuiBitmapFromBits(close_bits, 16, 16, *wxBLACK);
 219     m_disabledCloseBmp = wxAuiBitmapFromBits(close_bits, 16, 16, wxColour(128,128,128));
 220
 221     m_activeLeftBmp = wxAuiBitmapFromBits(left_bits, 16, 16, *wxBLACK);
 222     m_disabledLeftBmp = wxAuiBitmapFromBits(left_bits, 16, 16, wxColour(128,128,128));
 223
 224     m_activeRightBmp = wxAuiBitmapFromBits(right_bits, 16, 16, *wxBLACK);
 225     m_disabledRightBmp = wxAuiBitmapFromBits(right_bits, 16, 16, wxColour(128,128,128));
 226
 227     m_activeWindowListBmp = wxAuiBitmapFromBits(list_bits, 16, 16, *wxBLACK);
 228     m_disabledWindowListBmp = wxAuiBitmapFromBits(list_bits, 16, 16, wxColour(128,128,128));
 229
 230     m_flags = 0;
 231 }
 232
 233 wxAuiDefaultTabArt::~wxAuiDefaultTabArt()
 234 {
 235 }
 236
 237 wxAuiTabArt* wxAuiDefaultTabArt::Clone()
 238 {
 239     return new wxAuiDefaultTabArt(*this);
 240 }
 241
 242 void wxAuiDefaultTabArt::SetFlags(unsigned int flags)
 243 {
 244     m_flags = flags;
 245 }
 246
 247 void wxAuiDefaultTabArt::SetSizingInfo(const wxSize& tab_ctrl_size,
 248                                        size_t tab_count)
 249 {
 250     m_fixedTabWidth = 100;
 251
 252     int tot_width = (int)tab_ctrl_size.x - GetIndentSize() - 4;
 253
 254     if (m_flags & wxAUI_NB_CLOSE_BUTTON)
 255         tot_width -= m_activeCloseBmp.GetWidth();
 256     if (m_flags & wxAUI_NB_WINDOWLIST_BUTTON)
 257         tot_width -= m_activeWindowListBmp.GetWidth();
 258
 259     if (tab_count > 0)
 260     {
 261         m_fixedTabWidth = tot_width/(int)tab_count;
 262     }
 263
 264
 265     if (m_fixedTabWidth < 100)
 266         m_fixedTabWidth = 100;
 267
 268     if (m_fixedTabWidth > tot_width/2)
 269         m_fixedTabWidth = tot_width/2;
 270
 271     if (m_fixedTabWidth > 220)
 272         m_fixedTabWidth = 220;
 273
 274     m_tabCtrlHeight = tab_ctrl_size.y;
 275 }
 276
 277
 278 void wxAuiDefaultTabArt::DrawBackground(wxDC& dc,
 279                                         wxWindow* WXUNUSED(wnd),
 280                                         const wxRect& rect)
 281 {
 282     // draw background
 283
 284     wxColor top_color       = m_baseColour.ChangeLightness(90);
 285     wxColor bottom_color   = m_baseColour.ChangeLightness(170);
 286     wxRect r;
 287
 288    if (m_flags &wxAUI_NB_BOTTOM)
 289        r = wxRect(rect.x, rect.y, rect.width+2, rect.height);
 290    // TODO: else if (m_flags &wxAUI_NB_LEFT) {}
 291    // TODO: else if (m_flags &wxAUI_NB_RIGHT) {}
 292    else //for wxAUI_NB_TOP
 293        r = wxRect(rect.x, rect.y, rect.width+2, rect.height-3);
 294
 295     dc.GradientFillLinear(r, top_color, bottom_color, wxSOUTH);
 296
 297
 298    // draw base lines
 299
 300    dc.SetPen(m_borderPen);
 301    int y = rect.GetHeight();
 302    int w = rect.GetWidth();
 303
 304    if (m_flags &wxAUI_NB_BOTTOM)
 305    {
 306        dc.SetBrush(wxBrush(bottom_color));
 307        dc.DrawRectangle(-1, 0, w+2, 4);
 308    }
 309    // TODO: else if (m_flags &wxAUI_NB_LEFT) {}
 310    // TODO: else if (m_flags &wxAUI_NB_RIGHT) {}
 311    else //for wxAUI_NB_TOP
 312    {
 313        dc.SetBrush(m_baseColourBrush);
 314        dc.DrawRectangle(-1, y-4, w+2, 4);
 315    }
 316 }
 317
 318
 319 // DrawTab() draws an individual tab.
 320 //
 321 // dc       - output dc
 322 // in_rect  - rectangle the tab should be confined to
 323 // caption  - tab's caption
 324 // active   - whether or not the tab is active
 325 // out_rect - actual output rectangle
 326 // x_extent - the advance x; where the next tab should start
 327
 328 void wxAuiDefaultTabArt::DrawTab(wxDC& dc,
 329                                  wxWindow* wnd,
 330                                  const wxAuiNotebookPage& page,
 331                                  const wxRect& in_rect,
 332                                  int close_button_state,
 333                                  wxRect* out_tab_rect,
 334                                  wxRect* out_button_rect,
 335                                  int* x_extent)
 336 {
 337     wxCoord normal_textx, normal_texty;
 338     wxCoord selected_textx, selected_texty;
 339     wxCoord texty;
 340
 341     // if the caption is empty, measure some temporary text
 342     wxString caption = page.caption;
 343     if (caption.empty())
 344         caption = wxT("Xj");
 345
 346     dc.SetFont(m_selectedFont);
 347     dc.GetTextExtent(caption, &selected_textx, &selected_texty);
 348
 349     dc.SetFont(m_normalFont);
 350     dc.GetTextExtent(caption, &normal_textx, &normal_texty);
 351
 352     // figure out the size of the tab
 353     wxSize tab_size = GetTabSize(dc,
 354                                  wnd,
 355                                  page.caption,
 356                                  page.bitmap,
 357                                  page.active,
 358                                  close_button_state,
 359                                  x_extent);
 360
 361     wxCoord tab_height = m_tabCtrlHeight - 3;
 362     wxCoord tab_width = tab_size.x;
 363     wxCoord tab_x = in_rect.x;
 364     wxCoord tab_y = in_rect.y + in_rect.height - tab_height;
 365
 366
 367     caption = page.caption;
 368
 369
 370     // select pen, brush and font for the tab to be drawn
 371
 372     if (page.active)
 373     {
 374         dc.SetFont(m_selectedFont);
 375         texty = selected_texty;
 376     }
 377     else
 378     {
 379         dc.SetFont(m_normalFont);
 380         texty = normal_texty;
 381     }
 382
 383
 384     // create points that will make the tab outline
 385
 386     int clip_width = tab_width;
 387     if (tab_x + clip_width > in_rect.x + in_rect.width)
 388         clip_width = (in_rect.x + in_rect.width) - tab_x;
 389
 390 /*
 391     wxPoint clip_points[6];
 392     clip_points[0] = wxPoint(tab_x,              tab_y+tab_height-3);
 393     clip_points[1] = wxPoint(tab_x,              tab_y+2);
 394     clip_points[2] = wxPoint(tab_x+2,            tab_y);
 395     clip_points[3] = wxPoint(tab_x+clip_width-1, tab_y);
 396     clip_points[4] = wxPoint(tab_x+clip_width+1, tab_y+2);
 397     clip_points[5] = wxPoint(tab_x+clip_width+1, tab_y+tab_height-3);
 398
 399     // FIXME: these ports don't provide wxRegion ctor from array of points
 400 #if !defined(__WXDFB__) && !defined(__WXCOCOA__)
 401     // set the clipping region for the tab --
 402     wxRegion clipping_region(WXSIZEOF(clip_points), clip_points);
 403     dc.SetClippingRegion(clipping_region);
 404 #endif // !wxDFB && !wxCocoa
 405 */
 406     // since the above code above doesn't play well with WXDFB or WXCOCOA,
 407     // we'll just use a rectangle for the clipping region for now --
 408     dc.SetClippingRegion(tab_x, tab_y, clip_width+1, tab_height-3);
 409
 410
 411     wxPoint border_points[6];
 412     if (m_flags &wxAUI_NB_BOTTOM)
 413     {
 414         border_points[0] = wxPoint(tab_x,             tab_y);
 415         border_points[1] = wxPoint(tab_x,             tab_y+tab_height-6);
 416         border_points[2] = wxPoint(tab_x+2,           tab_y+tab_height-4);
 417         border_points[3] = wxPoint(tab_x+tab_width-2, tab_y+tab_height-4);
 418         border_points[4] = wxPoint(tab_x+tab_width,   tab_y+tab_height-6);
 419         border_points[5] = wxPoint(tab_x+tab_width,   tab_y);
 420     }
 421     else //if (m_flags & wxAUI_NB_TOP) {}
 422     {
 423         border_points[0] = wxPoint(tab_x,             tab_y+tab_height-4);
 424         border_points[1] = wxPoint(tab_x,             tab_y+2);
 425         border_points[2] = wxPoint(tab_x+2,           tab_y);
 426         border_points[3] = wxPoint(tab_x+tab_width-2, tab_y);
 427         border_points[4] = wxPoint(tab_x+tab_width,   tab_y+2);
 428         border_points[5] = wxPoint(tab_x+tab_width,   tab_y+tab_height-4);
 429     }
 430     // TODO: else if (m_flags &wxAUI_NB_LEFT) {}
 431     // TODO: else if (m_flags &wxAUI_NB_RIGHT) {}
 432
 433     int drawn_tab_yoff = border_points[1].y;
 434     int drawn_tab_height = border_points[0].y - border_points[1].y;
 435
 436
 437     if (page.active)
 438     {
 439         // draw active tab
 440
 441         // draw base background color
 442         wxRect r(tab_x, tab_y, tab_width, tab_height);
 443         dc.SetPen(wxPen(m_activeColour));
 444         dc.SetBrush(wxBrush(m_activeColour));
 445         dc.DrawRectangle(r.x+1, r.y+1, r.width-1, r.height-4);
 446
 447         // this white helps fill out the gradient at the top of the tab
 448         dc.SetPen(*wxWHITE_PEN);
 449         dc.SetBrush(*wxWHITE_BRUSH);
 450         dc.DrawRectangle(r.x+2, r.y+1, r.width-3, r.height-4);
 451
 452         // these two points help the rounded corners appear more antialiased
 453         dc.SetPen(wxPen(m_activeColour));
 454         dc.DrawPoint(r.x+2, r.y+1);
 455         dc.DrawPoint(r.x+r.width-2, r.y+1);
 456
 457         // set rectangle down a bit for gradient drawing
 458         r.SetHeight(r.GetHeight()/2);
 459         r.x += 2;
 460         r.width -= 3;
 461         r.y += r.height;
 462         r.y -= 2;
 463
 464         // draw gradient background
 465         wxColor top_color = *wxWHITE;
 466         wxColor bottom_color = m_activeColour;
 467         dc.GradientFillLinear(r, bottom_color, top_color, wxNORTH);
 468     }
 469     else
 470     {
 471         // draw inactive tab
 472
 473         wxRect r(tab_x, tab_y+1, tab_width, tab_height-3);
 474
 475         // start the gradent up a bit and leave the inside border inset
 476         // by a pixel for a 3D look.  Only the top half of the inactive
 477         // tab will have a slight gradient
 478         r.x += 3;
 479         r.y++;
 480         r.width -= 4;
 481         r.height /= 2;
 482         r.height--;
 483
 484         // -- draw top gradient fill for glossy look
 485         wxColor top_color = m_baseColour;
 486         wxColor bottom_color = top_color.ChangeLightness(160);
 487         dc.GradientFillLinear(r, bottom_color, top_color, wxNORTH);
 488
 489         r.y += r.height;
 490         r.y--;
 491
 492         // -- draw bottom fill for glossy look
 493         top_color = m_baseColour;
 494         bottom_color = m_baseColour;
 495         dc.GradientFillLinear(r, top_color, bottom_color, wxSOUTH);
 496     }
 497
 498     // draw tab outline
 499     dc.SetPen(m_borderPen);
 500     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 501     dc.DrawPolygon(WXSIZEOF(border_points), border_points);
 502
 503     // there are two horizontal grey lines at the bottom of the tab control,
 504     // this gets rid of the top one of those lines in the tab control
 505     if (page.active)
 506     {
 507         if (m_flags &wxAUI_NB_BOTTOM)
 508             dc.SetPen(wxPen(m_baseColour.ChangeLightness(170)));
 509         // TODO: else if (m_flags &wxAUI_NB_LEFT) {}
 510         // TODO: else if (m_flags &wxAUI_NB_RIGHT) {}
 511         else //for wxAUI_NB_TOP
 512             dc.SetPen(m_baseColourPen);
 513         dc.DrawLine(border_points[0].x+1,
 514                     border_points[0].y,
 515                     border_points[5].x,
 516                     border_points[5].y);
 517     }
 518
 519
 520     int text_offset = tab_x + 8;
 521     int close_button_width = 0;
 522     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 523     {
 524         close_button_width = m_activeCloseBmp.GetWidth();
 525     }
 526
 527     int bitmap_offset = 0;
 528     if (page.bitmap.IsOk())
 529     {
 530         bitmap_offset = tab_x + 8;
 531
 532         // draw bitmap
 533         dc.DrawBitmap(page.bitmap,
 534                       bitmap_offset,
 535                       drawn_tab_yoff + (drawn_tab_height/2) - (page.bitmap.GetHeight()/2),
 536                       true);
 537
 538         text_offset = bitmap_offset + page.bitmap.GetWidth();
 539         text_offset += 3; // bitmap padding
 540
 541     }
 542     else
 543     {
 544         text_offset = tab_x + 8;
 545     }
 546
 547
 548     wxString draw_text = wxAuiChopText(dc,
 549                           caption,
 550                           tab_width - (text_offset-tab_x) - close_button_width);
 551
 552     // draw tab text
 553     dc.DrawText(draw_text,
 554                 text_offset,
 555                 drawn_tab_yoff + (drawn_tab_height)/2 - (texty/2) - 1);
 556
 557     // draw focus rectangle
 558     if (page.active && (wnd->FindFocus() == wnd))
 559     {
 560         wxRect focusRectText(text_offset, (drawn_tab_yoff + (drawn_tab_height)/2 - (texty/2) - 1),
 561             selected_textx, selected_texty);
 562
 563         wxRect focusRect;
 564         wxRect focusRectBitmap;
 565
 566         if (page.bitmap.IsOk())
 567             focusRectBitmap = wxRect(bitmap_offset, drawn_tab_yoff + (drawn_tab_height/2) - (page.bitmap.GetHeight()/2),
 568                                             page.bitmap.GetWidth(), page.bitmap.GetHeight());
 569
 570         if (page.bitmap.IsOk() && draw_text.IsEmpty())
 571             focusRect = focusRectBitmap;
 572         else if (!page.bitmap.IsOk() && !draw_text.IsEmpty())
 573             focusRect = focusRectText;
 574         else if (page.bitmap.IsOk() && !draw_text.IsEmpty())
 575             focusRect = focusRectText.Union(focusRectBitmap);
 576
 577         focusRect.Inflate(2, 2);
 578
 579         wxRendererNative::Get().DrawFocusRect(wnd, dc, focusRect, 0);
 580     }
 581
 582     // draw close button if necessary
 583     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 584     {
 585         wxBitmap bmp = m_disabledCloseBmp;
 586
 587         if (close_button_state == wxAUI_BUTTON_STATE_HOVER ||
 588             close_button_state == wxAUI_BUTTON_STATE_PRESSED)
 589         {
 590             bmp = m_activeCloseBmp;
 591         }
 592
 593         int offsetY = tab_y-1;
 594         if (m_flags & wxAUI_NB_BOTTOM)
 595             offsetY = 1;
 596
 597         wxRect rect(tab_x + tab_width - close_button_width - 1,
 598                     offsetY + (tab_height/2) - (bmp.GetHeight()/2),
 599                     close_button_width,
 600                     tab_height);
 601
 602         IndentPressedBitmap(&rect, close_button_state);
 603         dc.DrawBitmap(bmp, rect.x, rect.y, true);
 604
 605         *out_button_rect = rect;
 606     }
 607
 608     *out_tab_rect = wxRect(tab_x, tab_y, tab_width, tab_height);
 609
 610     dc.DestroyClippingRegion();
 611 }
 612
 613 int wxAuiDefaultTabArt::GetIndentSize()
 614 {
 615     return 5;
 616 }
 617
 618 wxSize wxAuiDefaultTabArt::GetTabSize(wxDC& dc,
 619                                       wxWindow* WXUNUSED(wnd),
 620                                       const wxString& caption,
 621                                       const wxBitmap& bitmap,
 622                                       bool WXUNUSED(active),
 623                                       int close_button_state,
 624                                       int* x_extent)
 625 {
 626     wxCoord measured_textx, measured_texty, tmp;
 627
 628     dc.SetFont(m_measuringFont);
 629     dc.GetTextExtent(caption, &measured_textx, &measured_texty);
 630
 631     dc.GetTextExtent(wxT("ABCDEFXj"), &tmp, &measured_texty);
 632
 633     // add padding around the text
 634     wxCoord tab_width = measured_textx;
 635     wxCoord tab_height = measured_texty;
 636
 637     // if the close button is showing, add space for it
 638     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 639         tab_width += m_activeCloseBmp.GetWidth() + 3;
 640
 641     // if there's a bitmap, add space for it
 642     if (bitmap.IsOk())
 643     {
 644         tab_width += bitmap.GetWidth();
 645         tab_width += 3; // right side bitmap padding
 646         tab_height = wxMax(tab_height, bitmap.GetHeight());
 647     }
 648
 649     // add padding
 650     tab_width += 16;
 651     tab_height += 10;
 652
 653     if (m_flags & wxAUI_NB_TAB_FIXED_WIDTH)
 654     {
 655         tab_width = m_fixedTabWidth;
 656     }
 657
 658     *x_extent = tab_width;
 659
 660     return wxSize(tab_width, tab_height);
 661 }
 662
 663
 664 void wxAuiDefaultTabArt::DrawButton(wxDC& dc,
 665                                     wxWindow* WXUNUSED(wnd),
 666                                     const wxRect& in_rect,
 667                                     int bitmap_id,
 668                                     int button_state,
 669                                     int orientation,
 670                                     wxRect* out_rect)
 671 {
 672     wxBitmap bmp;
 673     wxRect rect;
 674
 675     switch (bitmap_id)
 676     {
 677         case wxAUI_BUTTON_CLOSE:
 678             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 679                 bmp = m_disabledCloseBmp;
 680             else
 681                 bmp = m_activeCloseBmp;
 682             break;
 683         case wxAUI_BUTTON_LEFT:
 684             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 685                 bmp = m_disabledLeftBmp;
 686             else
 687                 bmp = m_activeLeftBmp;
 688             break;
 689         case wxAUI_BUTTON_RIGHT:
 690             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 691                 bmp = m_disabledRightBmp;
 692             else
 693                 bmp = m_activeRightBmp;
 694             break;
 695         case wxAUI_BUTTON_WINDOWLIST:
 696             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 697                 bmp = m_disabledWindowListBmp;
 698             else
 699                 bmp = m_activeWindowListBmp;
 700             break;
 701     }
 702
 703
 704     if (!bmp.IsOk())
 705         return;
 706
 707     rect = in_rect;
 708
 709     if (orientation == wxLEFT)
 710     {
 711         rect.SetX(in_rect.x);
 712         rect.SetY(((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2));
 713         rect.SetWidth(bmp.GetWidth());
 714         rect.SetHeight(bmp.GetHeight());
 715     }
 716     else
 717     {
 718         rect = wxRect(in_rect.x + in_rect.width - bmp.GetWidth(),
 719                       ((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2),
 720                       bmp.GetWidth(), bmp.GetHeight());
 721     }
 722
 723     IndentPressedBitmap(&rect, button_state);
 724     dc.DrawBitmap(bmp, rect.x, rect.y, true);
 725
 726     *out_rect = rect;
 727 }
 728
 729 int wxAuiDefaultTabArt::ShowDropDown(wxWindow* wnd,
 730                                      const wxAuiNotebookPageArray& pages,
 731                                      int /*active_idx*/)
 732 {
 733     wxMenu menuPopup;
 734
 735     size_t i, count = pages.GetCount();
 736     for (i = 0; i < count; ++i)
 737     {
 738         const wxAuiNotebookPage& page = pages.Item(i);
 739         wxString caption = page.caption;
 740
 741         // if there is no caption, make it a space.  This will prevent
 742         // an assert in the menu code.
 743         if (caption.IsEmpty())
 744             caption = wxT(" ");
 745
 746         wxMenuItem* item = new wxMenuItem(NULL, 1000+i, caption);
 747         if (page.bitmap.IsOk())
 748             item->SetBitmap(page.bitmap);
 749         menuPopup.Append(item);
 750     }
 751
 752     // find out where to put the popup menu of window items
 753     wxPoint pt = ::wxGetMousePosition();
 754     pt = wnd->ScreenToClient(pt);
 755
 756     // find out the screen coordinate at the bottom of the tab ctrl
 757     wxRect cli_rect = wnd->GetClientRect();
 758     pt.y = cli_rect.y + cli_rect.height;
 759
 760     wxAuiCommandCapture* cc = new wxAuiCommandCapture;
 761     wnd->PushEventHandler(cc);
 762     wnd->PopupMenu(&menuPopup, pt);
 763     int command = cc->GetCommandId();
 764     wnd->PopEventHandler(true);
 765
 766     if (command >= 1000)
 767         return command-1000;
 768
 769     return -1;
 770 }
 771
 772 int wxAuiDefaultTabArt::GetBestTabCtrlSize(wxWindow* wnd,
 773                                            const wxAuiNotebookPageArray& pages,
 774                                            const wxSize& requiredBmp_size)
 775 {
 776     wxClientDC dc(wnd);
 777     dc.SetFont(m_measuringFont);
 778
 779     // sometimes a standard bitmap size needs to be enforced, especially
 780     // if some tabs have bitmaps and others don't.  This is important because
 781     // it prevents the tab control from resizing when tabs are added.
 782     wxBitmap measureBmp;
 783     if (requiredBmp_size.IsFullySpecified())
 784     {
 785         measureBmp.Create(requiredBmp_size.x,
 786                            requiredBmp_size.y);
 787     }
 788
 789
 790     int max_y = 0;
 791     size_t i, page_count = pages.GetCount();
 792     for (i = 0; i < page_count; ++i)
 793     {
 794         wxAuiNotebookPage& page = pages.Item(i);
 795
 796         wxBitmap bmp;
 797         if (measureBmp.IsOk())
 798             bmp = measureBmp;
 799         else
 800             bmp = page.bitmap;
 801
 802         // we don't use the caption text because we don't
 803         // want tab heights to be different in the case
 804         // of a very short piece of text on one tab and a very
 805         // tall piece of text on another tab
 806         int x_ext = 0;
 807         wxSize s = GetTabSize(dc,
 808                               wnd,
 809                               wxT("ABCDEFGHIj"),
 810                               bmp,
 811                               true,
 812                               wxAUI_BUTTON_STATE_HIDDEN,
 813                               &x_ext);
 814
 815         max_y = wxMax(max_y, s.y);
 816     }
 817
 818     return max_y+2;
 819 }
 820
 821 void wxAuiDefaultTabArt::SetNormalFont(const wxFont& font)
 822 {
 823     m_normalFont = font;
 824 }
 825
 826 void wxAuiDefaultTabArt::SetSelectedFont(const wxFont& font)
 827 {
 828     m_selectedFont = font;
 829 }
 830
 831 void wxAuiDefaultTabArt::SetMeasuringFont(const wxFont& font)
 832 {
 833     m_measuringFont = font;
 834 }
 835
 836 void wxAuiDefaultTabArt::SetColour(const wxColour& colour)
 837 {
 838     m_baseColour = colour;
 839     m_borderPen = wxPen(m_baseColour.ChangeLightness(75));
 840     m_baseColourPen = wxPen(m_baseColour);
 841     m_baseColourBrush = wxBrush(m_baseColour);
 842 }
 843
 844 void wxAuiDefaultTabArt::SetActiveColour(const wxColour& colour)
 845 {
 846     m_activeColour = colour;
 847 }
 848
 849 // -- wxAuiSimpleTabArt class implementation --
 850
 851 wxAuiSimpleTabArt::wxAuiSimpleTabArt()
 852 {
 853     m_normalFont = *wxNORMAL_FONT;
 854     m_selectedFont = *wxNORMAL_FONT;
 855     m_selectedFont.SetWeight(wxBOLD);
 856     m_measuringFont = m_selectedFont;
 857
 858     m_flags = 0;
 859     m_fixedTabWidth = 100;
 860
 861     wxColour baseColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 862
 863     wxColour backgroundColour = baseColour;
 864     wxColour normaltabColour = baseColour;
 865     wxColour selectedtabColour = *wxWHITE;
 866
 867     m_bkBrush = wxBrush(backgroundColour);
 868     m_normalBkBrush = wxBrush(normaltabColour);
 869     m_normalBkPen = wxPen(normaltabColour);
 870     m_selectedBkBrush = wxBrush(selectedtabColour);
 871     m_selectedBkPen = wxPen(selectedtabColour);
 872
 873     m_activeCloseBmp = wxAuiBitmapFromBits(close_bits, 16, 16, *wxBLACK);
 874     m_disabledCloseBmp = wxAuiBitmapFromBits(close_bits, 16, 16, wxColour(128,128,128));
 875
 876     m_activeLeftBmp = wxAuiBitmapFromBits(left_bits, 16, 16, *wxBLACK);
 877     m_disabledLeftBmp = wxAuiBitmapFromBits(left_bits, 16, 16, wxColour(128,128,128));
 878
 879     m_activeRightBmp = wxAuiBitmapFromBits(right_bits, 16, 16, *wxBLACK);
 880     m_disabledRightBmp = wxAuiBitmapFromBits(right_bits, 16, 16, wxColour(128,128,128));
 881
 882     m_activeWindowListBmp = wxAuiBitmapFromBits(list_bits, 16, 16, *wxBLACK);
 883     m_disabledWindowListBmp = wxAuiBitmapFromBits(list_bits, 16, 16, wxColour(128,128,128));
 884
 885 }
 886
 887 wxAuiSimpleTabArt::~wxAuiSimpleTabArt()
 888 {
 889 }
 890
 891 wxAuiTabArt* wxAuiSimpleTabArt::Clone()
 892 {
 893     return new wxAuiSimpleTabArt(*this);
 894 }
 895
 896 void wxAuiSimpleTabArt::SetFlags(unsigned int flags)
 897 {
 898     m_flags = flags;
 899 }
 900
 901 void wxAuiSimpleTabArt::SetSizingInfo(const wxSize& tab_ctrl_size,
 902                                       size_t tab_count)
 903 {
 904     m_fixedTabWidth = 100;
 905
 906     int tot_width = (int)tab_ctrl_size.x - GetIndentSize() - 4;
 907
 908     if (m_flags & wxAUI_NB_CLOSE_BUTTON)
 909         tot_width -= m_activeCloseBmp.GetWidth();
 910     if (m_flags & wxAUI_NB_WINDOWLIST_BUTTON)
 911         tot_width -= m_activeWindowListBmp.GetWidth();
 912
 913     if (tab_count > 0)
 914     {
 915         m_fixedTabWidth = tot_width/(int)tab_count;
 916     }
 917
 918
 919     if (m_fixedTabWidth < 100)
 920         m_fixedTabWidth = 100;
 921
 922     if (m_fixedTabWidth > tot_width/2)
 923         m_fixedTabWidth = tot_width/2;
 924
 925     if (m_fixedTabWidth > 220)
 926         m_fixedTabWidth = 220;
 927 }
 928
 929 void wxAuiSimpleTabArt::SetColour(const wxColour& colour)
 930 {
 931     m_bkBrush = wxBrush(colour);
 932     m_normalBkBrush = wxBrush(colour);
 933     m_normalBkPen = wxPen(colour);
 934 }
 935
 936 void wxAuiSimpleTabArt::SetActiveColour(const wxColour& colour)
 937 {
 938     m_selectedBkBrush = wxBrush(colour);
 939     m_selectedBkPen = wxPen(colour);
 940 }
 941
 942 void wxAuiSimpleTabArt::DrawBackground(wxDC& dc,
 943                                        wxWindow* WXUNUSED(wnd),
 944                                        const wxRect& rect)
 945 {
 946     // draw background
 947     dc.SetBrush(m_bkBrush);
 948     dc.SetPen(*wxTRANSPARENT_PEN);
 949     dc.DrawRectangle(-1, -1, rect.GetWidth()+2, rect.GetHeight()+2);
 950
 951     // draw base line
 952     dc.SetPen(*wxGREY_PEN);
 953     dc.DrawLine(0, rect.GetHeight()-1, rect.GetWidth(), rect.GetHeight()-1);
 954 }
 955
 956
 957 // DrawTab() draws an individual tab.
 958 //
 959 // dc       - output dc
 960 // in_rect  - rectangle the tab should be confined to
 961 // caption  - tab's caption
 962 // active   - whether or not the tab is active
 963 // out_rect - actual output rectangle
 964 // x_extent - the advance x; where the next tab should start
 965
 966 void wxAuiSimpleTabArt::DrawTab(wxDC& dc,
 967                                 wxWindow* wnd,
 968                                 const wxAuiNotebookPage& page,
 969                                 const wxRect& in_rect,
 970                                 int close_button_state,
 971                                 wxRect* out_tab_rect,
 972                                 wxRect* out_button_rect,
 973                                 int* x_extent)
 974 {
 975     wxCoord normal_textx, normal_texty;
 976     wxCoord selected_textx, selected_texty;
 977     wxCoord textx, texty;
 978
 979     // if the caption is empty, measure some temporary text
 980     wxString caption = page.caption;
 981     if (caption.empty())
 982         caption = wxT("Xj");
 983
 984     dc.SetFont(m_selectedFont);
 985     dc.GetTextExtent(caption, &selected_textx, &selected_texty);
 986
 987     dc.SetFont(m_normalFont);
 988     dc.GetTextExtent(caption, &normal_textx, &normal_texty);
 989
 990     // figure out the size of the tab
 991     wxSize tab_size = GetTabSize(dc,
 992                                  wnd,
 993                                  page.caption,
 994                                  page.bitmap,
 995                                  page.active,
 996                                  close_button_state,
 997                                  x_extent);
 998
 999     wxCoord tab_height = tab_size.y;
1000     wxCoord tab_width = tab_size.x;
1001     wxCoord tab_x = in_rect.x;
1002     wxCoord tab_y = in_rect.y + in_rect.height - tab_height;
1003
1004     caption = page.caption;
1005
1006     // select pen, brush and font for the tab to be drawn
1007
1008     if (page.active)
1009     {
1010         dc.SetPen(m_selectedBkPen);
1011         dc.SetBrush(m_selectedBkBrush);
1012         dc.SetFont(m_selectedFont);
1013         textx = selected_textx;
1014         texty = selected_texty;
1015     }
1016     else
1017     {
1018         dc.SetPen(m_normalBkPen);
1019         dc.SetBrush(m_normalBkBrush);
1020         dc.SetFont(m_normalFont);
1021         textx = normal_textx;
1022         texty = normal_texty;
1023     }
1024
1025
1026     // -- draw line --
1027
1028     wxPoint points[7];
1029     points[0].x = tab_x;
1030     points[0].y = tab_y + tab_height - 1;
1031     points[1].x = tab_x + tab_height - 3;
1032     points[1].y = tab_y + 2;
1033     points[2].x = tab_x + tab_height + 3;
1034     points[2].y = tab_y;
1035     points[3].x = tab_x + tab_width - 2;
1036     points[3].y = tab_y;
1037     points[4].x = tab_x + tab_width;
1038     points[4].y = tab_y + 2;
1039     points[5].x = tab_x + tab_width;
1040     points[5].y = tab_y + tab_height - 1;
1041     points[6] = points[0];
1042
1043     dc.SetClippingRegion(in_rect);
1044
1045     dc.DrawPolygon(WXSIZEOF(points) - 1, points);
1046
1047     dc.SetPen(*wxGREY_PEN);
1048
1049     //dc.DrawLines(active ? WXSIZEOF(points) - 1 : WXSIZEOF(points), points);
1050     dc.DrawLines(WXSIZEOF(points), points);
1051
1052
1053     int text_offset;
1054
1055     int close_button_width = 0;
1056     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
1057     {
1058         close_button_width = m_activeCloseBmp.GetWidth();
1059         text_offset = tab_x + (tab_height/2) + ((tab_width-close_button_width)/2) - (textx/2);
1060     }
1061     else
1062     {
1063         text_offset = tab_x + (tab_height/3) + (tab_width/2) - (textx/2);
1064     }
1065
1066     // set minimum text offset
1067     if (text_offset < tab_x + tab_height)
1068         text_offset = tab_x + tab_height;
1069
1070     // chop text if necessary
1071     wxString draw_text = wxAuiChopText(dc,
1072                           caption,
1073                           tab_width - (text_offset-tab_x) - close_button_width);
1074
1075     // draw tab text
1076     dc.DrawText(draw_text,
1077                  text_offset,
1078                  (tab_y + tab_height)/2 - (texty/2) + 1);
1079
1080
1081     // draw focus rectangle
1082     if (page.active && (wnd->FindFocus() == wnd))
1083     {
1084         wxRect focusRect(text_offset, ((tab_y + tab_height)/2 - (texty/2) + 1),
1085             selected_textx, selected_texty);
1086
1087         focusRect.Inflate(2, 2);
1088
1089         wxRendererNative::Get().DrawFocusRect(wnd, dc, focusRect, 0);
1090     }
1091
1092     // draw close button if necessary
1093     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
1094     {
1095         wxBitmap bmp;
1096         if (page.active)
1097             bmp = m_activeCloseBmp;
1098         else
1099             bmp = m_disabledCloseBmp;
1100
1101         wxRect rect(tab_x + tab_width - close_button_width - 1,
1102                     tab_y + (tab_height/2) - (bmp.GetHeight()/2) + 1,
1103                     close_button_width,
1104                     tab_height - 1);
1105         DrawButtons(dc, rect, bmp, *wxWHITE, close_button_state);
1106
1107         *out_button_rect = rect;
1108     }
1109
1110
1111     *out_tab_rect = wxRect(tab_x, tab_y, tab_width, tab_height);
1112
1113     dc.DestroyClippingRegion();
1114 }
1115
1116 int wxAuiSimpleTabArt::GetIndentSize()
1117 {
1118     return 0;
1119 }
1120
1121 wxSize wxAuiSimpleTabArt::GetTabSize(wxDC& dc,
1122                                      wxWindow* WXUNUSED(wnd),
1123                                      const wxString& caption,
1124                                      const wxBitmap& WXUNUSED(bitmap),
1125                                      bool WXUNUSED(active),
1126                                      int close_button_state,
1127                                      int* x_extent)
1128 {
1129     wxCoord measured_textx, measured_texty;
1130
1131     dc.SetFont(m_measuringFont);
1132     dc.GetTextExtent(caption, &measured_textx, &measured_texty);
1133
1134     wxCoord tab_height = measured_texty + 4;
1135     wxCoord tab_width = measured_textx + tab_height + 5;
1136
1137     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
1138         tab_width += m_activeCloseBmp.GetWidth();
1139
1140     if (m_flags & wxAUI_NB_TAB_FIXED_WIDTH)
1141     {
1142         tab_width = m_fixedTabWidth;
1143     }
1144
1145     *x_extent = tab_width - (tab_height/2) - 1;
1146
1147     return wxSize(tab_width, tab_height);
1148 }
1149
1150
1151 void wxAuiSimpleTabArt::DrawButton(wxDC& dc,
1152                                    wxWindow* WXUNUSED(wnd),
1153                                    const wxRect& in_rect,
1154                                    int bitmap_id,
1155                                    int button_state,
1156                                    int orientation,
1157                                    wxRect* out_rect)
1158 {
1159     wxBitmap bmp;
1160     wxRect rect;
1161
1162     switch (bitmap_id)
1163     {
1164         case wxAUI_BUTTON_CLOSE:
1165             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
1166                 bmp = m_disabledCloseBmp;
1167             else
1168                 bmp = m_activeCloseBmp;
1169             break;
1170         case wxAUI_BUTTON_LEFT:
1171             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
1172                 bmp = m_disabledLeftBmp;
1173             else
1174                 bmp = m_activeLeftBmp;
1175             break;
1176         case wxAUI_BUTTON_RIGHT:
1177             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
1178                 bmp = m_disabledRightBmp;
1179             else
1180                 bmp = m_activeRightBmp;
1181             break;
1182         case wxAUI_BUTTON_WINDOWLIST:
1183             if (button_state & wxAUI_BUTTON_STATE_DISABLED)
1184                 bmp = m_disabledWindowListBmp;
1185             else
1186                 bmp = m_activeWindowListBmp;
1187             break;
1188     }
1189
1190     if (!bmp.IsOk())
1191         return;
1192
1193     rect = in_rect;
1194
1195     if (orientation == wxLEFT)
1196     {
1197         rect.SetX(in_rect.x);
1198         rect.SetY(((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2));
1199         rect.SetWidth(bmp.GetWidth());
1200         rect.SetHeight(bmp.GetHeight());
1201     }
1202     else
1203     {
1204         rect = wxRect(in_rect.x + in_rect.width - bmp.GetWidth(),
1205                       ((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2),
1206                       bmp.GetWidth(), bmp.GetHeight());
1207     }
1208
1209
1210     DrawButtons(dc, rect, bmp, *wxWHITE, button_state);
1211
1212     *out_rect = rect;
1213 }
1214
1215 int wxAuiSimpleTabArt::ShowDropDown(wxWindow* wnd,
1216                                     const wxAuiNotebookPageArray& pages,
1217                                     int active_idx)
1218 {
1219     wxMenu menuPopup;
1220
1221     size_t i, count = pages.GetCount();
1222     for (i = 0; i < count; ++i)
1223     {
1224         const wxAuiNotebookPage& page = pages.Item(i);
1225         menuPopup.AppendCheckItem(1000+i, page.caption);
1226     }
1227
1228     if (active_idx != -1)
1229     {
1230         menuPopup.Check(1000+active_idx, true);
1231     }
1232
1233     // find out where to put the popup menu of window
1234     // items.  Subtract 100 for now to center the menu
1235     // a bit, until a better mechanism can be implemented
1236     wxPoint pt = ::wxGetMousePosition();
1237     pt = wnd->ScreenToClient(pt);
1238     if (pt.x < 100)
1239         pt.x = 0;
1240     else
1241         pt.x -= 100;
1242
1243     // find out the screen coordinate at the bottom of the tab ctrl
1244     wxRect cli_rect = wnd->GetClientRect();
1245     pt.y = cli_rect.y + cli_rect.height;
1246
1247     wxAuiCommandCapture* cc = new wxAuiCommandCapture;
1248     wnd->PushEventHandler(cc);
1249     wnd->PopupMenu(&menuPopup, pt);
1250     int command = cc->GetCommandId();
1251     wnd->PopEventHandler(true);
1252
1253     if (command >= 1000)
1254         return command-1000;
1255
1256     return -1;
1257 }
1258
1259 int wxAuiSimpleTabArt::GetBestTabCtrlSize(wxWindow* wnd,
1260                                           const wxAuiNotebookPageArray& WXUNUSED(pages),
1261                                           const wxSize& WXUNUSED(requiredBmp_size))
1262 {
1263     wxClientDC dc(wnd);
1264     dc.SetFont(m_measuringFont);
1265     int x_ext = 0;
1266     wxSize s = GetTabSize(dc,
1267                           wnd,
1268                           wxT("ABCDEFGHIj"),
1269                           wxNullBitmap,
1270                           true,
1271                           wxAUI_BUTTON_STATE_HIDDEN,
1272                           &x_ext);
1273     return s.y+3;
1274 }
1275
1276 void wxAuiSimpleTabArt::SetNormalFont(const wxFont& font)
1277 {
1278     m_normalFont = font;
1279 }
1280
1281 void wxAuiSimpleTabArt::SetSelectedFont(const wxFont& font)
1282 {
1283     m_selectedFont = font;
1284 }
1285
1286 void wxAuiSimpleTabArt::SetMeasuringFont(const wxFont& font)
1287 {
1288     m_measuringFont = font;
1289 }
1290
1291
1292
1293
1294 // -- wxAuiTabContainer class implementation --
1295
1296
1297 // wxAuiTabContainer is a class which contains information about each
1298 // tab.  It also can render an entire tab control to a specified DC.
1299 // It's not a window class itself, because this code will be used by
1300 // the wxFrameMananger, where it is disadvantageous to have separate
1301 // windows for each tab control in the case of "docked tabs"
1302
1303 // A derived class, wxAuiTabCtrl, is an actual wxWindow-derived window
1304 // which can be used as a tab control in the normal sense.
1305
1306
1307 wxAuiTabContainer::wxAuiTabContainer()
1308 {
1309     m_tabOffset = 0;
1310     m_flags = 0;
1311     m_art = new wxAuiDefaultTabArt;
1312
1313     AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
1314     AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
1315     AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
1316     AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
1317 }
1318
1319 wxAuiTabContainer::~wxAuiTabContainer()
1320 {
1321     delete m_art;
1322 }
1323
1324 void wxAuiTabContainer::SetArtProvider(wxAuiTabArt* art)
1325 {
1326     delete m_art;
1327     m_art = art;
1328
1329     if (m_art)
1330     {
1331         m_art->SetFlags(m_flags);
1332     }
1333 }
1334
1335 wxAuiTabArt* wxAuiTabContainer::GetArtProvider() const
1336 {
1337     return m_art;
1338 }
1339
1340 void wxAuiTabContainer::SetFlags(unsigned int flags)
1341 {
1342     m_flags = flags;
1343
1344     // check for new close button settings
1345     RemoveButton(wxAUI_BUTTON_LEFT);
1346     RemoveButton(wxAUI_BUTTON_RIGHT);
1347     RemoveButton(wxAUI_BUTTON_WINDOWLIST);
1348     RemoveButton(wxAUI_BUTTON_CLOSE);
1349
1350
1351     if (flags & wxAUI_NB_SCROLL_BUTTONS)
1352     {
1353         AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
1354         AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
1355     }
1356
1357     if (flags & wxAUI_NB_WINDOWLIST_BUTTON)
1358     {
1359         AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
1360     }
1361
1362     if (flags & wxAUI_NB_CLOSE_BUTTON)
1363     {
1364         AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
1365     }
1366
1367     if (m_art)
1368     {
1369         m_art->SetFlags(m_flags);
1370     }
1371 }
1372
1373 unsigned int wxAuiTabContainer::GetFlags() const
1374 {
1375     return m_flags;
1376 }
1377
1378
1379 void wxAuiTabContainer::SetNormalFont(const wxFont& font)
1380 {
1381     m_art->SetNormalFont(font);
1382 }
1383
1384 void wxAuiTabContainer::SetSelectedFont(const wxFont& font)
1385 {
1386     m_art->SetSelectedFont(font);
1387 }
1388
1389 void wxAuiTabContainer::SetMeasuringFont(const wxFont& font)
1390 {
1391     m_art->SetMeasuringFont(font);
1392 }
1393
1394 void wxAuiTabContainer::SetColour(const wxColour& colour)
1395 {
1396     m_art->SetColour(colour);
1397 }
1398
1399 void wxAuiTabContainer::SetActiveColour(const wxColour& colour)
1400 {
1401     m_art->SetActiveColour(colour);
1402 }
1403
1404 void wxAuiTabContainer::SetRect(const wxRect& rect)
1405 {
1406     m_rect = rect;
1407
1408     if (m_art)
1409     {
1410         m_art->SetSizingInfo(rect.GetSize(), m_pages.GetCount());
1411     }
1412 }
1413
1414 bool wxAuiTabContainer::AddPage(wxWindow* page,
1415                                 const wxAuiNotebookPage& info)
1416 {
1417     wxAuiNotebookPage page_info;
1418     page_info = info;
1419     page_info.window = page;
1420
1421     m_pages.Add(page_info);
1422
1423     // let the art provider know how many pages we have
1424     if (m_art)
1425     {
1426         m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
1427     }
1428
1429     return true;
1430 }
1431
1432 bool wxAuiTabContainer::InsertPage(wxWindow* page,
1433                                    const wxAuiNotebookPage& info,
1434                                    size_t idx)
1435 {
1436     wxAuiNotebookPage page_info;
1437     page_info = info;
1438     page_info.window = page;
1439
1440     if (idx >= m_pages.GetCount())
1441         m_pages.Add(page_info);
1442     else
1443         m_pages.Insert(page_info, idx);
1444
1445     // let the art provider know how many pages we have
1446     if (m_art)
1447     {
1448         m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
1449     }
1450
1451     return true;
1452 }
1453
1454 bool wxAuiTabContainer::MovePage(wxWindow* page,
1455                                  size_t new_idx)
1456 {
1457     int idx = GetIdxFromWindow(page);
1458     if (idx == -1)
1459         return false;
1460
1461     // get page entry, make a copy of it
1462     wxAuiNotebookPage p = GetPage(idx);
1463
1464     // remove old page entry
1465     RemovePage(page);
1466
1467     // insert page where it should be
1468     InsertPage(page, p, new_idx);
1469
1470     return true;
1471 }
1472
1473 bool wxAuiTabContainer::RemovePage(wxWindow* wnd)
1474 {
1475     size_t i, page_count = m_pages.GetCount();
1476     for (i = 0; i < page_count; ++i)
1477     {
1478         wxAuiNotebookPage& page = m_pages.Item(i);
1479         if (page.window == wnd)
1480         {
1481             m_pages.RemoveAt(i);
1482
1483             // let the art provider know how many pages we have
1484             if (m_art)
1485             {
1486                 m_art->SetSizingInfo(m_rect.GetSize(), m_pages.GetCount());
1487             }
1488
1489             return true;
1490         }
1491     }
1492
1493     return false;
1494 }
1495
1496 bool wxAuiTabContainer::SetActivePage(wxWindow* wnd)
1497 {
1498     bool found = false;
1499
1500     size_t i, page_count = m_pages.GetCount();
1501     for (i = 0; i < page_count; ++i)
1502     {
1503         wxAuiNotebookPage& page = m_pages.Item(i);
1504         if (page.window == wnd)
1505         {
1506             page.active = true;
1507             found = true;
1508         }
1509         else
1510         {
1511             page.active = false;
1512         }
1513     }
1514
1515     return found;
1516 }
1517
1518 void wxAuiTabContainer::SetNoneActive()
1519 {
1520     size_t i, page_count = m_pages.GetCount();
1521     for (i = 0; i < page_count; ++i)
1522     {
1523         wxAuiNotebookPage& page = m_pages.Item(i);
1524         page.active = false;
1525     }
1526 }
1527
1528 bool wxAuiTabContainer::SetActivePage(size_t page)
1529 {
1530     if (page >= m_pages.GetCount())
1531         return false;
1532
1533     return SetActivePage(m_pages.Item(page).window);
1534 }
1535
1536 int wxAuiTabContainer::GetActivePage() const
1537 {
1538     size_t i, page_count = m_pages.GetCount();
1539     for (i = 0; i < page_count; ++i)
1540     {
1541         wxAuiNotebookPage& page = m_pages.Item(i);
1542         if (page.active)
1543             return i;
1544     }
1545
1546     return -1;
1547 }
1548
1549 wxWindow* wxAuiTabContainer::GetWindowFromIdx(size_t idx) const
1550 {
1551     if (idx >= m_pages.GetCount())
1552         return NULL;
1553
1554     return m_pages[idx].window;
1555 }
1556
1557 int wxAuiTabContainer::GetIdxFromWindow(wxWindow* wnd) const
1558 {
1559     const size_t page_count = m_pages.GetCount();
1560     for ( size_t i = 0; i < page_count; ++i )
1561     {
1562         wxAuiNotebookPage& page = m_pages.Item(i);
1563         if (page.window == wnd)
1564             return i;
1565     }
1566     return wxNOT_FOUND;
1567 }
1568
1569 wxAuiNotebookPage& wxAuiTabContainer::GetPage(size_t idx)
1570 {
1571     wxASSERT_MSG(idx < m_pages.GetCount(), wxT("Invalid Page index"));
1572
1573     return m_pages[idx];
1574 }
1575
1576 const wxAuiNotebookPage& wxAuiTabContainer::GetPage(size_t idx) const
1577 {
1578     wxASSERT_MSG(idx < m_pages.GetCount(), wxT("Invalid Page index"));
1579
1580     return m_pages[idx];
1581 }
1582
1583 wxAuiNotebookPageArray& wxAuiTabContainer::GetPages()
1584 {
1585     return m_pages;
1586 }
1587
1588 size_t wxAuiTabContainer::GetPageCount() const
1589 {
1590     return m_pages.GetCount();
1591 }
1592
1593 void wxAuiTabContainer::AddButton(int id,
1594                                   int location,
1595                                   const wxBitmap& normalBitmap,
1596                                   const wxBitmap& disabledBitmap)
1597 {
1598     wxAuiTabContainerButton button;
1599     button.id = id;
1600     button.bitmap = normalBitmap;
1601     button.disBitmap = disabledBitmap;
1602     button.location = location;
1603     button.curState = wxAUI_BUTTON_STATE_NORMAL;
1604
1605     m_buttons.Add(button);
1606 }
1607
1608 void wxAuiTabContainer::RemoveButton(int id)
1609 {
1610     size_t i, button_count = m_buttons.GetCount();
1611
1612     for (i = 0; i < button_count; ++i)
1613     {
1614         if (m_buttons.Item(i).id == id)
1615         {
1616             m_buttons.RemoveAt(i);
1617             return;
1618         }
1619     }
1620 }
1621
1622
1623
1624 size_t wxAuiTabContainer::GetTabOffset() const
1625 {
1626     return m_tabOffset;
1627 }
1628
1629 void wxAuiTabContainer::SetTabOffset(size_t offset)
1630 {
1631     m_tabOffset = offset;
1632 }
1633
1634
1635
1636
1637 // Render() renders the tab catalog to the specified DC
1638 // It is a virtual function and can be overridden to
1639 // provide custom drawing capabilities
1640 void wxAuiTabContainer::Render(wxDC* raw_dc, wxWindow* wnd)
1641 {
1642     if (!raw_dc || !raw_dc->IsOk())
1643         return;
1644
1645     wxMemoryDC dc;
1646
1647     // use the same layout direction as the window DC uses to ensure that the
1648     // text is rendered correctly
1649     dc.SetLayoutDirection(raw_dc->GetLayoutDirection());
1650
1651     wxBitmap bmp;
1652     size_t i;
1653     size_t page_count = m_pages.GetCount();
1654     size_t button_count = m_buttons.GetCount();
1655
1656     // create off-screen bitmap
1657     bmp.Create(m_rect.GetWidth(), m_rect.GetHeight());
1658     dc.SelectObject(bmp);
1659
1660     if (!dc.IsOk())
1661         return;
1662
1663     // find out if size of tabs is larger than can be
1664     // afforded on screen
1665     int total_width = 0;
1666     int visible_width = 0;
1667     for (i = 0; i < page_count; ++i)
1668     {
1669         wxAuiNotebookPage& page = m_pages.Item(i);
1670
1671         // determine if a close button is on this tab
1672         bool close_button = false;
1673         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
1674             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
1675         {
1676             close_button = true;
1677         }
1678
1679
1680         int x_extent = 0;
1681         wxSize size = m_art->GetTabSize(dc,
1682                             wnd,
1683                             page.caption,
1684                             page.bitmap,
1685                             page.active,
1686                             close_button ?
1687                               wxAUI_BUTTON_STATE_NORMAL :
1688                               wxAUI_BUTTON_STATE_HIDDEN,
1689                             &x_extent);
1690
1691         if (i+1 < page_count)
1692             total_width += x_extent;
1693         else
1694             total_width += size.x;
1695
1696         if (i >= m_tabOffset)
1697         {
1698             if (i+1 < page_count)
1699                 visible_width += x_extent;
1700             else
1701                 visible_width += size.x;
1702         }
1703     }
1704
1705     if (total_width > m_rect.GetWidth() || m_tabOffset != 0)
1706     {
1707         // show left/right buttons
1708         for (i = 0; i < button_count; ++i)
1709         {
1710             wxAuiTabContainerButton& button = m_buttons.Item(i);
1711             if (button.id == wxAUI_BUTTON_LEFT ||
1712                 button.id == wxAUI_BUTTON_RIGHT)
1713             {
1714                 button.curState &= ~wxAUI_BUTTON_STATE_HIDDEN;
1715             }
1716         }
1717     }
1718     else
1719     {
1720         // hide left/right buttons
1721         for (i = 0; i < button_count; ++i)
1722         {
1723             wxAuiTabContainerButton& button = m_buttons.Item(i);
1724             if (button.id == wxAUI_BUTTON_LEFT ||
1725                 button.id == wxAUI_BUTTON_RIGHT)
1726             {
1727                 button.curState |= wxAUI_BUTTON_STATE_HIDDEN;
1728             }
1729         }
1730     }
1731
1732     // determine whether left button should be enabled
1733     for (i = 0; i < button_count; ++i)
1734     {
1735         wxAuiTabContainerButton& button = m_buttons.Item(i);
1736         if (button.id == wxAUI_BUTTON_LEFT)
1737         {
1738             if (m_tabOffset == 0)
1739                 button.curState |= wxAUI_BUTTON_STATE_DISABLED;
1740             else
1741                 button.curState &= ~wxAUI_BUTTON_STATE_DISABLED;
1742         }
1743         if (button.id == wxAUI_BUTTON_RIGHT)
1744         {
1745             if (visible_width < m_rect.GetWidth() - ((int)button_count*16))
1746                 button.curState |= wxAUI_BUTTON_STATE_DISABLED;
1747             else
1748                 button.curState &= ~wxAUI_BUTTON_STATE_DISABLED;
1749         }
1750     }
1751
1752
1753
1754     // draw background
1755     m_art->DrawBackground(dc, wnd, m_rect);
1756
1757     // draw buttons
1758     int left_buttons_width = 0;
1759     int right_buttons_width = 0;
1760
1761     int offset = 0;
1762
1763     // draw the buttons on the right side
1764     offset = m_rect.x + m_rect.width;
1765     for (i = 0; i < button_count; ++i)
1766     {
1767         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
1768
1769         if (button.location != wxRIGHT)
1770             continue;
1771         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
1772             continue;
1773
1774         wxRect button_rect = m_rect;
1775         button_rect.SetY(1);
1776         button_rect.SetWidth(offset);
1777
1778         m_art->DrawButton(dc,
1779                           wnd,
1780                           button_rect,
1781                           button.id,
1782                           button.curState,
1783                           wxRIGHT,
1784                           &button.rect);
1785
1786         offset -= button.rect.GetWidth();
1787         right_buttons_width += button.rect.GetWidth();
1788     }
1789
1790
1791
1792     offset = 0;
1793
1794     // draw the buttons on the left side
1795
1796     for (i = 0; i < button_count; ++i)
1797     {
1798         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
1799
1800         if (button.location != wxLEFT)
1801             continue;
1802         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
1803             continue;
1804
1805         wxRect button_rect(offset, 1, 1000, m_rect.height);
1806
1807         m_art->DrawButton(dc,
1808                           wnd,
1809                           button_rect,
1810                           button.id,
1811                           button.curState,
1812                           wxLEFT,
1813                           &button.rect);
1814
1815         offset += button.rect.GetWidth();
1816         left_buttons_width += button.rect.GetWidth();
1817     }
1818
1819     offset = left_buttons_width;
1820
1821     if (offset == 0)
1822         offset += m_art->GetIndentSize();
1823
1824
1825     // prepare the tab-close-button array
1826     // make sure tab button entries which aren't used are marked as hidden
1827     for (i = page_count; i < m_tabCloseButtons.GetCount(); ++i)
1828         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
1829
1830     // make sure there are enough tab button entries to accommodate all tabs
1831     while (m_tabCloseButtons.GetCount() < page_count)
1832     {
1833         wxAuiTabContainerButton tempbtn;
1834         tempbtn.id = wxAUI_BUTTON_CLOSE;
1835         tempbtn.location = wxCENTER;
1836         tempbtn.curState = wxAUI_BUTTON_STATE_HIDDEN;
1837         m_tabCloseButtons.Add(tempbtn);
1838     }
1839
1840
1841     // buttons before the tab offset must be set to hidden
1842     for (i = 0; i < m_tabOffset; ++i)
1843     {
1844         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
1845     }
1846
1847
1848     // draw the tabs
1849
1850     size_t active = 999;
1851     int active_offset = 0;
1852     wxRect active_rect;
1853
1854     int x_extent = 0;
1855     wxRect rect = m_rect;
1856     rect.y = 0;
1857     rect.height = m_rect.height;
1858
1859     for (i = m_tabOffset; i < page_count; ++i)
1860     {
1861         wxAuiNotebookPage& page = m_pages.Item(i);
1862         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(i);
1863
1864         // determine if a close button is on this tab
1865         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
1866             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
1867         {
1868             if (tab_button.curState == wxAUI_BUTTON_STATE_HIDDEN)
1869             {
1870                 tab_button.id = wxAUI_BUTTON_CLOSE;
1871                 tab_button.curState = wxAUI_BUTTON_STATE_NORMAL;
1872                 tab_button.location = wxCENTER;
1873             }
1874         }
1875         else
1876         {
1877             tab_button.curState = wxAUI_BUTTON_STATE_HIDDEN;
1878         }
1879
1880         rect.x = offset;
1881         rect.width = m_rect.width - right_buttons_width - offset - 2;
1882
1883         if (rect.width <= 0)
1884             break;
1885
1886         m_art->DrawTab(dc,
1887                        wnd,
1888                        page,
1889                        rect,
1890                        tab_button.curState,
1891                        &page.rect,
1892                        &tab_button.rect,
1893                        &x_extent);
1894
1895         if (page.active)
1896         {
1897             active = i;
1898             active_offset = offset;
1899             active_rect = rect;
1900         }
1901
1902         offset += x_extent;
1903     }
1904
1905
1906     // make sure to deactivate buttons which are off the screen to the right
1907     for (++i; i < m_tabCloseButtons.GetCount(); ++i)
1908     {
1909         m_tabCloseButtons.Item(i).curState = wxAUI_BUTTON_STATE_HIDDEN;
1910     }
1911
1912
1913     // draw the active tab again so it stands in the foreground
1914     if (active >= m_tabOffset && active < m_pages.GetCount())
1915     {
1916         wxAuiNotebookPage& page = m_pages.Item(active);
1917
1918         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(active);
1919
1920         rect.x = active_offset;
1921         m_art->DrawTab(dc,
1922                        wnd,
1923                        page,
1924                        active_rect,
1925                        tab_button.curState,
1926                        &page.rect,
1927                        &tab_button.rect,
1928                        &x_extent);
1929     }
1930
1931
1932     raw_dc->Blit(m_rect.x, m_rect.y,
1933                  m_rect.GetWidth(), m_rect.GetHeight(),
1934                  &dc, 0, 0);
1935 }
1936
1937 // Is the tab visible?
1938 bool wxAuiTabContainer::IsTabVisible(int tabPage, int tabOffset, wxDC* dc, wxWindow* wnd)
1939 {
1940     if (!dc || !dc->IsOk())
1941         return false;
1942
1943     size_t i;
1944     size_t page_count = m_pages.GetCount();
1945     size_t button_count = m_buttons.GetCount();
1946
1947     // Hasn't been rendered yet; assume it's visible
1948     if (m_tabCloseButtons.GetCount() < page_count)
1949         return true;
1950
1951     // First check if both buttons are disabled - if so, there's no need to
1952     // check further for visibility.
1953     int arrowButtonVisibleCount = 0;
1954     for (i = 0; i < button_count; ++i)
1955     {
1956         wxAuiTabContainerButton& button = m_buttons.Item(i);
1957         if (button.id == wxAUI_BUTTON_LEFT ||
1958             button.id == wxAUI_BUTTON_RIGHT)
1959         {
1960             if ((button.curState & wxAUI_BUTTON_STATE_HIDDEN) == 0)
1961                 arrowButtonVisibleCount ++;
1962         }
1963     }
1964
1965     // Tab must be visible
1966     if (arrowButtonVisibleCount == 0)
1967         return true;
1968
1969     // If tab is less than the given offset, it must be invisible by definition
1970     if (tabPage < tabOffset)
1971         return false;
1972
1973     // draw buttons
1974     int left_buttons_width = 0;
1975     int right_buttons_width = 0;
1976
1977     int offset = 0;
1978
1979     // calculate size of the buttons on the right side
1980     offset = m_rect.x + m_rect.width;
1981     for (i = 0; i < button_count; ++i)
1982     {
1983         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
1984
1985         if (button.location != wxRIGHT)
1986             continue;
1987         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
1988             continue;
1989
1990         offset -= button.rect.GetWidth();
1991         right_buttons_width += button.rect.GetWidth();
1992     }
1993
1994     offset = 0;
1995
1996     // calculate size of the buttons on the left side
1997     for (i = 0; i < button_count; ++i)
1998     {
1999         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
2000
2001         if (button.location != wxLEFT)
2002             continue;
2003         if (button.curState & wxAUI_BUTTON_STATE_HIDDEN)
2004             continue;
2005
2006         offset += button.rect.GetWidth();
2007         left_buttons_width += button.rect.GetWidth();
2008     }
2009
2010     offset = left_buttons_width;
2011
2012     if (offset == 0)
2013         offset += m_art->GetIndentSize();
2014
2015     wxRect active_rect;
2016
2017     wxRect rect = m_rect;
2018     rect.y = 0;
2019     rect.height = m_rect.height;
2020
2021     // See if the given page is visible at the given tab offset (effectively scroll position)
2022     for (i = tabOffset; i < page_count; ++i)
2023     {
2024         wxAuiNotebookPage& page = m_pages.Item(i);
2025         wxAuiTabContainerButton& tab_button = m_tabCloseButtons.Item(i);
2026
2027         rect.x = offset;
2028         rect.width = m_rect.width - right_buttons_width - offset - 2;
2029
2030         if (rect.width <= 0)
2031             return false; // haven't found the tab, and we've run out of space, so return false
2032
2033         int x_extent = 0;
2034         m_art->GetTabSize(*dc,
2035                             wnd,
2036                             page.caption,
2037                             page.bitmap,
2038                             page.active,
2039                             tab_button.curState,
2040                             &x_extent);
2041
2042         offset += x_extent;
2043
2044         if (i == (size_t) tabPage)
2045         {
2046             // If not all of the tab is visible, and supposing there's space to display it all,
2047             // we could do better so we return false.
2048             if (((m_rect.width - right_buttons_width - offset - 2) <= 0) && ((m_rect.width - right_buttons_width - left_buttons_width) > x_extent))
2049                 return false;
2050             else
2051                 return true;
2052         }
2053     }
2054
2055     // Shouldn't really get here, but if it does, assume the tab is visible to prevent
2056     // further looping in calling code.
2057     return true;
2058 }
2059
2060 // Make the tab visible if it wasn't already
2061 void wxAuiTabContainer::MakeTabVisible(int tabPage, wxWindow* win)
2062 {
2063     wxClientDC dc(win);
2064     if (!IsTabVisible(tabPage, GetTabOffset(), & dc, win))
2065     {
2066         int i;
2067         for (i = 0; i < (int) m_pages.GetCount(); i++)
2068         {
2069             if (IsTabVisible(tabPage, i, & dc, win))
2070             {
2071                 SetTabOffset(i);
2072                 win->Refresh();
2073                 return;
2074             }
2075         }
2076     }
2077 }
2078
2079 // TabHitTest() tests if a tab was hit, passing the window pointer
2080 // back if that condition was fulfilled.  The function returns
2081 // true if a tab was hit, otherwise false
2082 bool wxAuiTabContainer::TabHitTest(int x, int y, wxWindow** hit) const
2083 {
2084     if (!m_rect.Contains(x,y))
2085         return false;
2086
2087     wxAuiTabContainerButton* btn = NULL;
2088     if (ButtonHitTest(x, y, &btn) && !(btn->curState & wxAUI_BUTTON_STATE_DISABLED))
2089     {
2090         if (m_buttons.Index(*btn) != wxNOT_FOUND)
2091             return false;
2092     }
2093
2094     size_t i, page_count = m_pages.GetCount();
2095
2096     for (i = m_tabOffset; i < page_count; ++i)
2097     {
2098         wxAuiNotebookPage& page = m_pages.Item(i);
2099         if (page.rect.Contains(x,y))
2100         {
2101             if (hit)
2102                 *hit = page.window;
2103             return true;
2104         }
2105     }
2106
2107     return false;
2108 }
2109
2110 // ButtonHitTest() tests if a button was hit. The function returns
2111 // true if a button was hit, otherwise false
2112 bool wxAuiTabContainer::ButtonHitTest(int x, int y,
2113                                       wxAuiTabContainerButton** hit) const
2114 {
2115     if (!m_rect.Contains(x,y))
2116         return false;
2117
2118     size_t i, button_count;
2119
2120
2121     button_count = m_buttons.GetCount();
2122     for (i = 0; i < button_count; ++i)
2123     {
2124         wxAuiTabContainerButton& button = m_buttons.Item(i);
2125         if (button.rect.Contains(x,y) &&
2126             !(button.curState & wxAUI_BUTTON_STATE_HIDDEN ))
2127         {
2128             if (hit)
2129                 *hit = &button;
2130             return true;
2131         }
2132     }
2133
2134     button_count = m_tabCloseButtons.GetCount();
2135     for (i = 0; i < button_count; ++i)
2136     {
2137         wxAuiTabContainerButton& button = m_tabCloseButtons.Item(i);
2138         if (button.rect.Contains(x,y) &&
2139             !(button.curState & (wxAUI_BUTTON_STATE_HIDDEN |
2140                                    wxAUI_BUTTON_STATE_DISABLED)))
2141         {
2142             if (hit)
2143                 *hit = &button;
2144             return true;
2145         }
2146     }
2147
2148     return false;
2149 }
2150
2151
2152
2153 // the utility function ShowWnd() is the same as show,
2154 // except it handles wxAuiMDIChildFrame windows as well,
2155 // as the Show() method on this class is "unplugged"
2156 static void ShowWnd(wxWindow* wnd, bool show)
2157 {
2158 #if wxUSE_MDI
2159     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
2160     {
2161         wxAuiMDIChildFrame* cf = (wxAuiMDIChildFrame*)wnd;
2162         cf->DoShow(show);
2163     }
2164     else
2165 #endif
2166     {
2167         wnd->Show(show);
2168     }
2169 }
2170
2171
2172 // DoShowHide() this function shows the active window, then
2173 // hides all of the other windows (in that order)
2174 void wxAuiTabContainer::DoShowHide()
2175 {
2176     wxAuiNotebookPageArray& pages = GetPages();
2177     size_t i, page_count = pages.GetCount();
2178
2179     // show new active page first
2180     for (i = 0; i < page_count; ++i)
2181     {
2182         wxAuiNotebookPage& page = pages.Item(i);
2183         if (page.active)
2184         {
2185             ShowWnd(page.window, true);
2186             break;
2187         }
2188     }
2189
2190     // hide all other pages
2191     for (i = 0; i < page_count; ++i)
2192     {
2193         wxAuiNotebookPage& page = pages.Item(i);
2194         if (!page.active)
2195             ShowWnd(page.window, false);
2196     }
2197 }
2198
2199
2200
2201
2202
2203
2204 // -- wxAuiTabCtrl class implementation --
2205
2206
2207
2208 BEGIN_EVENT_TABLE(wxAuiTabCtrl, wxControl)
2209     EVT_PAINT(wxAuiTabCtrl::OnPaint)
2210     EVT_ERASE_BACKGROUND(wxAuiTabCtrl::OnEraseBackground)
2211     EVT_SIZE(wxAuiTabCtrl::OnSize)
2212     EVT_LEFT_DOWN(wxAuiTabCtrl::OnLeftDown)
2213     EVT_LEFT_DCLICK(wxAuiTabCtrl::OnLeftDClick)
2214     EVT_LEFT_UP(wxAuiTabCtrl::OnLeftUp)
2215     EVT_MIDDLE_DOWN(wxAuiTabCtrl::OnMiddleDown)
2216     EVT_MIDDLE_UP(wxAuiTabCtrl::OnMiddleUp)
2217     EVT_RIGHT_DOWN(wxAuiTabCtrl::OnRightDown)
2218     EVT_RIGHT_UP(wxAuiTabCtrl::OnRightUp)
2219     EVT_MOTION(wxAuiTabCtrl::OnMotion)
2220     EVT_LEAVE_WINDOW(wxAuiTabCtrl::OnLeaveWindow)
2221     EVT_AUINOTEBOOK_BUTTON(wxID_ANY, wxAuiTabCtrl::OnButton)
2222     EVT_SET_FOCUS(wxAuiTabCtrl::OnSetFocus)
2223     EVT_KILL_FOCUS(wxAuiTabCtrl::OnKillFocus)
2224     EVT_CHAR(wxAuiTabCtrl::OnChar)
2225     EVT_MOUSE_CAPTURE_LOST(wxAuiTabCtrl::OnCaptureLost)
2226 END_EVENT_TABLE()
2227
2228
2229 wxAuiTabCtrl::wxAuiTabCtrl(wxWindow* parent,
2230                            wxWindowID id,
2231                            const wxPoint& pos,
2232                            const wxSize& size,
2233                            long style) : wxControl(parent, id, pos, size, style)
2234 {
2235     SetName(wxT("wxAuiTabCtrl"));
2236     m_clickPt = wxDefaultPosition;
2237     m_isDragging = false;
2238     m_hoverButton = NULL;
2239     m_pressedButton = NULL;
2240 }
2241
2242 wxAuiTabCtrl::~wxAuiTabCtrl()
2243 {
2244 }
2245
2246 void wxAuiTabCtrl::OnPaint(wxPaintEvent&)
2247 {
2248     wxPaintDC dc(this);
2249
2250     dc.SetFont(GetFont());
2251
2252     if (GetPageCount() > 0)
2253         Render(&dc, this);
2254 }
2255
2256 void wxAuiTabCtrl::OnEraseBackground(wxEraseEvent& WXUNUSED(evt))
2257 {
2258 }
2259
2260 void wxAuiTabCtrl::OnSize(wxSizeEvent& evt)
2261 {
2262     wxSize s = evt.GetSize();
2263     wxRect r(0, 0, s.GetWidth(), s.GetHeight());
2264     SetRect(r);
2265 }
2266
2267 void wxAuiTabCtrl::OnLeftDown(wxMouseEvent& evt)
2268 {
2269     CaptureMouse();
2270     m_clickPt = wxDefaultPosition;
2271     m_isDragging = false;
2272     m_clickTab = NULL;
2273     m_pressedButton = NULL;
2274
2275
2276     wxWindow* wnd;
2277     if (TabHitTest(evt.m_x, evt.m_y, &wnd))
2278     {
2279         int new_selection = GetIdxFromWindow(wnd);
2280
2281         // wxAuiNotebooks always want to receive this event
2282         // even if the tab is already active, because they may
2283         // have multiple tab controls
2284         if (new_selection != GetActivePage() ||
2285             GetParent()->IsKindOf(CLASSINFO(wxAuiNotebook)))
2286         {
2287             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
2288             e.SetSelection(new_selection);
2289             e.SetOldSelection(GetActivePage());
2290             e.SetEventObject(this);
2291             GetEventHandler()->ProcessEvent(e);
2292         }
2293
2294         m_clickPt.x = evt.m_x;
2295         m_clickPt.y = evt.m_y;
2296         m_clickTab = wnd;
2297     }
2298
2299     if (m_hoverButton)
2300     {
2301         m_pressedButton = m_hoverButton;
2302         m_pressedButton->curState = wxAUI_BUTTON_STATE_PRESSED;
2303         Refresh();
2304         Update();
2305     }
2306 }
2307
2308 void wxAuiTabCtrl::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
2309 {
2310     if (m_isDragging)
2311     {
2312         m_isDragging = false;
2313
2314         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG, m_windowId);
2315         evt.SetSelection(GetIdxFromWindow(m_clickTab));
2316         evt.SetOldSelection(evt.GetSelection());
2317         evt.SetEventObject(this);
2318         GetEventHandler()->ProcessEvent(evt);
2319     }
2320 }
2321
2322 void wxAuiTabCtrl::OnLeftUp(wxMouseEvent& evt)
2323 {
2324     if (GetCapture() == this)
2325         ReleaseMouse();
2326
2327     if (m_isDragging)
2328     {
2329         m_isDragging = false;
2330
2331         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG, m_windowId);
2332         evt.SetSelection(GetIdxFromWindow(m_clickTab));
2333         evt.SetOldSelection(evt.GetSelection());
2334         evt.SetEventObject(this);
2335         GetEventHandler()->ProcessEvent(evt);
2336
2337         return;
2338     }
2339
2340     if (m_pressedButton)
2341     {
2342         // make sure we're still clicking the button
2343         wxAuiTabContainerButton* button = NULL;
2344         if (!ButtonHitTest(evt.m_x, evt.m_y, &button) ||
2345             button->curState & wxAUI_BUTTON_STATE_DISABLED)
2346             return;
2347
2348         if (button != m_pressedButton)
2349         {
2350             m_pressedButton = NULL;
2351             return;
2352         }
2353
2354         Refresh();
2355         Update();
2356
2357         if (!(m_pressedButton->curState & wxAUI_BUTTON_STATE_DISABLED))
2358         {
2359             wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BUTTON, m_windowId);
2360             evt.SetSelection(GetIdxFromWindow(m_clickTab));
2361             evt.SetInt(m_pressedButton->id);
2362             evt.SetEventObject(this);
2363             GetEventHandler()->ProcessEvent(evt);
2364         }
2365
2366         m_pressedButton = NULL;
2367     }
2368
2369     m_clickPt = wxDefaultPosition;
2370     m_isDragging = false;
2371     m_clickTab = NULL;
2372 }
2373
2374 void wxAuiTabCtrl::OnMiddleUp(wxMouseEvent& evt)
2375 {
2376     wxWindow* wnd = NULL;
2377     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
2378         return;
2379
2380     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, m_windowId);
2381     e.SetEventObject(this);
2382     e.SetSelection(GetIdxFromWindow(wnd));
2383     GetEventHandler()->ProcessEvent(e);
2384 }
2385
2386 void wxAuiTabCtrl::OnMiddleDown(wxMouseEvent& evt)
2387 {
2388     wxWindow* wnd = NULL;
2389     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
2390         return;
2391
2392     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, m_windowId);
2393     e.SetEventObject(this);
2394     e.SetSelection(GetIdxFromWindow(wnd));
2395     GetEventHandler()->ProcessEvent(e);
2396 }
2397
2398 void wxAuiTabCtrl::OnRightUp(wxMouseEvent& evt)
2399 {
2400     wxWindow* wnd = NULL;
2401     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
2402         return;
2403
2404     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, m_windowId);
2405     e.SetEventObject(this);
2406     e.SetSelection(GetIdxFromWindow(wnd));
2407     GetEventHandler()->ProcessEvent(e);
2408 }
2409
2410 void wxAuiTabCtrl::OnRightDown(wxMouseEvent& evt)
2411 {
2412     wxWindow* wnd = NULL;
2413     if (!TabHitTest(evt.m_x, evt.m_y, &wnd))
2414         return;
2415
2416     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, m_windowId);
2417     e.SetEventObject(this);
2418     e.SetSelection(GetIdxFromWindow(wnd));
2419     GetEventHandler()->ProcessEvent(e);
2420 }
2421
2422 void wxAuiTabCtrl::OnLeftDClick(wxMouseEvent& evt)
2423 {
2424     wxWindow* wnd;
2425     wxAuiTabContainerButton* button;
2426     if (!TabHitTest(evt.m_x, evt.m_y, &wnd) && !ButtonHitTest(evt.m_x, evt.m_y, &button))
2427     {
2428         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, m_windowId);
2429         e.SetEventObject(this);
2430         GetEventHandler()->ProcessEvent(e);
2431     }
2432 }
2433
2434 void wxAuiTabCtrl::OnMotion(wxMouseEvent& evt)
2435 {
2436     wxPoint pos = evt.GetPosition();
2437
2438     // check if the mouse is hovering above a button
2439     wxAuiTabContainerButton* button;
2440     if (ButtonHitTest(pos.x, pos.y, &button) && !(button->curState & wxAUI_BUTTON_STATE_DISABLED))
2441     {
2442         if (m_hoverButton && button != m_hoverButton)
2443         {
2444             m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
2445             m_hoverButton = NULL;
2446             Refresh();
2447             Update();
2448         }
2449
2450         if (button->curState != wxAUI_BUTTON_STATE_HOVER)
2451         {
2452             button->curState = wxAUI_BUTTON_STATE_HOVER;
2453             Refresh();
2454             Update();
2455
2456             m_hoverButton = button;
2457             return;
2458         }
2459     }
2460     else
2461     {
2462         if (m_hoverButton)
2463         {
2464             m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
2465             m_hoverButton = NULL;
2466             Refresh();
2467             Update();
2468         }
2469     }
2470
2471
2472     if (!evt.LeftIsDown() || m_clickPt == wxDefaultPosition)
2473         return;
2474
2475     if (m_isDragging)
2476     {
2477         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION, m_windowId);
2478         evt.SetSelection(GetIdxFromWindow(m_clickTab));
2479         evt.SetOldSelection(evt.GetSelection());
2480         evt.SetEventObject(this);
2481         GetEventHandler()->ProcessEvent(evt);
2482         return;
2483     }
2484
2485
2486     int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
2487     int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
2488
2489     if (abs(pos.x - m_clickPt.x) > drag_x_threshold ||
2490         abs(pos.y - m_clickPt.y) > drag_y_threshold)
2491     {
2492         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG, m_windowId);
2493         evt.SetSelection(GetIdxFromWindow(m_clickTab));
2494         evt.SetOldSelection(evt.GetSelection());
2495         evt.SetEventObject(this);
2496         GetEventHandler()->ProcessEvent(evt);
2497
2498         m_isDragging = true;
2499     }
2500 }
2501
2502 void wxAuiTabCtrl::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
2503 {
2504     if (m_hoverButton)
2505     {
2506         m_hoverButton->curState = wxAUI_BUTTON_STATE_NORMAL;
2507         m_hoverButton = NULL;
2508         Refresh();
2509         Update();
2510     }
2511 }
2512
2513 void wxAuiTabCtrl::OnButton(wxAuiNotebookEvent& event)
2514 {
2515     int button = event.GetInt();
2516
2517     if (button == wxAUI_BUTTON_LEFT || button == wxAUI_BUTTON_RIGHT)
2518     {
2519         if (button == wxAUI_BUTTON_LEFT)
2520         {
2521             if (GetTabOffset() > 0)
2522             {
2523                 SetTabOffset(GetTabOffset()-1);
2524                 Refresh();
2525                 Update();
2526             }
2527         }
2528         else
2529         {
2530             SetTabOffset(GetTabOffset()+1);
2531             Refresh();
2532             Update();
2533         }
2534     }
2535     else if (button == wxAUI_BUTTON_WINDOWLIST)
2536     {
2537         int idx = GetArtProvider()->ShowDropDown(this, m_pages, GetActivePage());
2538
2539         if (idx != -1)
2540         {
2541             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
2542             e.SetSelection(idx);
2543             e.SetOldSelection(GetActivePage());
2544             e.SetEventObject(this);
2545             GetEventHandler()->ProcessEvent(e);
2546         }
2547     }
2548     else
2549     {
2550         event.Skip();
2551     }
2552 }
2553
2554 void wxAuiTabCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event))
2555 {
2556     Refresh();
2557 }
2558
2559 void wxAuiTabCtrl::OnKillFocus(wxFocusEvent& WXUNUSED(event))
2560 {
2561     Refresh();
2562 }
2563
2564 void wxAuiTabCtrl::OnChar(wxKeyEvent& event)
2565 {
2566     if (GetActivePage() == -1)
2567     {
2568         event.Skip();
2569         return;
2570     }
2571
2572     // We can't leave tab processing to the system; on Windows, tabs and keys
2573     // get eaten by the system and not processed properly if we specify both
2574     // wxTAB_TRAVERSAL and wxWANTS_CHARS. And if we specify just wxTAB_TRAVERSAL,
2575     // we don't key arrow key events.
2576
2577     int key = event.GetKeyCode();
2578
2579     if (key == WXK_NUMPAD_PAGEUP)
2580         key = WXK_PAGEUP;
2581     if (key == WXK_NUMPAD_PAGEDOWN)
2582         key = WXK_PAGEDOWN;
2583     if (key == WXK_NUMPAD_HOME)
2584         key = WXK_HOME;
2585     if (key == WXK_NUMPAD_END)
2586         key = WXK_END;
2587     if (key == WXK_NUMPAD_LEFT)
2588         key = WXK_LEFT;
2589     if (key == WXK_NUMPAD_RIGHT)
2590         key = WXK_RIGHT;
2591
2592     if (key == WXK_TAB || key == WXK_PAGEUP || key == WXK_PAGEDOWN)
2593     {
2594         bool bCtrlDown = event.ControlDown();
2595         bool bShiftDown = event.ShiftDown();
2596
2597         bool bForward = (key == WXK_TAB && !bShiftDown) || (key == WXK_PAGEDOWN);
2598         bool bWindowChange = (key == WXK_PAGEUP) || (key == WXK_PAGEDOWN) || bCtrlDown;
2599         bool bFromTab = (key == WXK_TAB);
2600
2601         wxAuiNotebook* nb = wxDynamicCast(GetParent(), wxAuiNotebook);
2602         if (!nb)
2603         {
2604             event.Skip();
2605             return;
2606         }
2607
2608         wxNavigationKeyEvent keyEvent;
2609         keyEvent.SetDirection(bForward);
2610         keyEvent.SetWindowChange(bWindowChange);
2611         keyEvent.SetFromTab(bFromTab);
2612         keyEvent.SetEventObject(nb);
2613
2614         if (!nb->GetEventHandler()->ProcessEvent(keyEvent))
2615         {
2616             // Not processed? Do an explicit tab into the page.
2617             wxWindow* win = GetWindowFromIdx(GetActivePage());
2618             if (win)
2619                 win->SetFocus();
2620         }
2621         return;
2622     }
2623
2624     if (m_pages.GetCount() < 2)
2625     {
2626         event.Skip();
2627         return;
2628     }
2629
2630     int newPage = -1;
2631
2632     int forwardKey, backwardKey;
2633     if (GetLayoutDirection() == wxLayout_RightToLeft)
2634     {
2635         forwardKey = WXK_LEFT;
2636         backwardKey = WXK_RIGHT;
2637     }
2638     else
2639      {
2640         forwardKey = WXK_RIGHT;
2641         backwardKey = WXK_LEFT;
2642     }
2643
2644     if (key == forwardKey)
2645     {
2646         if (m_pages.GetCount() > 1)
2647         {
2648             if (GetActivePage() == -1)
2649                 newPage = 0;
2650             else if (GetActivePage() < (int) (m_pages.GetCount() - 1))
2651                 newPage = GetActivePage() + 1;
2652         }
2653     }
2654     else if (key == backwardKey)
2655     {
2656         if (m_pages.GetCount() > 1)
2657         {
2658             if (GetActivePage() == -1)
2659                 newPage = (int) (m_pages.GetCount() - 1);
2660             else if (GetActivePage() > 0)
2661                 newPage = GetActivePage() - 1;
2662         }
2663     }
2664     else if (key == WXK_HOME)
2665     {
2666         newPage = 0;
2667     }
2668     else if (key == WXK_END)
2669     {
2670         newPage = (int) (m_pages.GetCount() - 1);
2671     }
2672     else
2673         event.Skip();
2674
2675     if (newPage != -1)
2676     {
2677         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
2678         e.SetSelection(newPage);
2679         e.SetOldSelection(newPage);
2680         e.SetEventObject(this);
2681         this->GetEventHandler()->ProcessEvent(e);
2682     }
2683     else
2684         event.Skip();
2685 }
2686
2687 // wxTabFrame is an interesting case.  It's important that all child pages
2688 // of the multi-notebook control are all actually children of that control
2689 // (and not grandchildren).  wxTabFrame facilitates this.  There is one
2690 // instance of wxTabFrame for each tab control inside the multi-notebook.
2691 // It's important to know that wxTabFrame is not a real window, but it merely
2692 // used to capture the dimensions/positioning of the internal tab control and
2693 // it's managed page windows
2694
2695 class wxTabFrame : public wxWindow
2696 {
2697 public:
2698
2699     wxTabFrame()
2700     {
2701         m_tabs = NULL;
2702         m_rect = wxRect(0,0,200,200);
2703         m_tabCtrlHeight = 20;
2704     }
2705
2706     ~wxTabFrame()
2707     {
2708         wxDELETE(m_tabs);
2709     }
2710
2711     void SetTabCtrlHeight(int h)
2712     {
2713         m_tabCtrlHeight = h;
2714     }
2715
2716 protected:
2717     void DoSetSize(int x, int y,
2718                    int width, int height,
2719                    int WXUNUSED(sizeFlags = wxSIZE_AUTO))
2720     {
2721         m_rect = wxRect(x, y, width, height);
2722         DoSizing();
2723     }
2724
2725     void DoGetClientSize(int* x, int* y) const
2726     {
2727         *x = m_rect.width;
2728         *y = m_rect.height;
2729     }
2730
2731 public:
2732     bool Show( bool WXUNUSED(show = true) ) { return false; }
2733
2734     void DoSizing()
2735     {
2736         if (!m_tabs)
2737             return;
2738
2739         if (m_tabs->IsFrozen() || m_tabs->GetParent()->IsFrozen())
2740             return;
2741
2742         m_tab_rect = wxRect(m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
2743         if (m_tabs->GetFlags() & wxAUI_NB_BOTTOM)
2744         {
2745             m_tab_rect = wxRect (m_rect.x, m_rect.y + m_rect.height - m_tabCtrlHeight, m_rect.width, m_tabCtrlHeight);
2746             m_tabs->SetSize     (m_rect.x, m_rect.y + m_rect.height - m_tabCtrlHeight, m_rect.width, m_tabCtrlHeight);
2747             m_tabs->SetRect     (wxRect(0, 0, m_rect.width, m_tabCtrlHeight));
2748         }
2749         else //TODO: if (GetFlags() & wxAUI_NB_TOP)
2750         {
2751             m_tab_rect = wxRect (m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
2752             m_tabs->SetSize     (m_rect.x, m_rect.y, m_rect.width, m_tabCtrlHeight);
2753             m_tabs->SetRect     (wxRect(0, 0,        m_rect.width, m_tabCtrlHeight));
2754         }
2755         // TODO: else if (GetFlags() & wxAUI_NB_LEFT){}
2756         // TODO: else if (GetFlags() & wxAUI_NB_RIGHT){}
2757
2758         m_tabs->Refresh();
2759         m_tabs->Update();
2760
2761         wxAuiNotebookPageArray& pages = m_tabs->GetPages();
2762         size_t i, page_count = pages.GetCount();
2763
2764         for (i = 0; i < page_count; ++i)
2765         {
2766             int height = m_rect.height - m_tabCtrlHeight;
2767             if ( height < 0 )
2768             {
2769                 // avoid passing negative height to wxWindow::SetSize(), this
2770                 // results in assert failures/GTK+ warnings
2771                 height = 0;
2772             }
2773
2774             wxAuiNotebookPage& page = pages.Item(i);
2775             if (m_tabs->GetFlags() & wxAUI_NB_BOTTOM)
2776             {
2777                 page.window->SetSize(m_rect.x, m_rect.y, m_rect.width, height);
2778             }
2779             else //TODO: if (GetFlags() & wxAUI_NB_TOP)
2780             {
2781                 page.window->SetSize(m_rect.x, m_rect.y + m_tabCtrlHeight,
2782                                      m_rect.width, height);
2783             }
2784             // TODO: else if (GetFlags() & wxAUI_NB_LEFT){}
2785             // TODO: else if (GetFlags() & wxAUI_NB_RIGHT){}
2786
2787 #if wxUSE_MDI
2788             if (page.window->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
2789             {
2790                 wxAuiMDIChildFrame* wnd = (wxAuiMDIChildFrame*)page.window;
2791                 wnd->ApplyMDIChildFrameRect();
2792             }
2793 #endif
2794         }
2795     }
2796
2797 protected:
2798     void DoGetSize(int* x, int* y) const
2799     {
2800         if (x)
2801             *x = m_rect.GetWidth();
2802         if (y)
2803             *y = m_rect.GetHeight();
2804     }
2805
2806 public:
2807     void Update()
2808     {
2809         // does nothing
2810     }
2811
2812     wxRect m_rect;
2813     wxRect m_tab_rect;
2814     wxAuiTabCtrl* m_tabs;
2815     int m_tabCtrlHeight;
2816 };
2817
2818
2819 const int wxAuiBaseTabCtrlId = 5380;
2820
2821
2822 // -- wxAuiNotebook class implementation --
2823
2824 #define EVT_AUI_RANGE(id1, id2, event, func) \
2825     wx__DECLARE_EVT2(event, id1, id2, wxAuiNotebookEventHandler(func))
2826
2827 BEGIN_EVENT_TABLE(wxAuiNotebook, wxControl)
2828     EVT_SIZE(wxAuiNotebook::OnSize)
2829     EVT_CHILD_FOCUS(wxAuiNotebook::OnChildFocusNotebook)
2830     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2831                       wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING,
2832                       wxAuiNotebook::OnTabClicked)
2833     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2834                       wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG,
2835                       wxAuiNotebook::OnTabBeginDrag)
2836     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2837                       wxEVT_COMMAND_AUINOTEBOOK_END_DRAG,
2838                       wxAuiNotebook::OnTabEndDrag)
2839     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2840                       wxEVT_COMMAND_AUINOTEBOOK_CANCEL_DRAG,
2841                       wxAuiNotebook::OnTabCancelDrag)
2842     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2843                       wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION,
2844                       wxAuiNotebook::OnTabDragMotion)
2845     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2846                       wxEVT_COMMAND_AUINOTEBOOK_BUTTON,
2847                       wxAuiNotebook::OnTabButton)
2848     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2849                       wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN,
2850                       wxAuiNotebook::OnTabMiddleDown)
2851     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2852                       wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP,
2853                       wxAuiNotebook::OnTabMiddleUp)
2854     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2855                       wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN,
2856                       wxAuiNotebook::OnTabRightDown)
2857     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2858                       wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP,
2859                       wxAuiNotebook::OnTabRightUp)
2860     EVT_AUI_RANGE(wxAuiBaseTabCtrlId, wxAuiBaseTabCtrlId+500,
2861                       wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK,
2862                       wxAuiNotebook::OnTabBgDClick)
2863     EVT_NAVIGATION_KEY(wxAuiNotebook::OnNavigationKeyNotebook)
2864 END_EVENT_TABLE()
2865
2866 void wxAuiNotebook::Init()
2867 {
2868     m_curPage = -1;
2869     m_tabIdCounter = wxAuiBaseTabCtrlId;
2870     m_dummyWnd = NULL;
2871     m_tabCtrlHeight = 20;
2872     m_requestedBmpSize = wxDefaultSize;
2873     m_requestedTabCtrlHeight = -1;
2874 }
2875
2876 bool wxAuiNotebook::Create(wxWindow* parent,
2877                            wxWindowID id,
2878                            const wxPoint& pos,
2879                            const wxSize& size,
2880                            long style)
2881 {
2882     if (!wxControl::Create(parent, id, pos, size, style))
2883         return false;
2884
2885     InitNotebook(style);
2886
2887     return true;
2888 }
2889
2890 // InitNotebook() contains common initialization
2891 // code called by all constructors
2892 void wxAuiNotebook::InitNotebook(long style)
2893 {
2894     SetName(wxT("wxAuiNotebook"));
2895     m_curPage = -1;
2896     m_tabIdCounter = wxAuiBaseTabCtrlId;
2897     m_dummyWnd = NULL;
2898     m_flags = (unsigned int)style;
2899     m_tabCtrlHeight = 20;
2900
2901     m_normalFont = *wxNORMAL_FONT;
2902     m_selectedFont = *wxNORMAL_FONT;
2903     m_selectedFont.SetWeight(wxBOLD);
2904
2905     SetArtProvider(new wxAuiDefaultTabArt);
2906
2907     m_dummyWnd = new wxWindow(this, wxID_ANY, wxPoint(0,0), wxSize(0,0));
2908     m_dummyWnd->SetSize(200, 200);
2909     m_dummyWnd->Show(false);
2910
2911     m_mgr.SetManagedWindow(this);
2912     m_mgr.SetFlags(wxAUI_MGR_DEFAULT);
2913     m_mgr.SetDockSizeConstraint(1.0, 1.0); // no dock size constraint
2914
2915     m_mgr.AddPane(m_dummyWnd,
2916               wxAuiPaneInfo().Name(wxT("dummy")).Bottom().CaptionVisible(false).Show(false));
2917
2918     m_mgr.Update();
2919 }
2920
2921 wxAuiNotebook::~wxAuiNotebook()
2922 {
2923     // Indicate we're deleting pages
2924     SendDestroyEvent();
2925
2926     while ( GetPageCount() > 0 )
2927         DeletePage(0);
2928
2929     m_mgr.UnInit();
2930 }
2931
2932 void wxAuiNotebook::SetArtProvider(wxAuiTabArt* art)
2933 {
2934     m_tabs.SetArtProvider(art);
2935
2936     // Update the height and do nothing else if it did something but otherwise
2937     // (i.e. if the new art provider uses the same height as the old one) we
2938     // need to manually set the art provider for all tabs ourselves.
2939     if ( !UpdateTabCtrlHeight() )
2940     {
2941         wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2942         const size_t pane_count = all_panes.GetCount();
2943         for (size_t i = 0; i < pane_count; ++i)
2944         {
2945             wxAuiPaneInfo& pane = all_panes.Item(i);
2946             if (pane.name == wxT("dummy"))
2947                 continue;
2948             wxTabFrame* tab_frame = (wxTabFrame*)pane.window;
2949             wxAuiTabCtrl* tabctrl = tab_frame->m_tabs;
2950             tabctrl->SetArtProvider(art->Clone());
2951         }
2952     }
2953 }
2954
2955 // SetTabCtrlHeight() is the highest-level override of the
2956 // tab height.  A call to this function effectively enforces a
2957 // specified tab ctrl height, overriding all other considerations,
2958 // such as text or bitmap height.  It overrides any call to
2959 // SetUniformBitmapSize().  Specifying a height of -1 reverts
2960 // any previous call and returns to the default behaviour
2961
2962 void wxAuiNotebook::SetTabCtrlHeight(int height)
2963 {
2964     m_requestedTabCtrlHeight = height;
2965
2966     // if window is already initialized, recalculate the tab height
2967     if (m_dummyWnd)
2968     {
2969         UpdateTabCtrlHeight();
2970     }
2971 }
2972
2973
2974 // SetUniformBitmapSize() ensures that all tabs will have
2975 // the same height, even if some tabs don't have bitmaps
2976 // Passing wxDefaultSize to this function will instruct
2977 // the control to use dynamic tab height-- so when a tab
2978 // with a large bitmap is added, the tab ctrl's height will
2979 // automatically increase to accommodate the bitmap
2980
2981 void wxAuiNotebook::SetUniformBitmapSize(const wxSize& size)
2982 {
2983     m_requestedBmpSize = size;
2984
2985     // if window is already initialized, recalculate the tab height
2986     if (m_dummyWnd)
2987     {
2988         UpdateTabCtrlHeight();
2989     }
2990 }
2991
2992 // UpdateTabCtrlHeight() does the actual tab resizing. It's meant
2993 // to be used internally
2994 bool wxAuiNotebook::UpdateTabCtrlHeight()
2995 {
2996     // get the tab ctrl height we will use
2997     int height = CalculateTabCtrlHeight();
2998
2999     // if the tab control height needs to change, update
3000     // all of our tab controls with the new height
3001     if (m_tabCtrlHeight == height)
3002         return false;
3003
3004     wxAuiTabArt* art = m_tabs.GetArtProvider();
3005
3006     m_tabCtrlHeight = height;
3007
3008     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3009     size_t i, pane_count = all_panes.GetCount();
3010     for (i = 0; i < pane_count; ++i)
3011     {
3012         wxAuiPaneInfo& pane = all_panes.Item(i);
3013         if (pane.name == wxT("dummy"))
3014             continue;
3015         wxTabFrame* tab_frame = (wxTabFrame*)pane.window;
3016         wxAuiTabCtrl* tabctrl = tab_frame->m_tabs;
3017         tab_frame->SetTabCtrlHeight(m_tabCtrlHeight);
3018         tabctrl->SetArtProvider(art->Clone());
3019         tab_frame->DoSizing();
3020     }
3021
3022     return true;
3023 }
3024
3025 void wxAuiNotebook::UpdateHintWindowSize()
3026 {
3027     wxSize size = CalculateNewSplitSize();
3028
3029     // the placeholder hint window should be set to this size
3030     wxAuiPaneInfo& info = m_mgr.GetPane(wxT("dummy"));
3031     if (info.IsOk())
3032     {
3033         info.MinSize(size);
3034         info.BestSize(size);
3035         m_dummyWnd->SetSize(size);
3036     }
3037 }
3038
3039
3040 // calculates the size of the new split
3041 wxSize wxAuiNotebook::CalculateNewSplitSize()
3042 {
3043     // count number of tab controls
3044     int tab_ctrl_count = 0;
3045     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3046     size_t i, pane_count = all_panes.GetCount();
3047     for (i = 0; i < pane_count; ++i)
3048     {
3049         wxAuiPaneInfo& pane = all_panes.Item(i);
3050         if (pane.name == wxT("dummy"))
3051             continue;
3052         tab_ctrl_count++;
3053     }
3054
3055     wxSize new_split_size;
3056
3057     // if there is only one tab control, the first split
3058     // should happen around the middle
3059     if (tab_ctrl_count < 2)
3060     {
3061         new_split_size = GetClientSize();
3062         new_split_size.x /= 2;
3063         new_split_size.y /= 2;
3064     }
3065     else
3066     {
3067         // this is in place of a more complicated calculation
3068         // that needs to be implemented
3069         new_split_size = wxSize(180,180);
3070     }
3071
3072     return new_split_size;
3073 }
3074
3075 int wxAuiNotebook::CalculateTabCtrlHeight()
3076 {
3077     // if a fixed tab ctrl height is specified,
3078     // just return that instead of calculating a
3079     // tab height
3080     if (m_requestedTabCtrlHeight != -1)
3081         return m_requestedTabCtrlHeight;
3082
3083     // find out new best tab height
3084     wxAuiTabArt* art = m_tabs.GetArtProvider();
3085
3086     return art->GetBestTabCtrlSize(this,
3087                                    m_tabs.GetPages(),
3088                                    m_requestedBmpSize);
3089 }
3090
3091
3092 wxAuiTabArt* wxAuiNotebook::GetArtProvider() const
3093 {
3094     return m_tabs.GetArtProvider();
3095 }
3096
3097 void wxAuiNotebook::SetWindowStyleFlag(long style)
3098 {
3099     wxControl::SetWindowStyleFlag(style);
3100
3101     m_flags = (unsigned int)style;
3102
3103     // if the control is already initialized
3104     if (m_mgr.GetManagedWindow() == (wxWindow*)this)
3105     {
3106         // let all of the tab children know about the new style
3107
3108         wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3109         size_t i, pane_count = all_panes.GetCount();
3110         for (i = 0; i < pane_count; ++i)
3111         {
3112             wxAuiPaneInfo& pane = all_panes.Item(i);
3113             if (pane.name == wxT("dummy"))
3114                 continue;
3115             wxTabFrame* tabframe = (wxTabFrame*)pane.window;
3116             wxAuiTabCtrl* tabctrl = tabframe->m_tabs;
3117             tabctrl->SetFlags(m_flags);
3118             tabframe->DoSizing();
3119             tabctrl->Refresh();
3120             tabctrl->Update();
3121         }
3122     }
3123 }
3124
3125
3126 bool wxAuiNotebook::AddPage(wxWindow* page,
3127                             const wxString& caption,
3128                             bool select,
3129                             const wxBitmap& bitmap)
3130 {
3131     return InsertPage(GetPageCount(), page, caption, select, bitmap);
3132 }
3133
3134 bool wxAuiNotebook::InsertPage(size_t page_idx,
3135                                wxWindow* page,
3136                                const wxString& caption,
3137                                bool select,
3138                                const wxBitmap& bitmap)
3139 {
3140     wxASSERT_MSG(page, wxT("page pointer must be non-NULL"));
3141     if (!page)
3142         return false;
3143
3144     page->Reparent(this);
3145
3146     wxAuiNotebookPage info;
3147     info.window = page;
3148     info.caption = caption;
3149     info.bitmap = bitmap;
3150     info.active = false;
3151
3152     // if there are currently no tabs, the first added
3153     // tab must be active
3154     if (m_tabs.GetPageCount() == 0)
3155         info.active = true;
3156
3157     m_tabs.InsertPage(page, info, page_idx);
3158
3159     // if that was the first page added, even if
3160     // select is false, it must become the "current page"
3161     // (though no select events will be fired)
3162     if (!select && m_tabs.GetPageCount() == 1)
3163         select = true;
3164         //m_curPage = GetPageIndex(page);
3165
3166     wxAuiTabCtrl* active_tabctrl = GetActiveTabCtrl();
3167     if (page_idx >= active_tabctrl->GetPageCount())
3168         active_tabctrl->AddPage(page, info);
3169     else
3170         active_tabctrl->InsertPage(page, info, page_idx);
3171
3172     UpdateTabCtrlHeight();
3173     DoSizing();
3174     active_tabctrl->DoShowHide();
3175
3176     // adjust selected index
3177     if(m_curPage >= (int) page_idx)
3178         m_curPage++;
3179
3180     if (select)
3181     {
3182         SetSelectionToWindow(page);
3183     }
3184
3185     return true;
3186 }
3187
3188
3189 // DeletePage() removes a tab from the multi-notebook,
3190 // and destroys the window as well
3191 bool wxAuiNotebook::DeletePage(size_t page_idx)
3192 {
3193     if (page_idx >= m_tabs.GetPageCount())
3194         return false;
3195
3196     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
3197
3198     // hide the window in advance, as this will
3199     // prevent flicker
3200     ShowWnd(wnd, false);
3201
3202     if (!RemovePage(page_idx))
3203         return false;
3204
3205 #if wxUSE_MDI
3206     // actually destroy the window now
3207     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
3208     {
3209         // delete the child frame with pending delete, as is
3210         // customary with frame windows
3211         if (!wxPendingDelete.Member(wnd))
3212             wxPendingDelete.Append(wnd);
3213     }
3214     else
3215 #endif
3216     {
3217         wnd->Destroy();
3218     }
3219
3220     return true;
3221 }
3222
3223
3224
3225 // RemovePage() removes a tab from the multi-notebook,
3226 // but does not destroy the window
3227 bool wxAuiNotebook::RemovePage(size_t page_idx)
3228 {
3229     // save active window pointer
3230     wxWindow* active_wnd = NULL;
3231     if (m_curPage >= 0)
3232         active_wnd = m_tabs.GetWindowFromIdx(m_curPage);
3233
3234     // save pointer of window being deleted
3235     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
3236     wxWindow* new_active = NULL;
3237
3238     // make sure we found the page
3239     if (!wnd)
3240         return false;
3241
3242     // find out which onscreen tab ctrl owns this tab
3243     wxAuiTabCtrl* ctrl;
3244     int ctrl_idx;
3245     if (!FindTab(wnd, &ctrl, &ctrl_idx))
3246         return false;
3247
3248     bool is_curpage = (m_curPage == (int)page_idx);
3249     bool is_active_in_split = ctrl->GetPage(ctrl_idx).active;
3250
3251
3252     // remove the tab from main catalog
3253     if (!m_tabs.RemovePage(wnd))
3254         return false;
3255
3256     // remove the tab from the onscreen tab ctrl
3257     ctrl->RemovePage(wnd);
3258
3259     if (is_active_in_split)
3260     {
3261         int ctrl_new_page_count = (int)ctrl->GetPageCount();
3262
3263         if (ctrl_idx >= ctrl_new_page_count)
3264             ctrl_idx = ctrl_new_page_count-1;
3265
3266         if (ctrl_idx >= 0 && ctrl_idx < (int)ctrl->GetPageCount())
3267         {
3268             // set new page as active in the tab split
3269             ctrl->SetActivePage(ctrl_idx);
3270
3271             // if the page deleted was the current page for the
3272             // entire tab control, then record the window
3273             // pointer of the new active page for activation
3274             if (is_curpage)
3275             {
3276                 new_active = ctrl->GetWindowFromIdx(ctrl_idx);
3277             }
3278         }
3279     }
3280     else
3281     {
3282         // we are not deleting the active page, so keep it the same
3283         new_active = active_wnd;
3284     }
3285
3286
3287     if (!new_active)
3288     {
3289         // we haven't yet found a new page to active,
3290         // so select the next page from the main tab
3291         // catalogue
3292
3293         if (page_idx < m_tabs.GetPageCount())
3294         {
3295             new_active = m_tabs.GetPage(page_idx).window;
3296         }
3297
3298         if (!new_active && m_tabs.GetPageCount() > 0)
3299         {
3300             new_active = m_tabs.GetPage(0).window;
3301         }
3302     }
3303
3304
3305     RemoveEmptyTabFrames();
3306
3307     m_curPage = wxNOT_FOUND;
3308
3309     // set new active pane unless we're being destroyed anyhow
3310     if (new_active && !m_isBeingDeleted)
3311         SetSelectionToWindow(new_active);
3312
3313     return true;
3314 }
3315
3316 // GetPageIndex() returns the index of the page, or -1 if the
3317 // page could not be located in the notebook
3318 int wxAuiNotebook::GetPageIndex(wxWindow* page_wnd) const
3319 {
3320     return m_tabs.GetIdxFromWindow(page_wnd);
3321 }
3322
3323
3324
3325 // SetPageText() changes the tab caption of the specified page
3326 bool wxAuiNotebook::SetPageText(size_t page_idx, const wxString& text)
3327 {
3328     if (page_idx >= m_tabs.GetPageCount())
3329         return false;
3330
3331     // update our own tab catalog
3332     wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
3333     page_info.caption = text;
3334
3335     // update what's on screen
3336     wxAuiTabCtrl* ctrl;
3337     int ctrl_idx;
3338     if (FindTab(page_info.window, &ctrl, &ctrl_idx))
3339     {
3340         wxAuiNotebookPage& info = ctrl->GetPage(ctrl_idx);
3341         info.caption = text;
3342         ctrl->Refresh();
3343         ctrl->Update();
3344     }
3345
3346     return true;
3347 }
3348
3349 // returns the page caption
3350 wxString wxAuiNotebook::GetPageText(size_t page_idx) const
3351 {
3352     if (page_idx >= m_tabs.GetPageCount())
3353         return wxEmptyString;
3354
3355     // update our own tab catalog
3356     const wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
3357     return page_info.caption;
3358 }
3359
3360 bool wxAuiNotebook::SetPageBitmap(size_t page_idx, const wxBitmap& bitmap)
3361 {
3362     if (page_idx >= m_tabs.GetPageCount())
3363         return false;
3364
3365     // update our own tab catalog
3366     wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
3367     page_info.bitmap = bitmap;
3368
3369     // tab height might have changed
3370     UpdateTabCtrlHeight();
3371
3372     // update what's on screen
3373     wxAuiTabCtrl* ctrl;
3374     int ctrl_idx;
3375     if (FindTab(page_info.window, &ctrl, &ctrl_idx))
3376     {
3377         wxAuiNotebookPage& info = ctrl->GetPage(ctrl_idx);
3378         info.bitmap = bitmap;
3379         ctrl->Refresh();
3380         ctrl->Update();
3381     }
3382
3383     return true;
3384 }
3385
3386 // returns the page bitmap
3387 wxBitmap wxAuiNotebook::GetPageBitmap(size_t page_idx) const
3388 {
3389     if (page_idx >= m_tabs.GetPageCount())
3390         return wxBitmap();
3391
3392     // update our own tab catalog
3393     const wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
3394     return page_info.bitmap;
3395 }
3396
3397 // GetSelection() returns the index of the currently active page
3398 int wxAuiNotebook::GetSelection() const
3399 {
3400     return m_curPage;
3401 }
3402
3403 // SetSelection() sets the currently active page
3404 int wxAuiNotebook::SetSelection(size_t new_page)
3405 {
3406     return DoModifySelection(new_page, true);
3407 }
3408
3409 void wxAuiNotebook::SetSelectionToWindow(wxWindow *win)
3410 {
3411     const int idx = m_tabs.GetIdxFromWindow(win);
3412     wxCHECK_RET( idx != wxNOT_FOUND, wxT("invalid notebook page") );
3413
3414
3415     // since a tab was clicked, let the parent know that we received
3416     // the focus, even if we will assign that focus immediately
3417     // to the child tab in the SetSelection call below
3418     // (the child focus event will also let wxAuiManager, if any,
3419     // know that the notebook control has been activated)
3420
3421     wxWindow* parent = GetParent();
3422     if (parent)
3423     {
3424         wxChildFocusEvent eventFocus(this);
3425         parent->GetEventHandler()->ProcessEvent(eventFocus);
3426     }
3427
3428
3429     SetSelection(idx);
3430 }
3431
3432 // GetPageCount() returns the total number of
3433 // pages managed by the multi-notebook
3434 size_t wxAuiNotebook::GetPageCount() const
3435 {
3436     return m_tabs.GetPageCount();
3437 }
3438
3439 // GetPage() returns the wxWindow pointer of the
3440 // specified page
3441 wxWindow* wxAuiNotebook::GetPage(size_t page_idx) const
3442 {
3443     wxASSERT(page_idx < m_tabs.GetPageCount());
3444
3445     return m_tabs.GetWindowFromIdx(page_idx);
3446 }
3447
3448 // DoSizing() performs all sizing operations in each tab control
3449 void wxAuiNotebook::DoSizing()
3450 {
3451     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3452     size_t i, pane_count = all_panes.GetCount();
3453     for (i = 0; i < pane_count; ++i)
3454     {
3455         if (all_panes.Item(i).name == wxT("dummy"))
3456             continue;
3457
3458         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
3459         tabframe->DoSizing();
3460     }
3461 }
3462
3463 // GetActiveTabCtrl() returns the active tab control.  It is
3464 // called to determine which control gets new windows being added
3465 wxAuiTabCtrl* wxAuiNotebook::GetActiveTabCtrl()
3466 {
3467     if (m_curPage >= 0 && m_curPage < (int)m_tabs.GetPageCount())
3468     {
3469         wxAuiTabCtrl* ctrl;
3470         int idx;
3471
3472         // find the tab ctrl with the current page
3473         if (FindTab(m_tabs.GetPage(m_curPage).window,
3474                     &ctrl, &idx))
3475         {
3476             return ctrl;
3477         }
3478     }
3479
3480     // no current page, just find the first tab ctrl
3481     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3482     size_t i, pane_count = all_panes.GetCount();
3483     for (i = 0; i < pane_count; ++i)
3484     {
3485         if (all_panes.Item(i).name == wxT("dummy"))
3486             continue;
3487
3488         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
3489         return tabframe->m_tabs;
3490     }
3491
3492     // If there is no tabframe at all, create one
3493     wxTabFrame* tabframe = new wxTabFrame;
3494     tabframe->SetTabCtrlHeight(m_tabCtrlHeight);
3495     tabframe->m_tabs = new wxAuiTabCtrl(this,
3496                                         m_tabIdCounter++,
3497                                         wxDefaultPosition,
3498                                         wxDefaultSize,
3499                                         wxNO_BORDER|wxWANTS_CHARS);
3500     tabframe->m_tabs->SetFlags(m_flags);
3501     tabframe->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
3502     m_mgr.AddPane(tabframe,
3503                   wxAuiPaneInfo().Center().CaptionVisible(false));
3504
3505     m_mgr.Update();
3506
3507     return tabframe->m_tabs;
3508 }
3509
3510 // FindTab() finds the tab control that currently contains the window as well
3511 // as the index of the window in the tab control.  It returns true if the
3512 // window was found, otherwise false.
3513 bool wxAuiNotebook::FindTab(wxWindow* page, wxAuiTabCtrl** ctrl, int* idx)
3514 {
3515     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
3516     size_t i, pane_count = all_panes.GetCount();
3517     for (i = 0; i < pane_count; ++i)
3518     {
3519         if (all_panes.Item(i).name == wxT("dummy"))
3520             continue;
3521
3522         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
3523
3524         int page_idx = tabframe->m_tabs->GetIdxFromWindow(page);
3525         if (page_idx != -1)
3526         {
3527             *ctrl = tabframe->m_tabs;
3528             *idx = page_idx;
3529             return true;
3530         }
3531     }
3532
3533     return false;
3534 }
3535
3536 void wxAuiNotebook::Split(size_t page, int direction)
3537 {
3538     wxSize cli_size = GetClientSize();
3539
3540     // get the page's window pointer
3541     wxWindow* wnd = GetPage(page);
3542     if (!wnd)
3543         return;
3544
3545     // notebooks with 1 or less pages can't be split
3546     if (GetPageCount() < 2)
3547         return;
3548
3549     // find out which tab control the page currently belongs to
3550     wxAuiTabCtrl *src_tabs, *dest_tabs;
3551     int src_idx = -1;
3552     src_tabs = NULL;
3553     if (!FindTab(wnd, &src_tabs, &src_idx))
3554         return;
3555     if (!src_tabs || src_idx == -1)
3556         return;
3557
3558     // choose a split size
3559     wxSize split_size;
3560     if (GetPageCount() > 2)
3561     {
3562         split_size = CalculateNewSplitSize();
3563     }
3564     else
3565     {
3566         // because there are two panes, always split them
3567         // equally
3568         split_size = GetClientSize();
3569         split_size.x /= 2;
3570         split_size.y /= 2;
3571     }
3572
3573
3574     // create a new tab frame
3575     wxTabFrame* new_tabs = new wxTabFrame;
3576     new_tabs->m_rect = wxRect(wxPoint(0,0), split_size);
3577     new_tabs->SetTabCtrlHeight(m_tabCtrlHeight);
3578     new_tabs->m_tabs = new wxAuiTabCtrl(this,
3579                                         m_tabIdCounter++,
3580                                         wxDefaultPosition,
3581                                         wxDefaultSize,
3582                                         wxNO_BORDER|wxWANTS_CHARS);
3583     new_tabs->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
3584     new_tabs->m_tabs->SetFlags(m_flags);
3585     dest_tabs = new_tabs->m_tabs;
3586
3587     // create a pane info structure with the information
3588     // about where the pane should be added
3589     wxAuiPaneInfo paneInfo = wxAuiPaneInfo().Bottom().CaptionVisible(false);
3590     wxPoint mouse_pt;
3591
3592     if (direction == wxLEFT)
3593     {
3594         paneInfo.Left();
3595         mouse_pt = wxPoint(0, cli_size.y/2);
3596     }
3597     else if (direction == wxRIGHT)
3598     {
3599         paneInfo.Right();
3600         mouse_pt = wxPoint(cli_size.x, cli_size.y/2);
3601     }
3602     else if (direction == wxTOP)
3603     {
3604         paneInfo.Top();
3605         mouse_pt = wxPoint(cli_size.x/2, 0);
3606     }
3607     else if (direction == wxBOTTOM)
3608     {
3609         paneInfo.Bottom();
3610         mouse_pt = wxPoint(cli_size.x/2, cli_size.y);
3611     }
3612
3613     m_mgr.AddPane(new_tabs, paneInfo, mouse_pt);
3614     m_mgr.Update();
3615
3616     // remove the page from the source tabs
3617     wxAuiNotebookPage page_info = src_tabs->GetPage(src_idx);
3618     page_info.active = false;
3619     src_tabs->RemovePage(page_info.window);
3620     if (src_tabs->GetPageCount() > 0)
3621     {
3622         src_tabs->SetActivePage((size_t)0);
3623         src_tabs->DoShowHide();
3624         src_tabs->Refresh();
3625     }
3626
3627
3628     // add the page to the destination tabs
3629     dest_tabs->InsertPage(page_info.window, page_info, 0);
3630
3631     if (src_tabs->GetPageCount() == 0)
3632     {
3633         RemoveEmptyTabFrames();
3634     }
3635
3636     DoSizing();
3637     dest_tabs->DoShowHide();
3638     dest_tabs->Refresh();
3639
3640     // force the set selection function reset the selection
3641     m_curPage = -1;
3642
3643     // set the active page to the one we just split off
3644     SetSelectionToPage(page_info);
3645
3646     UpdateHintWindowSize();
3647 }
3648
3649
3650 void wxAuiNotebook::OnSize(wxSizeEvent& evt)
3651 {
3652     UpdateHintWindowSize();
3653
3654     evt.Skip();
3655 }
3656
3657 void wxAuiNotebook::OnTabClicked(wxAuiNotebookEvent& evt)
3658 {
3659     wxAuiTabCtrl* ctrl = (wxAuiTabCtrl*)evt.GetEventObject();
3660     wxASSERT(ctrl != NULL);
3661
3662     wxWindow* wnd = ctrl->GetWindowFromIdx(evt.GetSelection());
3663     wxASSERT(wnd != NULL);
3664
3665     SetSelectionToWindow(wnd);
3666 }
3667
3668 void wxAuiNotebook::OnTabBgDClick(wxAuiNotebookEvent& WXUNUSED(evt))
3669 {
3670     // notify owner that the tabbar background has been double-clicked
3671     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_BG_DCLICK, m_windowId);
3672     e.SetEventObject(this);
3673     GetEventHandler()->ProcessEvent(e);
3674 }
3675
3676 void wxAuiNotebook::OnTabBeginDrag(wxAuiNotebookEvent&)
3677 {
3678     m_lastDragX = 0;
3679 }
3680
3681 void wxAuiNotebook::OnTabDragMotion(wxAuiNotebookEvent& evt)
3682 {
3683     wxPoint screen_pt = ::wxGetMousePosition();
3684     wxPoint client_pt = ScreenToClient(screen_pt);
3685     wxPoint zero(0,0);
3686
3687     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3688     wxAuiTabCtrl* dest_tabs = GetTabCtrlFromPoint(client_pt);
3689
3690     if (dest_tabs == src_tabs)
3691     {
3692         if (src_tabs)
3693         {
3694             src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
3695         }
3696
3697         // always hide the hint for inner-tabctrl drag
3698         m_mgr.HideHint();
3699
3700         // if tab moving is not allowed, leave
3701         if (!(m_flags & wxAUI_NB_TAB_MOVE))
3702         {
3703             return;
3704         }
3705
3706         wxPoint pt = dest_tabs->ScreenToClient(screen_pt);
3707         wxWindow* dest_location_tab;
3708
3709         // this is an inner-tab drag/reposition
3710         if (dest_tabs->TabHitTest(pt.x, pt.y, &dest_location_tab))
3711         {
3712             int src_idx = evt.GetSelection();
3713             int dest_idx = dest_tabs->GetIdxFromWindow(dest_location_tab);
3714
3715             // prevent jumpy drag
3716             if ((src_idx == dest_idx) || dest_idx == -1 ||
3717                 (src_idx > dest_idx && m_lastDragX <= pt.x) ||
3718                 (src_idx < dest_idx && m_lastDragX >= pt.x))
3719             {
3720                 m_lastDragX = pt.x;
3721                 return;
3722             }
3723
3724
3725             wxWindow* src_tab = dest_tabs->GetWindowFromIdx(src_idx);
3726             dest_tabs->MovePage(src_tab, dest_idx);
3727             dest_tabs->SetActivePage((size_t)dest_idx);
3728             dest_tabs->DoShowHide();
3729             dest_tabs->Refresh();
3730             m_lastDragX = pt.x;
3731
3732         }
3733
3734         return;
3735     }
3736
3737
3738     // if external drag is allowed, check if the tab is being dragged
3739     // over a different wxAuiNotebook control
3740     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
3741     {
3742         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(screen_pt);
3743
3744         // if we aren't over any window, stop here
3745         if (!tab_ctrl)
3746             return;
3747
3748         // make sure we are not over the hint window
3749         if (!tab_ctrl->IsKindOf(CLASSINFO(wxFrame)))
3750         {
3751             while (tab_ctrl)
3752             {
3753                 if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
3754                     break;
3755                 tab_ctrl = tab_ctrl->GetParent();
3756             }
3757
3758             if (tab_ctrl)
3759             {
3760                 wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
3761
3762                 if (nb != this)
3763                 {
3764                     wxRect hint_rect = tab_ctrl->GetClientRect();
3765                     tab_ctrl->ClientToScreen(&hint_rect.x, &hint_rect.y);
3766                     m_mgr.ShowHint(hint_rect);
3767                     return;
3768                 }
3769             }
3770         }
3771         else
3772         {
3773             if (!dest_tabs)
3774             {
3775                 // we are either over a hint window, or not over a tab
3776                 // window, and there is no where to drag to, so exit
3777                 return;
3778             }
3779         }
3780     }
3781
3782
3783     // if there are less than two panes, split can't happen, so leave
3784     if (m_tabs.GetPageCount() < 2)
3785         return;
3786
3787     // if tab moving is not allowed, leave
3788     if (!(m_flags & wxAUI_NB_TAB_SPLIT))
3789         return;
3790
3791
3792     if (src_tabs)
3793     {
3794         src_tabs->SetCursor(wxCursor(wxCURSOR_SIZING));
3795     }
3796
3797
3798     if (dest_tabs)
3799     {
3800         wxRect hint_rect = dest_tabs->GetRect();
3801         ClientToScreen(&hint_rect.x, &hint_rect.y);
3802         m_mgr.ShowHint(hint_rect);
3803     }
3804     else
3805     {
3806         m_mgr.DrawHintRect(m_dummyWnd, client_pt, zero);
3807     }
3808 }
3809
3810
3811
3812 void wxAuiNotebook::OnTabEndDrag(wxAuiNotebookEvent& evt)
3813 {
3814     m_mgr.HideHint();
3815
3816
3817     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
3818     wxCHECK_RET( src_tabs, wxT("no source object?") );
3819
3820     src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
3821
3822     // get the mouse position, which will be used to determine the drop point
3823     wxPoint mouse_screen_pt = ::wxGetMousePosition();
3824     wxPoint mouse_client_pt = ScreenToClient(mouse_screen_pt);
3825
3826
3827
3828     // check for an external move
3829     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
3830     {
3831         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(mouse_screen_pt);
3832
3833         while (tab_ctrl)
3834         {
3835             if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
3836                 break;
3837             tab_ctrl = tab_ctrl->GetParent();
3838         }
3839
3840         if (tab_ctrl)
3841         {
3842             wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
3843
3844             if (nb != this)
3845             {
3846                 // find out from the destination control
3847                 // if it's ok to drop this tab here
3848                 wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND, m_windowId);
3849                 e.SetSelection(evt.GetSelection());
3850                 e.SetOldSelection(evt.GetSelection());
3851                 e.SetEventObject(this);
3852                 e.SetDragSource(this);
3853                 e.Veto(); // dropping must be explicitly approved by control owner
3854
3855                 nb->GetEventHandler()->ProcessEvent(e);
3856
3857                 if (!e.IsAllowed())
3858                 {
3859                     // no answer or negative answer
3860                     m_mgr.HideHint();
3861                     return;
3862                 }
3863
3864                 // drop was allowed
3865                 int src_idx = evt.GetSelection();
3866                 wxWindow* src_page = src_tabs->GetWindowFromIdx(src_idx);
3867
3868                 // Check that it's not an impossible parent relationship
3869                 wxWindow* p = nb;
3870                 while (p && !p->IsTopLevel())
3871                 {
3872                     if (p == src_page)
3873                     {
3874                         return;
3875                     }
3876                     p = p->GetParent();
3877                 }
3878
3879                 // get main index of the page
3880                 int main_idx = m_tabs.GetIdxFromWindow(src_page);
3881                 wxCHECK_RET( main_idx != wxNOT_FOUND, wxT("no source page?") );
3882
3883
3884                 // make a copy of the page info
3885                 wxAuiNotebookPage page_info = m_tabs.GetPage(main_idx);
3886
3887                 // remove the page from the source notebook
3888                 RemovePage(main_idx);
3889
3890                 // reparent the page
3891                 src_page->Reparent(nb);
3892
3893
3894                 // found out the insert idx
3895                 wxAuiTabCtrl* dest_tabs = (wxAuiTabCtrl*)tab_ctrl;
3896                 wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
3897
3898                 wxWindow* target = NULL;
3899                 int insert_idx = -1;
3900                 dest_tabs->TabHitTest(pt.x, pt.y, &target);
3901                 if (target)
3902                 {
3903                     insert_idx = dest_tabs->GetIdxFromWindow(target);
3904                 }
3905
3906
3907                 // add the page to the new notebook
3908                 if (insert_idx == -1)
3909                     insert_idx = dest_tabs->GetPageCount();
3910                 dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
3911                 nb->m_tabs.AddPage(page_info.window, page_info);
3912
3913                 nb->DoSizing();
3914                 dest_tabs->DoShowHide();
3915                 dest_tabs->Refresh();
3916
3917                 // set the selection in the destination tab control
3918                 nb->SetSelectionToPage(page_info);
3919
3920                 // notify owner that the tab has been dragged
3921                 wxAuiNotebookEvent e2(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, m_windowId);
3922                 e2.SetSelection(evt.GetSelection());
3923                 e2.SetOldSelection(evt.GetSelection());
3924                 e2.SetEventObject(this);
3925                 GetEventHandler()->ProcessEvent(e2);
3926
3927                 return;
3928             }
3929         }
3930     }
3931
3932
3933
3934
3935     // only perform a tab split if it's allowed
3936     wxAuiTabCtrl* dest_tabs = NULL;
3937
3938     if ((m_flags & wxAUI_NB_TAB_SPLIT) && m_tabs.GetPageCount() >= 2)
3939     {
3940         // If the pointer is in an existing tab frame, do a tab insert
3941         wxWindow* hit_wnd = ::wxFindWindowAtPoint(mouse_screen_pt);
3942         wxTabFrame* tab_frame = (wxTabFrame*)GetTabFrameFromTabCtrl(hit_wnd);
3943         int insert_idx = -1;
3944         if (tab_frame)
3945         {
3946             dest_tabs = tab_frame->m_tabs;
3947
3948             if (dest_tabs == src_tabs)
3949                 return;
3950
3951
3952             wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
3953             wxWindow* target = NULL;
3954             dest_tabs->TabHitTest(pt.x, pt.y, &target);
3955             if (target)
3956             {
3957                 insert_idx = dest_tabs->GetIdxFromWindow(target);
3958             }
3959         }
3960         else
3961         {
3962             wxPoint zero(0,0);
3963             wxRect rect = m_mgr.CalculateHintRect(m_dummyWnd,
3964                                                   mouse_client_pt,
3965                                                   zero);
3966             if (rect.IsEmpty())
3967             {
3968                 // there is no suitable drop location here, exit out
3969                 return;
3970             }
3971
3972             // If there is no tabframe at all, create one
3973             wxTabFrame* new_tabs = new wxTabFrame;
3974             new_tabs->m_rect = wxRect(wxPoint(0,0), CalculateNewSplitSize());
3975             new_tabs->SetTabCtrlHeight(m_tabCtrlHeight);
3976             new_tabs->m_tabs = new wxAuiTabCtrl(this,
3977                                                 m_tabIdCounter++,
3978                                                 wxDefaultPosition,
3979                                                 wxDefaultSize,
3980                                                 wxNO_BORDER|wxWANTS_CHARS);
3981             new_tabs->m_tabs->SetArtProvider(m_tabs.GetArtProvider()->Clone());
3982             new_tabs->m_tabs->SetFlags(m_flags);
3983
3984             m_mgr.AddPane(new_tabs,
3985                           wxAuiPaneInfo().Bottom().CaptionVisible(false),
3986                           mouse_client_pt);
3987             m_mgr.Update();
3988             dest_tabs = new_tabs->m_tabs;
3989         }
3990
3991
3992
3993         // remove the page from the source tabs
3994         wxAuiNotebookPage page_info = src_tabs->GetPage(evt.GetSelection());
3995         page_info.active = false;
3996         src_tabs->RemovePage(page_info.window);
3997         if (src_tabs->GetPageCount() > 0)
3998         {
3999             src_tabs->SetActivePage((size_t)0);
4000             src_tabs->DoShowHide();
4001             src_tabs->Refresh();
4002         }
4003
4004
4005
4006         // add the page to the destination tabs
4007         if (insert_idx == -1)
4008             insert_idx = dest_tabs->GetPageCount();
4009         dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
4010
4011         if (src_tabs->GetPageCount() == 0)
4012         {
4013             RemoveEmptyTabFrames();
4014         }
4015
4016         DoSizing();
4017         dest_tabs->DoShowHide();
4018         dest_tabs->Refresh();
4019
4020         // force the set selection function reset the selection
4021         m_curPage = -1;
4022
4023         // set the active page to the one we just split off
4024         SetSelectionToPage(page_info);
4025
4026         UpdateHintWindowSize();
4027     }
4028
4029     // notify owner that the tab has been dragged
4030     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_DRAG_DONE, m_windowId);
4031     e.SetSelection(evt.GetSelection());
4032     e.SetOldSelection(evt.GetSelection());
4033     e.SetEventObject(this);
4034     GetEventHandler()->ProcessEvent(e);
4035 }
4036
4037
4038
4039 void wxAuiNotebook::OnTabCancelDrag(wxAuiNotebookEvent& command_evt)
4040 {
4041     wxAuiNotebookEvent& evt = (wxAuiNotebookEvent&)command_evt;
4042
4043     m_mgr.HideHint();
4044
4045     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4046     wxCHECK_RET( src_tabs, wxT("no source object?") );
4047
4048     src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
4049 }
4050
4051 wxAuiTabCtrl* wxAuiNotebook::GetTabCtrlFromPoint(const wxPoint& pt)
4052 {
4053     // if we've just removed the last tab from the source
4054     // tab set, the remove the tab control completely
4055     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
4056     size_t i, pane_count = all_panes.GetCount();
4057     for (i = 0; i < pane_count; ++i)
4058     {
4059         if (all_panes.Item(i).name == wxT("dummy"))
4060             continue;
4061
4062         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
4063         if (tabframe->m_tab_rect.Contains(pt))
4064             return tabframe->m_tabs;
4065     }
4066
4067     return NULL;
4068 }
4069
4070 wxWindow* wxAuiNotebook::GetTabFrameFromTabCtrl(wxWindow* tab_ctrl)
4071 {
4072     // if we've just removed the last tab from the source
4073     // tab set, the remove the tab control completely
4074     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
4075     size_t i, pane_count = all_panes.GetCount();
4076     for (i = 0; i < pane_count; ++i)
4077     {
4078         if (all_panes.Item(i).name == wxT("dummy"))
4079             continue;
4080
4081         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
4082         if (tabframe->m_tabs == tab_ctrl)
4083         {
4084             return tabframe;
4085         }
4086     }
4087
4088     return NULL;
4089 }
4090
4091 void wxAuiNotebook::RemoveEmptyTabFrames()
4092 {
4093     // if we've just removed the last tab from the source
4094     // tab set, the remove the tab control completely
4095     wxAuiPaneInfoArray all_panes = m_mgr.GetAllPanes();
4096     size_t i, pane_count = all_panes.GetCount();
4097     for (i = 0; i < pane_count; ++i)
4098     {
4099         if (all_panes.Item(i).name == wxT("dummy"))
4100             continue;
4101
4102         wxTabFrame* tab_frame = (wxTabFrame*)all_panes.Item(i).window;
4103         if (tab_frame->m_tabs->GetPageCount() == 0)
4104         {
4105             m_mgr.DetachPane(tab_frame);
4106
4107             // use pending delete because sometimes during
4108             // window closing, refreshs are pending
4109             if (!wxPendingDelete.Member(tab_frame->m_tabs))
4110                 wxPendingDelete.Append(tab_frame->m_tabs);
4111
4112             tab_frame->m_tabs = NULL;
4113
4114             delete tab_frame;
4115         }
4116     }
4117
4118
4119     // check to see if there is still a center pane;
4120     // if there isn't, make a frame the center pane
4121     wxAuiPaneInfoArray panes = m_mgr.GetAllPanes();
4122     pane_count = panes.GetCount();
4123     wxWindow* first_good = NULL;
4124     bool center_found = false;
4125     for (i = 0; i < pane_count; ++i)
4126     {
4127         if (panes.Item(i).name == wxT("dummy"))
4128             continue;
4129         if (panes.Item(i).dock_direction == wxAUI_DOCK_CENTRE)
4130             center_found = true;
4131         if (!first_good)
4132             first_good = panes.Item(i).window;
4133     }
4134
4135     if (!center_found && first_good)
4136     {
4137         m_mgr.GetPane(first_good).Centre();
4138     }
4139
4140     if (!m_isBeingDeleted)
4141         m_mgr.Update();
4142 }
4143
4144 void wxAuiNotebook::OnChildFocusNotebook(wxChildFocusEvent& evt)
4145 {
4146     evt.Skip();
4147
4148     // if we're dragging a tab, don't change the current selection.
4149     // This code prevents a bug that used to happen when the hint window
4150     // was hidden.  In the bug, the focus would return to the notebook
4151     // child, which would then enter this handler and call
4152     // SetSelection, which is not desired turn tab dragging.
4153
4154     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
4155     size_t i, pane_count = all_panes.GetCount();
4156     for (i = 0; i < pane_count; ++i)
4157     {
4158         wxAuiPaneInfo& pane = all_panes.Item(i);
4159         if (pane.name == wxT("dummy"))
4160             continue;
4161         wxTabFrame* tabframe = (wxTabFrame*)pane.window;
4162         if (tabframe->m_tabs->IsDragging())
4163             return;
4164     }
4165
4166
4167     // change the tab selection to the child
4168     // which was focused
4169     int idx = m_tabs.GetIdxFromWindow(evt.GetWindow());
4170     if (idx != -1 && idx != m_curPage)
4171     {
4172         SetSelection(idx);
4173     }
4174 }
4175
4176 void wxAuiNotebook::OnNavigationKeyNotebook(wxNavigationKeyEvent& event)
4177 {
4178     if ( event.IsWindowChange() ) {
4179         // change pages
4180         // FIXME: the problem with this is that if we have a split notebook,
4181         // we selection may go all over the place.
4182         AdvanceSelection(event.GetDirection());
4183     }
4184     else {
4185         // we get this event in 3 cases
4186         //
4187         // a) one of our pages might have generated it because the user TABbed
4188         // out from it in which case we should propagate the event upwards and
4189         // our parent will take care of setting the focus to prev/next sibling
4190         //
4191         // or
4192         //
4193         // b) the parent panel wants to give the focus to us so that we
4194         // forward it to our selected page. We can't deal with this in
4195         // OnSetFocus() because we don't know which direction the focus came
4196         // from in this case and so can't choose between setting the focus to
4197         // first or last panel child
4198         //
4199         // or
4200         //
4201         // c) we ourselves (see MSWTranslateMessage) generated the event
4202         //
4203         wxWindow * const parent = GetParent();
4204
4205         // the wxObject* casts are required to avoid MinGW GCC 2.95.3 ICE
4206         const bool isFromParent = event.GetEventObject() == (wxObject*) parent;
4207         const bool isFromSelf = event.GetEventObject() == (wxObject*) this;
4208
4209         if ( isFromParent || isFromSelf )
4210         {
4211             // no, it doesn't come from child, case (b) or (c): forward to a
4212             // page but only if direction is backwards (TAB) or from ourselves,
4213             if ( GetSelection() != wxNOT_FOUND &&
4214                     (!event.GetDirection() || isFromSelf) )
4215             {
4216                 // so that the page knows that the event comes from it's parent
4217                 // and is being propagated downwards
4218                 event.SetEventObject(this);
4219
4220                 wxWindow *page = GetPage(GetSelection());
4221                 if ( !page->GetEventHandler()->ProcessEvent(event) )
4222                 {
4223                     page->SetFocus();
4224                 }
4225                 //else: page manages focus inside it itself
4226             }
4227             else // otherwise set the focus to the notebook itself
4228             {
4229                 SetFocus();
4230             }
4231         }
4232         else
4233         {
4234             // it comes from our child, case (a), pass to the parent, but only
4235             // if the direction is forwards. Otherwise set the focus to the
4236             // notebook itself. The notebook is always the 'first' control of a
4237             // page.
4238             if ( !event.GetDirection() )
4239             {
4240                 SetFocus();
4241             }
4242             else if ( parent )
4243             {
4244                 event.SetCurrentFocus(this);
4245                 parent->GetEventHandler()->ProcessEvent(event);
4246             }
4247         }
4248     }
4249 }
4250
4251 void wxAuiNotebook::OnTabButton(wxAuiNotebookEvent& evt)
4252 {
4253     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4254
4255     int button_id = evt.GetInt();
4256
4257     if (button_id == wxAUI_BUTTON_CLOSE)
4258     {
4259         int selection = evt.GetSelection();
4260
4261         if (selection == -1)
4262         {
4263             // if the close button is to the right, use the active
4264             // page selection to determine which page to close
4265             selection = tabs->GetActivePage();
4266         }
4267
4268         if (selection != -1)
4269         {
4270             wxWindow* close_wnd = tabs->GetWindowFromIdx(selection);
4271
4272             // ask owner if it's ok to close the tab
4273             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE, m_windowId);
4274             e.SetSelection(m_tabs.GetIdxFromWindow(close_wnd));
4275             const int idx = m_tabs.GetIdxFromWindow(close_wnd);
4276             e.SetSelection(idx);
4277             e.SetOldSelection(evt.GetSelection());
4278             e.SetEventObject(this);
4279             GetEventHandler()->ProcessEvent(e);
4280             if (!e.IsAllowed())
4281                 return;
4282
4283
4284 #if wxUSE_MDI
4285             if (close_wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
4286             {
4287                 close_wnd->Close();
4288             }
4289             else
4290 #endif
4291             {
4292                 int main_idx = m_tabs.GetIdxFromWindow(close_wnd);
4293                 wxCHECK_RET( main_idx != wxNOT_FOUND, wxT("no page to delete?") );
4294
4295                 DeletePage(main_idx);
4296             }
4297
4298             // notify owner that the tab has been closed
4299             wxAuiNotebookEvent e2(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSED, m_windowId);
4300             e2.SetSelection(idx);
4301             e2.SetEventObject(this);
4302             GetEventHandler()->ProcessEvent(e2);
4303         }
4304     }
4305 }
4306
4307
4308 void wxAuiNotebook::OnTabMiddleDown(wxAuiNotebookEvent& evt)
4309 {
4310     // patch event through to owner
4311     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4312     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
4313
4314     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_DOWN, m_windowId);
4315     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
4316     e.SetEventObject(this);
4317     GetEventHandler()->ProcessEvent(e);
4318 }
4319
4320 void wxAuiNotebook::OnTabMiddleUp(wxAuiNotebookEvent& evt)
4321 {
4322     // if the wxAUI_NB_MIDDLE_CLICK_CLOSE is specified, middle
4323     // click should act like a tab close action.  However, first
4324     // give the owner an opportunity to handle the middle up event
4325     // for custom action
4326
4327     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4328     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
4329
4330     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_MIDDLE_UP, m_windowId);
4331     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
4332     e.SetEventObject(this);
4333     if (GetEventHandler()->ProcessEvent(e))
4334         return;
4335     if (!e.IsAllowed())
4336         return;
4337
4338     // check if we are supposed to close on middle-up
4339     if ((m_flags & wxAUI_NB_MIDDLE_CLICK_CLOSE) == 0)
4340         return;
4341
4342     // simulate the user pressing the close button on the tab
4343     evt.SetInt(wxAUI_BUTTON_CLOSE);
4344     OnTabButton(evt);
4345 }
4346
4347 void wxAuiNotebook::OnTabRightDown(wxAuiNotebookEvent& evt)
4348 {
4349     // patch event through to owner
4350     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4351     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
4352
4353     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_DOWN, m_windowId);
4354     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
4355     e.SetEventObject(this);
4356     GetEventHandler()->ProcessEvent(e);
4357 }
4358
4359 void wxAuiNotebook::OnTabRightUp(wxAuiNotebookEvent& evt)
4360 {
4361     // patch event through to owner
4362     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
4363     wxWindow* wnd = tabs->GetWindowFromIdx(evt.GetSelection());
4364
4365     wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_TAB_RIGHT_UP, m_windowId);
4366     e.SetSelection(m_tabs.GetIdxFromWindow(wnd));
4367     e.SetEventObject(this);
4368     GetEventHandler()->ProcessEvent(e);
4369 }
4370
4371 // Sets the normal font
4372 void wxAuiNotebook::SetNormalFont(const wxFont& font)
4373 {
4374     m_normalFont = font;
4375     GetArtProvider()->SetNormalFont(font);
4376 }
4377
4378 // Sets the selected tab font
4379 void wxAuiNotebook::SetSelectedFont(const wxFont& font)
4380 {
4381     m_selectedFont = font;
4382     GetArtProvider()->SetSelectedFont(font);
4383 }
4384
4385 // Sets the measuring font
4386 void wxAuiNotebook::SetMeasuringFont(const wxFont& font)
4387 {
4388     GetArtProvider()->SetMeasuringFont(font);
4389 }
4390
4391 // Sets the tab font
4392 bool wxAuiNotebook::SetFont(const wxFont& font)
4393 {
4394     wxControl::SetFont(font);
4395
4396     wxFont normalFont(font);
4397     wxFont selectedFont(normalFont);
4398     selectedFont.SetWeight(wxBOLD);
4399
4400     SetNormalFont(normalFont);
4401     SetSelectedFont(selectedFont);
4402     SetMeasuringFont(selectedFont);
4403
4404     return true;
4405 }
4406
4407 // Gets the tab control height
4408 int wxAuiNotebook::GetTabCtrlHeight() const
4409 {
4410     return m_tabCtrlHeight;
4411 }
4412
4413 // Gets the height of the notebook for a given page height
4414 int wxAuiNotebook::GetHeightForPageHeight(int pageHeight)
4415 {
4416     UpdateTabCtrlHeight();
4417
4418     int tabCtrlHeight = GetTabCtrlHeight();
4419     int decorHeight = 2;
4420     return tabCtrlHeight + pageHeight + decorHeight;
4421 }
4422
4423 // Advances the selection, generation page selection events
4424 void wxAuiNotebook::AdvanceSelection(bool forward)
4425 {
4426     if (GetPageCount() <= 1)
4427         return;
4428
4429     int currentSelection = GetSelection();
4430
4431     if (forward)
4432     {
4433         if (currentSelection == (int) (GetPageCount() - 1))
4434             return;
4435         else if (currentSelection == -1)
4436             currentSelection = 0;
4437         else
4438             currentSelection ++;
4439     }
4440     else
4441     {
4442         if (currentSelection <= 0)
4443             return;
4444         else
4445             currentSelection --;
4446     }
4447
4448     SetSelection(currentSelection);
4449 }
4450
4451 // Shows the window menu
4452 bool wxAuiNotebook::ShowWindowMenu()
4453 {
4454     wxAuiTabCtrl* tabCtrl = GetActiveTabCtrl();
4455
4456     int idx = tabCtrl->GetArtProvider()->ShowDropDown(tabCtrl, tabCtrl->GetPages(), tabCtrl->GetActivePage());
4457
4458     if (idx != -1)
4459     {
4460         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, tabCtrl->GetId());
4461         e.SetSelection(idx);
4462         e.SetOldSelection(tabCtrl->GetActivePage());
4463         e.SetEventObject(tabCtrl);
4464         GetEventHandler()->ProcessEvent(e);
4465
4466         return true;
4467     }
4468     else
4469         return false;
4470 }
4471
4472 void wxAuiNotebook::Thaw()
4473 {
4474     DoSizing();
4475
4476     wxControl::Thaw();
4477 }
4478
4479 void wxAuiNotebook::SetPageSize (const wxSize& WXUNUSED(size))
4480 {
4481     wxFAIL_MSG("Not implemented for wxAuiNotebook");
4482 }
4483
4484 int wxAuiNotebook::HitTest (const wxPoint& WXUNUSED(pt), long* WXUNUSED(flags)) const
4485 {
4486     wxFAIL_MSG("Not implemented for wxAuiNotebook");
4487     return wxNOT_FOUND;
4488 }
4489
4490 int wxAuiNotebook::GetPageImage(size_t WXUNUSED(n)) const
4491 {
4492     wxFAIL_MSG("Not implemented for wxAuiNotebook");
4493     return -1;
4494 }
4495
4496 bool wxAuiNotebook::SetPageImage(size_t n, int imageId)
4497 {
4498     return SetPageBitmap(n, GetImageList()->GetBitmap(imageId));
4499 }
4500
4501 wxWindow* wxAuiNotebook::GetCurrentPage () const
4502 {
4503     const int sel = GetSelection();
4504
4505     return sel == wxNOT_FOUND ? NULL : GetPage(sel);
4506 }
4507
4508 int wxAuiNotebook::ChangeSelection(size_t n)
4509 {
4510     return DoModifySelection(n, false);
4511 }
4512
4513 bool wxAuiNotebook::AddPage(wxWindow *page, const wxString &text, bool select,
4514                             int imageId)
4515 {
4516     if(HasImageList())
4517     {
4518         return AddPage(page, text, select, GetImageList()->GetBitmap(imageId));
4519     }
4520     else
4521     {
4522         return AddPage(page, text, select, wxNullBitmap);
4523     }
4524 }
4525
4526 bool wxAuiNotebook::DeleteAllPages()
4527 {
4528     size_t count = GetPageCount();
4529     for(size_t i = 0; i < count; i++)
4530     {
4531         DeletePage(0);
4532     }
4533     return true;
4534 }
4535
4536 bool wxAuiNotebook::InsertPage(size_t index, wxWindow *page,
4537                                const wxString &text, bool select,
4538                                int imageId)
4539 {
4540     if(HasImageList())
4541     {
4542         return InsertPage(index, page, text, select,
4543                           GetImageList()->GetBitmap(imageId));
4544     }
4545     else
4546     {
4547         return InsertPage(index, page, text, select, wxNullBitmap);
4548     }
4549 }
4550
4551 int wxAuiNotebook::DoModifySelection(size_t n, bool events)
4552 {
4553     wxWindow* wnd = m_tabs.GetWindowFromIdx(n);
4554     if (!wnd)
4555         return m_curPage;
4556
4557     // don't change the page unless necessary;
4558     // however, clicking again on a tab should give it the focus.
4559     if ((int)n == m_curPage)
4560     {
4561         wxAuiTabCtrl* ctrl;
4562         int ctrl_idx;
4563         if (FindTab(wnd, &ctrl, &ctrl_idx))
4564         {
4565             if (FindFocus() != ctrl)
4566                 ctrl->SetFocus();
4567         }
4568         return m_curPage;
4569     }
4570
4571     bool vetoed = false;
4572
4573     wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
4574
4575     if(events)
4576     {
4577         evt.SetSelection(n);
4578         evt.SetOldSelection(m_curPage);
4579         evt.SetEventObject(this);
4580         GetEventHandler()->ProcessEvent(evt);
4581         vetoed = !evt.IsAllowed();
4582     }
4583
4584     if (!vetoed)
4585     {
4586         int old_curpage = m_curPage;
4587         m_curPage = n;
4588
4589         // program allows the page change
4590         if(events)
4591         {
4592             evt.SetEventType(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED);
4593             (void)GetEventHandler()->ProcessEvent(evt);
4594         }
4595
4596
4597         wxAuiTabCtrl* ctrl;
4598         int ctrl_idx;
4599         if (FindTab(wnd, &ctrl, &ctrl_idx))
4600         {
4601             m_tabs.SetActivePage(wnd);
4602
4603             ctrl->SetActivePage(ctrl_idx);
4604             DoSizing();
4605             ctrl->DoShowHide();
4606
4607             ctrl->MakeTabVisible(ctrl_idx, ctrl);
4608
4609             // set fonts
4610             wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
4611             size_t i, pane_count = all_panes.GetCount();
4612             for (i = 0; i < pane_count; ++i)
4613             {
4614                 wxAuiPaneInfo& pane = all_panes.Item(i);
4615                 if (pane.name == wxT("dummy"))
4616                     continue;
4617                 wxAuiTabCtrl* tabctrl = ((wxTabFrame*)pane.window)->m_tabs;
4618                 if (tabctrl != ctrl)
4619                     tabctrl->SetSelectedFont(m_normalFont);
4620                 else
4621                     tabctrl->SetSelectedFont(m_selectedFont);
4622                 tabctrl->Refresh();
4623             }
4624
4625             // Set the focus to the page if we're not currently focused on the tab.
4626             // This is Firefox-like behaviour.
4627             if (wnd->IsShownOnScreen() && FindFocus() != ctrl)
4628                 wnd->SetFocus();
4629
4630             return old_curpage;
4631         }
4632     }
4633
4634     return m_curPage;
4635 }
4636
4637
4638 #endif // wxUSE_AUI