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