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 #endif
  29
  30 #include "wx/aui/tabmdi.h"
  31 #include "wx/dcbuffer.h"
  32 #include "wx/menu.h"
  33
  34 #include "wx/arrimpl.cpp"
  35 WX_DEFINE_OBJARRAY(wxAuiNotebookPageArray)
  36 WX_DEFINE_OBJARRAY(wxAuiTabContainerButtonArray)
  37
  38 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE)
  39 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING)
  40 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED)
  41 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_BUTTON)
  42 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG)
  43 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG)
  44 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION)
  45 DEFINE_EVENT_TYPE(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND)
  46
  47
  48 IMPLEMENT_CLASS(wxAuiNotebook, wxControl)
  49 IMPLEMENT_CLASS(wxAuiTabCtrl, wxControl)
  50 IMPLEMENT_DYNAMIC_CLASS(wxAuiNotebookEvent, wxEvent)
  51
  52
  53
  54
  55
  56 // This functions are here for this proof of concept
  57 // and will be factored out later. See dockart.cpp
  58 static wxColor StepColour(const wxColor& c, int percent)
  59 {
  60     int r = c.Red(), g = c.Green(), b = c.Blue();
  61     return wxColour((unsigned char)wxMin((r*percent)/100,255),
  62                     (unsigned char)wxMin((g*percent)/100,255),
  63                     (unsigned char)wxMin((b*percent)/100,255));
  64 }
  65
  66 // This functions are here for this proof of concept
  67 // and will be factored out later. See dockart.cpp
  68 static wxBitmap BitmapFromBits(const unsigned char bits[], int w, int h,
  69                                const wxColour& color)
  70 {
  71     wxImage img = wxBitmap((const char*)bits, w, h).ConvertToImage();
  72     img.Replace(0,0,0,123,123,123);
  73     img.Replace(255,255,255,color.Red(),color.Green(),color.Blue());
  74     img.SetMaskColour(123,123,123);
  75     return wxBitmap(img);
  76 }
  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(StepColour(bkcolour, 120)));
  96         dc.SetPen(wxPen(StepColour(bkcolour, 70)));
  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
 107
 108
 109
 110 // -- wxAuiDefaultTabArt class implementation --
 111
 112 wxAuiDefaultTabArt::wxAuiDefaultTabArt()
 113 {
 114     m_normal_font = *wxNORMAL_FONT;
 115     m_selected_font = *wxNORMAL_FONT;
 116     m_selected_font.SetWeight(wxBOLD);
 117     m_measuring_font = m_selected_font;
 118
 119     wxColour base_colour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 120
 121     wxColour background_colour = StepColour(base_colour, 95);
 122     wxColour normaltab_colour = base_colour;
 123     wxColour selectedtab_colour = *wxWHITE;
 124
 125     m_bkbrush = wxBrush(background_colour);
 126     m_normal_bkbrush = wxBrush(normaltab_colour);
 127     m_normal_bkpen = wxPen(normaltab_colour);
 128     m_selected_bkbrush = wxBrush(selectedtab_colour);
 129     m_selected_bkpen = wxPen(selectedtab_colour);
 130
 131
 132 #if defined( __WXMAC__ )
 133      static unsigned char close_bits[]={
 134          0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0xFE, 0x03, 0xF8, 0x01, 0xF0, 0x19, 0xF3,
 135          0xB8, 0xE3, 0xF0, 0xE1, 0xE0, 0xE0, 0xF0, 0xE1, 0xB8, 0xE3, 0x19, 0xF3,
 136          0x01, 0xF0, 0x03, 0xF8, 0x0F, 0xFE, 0xFF, 0xFF };
 137 #elif defined( __WXGTK__)
 138     static unsigned char close_bits[]={
 139          0xff, 0xff, 0xff, 0xff, 0x07, 0xf0, 0xfb, 0xef, 0xdb, 0xed, 0x8b, 0xe8,
 140          0x1b, 0xec, 0x3b, 0xee, 0x1b, 0xec, 0x8b, 0xe8, 0xdb, 0xed, 0xfb, 0xef,
 141          0x07, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 142 #else
 143     static unsigned char close_bits[]={
 144         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xef,0xfb,0xcf,0xf9,
 145         0x9f,0xfc,0x3f,0xfe,0x3f,0xfe,0x9f,0xfc,0xcf,0xf9,0xef,0xfb,
 146         0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
 147 #endif
 148
 149     static unsigned char left_bits[] = {
 150        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe, 0x7f, 0xfe, 0x3f, 0xfe,
 151        0x1f, 0xfe, 0x0f, 0xfe, 0x1f, 0xfe, 0x3f, 0xfe, 0x7f, 0xfe, 0xff, 0xfe,
 152        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 153
 154     static unsigned char right_bits[] = {
 155        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xdf, 0xff, 0x9f, 0xff, 0x1f, 0xff,
 156        0x1f, 0xfe, 0x1f, 0xfc, 0x1f, 0xfe, 0x1f, 0xff, 0x9f, 0xff, 0xdf, 0xff,
 157        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 158
 159     static unsigned char list_bits[] = {
 160        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 161        0x0f, 0xf8, 0xff, 0xff, 0x0f, 0xf8, 0x1f, 0xfc, 0x3f, 0xfe, 0x7f, 0xff,
 162        0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 163
 164
 165     m_active_close_bmp = BitmapFromBits(close_bits, 16, 16, *wxBLACK);
 166     m_disabled_close_bmp = BitmapFromBits(close_bits, 16, 16, wxColour(128,128,128));
 167
 168     m_active_left_bmp = BitmapFromBits(left_bits, 16, 16, *wxBLACK);
 169     m_disabled_left_bmp = BitmapFromBits(left_bits, 16, 16, wxColour(128,128,128));
 170
 171     m_active_right_bmp = BitmapFromBits(right_bits, 16, 16, *wxBLACK);
 172     m_disabled_right_bmp = BitmapFromBits(right_bits, 16, 16, wxColour(128,128,128));
 173
 174     m_active_windowlist_bmp = BitmapFromBits(list_bits, 16, 16, *wxBLACK);
 175     m_disabled_windowlist_bmp = BitmapFromBits(list_bits, 16, 16, wxColour(128,128,128));
 176
 177 }
 178
 179 wxAuiDefaultTabArt::~wxAuiDefaultTabArt()
 180 {
 181 }
 182
 183 void wxAuiDefaultTabArt::DrawBackground(wxDC& dc,
 184                                         wxWindow* WXUNUSED(wnd),
 185                                         const wxRect& rect)
 186 {
 187     // draw background
 188     dc.SetBrush(m_bkbrush);
 189     dc.SetPen(*wxTRANSPARENT_PEN);
 190     dc.DrawRectangle(-1, -1, rect.GetWidth()+2, rect.GetHeight()+2);
 191
 192     // draw base line
 193     dc.SetPen(*wxGREY_PEN);
 194     dc.DrawLine(0, rect.GetHeight()-1, rect.GetWidth(), rect.GetHeight()-1);
 195 }
 196
 197
 198 // DrawTab() draws an individual tab.
 199 //
 200 // dc       - output dc
 201 // in_rect  - rectangle the tab should be confined to
 202 // caption  - tab's caption
 203 // active   - whether or not the tab is active
 204 // out_rect - actual output rectangle
 205 // x_extent - the advance x; where the next tab should start
 206
 207 void wxAuiDefaultTabArt::DrawTab(wxDC& dc,
 208                                  wxWindow* wnd,
 209                                  const wxRect& in_rect,
 210                                  const wxString& caption_text,
 211                                  bool active,
 212                                  int close_button_state,
 213                                  wxRect* out_tab_rect,
 214                                  wxRect* out_button_rect,
 215                                  int* x_extent)
 216 {
 217     wxCoord normal_textx, normal_texty;
 218     wxCoord selected_textx, selected_texty;
 219     wxCoord textx, texty;
 220
 221     // if the caption is empty, measure some temporary text
 222     wxString caption = caption_text;
 223     if (caption_text.empty())
 224         caption = wxT("Xj");
 225
 226     dc.SetFont(m_selected_font);
 227     dc.GetTextExtent(caption, &selected_textx, &selected_texty);
 228
 229     dc.SetFont(m_normal_font);
 230     dc.GetTextExtent(caption, &normal_textx, &normal_texty);
 231
 232     // figure out the size of the tab
 233     wxSize tab_size = GetTabSize(dc, wnd, caption, active, close_button_state, x_extent);
 234
 235     wxCoord tab_height = tab_size.y;
 236     wxCoord tab_width = tab_size.x;
 237     wxCoord tab_x = in_rect.x;
 238     wxCoord tab_y = in_rect.y + in_rect.height - tab_height;
 239
 240     // select pen, brush and font for the tab to be drawn
 241
 242     if (active)
 243     {
 244         dc.SetPen(m_selected_bkpen);
 245         dc.SetBrush(m_selected_bkbrush);
 246         dc.SetFont(m_selected_font);
 247         textx = selected_textx;
 248         texty = selected_texty;
 249     }
 250      else
 251     {
 252         dc.SetPen(m_normal_bkpen);
 253         dc.SetBrush(m_normal_bkbrush);
 254         dc.SetFont(m_normal_font);
 255         textx = normal_textx;
 256         texty = normal_texty;
 257     }
 258
 259
 260     // -- draw line --
 261
 262     wxPoint points[7];
 263     points[0].x = tab_x;
 264     points[0].y = tab_y + tab_height - 1;
 265     points[1].x = tab_x + tab_height - 3;
 266     points[1].y = tab_y + 2;
 267     points[2].x = tab_x + tab_height + 3;
 268     points[2].y = tab_y;
 269     points[3].x = tab_x + tab_width - 2;
 270     points[3].y = tab_y;
 271     points[4].x = tab_x + tab_width;
 272     points[4].y = tab_y + 2;
 273     points[5].x = tab_x + tab_width;
 274     points[5].y = tab_y + tab_height - 1;
 275     points[6] = points[0];
 276
 277
 278     dc.DrawPolygon(6, points);
 279
 280     dc.SetPen(*wxGREY_PEN);
 281
 282     //dc.DrawLines(active ? 6 : 7, points);
 283     dc.DrawLines(7, points);
 284
 285
 286     int text_offset;
 287
 288     int close_button_width = 0;
 289     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 290     {
 291         close_button_width = m_active_close_bmp.GetWidth();
 292         text_offset = tab_x + (tab_height/2) + ((tab_width-close_button_width)/2) - (textx/2);
 293     }
 294      else
 295     {
 296         text_offset = tab_x + (tab_height/3) + (tab_width/2) - (textx/2);
 297     }
 298
 299
 300     // draw tab text
 301     dc.DrawText(caption,
 302                  text_offset,
 303                  (tab_y + tab_height)/2 - (texty/2) + 1);
 304
 305
 306     // draw close button if necessary
 307     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 308     {
 309         wxBitmap bmp;
 310         if (active)
 311             bmp = m_active_close_bmp;
 312              else
 313             bmp = m_disabled_close_bmp;
 314
 315         wxRect rect(tab_x + tab_width - close_button_width - 1,
 316                     tab_y + (tab_height/2) - (bmp.GetHeight()/2) + 1,
 317                     close_button_width,
 318                     tab_height - 1);
 319         DrawButtonS(dc, rect, bmp, *wxWHITE, close_button_state);
 320
 321         *out_button_rect = rect;
 322     }
 323
 324
 325     *out_tab_rect = wxRect(tab_x, tab_y, tab_width, tab_height);
 326 }
 327
 328
 329 wxSize wxAuiDefaultTabArt::GetTabSize(wxDC& dc,
 330                                       wxWindow* WXUNUSED(wnd),
 331                                       const wxString& caption,
 332                                       bool WXUNUSED(active),
 333                                       int close_button_state,
 334                                       int* x_extent)
 335 {
 336     wxCoord measured_textx, measured_texty;
 337
 338     dc.SetFont(m_measuring_font);
 339     dc.GetTextExtent(caption, &measured_textx, &measured_texty);
 340
 341     wxCoord tab_height = measured_texty + 4;
 342     wxCoord tab_width = measured_textx + tab_height + 5;
 343
 344     if (close_button_state != wxAUI_BUTTON_STATE_HIDDEN)
 345         tab_width += m_active_close_bmp.GetWidth();
 346
 347     *x_extent = tab_width - (tab_height/2) - 1;
 348
 349     return wxSize(tab_width, tab_height);
 350 }
 351
 352
 353 void wxAuiDefaultTabArt::DrawButton(
 354                                     wxDC& dc,
 355                                     wxWindow* WXUNUSED(wnd),
 356                                     const wxRect& in_rect,
 357                                     int bitmap_id,
 358                                     int button_state,
 359                                     int orientation,
 360                                     const wxBitmap& bitmap_override,
 361                                     wxRect* out_rect)
 362 {
 363     wxBitmap bmp;
 364     wxRect rect;
 365
 366     if (bitmap_override.IsOk())
 367     {
 368         bmp = bitmap_override;
 369     }
 370      else
 371     {
 372         switch (bitmap_id)
 373         {
 374             case wxAUI_BUTTON_CLOSE:
 375                 if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 376                     bmp = m_disabled_close_bmp;
 377                      else
 378                     bmp = m_active_close_bmp;
 379                 break;
 380             case wxAUI_BUTTON_LEFT:
 381                 if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 382                     bmp = m_disabled_left_bmp;
 383                      else
 384                     bmp = m_active_left_bmp;
 385                 break;
 386             case wxAUI_BUTTON_RIGHT:
 387                 if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 388                     bmp = m_disabled_right_bmp;
 389                      else
 390                     bmp = m_active_right_bmp;
 391                 break;
 392             case wxAUI_BUTTON_WINDOWLIST:
 393                 if (button_state & wxAUI_BUTTON_STATE_DISABLED)
 394                     bmp = m_disabled_windowlist_bmp;
 395                      else
 396                     bmp = m_active_windowlist_bmp;
 397                 break;
 398         }
 399     }
 400
 401     if (!bmp.IsOk())
 402         return;
 403
 404     rect = in_rect;
 405
 406     if (orientation == wxLEFT)
 407     {
 408         rect.SetX(in_rect.x);
 409         rect.SetY(((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2));
 410         rect.SetWidth(bmp.GetWidth());
 411         rect.SetHeight(bmp.GetHeight());
 412     }
 413      else
 414     {
 415         rect = wxRect(in_rect.x + in_rect.width - bmp.GetWidth(),
 416                       ((in_rect.y + in_rect.height)/2) - (bmp.GetHeight()/2),
 417                       bmp.GetWidth(), bmp.GetHeight());
 418     }
 419
 420
 421     DrawButtonS(dc, rect, bmp, *wxWHITE, button_state);
 422
 423     *out_rect = rect;
 424 }
 425
 426
 427
 428
 429 // -- GUI helper classes and functions --
 430
 431 class wxAuiCommandCapture : public wxEvtHandler
 432 {
 433 public:
 434
 435     wxAuiCommandCapture() { m_last_id = 0; }
 436     int GetCommandId() const { return m_last_id; }
 437
 438     bool ProcessEvent(wxEvent& evt)
 439     {
 440         if (evt.GetEventType() == wxEVT_COMMAND_MENU_SELECTED)
 441         {
 442             m_last_id = evt.GetId();
 443             return true;
 444         }
 445
 446         if (GetNextHandler())
 447             return GetNextHandler()->ProcessEvent(evt);
 448
 449         return false;
 450     }
 451
 452 private:
 453     int m_last_id;
 454 };
 455
 456
 457
 458 int wxAuiDefaultTabArt::ShowWindowList(wxWindow* wnd,
 459                                        const wxArrayString& items,
 460                                        int active_idx)
 461 {
 462         wxMenu menuPopup;
 463
 464     size_t i, count = items.GetCount();
 465     for (i = 0; i < count; ++i)
 466     {
 467         menuPopup.AppendCheckItem(1000+i, items.Item(i));
 468     }
 469
 470     if (active_idx != -1)
 471     {
 472         menuPopup.Check(1000+active_idx, true);
 473     }
 474
 475     // find out where to put the popup menu of window
 476     // items.  Subtract 100 for now to center the menu
 477     // a bit, until a better mechanism can be implemented
 478     wxPoint pt = ::wxGetMousePosition();
 479     pt = wnd->ScreenToClient(pt);
 480     if (pt.x < 100)
 481         pt.x = 0;
 482          else
 483         pt.x -= 100;
 484
 485     // find out the screen coordinate at the bottom of the tab ctrl
 486     wxRect cli_rect = wnd->GetClientRect();
 487     pt.y = cli_rect.y + cli_rect.height;
 488
 489     wxAuiCommandCapture* cc = new wxAuiCommandCapture;
 490     wnd->PushEventHandler(cc);
 491     wnd->PopupMenu(&menuPopup, pt);
 492     int command = cc->GetCommandId();
 493     wnd->PopEventHandler(true);
 494
 495     if (command >= 1000)
 496         return command-1000;
 497
 498     return -1;
 499 }
 500
 501 int wxAuiDefaultTabArt::GetBestTabCtrlSize(wxWindow* wnd)
 502 {
 503     wxClientDC dc(wnd);
 504     dc.SetFont(m_measuring_font);
 505     int x_ext = 0;
 506     wxSize s = GetTabSize(dc,
 507                           wnd,
 508                           wxT("ABCDEFGHIj"),
 509                           true,
 510                           wxAUI_BUTTON_STATE_HIDDEN,
 511                           &x_ext);
 512     return s.y+3;
 513 }
 514
 515 void wxAuiDefaultTabArt::SetNormalFont(const wxFont& font)
 516 {
 517     m_normal_font = font;
 518 }
 519
 520 void wxAuiDefaultTabArt::SetSelectedFont(const wxFont& font)
 521 {
 522     m_selected_font = font;
 523 }
 524
 525 void wxAuiDefaultTabArt::SetMeasuringFont(const wxFont& font)
 526 {
 527     m_measuring_font = font;
 528 }
 529
 530
 531
 532
 533
 534
 535 // -- wxAuiTabContainer class implementation --
 536
 537
 538 // wxAuiTabContainer is a class which contains information about each
 539 // tab.  It also can render an entire tab control to a specified DC.
 540 // It's not a window class itself, because this code will be used by
 541 // the wxFrameMananger, where it is disadvantageous to have separate
 542 // windows for each tab control in the case of "docked tabs"
 543
 544 // A derived class, wxAuiTabCtrl, is an actual wxWindow-derived window
 545 // which can be used as a tab control in the normal sense.
 546
 547
 548 wxAuiTabContainer::wxAuiTabContainer()
 549 {
 550     m_tab_offset = 0;
 551     m_flags = 0;
 552     m_art = new wxAuiDefaultTabArt;
 553
 554     AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
 555     AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
 556     AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
 557     AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
 558 }
 559
 560 wxAuiTabContainer::~wxAuiTabContainer()
 561 {
 562     delete m_art;
 563 }
 564
 565 void wxAuiTabContainer::SetArtProvider(wxAuiTabArt* art)
 566 {
 567     delete m_art;
 568     m_art = art;
 569 }
 570
 571 wxAuiTabArt* wxAuiTabContainer::GetArtProvider()
 572 {
 573     return m_art;
 574 }
 575
 576 void wxAuiTabContainer::SetFlags(unsigned int flags)
 577 {
 578     m_flags = flags;
 579
 580     // check for new close button settings
 581     RemoveButton(wxAUI_BUTTON_LEFT);
 582     RemoveButton(wxAUI_BUTTON_RIGHT);
 583     RemoveButton(wxAUI_BUTTON_WINDOWLIST);
 584     RemoveButton(wxAUI_BUTTON_CLOSE);
 585
 586
 587     if (flags & wxAUI_NB_SCROLL_BUTTONS)
 588     {
 589         AddButton(wxAUI_BUTTON_LEFT, wxLEFT);
 590         AddButton(wxAUI_BUTTON_RIGHT, wxRIGHT);
 591     }
 592
 593     if (flags & wxAUI_NB_WINDOWLIST_BUTTON)
 594     {
 595         AddButton(wxAUI_BUTTON_WINDOWLIST, wxRIGHT);
 596     }
 597
 598     if (flags & wxAUI_NB_CLOSE_BUTTON)
 599     {
 600         AddButton(wxAUI_BUTTON_CLOSE, wxRIGHT);
 601     }
 602 }
 603
 604 unsigned int wxAuiTabContainer::GetFlags() const
 605 {
 606     return m_flags;
 607 }
 608
 609
 610 void wxAuiTabContainer::SetNormalFont(const wxFont& font)
 611 {
 612     m_art->SetNormalFont(font);
 613 }
 614
 615 void wxAuiTabContainer::SetSelectedFont(const wxFont& font)
 616 {
 617     m_art->SetSelectedFont(font);
 618 }
 619
 620 void wxAuiTabContainer::SetMeasuringFont(const wxFont& font)
 621 {
 622     m_art->SetMeasuringFont(font);
 623 }
 624
 625 void wxAuiTabContainer::SetRect(const wxRect& rect)
 626 {
 627     m_rect = rect;
 628 }
 629
 630 bool wxAuiTabContainer::AddPage(wxWindow* page,
 631                                 const wxAuiNotebookPage& info)
 632 {
 633     wxAuiNotebookPage page_info;
 634     page_info = info;
 635     page_info.window = page;
 636
 637     m_pages.Add(page_info);
 638
 639     return true;
 640 }
 641
 642 bool wxAuiTabContainer::InsertPage(wxWindow* page,
 643                                    const wxAuiNotebookPage& info,
 644                                    size_t idx)
 645 {
 646     wxAuiNotebookPage page_info;
 647     page_info = info;
 648     page_info.window = page;
 649
 650     if (idx >= m_pages.GetCount())
 651         m_pages.Add(page_info);
 652          else
 653         m_pages.Insert(page_info, idx);
 654
 655     return true;
 656 }
 657
 658 bool wxAuiTabContainer::MovePage(wxWindow* page,
 659                                  size_t new_idx)
 660 {
 661     int idx = GetIdxFromWindow(page);
 662     if (idx == -1)
 663         return false;
 664
 665     // get page entry, make a copy of it
 666     wxAuiNotebookPage p = GetPage(idx);
 667
 668     // remove old page entry
 669     RemovePage(page);
 670
 671     // insert page where it should be
 672     InsertPage(page, p, new_idx);
 673
 674     return true;
 675 }
 676
 677 bool wxAuiTabContainer::RemovePage(wxWindow* wnd)
 678 {
 679     size_t i, page_count = m_pages.GetCount();
 680     for (i = 0; i < page_count; ++i)
 681     {
 682         wxAuiNotebookPage& page = m_pages.Item(i);
 683         if (page.window == wnd)
 684         {
 685             m_pages.RemoveAt(i);
 686             return true;
 687         }
 688     }
 689
 690     return false;
 691 }
 692
 693 bool wxAuiTabContainer::SetActivePage(wxWindow* wnd)
 694 {
 695     bool found = false;
 696
 697     size_t i, page_count = m_pages.GetCount();
 698     for (i = 0; i < page_count; ++i)
 699     {
 700         wxAuiNotebookPage& page = m_pages.Item(i);
 701         if (page.window == wnd)
 702         {
 703             page.active = true;
 704             found = true;
 705         }
 706          else
 707         {
 708             page.active = false;
 709         }
 710     }
 711
 712     return found;
 713 }
 714
 715 void wxAuiTabContainer::SetNoneActive()
 716 {
 717     size_t i, page_count = m_pages.GetCount();
 718     for (i = 0; i < page_count; ++i)
 719     {
 720         wxAuiNotebookPage& page = m_pages.Item(i);
 721         page.active = false;
 722     }
 723 }
 724
 725 bool wxAuiTabContainer::SetActivePage(size_t page)
 726 {
 727     if (page >= m_pages.GetCount())
 728         return false;
 729
 730     return SetActivePage(m_pages.Item(page).window);
 731 }
 732
 733 int wxAuiTabContainer::GetActivePage() const
 734 {
 735     size_t i, page_count = m_pages.GetCount();
 736     for (i = 0; i < page_count; ++i)
 737     {
 738         wxAuiNotebookPage& page = m_pages.Item(i);
 739         if (page.active)
 740             return i;
 741     }
 742
 743     return -1;
 744 }
 745
 746 wxWindow* wxAuiTabContainer::GetWindowFromIdx(size_t idx) const
 747 {
 748     if (idx >= m_pages.GetCount())
 749         return NULL;
 750
 751     return m_pages[idx].window;
 752 }
 753
 754 int wxAuiTabContainer::GetIdxFromWindow(wxWindow* wnd) const
 755 {
 756     size_t i, page_count = m_pages.GetCount();
 757     for (i = 0; i < page_count; ++i)
 758     {
 759         wxAuiNotebookPage& page = m_pages.Item(i);
 760         if (page.window == wnd)
 761             return i;
 762     }
 763     return -1;
 764 }
 765
 766 wxAuiNotebookPage& wxAuiTabContainer::GetPage(size_t idx)
 767 {
 768     wxASSERT_MSG(idx < m_pages.GetCount(), wxT("Invalid Page index"));
 769
 770     return m_pages[idx];
 771 }
 772
 773 wxAuiNotebookPageArray& wxAuiTabContainer::GetPages()
 774 {
 775     return m_pages;
 776 }
 777
 778 size_t wxAuiTabContainer::GetPageCount() const
 779 {
 780     return m_pages.GetCount();
 781 }
 782
 783 void wxAuiTabContainer::AddButton(int id,
 784                                   int location,
 785                                   const wxBitmap& normal_bitmap,
 786                                   const wxBitmap& disabled_bitmap)
 787 {
 788     wxAuiTabContainerButton button;
 789     button.id = id;
 790     button.bitmap = normal_bitmap;
 791     button.dis_bitmap = disabled_bitmap;
 792     button.location = location;
 793     button.cur_state = wxAUI_BUTTON_STATE_NORMAL;
 794
 795     m_buttons.Add(button);
 796 }
 797
 798 void wxAuiTabContainer::RemoveButton(int id)
 799 {
 800     size_t i, button_count = m_buttons.GetCount();
 801
 802     for (i = 0; i < button_count; ++i)
 803     {
 804         if (m_buttons.Item(i).id == id)
 805         {
 806             m_buttons.RemoveAt(i);
 807             return;
 808         }
 809     }
 810 }
 811
 812
 813
 814 size_t wxAuiTabContainer::GetTabOffset() const
 815 {
 816     return m_tab_offset;
 817 }
 818
 819 void wxAuiTabContainer::SetTabOffset(size_t offset)
 820 {
 821     m_tab_offset = offset;
 822 }
 823
 824 // Render() renders the tab catalog to the specified DC
 825 // It is a virtual function and can be overridden to
 826 // provide custom drawing capabilities
 827 void wxAuiTabContainer::Render(wxDC* raw_dc, wxWindow* wnd)
 828 {
 829     wxMemoryDC dc;
 830     wxBitmap bmp;
 831     size_t i;
 832     size_t page_count = m_pages.GetCount();
 833     size_t button_count = m_buttons.GetCount();
 834
 835     // create off-screen bitmap
 836     bmp.Create(m_rect.GetWidth(), m_rect.GetHeight());
 837     dc.SelectObject(bmp);
 838
 839
 840     // find out if size of tabs is larger than can be
 841     // afforded on screen
 842     int total_width = 0;
 843     int visible_width = 0;
 844     for (i = 0; i < page_count; ++i)
 845     {
 846         wxAuiNotebookPage& page = m_pages.Item(i);
 847
 848         // determine if a close button is on this tab
 849         bool close_button = false;
 850         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
 851             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
 852         {
 853             close_button = true;
 854         }
 855
 856
 857         int x_extent = 0;
 858         wxSize size = m_art->GetTabSize(dc,
 859                             wnd,
 860                             page.caption,
 861                             page.active,
 862                             close_button ?
 863                               wxAUI_BUTTON_STATE_NORMAL :
 864                               wxAUI_BUTTON_STATE_HIDDEN,
 865                             &x_extent);
 866
 867         if (i+1 < page_count)
 868             total_width += x_extent;
 869              else
 870             total_width += size.x;
 871
 872         if (i >= m_tab_offset)
 873         {
 874             if (i+1 < page_count)
 875                 visible_width += x_extent;
 876                  else
 877                 visible_width += size.x;
 878         }
 879     }
 880
 881     if (total_width > m_rect.GetWidth() - 20 || m_tab_offset != 0)
 882     {
 883         // show left/right buttons
 884         for (i = 0; i < button_count; ++i)
 885         {
 886             wxAuiTabContainerButton& button = m_buttons.Item(i);
 887             if (button.id == wxAUI_BUTTON_LEFT ||
 888                 button.id == wxAUI_BUTTON_RIGHT)
 889             {
 890                 button.cur_state &= ~wxAUI_BUTTON_STATE_HIDDEN;
 891             }
 892         }
 893     }
 894      else
 895     {
 896         // hide left/right buttons
 897         for (i = 0; i < button_count; ++i)
 898         {
 899             wxAuiTabContainerButton& button = m_buttons.Item(i);
 900             if (button.id == wxAUI_BUTTON_LEFT ||
 901                 button.id == wxAUI_BUTTON_RIGHT)
 902             {
 903                 button.cur_state |= wxAUI_BUTTON_STATE_HIDDEN;
 904             }
 905         }
 906     }
 907
 908     // determine whether left button should be enabled
 909     for (i = 0; i < button_count; ++i)
 910     {
 911         wxAuiTabContainerButton& button = m_buttons.Item(i);
 912         if (button.id == wxAUI_BUTTON_LEFT)
 913         {
 914             if (m_tab_offset == 0)
 915                 button.cur_state |= wxAUI_BUTTON_STATE_DISABLED;
 916                  else
 917                 button.cur_state &= ~wxAUI_BUTTON_STATE_DISABLED;
 918         }
 919         if (button.id == wxAUI_BUTTON_RIGHT)
 920         {
 921             if (visible_width < m_rect.GetWidth() - ((int)button_count*16))
 922                 button.cur_state |= wxAUI_BUTTON_STATE_DISABLED;
 923                  else
 924                 button.cur_state &= ~wxAUI_BUTTON_STATE_DISABLED;
 925         }
 926     }
 927
 928
 929
 930     // draw background
 931     m_art->DrawBackground(dc, wnd, m_rect);
 932
 933     // draw buttons
 934     int left_buttons_width = 0;
 935     int right_buttons_width = 0;
 936
 937     int offset = 0;
 938
 939     // draw the buttons on the right side
 940     offset = m_rect.x + m_rect.width;
 941     for (i = 0; i < button_count; ++i)
 942     {
 943         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 944
 945         if (button.location != wxRIGHT)
 946             continue;
 947         if (button.cur_state & wxAUI_BUTTON_STATE_HIDDEN)
 948             continue;
 949
 950         wxRect button_rect = m_rect;
 951         button_rect.SetY(1);
 952         button_rect.SetWidth(offset);
 953
 954         m_art->DrawButton(dc,
 955                           wnd,
 956                           button_rect,
 957                           button.id,
 958                           button.cur_state,
 959                           wxRIGHT,
 960                           wxNullBitmap,
 961                           &button.rect);
 962
 963         offset -= button.rect.GetWidth();
 964         right_buttons_width += button.rect.GetWidth();
 965     }
 966
 967
 968
 969     offset = 0;
 970
 971     // draw the buttons on the left side
 972
 973     for (i = 0; i < button_count; ++i)
 974     {
 975         wxAuiTabContainerButton& button = m_buttons.Item(button_count - i - 1);
 976
 977         if (button.location != wxLEFT)
 978             continue;
 979         if (button.cur_state & wxAUI_BUTTON_STATE_HIDDEN)
 980             continue;
 981
 982         wxRect button_rect(offset, 1, 1000, m_rect.height);
 983
 984         m_art->DrawButton(dc,
 985                           wnd,
 986                           button_rect,
 987                           button.id,
 988                           button.cur_state,
 989                           wxLEFT,
 990                           wxNullBitmap,
 991                           &button.rect);
 992
 993         offset += button.rect.GetWidth();
 994         left_buttons_width += button.rect.GetWidth();
 995     }
 996
 997     offset = left_buttons_width;
 998
 999     // set a clipping region to the tabs don't draw over the buttons
1000     dc.SetClippingRegion(left_buttons_width, 0,
1001                  m_rect.GetWidth() - right_buttons_width - left_buttons_width - 2,
1002                  m_rect.GetHeight());
1003
1004
1005
1006     // prepare the tab-close-button array
1007     while (m_tab_close_buttons.GetCount() < page_count)
1008     {
1009         wxAuiTabContainerButton tempbtn;
1010         tempbtn.id = wxAUI_BUTTON_CLOSE;
1011         tempbtn.location = wxCENTER;
1012         tempbtn.cur_state = wxAUI_BUTTON_STATE_HIDDEN;
1013         m_tab_close_buttons.Add(tempbtn);
1014     }
1015
1016     for (i = 0; i < m_tab_offset; ++i)
1017     {
1018         // buttons before the tab offset must be set to hidden
1019         m_tab_close_buttons.Item(i).cur_state = wxAUI_BUTTON_STATE_HIDDEN;
1020     }
1021
1022
1023     // draw the tabs
1024
1025     size_t active = 999;
1026     int active_offset = 0;
1027
1028     int x_extent = 0;
1029     wxRect rect = m_rect;
1030     rect.y = 0;
1031     rect.width = 1000;
1032     rect.height = m_rect.height;
1033
1034     for (i = m_tab_offset; i < page_count; ++i)
1035     {
1036         wxAuiNotebookPage& page = m_pages.Item(i);
1037         wxAuiTabContainerButton& tab_button = m_tab_close_buttons.Item(i);
1038
1039         // determine if a close button is on this tab
1040         bool close_button = false;
1041         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
1042             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
1043         {
1044             close_button = true;
1045             if (tab_button.cur_state == wxAUI_BUTTON_STATE_HIDDEN)
1046             {
1047                 tab_button.id = wxAUI_BUTTON_CLOSE;
1048                 tab_button.cur_state = wxAUI_BUTTON_STATE_NORMAL;
1049                 tab_button.location = wxCENTER;
1050             }
1051         }
1052          else
1053         {
1054             tab_button.cur_state = wxAUI_BUTTON_STATE_HIDDEN;
1055         }
1056
1057         rect.x = offset;
1058
1059         m_art->DrawTab(dc,
1060                        wnd,
1061                        rect,
1062                        page.caption,
1063                        page.active,
1064                        tab_button.cur_state,
1065                        &page.rect,
1066                        &tab_button.rect,
1067                        &x_extent);
1068
1069         if (page.active)
1070         {
1071             active = i;
1072             active_offset = offset;
1073         }
1074
1075         offset += x_extent;
1076     }
1077
1078     // draw the active tab again so it stands in the foreground
1079     if (active >= m_tab_offset && active < m_pages.GetCount())
1080     {
1081         wxAuiNotebookPage& page = m_pages.Item(active);
1082
1083         wxAuiTabContainerButton& tab_button = m_tab_close_buttons.Item(active);
1084
1085         // determine if a close button is on this tab
1086         bool close_button = false;
1087         if ((m_flags & wxAUI_NB_CLOSE_ON_ALL_TABS) != 0 ||
1088             ((m_flags & wxAUI_NB_CLOSE_ON_ACTIVE_TAB) != 0 && page.active))
1089         {
1090             close_button = true;
1091         }
1092
1093         rect.x = active_offset;
1094         m_art->DrawTab(dc,
1095                        wnd,
1096                        rect,
1097                        page.caption,
1098                        page.active,
1099                        tab_button.cur_state,
1100                        &page.rect,
1101                        &tab_button.rect,
1102                        &x_extent);
1103     }
1104
1105     dc.DestroyClippingRegion();
1106
1107     raw_dc->Blit(m_rect.x, m_rect.y,
1108                  m_rect.GetWidth(), m_rect.GetHeight(),
1109                  &dc, 0, 0);
1110 }
1111
1112
1113 // TabHitTest() tests if a tab was hit, passing the window pointer
1114 // back if that condition was fulfilled.  The function returns
1115 // true if a tab was hit, otherwise false
1116 bool wxAuiTabContainer::TabHitTest(int x, int y, wxWindow** hit) const
1117 {
1118     if (!m_rect.Contains(x,y))
1119         return false;
1120
1121     wxAuiTabContainerButton* btn = NULL;
1122     if (ButtonHitTest(x, y, &btn))
1123     {
1124         if (m_buttons.Index(*btn) != wxNOT_FOUND)
1125             return false;
1126     }
1127
1128     size_t i, page_count = m_pages.GetCount();
1129
1130     for (i = m_tab_offset; i < page_count; ++i)
1131     {
1132         wxAuiNotebookPage& page = m_pages.Item(i);
1133         if (page.rect.Contains(x,y))
1134         {
1135             if (hit)
1136                 *hit = page.window;
1137             return true;
1138         }
1139     }
1140
1141     return false;
1142 }
1143
1144 // ButtonHitTest() tests if a button was hit. The function returns
1145 // true if a button was hit, otherwise false
1146 bool wxAuiTabContainer::ButtonHitTest(int x, int y,
1147                                       wxAuiTabContainerButton** hit) const
1148 {
1149     if (!m_rect.Contains(x,y))
1150         return false;
1151
1152     size_t i, button_count;
1153
1154
1155     button_count = m_buttons.GetCount();
1156     for (i = 0; i < button_count; ++i)
1157     {
1158         wxAuiTabContainerButton& button = m_buttons.Item(i);
1159         if (button.rect.Contains(x,y))
1160         {
1161             if (hit)
1162                 *hit = &button;
1163             return true;
1164         }
1165     }
1166
1167     button_count = m_tab_close_buttons.GetCount();
1168     for (i = 0; i < button_count; ++i)
1169     {
1170         wxAuiTabContainerButton& button = m_tab_close_buttons.Item(i);
1171         if (button.rect.Contains(x,y))
1172         {
1173             if (hit)
1174                 *hit = &button;
1175             return true;
1176         }
1177     }
1178
1179     return false;
1180 }
1181
1182
1183
1184 // the utility function ShowWnd() is the same as show,
1185 // except it handles wxAuiMDIChildFrame windows as well,
1186 // as the Show() method on this class is "unplugged"
1187 static void ShowWnd(wxWindow* wnd, bool show)
1188 {
1189     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1190     {
1191         wxAuiMDIChildFrame* cf = (wxAuiMDIChildFrame*)wnd;
1192         cf->DoShow(show);
1193     }
1194      else
1195     {
1196         wnd->Show(show);
1197     }
1198 }
1199
1200
1201 // DoShowHide() this function shows the active window, then
1202 // hides all of the other windows (in that order)
1203 void wxAuiTabContainer::DoShowHide()
1204 {
1205     wxAuiNotebookPageArray& pages = GetPages();
1206     size_t i, page_count = pages.GetCount();
1207
1208     // show new active page first
1209     for (i = 0; i < page_count; ++i)
1210     {
1211         wxAuiNotebookPage& page = pages.Item(i);
1212         if (page.active)
1213         {
1214             ShowWnd(page.window, true);
1215             break;
1216         }
1217     }
1218
1219     // hide all other pages
1220     for (i = 0; i < page_count; ++i)
1221     {
1222         wxAuiNotebookPage& page = pages.Item(i);
1223         ShowWnd(page.window, page.active);
1224     }
1225 }
1226
1227
1228
1229
1230
1231
1232 // -- wxAuiTabCtrl class implementation --
1233
1234
1235
1236 BEGIN_EVENT_TABLE(wxAuiTabCtrl, wxControl)
1237     EVT_PAINT(wxAuiTabCtrl::OnPaint)
1238     EVT_ERASE_BACKGROUND(wxAuiTabCtrl::OnEraseBackground)
1239     EVT_SIZE(wxAuiTabCtrl::OnSize)
1240     EVT_LEFT_DOWN(wxAuiTabCtrl::OnLeftDown)
1241     EVT_LEFT_UP(wxAuiTabCtrl::OnLeftUp)
1242     EVT_MOTION(wxAuiTabCtrl::OnMotion)
1243     EVT_LEAVE_WINDOW(wxAuiTabCtrl::OnLeaveWindow)
1244     EVT_AUINOTEBOOK_BUTTON(-1, wxAuiTabCtrl::OnButton)
1245 END_EVENT_TABLE()
1246
1247
1248 wxAuiTabCtrl::wxAuiTabCtrl(wxWindow* parent,
1249                            wxWindowID id,
1250                            const wxPoint& pos,
1251                            const wxSize& size,
1252                            long style) : wxControl(parent, id, pos, size, style)
1253 {
1254     m_click_pt = wxDefaultPosition;
1255     m_is_dragging = false;
1256     m_hover_button = NULL;
1257 }
1258
1259 wxAuiTabCtrl::~wxAuiTabCtrl()
1260 {
1261 }
1262
1263 void wxAuiTabCtrl::OnPaint(wxPaintEvent&)
1264 {
1265     wxPaintDC dc(this);
1266
1267     dc.SetFont(GetFont());
1268
1269     if (GetPageCount() > 0)
1270         Render(&dc, this);
1271 }
1272
1273 void wxAuiTabCtrl::OnEraseBackground(wxEraseEvent& WXUNUSED(evt))
1274 {
1275 }
1276
1277 void wxAuiTabCtrl::OnSize(wxSizeEvent& evt)
1278 {
1279     wxSize s = evt.GetSize();
1280     wxRect r(0, 0, s.GetWidth(), s.GetHeight());
1281     SetRect(r);
1282 }
1283
1284 void wxAuiTabCtrl::OnLeftDown(wxMouseEvent& evt)
1285 {
1286     CaptureMouse();
1287     m_click_pt = wxDefaultPosition;
1288     m_is_dragging = false;
1289     m_click_tab = NULL;
1290
1291     wxWindow* wnd;
1292     if (TabHitTest(evt.m_x, evt.m_y, &wnd))
1293     {
1294         wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1295         e.SetSelection(GetIdxFromWindow(wnd));
1296         e.SetOldSelection(GetActivePage());
1297         e.SetEventObject(this);
1298         GetEventHandler()->ProcessEvent(e);
1299
1300         m_click_pt.x = evt.m_x;
1301         m_click_pt.y = evt.m_y;
1302         m_click_tab = wnd;
1303     }
1304
1305     if (m_hover_button)
1306     {
1307         m_hover_button->cur_state = wxAUI_BUTTON_STATE_PRESSED;
1308         Refresh();
1309         Update();
1310     }
1311 }
1312
1313 void wxAuiTabCtrl::OnLeftUp(wxMouseEvent&)
1314 {
1315     if (GetCapture() == this)
1316         ReleaseMouse();
1317
1318     if (m_is_dragging)
1319     {
1320         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_END_DRAG, m_windowId);
1321         evt.SetSelection(GetIdxFromWindow(m_click_tab));
1322         evt.SetOldSelection(evt.GetSelection());
1323         evt.SetEventObject(this);
1324         GetEventHandler()->ProcessEvent(evt);
1325         return;
1326     }
1327
1328     if (m_hover_button)
1329     {
1330         m_hover_button->cur_state = wxAUI_BUTTON_STATE_HOVER;
1331         Refresh();
1332         Update();
1333
1334         if (!(m_hover_button->cur_state & wxAUI_BUTTON_STATE_DISABLED))
1335         {
1336             wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BUTTON, m_windowId);
1337             evt.SetInt(m_hover_button->id);
1338             evt.SetEventObject(this);
1339             GetEventHandler()->ProcessEvent(evt);
1340         }
1341     }
1342
1343     m_click_pt = wxDefaultPosition;
1344     m_is_dragging = false;
1345     m_click_tab = NULL;
1346 }
1347
1348 void wxAuiTabCtrl::OnMotion(wxMouseEvent& evt)
1349 {
1350     wxPoint pos = evt.GetPosition();
1351
1352     // check if the mouse is hovering above a button
1353     wxAuiTabContainerButton* button;
1354     if (ButtonHitTest(pos.x, pos.y, &button))
1355     {
1356         if (m_hover_button && button != m_hover_button)
1357         {
1358             m_hover_button->cur_state = wxAUI_BUTTON_STATE_NORMAL;
1359             m_hover_button = NULL;
1360             Refresh();
1361             Update();
1362         }
1363
1364         if (button->cur_state != wxAUI_BUTTON_STATE_HOVER)
1365         {
1366             button->cur_state = wxAUI_BUTTON_STATE_HOVER;
1367             Refresh();
1368             Update();
1369             m_hover_button = button;
1370             return;
1371         }
1372     }
1373      else
1374     {
1375         if (m_hover_button)
1376         {
1377             m_hover_button->cur_state = wxAUI_BUTTON_STATE_NORMAL;
1378             m_hover_button = NULL;
1379             Refresh();
1380             Update();
1381         }
1382     }
1383
1384
1385     if (!evt.LeftIsDown() || m_click_pt == wxDefaultPosition)
1386         return;
1387
1388     if (m_is_dragging)
1389     {
1390         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION, m_windowId);
1391         evt.SetSelection(GetIdxFromWindow(m_click_tab));
1392         evt.SetOldSelection(evt.GetSelection());
1393         evt.SetEventObject(this);
1394         GetEventHandler()->ProcessEvent(evt);
1395         return;
1396     }
1397
1398
1399     int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
1400     int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
1401
1402     if (abs(pos.x - m_click_pt.x) > drag_x_threshold ||
1403         abs(pos.y - m_click_pt.y) > drag_y_threshold)
1404     {
1405         wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG, m_windowId);
1406         evt.SetSelection(GetIdxFromWindow(m_click_tab));
1407         evt.SetOldSelection(evt.GetSelection());
1408         evt.SetEventObject(this);
1409         GetEventHandler()->ProcessEvent(evt);
1410
1411         m_is_dragging = true;
1412     }
1413 }
1414
1415 void wxAuiTabCtrl::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
1416 {
1417     if (m_hover_button)
1418     {
1419         m_hover_button->cur_state = wxAUI_BUTTON_STATE_NORMAL;
1420         m_hover_button = NULL;
1421         Refresh();
1422         Update();
1423     }
1424 }
1425
1426 void wxAuiTabCtrl::OnButton(wxAuiNotebookEvent& event)
1427 {
1428     int button = event.GetInt();
1429
1430     if (button == wxAUI_BUTTON_LEFT || button == wxAUI_BUTTON_RIGHT)
1431     {
1432         if (button == wxAUI_BUTTON_LEFT)
1433         {
1434             if (GetTabOffset() > 0)
1435             {
1436                 SetTabOffset(GetTabOffset()-1);
1437                 Refresh();
1438                 Update();
1439             }
1440         }
1441          else
1442         {
1443             SetTabOffset(GetTabOffset()+1);
1444             Refresh();
1445             Update();
1446         }
1447     }
1448      else if (button == wxAUI_BUTTON_WINDOWLIST)
1449     {
1450         wxArrayString as;
1451
1452         size_t i, page_count = m_pages.GetCount();
1453         for (i = 0; i < page_count; ++i)
1454         {
1455             wxAuiNotebookPage& page = m_pages.Item(i);
1456             as.Add(page.caption);
1457         }
1458
1459         int idx = GetArtProvider()->ShowWindowList(this, as, GetActivePage());
1460
1461         if (idx != -1)
1462         {
1463             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1464             e.SetSelection(idx);
1465             e.SetOldSelection(GetActivePage());
1466             e.SetEventObject(this);
1467             GetEventHandler()->ProcessEvent(e);
1468         }
1469     }
1470      else
1471     {
1472         event.Skip();
1473     }
1474 }
1475
1476 // wxTabFrame is an interesting case.  It's important that all child pages
1477 // of the multi-notebook control are all actually children of that control
1478 // (and not grandchildren).  wxTabFrame facilitates this.  There is one
1479 // instance of wxTabFrame for each tab control inside the multi-notebook.
1480 // It's important to know that wxTabFrame is not a real window, but it merely
1481 // used to capture the dimensions/positioning of the internal tab control and
1482 // it's managed page windows
1483
1484 class wxTabFrame : public wxWindow
1485 {
1486 public:
1487
1488     wxTabFrame()
1489     {
1490         m_tabs = NULL;
1491         m_rect = wxRect(0,0,200,200);
1492         m_tab_ctrl_height = 20;
1493     }
1494
1495     void SetTabCtrlHeight(int h)
1496     {
1497         m_tab_ctrl_height = h;
1498     }
1499
1500     void DoSetSize(int x, int y,
1501                    int width, int height,
1502                    int WXUNUSED(sizeFlags = wxSIZE_AUTO))
1503     {
1504         m_rect = wxRect(x, y, width, height);
1505         DoSizing();
1506     }
1507
1508     void DoGetClientSize(int* x, int* y) const
1509     {
1510         *x = m_rect.width;
1511         *y = m_rect.height;
1512     }
1513
1514     bool Show( bool WXUNUSED(show = true) ) { return false; }
1515
1516     void DoSizing()
1517     {
1518         if (!m_tabs)
1519             return;
1520
1521         int tab_height = wxMin(m_rect.height, m_tab_ctrl_height);
1522         m_tab_rect = wxRect(m_rect.x, m_rect.y, m_rect.width, tab_height);
1523         m_tabs->SetSize(m_rect.x, m_rect.y, m_rect.width, tab_height);
1524         m_tabs->SetRect(wxRect(0, 0, m_rect.width, tab_height));
1525         m_tabs->Refresh();
1526         m_tabs->Update();
1527
1528         wxAuiNotebookPageArray& pages = m_tabs->GetPages();
1529         size_t i, page_count = pages.GetCount();
1530
1531         for (i = 0; i < page_count; ++i)
1532         {
1533             wxAuiNotebookPage& page = pages.Item(i);
1534             page.window->SetSize(m_rect.x, m_rect.y+tab_height,
1535                                  m_rect.width, m_rect.height-tab_height);
1536
1537             if (page.window->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1538             {
1539                 wxAuiMDIChildFrame* wnd = (wxAuiMDIChildFrame*)page.window;
1540                 wnd->ApplyMDIChildFrameRect();
1541             }
1542         }
1543     }
1544
1545     void DoGetSize(int* x, int* y) const
1546     {
1547         if (x)
1548             *x = m_rect.GetWidth();
1549         if (y)
1550             *y = m_rect.GetHeight();
1551     }
1552
1553     void Update()
1554     {
1555         // does nothing
1556     }
1557
1558 public:
1559
1560     wxRect m_rect;
1561     wxRect m_tab_rect;
1562     wxAuiTabCtrl* m_tabs;
1563     int m_tab_ctrl_height;
1564 };
1565
1566
1567
1568
1569
1570 // -- wxAuiNotebook class implementation --
1571
1572 BEGIN_EVENT_TABLE(wxAuiNotebook, wxControl)
1573     //EVT_ERASE_BACKGROUND(wxAuiNotebook::OnEraseBackground)
1574     //EVT_SIZE(wxAuiNotebook::OnSize)
1575     //EVT_LEFT_DOWN(wxAuiNotebook::OnLeftDown)
1576     EVT_CHILD_FOCUS(wxAuiNotebook::OnChildFocus)
1577     EVT_COMMAND_RANGE(10000, 10100,
1578                       wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING,
1579                       wxAuiNotebook::OnTabClicked)
1580     EVT_COMMAND_RANGE(10000, 10100,
1581                       wxEVT_COMMAND_AUINOTEBOOK_BEGIN_DRAG,
1582                       wxAuiNotebook::OnTabBeginDrag)
1583     EVT_COMMAND_RANGE(10000, 10100,
1584                       wxEVT_COMMAND_AUINOTEBOOK_END_DRAG,
1585                       wxAuiNotebook::OnTabEndDrag)
1586     EVT_COMMAND_RANGE(10000, 10100,
1587                       wxEVT_COMMAND_AUINOTEBOOK_DRAG_MOTION,
1588                       wxAuiNotebook::OnTabDragMotion)
1589     EVT_COMMAND_RANGE(10000, 10100,
1590                       wxEVT_COMMAND_AUINOTEBOOK_BUTTON,
1591                       wxAuiNotebook::OnTabButton)
1592 END_EVENT_TABLE()
1593
1594 wxAuiNotebook::wxAuiNotebook()
1595 {
1596     m_curpage = -1;
1597     m_tab_id_counter = 10000;
1598     m_dummy_wnd = NULL;
1599     m_tab_ctrl_height = 20;
1600 }
1601
1602 wxAuiNotebook::wxAuiNotebook(wxWindow *parent,
1603                              wxWindowID id,
1604                              const wxPoint& pos,
1605                              const wxSize& size,
1606                              long style) : wxControl(parent, id, pos, size, style)
1607 {
1608     InitNotebook(style);
1609 }
1610
1611 bool wxAuiNotebook::Create(wxWindow* parent,
1612                            wxWindowID id,
1613                            const wxPoint& pos,
1614                            const wxSize& size,
1615                            long style)
1616 {
1617     if (!wxControl::Create(parent, id, pos, size, style))
1618         return false;
1619
1620     InitNotebook(style);
1621
1622     return true;
1623 }
1624
1625 // InitNotebook() contains common initialization
1626 // code called by all constructors
1627 void wxAuiNotebook::InitNotebook(long style)
1628 {
1629     m_curpage = -1;
1630     m_tab_id_counter = 10000;
1631     m_dummy_wnd = NULL;
1632     m_tab_ctrl_height = 20;
1633     m_flags = (unsigned int)style;
1634
1635     m_normal_font = *wxNORMAL_FONT;
1636     m_selected_font = *wxNORMAL_FONT;
1637     m_selected_font.SetWeight(wxBOLD);
1638
1639     // choose a default for the tab height
1640     m_tab_ctrl_height = m_tabs.GetArtProvider()->GetBestTabCtrlSize(this);
1641
1642     m_dummy_wnd = new wxWindow(this, wxID_ANY, wxPoint(0,0), wxSize(0,0));
1643     m_dummy_wnd->SetSize(200, 200);
1644     m_dummy_wnd->Show(false);
1645
1646     m_mgr.SetManagedWindow(this);
1647
1648     m_mgr.AddPane(m_dummy_wnd,
1649               wxAuiPaneInfo().Name(wxT("dummy")).Bottom().Show(false));
1650
1651     m_mgr.Update();
1652 }
1653
1654 wxAuiNotebook::~wxAuiNotebook()
1655 {
1656     m_mgr.UnInit();
1657 }
1658
1659 void wxAuiNotebook::SetArtProvider(wxAuiTabArt* art)
1660 {
1661     m_tabs.SetArtProvider(art);
1662 }
1663
1664 wxAuiTabArt* wxAuiNotebook::GetArtProvider()
1665 {
1666     return m_tabs.GetArtProvider();
1667 }
1668
1669 void wxAuiNotebook::SetWindowStyleFlag(long style)
1670 {
1671     wxControl::SetWindowStyleFlag(style);
1672
1673     m_flags = (unsigned int)style;
1674
1675     // if the control is already initialized
1676     if (m_mgr.GetManagedWindow() == (wxWindow*)this)
1677     {
1678         // let all of the tab children know about the new style
1679
1680         wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1681         size_t i, pane_count = all_panes.GetCount();
1682         for (i = 0; i < pane_count; ++i)
1683         {
1684             wxAuiPaneInfo& pane = all_panes.Item(i);
1685             if (pane.name == wxT("dummy"))
1686                 continue;
1687             wxAuiTabCtrl* tabctrl = ((wxTabFrame*)pane.window)->m_tabs;
1688             tabctrl->SetFlags(m_flags);
1689             tabctrl->Refresh();
1690             tabctrl->Update();
1691         }
1692     }
1693 }
1694
1695
1696 bool wxAuiNotebook::AddPage(wxWindow* page,
1697                             const wxString& caption,
1698                             bool select,
1699                             const wxBitmap& bitmap)
1700 {
1701     return InsertPage(GetPageCount(), page, caption, select, bitmap);
1702 }
1703
1704 bool wxAuiNotebook::InsertPage(size_t page_idx,
1705                                wxWindow* page,
1706                                const wxString& caption,
1707                                bool select,
1708                                const wxBitmap& bitmap)
1709 {
1710     wxAuiNotebookPage info;
1711     info.window = page;
1712     info.caption = caption;
1713     info.bitmap = bitmap;
1714     info.active = false;
1715
1716     // if there are currently no tabs, the first added
1717     // tab must be active
1718     if (m_tabs.GetPageCount() == 0)
1719         info.active = true;
1720
1721     m_tabs.InsertPage(page, info, page_idx);
1722
1723     wxAuiTabCtrl* active_tabctrl = GetActiveTabCtrl();
1724     if (page_idx >= active_tabctrl->GetPageCount())
1725         active_tabctrl->AddPage(page, info);
1726          else
1727         active_tabctrl->InsertPage(page, info, page_idx);
1728
1729     DoSizing();
1730     active_tabctrl->DoShowHide();
1731
1732     if (select)
1733     {
1734         int idx = m_tabs.GetIdxFromWindow(page);
1735         wxASSERT_MSG(idx != -1, wxT("Invalid Page index returned on wxAuiNotebook::InsertPage()"));
1736
1737         SetSelection(idx);
1738     }
1739
1740     return true;
1741 }
1742
1743
1744 // DeletePage() removes a tab from the multi-notebook,
1745 // and destroys the window as well
1746 bool wxAuiNotebook::DeletePage(size_t page_idx)
1747 {
1748     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
1749
1750     if (!RemovePage(page_idx))
1751         return false;
1752
1753
1754     // actually destroy the window now
1755     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1756     {
1757         // delete the child frame with pending delete, as is
1758         // customary with frame windows
1759         if (!wxPendingDelete.Member(wnd))
1760             wxPendingDelete.Append(wnd);
1761     }
1762      else
1763     {
1764         wnd->Destroy();
1765     }
1766
1767     return true;
1768
1769 /*
1770
1771     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
1772     wxWindow* new_active = NULL;
1773
1774     // find out which onscreen tab ctrl owns this tab
1775     wxAuiTabCtrl* ctrl;
1776     int ctrl_idx;
1777     if (!FindTab(wnd, &ctrl, &ctrl_idx))
1778         return false;
1779
1780     // find a new page and set it as active
1781     int new_idx = ctrl_idx+1;
1782     if (new_idx >= (int)ctrl->GetPageCount())
1783         new_idx = ctrl_idx-1;
1784
1785     if (new_idx >= 0 && new_idx < (int)ctrl->GetPageCount())
1786     {
1787         new_active = ctrl->GetWindowFromIdx(new_idx);
1788     }
1789      else
1790     {
1791         // set the active page to the first page that
1792         // isn't the one being deleted
1793         size_t i, page_count = m_tabs.GetPageCount();
1794         for (i = 0; i < page_count; ++i)
1795         {
1796             wxWindow* w = m_tabs.GetWindowFromIdx(i);
1797             if (wnd != w)
1798             {
1799                 new_active = m_tabs.GetWindowFromIdx(i);
1800                 break;
1801             }
1802         }
1803     }
1804
1805     // remove the tab from main catalog
1806     if (!m_tabs.RemovePage(wnd))
1807         return false;
1808
1809     // remove the tab from the onscreen tab ctrl
1810     ctrl->RemovePage(wnd);
1811
1812     // actually destroy the window now
1813     if (wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
1814     {
1815         // delete the child frame with pending delete, as is
1816         // customary with frame windows
1817         if (!wxPendingDelete.Member(wnd))
1818             wxPendingDelete.Append(wnd);
1819     }
1820      else
1821     {
1822         wnd->Destroy();
1823     }
1824
1825     RemoveEmptyTabFrames();
1826
1827     // set new active pane
1828     if (new_active)
1829     {
1830         m_curpage = -1;
1831         SetSelection(m_tabs.GetIdxFromWindow(new_active));
1832     }
1833
1834     return true;
1835     */
1836 }
1837
1838
1839
1840 // RemovePage() removes a tab from the multi-notebook,
1841 // but does not destroy the window
1842 bool wxAuiNotebook::RemovePage(size_t page_idx)
1843 {
1844     wxWindow* wnd = m_tabs.GetWindowFromIdx(page_idx);
1845     wxWindow* new_active = NULL;
1846
1847     // find out which onscreen tab ctrl owns this tab
1848     wxAuiTabCtrl* ctrl;
1849     int ctrl_idx;
1850     if (!FindTab(wnd, &ctrl, &ctrl_idx))
1851         return false;
1852
1853     // find a new page and set it as active
1854     int new_idx = ctrl_idx+1;
1855     if (new_idx >= (int)ctrl->GetPageCount())
1856         new_idx = ctrl_idx-1;
1857
1858     if (new_idx >= 0 && new_idx < (int)ctrl->GetPageCount())
1859     {
1860         new_active = ctrl->GetWindowFromIdx(new_idx);
1861     }
1862      else
1863     {
1864         // set the active page to the first page that
1865         // isn't the one being deleted
1866         size_t i, page_count = m_tabs.GetPageCount();
1867         for (i = 0; i < page_count; ++i)
1868         {
1869             wxWindow* w = m_tabs.GetWindowFromIdx(i);
1870             if (wnd != w)
1871             {
1872                 new_active = m_tabs.GetWindowFromIdx(i);
1873                 break;
1874             }
1875         }
1876     }
1877
1878     // remove the tab from main catalog
1879     if (!m_tabs.RemovePage(wnd))
1880         return false;
1881
1882     // remove the tab from the onscreen tab ctrl
1883     ctrl->RemovePage(wnd);
1884
1885
1886     RemoveEmptyTabFrames();
1887
1888     // set new active pane
1889     if (new_active)
1890     {
1891         m_curpage = -1;
1892         SetSelection(m_tabs.GetIdxFromWindow(new_active));
1893     }
1894
1895     return true;
1896 }
1897
1898 // SetPageText() changes the tab caption of the specified page
1899 bool wxAuiNotebook::SetPageText(size_t page_idx, const wxString& text)
1900 {
1901     if (page_idx >= m_tabs.GetPageCount())
1902         return false;
1903
1904     // update our own tab catalog
1905     wxAuiNotebookPage& page_info = m_tabs.GetPage(page_idx);
1906     page_info.caption = text;
1907
1908     // update what's on screen
1909     wxAuiTabCtrl* ctrl;
1910     int ctrl_idx;
1911     if (FindTab(page_info.window, &ctrl, &ctrl_idx))
1912     {
1913         wxAuiNotebookPage& info = ctrl->GetPage(ctrl_idx);
1914         info.caption = text;
1915         ctrl->Refresh();
1916         ctrl->Update();
1917     }
1918
1919     return true;
1920 }
1921
1922 // GetSelection() returns the index of the currently active page
1923 int wxAuiNotebook::GetSelection() const
1924 {
1925     return m_curpage;
1926 }
1927
1928 // SetSelection() sets the currently active page
1929 size_t wxAuiNotebook::SetSelection(size_t new_page)
1930 {
1931     wxWindow* wnd = m_tabs.GetWindowFromIdx(new_page);
1932     if (!wnd)
1933         return m_curpage;
1934
1935     wxAuiNotebookEvent evt(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGING, m_windowId);
1936     evt.SetSelection(new_page);
1937     evt.SetOldSelection(m_curpage);
1938     evt.SetEventObject(this);
1939     if (!GetEventHandler()->ProcessEvent(evt) || evt.IsAllowed())
1940     {
1941         // program allows the page change
1942         evt.SetEventType(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CHANGED);
1943         (void)GetEventHandler()->ProcessEvent(evt);
1944
1945
1946
1947         wxAuiTabCtrl* ctrl;
1948         int ctrl_idx;
1949         if (FindTab(wnd, &ctrl, &ctrl_idx))
1950         {
1951             m_tabs.SetActivePage(wnd);
1952
1953             ctrl->SetActivePage(ctrl_idx);
1954             DoSizing();
1955             ctrl->DoShowHide();
1956
1957             int old_curpage = m_curpage;
1958             m_curpage = new_page;
1959
1960
1961             // set fonts
1962             wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
1963             size_t i, pane_count = all_panes.GetCount();
1964             for (i = 0; i < pane_count; ++i)
1965             {
1966                 wxAuiPaneInfo& pane = all_panes.Item(i);
1967                 if (pane.name == wxT("dummy"))
1968                     continue;
1969                 wxAuiTabCtrl* tabctrl = ((wxTabFrame*)pane.window)->m_tabs;
1970                 if (tabctrl != ctrl)
1971                     tabctrl->SetSelectedFont(m_normal_font);
1972                      else
1973                     tabctrl->SetSelectedFont(m_selected_font);
1974                 tabctrl->Refresh();
1975             }
1976
1977             wnd->SetFocus();
1978
1979             return old_curpage;
1980         }
1981     }
1982
1983     return m_curpage;
1984 }
1985
1986 // GetPageCount() returns the total number of
1987 // pages managed by the multi-notebook
1988 size_t wxAuiNotebook::GetPageCount() const
1989 {
1990     return m_tabs.GetPageCount();
1991 }
1992
1993 // GetPage() returns the wxWindow pointer of the
1994 // specified page
1995 wxWindow* wxAuiNotebook::GetPage(size_t page_idx) const
1996 {
1997     wxASSERT(page_idx < m_tabs.GetPageCount());
1998
1999     return m_tabs.GetWindowFromIdx(page_idx);
2000 }
2001
2002 // DoSizing() performs all sizing operations in each tab control
2003 void wxAuiNotebook::DoSizing()
2004 {
2005     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2006     size_t i, pane_count = all_panes.GetCount();
2007     for (i = 0; i < pane_count; ++i)
2008     {
2009         if (all_panes.Item(i).name == wxT("dummy"))
2010             continue;
2011
2012         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2013         tabframe->DoSizing();
2014     }
2015 }
2016
2017 // GetActiveTabCtrl() returns the active tab control.  It is
2018 // called to determine which control gets new windows being added
2019 wxAuiTabCtrl* wxAuiNotebook::GetActiveTabCtrl()
2020 {
2021     if (m_curpage >= 0 && m_curpage < (int)m_tabs.GetPageCount())
2022     {
2023         wxAuiTabCtrl* ctrl;
2024         int idx;
2025
2026         // find the tab ctrl with the current page
2027         if (FindTab(m_tabs.GetPage(m_curpage).window,
2028                     &ctrl, &idx))
2029         {
2030             return ctrl;
2031         }
2032     }
2033
2034     // no current page, just find the first tab ctrl
2035     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2036     size_t i, pane_count = all_panes.GetCount();
2037     for (i = 0; i < pane_count; ++i)
2038     {
2039         if (all_panes.Item(i).name == wxT("dummy"))
2040             continue;
2041
2042         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2043         return tabframe->m_tabs;
2044     }
2045
2046     // If there is no tabframe at all, create one
2047     wxTabFrame* tabframe = new wxTabFrame;
2048     tabframe->SetTabCtrlHeight(m_tab_ctrl_height);
2049     tabframe->m_tabs = new wxAuiTabCtrl(this,
2050                                         m_tab_id_counter++,
2051                                         wxDefaultPosition,
2052                                         wxDefaultSize,
2053                                         wxNO_BORDER);
2054     tabframe->m_tabs->SetFlags(m_flags);
2055     m_mgr.AddPane(tabframe,
2056                   wxAuiPaneInfo().Center().CaptionVisible(false));
2057
2058     m_mgr.Update();
2059
2060     return tabframe->m_tabs;
2061 }
2062
2063 // FindTab() finds the tab control that currently contains the window as well
2064 // as the index of the window in the tab control.  It returns true if the
2065 // window was found, otherwise false.
2066 bool wxAuiNotebook::FindTab(wxWindow* page, wxAuiTabCtrl** ctrl, int* idx)
2067 {
2068     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2069     size_t i, pane_count = all_panes.GetCount();
2070     for (i = 0; i < pane_count; ++i)
2071     {
2072         if (all_panes.Item(i).name == wxT("dummy"))
2073             continue;
2074
2075         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2076
2077         int page_idx = tabframe->m_tabs->GetIdxFromWindow(page);
2078         if (page_idx != -1)
2079         {
2080             *ctrl = tabframe->m_tabs;
2081             *idx = page_idx;
2082             return true;
2083         }
2084     }
2085
2086     return false;
2087 }
2088
2089
2090 void wxAuiNotebook::OnEraseBackground(wxEraseEvent&)
2091 {
2092 }
2093
2094 void wxAuiNotebook::OnSize(wxSizeEvent&)
2095 {
2096 }
2097
2098 void wxAuiNotebook::OnTabClicked(wxCommandEvent& command_evt)
2099 {
2100     wxAuiNotebookEvent& evt = (wxAuiNotebookEvent&)command_evt;
2101
2102     wxAuiTabCtrl* ctrl = (wxAuiTabCtrl*)evt.GetEventObject();
2103     wxASSERT(ctrl != NULL);
2104
2105     wxWindow* wnd = ctrl->GetWindowFromIdx(evt.GetSelection());
2106     wxASSERT(wnd != NULL);
2107
2108     int idx = m_tabs.GetIdxFromWindow(wnd);
2109     wxASSERT(idx != -1);
2110
2111     SetSelection(idx);
2112 }
2113
2114 void wxAuiNotebook::OnTabBeginDrag(wxCommandEvent&)
2115 {
2116     m_last_drag_x = 0;
2117 }
2118
2119 void wxAuiNotebook::OnTabDragMotion(wxCommandEvent& evt)
2120 {
2121     wxPoint screen_pt = ::wxGetMousePosition();
2122     wxPoint client_pt = ScreenToClient(screen_pt);
2123     wxPoint zero(0,0);
2124
2125     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2126     wxAuiTabCtrl* dest_tabs = GetTabCtrlFromPoint(client_pt);
2127
2128     if (dest_tabs == src_tabs)
2129     {
2130         if (src_tabs)
2131         {
2132             src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
2133         }
2134
2135         // always hide the hint for inner-tabctrl drag
2136         m_mgr.HideHint();
2137
2138         // if tab moving is not allowed, leave
2139         if (!(m_flags & wxAUI_NB_TAB_MOVE))
2140         {
2141             return;
2142         }
2143
2144         wxPoint pt = dest_tabs->ScreenToClient(screen_pt);
2145         wxWindow* dest_location_tab;
2146
2147         // this is an inner-tab drag/reposition
2148         if (dest_tabs->TabHitTest(pt.x, pt.y, &dest_location_tab))
2149         {
2150             int src_idx = evt.GetSelection();
2151             int dest_idx = dest_tabs->GetIdxFromWindow(dest_location_tab);
2152
2153             // prevent jumpy drag
2154             if ((src_idx == dest_idx) || dest_idx == -1 ||
2155                 (src_idx > dest_idx && m_last_drag_x <= pt.x) ||
2156                 (src_idx < dest_idx && m_last_drag_x >= pt.x))
2157             {
2158                 m_last_drag_x = pt.x;
2159                 return;
2160             }
2161
2162
2163             wxWindow* src_tab = dest_tabs->GetWindowFromIdx(src_idx);
2164             dest_tabs->MovePage(src_tab, dest_idx);
2165             dest_tabs->SetActivePage((size_t)dest_idx);
2166             dest_tabs->DoShowHide();
2167             dest_tabs->Refresh();
2168             m_last_drag_x = pt.x;
2169
2170         }
2171
2172         return;
2173     }
2174
2175
2176     // if external drag is allowed, check if the tab is being dragged
2177     // over a different wxAuiNotebook control
2178     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
2179     {
2180         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(screen_pt);
2181
2182         // make sure we are not over the hint window
2183         if (tab_ctrl && !tab_ctrl->IsKindOf(CLASSINFO(wxFrame)))
2184         {
2185             while (tab_ctrl)
2186             {
2187                 if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
2188                     break;
2189                 tab_ctrl = tab_ctrl->GetParent();
2190             }
2191
2192             if (tab_ctrl)
2193             {
2194                 wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
2195
2196                 if (nb != this)
2197                 {
2198                     wxRect hint_rect = tab_ctrl->GetRect();
2199                     tab_ctrl->ClientToScreen(&hint_rect.x, &hint_rect.y);
2200                     m_mgr.ShowHint(hint_rect);
2201                     return;
2202                 }
2203
2204             }
2205         }
2206     }
2207
2208
2209     // if tab moving is not allowed, leave
2210     if (!(m_flags & wxAUI_NB_TAB_SPLIT))
2211     {
2212         return;
2213     }
2214
2215
2216     if (src_tabs)
2217     {
2218         src_tabs->SetCursor(wxCursor(wxCURSOR_SIZING));
2219     }
2220
2221
2222     if (dest_tabs)
2223     {
2224         wxRect hint_rect = dest_tabs->GetRect();
2225         ClientToScreen(&hint_rect.x, &hint_rect.y);
2226         m_mgr.ShowHint(hint_rect);
2227     }
2228      else
2229     {
2230         m_mgr.DrawHintRect(m_dummy_wnd, client_pt, zero);
2231     }
2232 }
2233
2234
2235
2236 void wxAuiNotebook::OnTabEndDrag(wxCommandEvent& command_evt)
2237 {
2238     wxAuiNotebookEvent& evt = (wxAuiNotebookEvent&)command_evt;
2239
2240     m_mgr.HideHint();
2241
2242
2243     wxAuiTabCtrl* src_tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2244     wxAuiTabCtrl* dest_tabs = NULL;
2245     if (src_tabs)
2246     {
2247         // set cursor back to an arrow
2248         src_tabs->SetCursor(wxCursor(wxCURSOR_ARROW));
2249     }
2250
2251     // get the mouse position, which will be used to determine the drop point
2252     wxPoint mouse_screen_pt = ::wxGetMousePosition();
2253     wxPoint mouse_client_pt = ScreenToClient(mouse_screen_pt);
2254
2255
2256
2257     // check for an external move
2258     if (m_flags & wxAUI_NB_TAB_EXTERNAL_MOVE)
2259     {
2260         wxWindow* tab_ctrl = ::wxFindWindowAtPoint(mouse_screen_pt);
2261
2262         while (tab_ctrl)
2263         {
2264             if (tab_ctrl->IsKindOf(CLASSINFO(wxAuiTabCtrl)))
2265                 break;
2266             tab_ctrl = tab_ctrl->GetParent();
2267         }
2268
2269         if (tab_ctrl)
2270         {
2271             wxAuiNotebook* nb = (wxAuiNotebook*)tab_ctrl->GetParent();
2272
2273             if (nb != this)
2274             {
2275                 // find out from the destination control
2276                 // if it's ok to drop this tab here
2277                 wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_ALLOW_DND, m_windowId);
2278                 e.SetSelection(evt.GetSelection());
2279                 e.SetOldSelection(evt.GetSelection());
2280                 e.SetEventObject(this);
2281                 e.SetDragSource(this);
2282                 e.Veto(); // dropping must be explicitly approved by control owner
2283
2284                 nb->GetEventHandler()->ProcessEvent(e);
2285
2286                 if (!e.IsAllowed())
2287                 {
2288                     // no answer or negative answer
2289                     m_mgr.HideHint();
2290                     return;
2291                 }
2292
2293                 // drop was allowed
2294                 int src_idx = evt.GetSelection();
2295                 wxWindow* src_page = src_tabs->GetWindowFromIdx(src_idx);
2296
2297                 // get main index of the page
2298                 int main_idx = m_tabs.GetIdxFromWindow(src_page);
2299
2300                 // make a copy of the page info
2301                 wxAuiNotebookPage page_info = m_tabs.GetPage((size_t)main_idx);
2302
2303                 // remove the page from the source notebook
2304                 RemovePage(main_idx);
2305
2306                 // reparent the page
2307                 src_page->Reparent(nb);
2308
2309
2310                 // found out the insert idx
2311                 wxAuiTabCtrl* dest_tabs = (wxAuiTabCtrl*)tab_ctrl;
2312                 wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
2313
2314                 wxWindow* target = NULL;
2315                 int insert_idx = -1;
2316                 dest_tabs->TabHitTest(pt.x, pt.y, &target);
2317                 if (target)
2318                 {
2319                     insert_idx = dest_tabs->GetIdxFromWindow(target);
2320                 }
2321
2322
2323                 // add the page to the new notebook
2324                 if (insert_idx == -1)
2325                     insert_idx = dest_tabs->GetPageCount();
2326                 dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
2327                 nb->m_tabs.AddPage(page_info.window, page_info);
2328
2329                 nb->DoSizing();
2330                 dest_tabs->DoShowHide();
2331                 dest_tabs->Refresh();
2332
2333                 // set the selection in the destination tab control
2334                 nb->SetSelection(nb->m_tabs.GetIdxFromWindow(page_info.window));
2335
2336                 return;
2337             }
2338         }
2339     }
2340
2341
2342
2343
2344     // only perform a tab split if it's allowed
2345     if (m_flags & wxAUI_NB_TAB_SPLIT)
2346     {
2347         // If the pointer is in an existing tab frame, do a tab insert
2348         wxWindow* hit_wnd = ::wxFindWindowAtPoint(mouse_screen_pt);
2349         wxTabFrame* tab_frame = (wxTabFrame*)GetTabFrameFromTabCtrl(hit_wnd);
2350         int insert_idx = -1;
2351         if (tab_frame)
2352         {
2353             dest_tabs = tab_frame->m_tabs;
2354
2355             if (dest_tabs == src_tabs)
2356                 return;
2357
2358
2359             wxPoint pt = dest_tabs->ScreenToClient(mouse_screen_pt);
2360             wxWindow* target = NULL;
2361             dest_tabs->TabHitTest(pt.x, pt.y, &target);
2362             if (target)
2363             {
2364                 insert_idx = dest_tabs->GetIdxFromWindow(target);
2365             }
2366         }
2367          else
2368         {
2369             // If there is no tabframe at all, create one
2370             wxTabFrame* new_tabs = new wxTabFrame;
2371             new_tabs->SetTabCtrlHeight(m_tab_ctrl_height);
2372             new_tabs->m_tabs = new wxAuiTabCtrl(this,
2373                                                 m_tab_id_counter++,
2374                                                 wxDefaultPosition,
2375                                                 wxDefaultSize,
2376                                                 wxNO_BORDER);
2377             new_tabs->m_tabs->SetFlags(m_flags);
2378
2379             m_mgr.AddPane(new_tabs,
2380                           wxAuiPaneInfo().Bottom().CaptionVisible(false),
2381                           mouse_client_pt);
2382             m_mgr.Update();
2383             dest_tabs = new_tabs->m_tabs;
2384         }
2385
2386
2387
2388         // remove the page from the source tabs
2389         wxAuiNotebookPage page_info = src_tabs->GetPage(evt.GetSelection());
2390         page_info.active = false;
2391         src_tabs->RemovePage(page_info.window);
2392         if (src_tabs->GetPageCount() > 0)
2393         {
2394             src_tabs->SetActivePage((size_t)0);
2395             src_tabs->DoShowHide();
2396             src_tabs->Refresh();
2397         }
2398
2399
2400
2401         // add the page to the destination tabs
2402         if (insert_idx == -1)
2403             insert_idx = dest_tabs->GetPageCount();
2404         dest_tabs->InsertPage(page_info.window, page_info, insert_idx);
2405
2406         if (src_tabs->GetPageCount() == 0)
2407         {
2408             RemoveEmptyTabFrames();
2409         }
2410
2411         DoSizing();
2412         dest_tabs->DoShowHide();
2413         dest_tabs->Refresh();
2414
2415         SetSelection(m_tabs.GetIdxFromWindow(page_info.window));
2416     }
2417 }
2418
2419
2420
2421 wxAuiTabCtrl* wxAuiNotebook::GetTabCtrlFromPoint(const wxPoint& pt)
2422 {
2423     // if we've just removed the last tab from the source
2424     // tab set, the remove the tab control completely
2425     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2426     size_t i, pane_count = all_panes.GetCount();
2427     for (i = 0; i < pane_count; ++i)
2428     {
2429         if (all_panes.Item(i).name == wxT("dummy"))
2430             continue;
2431
2432         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2433         if (tabframe->m_tab_rect.Contains(pt))
2434             return tabframe->m_tabs;
2435     }
2436
2437     return NULL;
2438 }
2439
2440 wxWindow* wxAuiNotebook::GetTabFrameFromTabCtrl(wxWindow* tab_ctrl)
2441 {
2442     // if we've just removed the last tab from the source
2443     // tab set, the remove the tab control completely
2444     wxAuiPaneInfoArray& all_panes = m_mgr.GetAllPanes();
2445     size_t i, pane_count = all_panes.GetCount();
2446     for (i = 0; i < pane_count; ++i)
2447     {
2448         if (all_panes.Item(i).name == wxT("dummy"))
2449             continue;
2450
2451         wxTabFrame* tabframe = (wxTabFrame*)all_panes.Item(i).window;
2452         if (tabframe->m_tabs == tab_ctrl)
2453         {
2454             return tabframe;
2455         }
2456     }
2457
2458     return NULL;
2459 }
2460
2461 void wxAuiNotebook::RemoveEmptyTabFrames()
2462 {
2463     // if we've just removed the last tab from the source
2464     // tab set, the remove the tab control completely
2465     wxAuiPaneInfoArray all_panes = m_mgr.GetAllPanes();
2466     size_t i, pane_count = all_panes.GetCount();
2467     for (i = 0; i < pane_count; ++i)
2468     {
2469         if (all_panes.Item(i).name == wxT("dummy"))
2470             continue;
2471
2472         wxTabFrame* tab_frame = (wxTabFrame*)all_panes.Item(i).window;
2473         if (tab_frame->m_tabs->GetPageCount() == 0)
2474         {
2475             m_mgr.DetachPane(tab_frame);
2476
2477             // use pending delete because sometimes during
2478             // window closing, refreshs are pending
2479             if (!wxPendingDelete.Member(tab_frame->m_tabs))
2480                 wxPendingDelete.Append(tab_frame->m_tabs);
2481             //tab_frame->m_tabs->Destroy();
2482
2483             delete tab_frame;
2484         }
2485     }
2486
2487
2488     // check to see if there is still a center pane;
2489     // if there isn't, make a frame the center pane
2490     wxAuiPaneInfoArray panes = m_mgr.GetAllPanes();
2491     pane_count = panes.GetCount();
2492     wxWindow* first_good = NULL;
2493     bool center_found = false;
2494     for (i = 0; i < pane_count; ++i)
2495     {
2496         if (panes.Item(i).name == wxT("dummy"))
2497             continue;
2498         if (panes.Item(i).dock_direction == wxAUI_DOCK_CENTRE)
2499             center_found = true;
2500         if (!first_good)
2501             first_good = panes.Item(i).window;
2502     }
2503
2504     if (!center_found && first_good)
2505     {
2506         m_mgr.GetPane(first_good).Centre();
2507     }
2508
2509     m_mgr.Update();
2510 }
2511
2512 void wxAuiNotebook::OnChildFocus(wxChildFocusEvent& evt)
2513 {
2514     int idx = m_tabs.GetIdxFromWindow(evt.GetWindow());
2515     if (idx != -1 && idx != m_curpage)
2516     {
2517         SetSelection(idx);
2518     }
2519 }
2520
2521
2522 void wxAuiNotebook::OnTabButton(wxCommandEvent& command_evt)
2523 {
2524     wxAuiNotebookEvent& evt = (wxAuiNotebookEvent&)command_evt;
2525     wxAuiTabCtrl* tabs = (wxAuiTabCtrl*)evt.GetEventObject();
2526
2527     int button_id = evt.GetInt();
2528
2529     if (button_id == wxAUI_BUTTON_CLOSE)
2530     {
2531         int selection = tabs->GetActivePage();
2532
2533         if (selection != -1)
2534         {
2535             wxWindow* close_wnd = tabs->GetWindowFromIdx(selection);
2536
2537
2538             // ask owner if it's ok to close the tab
2539             wxAuiNotebookEvent e(wxEVT_COMMAND_AUINOTEBOOK_PAGE_CLOSE, m_windowId);
2540             e.SetSelection(m_tabs.GetIdxFromWindow(close_wnd));
2541             e.SetOldSelection(evt.GetSelection());
2542             e.SetEventObject(this);
2543             GetEventHandler()->ProcessEvent(e);
2544             if (!e.IsAllowed())
2545                 return;
2546
2547
2548             if (close_wnd->IsKindOf(CLASSINFO(wxAuiMDIChildFrame)))
2549             {
2550                 close_wnd->Close();
2551             }
2552              else
2553             {
2554                 int main_idx = m_tabs.GetIdxFromWindow(close_wnd);
2555                 DeletePage(main_idx);
2556             }
2557         }
2558     }
2559 }
2560
2561
2562
2563
2564 #endif // wxUSE_AUI