src/aui/framemanager.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/aui/framemanager.cpp
   3 // Purpose:     wxaui: wx advanced user interface - docking window manager
   4 // Author:      Benjamin I. Williams
   5 // Modified by:
   6 // Created:     2005-05-17
   7 // RCS-ID:      $Id$
   8 // Copyright:   (C) Copyright 2005-2006, Kirix Corporation, All Rights Reserved
   9 // Licence:     wxWindows Library Licence, Version 3.1
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_AUI
  27
  28 #include "wx/aui/framemanager.h"
  29 #include "wx/aui/dockart.h"
  30 #include "wx/aui/floatpane.h"
  31 #include "wx/aui/tabmdi.h"
  32 #include "wx/aui/auibar.h"
  33 #include "wx/mdi.h"
  34
  35 #ifndef WX_PRECOMP
  36     #include "wx/panel.h"
  37     #include "wx/settings.h"
  38     #include "wx/app.h"
  39     #include "wx/dcclient.h"
  40     #include "wx/dcscreen.h"
  41     #include "wx/toolbar.h"
  42     #include "wx/image.h"
  43     #include "wx/statusbr.h"
  44 #endif
  45
  46 WX_CHECK_BUILD_OPTIONS("wxAUI")
  47
  48 #include "wx/arrimpl.cpp"
  49 WX_DECLARE_OBJARRAY(wxRect, wxAuiRectArray);
  50 WX_DEFINE_OBJARRAY(wxAuiRectArray)
  51 WX_DEFINE_OBJARRAY(wxAuiDockUIPartArray)
  52 WX_DEFINE_OBJARRAY(wxAuiDockInfoArray)
  53 WX_DEFINE_OBJARRAY(wxAuiPaneButtonArray)
  54 WX_DEFINE_OBJARRAY(wxAuiPaneInfoArray)
  55
  56 wxAuiPaneInfo wxAuiNullPaneInfo;
  57 wxAuiDockInfo wxAuiNullDockInfo;
  58 wxDEFINE_EVENT( wxEVT_AUI_PANE_BUTTON, wxAuiManagerEvent );
  59 wxDEFINE_EVENT( wxEVT_AUI_PANE_CLOSE, wxAuiManagerEvent );
  60 wxDEFINE_EVENT( wxEVT_AUI_PANE_MAXIMIZE, wxAuiManagerEvent );
  61 wxDEFINE_EVENT( wxEVT_AUI_PANE_RESTORE, wxAuiManagerEvent );
  62 wxDEFINE_EVENT( wxEVT_AUI_RENDER, wxAuiManagerEvent );
  63 wxDEFINE_EVENT( wxEVT_AUI_FIND_MANAGER, wxAuiManagerEvent );
  64
  65 #ifdef __WXMAC__
  66     // a few defines to avoid nameclashes
  67     #define __MAC_OS_X_MEMORY_MANAGER_CLEAN__ 1
  68     #define __AIFF__
  69     #include "wx/osx/private.h"
  70 #endif
  71
  72 #ifdef __WXMSW__
  73     #include "wx/msw/wrapwin.h"
  74     #include "wx/msw/private.h"
  75     #include "wx/msw/dc.h"
  76 #endif
  77
  78 IMPLEMENT_DYNAMIC_CLASS(wxAuiManagerEvent, wxEvent)
  79 IMPLEMENT_CLASS(wxAuiManager, wxEvtHandler)
  80
  81
  82
  83 const int auiToolBarLayer = 10;
  84
  85 #ifndef __WXGTK20__
  86
  87
  88 class wxPseudoTransparentFrame : public wxFrame
  89 {
  90 public:
  91     wxPseudoTransparentFrame(wxWindow* parent = NULL,
  92                 wxWindowID id = wxID_ANY,
  93                 const wxString& title = wxEmptyString,
  94                 const wxPoint& pos = wxDefaultPosition,
  95                 const wxSize& size = wxDefaultSize,
  96                 long style = wxDEFAULT_FRAME_STYLE,
  97                 const wxString &name = wxT("frame"))
  98                     : wxFrame(parent, id, title, pos, size, style | wxFRAME_SHAPED, name)
  99     {
 100         SetBackgroundStyle(wxBG_STYLE_CUSTOM);
 101         m_Amount=0;
 102         m_MaxWidth=0;
 103         m_MaxHeight=0;
 104         m_lastWidth=0;
 105         m_lastHeight=0;
 106 #ifdef __WXGTK__
 107         m_CanSetShape = false; // have to wait for window create event on GTK
 108 #else
 109         m_CanSetShape = true;
 110 #endif
 111         m_Region = wxRegion(0, 0, 0, 0);
 112         SetTransparent(0);
 113     }
 114
 115     virtual bool SetTransparent(wxByte alpha)
 116     {
 117         if (m_CanSetShape)
 118         {
 119             int w=100; // some defaults
 120             int h=100;
 121             GetClientSize(&w, &h);
 122
 123             m_MaxWidth = w;
 124             m_MaxHeight = h;
 125             m_Amount = alpha;
 126             m_Region.Clear();
 127 //            m_Region.Union(0, 0, 1, m_MaxWidth);
 128             if (m_Amount)
 129             {
 130                 for (int y=0; y<m_MaxHeight; y++)
 131                 {
 132                     // Reverse the order of the bottom 4 bits
 133                     int j=((y&8)?1:0)|((y&4)?2:0)|((y&2)?4:0)|((y&1)?8:0);
 134                     if ((j*16+8)<m_Amount)
 135                         m_Region.Union(0, y, m_MaxWidth, 1);
 136                 }
 137             }
 138             SetShape(m_Region);
 139             Refresh();
 140         }
 141         return true;
 142     }
 143
 144     void OnPaint(wxPaintEvent& WXUNUSED(event))
 145     {
 146         wxPaintDC dc(this);
 147
 148         if (m_Region.IsEmpty())
 149             return;
 150
 151 #ifdef __WXMAC__
 152         dc.SetBrush(wxColour(128, 192, 255));
 153 #else
 154         dc.SetBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_ACTIVECAPTION));
 155 #endif
 156         dc.SetPen(*wxTRANSPARENT_PEN);
 157
 158         wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
 159
 160         while (upd)
 161         {
 162             wxRect rect(upd.GetRect());
 163             dc.DrawRectangle(rect.x, rect.y, rect.width, rect.height);
 164
 165             ++upd;
 166         }
 167     }
 168
 169 #ifdef __WXGTK__
 170     void OnWindowCreate(wxWindowCreateEvent& WXUNUSED(event))
 171     {
 172         m_CanSetShape=true;
 173         SetTransparent(0);
 174     }
 175 #endif
 176
 177     void OnSize(wxSizeEvent& event)
 178     {
 179         // We sometimes get surplus size events
 180         if ((event.GetSize().GetWidth() == m_lastWidth) &&
 181             (event.GetSize().GetHeight() == m_lastHeight))
 182         {
 183             event.Skip();
 184             return;
 185         }
 186         m_lastWidth = event.GetSize().GetWidth();
 187         m_lastHeight = event.GetSize().GetHeight();
 188
 189         SetTransparent(m_Amount);
 190         m_Region.Intersect(0, 0, event.GetSize().GetWidth(),
 191                            event.GetSize().GetHeight());
 192         SetShape(m_Region);
 193         Refresh();
 194         event.Skip();
 195     }
 196
 197 private:
 198     wxByte m_Amount;
 199     int m_MaxWidth;
 200     int m_MaxHeight;
 201     bool m_CanSetShape;
 202     int m_lastWidth,m_lastHeight;
 203
 204     wxRegion m_Region;
 205
 206     DECLARE_DYNAMIC_CLASS(wxPseudoTransparentFrame)
 207     DECLARE_EVENT_TABLE()
 208 };
 209
 210
 211 IMPLEMENT_DYNAMIC_CLASS(wxPseudoTransparentFrame, wxFrame)
 212
 213 BEGIN_EVENT_TABLE(wxPseudoTransparentFrame, wxFrame)
 214     EVT_PAINT(wxPseudoTransparentFrame::OnPaint)
 215     EVT_SIZE(wxPseudoTransparentFrame::OnSize)
 216 #ifdef __WXGTK__
 217     EVT_WINDOW_CREATE(wxPseudoTransparentFrame::OnWindowCreate)
 218 #endif
 219 END_EVENT_TABLE()
 220
 221
 222 #else
 223   // __WXGTK20__
 224
 225 #include <gtk/gtk.h>
 226
 227 static void
 228 gtk_pseudo_window_realized_callback( GtkWidget *m_widget, void *WXUNUSED(win) )
 229 {
 230         wxSize disp = wxGetDisplaySize();
 231         int amount = 128;
 232         wxRegion region;
 233         for (int y=0; y<disp.y; y++)
 234                 {
 235                     // Reverse the order of the bottom 4 bits
 236                     int j=((y&8)?1:0)|((y&4)?2:0)|((y&2)?4:0)|((y&1)?8:0);
 237                     if ((j*16+8)<amount)
 238                         region.Union(0, y, disp.x, 1);
 239                 }
 240         gdk_window_shape_combine_region(m_widget->window, region.GetRegion(), 0, 0);
 241 }
 242
 243
 244 class wxPseudoTransparentFrame: public wxFrame
 245 {
 246 public:
 247     wxPseudoTransparentFrame(wxWindow* parent = NULL,
 248                 wxWindowID id = wxID_ANY,
 249                 const wxString& title = wxEmptyString,
 250                 const wxPoint& pos = wxDefaultPosition,
 251                 const wxSize& size = wxDefaultSize,
 252                 long style = wxDEFAULT_FRAME_STYLE,
 253                 const wxString &name = wxT("frame"))
 254     {
 255          if (!CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 256             return;
 257
 258         m_title = title;
 259
 260         m_widget = gtk_window_new( GTK_WINDOW_POPUP );
 261         g_object_ref(m_widget);
 262
 263         if (parent) parent->AddChild(this);
 264
 265         g_signal_connect( m_widget, "realize",
 266                       G_CALLBACK (gtk_pseudo_window_realized_callback), this );
 267
 268         GdkColor col;
 269         col.red = 128 * 256;
 270         col.green = 192 * 256;
 271         col.blue = 255 * 256;
 272         gtk_widget_modify_bg( m_widget, GTK_STATE_NORMAL, &col );
 273     }
 274
 275     bool SetTransparent(wxByte WXUNUSED(alpha))
 276     {
 277         return true;
 278     }
 279
 280 protected:
 281     virtual void DoSetSizeHints( int minW, int minH,
 282                                  int maxW, int maxH,
 283                                  int incW, int incH)
 284     {
 285         // the real wxFrame method doesn't work for us because we're not really
 286         // a top level window so skip it
 287         wxWindow::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
 288     }
 289
 290 private:
 291     DECLARE_DYNAMIC_CLASS(wxPseudoTransparentFrame)
 292 };
 293
 294 IMPLEMENT_DYNAMIC_CLASS(wxPseudoTransparentFrame, wxFrame)
 295
 296 #endif
 297  // __WXGTK20__
 298
 299
 300
 301 // -- static utility functions --
 302
 303 static wxBitmap wxPaneCreateStippleBitmap()
 304 {
 305     unsigned char data[] = { 0,0,0,192,192,192, 192,192,192,0,0,0 };
 306     wxImage img(2,2,data,true);
 307     return wxBitmap(img);
 308 }
 309
 310 static void DrawResizeHint(wxDC& dc, const wxRect& rect)
 311 {
 312     wxBitmap stipple = wxPaneCreateStippleBitmap();
 313     wxBrush brush(stipple);
 314     dc.SetBrush(brush);
 315 #ifdef __WXMSW__
 316     wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
 317     PatBlt(GetHdcOf(*impl), rect.GetX(), rect.GetY(), rect.GetWidth(), rect.GetHeight(), PATINVERT);
 318 #else
 319     dc.SetPen(*wxTRANSPARENT_PEN);
 320
 321     dc.SetLogicalFunction(wxXOR);
 322     dc.DrawRectangle(rect);
 323 #endif
 324 }
 325
 326
 327
 328 // CopyDocksAndPanes() - this utility function creates copies of
 329 // the dock and pane info.  wxAuiDockInfo's usually contain pointers
 330 // to wxAuiPaneInfo classes, thus this function is necessary to reliably
 331 // reconstruct that relationship in the new dock info and pane info arrays
 332
 333 static void CopyDocksAndPanes(wxAuiDockInfoArray& dest_docks,
 334                               wxAuiPaneInfoArray& dest_panes,
 335                               const wxAuiDockInfoArray& src_docks,
 336                               const wxAuiPaneInfoArray& src_panes)
 337 {
 338     dest_docks = src_docks;
 339     dest_panes = src_panes;
 340     int i, j, k, dock_count, pc1, pc2;
 341     for (i = 0, dock_count = dest_docks.GetCount(); i < dock_count; ++i)
 342     {
 343         wxAuiDockInfo& dock = dest_docks.Item(i);
 344         for (j = 0, pc1 = dock.panes.GetCount(); j < pc1; ++j)
 345             for (k = 0, pc2 = src_panes.GetCount(); k < pc2; ++k)
 346                 if (dock.panes.Item(j) == &src_panes.Item(k))
 347                     dock.panes.Item(j) = &dest_panes.Item(k);
 348     }
 349 }
 350
 351 // GetMaxLayer() is an internal function which returns
 352 // the highest layer inside the specified dock
 353 static int GetMaxLayer(const wxAuiDockInfoArray& docks,
 354                        int dock_direction)
 355 {
 356     int i, dock_count, max_layer = 0;
 357     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 358     {
 359         wxAuiDockInfo& dock = docks.Item(i);
 360         if (dock.dock_direction == dock_direction &&
 361             dock.dock_layer > max_layer && !dock.fixed)
 362                 max_layer = dock.dock_layer;
 363     }
 364     return max_layer;
 365 }
 366
 367
 368 // GetMaxRow() is an internal function which returns
 369 // the highest layer inside the specified dock
 370 static int GetMaxRow(const wxAuiPaneInfoArray& panes, int direction, int layer)
 371 {
 372     int i, pane_count, max_row = 0;
 373     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 374     {
 375         wxAuiPaneInfo& pane = panes.Item(i);
 376         if (pane.dock_direction == direction &&
 377             pane.dock_layer == layer &&
 378             pane.dock_row > max_row)
 379                 max_row = pane.dock_row;
 380     }
 381     return max_row;
 382 }
 383
 384
 385
 386 // DoInsertDockLayer() is an internal function that inserts a new dock
 387 // layer by incrementing all existing dock layer values by one
 388 static void DoInsertDockLayer(wxAuiPaneInfoArray& panes,
 389                               int dock_direction,
 390                               int dock_layer)
 391 {
 392     int i, pane_count;
 393     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 394     {
 395         wxAuiPaneInfo& pane = panes.Item(i);
 396         if (!pane.IsFloating() &&
 397             pane.dock_direction == dock_direction &&
 398             pane.dock_layer >= dock_layer)
 399                 pane.dock_layer++;
 400     }
 401 }
 402
 403 // DoInsertDockLayer() is an internal function that inserts a new dock
 404 // row by incrementing all existing dock row values by one
 405 static void DoInsertDockRow(wxAuiPaneInfoArray& panes,
 406                             int dock_direction,
 407                             int dock_layer,
 408                             int dock_row)
 409 {
 410     int i, pane_count;
 411     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 412     {
 413         wxAuiPaneInfo& pane = panes.Item(i);
 414         if (!pane.IsFloating() &&
 415             pane.dock_direction == dock_direction &&
 416             pane.dock_layer == dock_layer &&
 417             pane.dock_row >= dock_row)
 418                 pane.dock_row++;
 419     }
 420 }
 421
 422 // DoInsertDockLayer() is an internal function that inserts a space for
 423 // another dock pane by incrementing all existing dock row values by one
 424 static void DoInsertPane(wxAuiPaneInfoArray& panes,
 425                          int dock_direction,
 426                          int dock_layer,
 427                          int dock_row,
 428                          int dock_pos)
 429 {
 430     int i, pane_count;
 431     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 432     {
 433         wxAuiPaneInfo& pane = panes.Item(i);
 434         if (!pane.IsFloating() &&
 435             pane.dock_direction == dock_direction &&
 436             pane.dock_layer == dock_layer &&
 437             pane.dock_row == dock_row &&
 438             pane.dock_pos >= dock_pos)
 439                 pane.dock_pos++;
 440     }
 441 }
 442
 443 // FindDocks() is an internal function that returns a list of docks which meet
 444 // the specified conditions in the parameters and returns a sorted array
 445 // (sorted by layer and then row)
 446 static void FindDocks(wxAuiDockInfoArray& docks,
 447                       int dock_direction,
 448                       int dock_layer,
 449                       int dock_row,
 450                       wxAuiDockInfoPtrArray& arr)
 451 {
 452     int begin_layer = dock_layer;
 453     int end_layer = dock_layer;
 454     int begin_row = dock_row;
 455     int end_row = dock_row;
 456     int dock_count = docks.GetCount();
 457     int layer, row, i, max_row = 0, max_layer = 0;
 458
 459     // discover the maximum dock layer and the max row
 460     for (i = 0; i < dock_count; ++i)
 461     {
 462         max_row = wxMax(max_row, docks.Item(i).dock_row);
 463         max_layer = wxMax(max_layer, docks.Item(i).dock_layer);
 464     }
 465
 466     // if no dock layer was specified, search all dock layers
 467     if (dock_layer == -1)
 468     {
 469         begin_layer = 0;
 470         end_layer = max_layer;
 471     }
 472
 473     // if no dock row was specified, search all dock row
 474     if (dock_row == -1)
 475     {
 476         begin_row = 0;
 477         end_row = max_row;
 478     }
 479
 480     arr.Clear();
 481
 482     for (layer = begin_layer; layer <= end_layer; ++layer)
 483         for (row = begin_row; row <= end_row; ++row)
 484             for (i = 0; i < dock_count; ++i)
 485             {
 486                 wxAuiDockInfo& d = docks.Item(i);
 487                 if (dock_direction == -1 || dock_direction == d.dock_direction)
 488                 {
 489                     if (d.dock_layer == layer && d.dock_row == row)
 490                         arr.Add(&d);
 491                 }
 492             }
 493 }
 494
 495 // FindPaneInDock() looks up a specified window pointer inside a dock.
 496 // If found, the corresponding wxAuiPaneInfo pointer is returned, otherwise NULL.
 497 static wxAuiPaneInfo* FindPaneInDock(const wxAuiDockInfo& dock, wxWindow* window)
 498 {
 499     int i, count = dock.panes.GetCount();
 500     for (i = 0; i < count; ++i)
 501     {
 502         wxAuiPaneInfo* p = dock.panes.Item(i);
 503         if (p->window == window)
 504             return p;
 505     }
 506     return NULL;
 507 }
 508
 509 // RemovePaneFromDocks() removes a pane window from all docks
 510 // with a possible exception specified by parameter "ex_cept"
 511 static void RemovePaneFromDocks(wxAuiDockInfoArray& docks,
 512                                 wxAuiPaneInfo& pane,
 513                                 wxAuiDockInfo* ex_cept  = NULL  )
 514 {
 515     int i, dock_count;
 516     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 517     {
 518         wxAuiDockInfo& d = docks.Item(i);
 519         if (&d == ex_cept)
 520             continue;
 521         wxAuiPaneInfo* pi = FindPaneInDock(d, pane.window);
 522         if (pi)
 523             d.panes.Remove(pi);
 524     }
 525 }
 526
 527 /*
 528 // This function works fine, and may be used in the future
 529
 530 // RenumberDockRows() takes a dock and assigns sequential numbers
 531 // to existing rows.  Basically it takes out the gaps; so if a
 532 // dock has rows with numbers 0,2,5, they will become 0,1,2
 533 static void RenumberDockRows(wxAuiDockInfoPtrArray& docks)
 534 {
 535     int i, dock_count;
 536     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 537     {
 538         wxAuiDockInfo& dock = *docks.Item(i);
 539         dock.dock_row = i;
 540
 541         int j, pane_count;
 542         for (j = 0, pane_count = dock.panes.GetCount(); j < pane_count; ++j)
 543             dock.panes.Item(j)->dock_row = i;
 544     }
 545 }
 546 */
 547
 548
 549 // SetActivePane() sets the active pane, as well as cycles through
 550 // every other pane and makes sure that all others' active flags
 551 // are turned off
 552 static void SetActivePane(wxAuiPaneInfoArray& panes, wxWindow* active_pane)
 553 {
 554     int i, pane_count;
 555     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 556     {
 557         wxAuiPaneInfo& pane = panes.Item(i);
 558         pane.state &= ~wxAuiPaneInfo::optionActive;
 559         if (pane.window == active_pane)
 560             pane.state |= wxAuiPaneInfo::optionActive;
 561     }
 562 }
 563
 564
 565 // this function is used to sort panes by dock position
 566 static int PaneSortFunc(wxAuiPaneInfo** p1, wxAuiPaneInfo** p2)
 567 {
 568     return ((*p1)->dock_pos < (*p2)->dock_pos) ? -1 : 1;
 569 }
 570
 571
 572
 573 // -- wxAuiManager class implementation --
 574
 575
 576 BEGIN_EVENT_TABLE(wxAuiManager, wxEvtHandler)
 577     EVT_AUI_PANE_BUTTON(wxAuiManager::OnPaneButton)
 578     EVT_AUI_RENDER(wxAuiManager::OnRender)
 579     EVT_PAINT(wxAuiManager::OnPaint)
 580     EVT_ERASE_BACKGROUND(wxAuiManager::OnEraseBackground)
 581     EVT_SIZE(wxAuiManager::OnSize)
 582     EVT_SET_CURSOR(wxAuiManager::OnSetCursor)
 583     EVT_LEFT_DOWN(wxAuiManager::OnLeftDown)
 584     EVT_LEFT_UP(wxAuiManager::OnLeftUp)
 585     EVT_MOTION(wxAuiManager::OnMotion)
 586     EVT_LEAVE_WINDOW(wxAuiManager::OnLeaveWindow)
 587     EVT_MOUSE_CAPTURE_LOST(wxAuiManager::OnCaptureLost)
 588     EVT_CHILD_FOCUS(wxAuiManager::OnChildFocus)
 589     EVT_AUI_FIND_MANAGER(wxAuiManager::OnFindManager)
 590 END_EVENT_TABLE()
 591
 592
 593 wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
 594 {
 595     m_action = actionNone;
 596     m_action_window = NULL;
 597     m_last_mouse_move = wxPoint();
 598     m_hover_button = NULL;
 599     m_art = new wxAuiDefaultDockArt;
 600     m_hint_wnd = NULL;
 601     m_flags = flags;
 602     m_skipping = false;
 603     m_has_maximized = false;
 604     m_frame = NULL;
 605     m_dock_constraint_x = 0.3;
 606     m_dock_constraint_y = 0.3;
 607     m_reserved = NULL;
 608     m_currentDragItem = -1;
 609
 610     if (managed_wnd)
 611     {
 612         SetManagedWindow(managed_wnd);
 613     }
 614 }
 615
 616 wxAuiManager::~wxAuiManager()
 617 {
 618     // NOTE: It's possible that the windows have already been destroyed by the
 619     // time this dtor is called, so this loop can result in memory access via
 620     // invalid pointers, resulting in a crash.  So it will be disabled while
 621     // waiting for a better solution.
 622 #if 0
 623     for ( size_t i = 0; i < m_panes.size(); i++ )
 624     {
 625         wxAuiPaneInfo& pinfo = m_panes[i];
 626         if (pinfo.window && !pinfo.window->GetParent())
 627             delete pinfo.window;
 628     }
 629 #endif
 630
 631     delete m_art;
 632 }
 633
 634 // creates a floating frame for the windows
 635 wxAuiFloatingFrame* wxAuiManager::CreateFloatingFrame(wxWindow* parent,
 636                                                       const wxAuiPaneInfo& pane_info)
 637 {
 638     return new wxAuiFloatingFrame(parent, this, pane_info);
 639 }
 640
 641 bool wxAuiManager::CanDockPanel(const wxAuiPaneInfo & WXUNUSED(p))
 642 {
 643     // if a key modifier is pressed while dragging the frame,
 644     // don't dock the window
 645     return !(wxGetKeyState(WXK_CONTROL) || wxGetKeyState(WXK_ALT));
 646 }
 647
 648 // GetPane() looks up a wxAuiPaneInfo structure based
 649 // on the supplied window pointer.  Upon failure, GetPane()
 650 // returns an empty wxAuiPaneInfo, a condition which can be checked
 651 // by calling wxAuiPaneInfo::IsOk().
 652 //
 653 // The pane info's structure may then be modified.  Once a pane's
 654 // info is modified, wxAuiManager::Update() must be called to
 655 // realize the changes in the UI.
 656
 657 wxAuiPaneInfo& wxAuiManager::GetPane(wxWindow* window)
 658 {
 659     int i, pane_count;
 660     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 661     {
 662         wxAuiPaneInfo& p = m_panes.Item(i);
 663         if (p.window == window)
 664             return p;
 665     }
 666     return wxAuiNullPaneInfo;
 667 }
 668
 669 // this version of GetPane() looks up a pane based on a
 670 // 'pane name', see above comment for more info
 671 wxAuiPaneInfo& wxAuiManager::GetPane(const wxString& name)
 672 {
 673     int i, pane_count;
 674     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 675     {
 676         wxAuiPaneInfo& p = m_panes.Item(i);
 677         if (p.name == name)
 678             return p;
 679     }
 680     return wxAuiNullPaneInfo;
 681 }
 682
 683 // GetAllPanes() returns a reference to all the pane info structures
 684 wxAuiPaneInfoArray& wxAuiManager::GetAllPanes()
 685 {
 686     return m_panes;
 687 }
 688
 689 // HitTest() is an internal function which determines
 690 // which UI item the specified coordinates are over
 691 // (x,y) specify a position in client coordinates
 692 wxAuiDockUIPart* wxAuiManager::HitTest(int x, int y)
 693 {
 694     wxAuiDockUIPart* result = NULL;
 695
 696     int i, part_count;
 697     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
 698     {
 699         wxAuiDockUIPart* item = &m_uiparts.Item(i);
 700
 701         // we are not interested in typeDock, because this space
 702         // isn't used to draw anything, just for measurements;
 703         // besides, the entire dock area is covered with other
 704         // rectangles, which we are interested in.
 705         if (item->type == wxAuiDockUIPart::typeDock)
 706             continue;
 707
 708         // if we already have a hit on a more specific item, we are not
 709         // interested in a pane hit.  If, however, we don't already have
 710         // a hit, returning a pane hit is necessary for some operations
 711         if ((item->type == wxAuiDockUIPart::typePane ||
 712             item->type == wxAuiDockUIPart::typePaneBorder) && result)
 713             continue;
 714
 715         // if the point is inside the rectangle, we have a hit
 716         if (item->rect.Contains(x,y))
 717             result = item;
 718     }
 719
 720     return result;
 721 }
 722
 723
 724 // SetFlags() and GetFlags() allow the owner to set various
 725 // options which are global to wxAuiManager
 726 void wxAuiManager::SetFlags(unsigned int flags)
 727 {
 728     // find out if we have to call UpdateHintWindowConfig()
 729     bool update_hint_wnd = false;
 730     unsigned int hint_mask = wxAUI_MGR_TRANSPARENT_HINT |
 731                              wxAUI_MGR_VENETIAN_BLINDS_HINT |
 732                              wxAUI_MGR_RECTANGLE_HINT;
 733     if ((flags & hint_mask) != (m_flags & hint_mask))
 734         update_hint_wnd = true;
 735
 736
 737     // set the new flags
 738     m_flags = flags;
 739
 740     if (update_hint_wnd)
 741     {
 742         UpdateHintWindowConfig();
 743     }
 744 }
 745
 746 unsigned int wxAuiManager::GetFlags() const
 747 {
 748     return m_flags;
 749 }
 750
 751 // Convenience function
 752 bool wxAuiManager_HasLiveResize(wxAuiManager& manager)
 753 {
 754     // With Core Graphics on Mac, it's not possible to show sash feedback,
 755     // so we'll always use live update instead.
 756 #if defined(__WXMAC__)
 757     wxUnusedVar(manager);
 758     return true;
 759 #else
 760     return (manager.GetFlags() & wxAUI_MGR_LIVE_RESIZE) == wxAUI_MGR_LIVE_RESIZE;
 761 #endif
 762 }
 763
 764 // don't use these anymore as they are deprecated
 765 // use Set/GetManagedFrame() instead
 766 void wxAuiManager::SetFrame(wxFrame* frame)
 767 {
 768     SetManagedWindow((wxWindow*)frame);
 769 }
 770
 771 wxFrame* wxAuiManager::GetFrame() const
 772 {
 773     return (wxFrame*)m_frame;
 774 }
 775
 776
 777 // this function will return the aui manager for a given
 778 // window.  The |window| parameter should be any child window
 779 // or grand-child window (and so on) of the frame/window
 780 // managed by wxAuiManager.  The |window| parameter does not
 781 // need to be managed by the manager itself.
 782 wxAuiManager* wxAuiManager::GetManager(wxWindow* window)
 783 {
 784     wxAuiManagerEvent evt(wxEVT_AUI_FIND_MANAGER);
 785     evt.SetManager(NULL);
 786     evt.ResumePropagation(wxEVENT_PROPAGATE_MAX);
 787     if (!window->GetEventHandler()->ProcessEvent(evt))
 788         return NULL;
 789
 790     return evt.GetManager();
 791 }
 792
 793
 794 void wxAuiManager::UpdateHintWindowConfig()
 795 {
 796     // find out if the the system can do transparent frames
 797     bool can_do_transparent = false;
 798
 799     wxWindow* w = m_frame;
 800     while (w)
 801     {
 802         if (w->IsKindOf(CLASSINFO(wxFrame)))
 803         {
 804             wxFrame* f = static_cast<wxFrame*>(w);
 805             can_do_transparent = f->CanSetTransparent();
 806
 807             break;
 808         }
 809
 810         w = w->GetParent();
 811     }
 812
 813     // if there is an existing hint window, delete it
 814     if (m_hint_wnd)
 815     {
 816         m_hint_wnd->Destroy();
 817         m_hint_wnd = NULL;
 818     }
 819
 820     m_hint_fademax = 50;
 821     m_hint_wnd = NULL;
 822
 823     if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) && can_do_transparent)
 824     {
 825         // Make a window to use for a transparent hint
 826         #if defined(__WXMSW__) || defined(__WXGTK__)
 827             m_hint_wnd = new wxFrame(m_frame, wxID_ANY, wxEmptyString,
 828                                      wxDefaultPosition, wxSize(1,1),
 829                                          wxFRAME_TOOL_WINDOW |
 830                                          wxFRAME_FLOAT_ON_PARENT |
 831                                          wxFRAME_NO_TASKBAR |
 832                                          wxNO_BORDER);
 833
 834             m_hint_wnd->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_ACTIVECAPTION));
 835         #elif defined(__WXMAC__)
 836             // Using a miniframe with float and tool styles keeps the parent
 837             // frame activated and highlighted as such...
 838             m_hint_wnd = new wxMiniFrame(m_frame, wxID_ANY, wxEmptyString,
 839                                          wxDefaultPosition, wxSize(1,1),
 840                                          wxFRAME_FLOAT_ON_PARENT
 841                                          | wxFRAME_TOOL_WINDOW );
 842             m_hint_wnd->Connect(wxEVT_ACTIVATE,
 843                 wxActivateEventHandler(wxAuiManager::OnHintActivate), NULL, this);
 844
 845             // Can't set the bg colour of a Frame in wxMac
 846             wxPanel* p = new wxPanel(m_hint_wnd);
 847
 848             // The default wxSYS_COLOUR_ACTIVECAPTION colour is a light silver
 849             // color that is really hard to see, especially transparent.
 850             // Until a better system color is decided upon we'll just use
 851             // blue.
 852             p->SetBackgroundColour(*wxBLUE);
 853         #endif
 854
 855     }
 856     else
 857     {
 858         if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) != 0 ||
 859             (m_flags & wxAUI_MGR_VENETIAN_BLINDS_HINT) != 0)
 860         {
 861             // system can't support transparent fade, or the venetian
 862             // blinds effect was explicitly requested
 863             m_hint_wnd = new wxPseudoTransparentFrame(m_frame,
 864                                                       wxID_ANY,
 865                                                       wxEmptyString,
 866                                                       wxDefaultPosition,
 867                                                       wxSize(1,1),
 868                                                             wxFRAME_TOOL_WINDOW |
 869                                                             wxFRAME_FLOAT_ON_PARENT |
 870                                                             wxFRAME_NO_TASKBAR |
 871                                                             wxNO_BORDER);
 872             m_hint_fademax = 128;
 873         }
 874     }
 875 }
 876
 877
 878 // SetManagedWindow() is usually called once when the frame
 879 // manager class is being initialized.  "frame" specifies
 880 // the frame which should be managed by the frame mananger
 881 void wxAuiManager::SetManagedWindow(wxWindow* wnd)
 882 {
 883     wxASSERT_MSG(wnd, wxT("specified window must be non-NULL"));
 884
 885     m_frame = wnd;
 886     m_frame->PushEventHandler(this);
 887
 888 #if wxUSE_MDI
 889     // if the owner is going to manage an MDI parent frame,
 890     // we need to add the MDI client window as the default
 891     // center pane
 892
 893     if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
 894     {
 895         wxMDIParentFrame* mdi_frame = (wxMDIParentFrame*)m_frame;
 896         wxWindow* client_window = mdi_frame->GetClientWindow();
 897
 898         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
 899
 900         AddPane(client_window,
 901                 wxAuiPaneInfo().Name(wxT("mdiclient")).
 902                 CenterPane().PaneBorder(false));
 903     }
 904     else if (m_frame->IsKindOf(CLASSINFO(wxAuiMDIParentFrame)))
 905     {
 906         wxAuiMDIParentFrame* mdi_frame = (wxAuiMDIParentFrame*)m_frame;
 907         wxAuiMDIClientWindow* client_window = mdi_frame->GetClientWindow();
 908         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
 909
 910         AddPane(client_window,
 911                 wxAuiPaneInfo().Name(wxT("mdiclient")).
 912                 CenterPane().PaneBorder(false));
 913     }
 914
 915 #endif
 916
 917     UpdateHintWindowConfig();
 918 }
 919
 920
 921 // UnInit() must be called, usually in the destructor
 922 // of the frame class.   If it is not called, usually this
 923 // will result in a crash upon program exit
 924 void wxAuiManager::UnInit()
 925 {
 926     if (m_frame)
 927     {
 928         m_frame->RemoveEventHandler(this);
 929     }
 930 }
 931
 932 // GetManagedWindow() returns the window pointer being managed
 933 wxWindow* wxAuiManager::GetManagedWindow() const
 934 {
 935     return m_frame;
 936 }
 937
 938 wxAuiDockArt* wxAuiManager::GetArtProvider() const
 939 {
 940     return m_art;
 941 }
 942
 943 void wxAuiManager::ProcessMgrEvent(wxAuiManagerEvent& event)
 944 {
 945     // first, give the owner frame a chance to override
 946     if (m_frame)
 947     {
 948         if (m_frame->GetEventHandler()->ProcessEvent(event))
 949             return;
 950     }
 951
 952     ProcessEvent(event);
 953 }
 954
 955 // SetArtProvider() instructs wxAuiManager to use the
 956 // specified art provider for all drawing calls.  This allows
 957 // plugable look-and-feel features.  The pointer that is
 958 // passed to this method subsequently belongs to wxAuiManager,
 959 // and is deleted in the frame manager destructor
 960 void wxAuiManager::SetArtProvider(wxAuiDockArt* art_provider)
 961 {
 962     // delete the last art provider, if any
 963     delete m_art;
 964
 965     // assign the new art provider
 966     m_art = art_provider;
 967 }
 968
 969
 970 bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
 971 {
 972     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
 973
 974     // check if the pane has a valid window
 975     if (!window)
 976         return false;
 977
 978     // check if the window is already managed by us
 979     if (GetPane(pane_info.window).IsOk())
 980         return false;
 981
 982     // check if the pane name already exists, this could reveal a
 983     // bug in the library user's application
 984     bool already_exists = false;
 985     if (!pane_info.name.empty() && GetPane(pane_info.name).IsOk())
 986     {
 987         wxFAIL_MSG(wxT("A pane with that name already exists in the manager!"));
 988         already_exists = true;
 989     }
 990
 991     // if the new pane is docked then we should undo maximize
 992     if (pane_info.IsDocked())
 993         RestoreMaximizedPane();
 994
 995     m_panes.Add(pane_info);
 996
 997     wxAuiPaneInfo& pinfo = m_panes.Last();
 998
 999     // set the pane window
1000     pinfo.window = window;
1001
1002
1003     // if the pane's name identifier is blank, create a random string
1004     if (pinfo.name.empty() || already_exists)
1005     {
1006         pinfo.name.Printf(wxT("%08lx%08x%08x%08lx"),
1007              wxPtrToUInt(pinfo.window) & 0xffffffff,
1008              (unsigned int)time(NULL),
1009 #ifdef __WXWINCE__
1010              (unsigned int)GetTickCount(),
1011 #else
1012              (unsigned int)clock(),
1013 #endif
1014              (unsigned long)m_panes.GetCount());
1015     }
1016
1017     // set initial proportion (if not already set)
1018     if (pinfo.dock_proportion == 0)
1019         pinfo.dock_proportion = 100000;
1020
1021     if (pinfo.HasMaximizeButton())
1022     {
1023         wxAuiPaneButton button;
1024         button.button_id = wxAUI_BUTTON_MAXIMIZE_RESTORE;
1025         pinfo.buttons.Add(button);
1026     }
1027
1028     if (pinfo.HasPinButton())
1029     {
1030         wxAuiPaneButton button;
1031         button.button_id = wxAUI_BUTTON_PIN;
1032         pinfo.buttons.Add(button);
1033     }
1034
1035     if (pinfo.HasCloseButton())
1036     {
1037         wxAuiPaneButton button;
1038         button.button_id = wxAUI_BUTTON_CLOSE;
1039         pinfo.buttons.Add(button);
1040     }
1041
1042     if (pinfo.HasGripper())
1043     {
1044         if (pinfo.window->IsKindOf(CLASSINFO(wxAuiToolBar)))
1045         {
1046             // prevent duplicate gripper -- both wxAuiManager and wxAuiToolBar
1047             // have a gripper control.  The toolbar's built-in gripper
1048             // meshes better with the look and feel of the control than ours,
1049             // so turn wxAuiManager's gripper off, and the toolbar's on.
1050
1051             wxAuiToolBar* tb = static_cast<wxAuiToolBar*>(pinfo.window);
1052             pinfo.SetFlag(wxAuiPaneInfo::optionGripper, false);
1053             tb->SetGripperVisible(true);
1054         }
1055     }
1056
1057
1058     if (pinfo.best_size == wxDefaultSize &&
1059         pinfo.window)
1060     {
1061         pinfo.best_size = pinfo.window->GetClientSize();
1062
1063 #if wxUSE_TOOLBAR
1064         if (pinfo.window->IsKindOf(CLASSINFO(wxToolBar)))
1065         {
1066             // GetClientSize() doesn't get the best size for
1067             // a toolbar under some newer versions of wxWidgets,
1068             // so use GetBestSize()
1069             pinfo.best_size = pinfo.window->GetBestSize();
1070         }
1071 #endif // wxUSE_TOOLBAR
1072
1073         if (pinfo.min_size != wxDefaultSize)
1074         {
1075             if (pinfo.best_size.x < pinfo.min_size.x)
1076                 pinfo.best_size.x = pinfo.min_size.x;
1077             if (pinfo.best_size.y < pinfo.min_size.y)
1078                 pinfo.best_size.y = pinfo.min_size.y;
1079         }
1080     }
1081
1082
1083
1084     return true;
1085 }
1086
1087 bool wxAuiManager::AddPane(wxWindow* window,
1088                            int direction,
1089                            const wxString& caption)
1090 {
1091     wxAuiPaneInfo pinfo;
1092     pinfo.Caption(caption);
1093     switch (direction)
1094     {
1095         case wxTOP:    pinfo.Top(); break;
1096         case wxBOTTOM: pinfo.Bottom(); break;
1097         case wxLEFT:   pinfo.Left(); break;
1098         case wxRIGHT:  pinfo.Right(); break;
1099         case wxCENTER: pinfo.CenterPane(); break;
1100     }
1101     return AddPane(window, pinfo);
1102 }
1103
1104 bool wxAuiManager::AddPane(wxWindow* window,
1105                            const wxAuiPaneInfo& pane_info,
1106                            const wxPoint& drop_pos)
1107 {
1108     if (!AddPane(window, pane_info))
1109         return false;
1110
1111     wxAuiPaneInfo& pane = GetPane(window);
1112
1113     DoDrop(m_docks, m_panes, pane, drop_pos, wxPoint(0,0));
1114
1115     return true;
1116 }
1117
1118 bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
1119                                 int insert_level)
1120 {
1121     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1122
1123     // shift the panes around, depending on the insert level
1124     switch (insert_level)
1125     {
1126         case wxAUI_INSERT_PANE:
1127             DoInsertPane(m_panes,
1128                  pane_info.dock_direction,
1129                  pane_info.dock_layer,
1130                  pane_info.dock_row,
1131                  pane_info.dock_pos);
1132             break;
1133         case wxAUI_INSERT_ROW:
1134             DoInsertDockRow(m_panes,
1135                  pane_info.dock_direction,
1136                  pane_info.dock_layer,
1137                  pane_info.dock_row);
1138             break;
1139         case wxAUI_INSERT_DOCK:
1140             DoInsertDockLayer(m_panes,
1141                  pane_info.dock_direction,
1142                  pane_info.dock_layer);
1143             break;
1144     }
1145
1146     // if the window already exists, we are basically just moving/inserting the
1147     // existing window.  If it doesn't exist, we need to add it and insert it
1148     wxAuiPaneInfo& existing_pane = GetPane(window);
1149     if (!existing_pane.IsOk())
1150     {
1151         return AddPane(window, pane_info);
1152     }
1153     else
1154     {
1155         if (pane_info.IsFloating())
1156         {
1157             existing_pane.Float();
1158             if (pane_info.floating_pos != wxDefaultPosition)
1159                 existing_pane.FloatingPosition(pane_info.floating_pos);
1160             if (pane_info.floating_size != wxDefaultSize)
1161                 existing_pane.FloatingSize(pane_info.floating_size);
1162         }
1163         else
1164         {
1165             // if the new pane is docked then we should undo maximize
1166             RestoreMaximizedPane();
1167
1168             existing_pane.Direction(pane_info.dock_direction);
1169             existing_pane.Layer(pane_info.dock_layer);
1170             existing_pane.Row(pane_info.dock_row);
1171             existing_pane.Position(pane_info.dock_pos);
1172         }
1173     }
1174
1175     return true;
1176 }
1177
1178
1179 // DetachPane() removes a pane from the frame manager.  This
1180 // method will not destroy the window that is removed.
1181 bool wxAuiManager::DetachPane(wxWindow* window)
1182 {
1183     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1184
1185     int i, count;
1186     for (i = 0, count = m_panes.GetCount(); i < count; ++i)
1187     {
1188         wxAuiPaneInfo& p = m_panes.Item(i);
1189         if (p.window == window)
1190         {
1191             if (p.frame)
1192             {
1193                 // we have a floating frame which is being detached. We need to
1194                 // reparent it to m_frame and destroy the floating frame
1195
1196                 // reduce flicker
1197                 p.window->SetSize(1,1);
1198
1199                 if (p.frame->IsShown())
1200                     p.frame->Show(false);
1201
1202                 // reparent to m_frame and destroy the pane
1203                 if (m_action_window == p.frame)
1204                 {
1205                     m_action_window = NULL;
1206                 }
1207
1208                 p.window->Reparent(m_frame);
1209                 p.frame->SetSizer(NULL);
1210                 p.frame->Destroy();
1211                 p.frame = NULL;
1212             }
1213
1214             // make sure there are no references to this pane in our uiparts,
1215             // just in case the caller doesn't call Update() immediately after
1216             // the DetachPane() call.  This prevets obscure crashes which would
1217             // happen at window repaint if the caller forgets to call Update()
1218             int pi, part_count;
1219             for (pi = 0, part_count = (int)m_uiparts.GetCount(); pi < part_count; ++pi)
1220             {
1221                 wxAuiDockUIPart& part = m_uiparts.Item(pi);
1222                 if (part.pane == &p)
1223                 {
1224                     m_uiparts.RemoveAt(pi);
1225                     part_count--;
1226                     pi--;
1227                     continue;
1228                 }
1229             }
1230
1231             m_panes.RemoveAt(i);
1232             return true;
1233         }
1234     }
1235     return false;
1236 }
1237
1238 // ClosePane() destroys or hides the pane depending on its flags
1239 void wxAuiManager::ClosePane(wxAuiPaneInfo& pane_info)
1240 {
1241     // if we were maximized, restore
1242     if (pane_info.IsMaximized())
1243     {
1244         RestorePane(pane_info);
1245     }
1246
1247     // first, hide the window
1248     if (pane_info.window && pane_info.window->IsShown())
1249     {
1250         pane_info.window->Show(false);
1251     }
1252
1253     // make sure that we are the parent of this window
1254     if (pane_info.window && pane_info.window->GetParent() != m_frame)
1255     {
1256         pane_info.window->Reparent(m_frame);
1257     }
1258
1259     // if we have a frame, destroy it
1260     if (pane_info.frame)
1261     {
1262         pane_info.frame->Destroy();
1263         pane_info.frame = NULL;
1264     }
1265
1266     // now we need to either destroy or hide the pane
1267     if (pane_info.IsDestroyOnClose())
1268     {
1269         wxWindow * window = pane_info.window;
1270         DetachPane(window);
1271         if (window)
1272         {
1273             window->Destroy();
1274         }
1275     }
1276     else
1277     {
1278         pane_info.Hide();
1279     }
1280 }
1281
1282 void wxAuiManager::MaximizePane(wxAuiPaneInfo& pane_info)
1283 {
1284     int i, pane_count;
1285
1286     // un-maximize and hide all other panes
1287     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1288     {
1289         wxAuiPaneInfo& p = m_panes.Item(i);
1290         if (!p.IsToolbar() && !p.IsFloating())
1291         {
1292             p.Restore();
1293
1294             // save hidden state
1295             p.SetFlag(wxAuiPaneInfo::savedHiddenState,
1296                       p.HasFlag(wxAuiPaneInfo::optionHidden));
1297
1298             // hide the pane, because only the newly
1299             // maximized pane should show
1300             p.Hide();
1301         }
1302     }
1303
1304     // mark ourselves maximized
1305     pane_info.Maximize();
1306     pane_info.Show();
1307     m_has_maximized = true;
1308
1309     // last, show the window
1310     if (pane_info.window && !pane_info.window->IsShown())
1311     {
1312         pane_info.window->Show(true);
1313     }
1314 }
1315
1316 void wxAuiManager::RestorePane(wxAuiPaneInfo& pane_info)
1317 {
1318     int i, pane_count;
1319
1320     // restore all the panes
1321     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1322     {
1323         wxAuiPaneInfo& p = m_panes.Item(i);
1324         if (!p.IsToolbar())
1325         {
1326             p.SetFlag(wxAuiPaneInfo::optionHidden,
1327                       p.HasFlag(wxAuiPaneInfo::savedHiddenState));
1328         }
1329     }
1330
1331     // mark ourselves non-maximized
1332     pane_info.Restore();
1333     m_has_maximized = false;
1334
1335     // last, show the window
1336     if (pane_info.window && !pane_info.window->IsShown())
1337     {
1338         pane_info.window->Show(true);
1339     }
1340 }
1341
1342 void wxAuiManager::RestoreMaximizedPane()
1343 {
1344     int i, pane_count;
1345
1346     // restore all the panes
1347     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1348     {
1349         wxAuiPaneInfo& p = m_panes.Item(i);
1350         if (p.IsMaximized())
1351         {
1352             RestorePane(p);
1353             break;
1354         }
1355     }
1356 }
1357
1358 // EscapeDelimiters() changes ";" into "\;" and "|" into "\|"
1359 // in the input string.  This is an internal functions which is
1360 // used for saving perspectives
1361 static wxString EscapeDelimiters(const wxString& s)
1362 {
1363     wxString result;
1364     result.Alloc(s.length());
1365     const wxChar* ch = s.c_str();
1366     while (*ch)
1367     {
1368         if (*ch == wxT(';') || *ch == wxT('|'))
1369             result += wxT('\\');
1370         result += *ch;
1371         ++ch;
1372     }
1373     return result;
1374 }
1375
1376 wxString wxAuiManager::SavePaneInfo(wxAuiPaneInfo& pane)
1377 {
1378     wxString result = wxT("name=");
1379     result += EscapeDelimiters(pane.name);
1380     result += wxT(";");
1381
1382     result += wxT("caption=");
1383     result += EscapeDelimiters(pane.caption);
1384     result += wxT(";");
1385
1386     result += wxString::Format(wxT("state=%u;"), pane.state);
1387     result += wxString::Format(wxT("dir=%d;"), pane.dock_direction);
1388     result += wxString::Format(wxT("layer=%d;"), pane.dock_layer);
1389     result += wxString::Format(wxT("row=%d;"), pane.dock_row);
1390     result += wxString::Format(wxT("pos=%d;"), pane.dock_pos);
1391     result += wxString::Format(wxT("prop=%d;"), pane.dock_proportion);
1392     result += wxString::Format(wxT("bestw=%d;"), pane.best_size.x);
1393     result += wxString::Format(wxT("besth=%d;"), pane.best_size.y);
1394     result += wxString::Format(wxT("minw=%d;"), pane.min_size.x);
1395     result += wxString::Format(wxT("minh=%d;"), pane.min_size.y);
1396     result += wxString::Format(wxT("maxw=%d;"), pane.max_size.x);
1397     result += wxString::Format(wxT("maxh=%d;"), pane.max_size.y);
1398     result += wxString::Format(wxT("floatx=%d;"), pane.floating_pos.x);
1399     result += wxString::Format(wxT("floaty=%d;"), pane.floating_pos.y);
1400     result += wxString::Format(wxT("floatw=%d;"), pane.floating_size.x);
1401     result += wxString::Format(wxT("floath=%d"), pane.floating_size.y);
1402
1403     return result;
1404 }
1405
1406 // Load a "pane" with the pane infor settings in pane_part
1407 void wxAuiManager::LoadPaneInfo(wxString pane_part, wxAuiPaneInfo &pane)
1408 {
1409     // replace escaped characters so we can
1410     // split up the string easily
1411     pane_part.Replace(wxT("\\|"), wxT("\a"));
1412     pane_part.Replace(wxT("\\;"), wxT("\b"));
1413
1414     while(1)
1415     {
1416         wxString val_part = pane_part.BeforeFirst(wxT(';'));
1417         pane_part = pane_part.AfterFirst(wxT(';'));
1418         wxString val_name = val_part.BeforeFirst(wxT('='));
1419         wxString value = val_part.AfterFirst(wxT('='));
1420         val_name.MakeLower();
1421         val_name.Trim(true);
1422         val_name.Trim(false);
1423         value.Trim(true);
1424         value.Trim(false);
1425
1426         if (val_name.empty())
1427             break;
1428
1429         if (val_name == wxT("name"))
1430             pane.name = value;
1431         else if (val_name == wxT("caption"))
1432             pane.caption = value;
1433         else if (val_name == wxT("state"))
1434             pane.state = (unsigned int)wxAtoi(value.c_str());
1435         else if (val_name == wxT("dir"))
1436             pane.dock_direction = wxAtoi(value.c_str());
1437         else if (val_name == wxT("layer"))
1438             pane.dock_layer = wxAtoi(value.c_str());
1439         else if (val_name == wxT("row"))
1440             pane.dock_row = wxAtoi(value.c_str());
1441         else if (val_name == wxT("pos"))
1442             pane.dock_pos = wxAtoi(value.c_str());
1443         else if (val_name == wxT("prop"))
1444             pane.dock_proportion = wxAtoi(value.c_str());
1445         else if (val_name == wxT("bestw"))
1446             pane.best_size.x = wxAtoi(value.c_str());
1447         else if (val_name == wxT("besth"))
1448             pane.best_size.y = wxAtoi(value.c_str());
1449         else if (val_name == wxT("minw"))
1450             pane.min_size.x = wxAtoi(value.c_str());
1451         else if (val_name == wxT("minh"))
1452             pane.min_size.y = wxAtoi(value.c_str());
1453         else if (val_name == wxT("maxw"))
1454             pane.max_size.x = wxAtoi(value.c_str());
1455         else if (val_name == wxT("maxh"))
1456             pane.max_size.y = wxAtoi(value.c_str());
1457         else if (val_name == wxT("floatx"))
1458             pane.floating_pos.x = wxAtoi(value.c_str());
1459         else if (val_name == wxT("floaty"))
1460             pane.floating_pos.y = wxAtoi(value.c_str());
1461         else if (val_name == wxT("floatw"))
1462             pane.floating_size.x = wxAtoi(value.c_str());
1463         else if (val_name == wxT("floath"))
1464             pane.floating_size.y = wxAtoi(value.c_str());
1465         else {
1466             wxFAIL_MSG(wxT("Bad Perspective String"));
1467         }
1468     }
1469
1470     // replace escaped characters so we can
1471     // split up the string easily
1472     pane.name.Replace(wxT("\a"), wxT("|"));
1473     pane.name.Replace(wxT("\b"), wxT(";"));
1474     pane.caption.Replace(wxT("\a"), wxT("|"));
1475     pane.caption.Replace(wxT("\b"), wxT(";"));
1476     pane_part.Replace(wxT("\a"), wxT("|"));
1477     pane_part.Replace(wxT("\b"), wxT(";"));
1478
1479     return;
1480 }
1481
1482
1483 // SavePerspective() saves all pane information as a single string.
1484 // This string may later be fed into LoadPerspective() to restore
1485 // all pane settings.  This save and load mechanism allows an
1486 // exact pane configuration to be saved and restored at a later time
1487
1488 wxString wxAuiManager::SavePerspective()
1489 {
1490     wxString result;
1491     result.Alloc(500);
1492     result = wxT("layout2|");
1493
1494     int pane_i, pane_count = m_panes.GetCount();
1495     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1496     {
1497         wxAuiPaneInfo& pane = m_panes.Item(pane_i);
1498         result += SavePaneInfo(pane)+wxT("|");
1499     }
1500
1501     int dock_i, dock_count = m_docks.GetCount();
1502     for (dock_i = 0; dock_i < dock_count; ++dock_i)
1503     {
1504         wxAuiDockInfo& dock = m_docks.Item(dock_i);
1505
1506         result += wxString::Format(wxT("dock_size(%d,%d,%d)=%d|"),
1507                                    dock.dock_direction, dock.dock_layer,
1508                                    dock.dock_row, dock.size);
1509     }
1510
1511     return result;
1512 }
1513
1514 // LoadPerspective() loads a layout which was saved with SavePerspective()
1515 // If the "update" flag parameter is true, the GUI will immediately be updated
1516
1517 bool wxAuiManager::LoadPerspective(const wxString& layout, bool update)
1518 {
1519     wxString input = layout;
1520     wxString part;
1521
1522     // check layout string version
1523     //    'layout1' = wxAUI 0.9.0 - wxAUI 0.9.2
1524     //    'layout2' = wxAUI 0.9.2 (wxWidgets 2.8)
1525     part = input.BeforeFirst(wxT('|'));
1526     input = input.AfterFirst(wxT('|'));
1527     part.Trim(true);
1528     part.Trim(false);
1529     if (part != wxT("layout2"))
1530         return false;
1531
1532     // mark all panes currently managed as docked and hidden
1533     int pane_i, pane_count = m_panes.GetCount();
1534     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1535         m_panes.Item(pane_i).Dock().Hide();
1536
1537     // clear out the dock array; this will be reconstructed
1538     m_docks.Clear();
1539
1540     // replace escaped characters so we can
1541     // split up the string easily
1542     input.Replace(wxT("\\|"), wxT("\a"));
1543     input.Replace(wxT("\\;"), wxT("\b"));
1544
1545     while (1)
1546     {
1547         wxAuiPaneInfo pane;
1548
1549         wxString pane_part = input.BeforeFirst(wxT('|'));
1550         input = input.AfterFirst(wxT('|'));
1551         pane_part.Trim(true);
1552
1553         // if the string is empty, we're done parsing
1554         if (pane_part.empty())
1555             break;
1556
1557         if (pane_part.Left(9) == wxT("dock_size"))
1558         {
1559             wxString val_name = pane_part.BeforeFirst(wxT('='));
1560             wxString value = pane_part.AfterFirst(wxT('='));
1561
1562             long dir, layer, row, size;
1563             wxString piece = val_name.AfterFirst(wxT('('));
1564             piece = piece.BeforeLast(wxT(')'));
1565             piece.BeforeFirst(wxT(',')).ToLong(&dir);
1566             piece = piece.AfterFirst(wxT(','));
1567             piece.BeforeFirst(wxT(',')).ToLong(&layer);
1568             piece.AfterFirst(wxT(',')).ToLong(&row);
1569             value.ToLong(&size);
1570
1571             wxAuiDockInfo dock;
1572             dock.dock_direction = dir;
1573             dock.dock_layer = layer;
1574             dock.dock_row = row;
1575             dock.size = size;
1576             m_docks.Add(dock);
1577             continue;
1578         }
1579
1580         // Undo our escaping as LoadPaneInfo needs to take an unescaped
1581         // name so it can be called by external callers
1582         pane_part.Replace(wxT("\a"), wxT("|"));
1583         pane_part.Replace(wxT("\b"), wxT(";"));
1584
1585         LoadPaneInfo(pane_part, pane);
1586
1587         wxAuiPaneInfo& p = GetPane(pane.name);
1588         if (!p.IsOk())
1589         {
1590             // the pane window couldn't be found
1591             // in the existing layout -- skip it
1592             continue;
1593         }
1594
1595         p.SafeSet(pane);
1596     }
1597
1598     if (update)
1599         Update();
1600
1601     return true;
1602 }
1603
1604 void wxAuiManager::GetPanePositionsAndSizes(wxAuiDockInfo& dock,
1605                                             wxArrayInt& positions,
1606                                             wxArrayInt& sizes)
1607 {
1608     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1609     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1610     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1611
1612     positions.Empty();
1613     sizes.Empty();
1614
1615     int offset, action_pane = -1;
1616     int pane_i, pane_count = dock.panes.GetCount();
1617
1618     // find the pane marked as our action pane
1619     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1620     {
1621         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1622
1623         if (pane.HasFlag(wxAuiPaneInfo::actionPane))
1624         {
1625             wxASSERT_MSG(action_pane==-1, wxT("Too many fixed action panes"));
1626             action_pane = pane_i;
1627         }
1628     }
1629
1630     // set up each panes default position, and
1631     // determine the size (width or height, depending
1632     // on the dock's orientation) of each pane
1633     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1634     {
1635         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1636         positions.Add(pane.dock_pos);
1637         int size = 0;
1638
1639         if (pane.HasBorder())
1640             size += (pane_border_size*2);
1641
1642         if (dock.IsHorizontal())
1643         {
1644             if (pane.HasGripper() && !pane.HasGripperTop())
1645                 size += gripper_size;
1646             size += pane.best_size.x;
1647         }
1648         else
1649         {
1650             if (pane.HasGripper() && pane.HasGripperTop())
1651                 size += gripper_size;
1652
1653             if (pane.HasCaption())
1654                 size += caption_size;
1655             size += pane.best_size.y;
1656         }
1657
1658         sizes.Add(size);
1659     }
1660
1661     // if there is no action pane, just return the default
1662     // positions (as specified in pane.pane_pos)
1663     if (action_pane == -1)
1664         return;
1665
1666     offset = 0;
1667     for (pane_i = action_pane-1; pane_i >= 0; --pane_i)
1668     {
1669         int amount = positions[pane_i+1] - (positions[pane_i] + sizes[pane_i]);
1670
1671         if (amount >= 0)
1672             offset += amount;
1673         else
1674             positions[pane_i] -= -amount;
1675
1676         offset += sizes[pane_i];
1677     }
1678
1679     // if the dock mode is fixed, make sure none of the panes
1680     // overlap; we will bump panes that overlap
1681     offset = 0;
1682     for (pane_i = action_pane; pane_i < pane_count; ++pane_i)
1683     {
1684         int amount = positions[pane_i] - offset;
1685         if (amount >= 0)
1686             offset += amount;
1687         else
1688             positions[pane_i] += -amount;
1689
1690         offset += sizes[pane_i];
1691     }
1692 }
1693
1694
1695 void wxAuiManager::LayoutAddPane(wxSizer* cont,
1696                                  wxAuiDockInfo& dock,
1697                                  wxAuiPaneInfo& pane,
1698                                  wxAuiDockUIPartArray& uiparts,
1699                                  bool spacer_only)
1700 {
1701     wxAuiDockUIPart part;
1702     wxSizerItem* sizer_item;
1703
1704     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1705     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1706     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1707     int pane_button_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BUTTON_SIZE);
1708
1709     // find out the orientation of the item (orientation for panes
1710     // is the same as the dock's orientation)
1711     int orientation;
1712     if (dock.IsHorizontal())
1713         orientation = wxHORIZONTAL;
1714     else
1715         orientation = wxVERTICAL;
1716
1717     // this variable will store the proportion
1718     // value that the pane will receive
1719     int pane_proportion = pane.dock_proportion;
1720
1721     wxBoxSizer* horz_pane_sizer = new wxBoxSizer(wxHORIZONTAL);
1722     wxBoxSizer* vert_pane_sizer = new wxBoxSizer(wxVERTICAL);
1723
1724     if (pane.HasGripper())
1725     {
1726         if (pane.HasGripperTop())
1727             sizer_item = vert_pane_sizer ->Add(1, gripper_size, 0, wxEXPAND);
1728         else
1729             sizer_item = horz_pane_sizer ->Add(gripper_size, 1, 0, wxEXPAND);
1730
1731         part.type = wxAuiDockUIPart::typeGripper;
1732         part.dock = &dock;
1733         part.pane = &pane;
1734         part.button = NULL;
1735         part.orientation = orientation;
1736         part.cont_sizer = horz_pane_sizer;
1737         part.sizer_item = sizer_item;
1738         uiparts.Add(part);
1739     }
1740
1741     if (pane.HasCaption())
1742     {
1743         // create the caption sizer
1744         wxBoxSizer* caption_sizer = new wxBoxSizer(wxHORIZONTAL);
1745
1746         sizer_item = caption_sizer->Add(1, caption_size, 1, wxEXPAND);
1747
1748         part.type = wxAuiDockUIPart::typeCaption;
1749         part.dock = &dock;
1750         part.pane = &pane;
1751         part.button = NULL;
1752         part.orientation = orientation;
1753         part.cont_sizer = vert_pane_sizer;
1754         part.sizer_item = sizer_item;
1755         int caption_part_idx = uiparts.GetCount();
1756         uiparts.Add(part);
1757
1758         // add pane buttons to the caption
1759         int i, button_count;
1760         for (i = 0, button_count = pane.buttons.GetCount();
1761              i < button_count; ++i)
1762         {
1763             wxAuiPaneButton& button = pane.buttons.Item(i);
1764
1765             sizer_item = caption_sizer->Add(pane_button_size,
1766                                             caption_size,
1767                                             0, wxEXPAND);
1768
1769             part.type = wxAuiDockUIPart::typePaneButton;
1770             part.dock = &dock;
1771             part.pane = &pane;
1772             part.button = &button;
1773             part.orientation = orientation;
1774             part.cont_sizer = caption_sizer;
1775             part.sizer_item = sizer_item;
1776             uiparts.Add(part);
1777         }
1778
1779         // if we have buttons, add a little space to the right
1780         // of them to ease visual crowding
1781         if (button_count >= 1)
1782         {
1783             caption_sizer->Add(3,1);
1784         }
1785
1786         // add the caption sizer
1787         sizer_item = vert_pane_sizer->Add(caption_sizer, 0, wxEXPAND);
1788
1789         uiparts.Item(caption_part_idx).sizer_item = sizer_item;
1790     }
1791
1792     // add the pane window itself
1793     if (spacer_only)
1794     {
1795         sizer_item = vert_pane_sizer->Add(1, 1, 1, wxEXPAND);
1796     }
1797     else
1798     {
1799         sizer_item = vert_pane_sizer->Add(pane.window, 1, wxEXPAND);
1800         // Don't do this because it breaks the pane size in floating windows
1801         // BIW: Right now commenting this out is causing problems with
1802         // an mdi client window as the center pane.
1803         vert_pane_sizer->SetItemMinSize(pane.window, 1, 1);
1804     }
1805
1806     part.type = wxAuiDockUIPart::typePane;
1807     part.dock = &dock;
1808     part.pane = &pane;
1809     part.button = NULL;
1810     part.orientation = orientation;
1811     part.cont_sizer = vert_pane_sizer;
1812     part.sizer_item = sizer_item;
1813     uiparts.Add(part);
1814
1815
1816     // determine if the pane should have a minimum size; if the pane is
1817     // non-resizable (fixed) then we must set a minimum size. Alternatively,
1818     // if the pane.min_size is set, we must use that value as well
1819
1820     wxSize min_size = pane.min_size;
1821     if (pane.IsFixed())
1822     {
1823         if (min_size == wxDefaultSize)
1824         {
1825             min_size = pane.best_size;
1826             pane_proportion = 0;
1827         }
1828     }
1829
1830     if (min_size != wxDefaultSize)
1831     {
1832         vert_pane_sizer->SetItemMinSize(
1833                         vert_pane_sizer->GetChildren().GetCount()-1,
1834                         min_size.x, min_size.y);
1835     }
1836
1837
1838     // add the verticle sizer (caption, pane window) to the
1839     // horizontal sizer (gripper, verticle sizer)
1840     horz_pane_sizer->Add(vert_pane_sizer, 1, wxEXPAND);
1841
1842     // finally, add the pane sizer to the dock sizer
1843
1844     if (pane.HasBorder())
1845     {
1846         // allowing space for the pane's border
1847         sizer_item = cont->Add(horz_pane_sizer, pane_proportion,
1848                                wxEXPAND | wxALL, pane_border_size);
1849
1850         part.type = wxAuiDockUIPart::typePaneBorder;
1851         part.dock = &dock;
1852         part.pane = &pane;
1853         part.button = NULL;
1854         part.orientation = orientation;
1855         part.cont_sizer = cont;
1856         part.sizer_item = sizer_item;
1857         uiparts.Add(part);
1858     }
1859     else
1860     {
1861         sizer_item = cont->Add(horz_pane_sizer, pane_proportion, wxEXPAND);
1862     }
1863 }
1864
1865 void wxAuiManager::LayoutAddDock(wxSizer* cont,
1866                                  wxAuiDockInfo& dock,
1867                                  wxAuiDockUIPartArray& uiparts,
1868                                  bool spacer_only)
1869 {
1870     wxSizerItem* sizer_item;
1871     wxAuiDockUIPart part;
1872
1873     int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
1874     int orientation = dock.IsHorizontal() ? wxHORIZONTAL : wxVERTICAL;
1875
1876     // resizable bottom and right docks have a sash before them
1877     if (!m_has_maximized && !dock.fixed && (dock.dock_direction == wxAUI_DOCK_BOTTOM ||
1878                         dock.dock_direction == wxAUI_DOCK_RIGHT))
1879     {
1880         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
1881
1882         part.type = wxAuiDockUIPart::typeDockSizer;
1883         part.orientation = orientation;
1884         part.dock = &dock;
1885         part.pane = NULL;
1886         part.button = NULL;
1887         part.cont_sizer = cont;
1888         part.sizer_item = sizer_item;
1889         uiparts.Add(part);
1890     }
1891
1892     // create the sizer for the dock
1893     wxSizer* dock_sizer = new wxBoxSizer(orientation);
1894
1895     // add each pane to the dock
1896     bool has_maximized_pane = false;
1897     int pane_i, pane_count = dock.panes.GetCount();
1898
1899     if (dock.fixed)
1900     {
1901         wxArrayInt pane_positions, pane_sizes;
1902
1903         // figure out the real pane positions we will
1904         // use, without modifying the each pane's pane_pos member
1905         GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
1906
1907         int offset = 0;
1908         for (pane_i = 0; pane_i < pane_count; ++pane_i)
1909         {
1910             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1911             int pane_pos = pane_positions.Item(pane_i);
1912
1913             if (pane.IsMaximized())
1914                 has_maximized_pane = true;
1915
1916
1917             int amount = pane_pos - offset;
1918             if (amount > 0)
1919             {
1920                 if (dock.IsVertical())
1921                     sizer_item = dock_sizer->Add(1, amount, 0, wxEXPAND);
1922                 else
1923                     sizer_item = dock_sizer->Add(amount, 1, 0, wxEXPAND);
1924
1925                 part.type = wxAuiDockUIPart::typeBackground;
1926                 part.dock = &dock;
1927                 part.pane = NULL;
1928                 part.button = NULL;
1929                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
1930                 part.cont_sizer = dock_sizer;
1931                 part.sizer_item = sizer_item;
1932                 uiparts.Add(part);
1933
1934                 offset += amount;
1935             }
1936
1937             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
1938
1939             offset += pane_sizes.Item(pane_i);
1940         }
1941
1942         // at the end add a very small stretchable background area
1943         sizer_item = dock_sizer->Add(0,0, 1, wxEXPAND);
1944
1945         part.type = wxAuiDockUIPart::typeBackground;
1946         part.dock = &dock;
1947         part.pane = NULL;
1948         part.button = NULL;
1949         part.orientation = orientation;
1950         part.cont_sizer = dock_sizer;
1951         part.sizer_item = sizer_item;
1952         uiparts.Add(part);
1953     }
1954     else
1955     {
1956         for (pane_i = 0; pane_i < pane_count; ++pane_i)
1957         {
1958             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1959
1960             if (pane.IsMaximized())
1961                 has_maximized_pane = true;
1962
1963             // if this is not the first pane being added,
1964             // we need to add a pane sizer
1965             if (!m_has_maximized && pane_i > 0)
1966             {
1967                 sizer_item = dock_sizer->Add(sash_size, sash_size, 0, wxEXPAND);
1968
1969                 part.type = wxAuiDockUIPart::typePaneSizer;
1970                 part.dock = &dock;
1971                 part.pane = dock.panes.Item(pane_i-1);
1972                 part.button = NULL;
1973                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
1974                 part.cont_sizer = dock_sizer;
1975                 part.sizer_item = sizer_item;
1976                 uiparts.Add(part);
1977             }
1978
1979             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
1980         }
1981     }
1982
1983     if (dock.dock_direction == wxAUI_DOCK_CENTER || has_maximized_pane)
1984         sizer_item = cont->Add(dock_sizer, 1, wxEXPAND);
1985     else
1986         sizer_item = cont->Add(dock_sizer, 0, wxEXPAND);
1987
1988     part.type = wxAuiDockUIPart::typeDock;
1989     part.dock = &dock;
1990     part.pane = NULL;
1991     part.button = NULL;
1992     part.orientation = orientation;
1993     part.cont_sizer = cont;
1994     part.sizer_item = sizer_item;
1995     uiparts.Add(part);
1996
1997     if (dock.IsHorizontal())
1998         cont->SetItemMinSize(dock_sizer, 0, dock.size);
1999     else
2000         cont->SetItemMinSize(dock_sizer, dock.size, 0);
2001
2002     //  top and left docks have a sash after them
2003     if (!m_has_maximized &&
2004         !dock.fixed &&
2005           (dock.dock_direction == wxAUI_DOCK_TOP ||
2006            dock.dock_direction == wxAUI_DOCK_LEFT))
2007     {
2008         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
2009
2010         part.type = wxAuiDockUIPart::typeDockSizer;
2011         part.dock = &dock;
2012         part.pane = NULL;
2013         part.button = NULL;
2014         part.orientation = orientation;
2015         part.cont_sizer = cont;
2016         part.sizer_item = sizer_item;
2017         uiparts.Add(part);
2018     }
2019 }
2020
2021 wxSizer* wxAuiManager::LayoutAll(wxAuiPaneInfoArray& panes,
2022                                  wxAuiDockInfoArray& docks,
2023                                  wxAuiDockUIPartArray& uiparts,
2024                                  bool spacer_only)
2025 {
2026     wxBoxSizer* container = new wxBoxSizer(wxVERTICAL);
2027
2028     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
2029     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
2030     wxSize cli_size = m_frame->GetClientSize();
2031     int i, dock_count, pane_count;
2032
2033
2034     // empty all docks out
2035     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2036     {
2037         wxAuiDockInfo& dock = docks.Item(i);
2038
2039         // empty out all panes, as they will be readded below
2040         dock.panes.Empty();
2041
2042         if (dock.fixed)
2043         {
2044             // always reset fixed docks' sizes, because
2045             // the contained windows may have been resized
2046             dock.size = 0;
2047         }
2048     }
2049
2050
2051     // iterate through all known panes, filing each
2052     // of them into the appropriate dock. If the
2053     // pane does not exist in the dock, add it
2054     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
2055     {
2056         wxAuiPaneInfo& p = panes.Item(i);
2057
2058         // find any docks with the same dock direction, dock layer, and
2059         // dock row as the pane we are working on
2060         wxAuiDockInfo* dock;
2061         wxAuiDockInfoPtrArray arr;
2062         FindDocks(docks, p.dock_direction, p.dock_layer, p.dock_row, arr);
2063
2064         if (arr.GetCount() > 0)
2065         {
2066             // found the right dock
2067             dock = arr.Item(0);
2068         }
2069         else
2070         {
2071             // dock was not found, so we need to create a new one
2072             wxAuiDockInfo d;
2073             d.dock_direction = p.dock_direction;
2074             d.dock_layer = p.dock_layer;
2075             d.dock_row = p.dock_row;
2076             docks.Add(d);
2077             dock = &docks.Last();
2078         }
2079
2080
2081         if (p.IsDocked() && p.IsShown())
2082         {
2083             // remove the pane from any existing docks except this one
2084             RemovePaneFromDocks(docks, p, dock);
2085
2086             // pane needs to be added to the dock,
2087             // if it doesn't already exist
2088             if (!FindPaneInDock(*dock, p.window))
2089                 dock->panes.Add(&p);
2090         }
2091         else
2092         {
2093             // remove the pane from any existing docks
2094             RemovePaneFromDocks(docks, p);
2095         }
2096
2097     }
2098
2099     // remove any empty docks
2100     for (i = docks.GetCount()-1; i >= 0; --i)
2101     {
2102         if (docks.Item(i).panes.GetCount() == 0)
2103             docks.RemoveAt(i);
2104     }
2105
2106     // configure the docks further
2107     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2108     {
2109         wxAuiDockInfo& dock = docks.Item(i);
2110         int j, dock_pane_count = dock.panes.GetCount();
2111
2112         // sort the dock pane array by the pane's
2113         // dock position (dock_pos), in ascending order
2114         dock.panes.Sort(PaneSortFunc);
2115
2116         // for newly created docks, set up their initial size
2117         if (dock.size == 0)
2118         {
2119             int size = 0;
2120
2121             for (j = 0; j < dock_pane_count; ++j)
2122             {
2123                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2124                 wxSize pane_size = pane.best_size;
2125                 if (pane_size == wxDefaultSize)
2126                     pane_size = pane.min_size;
2127                 if (pane_size == wxDefaultSize)
2128                     pane_size = pane.window->GetSize();
2129
2130                 if (dock.IsHorizontal())
2131                     size = wxMax(pane_size.y, size);
2132                 else
2133                     size = wxMax(pane_size.x, size);
2134             }
2135
2136             // add space for the border (two times), but only
2137             // if at least one pane inside the dock has a pane border
2138             for (j = 0; j < dock_pane_count; ++j)
2139             {
2140                 if (dock.panes.Item(j)->HasBorder())
2141                 {
2142                     size += (pane_border_size*2);
2143                     break;
2144                 }
2145             }
2146
2147             // if pane is on the top or bottom, add the caption height,
2148             // but only if at least one pane inside the dock has a caption
2149             if (dock.IsHorizontal())
2150             {
2151                 for (j = 0; j < dock_pane_count; ++j)
2152                 {
2153                     if (dock.panes.Item(j)->HasCaption())
2154                     {
2155                         size += caption_size;
2156                         break;
2157                     }
2158                 }
2159             }
2160
2161
2162             // new dock's size may not be more than the dock constraint
2163             // parameter specifies.  See SetDockSizeConstraint()
2164
2165             int max_dock_x_size = (int)(m_dock_constraint_x * ((double)cli_size.x));
2166             int max_dock_y_size = (int)(m_dock_constraint_y * ((double)cli_size.y));
2167
2168             if (dock.IsHorizontal())
2169                 size = wxMin(size, max_dock_y_size);
2170             else
2171                 size = wxMin(size, max_dock_x_size);
2172
2173             // absolute minimum size for a dock is 10 pixels
2174             if (size < 10)
2175                 size = 10;
2176
2177             dock.size = size;
2178         }
2179
2180
2181         // determine the dock's minimum size
2182         bool plus_border = false;
2183         bool plus_caption = false;
2184         int dock_min_size = 0;
2185         for (j = 0; j < dock_pane_count; ++j)
2186         {
2187             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2188             if (pane.min_size != wxDefaultSize)
2189             {
2190                 if (pane.HasBorder())
2191                     plus_border = true;
2192                 if (pane.HasCaption())
2193                     plus_caption = true;
2194                 if (dock.IsHorizontal())
2195                 {
2196                     if (pane.min_size.y > dock_min_size)
2197                         dock_min_size = pane.min_size.y;
2198                 }
2199                 else
2200                 {
2201                     if (pane.min_size.x > dock_min_size)
2202                         dock_min_size = pane.min_size.x;
2203                 }
2204             }
2205         }
2206
2207         if (plus_border)
2208             dock_min_size += (pane_border_size*2);
2209         if (plus_caption && dock.IsHorizontal())
2210             dock_min_size += (caption_size);
2211
2212         dock.min_size = dock_min_size;
2213
2214
2215         // if the pane's current size is less than it's
2216         // minimum, increase the dock's size to it's minimum
2217         if (dock.size < dock.min_size)
2218             dock.size = dock.min_size;
2219
2220
2221         // determine the dock's mode (fixed or proportional);
2222         // determine whether the dock has only toolbars
2223         bool action_pane_marked = false;
2224         dock.fixed = true;
2225         dock.toolbar = true;
2226         for (j = 0; j < dock_pane_count; ++j)
2227         {
2228             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2229             if (!pane.IsFixed())
2230                 dock.fixed = false;
2231             if (!pane.IsToolbar())
2232                 dock.toolbar = false;
2233             if (pane.HasFlag(wxAuiPaneInfo::optionDockFixed))
2234                 dock.fixed = true;
2235             if (pane.HasFlag(wxAuiPaneInfo::actionPane))
2236                 action_pane_marked = true;
2237         }
2238
2239
2240         // if the dock mode is proportional and not fixed-pixel,
2241         // reassign the dock_pos to the sequential 0, 1, 2, 3;
2242         // e.g. remove gaps like 1, 2, 30, 500
2243         if (!dock.fixed)
2244         {
2245             for (j = 0; j < dock_pane_count; ++j)
2246             {
2247                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2248                 pane.dock_pos = j;
2249             }
2250         }
2251
2252         // if the dock mode is fixed, and none of the panes
2253         // are being moved right now, make sure the panes
2254         // do not overlap each other.  If they do, we will
2255         // adjust the positions of the panes
2256         if (dock.fixed && !action_pane_marked)
2257         {
2258             wxArrayInt pane_positions, pane_sizes;
2259             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
2260
2261             int offset = 0;
2262             for (j = 0; j < dock_pane_count; ++j)
2263             {
2264                 wxAuiPaneInfo& pane = *(dock.panes.Item(j));
2265                 pane.dock_pos = pane_positions[j];
2266
2267                 int amount = pane.dock_pos - offset;
2268                 if (amount >= 0)
2269                     offset += amount;
2270                 else
2271                     pane.dock_pos += -amount;
2272
2273                 offset += pane_sizes[j];
2274             }
2275         }
2276     }
2277
2278     // discover the maximum dock layer
2279     int max_layer = 0;
2280     for (i = 0; i < dock_count; ++i)
2281         max_layer = wxMax(max_layer, docks.Item(i).dock_layer);
2282
2283
2284     // clear out uiparts
2285     uiparts.Empty();
2286
2287     // create a bunch of box sizers,
2288     // from the innermost level outwards.
2289     wxSizer* cont = NULL;
2290     wxSizer* middle = NULL;
2291     int layer = 0;
2292     int row, row_count;
2293
2294     for (layer = 0; layer <= max_layer; ++layer)
2295     {
2296         wxAuiDockInfoPtrArray arr;
2297
2298         // find any docks in this layer
2299         FindDocks(docks, -1, layer, -1, arr);
2300
2301         // if there aren't any, skip to the next layer
2302         if (arr.IsEmpty())
2303             continue;
2304
2305         wxSizer* old_cont = cont;
2306
2307         // create a container which will hold this layer's
2308         // docks (top, bottom, left, right)
2309         cont = new wxBoxSizer(wxVERTICAL);
2310
2311
2312         // find any top docks in this layer
2313         FindDocks(docks, wxAUI_DOCK_TOP, layer, -1, arr);
2314         if (!arr.IsEmpty())
2315         {
2316             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2317                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2318         }
2319
2320
2321         // fill out the middle layer (which consists
2322         // of left docks, content area and right docks)
2323
2324         middle = new wxBoxSizer(wxHORIZONTAL);
2325
2326         // find any left docks in this layer
2327         FindDocks(docks, wxAUI_DOCK_LEFT, layer, -1, arr);
2328         if (!arr.IsEmpty())
2329         {
2330             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2331                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2332         }
2333
2334         // add content dock (or previous layer's sizer
2335         // to the middle
2336         if (!old_cont)
2337         {
2338             // find any center docks
2339             FindDocks(docks, wxAUI_DOCK_CENTER, -1, -1, arr);
2340             if (!arr.IsEmpty())
2341             {
2342                 for (row = 0,row_count = arr.GetCount(); row<row_count; ++row)
2343                    LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2344             }
2345             else if (!m_has_maximized)
2346             {
2347                 // there are no center docks, add a background area
2348                 wxSizerItem* sizer_item = middle->Add(1,1, 1, wxEXPAND);
2349                 wxAuiDockUIPart part;
2350                 part.type = wxAuiDockUIPart::typeBackground;
2351                 part.pane = NULL;
2352                 part.dock = NULL;
2353                 part.button = NULL;
2354                 part.cont_sizer = middle;
2355                 part.sizer_item = sizer_item;
2356                 uiparts.Add(part);
2357             }
2358         }
2359         else
2360         {
2361             middle->Add(old_cont, 1, wxEXPAND);
2362         }
2363
2364         // find any right docks in this layer
2365         FindDocks(docks, wxAUI_DOCK_RIGHT, layer, -1, arr);
2366         if (!arr.IsEmpty())
2367         {
2368             for (row = arr.GetCount()-1; row >= 0; --row)
2369                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2370         }
2371
2372         if (middle->GetChildren().GetCount() > 0)
2373             cont->Add(middle, 1, wxEXPAND);
2374              else
2375             delete middle;
2376
2377
2378
2379         // find any bottom docks in this layer
2380         FindDocks(docks, wxAUI_DOCK_BOTTOM, layer, -1, arr);
2381         if (!arr.IsEmpty())
2382         {
2383             for (row = arr.GetCount()-1; row >= 0; --row)
2384                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2385         }
2386
2387     }
2388
2389     if (!cont)
2390     {
2391         // no sizer available, because there are no docks,
2392         // therefore we will create a simple background area
2393         cont = new wxBoxSizer(wxVERTICAL);
2394         wxSizerItem* sizer_item = cont->Add(1,1, 1, wxEXPAND);
2395         wxAuiDockUIPart part;
2396         part.type = wxAuiDockUIPart::typeBackground;
2397         part.pane = NULL;
2398         part.dock = NULL;
2399         part.button = NULL;
2400         part.cont_sizer = middle;
2401         part.sizer_item = sizer_item;
2402         uiparts.Add(part);
2403     }
2404
2405     container->Add(cont, 1, wxEXPAND);
2406     return container;
2407 }
2408
2409
2410 // SetDockSizeConstraint() allows the dock constraints to be set.  For example,
2411 // specifying values of 0.5, 0.5 will mean that upon dock creation, a dock may
2412 // not be larger than half of the window's size
2413
2414 void wxAuiManager::SetDockSizeConstraint(double width_pct, double height_pct)
2415 {
2416     m_dock_constraint_x = wxMax(0.0, wxMin(1.0, width_pct));
2417     m_dock_constraint_y = wxMax(0.0, wxMin(1.0, height_pct));
2418 }
2419
2420 void wxAuiManager::GetDockSizeConstraint(double* width_pct, double* height_pct) const
2421 {
2422     if (width_pct)
2423         *width_pct = m_dock_constraint_x;
2424
2425     if (height_pct)
2426         *height_pct = m_dock_constraint_y;
2427 }
2428
2429
2430
2431 // Update() updates the layout.  Whenever changes are made to
2432 // one or more panes, this function should be called.  It is the
2433 // external entry point for running the layout engine.
2434
2435 void wxAuiManager::Update()
2436 {
2437     m_hover_button = NULL;
2438     m_action_part = NULL;
2439
2440     wxSizer* sizer;
2441     int i, pane_count = m_panes.GetCount();
2442
2443
2444     // destroy floating panes which have been
2445     // redocked or are becoming non-floating
2446     for (i = 0; i < pane_count; ++i)
2447     {
2448         wxAuiPaneInfo& p = m_panes.Item(i);
2449
2450         if (!p.IsFloating() && p.frame)
2451         {
2452             // because the pane is no longer in a floating, we need to
2453             // reparent it to m_frame and destroy the floating frame
2454
2455             // reduce flicker
2456             p.window->SetSize(1,1);
2457
2458
2459             // the following block is a workaround for bug #1531361
2460             // (see wxWidgets sourceforge page).  On wxGTK (only), when
2461             // a frame is shown/hidden, a move event unfortunately
2462             // also gets fired.  Because we may be dragging around
2463             // a pane, we need to cancel that action here to prevent
2464             // a spurious crash.
2465             if (m_action_window == p.frame)
2466             {
2467                 if (wxWindow::GetCapture() == m_frame)
2468                     m_frame->ReleaseMouse();
2469                 m_action = actionNone;
2470                 m_action_window = NULL;
2471             }
2472
2473             // hide the frame
2474             if (p.frame->IsShown())
2475                 p.frame->Show(false);
2476
2477             // reparent to m_frame and destroy the pane
2478             if (m_action_window == p.frame)
2479             {
2480                 m_action_window = NULL;
2481             }
2482
2483             p.window->Reparent(m_frame);
2484             p.frame->SetSizer(NULL);
2485             p.frame->Destroy();
2486             p.frame = NULL;
2487         }
2488     }
2489
2490
2491     // delete old sizer first
2492     m_frame->SetSizer(NULL);
2493
2494     // create a layout for all of the panes
2495     sizer = LayoutAll(m_panes, m_docks, m_uiparts, false);
2496
2497     // hide or show panes as necessary,
2498     // and float panes as necessary
2499     for (i = 0; i < pane_count; ++i)
2500     {
2501         wxAuiPaneInfo& p = m_panes.Item(i);
2502
2503         if (p.IsFloating())
2504         {
2505             if (p.frame == NULL)
2506             {
2507                 // we need to create a frame for this
2508                 // pane, which has recently been floated
2509                 wxAuiFloatingFrame* frame = CreateFloatingFrame(m_frame, p);
2510
2511                 // on MSW and Mac, if the owner desires transparent dragging, and
2512                 // the dragging is happening right now, then the floating
2513                 // window should have this style by default
2514                 if (m_action == actionDragFloatingPane &&
2515                     (m_flags & wxAUI_MGR_TRANSPARENT_DRAG))
2516                         frame->SetTransparent(150);
2517
2518                 frame->SetPaneWindow(p);
2519                 p.frame = frame;
2520
2521                 if (p.IsShown() && !frame->IsShown())
2522                     frame->Show();
2523             }
2524             else
2525             {
2526                 // frame already exists, make sure it's position
2527                 // and size reflect the information in wxAuiPaneInfo
2528                 if ((p.frame->GetPosition() != p.floating_pos) || (p.frame->GetSize() != p.floating_size))
2529                 {
2530                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2531                                      p.floating_size.x, p.floating_size.y,
2532                                      wxSIZE_USE_EXISTING);
2533                 /*
2534                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2535                                      wxDefaultCoord, wxDefaultCoord,
2536                                      wxSIZE_USE_EXISTING);
2537                     //p.frame->Move(p.floating_pos.x, p.floating_pos.y);
2538                 */
2539                 }
2540
2541                 if (p.frame->IsShown() != p.IsShown())
2542                     p.frame->Show(p.IsShown());
2543             }
2544         }
2545         else
2546         {
2547             if (p.window->IsShown() != p.IsShown())
2548                 p.window->Show(p.IsShown());
2549         }
2550
2551         // if "active panes" are no longer allowed, clear
2552         // any optionActive values from the pane states
2553         if ((m_flags & wxAUI_MGR_ALLOW_ACTIVE_PANE) == 0)
2554         {
2555             p.state &= ~wxAuiPaneInfo::optionActive;
2556         }
2557     }
2558
2559
2560     // keep track of the old window rectangles so we can
2561     // refresh those windows whose rect has changed
2562     wxAuiRectArray old_pane_rects;
2563     for (i = 0; i < pane_count; ++i)
2564     {
2565         wxRect r;
2566         wxAuiPaneInfo& p = m_panes.Item(i);
2567
2568         if (p.window && p.IsShown() && p.IsDocked())
2569             r = p.rect;
2570
2571         old_pane_rects.Add(r);
2572     }
2573
2574
2575
2576
2577     // apply the new sizer
2578     m_frame->SetSizer(sizer);
2579     m_frame->SetAutoLayout(false);
2580     DoFrameLayout();
2581
2582
2583
2584     // now that the frame layout is done, we need to check
2585     // the new pane rectangles against the old rectangles that
2586     // we saved a few lines above here.  If the rectangles have
2587     // changed, the corresponding panes must also be updated
2588     for (i = 0; i < pane_count; ++i)
2589     {
2590         wxAuiPaneInfo& p = m_panes.Item(i);
2591         if (p.window && p.window->IsShown() && p.IsDocked())
2592         {
2593             if (p.rect != old_pane_rects[i])
2594             {
2595                 p.window->Refresh();
2596                 p.window->Update();
2597             }
2598         }
2599     }
2600
2601
2602     Repaint();
2603
2604     // set frame's minimum size
2605
2606 /*
2607     // N.B. More work needs to be done on frame minimum sizes;
2608     // this is some intresting code that imposes the minimum size,
2609     // but we may want to include a more flexible mechanism or
2610     // options for multiple minimum-size modes, e.g. strict or lax
2611     wxSize min_size = sizer->GetMinSize();
2612     wxSize frame_size = m_frame->GetSize();
2613     wxSize client_size = m_frame->GetClientSize();
2614
2615     wxSize minframe_size(min_size.x+frame_size.x-client_size.x,
2616                          min_size.y+frame_size.y-client_size.y );
2617
2618     m_frame->SetMinSize(minframe_size);
2619
2620     if (frame_size.x < minframe_size.x ||
2621         frame_size.y < minframe_size.y)
2622             sizer->Fit(m_frame);
2623 */
2624 }
2625
2626
2627 // DoFrameLayout() is an internal function which invokes wxSizer::Layout
2628 // on the frame's main sizer, then measures all the various UI items
2629 // and updates their internal rectangles.  This should always be called
2630 // instead of calling m_frame->Layout() directly
2631
2632 void wxAuiManager::DoFrameLayout()
2633 {
2634     m_frame->Layout();
2635
2636     int i, part_count;
2637     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2638     {
2639         wxAuiDockUIPart& part = m_uiparts.Item(i);
2640
2641         // get the rectangle of the UI part
2642         // originally, this code looked like this:
2643         //    part.rect = wxRect(part.sizer_item->GetPosition(),
2644         //                       part.sizer_item->GetSize());
2645         // this worked quite well, with one exception: the mdi
2646         // client window had a "deferred" size variable
2647         // that returned the wrong size.  It looks like
2648         // a bug in wx, because the former size of the window
2649         // was being returned.  So, we will retrieve the part's
2650         // rectangle via other means
2651
2652
2653         part.rect = part.sizer_item->GetRect();
2654         int flag = part.sizer_item->GetFlag();
2655         int border = part.sizer_item->GetBorder();
2656         if (flag & wxTOP)
2657         {
2658             part.rect.y -= border;
2659             part.rect.height += border;
2660         }
2661         if (flag & wxLEFT)
2662         {
2663             part.rect.x -= border;
2664             part.rect.width += border;
2665         }
2666         if (flag & wxBOTTOM)
2667             part.rect.height += border;
2668         if (flag & wxRIGHT)
2669             part.rect.width += border;
2670
2671
2672         if (part.type == wxAuiDockUIPart::typeDock)
2673             part.dock->rect = part.rect;
2674         if (part.type == wxAuiDockUIPart::typePane)
2675             part.pane->rect = part.rect;
2676     }
2677 }
2678
2679 // GetPanePart() looks up the pane the pane border UI part (or the regular
2680 // pane part if there is no border). This allows the caller to get the exact
2681 // rectangle of the pane in question, including decorations like
2682 // caption and border (if any).
2683
2684 wxAuiDockUIPart* wxAuiManager::GetPanePart(wxWindow* wnd)
2685 {
2686     int i, part_count;
2687     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2688     {
2689         wxAuiDockUIPart& part = m_uiparts.Item(i);
2690         if (part.type == wxAuiDockUIPart::typePaneBorder &&
2691             part.pane && part.pane->window == wnd)
2692                 return &part;
2693     }
2694     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2695     {
2696         wxAuiDockUIPart& part = m_uiparts.Item(i);
2697         if (part.type == wxAuiDockUIPart::typePane &&
2698             part.pane && part.pane->window == wnd)
2699                 return &part;
2700     }
2701     return NULL;
2702 }
2703
2704
2705
2706 // GetDockPixelOffset() is an internal function which returns
2707 // a dock's offset in pixels from the left side of the window
2708 // (for horizontal docks) or from the top of the window (for
2709 // vertical docks).  This value is necessary for calculating
2710 // fixel-pane/toolbar offsets when they are dragged.
2711
2712 int wxAuiManager::GetDockPixelOffset(wxAuiPaneInfo& test)
2713 {
2714     // the only way to accurately calculate the dock's
2715     // offset is to actually run a theoretical layout
2716
2717     int i, part_count, dock_count;
2718     wxAuiDockInfoArray docks;
2719     wxAuiPaneInfoArray panes;
2720     wxAuiDockUIPartArray uiparts;
2721     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
2722     panes.Add(test);
2723
2724     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
2725     wxSize client_size = m_frame->GetClientSize();
2726     sizer->SetDimension(0, 0, client_size.x, client_size.y);
2727     sizer->Layout();
2728
2729     for (i = 0, part_count = uiparts.GetCount(); i < part_count; ++i)
2730     {
2731         wxAuiDockUIPart& part = uiparts.Item(i);
2732         part.rect = wxRect(part.sizer_item->GetPosition(),
2733                            part.sizer_item->GetSize());
2734         if (part.type == wxAuiDockUIPart::typeDock)
2735             part.dock->rect = part.rect;
2736     }
2737
2738     delete sizer;
2739
2740     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2741     {
2742         wxAuiDockInfo& dock = docks.Item(i);
2743         if (test.dock_direction == dock.dock_direction &&
2744             test.dock_layer==dock.dock_layer && test.dock_row==dock.dock_row)
2745         {
2746             if (dock.IsVertical())
2747                 return dock.rect.y;
2748             else
2749                 return dock.rect.x;
2750         }
2751     }
2752
2753     return 0;
2754 }
2755
2756
2757
2758 // ProcessDockResult() is a utility function used by DoDrop() - it checks
2759 // if a dock operation is allowed, the new dock position is copied into
2760 // the target info.  If the operation was allowed, the function returns true.
2761
2762 bool wxAuiManager::ProcessDockResult(wxAuiPaneInfo& target,
2763                                      const wxAuiPaneInfo& new_pos)
2764 {
2765     bool allowed = false;
2766     switch (new_pos.dock_direction)
2767     {
2768         case wxAUI_DOCK_TOP:    allowed = target.IsTopDockable();    break;
2769         case wxAUI_DOCK_BOTTOM: allowed = target.IsBottomDockable(); break;
2770         case wxAUI_DOCK_LEFT:   allowed = target.IsLeftDockable();   break;
2771         case wxAUI_DOCK_RIGHT:  allowed = target.IsRightDockable();  break;
2772     }
2773
2774     if (allowed)
2775         target = new_pos;
2776
2777     return allowed;
2778 }
2779
2780
2781 // DoDrop() is an important function.  It basically takes a mouse position,
2782 // and determines where the pane's new position would be.  If the pane is to be
2783 // dropped, it performs the drop operation using the specified dock and pane
2784 // arrays.  By specifying copied dock and pane arrays when calling, a "what-if"
2785 // scenario can be performed, giving precise coordinates for drop hints.
2786 // If, however, wxAuiManager:m_docks and wxAuiManager::m_panes are specified
2787 // as parameters, the changes will be made to the main state arrays
2788
2789 const int auiInsertRowPixels = 10;
2790 const int auiNewRowPixels = 40;
2791 const int auiLayerInsertPixels = 40;
2792 const int auiLayerInsertOffset = 5;
2793
2794 bool wxAuiManager::DoDrop(wxAuiDockInfoArray& docks,
2795                           wxAuiPaneInfoArray& panes,
2796                           wxAuiPaneInfo& target,
2797                           const wxPoint& pt,
2798                           const wxPoint& offset)
2799 {
2800     wxSize cli_size = m_frame->GetClientSize();
2801
2802     wxAuiPaneInfo drop = target;
2803
2804
2805     // The result should always be shown
2806     drop.Show();
2807
2808
2809     // Check to see if the pane has been dragged outside of the window
2810     // (or near to the outside of the window), if so, dock it along the edge
2811
2812
2813     int layer_insert_offset = auiLayerInsertOffset;
2814     if (drop.IsToolbar())
2815         layer_insert_offset = 0;
2816
2817
2818     if (pt.x < layer_insert_offset &&
2819         pt.x > layer_insert_offset-auiLayerInsertPixels)
2820     {
2821         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
2822                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
2823                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)) + 1;
2824
2825         if (drop.IsToolbar())
2826             new_layer = auiToolBarLayer;
2827
2828         drop.Dock().Left().
2829              Layer(new_layer).
2830              Row(0).
2831              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2832         return ProcessDockResult(target, drop);
2833     }
2834     else if (pt.y < layer_insert_offset &&
2835              pt.y > layer_insert_offset-auiLayerInsertPixels)
2836     {
2837         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
2838                                 GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2839                                 GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2840
2841         if (drop.IsToolbar())
2842             new_layer = auiToolBarLayer;
2843
2844         drop.Dock().Top().
2845              Layer(new_layer).
2846              Row(0).
2847              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2848         return ProcessDockResult(target, drop);
2849     }
2850     else if (pt.x >= cli_size.x - layer_insert_offset &&
2851              pt.x < cli_size.x - layer_insert_offset + auiLayerInsertPixels)
2852     {
2853         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
2854                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)),
2855                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)) + 1;
2856
2857         if (drop.IsToolbar())
2858             new_layer = auiToolBarLayer;
2859
2860         drop.Dock().Right().
2861              Layer(new_layer).
2862              Row(0).
2863              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2864         return ProcessDockResult(target, drop);
2865     }
2866     else if (pt.y >= cli_size.y - layer_insert_offset &&
2867              pt.y < cli_size.y - layer_insert_offset + auiLayerInsertPixels)
2868     {
2869         int new_layer = wxMax( wxMax( GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
2870                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2871                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2872
2873         if (drop.IsToolbar())
2874             new_layer = auiToolBarLayer;
2875
2876         drop.Dock().Bottom().
2877              Layer(new_layer).
2878              Row(0).
2879              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2880         return ProcessDockResult(target, drop);
2881     }
2882
2883
2884     wxAuiDockUIPart* part = HitTest(pt.x, pt.y);
2885
2886
2887     if (drop.IsToolbar())
2888     {
2889         if (!part || !part->dock)
2890             return false;
2891
2892         // calculate the offset from where the dock begins
2893         // to the point where the user dropped the pane
2894         int dock_drop_offset = 0;
2895         if (part->dock->IsHorizontal())
2896             dock_drop_offset = pt.x - part->dock->rect.x - offset.x;
2897         else
2898             dock_drop_offset = pt.y - part->dock->rect.y - offset.y;
2899
2900
2901         // toolbars may only be moved in and to fixed-pane docks,
2902         // otherwise we will try to float the pane.  Also, the pane
2903         // should float if being dragged over center pane windows
2904         if (!part->dock->fixed || part->dock->dock_direction == wxAUI_DOCK_CENTER ||
2905             pt.x >= cli_size.x || pt.x <= 0 || pt.y >= cli_size.y || pt.y <= 0)
2906         {
2907             if (m_last_rect.IsEmpty() || m_last_rect.Contains(pt.x, pt.y ))
2908             {
2909                 m_skipping = true;
2910             }
2911             else
2912             {
2913                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) && drop.IsFloatable())
2914                 {
2915                     drop.Float();
2916                 }
2917
2918                 m_skipping = false;
2919
2920                 return ProcessDockResult(target, drop);
2921             }
2922
2923             drop.Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2924
2925             return ProcessDockResult(target, drop);
2926         }
2927
2928         m_skipping = false;
2929
2930         m_last_rect = part->dock->rect;
2931         m_last_rect.Inflate( 15, 15 );
2932
2933         drop.Dock().
2934              Direction(part->dock->dock_direction).
2935              Layer(part->dock->dock_layer).
2936              Row(part->dock->dock_row).
2937              Position(dock_drop_offset);
2938
2939         if ((
2940             ((pt.y < part->dock->rect.y + 1) && part->dock->IsHorizontal()) ||
2941             ((pt.x < part->dock->rect.x + 1) && part->dock->IsVertical())
2942             ) && part->dock->panes.GetCount() > 1)
2943         {
2944             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
2945                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
2946             {
2947                 int row = drop.dock_row;
2948                 DoInsertDockRow(panes, part->dock->dock_direction,
2949                                 part->dock->dock_layer,
2950                                 part->dock->dock_row);
2951                 drop.dock_row = row;
2952             }
2953             else
2954             {
2955                 DoInsertDockRow(panes, part->dock->dock_direction,
2956                                 part->dock->dock_layer,
2957                                 part->dock->dock_row+1);
2958                 drop.dock_row = part->dock->dock_row+1;
2959             }
2960         }
2961
2962         if ((
2963             ((pt.y > part->dock->rect.y + part->dock->rect.height - 2 ) && part->dock->IsHorizontal()) ||
2964             ((pt.x > part->dock->rect.x + part->dock->rect.width - 2 ) && part->dock->IsVertical())
2965             ) && part->dock->panes.GetCount() > 1)
2966         {
2967             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
2968                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
2969             {
2970                 DoInsertDockRow(panes, part->dock->dock_direction,
2971                                 part->dock->dock_layer,
2972                                 part->dock->dock_row+1);
2973                 drop.dock_row = part->dock->dock_row+1;
2974             }
2975             else
2976             {
2977                 int row = drop.dock_row;
2978                 DoInsertDockRow(panes, part->dock->dock_direction,
2979                                 part->dock->dock_layer,
2980                                 part->dock->dock_row);
2981                 drop.dock_row = row;
2982             }
2983         }
2984
2985         return ProcessDockResult(target, drop);
2986     }
2987
2988
2989
2990
2991     if (!part)
2992         return false;
2993
2994     if (part->type == wxAuiDockUIPart::typePaneBorder ||
2995         part->type == wxAuiDockUIPart::typeCaption ||
2996         part->type == wxAuiDockUIPart::typeGripper ||
2997         part->type == wxAuiDockUIPart::typePaneButton ||
2998         part->type == wxAuiDockUIPart::typePane ||
2999         part->type == wxAuiDockUIPart::typePaneSizer ||
3000         part->type == wxAuiDockUIPart::typeDockSizer ||
3001         part->type == wxAuiDockUIPart::typeBackground)
3002     {
3003         if (part->type == wxAuiDockUIPart::typeDockSizer)
3004         {
3005             if (part->dock->panes.GetCount() != 1)
3006                 return false;
3007             part = GetPanePart(part->dock->panes.Item(0)->window);
3008             if (!part)
3009                 return false;
3010         }
3011
3012
3013
3014         // If a normal frame is being dragged over a toolbar, insert it
3015         // along the edge under the toolbar, but over all other panes.
3016         // (this could be done much better, but somehow factoring this
3017         // calculation with the one at the beginning of this function)
3018         if (part->dock && part->dock->toolbar)
3019         {
3020             int layer = 0;
3021
3022             switch (part->dock->dock_direction)
3023             {
3024                 case wxAUI_DOCK_LEFT:
3025                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
3026                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
3027                                       GetMaxLayer(docks, wxAUI_DOCK_TOP));
3028                     break;
3029                 case wxAUI_DOCK_TOP:
3030                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
3031                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3032                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3033                     break;
3034                 case wxAUI_DOCK_RIGHT:
3035                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
3036                                       GetMaxLayer(docks, wxAUI_DOCK_TOP)),
3037                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM));
3038                     break;
3039                 case wxAUI_DOCK_BOTTOM:
3040                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
3041                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3042                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3043                     break;
3044             }
3045
3046             DoInsertDockRow(panes, part->dock->dock_direction,
3047                             layer, 0);
3048             drop.Dock().
3049                  Direction(part->dock->dock_direction).
3050                  Layer(layer).Row(0).Position(0);
3051             return ProcessDockResult(target, drop);
3052         }
3053
3054
3055         if (!part->pane)
3056             return false;
3057
3058         part = GetPanePart(part->pane->window);
3059         if (!part)
3060             return false;
3061
3062         bool insert_dock_row = false;
3063         int insert_row = part->pane->dock_row;
3064         int insert_dir = part->pane->dock_direction;
3065         int insert_layer = part->pane->dock_layer;
3066
3067         switch (part->pane->dock_direction)
3068         {
3069             case wxAUI_DOCK_TOP:
3070                 if (pt.y >= part->rect.y &&
3071                     pt.y < part->rect.y+auiInsertRowPixels)
3072                         insert_dock_row = true;
3073                 break;
3074             case wxAUI_DOCK_BOTTOM:
3075                 if (pt.y > part->rect.y+part->rect.height-auiInsertRowPixels &&
3076                     pt.y <= part->rect.y + part->rect.height)
3077                         insert_dock_row = true;
3078                 break;
3079             case wxAUI_DOCK_LEFT:
3080                 if (pt.x >= part->rect.x &&
3081                     pt.x < part->rect.x+auiInsertRowPixels)
3082                         insert_dock_row = true;
3083                 break;
3084             case wxAUI_DOCK_RIGHT:
3085                 if (pt.x > part->rect.x+part->rect.width-auiInsertRowPixels &&
3086                     pt.x <= part->rect.x+part->rect.width)
3087                         insert_dock_row = true;
3088                 break;
3089             case wxAUI_DOCK_CENTER:
3090             {
3091                 // "new row pixels" will be set to the default, but
3092                 // must never exceed 20% of the window size
3093                 int new_row_pixels_x = auiNewRowPixels;
3094                 int new_row_pixels_y = auiNewRowPixels;
3095
3096                 if (new_row_pixels_x > (part->rect.width*20)/100)
3097                     new_row_pixels_x = (part->rect.width*20)/100;
3098
3099                 if (new_row_pixels_y > (part->rect.height*20)/100)
3100                     new_row_pixels_y = (part->rect.height*20)/100;
3101
3102
3103                 // determine if the mouse pointer is in a location that
3104                 // will cause a new row to be inserted.  The hot spot positions
3105                 // are along the borders of the center pane
3106
3107                 insert_layer = 0;
3108                 insert_dock_row = true;
3109                 const wxRect& pr = part->rect;
3110                 if (pt.x >= pr.x && pt.x < pr.x + new_row_pixels_x)
3111                     insert_dir = wxAUI_DOCK_LEFT;
3112                 else if (pt.y >= pr.y && pt.y < pr.y + new_row_pixels_y)
3113                     insert_dir = wxAUI_DOCK_TOP;
3114                 else if (pt.x >= pr.x + pr.width - new_row_pixels_x &&
3115                          pt.x < pr.x + pr.width)
3116                     insert_dir = wxAUI_DOCK_RIGHT;
3117                 else if (pt.y >= pr.y+ pr.height - new_row_pixels_y &&
3118                          pt.y < pr.y + pr.height)
3119                     insert_dir = wxAUI_DOCK_BOTTOM;
3120                 else
3121                     return false;
3122
3123                 insert_row = GetMaxRow(panes, insert_dir, insert_layer) + 1;
3124             }
3125         }
3126
3127         if (insert_dock_row)
3128         {
3129             DoInsertDockRow(panes, insert_dir, insert_layer, insert_row);
3130             drop.Dock().Direction(insert_dir).
3131                         Layer(insert_layer).
3132                         Row(insert_row).
3133                         Position(0);
3134             return ProcessDockResult(target, drop);
3135         }
3136
3137         // determine the mouse offset and the pane size, both in the
3138         // direction of the dock itself, and perpendicular to the dock
3139
3140         int offset, size;
3141
3142         if (part->orientation == wxVERTICAL)
3143         {
3144             offset = pt.y - part->rect.y;
3145             size = part->rect.GetHeight();
3146         }
3147         else
3148         {
3149             offset = pt.x - part->rect.x;
3150             size = part->rect.GetWidth();
3151         }
3152
3153         int drop_position = part->pane->dock_pos;
3154
3155         // if we are in the top/left part of the pane,
3156         // insert the pane before the pane being hovered over
3157         if (offset <= size/2)
3158         {
3159             drop_position = part->pane->dock_pos;
3160             DoInsertPane(panes,
3161                          part->pane->dock_direction,
3162                          part->pane->dock_layer,
3163                          part->pane->dock_row,
3164                          part->pane->dock_pos);
3165         }
3166
3167         // if we are in the bottom/right part of the pane,
3168         // insert the pane before the pane being hovered over
3169         if (offset > size/2)
3170         {
3171             drop_position = part->pane->dock_pos+1;
3172             DoInsertPane(panes,
3173                          part->pane->dock_direction,
3174                          part->pane->dock_layer,
3175                          part->pane->dock_row,
3176                          part->pane->dock_pos+1);
3177         }
3178
3179         drop.Dock().
3180              Direction(part->dock->dock_direction).
3181              Layer(part->dock->dock_layer).
3182              Row(part->dock->dock_row).
3183              Position(drop_position);
3184         return ProcessDockResult(target, drop);
3185     }
3186
3187     return false;
3188 }
3189
3190
3191 void wxAuiManager::OnHintFadeTimer(wxTimerEvent& WXUNUSED(event))
3192 {
3193     if (!m_hint_wnd || m_hint_fadeamt >= m_hint_fademax)
3194     {
3195         m_hint_fadetimer.Stop();
3196         Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3197                    wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3198         return;
3199     }
3200
3201     m_hint_fadeamt += 4;
3202     m_hint_wnd->SetTransparent(m_hint_fadeamt);
3203 }
3204
3205 void wxAuiManager::ShowHint(const wxRect& rect)
3206 {
3207     if (m_hint_wnd)
3208     {
3209         // if the hint rect is the same as last time, don't do anything
3210         if (m_last_hint == rect)
3211             return;
3212         m_last_hint = rect;
3213
3214         m_hint_fadeamt = m_hint_fademax;
3215
3216         if ((m_flags & wxAUI_MGR_HINT_FADE)
3217             && !((m_hint_wnd->IsKindOf(CLASSINFO(wxPseudoTransparentFrame))) &&
3218                  (m_flags & wxAUI_MGR_NO_VENETIAN_BLINDS_FADE))
3219             )
3220             m_hint_fadeamt = 0;
3221
3222         m_hint_wnd->SetSize(rect);
3223         m_hint_wnd->SetTransparent(m_hint_fadeamt);
3224
3225         if (!m_hint_wnd->IsShown())
3226             m_hint_wnd->Show();
3227
3228         // if we are dragging a floating pane, set the focus
3229         // back to that floating pane (otherwise it becomes unfocused)
3230         if (m_action == actionDragFloatingPane && m_action_window)
3231             m_action_window->SetFocus();
3232
3233         m_hint_wnd->Raise();
3234
3235
3236         if (m_hint_fadeamt != m_hint_fademax) //  Only fade if we need to
3237         {
3238             // start fade in timer
3239             m_hint_fadetimer.SetOwner(this);
3240             m_hint_fadetimer.Start(5);
3241             Connect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3242                     wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3243         }
3244     }
3245     else  // Not using a transparent hint window...
3246     {
3247         if (!(m_flags & wxAUI_MGR_RECTANGLE_HINT))
3248             return;
3249
3250         if (m_last_hint != rect)
3251         {
3252             // remove the last hint rectangle
3253             m_last_hint = rect;
3254             m_frame->Refresh();
3255             m_frame->Update();
3256         }
3257
3258         wxScreenDC screendc;
3259         wxRegion clip(1, 1, 10000, 10000);
3260
3261         // clip all floating windows, so we don't draw over them
3262         int i, pane_count;
3263         for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
3264         {
3265             wxAuiPaneInfo& pane = m_panes.Item(i);
3266
3267             if (pane.IsFloating() &&
3268                 pane.frame->IsShown())
3269             {
3270                 wxRect rect = pane.frame->GetRect();
3271 #ifdef __WXGTK__
3272                 // wxGTK returns the client size, not the whole frame size
3273                 rect.width += 15;
3274                 rect.height += 35;
3275                 rect.Inflate(5);
3276 #endif
3277
3278                 clip.Subtract(rect);
3279             }
3280         }
3281
3282         // As we can only hide the hint by redrawing the managed window, we
3283         // need to clip the region to the managed window too or we get
3284         // nasty redrawn problems.
3285         clip.Intersect(m_frame->GetRect());
3286
3287         screendc.SetDeviceClippingRegion(clip);
3288
3289         wxBitmap stipple = wxPaneCreateStippleBitmap();
3290         wxBrush brush(stipple);
3291         screendc.SetBrush(brush);
3292         screendc.SetPen(*wxTRANSPARENT_PEN);
3293
3294         screendc.DrawRectangle(rect.x, rect.y, 5, rect.height);
3295         screendc.DrawRectangle(rect.x+5, rect.y, rect.width-10, 5);
3296         screendc.DrawRectangle(rect.x+rect.width-5, rect.y, 5, rect.height);
3297         screendc.DrawRectangle(rect.x+5, rect.y+rect.height-5, rect.width-10, 5);
3298     }
3299 }
3300
3301 void wxAuiManager::HideHint()
3302 {
3303     // hides a transparent window hint, if there is one
3304     if (m_hint_wnd)
3305     {
3306         if (m_hint_wnd->IsShown())
3307             m_hint_wnd->Show(false);
3308         m_hint_wnd->SetTransparent(0);
3309         m_hint_fadetimer.Stop();
3310         // In case this is called while a hint fade is going, we need to
3311         // disconnect the event handler.
3312         Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3313                    wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3314         m_last_hint = wxRect();
3315         return;
3316     }
3317
3318     // hides a painted hint by redrawing the frame window
3319     if (!m_last_hint.IsEmpty())
3320     {
3321         m_frame->Refresh();
3322         m_frame->Update();
3323         m_last_hint = wxRect();
3324     }
3325 }
3326
3327 void wxAuiManager::OnHintActivate(wxActivateEvent& WXUNUSED(event))
3328 {
3329     // Do nothing so this event isn't handled in the base handlers.
3330
3331     // Letting the hint window activate without this handler can lead to
3332     // weird behavior on Mac where the menu is switched out to the top
3333     // window's menu in MDI applications when it shouldn't be. So since
3334     // we don't want user interaction with the hint window anyway, we just
3335     // prevent it from activating here.
3336 }
3337
3338
3339
3340 void wxAuiManager::StartPaneDrag(wxWindow* pane_window,
3341                                  const wxPoint& offset)
3342 {
3343     wxAuiPaneInfo& pane = GetPane(pane_window);
3344     if (!pane.IsOk())
3345         return;
3346
3347     if (pane.IsToolbar())
3348     {
3349         m_action = actionDragToolbarPane;
3350     }
3351     else
3352     {
3353         m_action = actionDragFloatingPane;
3354     }
3355
3356     m_action_window = pane_window;
3357     m_action_offset = offset;
3358     m_frame->CaptureMouse();
3359 }
3360
3361
3362 // CalculateHintRect() calculates the drop hint rectangle.  The method
3363 // first calls DoDrop() to determine the exact position the pane would
3364 // be at were if dropped.  If the pane would indeed become docked at the
3365 // specified drop point, the the rectangle hint will be returned in
3366 // screen coordinates.  Otherwise, an empty rectangle is returned.
3367 // |pane_window| is the window pointer of the pane being dragged, |pt| is
3368 // the mouse position, in client coordinates.  |offset| describes the offset
3369 // that the mouse is from the upper-left corner of the item being dragged
3370
3371 wxRect wxAuiManager::CalculateHintRect(wxWindow* pane_window,
3372                                        const wxPoint& pt,
3373                                        const wxPoint& offset)
3374 {
3375     wxRect rect;
3376
3377     // we need to paint a hint rectangle; to find out the exact hint rectangle,
3378     // we will create a new temporary layout and then measure the resulting
3379     // rectangle; we will create a copy of the docking structures (m_dock)
3380     // so that we don't modify the real thing on screen
3381
3382     int i, pane_count, part_count;
3383     wxAuiDockInfoArray docks;
3384     wxAuiPaneInfoArray panes;
3385     wxAuiDockUIPartArray uiparts;
3386     wxAuiPaneInfo hint = GetPane(pane_window);
3387     hint.name = wxT("__HINT__");
3388     hint.PaneBorder(true);
3389     hint.Show();
3390
3391     if (!hint.IsOk())
3392         return rect;
3393
3394     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3395
3396     // remove any pane already there which bears the same window;
3397     // this happens when you are moving a pane around in a dock
3398     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
3399     {
3400         if (panes.Item(i).window == pane_window)
3401         {
3402             RemovePaneFromDocks(docks, panes.Item(i));
3403             panes.RemoveAt(i);
3404             break;
3405         }
3406     }
3407
3408     // find out where the new pane would be
3409     if (!DoDrop(docks, panes, hint, pt, offset))
3410     {
3411         return rect;
3412     }
3413
3414     panes.Add(hint);
3415
3416     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
3417     wxSize client_size = m_frame->GetClientSize();
3418     sizer->SetDimension(0, 0, client_size.x, client_size.y);
3419     sizer->Layout();
3420
3421     for (i = 0, part_count = uiparts.GetCount();
3422          i < part_count; ++i)
3423     {
3424         wxAuiDockUIPart& part = uiparts.Item(i);
3425
3426         if (part.type == wxAuiDockUIPart::typePaneBorder &&
3427             part.pane && part.pane->name == wxT("__HINT__"))
3428         {
3429             rect = wxRect(part.sizer_item->GetPosition(),
3430                           part.sizer_item->GetSize());
3431             break;
3432         }
3433     }
3434
3435     delete sizer;
3436
3437     if (rect.IsEmpty())
3438     {
3439         return rect;
3440     }
3441
3442     // actually show the hint rectangle on the screen
3443     m_frame->ClientToScreen(&rect.x, &rect.y);
3444
3445     if ( m_frame->GetLayoutDirection() == wxLayout_RightToLeft )
3446     {
3447         // Mirror rectangle in RTL mode
3448         rect.x -= rect.GetWidth();
3449     }
3450
3451     return rect;
3452 }
3453
3454 // DrawHintRect() calculates the hint rectangle by calling
3455 // CalculateHintRect().  If there is a rectangle, it shows it
3456 // by calling ShowHint(), otherwise it hides any hint
3457 // rectangle currently shown
3458 void wxAuiManager::DrawHintRect(wxWindow* pane_window,
3459                                 const wxPoint& pt,
3460                                 const wxPoint& offset)
3461 {
3462     wxRect rect = CalculateHintRect(pane_window, pt, offset);
3463
3464     if (rect.IsEmpty())
3465     {
3466         HideHint();
3467     }
3468     else
3469     {
3470         ShowHint(rect);
3471     }
3472 }
3473
3474 void wxAuiManager::OnFloatingPaneMoveStart(wxWindow* wnd)
3475 {
3476     // try to find the pane
3477     wxAuiPaneInfo& pane = GetPane(wnd);
3478     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3479
3480     if(!pane.frame)
3481         return;
3482
3483     if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3484         pane.frame->SetTransparent(150);
3485 }
3486
3487 void wxAuiManager::OnFloatingPaneMoving(wxWindow* wnd, wxDirection dir)
3488 {
3489     // try to find the pane
3490     wxAuiPaneInfo& pane = GetPane(wnd);
3491     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3492
3493     if(!pane.frame)
3494         return;
3495
3496     wxPoint pt = ::wxGetMousePosition();
3497
3498 #if 0
3499     // Adapt pt to direction
3500     if (dir == wxNORTH)
3501     {
3502         // move to pane's upper border
3503         wxPoint pos( 0,0 );
3504         pos = wnd->ClientToScreen( pos );
3505         pt.y = pos.y;
3506         // and some more pixels for the title bar
3507         pt.y -= 5;
3508     }
3509     else if (dir == wxWEST)
3510     {
3511         // move to pane's left border
3512         wxPoint pos( 0,0 );
3513         pos = wnd->ClientToScreen( pos );
3514         pt.x = pos.x;
3515     }
3516     else if (dir == wxEAST)
3517     {
3518         // move to pane's right border
3519         wxPoint pos( wnd->GetSize().x, 0 );
3520         pos = wnd->ClientToScreen( pos );
3521         pt.x = pos.x;
3522     }
3523     else if (dir == wxSOUTH)
3524     {
3525         // move to pane's bottom border
3526         wxPoint pos( 0, wnd->GetSize().y );
3527         pos = wnd->ClientToScreen( pos );
3528         pt.y = pos.y;
3529     }
3530 #else
3531     wxUnusedVar(dir);
3532 #endif
3533
3534     wxPoint client_pt = m_frame->ScreenToClient(pt);
3535
3536     // calculate the offset from the upper left-hand corner
3537     // of the frame to the mouse pointer
3538     wxPoint frame_pos = pane.frame->GetPosition();
3539     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3540
3541     // no hint for toolbar floating windows
3542     if (pane.IsToolbar() && m_action == actionDragFloatingPane)
3543     {
3544         wxAuiDockInfoArray docks;
3545         wxAuiPaneInfoArray panes;
3546         wxAuiDockUIPartArray uiparts;
3547         wxAuiPaneInfo hint = pane;
3548
3549         CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3550
3551         // find out where the new pane would be
3552         if (!DoDrop(docks, panes, hint, client_pt))
3553             return;
3554         if (hint.IsFloating())
3555             return;
3556
3557         pane = hint;
3558         m_action = actionDragToolbarPane;
3559         m_action_window = pane.window;
3560
3561         Update();
3562
3563         return;
3564     }
3565
3566
3567     // if a key modifier is pressed while dragging the frame,
3568     // don't dock the window
3569     if (!CanDockPanel(pane))
3570     {
3571         HideHint();
3572         return;
3573     }
3574
3575
3576     DrawHintRect(wnd, client_pt, action_offset);
3577
3578 #ifdef __WXGTK__
3579     // this cleans up some screen artifacts that are caused on GTK because
3580     // we aren't getting the exact size of the window (see comment
3581     // in DrawHintRect)
3582     //Refresh();
3583 #endif
3584
3585
3586     // reduces flicker
3587     m_frame->Update();
3588 }
3589
3590 void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
3591 {
3592     // try to find the pane
3593     wxAuiPaneInfo& pane = GetPane(wnd);
3594     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3595
3596     if(!pane.frame)
3597         return;
3598
3599     wxPoint pt = ::wxGetMousePosition();
3600
3601 #if 0
3602     // Adapt pt to direction
3603     if (dir == wxNORTH)
3604     {
3605         // move to pane's upper border
3606         wxPoint pos( 0,0 );
3607         pos = wnd->ClientToScreen( pos );
3608         pt.y = pos.y;
3609         // and some more pixels for the title bar
3610         pt.y -= 10;
3611     }
3612     else if (dir == wxWEST)
3613     {
3614         // move to pane's left border
3615         wxPoint pos( 0,0 );
3616         pos = wnd->ClientToScreen( pos );
3617         pt.x = pos.x;
3618     }
3619     else if (dir == wxEAST)
3620     {
3621         // move to pane's right border
3622         wxPoint pos( wnd->GetSize().x, 0 );
3623         pos = wnd->ClientToScreen( pos );
3624         pt.x = pos.x;
3625     }
3626     else if (dir == wxSOUTH)
3627     {
3628         // move to pane's bottom border
3629         wxPoint pos( 0, wnd->GetSize().y );
3630         pos = wnd->ClientToScreen( pos );
3631         pt.y = pos.y;
3632     }
3633 #else
3634     wxUnusedVar(dir);
3635 #endif
3636
3637     wxPoint client_pt = m_frame->ScreenToClient(pt);
3638
3639     // calculate the offset from the upper left-hand corner
3640     // of the frame to the mouse pointer
3641     wxPoint frame_pos = pane.frame->GetPosition();
3642     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3643
3644     // if a key modifier is pressed while dragging the frame,
3645     // don't dock the window
3646     if (CanDockPanel(pane))
3647     {
3648         // do the drop calculation
3649         DoDrop(m_docks, m_panes, pane, client_pt, action_offset);
3650     }
3651
3652     // if the pane is still floating, update it's floating
3653     // position (that we store)
3654     if (pane.IsFloating())
3655     {
3656         pane.floating_pos = pane.frame->GetPosition();
3657
3658         if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3659             pane.frame->SetTransparent(255);
3660     }
3661     else if (m_has_maximized)
3662     {
3663         RestoreMaximizedPane();
3664     }
3665
3666     Update();
3667
3668     HideHint();
3669 }
3670
3671 void wxAuiManager::OnFloatingPaneResized(wxWindow* wnd, const wxSize& size)
3672 {
3673     // try to find the pane
3674     wxAuiPaneInfo& pane = GetPane(wnd);
3675     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3676
3677     pane.floating_size = size;
3678 }
3679
3680
3681 void wxAuiManager::OnFloatingPaneClosed(wxWindow* wnd, wxCloseEvent& evt)
3682 {
3683     // try to find the pane
3684     wxAuiPaneInfo& pane = GetPane(wnd);
3685     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3686
3687
3688     // fire pane close event
3689     wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
3690     e.SetPane(&pane);
3691     e.SetCanVeto(evt.CanVeto());
3692     ProcessMgrEvent(e);
3693
3694     if (e.GetVeto())
3695     {
3696         evt.Veto();
3697         return;
3698     }
3699     else
3700     {
3701         // close the pane, but check that it
3702         // still exists in our pane array first
3703         // (the event handler above might have removed it)
3704
3705         wxAuiPaneInfo& check = GetPane(wnd);
3706         if (check.IsOk())
3707         {
3708             ClosePane(pane);
3709         }
3710     }
3711 }
3712
3713
3714
3715 void wxAuiManager::OnFloatingPaneActivated(wxWindow* wnd)
3716 {
3717     if ((GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE) && GetPane(wnd).IsOk())
3718     {
3719         SetActivePane(m_panes, wnd);
3720         Repaint();
3721     }
3722 }
3723
3724 // OnRender() draws all of the pane captions, sashes,
3725 // backgrounds, captions, grippers, pane borders and buttons.
3726 // It renders the entire user interface.
3727
3728 void wxAuiManager::OnRender(wxAuiManagerEvent& evt)
3729 {
3730     // if the frame is about to be deleted, don't bother
3731     if (!m_frame || wxPendingDelete.Member(m_frame))
3732         return;
3733
3734     wxDC* dc = evt.GetDC();
3735
3736 #ifdef __WXMAC__
3737     dc->Clear() ;
3738 #endif
3739     int i, part_count;
3740     for (i = 0, part_count = m_uiparts.GetCount();
3741          i < part_count; ++i)
3742     {
3743         wxAuiDockUIPart& part = m_uiparts.Item(i);
3744
3745         // don't draw hidden pane items or items that aren't windows
3746         if (part.sizer_item && ((!part.sizer_item->IsWindow() && !part.sizer_item->IsSpacer() && !part.sizer_item->IsSizer()) || !part.sizer_item->IsShown()))
3747             continue;
3748
3749         switch (part.type)
3750         {
3751             case wxAuiDockUIPart::typeDockSizer:
3752             case wxAuiDockUIPart::typePaneSizer:
3753                 m_art->DrawSash(*dc, m_frame, part.orientation, part.rect);
3754                 break;
3755             case wxAuiDockUIPart::typeBackground:
3756                 m_art->DrawBackground(*dc, m_frame, part.orientation, part.rect);
3757                 break;
3758             case wxAuiDockUIPart::typeCaption:
3759                 m_art->DrawCaption(*dc, m_frame, part.pane->caption, part.rect, *part.pane);
3760                 break;
3761             case wxAuiDockUIPart::typeGripper:
3762                 m_art->DrawGripper(*dc, m_frame, part.rect, *part.pane);
3763                 break;
3764             case wxAuiDockUIPart::typePaneBorder:
3765                 m_art->DrawBorder(*dc, m_frame, part.rect, *part.pane);
3766                 break;
3767             case wxAuiDockUIPart::typePaneButton:
3768                 m_art->DrawPaneButton(*dc, m_frame, part.button->button_id,
3769                         wxAUI_BUTTON_STATE_NORMAL, part.rect, *part.pane);
3770                 break;
3771         }
3772     }
3773 }
3774
3775
3776 // Render() fire a render event, which is normally handled by
3777 // wxAuiManager::OnRender().  This allows the render function to
3778 // be overridden via the render event.  This can be useful for paintin
3779 // custom graphics in the main window. Default behavior can be
3780 // invoked in the overridden function by calling OnRender()
3781
3782 void wxAuiManager::Render(wxDC* dc)
3783 {
3784     wxAuiManagerEvent e(wxEVT_AUI_RENDER);
3785     e.SetManager(this);
3786     e.SetDC(dc);
3787     ProcessMgrEvent(e);
3788 }
3789
3790 void wxAuiManager::Repaint(wxDC* dc)
3791 {
3792 #ifdef __WXMAC__
3793     if ( dc == NULL )
3794     {
3795         m_frame->Refresh() ;
3796         m_frame->Update() ;
3797         return ;
3798     }
3799 #endif
3800     int w, h;
3801     m_frame->GetClientSize(&w, &h);
3802
3803     // figure out which dc to use; if one
3804     // has been specified, use it, otherwise
3805     // make a client dc
3806     wxClientDC* client_dc = NULL;
3807     if (!dc)
3808     {
3809         client_dc = new wxClientDC(m_frame);
3810         dc = client_dc;
3811     }
3812
3813     // if the frame has a toolbar, the client area
3814     // origin will not be (0,0).
3815     wxPoint pt = m_frame->GetClientAreaOrigin();
3816     if (pt.x != 0 || pt.y != 0)
3817         dc->SetDeviceOrigin(pt.x, pt.y);
3818
3819     // render all the items
3820     Render(dc);
3821
3822     // if we created a client_dc, delete it
3823     if (client_dc)
3824         delete client_dc;
3825 }
3826
3827 void wxAuiManager::OnPaint(wxPaintEvent& WXUNUSED(event))
3828 {
3829     wxPaintDC dc(m_frame);
3830     Repaint(&dc);
3831 }
3832
3833 void wxAuiManager::OnEraseBackground(wxEraseEvent& event)
3834 {
3835 #ifdef __WXMAC__
3836     event.Skip() ;
3837 #else
3838     wxUnusedVar(event);
3839 #endif
3840 }
3841
3842 void wxAuiManager::OnSize(wxSizeEvent& event)
3843 {
3844     if (m_frame)
3845     {
3846         DoFrameLayout();
3847         Repaint();
3848
3849 #if wxUSE_MDI
3850         if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
3851         {
3852             // for MDI parent frames, this event must not
3853             // be "skipped".  In other words, the parent frame
3854             // must not be allowed to resize the client window
3855             // after we are finished processing sizing changes
3856             return;
3857         }
3858 #endif
3859     }
3860     event.Skip();
3861 }
3862
3863 void wxAuiManager::OnFindManager(wxAuiManagerEvent& evt)
3864 {
3865     // get the window we are managing, if none, return NULL
3866     wxWindow* window = GetManagedWindow();
3867     if (!window)
3868     {
3869         evt.SetManager(NULL);
3870         return;
3871     }
3872
3873     // if we are managing a child frame, get the 'real' manager
3874     if (window->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
3875     {
3876         wxAuiFloatingFrame* float_frame = static_cast<wxAuiFloatingFrame*>(window);
3877         evt.SetManager(float_frame->GetOwnerManager());
3878         return;
3879     }
3880
3881     // return pointer to ourself
3882     evt.SetManager(this);
3883 }
3884
3885 void wxAuiManager::OnSetCursor(wxSetCursorEvent& event)
3886 {
3887     // determine cursor
3888     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
3889     wxCursor cursor = wxNullCursor;
3890
3891     if (part)
3892     {
3893         if (part->type == wxAuiDockUIPart::typeDockSizer ||
3894             part->type == wxAuiDockUIPart::typePaneSizer)
3895         {
3896             // a dock may not be resized if it has a single
3897             // pane which is not resizable
3898             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
3899                 part->dock->panes.GetCount() == 1 &&
3900                 part->dock->panes.Item(0)->IsFixed())
3901                     return;
3902
3903             // panes that may not be resized do not get a sizing cursor
3904             if (part->pane && part->pane->IsFixed())
3905                 return;
3906
3907             if (part->orientation == wxVERTICAL)
3908                 cursor = wxCursor(wxCURSOR_SIZEWE);
3909             else
3910                 cursor = wxCursor(wxCURSOR_SIZENS);
3911         }
3912         else if (part->type == wxAuiDockUIPart::typeGripper)
3913         {
3914             cursor = wxCursor(wxCURSOR_SIZING);
3915         }
3916     }
3917
3918     event.SetCursor(cursor);
3919 }
3920
3921
3922
3923 void wxAuiManager::UpdateButtonOnScreen(wxAuiDockUIPart* button_ui_part,
3924                                         const wxMouseEvent& event)
3925 {
3926     wxAuiDockUIPart* hit_test = HitTest(event.GetX(), event.GetY());
3927     if (!hit_test || !button_ui_part)
3928         return;
3929
3930     int state = wxAUI_BUTTON_STATE_NORMAL;
3931
3932     if (hit_test == button_ui_part)
3933     {
3934         if (event.LeftDown())
3935             state = wxAUI_BUTTON_STATE_PRESSED;
3936         else
3937             state = wxAUI_BUTTON_STATE_HOVER;
3938     }
3939     else
3940     {
3941         if (event.LeftDown())
3942             state = wxAUI_BUTTON_STATE_HOVER;
3943     }
3944
3945     // now repaint the button with hover state
3946     wxClientDC cdc(m_frame);
3947
3948     // if the frame has a toolbar, the client area
3949     // origin will not be (0,0).
3950     wxPoint pt = m_frame->GetClientAreaOrigin();
3951     if (pt.x != 0 || pt.y != 0)
3952         cdc.SetDeviceOrigin(pt.x, pt.y);
3953
3954     if (hit_test->pane)
3955     {
3956         m_art->DrawPaneButton(cdc, m_frame,
3957                   button_ui_part->button->button_id,
3958                   state,
3959                   button_ui_part->rect,
3960                   *hit_test->pane);
3961     }
3962 }
3963
3964 void wxAuiManager::OnLeftDown(wxMouseEvent& event)
3965 {
3966     m_currentDragItem = -1;
3967
3968     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
3969     if (part)
3970     {
3971         if (part->type == wxAuiDockUIPart::typeDockSizer ||
3972             part->type == wxAuiDockUIPart::typePaneSizer)
3973         {
3974             // Removing this restriction so that a centre pane can be resized
3975             //if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
3976             //    return;
3977
3978             // a dock may not be resized if it has a single
3979             // pane which is not resizable
3980             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
3981                 part->dock->panes.GetCount() == 1 &&
3982                 part->dock->panes.Item(0)->IsFixed())
3983                     return;
3984
3985             // panes that may not be resized should be ignored here
3986             if (part->pane && part->pane->IsFixed())
3987                 return;
3988
3989             m_action = actionResize;
3990             m_action_part = part;
3991             m_action_hintrect = wxRect();
3992             m_action_start = wxPoint(event.m_x, event.m_y);
3993             m_action_offset = wxPoint(event.m_x - part->rect.x,
3994                                       event.m_y - part->rect.y);
3995             m_frame->CaptureMouse();
3996         }
3997         else if (part->type == wxAuiDockUIPart::typePaneButton)
3998         {
3999             m_action = actionClickButton;
4000             m_action_part = part;
4001             m_action_start = wxPoint(event.m_x, event.m_y);
4002             m_frame->CaptureMouse();
4003
4004             UpdateButtonOnScreen(part, event);
4005         }
4006         else if (part->type == wxAuiDockUIPart::typeCaption ||
4007                   part->type == wxAuiDockUIPart::typeGripper)
4008         {
4009             // if we are managing a wxAuiFloatingFrame window, then
4010             // we are an embedded wxAuiManager inside the wxAuiFloatingFrame.
4011             // We want to initiate a toolbar drag in our owner manager
4012             wxWindow* managed_wnd = GetManagedWindow();
4013
4014             if (part->pane &&
4015                 part->pane->window &&
4016                 managed_wnd &&
4017                 managed_wnd->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
4018             {
4019                 wxAuiFloatingFrame* floating_frame = (wxAuiFloatingFrame*)managed_wnd;
4020                 wxAuiManager* owner_mgr = floating_frame->GetOwnerManager();
4021                 owner_mgr->StartPaneDrag(part->pane->window,
4022                                              wxPoint(event.m_x - part->rect.x,
4023                                                      event.m_y - part->rect.y));
4024                 return;
4025             }
4026
4027
4028
4029             if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4030             {
4031                 // set the caption as active
4032                 SetActivePane(m_panes, part->pane->window);
4033                 Repaint();
4034             }
4035
4036             if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
4037                 return;
4038
4039             m_action = actionClickCaption;
4040             m_action_part = part;
4041             m_action_start = wxPoint(event.m_x, event.m_y);
4042             m_action_offset = wxPoint(event.m_x - part->rect.x,
4043                                       event.m_y - part->rect.y);
4044             m_frame->CaptureMouse();
4045         }
4046 #ifdef __WXMAC__
4047         else
4048         {
4049             event.Skip();
4050         }
4051 #endif
4052     }
4053 #ifdef __WXMAC__
4054     else
4055     {
4056         event.Skip();
4057     }
4058 #else
4059     event.Skip();
4060 #endif
4061 }
4062
4063 /// Ends a resize action, or for live update, resizes the sash
4064 bool wxAuiManager::DoEndResizeAction(wxMouseEvent& event)
4065 {
4066     // resize the dock or the pane
4067     if (m_action_part && m_action_part->type==wxAuiDockUIPart::typeDockSizer)
4068     {
4069         // first, we must calculate the maximum size the dock may be
4070         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4071
4072         int used_width = 0, used_height = 0;
4073
4074         wxSize client_size = m_frame->GetClientSize();
4075
4076         size_t dock_i, dock_count = m_docks.GetCount();
4077         for (dock_i = 0; dock_i < dock_count; ++dock_i)
4078         {
4079             wxAuiDockInfo& dock = m_docks.Item(dock_i);
4080             if (dock.dock_direction == wxAUI_DOCK_TOP ||
4081                 dock.dock_direction == wxAUI_DOCK_BOTTOM)
4082             {
4083                 used_height += dock.size;
4084             }
4085             if (dock.dock_direction == wxAUI_DOCK_LEFT ||
4086                 dock.dock_direction == wxAUI_DOCK_RIGHT)
4087             {
4088                 used_width += dock.size;
4089             }
4090             if (dock.resizable)
4091                 used_width += sash_size;
4092         }
4093
4094
4095         int available_width = client_size.GetWidth() - used_width;
4096         int available_height = client_size.GetHeight() - used_height;
4097
4098
4099 #if wxUSE_STATUSBAR
4100         // if there's a status control, the available
4101         // height decreases accordingly
4102         if (m_frame && m_frame->IsKindOf(CLASSINFO(wxFrame)))
4103         {
4104             wxFrame* frame = static_cast<wxFrame*>(m_frame);
4105             wxStatusBar* status = frame->GetStatusBar();
4106             if (status)
4107             {
4108                 wxSize status_client_size = status->GetClientSize();
4109                 available_height -= status_client_size.GetHeight();
4110             }
4111         }
4112 #endif
4113
4114         wxRect& rect = m_action_part->dock->rect;
4115
4116         wxPoint new_pos(event.m_x - m_action_offset.x,
4117             event.m_y - m_action_offset.y);
4118         int new_size, old_size = m_action_part->dock->size;
4119
4120         switch (m_action_part->dock->dock_direction)
4121         {
4122         case wxAUI_DOCK_LEFT:
4123             new_size = new_pos.x - rect.x;
4124             if (new_size-old_size > available_width)
4125                 new_size = old_size+available_width;
4126             m_action_part->dock->size = new_size;
4127             break;
4128         case wxAUI_DOCK_TOP:
4129             new_size = new_pos.y - rect.y;
4130             if (new_size-old_size > available_height)
4131                 new_size = old_size+available_height;
4132             m_action_part->dock->size = new_size;
4133             break;
4134         case wxAUI_DOCK_RIGHT:
4135             new_size = rect.x + rect.width - new_pos.x -
4136                        m_action_part->rect.GetWidth();
4137             if (new_size-old_size > available_width)
4138                 new_size = old_size+available_width;
4139             m_action_part->dock->size = new_size;
4140             break;
4141         case wxAUI_DOCK_BOTTOM:
4142             new_size = rect.y + rect.height -
4143                 new_pos.y - m_action_part->rect.GetHeight();
4144             if (new_size-old_size > available_height)
4145                 new_size = old_size+available_height;
4146             m_action_part->dock->size = new_size;
4147             break;
4148         }
4149
4150         Update();
4151         Repaint(NULL);
4152     }
4153     else if (m_action_part &&
4154         m_action_part->type == wxAuiDockUIPart::typePaneSizer)
4155     {
4156         wxAuiDockInfo& dock = *m_action_part->dock;
4157         wxAuiPaneInfo& pane = *m_action_part->pane;
4158
4159         int total_proportion = 0;
4160         int dock_pixels = 0;
4161         int new_pixsize = 0;
4162
4163         int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
4164         int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
4165         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4166
4167         wxPoint new_pos(event.m_x - m_action_offset.x,
4168             event.m_y - m_action_offset.y);
4169
4170         // determine the pane rectangle by getting the pane part
4171         wxAuiDockUIPart* pane_part = GetPanePart(pane.window);
4172         wxASSERT_MSG(pane_part,
4173             wxT("Pane border part not found -- shouldn't happen"));
4174
4175         // determine the new pixel size that the user wants;
4176         // this will help us recalculate the pane's proportion
4177         if (dock.IsHorizontal())
4178             new_pixsize = new_pos.x - pane_part->rect.x;
4179         else
4180             new_pixsize = new_pos.y - pane_part->rect.y;
4181
4182         // determine the size of the dock, based on orientation
4183         if (dock.IsHorizontal())
4184             dock_pixels = dock.rect.GetWidth();
4185         else
4186             dock_pixels = dock.rect.GetHeight();
4187
4188         // determine the total proportion of all resizable panes,
4189         // and the total size of the dock minus the size of all
4190         // the fixed panes
4191         int i, dock_pane_count = dock.panes.GetCount();
4192         int pane_position = -1;
4193         for (i = 0; i < dock_pane_count; ++i)
4194         {
4195             wxAuiPaneInfo& p = *dock.panes.Item(i);
4196             if (p.window == pane.window)
4197                 pane_position = i;
4198
4199             // while we're at it, subtract the pane sash
4200             // width from the dock width, because this would
4201             // skew our proportion calculations
4202             if (i > 0)
4203                 dock_pixels -= sash_size;
4204
4205             // also, the whole size (including decorations) of
4206             // all fixed panes must also be subtracted, because they
4207             // are not part of the proportion calculation
4208             if (p.IsFixed())
4209             {
4210                 if (dock.IsHorizontal())
4211                     dock_pixels -= p.best_size.x;
4212                 else
4213                     dock_pixels -= p.best_size.y;
4214             }
4215             else
4216             {
4217                 total_proportion += p.dock_proportion;
4218             }
4219         }
4220
4221         // new size can never be more than the number of dock pixels
4222         if (new_pixsize > dock_pixels)
4223             new_pixsize = dock_pixels;
4224
4225
4226         // find a pane in our dock to 'steal' space from or to 'give'
4227         // space to -- this is essentially what is done when a pane is
4228         // resized; the pane should usually be the first non-fixed pane
4229         // to the right of the action pane
4230         int borrow_pane = -1;
4231         for (i = pane_position+1; i < dock_pane_count; ++i)
4232         {
4233             wxAuiPaneInfo& p = *dock.panes.Item(i);
4234             if (!p.IsFixed())
4235             {
4236                 borrow_pane = i;
4237                 break;
4238             }
4239         }
4240
4241
4242         // demand that the pane being resized is found in this dock
4243         // (this assert really never should be raised)
4244         wxASSERT_MSG(pane_position != -1, wxT("Pane not found in dock"));
4245
4246         // prevent division by zero
4247         if (dock_pixels == 0 || total_proportion == 0 || borrow_pane == -1)
4248         {
4249             m_action = actionNone;
4250             return false;
4251         }
4252
4253         // calculate the new proportion of the pane
4254         int new_proportion = (new_pixsize*total_proportion)/dock_pixels;
4255
4256         // default minimum size
4257         int min_size = 0;
4258
4259         // check against the pane's minimum size, if specified. please note
4260         // that this is not enough to ensure that the minimum size will
4261         // not be violated, because the whole frame might later be shrunk,
4262         // causing the size of the pane to violate it's minimum size
4263         if (pane.min_size.IsFullySpecified())
4264         {
4265             min_size = 0;
4266
4267             if (pane.HasBorder())
4268                 min_size += (pane_border_size*2);
4269
4270             // calculate minimum size with decorations (border,caption)
4271             if (pane_part->orientation == wxVERTICAL)
4272             {
4273                 min_size += pane.min_size.y;
4274                 if (pane.HasCaption())
4275                     min_size += caption_size;
4276             }
4277             else
4278             {
4279                 min_size += pane.min_size.x;
4280             }
4281         }
4282
4283
4284         // for some reason, an arithmatic error somewhere is causing
4285         // the proportion calculations to always be off by 1 pixel;
4286         // for now we will add the 1 pixel on, but we really should
4287         // determine what's causing this.
4288         min_size++;
4289
4290         int min_proportion = (min_size*total_proportion)/dock_pixels;
4291
4292         if (new_proportion < min_proportion)
4293             new_proportion = min_proportion;
4294
4295
4296
4297         int prop_diff = new_proportion - pane.dock_proportion;
4298
4299         // borrow the space from our neighbor pane to the
4300         // right or bottom (depending on orientation);
4301         // also make sure we don't make the neighbor too small
4302         int prop_borrow = dock.panes.Item(borrow_pane)->dock_proportion;
4303
4304         if (prop_borrow - prop_diff < 0)
4305         {
4306             // borrowing from other pane would make it too small,
4307             // so cancel the resize operation
4308             prop_borrow = min_proportion;
4309         }
4310          else
4311         {
4312             prop_borrow -= prop_diff;
4313         }
4314
4315
4316         dock.panes.Item(borrow_pane)->dock_proportion = prop_borrow;
4317         pane.dock_proportion = new_proportion;
4318
4319
4320         // repaint
4321         Update();
4322         Repaint(NULL);
4323     }
4324
4325     return true;
4326 }
4327
4328 void wxAuiManager::OnLeftUp(wxMouseEvent& event)
4329 {
4330     if (m_action == actionResize)
4331     {
4332         m_frame->ReleaseMouse();
4333
4334         if (!wxAuiManager_HasLiveResize(*this))
4335         {
4336             // get rid of the hint rectangle
4337             wxScreenDC dc;
4338             DrawResizeHint(dc, m_action_hintrect);
4339         }
4340         if (m_currentDragItem != -1 && wxAuiManager_HasLiveResize(*this))
4341             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4342
4343         DoEndResizeAction(event);
4344
4345         m_currentDragItem = -1;
4346
4347     }
4348     else if (m_action == actionClickButton)
4349     {
4350         m_hover_button = NULL;
4351         m_frame->ReleaseMouse();
4352
4353         if (m_action_part)
4354         {
4355             UpdateButtonOnScreen(m_action_part, event);
4356
4357             // make sure we're still over the item that was originally clicked
4358             if (m_action_part == HitTest(event.GetX(), event.GetY()))
4359             {
4360                 // fire button-click event
4361                 wxAuiManagerEvent e(wxEVT_AUI_PANE_BUTTON);
4362                 e.SetManager(this);
4363                 e.SetPane(m_action_part->pane);
4364                 e.SetButton(m_action_part->button->button_id);
4365                 ProcessMgrEvent(e);
4366             }
4367         }
4368     }
4369     else if (m_action == actionClickCaption)
4370     {
4371         m_frame->ReleaseMouse();
4372     }
4373     else if (m_action == actionDragFloatingPane)
4374     {
4375         m_frame->ReleaseMouse();
4376     }
4377     else if (m_action == actionDragToolbarPane)
4378     {
4379         m_frame->ReleaseMouse();
4380
4381         wxAuiPaneInfo& pane = GetPane(m_action_window);
4382         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4383
4384         // save the new positions
4385         wxAuiDockInfoPtrArray docks;
4386         FindDocks(m_docks, pane.dock_direction,
4387                   pane.dock_layer, pane.dock_row, docks);
4388         if (docks.GetCount() == 1)
4389         {
4390             wxAuiDockInfo& dock = *docks.Item(0);
4391
4392             wxArrayInt pane_positions, pane_sizes;
4393             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
4394
4395             int i, dock_pane_count = dock.panes.GetCount();
4396             for (i = 0; i < dock_pane_count; ++i)
4397                 dock.panes.Item(i)->dock_pos = pane_positions[i];
4398         }
4399
4400         pane.state &= ~wxAuiPaneInfo::actionPane;
4401         Update();
4402     }
4403     else
4404     {
4405         event.Skip();
4406     }
4407
4408     m_action = actionNone;
4409     m_last_mouse_move = wxPoint(); // see comment in OnMotion()
4410 }
4411
4412
4413 void wxAuiManager::OnMotion(wxMouseEvent& event)
4414 {
4415     // sometimes when Update() is called from inside this method,
4416     // a spurious mouse move event is generated; this check will make
4417     // sure that only real mouse moves will get anywhere in this method;
4418     // this appears to be a bug somewhere, and I don't know where the
4419     // mouse move event is being generated.  only verified on MSW
4420
4421     wxPoint mouse_pos = event.GetPosition();
4422     if (m_last_mouse_move == mouse_pos)
4423         return;
4424     m_last_mouse_move = mouse_pos;
4425
4426
4427     if (m_action == actionResize)
4428     {
4429         // It's necessary to reset m_action_part since it destroyed
4430         // by the Update within DoEndResizeAction.
4431         if (m_currentDragItem != -1)
4432             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4433         else
4434             m_currentDragItem = m_uiparts.Index(* m_action_part);
4435
4436         if (m_action_part)
4437         {
4438             wxPoint pos = m_action_part->rect.GetPosition();
4439             if (m_action_part->orientation == wxHORIZONTAL)
4440                 pos.y = wxMax(0, event.m_y - m_action_offset.y);
4441             else
4442                 pos.x = wxMax(0, event.m_x - m_action_offset.x);
4443
4444             if (wxAuiManager_HasLiveResize(*this))
4445             {
4446                 m_frame->ReleaseMouse();
4447                 DoEndResizeAction(event);
4448                 m_frame->CaptureMouse();
4449             }
4450             else
4451             {
4452                 wxRect rect(m_frame->ClientToScreen(pos),
4453                     m_action_part->rect.GetSize());
4454                 wxScreenDC dc;
4455
4456                 if (!m_action_hintrect.IsEmpty())
4457                 {
4458                     // remove old resize hint
4459                     DrawResizeHint(dc, m_action_hintrect);
4460                     m_action_hintrect = wxRect();
4461                 }
4462
4463                 // draw new resize hint, if it's inside the managed frame
4464                 wxRect frame_screen_rect = m_frame->GetScreenRect();
4465                 if (frame_screen_rect.Contains(rect))
4466                 {
4467                     DrawResizeHint(dc, rect);
4468                     m_action_hintrect = rect;
4469                 }
4470             }
4471         }
4472     }
4473     else if (m_action == actionClickCaption)
4474     {
4475         int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
4476         int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
4477
4478         // caption has been clicked.  we need to check if the mouse
4479         // is now being dragged. if it is, we need to change the
4480         // mouse action to 'drag'
4481         if (m_action_part &&
4482             (abs(event.m_x - m_action_start.x) > drag_x_threshold ||
4483              abs(event.m_y - m_action_start.y) > drag_y_threshold))
4484         {
4485             wxAuiPaneInfo* pane_info = m_action_part->pane;
4486
4487             if (!pane_info->IsToolbar())
4488             {
4489                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4490                     pane_info->IsFloatable())
4491                 {
4492                     m_action = actionDragFloatingPane;
4493
4494                     // set initial float position
4495                     wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4496                     pane_info->floating_pos = wxPoint(pt.x - m_action_offset.x,
4497                                                       pt.y - m_action_offset.y);
4498
4499                     // float the window
4500                     if (pane_info->IsMaximized())
4501                         RestorePane(*pane_info);
4502                     pane_info->Float();
4503                     Update();
4504
4505                     m_action_window = pane_info->frame;
4506
4507                     // action offset is used here to make it feel "natural" to the user
4508                     // to drag a docked pane and suddenly have it become a floating frame.
4509                     // Sometimes, however, the offset where the user clicked on the docked
4510                     // caption is bigger than the width of the floating frame itself, so
4511                     // in that case we need to set the action offset to a sensible value
4512                     wxSize frame_size = m_action_window->GetSize();
4513                     if (frame_size.x <= m_action_offset.x)
4514                         m_action_offset.x = 30;
4515                 }
4516             }
4517             else
4518             {
4519                 m_action = actionDragToolbarPane;
4520                 m_action_window = pane_info->window;
4521             }
4522         }
4523     }
4524     else if (m_action == actionDragFloatingPane)
4525     {
4526         if (m_action_window)
4527         {
4528             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4529             m_action_window->Move(pt.x - m_action_offset.x,
4530                                 pt.y - m_action_offset.y);
4531         }
4532     }
4533     else if (m_action == actionDragToolbarPane)
4534     {
4535         wxAuiPaneInfo& pane = GetPane(m_action_window);
4536         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4537
4538         pane.SetFlag(wxAuiPaneInfo::actionPane, true);
4539
4540         wxPoint pt = event.GetPosition();
4541         DoDrop(m_docks, m_panes, pane, pt, m_action_offset);
4542
4543         // if DoDrop() decided to float the pane, set up
4544         // the floating pane's initial position
4545         if (pane.IsFloating())
4546         {
4547             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4548             pane.floating_pos = wxPoint(pt.x - m_action_offset.x,
4549                                         pt.y - m_action_offset.y);
4550         }
4551
4552         // this will do the actiual move operation;
4553         // in the case that the pane has been floated,
4554         // this call will create the floating pane
4555         // and do the reparenting
4556         Update();
4557
4558         // if the pane has been floated, change the mouse
4559         // action actionDragFloatingPane so that subsequent
4560         // EVT_MOTION() events will move the floating pane
4561         if (pane.IsFloating())
4562         {
4563             pane.state &= ~wxAuiPaneInfo::actionPane;
4564             m_action = actionDragFloatingPane;
4565             m_action_window = pane.frame;
4566         }
4567     }
4568     else
4569     {
4570         wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4571         if (part && part->type == wxAuiDockUIPart::typePaneButton)
4572         {
4573             if (part != m_hover_button)
4574             {
4575                 // make the old button normal
4576                 if (m_hover_button)
4577                 {
4578                     UpdateButtonOnScreen(m_hover_button, event);
4579                     Repaint();
4580                 }
4581
4582                 // mouse is over a button, so repaint the
4583                 // button in hover mode
4584                 UpdateButtonOnScreen(part, event);
4585                 m_hover_button = part;
4586
4587             }
4588         }
4589         else
4590         {
4591             if (m_hover_button)
4592             {
4593                 m_hover_button = NULL;
4594                 Repaint();
4595             }
4596             else
4597             {
4598                 event.Skip();
4599             }
4600         }
4601     }
4602 }
4603
4604 void wxAuiManager::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
4605 {
4606     if (m_hover_button)
4607     {
4608         m_hover_button = NULL;
4609         Repaint();
4610     }
4611 }
4612
4613 void wxAuiManager::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
4614 {
4615     // cancel the operation in progress, if any
4616     if ( m_action != actionNone )
4617     {
4618         m_action = actionNone;
4619         HideHint();
4620     }
4621 }
4622
4623 void wxAuiManager::OnChildFocus(wxChildFocusEvent& event)
4624 {
4625     // when a child pane has it's focus set, we should change the
4626     // pane's active state to reflect this. (this is only true if
4627     // active panes are allowed by the owner)
4628     if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4629     {
4630         wxAuiPaneInfo& pane = GetPane(event.GetWindow());
4631         if (pane.IsOk() && (pane.state & wxAuiPaneInfo::optionActive) == 0)
4632         {
4633             SetActivePane(m_panes, event.GetWindow());
4634             m_frame->Refresh();
4635         }
4636     }
4637
4638     event.Skip();
4639 }
4640
4641
4642 // OnPaneButton() is an event handler that is called
4643 // when a pane button has been pressed.
4644 void wxAuiManager::OnPaneButton(wxAuiManagerEvent& evt)
4645 {
4646     wxASSERT_MSG(evt.pane, wxT("Pane Info passed to wxAuiManager::OnPaneButton must be non-null"));
4647
4648     wxAuiPaneInfo& pane = *(evt.pane);
4649
4650     if (evt.button == wxAUI_BUTTON_CLOSE)
4651     {
4652         // fire pane close event
4653         wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
4654         e.SetManager(this);
4655         e.SetPane(evt.pane);
4656         ProcessMgrEvent(e);
4657
4658         if (!e.GetVeto())
4659         {
4660             // close the pane, but check that it
4661             // still exists in our pane array first
4662             // (the event handler above might have removed it)
4663
4664             wxAuiPaneInfo& check = GetPane(pane.window);
4665             if (check.IsOk())
4666             {
4667                 ClosePane(pane);
4668             }
4669
4670             Update();
4671         }
4672     }
4673     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && !pane.IsMaximized())
4674     {
4675         // fire pane close event
4676         wxAuiManagerEvent e(wxEVT_AUI_PANE_MAXIMIZE);
4677         e.SetManager(this);
4678         e.SetPane(evt.pane);
4679         ProcessMgrEvent(e);
4680
4681         if (!e.GetVeto())
4682         {
4683             MaximizePane(pane);
4684             Update();
4685         }
4686     }
4687     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && pane.IsMaximized())
4688     {
4689         // fire pane close event
4690         wxAuiManagerEvent e(wxEVT_AUI_PANE_RESTORE);
4691         e.SetManager(this);
4692         e.SetPane(evt.pane);
4693         ProcessMgrEvent(e);
4694
4695         if (!e.GetVeto())
4696         {
4697             RestorePane(pane);
4698             Update();
4699         }
4700     }
4701     else if (evt.button == wxAUI_BUTTON_PIN)
4702     {
4703         if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4704             pane.IsFloatable())
4705                 pane.Float();
4706         Update();
4707     }
4708 }
4709
4710 #endif // wxUSE_AUI