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 private:
 281     DECLARE_DYNAMIC_CLASS(wxPseudoTransparentFrame)
 282 };
 283
 284 IMPLEMENT_DYNAMIC_CLASS(wxPseudoTransparentFrame, wxFrame)
 285
 286 #endif
 287  // __WXGTK20__
 288
 289
 290
 291 // -- static utility functions --
 292
 293 static wxBitmap wxPaneCreateStippleBitmap()
 294 {
 295     unsigned char data[] = { 0,0,0,192,192,192, 192,192,192,0,0,0 };
 296     wxImage img(2,2,data,true);
 297     return wxBitmap(img);
 298 }
 299
 300 static void DrawResizeHint(wxDC& dc, const wxRect& rect)
 301 {
 302     wxBitmap stipple = wxPaneCreateStippleBitmap();
 303     wxBrush brush(stipple);
 304     dc.SetBrush(brush);
 305 #ifdef __WXMSW__
 306     wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
 307     PatBlt(GetHdcOf(*impl), rect.GetX(), rect.GetY(), rect.GetWidth(), rect.GetHeight(), PATINVERT);
 308 #else
 309     dc.SetPen(*wxTRANSPARENT_PEN);
 310
 311     dc.SetLogicalFunction(wxXOR);
 312     dc.DrawRectangle(rect);
 313 #endif
 314 }
 315
 316
 317
 318 // CopyDocksAndPanes() - this utility function creates copies of
 319 // the dock and pane info.  wxAuiDockInfo's usually contain pointers
 320 // to wxAuiPaneInfo classes, thus this function is necessary to reliably
 321 // reconstruct that relationship in the new dock info and pane info arrays
 322
 323 static void CopyDocksAndPanes(wxAuiDockInfoArray& dest_docks,
 324                               wxAuiPaneInfoArray& dest_panes,
 325                               const wxAuiDockInfoArray& src_docks,
 326                               const wxAuiPaneInfoArray& src_panes)
 327 {
 328     dest_docks = src_docks;
 329     dest_panes = src_panes;
 330     int i, j, k, dock_count, pc1, pc2;
 331     for (i = 0, dock_count = dest_docks.GetCount(); i < dock_count; ++i)
 332     {
 333         wxAuiDockInfo& dock = dest_docks.Item(i);
 334         for (j = 0, pc1 = dock.panes.GetCount(); j < pc1; ++j)
 335             for (k = 0, pc2 = src_panes.GetCount(); k < pc2; ++k)
 336                 if (dock.panes.Item(j) == &src_panes.Item(k))
 337                     dock.panes.Item(j) = &dest_panes.Item(k);
 338     }
 339 }
 340
 341 // GetMaxLayer() is an internal function which returns
 342 // the highest layer inside the specified dock
 343 static int GetMaxLayer(const wxAuiDockInfoArray& docks,
 344                        int dock_direction)
 345 {
 346     int i, dock_count, max_layer = 0;
 347     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 348     {
 349         wxAuiDockInfo& dock = docks.Item(i);
 350         if (dock.dock_direction == dock_direction &&
 351             dock.dock_layer > max_layer && !dock.fixed)
 352                 max_layer = dock.dock_layer;
 353     }
 354     return max_layer;
 355 }
 356
 357
 358 // GetMaxRow() is an internal function which returns
 359 // the highest layer inside the specified dock
 360 static int GetMaxRow(const wxAuiPaneInfoArray& panes, int direction, int layer)
 361 {
 362     int i, pane_count, max_row = 0;
 363     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 364     {
 365         wxAuiPaneInfo& pane = panes.Item(i);
 366         if (pane.dock_direction == direction &&
 367             pane.dock_layer == layer &&
 368             pane.dock_row > max_row)
 369                 max_row = pane.dock_row;
 370     }
 371     return max_row;
 372 }
 373
 374
 375
 376 // DoInsertDockLayer() is an internal function that inserts a new dock
 377 // layer by incrementing all existing dock layer values by one
 378 static void DoInsertDockLayer(wxAuiPaneInfoArray& panes,
 379                               int dock_direction,
 380                               int dock_layer)
 381 {
 382     int i, pane_count;
 383     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 384     {
 385         wxAuiPaneInfo& pane = panes.Item(i);
 386         if (!pane.IsFloating() &&
 387             pane.dock_direction == dock_direction &&
 388             pane.dock_layer >= dock_layer)
 389                 pane.dock_layer++;
 390     }
 391 }
 392
 393 // DoInsertDockLayer() is an internal function that inserts a new dock
 394 // row by incrementing all existing dock row values by one
 395 static void DoInsertDockRow(wxAuiPaneInfoArray& panes,
 396                             int dock_direction,
 397                             int dock_layer,
 398                             int dock_row)
 399 {
 400     int i, pane_count;
 401     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 402     {
 403         wxAuiPaneInfo& pane = panes.Item(i);
 404         if (!pane.IsFloating() &&
 405             pane.dock_direction == dock_direction &&
 406             pane.dock_layer == dock_layer &&
 407             pane.dock_row >= dock_row)
 408                 pane.dock_row++;
 409     }
 410 }
 411
 412 // DoInsertDockLayer() is an internal function that inserts a space for
 413 // another dock pane by incrementing all existing dock row values by one
 414 static void DoInsertPane(wxAuiPaneInfoArray& panes,
 415                          int dock_direction,
 416                          int dock_layer,
 417                          int dock_row,
 418                          int dock_pos)
 419 {
 420     int i, pane_count;
 421     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 422     {
 423         wxAuiPaneInfo& pane = panes.Item(i);
 424         if (!pane.IsFloating() &&
 425             pane.dock_direction == dock_direction &&
 426             pane.dock_layer == dock_layer &&
 427             pane.dock_row == dock_row &&
 428             pane.dock_pos >= dock_pos)
 429                 pane.dock_pos++;
 430     }
 431 }
 432
 433 // FindDocks() is an internal function that returns a list of docks which meet
 434 // the specified conditions in the parameters and returns a sorted array
 435 // (sorted by layer and then row)
 436 static void FindDocks(wxAuiDockInfoArray& docks,
 437                       int dock_direction,
 438                       int dock_layer,
 439                       int dock_row,
 440                       wxAuiDockInfoPtrArray& arr)
 441 {
 442     int begin_layer = dock_layer;
 443     int end_layer = dock_layer;
 444     int begin_row = dock_row;
 445     int end_row = dock_row;
 446     int dock_count = docks.GetCount();
 447     int layer, row, i, max_row = 0, max_layer = 0;
 448
 449     // discover the maximum dock layer and the max row
 450     for (i = 0; i < dock_count; ++i)
 451     {
 452         max_row = wxMax(max_row, docks.Item(i).dock_row);
 453         max_layer = wxMax(max_layer, docks.Item(i).dock_layer);
 454     }
 455
 456     // if no dock layer was specified, search all dock layers
 457     if (dock_layer == -1)
 458     {
 459         begin_layer = 0;
 460         end_layer = max_layer;
 461     }
 462
 463     // if no dock row was specified, search all dock row
 464     if (dock_row == -1)
 465     {
 466         begin_row = 0;
 467         end_row = max_row;
 468     }
 469
 470     arr.Clear();
 471
 472     for (layer = begin_layer; layer <= end_layer; ++layer)
 473         for (row = begin_row; row <= end_row; ++row)
 474             for (i = 0; i < dock_count; ++i)
 475             {
 476                 wxAuiDockInfo& d = docks.Item(i);
 477                 if (dock_direction == -1 || dock_direction == d.dock_direction)
 478                 {
 479                     if (d.dock_layer == layer && d.dock_row == row)
 480                         arr.Add(&d);
 481                 }
 482             }
 483 }
 484
 485 // FindPaneInDock() looks up a specified window pointer inside a dock.
 486 // If found, the corresponding wxAuiPaneInfo pointer is returned, otherwise NULL.
 487 static wxAuiPaneInfo* FindPaneInDock(const wxAuiDockInfo& dock, wxWindow* window)
 488 {
 489     int i, count = dock.panes.GetCount();
 490     for (i = 0; i < count; ++i)
 491     {
 492         wxAuiPaneInfo* p = dock.panes.Item(i);
 493         if (p->window == window)
 494             return p;
 495     }
 496     return NULL;
 497 }
 498
 499 // RemovePaneFromDocks() removes a pane window from all docks
 500 // with a possible exception specified by parameter "ex_cept"
 501 static void RemovePaneFromDocks(wxAuiDockInfoArray& docks,
 502                                 wxAuiPaneInfo& pane,
 503                                 wxAuiDockInfo* ex_cept  = NULL  )
 504 {
 505     int i, dock_count;
 506     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 507     {
 508         wxAuiDockInfo& d = docks.Item(i);
 509         if (&d == ex_cept)
 510             continue;
 511         wxAuiPaneInfo* pi = FindPaneInDock(d, pane.window);
 512         if (pi)
 513             d.panes.Remove(pi);
 514     }
 515 }
 516
 517 /*
 518 // This function works fine, and may be used in the future
 519
 520 // RenumberDockRows() takes a dock and assigns sequential numbers
 521 // to existing rows.  Basically it takes out the gaps; so if a
 522 // dock has rows with numbers 0,2,5, they will become 0,1,2
 523 static void RenumberDockRows(wxAuiDockInfoPtrArray& docks)
 524 {
 525     int i, dock_count;
 526     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
 527     {
 528         wxAuiDockInfo& dock = *docks.Item(i);
 529         dock.dock_row = i;
 530
 531         int j, pane_count;
 532         for (j = 0, pane_count = dock.panes.GetCount(); j < pane_count; ++j)
 533             dock.panes.Item(j)->dock_row = i;
 534     }
 535 }
 536 */
 537
 538
 539 // SetActivePane() sets the active pane, as well as cycles through
 540 // every other pane and makes sure that all others' active flags
 541 // are turned off
 542 static void SetActivePane(wxAuiPaneInfoArray& panes, wxWindow* active_pane)
 543 {
 544     int i, pane_count;
 545     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
 546     {
 547         wxAuiPaneInfo& pane = panes.Item(i);
 548         pane.state &= ~wxAuiPaneInfo::optionActive;
 549         if (pane.window == active_pane)
 550             pane.state |= wxAuiPaneInfo::optionActive;
 551     }
 552 }
 553
 554
 555 // this function is used to sort panes by dock position
 556 static int PaneSortFunc(wxAuiPaneInfo** p1, wxAuiPaneInfo** p2)
 557 {
 558     return ((*p1)->dock_pos < (*p2)->dock_pos) ? -1 : 1;
 559 }
 560
 561
 562
 563
 564 // this utility class implements a proportional sizer
 565 // as it existed in wxWidgets 2.8 and before.
 566
 567 class wxAuiProportionalBoxSizer : public wxBoxSizer
 568 {
 569 public:
 570     wxAuiProportionalBoxSizer(int orientation) : wxBoxSizer(orientation) { }
 571
 572     void RecalcSizes()
 573     {
 574         if (m_children.GetCount() == 0)
 575             return;
 576
 577         int fixed_height = 0;
 578         int fixed_width = 0;
 579         int stretchable = 0;
 580         wxSizerItemList::compatibility_iterator node;
 581
 582         // find fixed width and height, as well
 583         // as the total stretchable proportions
 584         node = m_children.GetFirst();
 585         while (node)
 586         {
 587             wxSizerItem *item = node->GetData();
 588
 589             if (item->IsShown())
 590             {
 591                 stretchable += item->GetProportion();
 592
 593                 wxSize size(item->GetMinSizeWithBorder());
 594                 if (item->GetProportion() == 0)
 595                 {
 596                     if (m_orient == wxVERTICAL)
 597                     {
 598                         fixed_height += size.y;
 599                         fixed_width = wxMax(fixed_width, size.x);
 600                     }
 601                      else
 602                     {
 603                         fixed_width += size.x;
 604                         fixed_height = wxMax(fixed_height, size.y);
 605                     }
 606                 }
 607             }
 608
 609             node = node->GetNext();
 610         }
 611
 612
 613         // delta specifies the total amount to be allocated to stretch spaces
 614         int delta = 0;
 615         if (stretchable)
 616         {
 617             if (m_orient == wxHORIZONTAL)
 618                 delta = m_size.x - fixed_width;
 619                  else
 620                 delta = m_size.y - fixed_height;
 621         }
 622
 623         // go through each item and assign sizes
 624         wxPoint pt(m_position);
 625         node = m_children.GetFirst();
 626         while (node)
 627         {
 628             wxSizerItem* item = node->GetData();
 629
 630             if (item->IsShown())
 631             {
 632                 wxSize size(item->GetMinSizeWithBorder());
 633
 634                 if (m_orient == wxVERTICAL)
 635                 {
 636                     wxCoord height = size.y;
 637                     if (item->GetProportion())
 638                     {
 639                         height = (delta * item->GetProportion()) / stretchable;
 640                         delta -= height;
 641                         stretchable -= item->GetProportion();
 642                     }
 643
 644                     wxPoint child_pos(pt);
 645                     wxSize child_size(size.x, height);
 646
 647                     if (item->GetFlag() & (wxEXPAND | wxSHAPED))
 648                         child_size.x = m_size.x;
 649                     else if (item->GetFlag() & wxALIGN_RIGHT)
 650                         child_pos.x += m_size.x - size.x;
 651                     else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL))
 652                         child_pos.x += (m_size.x - size.x) / 2;
 653
 654                     item->SetDimension(child_pos, child_size);
 655
 656                     pt.y += height;
 657                 }
 658                  else
 659                 {
 660                     wxCoord width = size.x;
 661                     if (item->GetProportion())
 662                     {
 663                         width = (delta * item->GetProportion()) / stretchable;
 664                         delta -= width;
 665                         stretchable -= item->GetProportion();
 666                     }
 667
 668                     wxPoint child_pos(pt);
 669                     wxSize child_size(width, size.y);
 670
 671                     if (item->GetFlag() & (wxEXPAND | wxSHAPED))
 672                         child_size.y = m_size.y;
 673                     else if (item->GetFlag() & wxALIGN_BOTTOM)
 674                         child_pos.y += m_size.y - size.y;
 675                     else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL))
 676                         child_pos.y += (m_size.y - size.y) / 2;
 677
 678                     item->SetDimension(child_pos, child_size);
 679
 680                     pt.x += width;
 681                 }
 682             }
 683
 684             node = node->GetNext();
 685         }
 686     }
 687 };
 688
 689
 690
 691
 692 // -- wxAuiManager class implementation --
 693
 694
 695 BEGIN_EVENT_TABLE(wxAuiManager, wxEvtHandler)
 696     EVT_AUI_PANE_BUTTON(wxAuiManager::OnPaneButton)
 697     EVT_AUI_RENDER(wxAuiManager::OnRender)
 698     EVT_PAINT(wxAuiManager::OnPaint)
 699     EVT_ERASE_BACKGROUND(wxAuiManager::OnEraseBackground)
 700     EVT_SIZE(wxAuiManager::OnSize)
 701     EVT_SET_CURSOR(wxAuiManager::OnSetCursor)
 702     EVT_LEFT_DOWN(wxAuiManager::OnLeftDown)
 703     EVT_LEFT_UP(wxAuiManager::OnLeftUp)
 704     EVT_MOTION(wxAuiManager::OnMotion)
 705     EVT_LEAVE_WINDOW(wxAuiManager::OnLeaveWindow)
 706     EVT_MOUSE_CAPTURE_LOST(wxAuiManager::OnCaptureLost)
 707     EVT_CHILD_FOCUS(wxAuiManager::OnChildFocus)
 708     EVT_AUI_FIND_MANAGER(wxAuiManager::OnFindManager)
 709 END_EVENT_TABLE()
 710
 711
 712 wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
 713 {
 714     m_action = actionNone;
 715     m_action_window = NULL;
 716     m_last_mouse_move = wxPoint();
 717     m_hover_button = NULL;
 718     m_art = new wxAuiDefaultDockArt;
 719     m_hint_wnd = NULL;
 720     m_flags = flags;
 721     m_skipping = false;
 722     m_has_maximized = false;
 723     m_frame = NULL;
 724     m_dock_constraint_x = 0.3;
 725     m_dock_constraint_y = 0.3;
 726     m_reserved = NULL;
 727     m_currentDragItem = -1;
 728
 729     if (managed_wnd)
 730     {
 731         SetManagedWindow(managed_wnd);
 732     }
 733 }
 734
 735 wxAuiManager::~wxAuiManager()
 736 {
 737     // NOTE: It's possible that the windows have already been destroyed by the
 738     // time this dtor is called, so this loop can result in memory access via
 739     // invalid pointers, resulting in a crash.  So it will be disabled while
 740     // waiting for a better solution.
 741 #if 0
 742     for ( size_t i = 0; i < m_panes.size(); i++ )
 743     {
 744         wxAuiPaneInfo& pinfo = m_panes[i];
 745         if (pinfo.window && !pinfo.window->GetParent())
 746             delete pinfo.window;
 747     }
 748 #endif
 749
 750     delete m_art;
 751 }
 752
 753 // creates a floating frame for the windows
 754 wxAuiFloatingFrame* wxAuiManager::CreateFloatingFrame(wxWindow* parent,
 755                                                       const wxAuiPaneInfo& pane_info)
 756 {
 757     return new wxAuiFloatingFrame(parent, this, pane_info);
 758 }
 759
 760 bool wxAuiManager::CanDockPanel(const wxAuiPaneInfo & WXUNUSED(p))
 761 {
 762     // if a key modifier is pressed while dragging the frame,
 763     // don't dock the window
 764     return !(wxGetKeyState(WXK_CONTROL) || wxGetKeyState(WXK_ALT));
 765 }
 766
 767 // GetPane() looks up a wxAuiPaneInfo structure based
 768 // on the supplied window pointer.  Upon failure, GetPane()
 769 // returns an empty wxAuiPaneInfo, a condition which can be checked
 770 // by calling wxAuiPaneInfo::IsOk().
 771 //
 772 // The pane info's structure may then be modified.  Once a pane's
 773 // info is modified, wxAuiManager::Update() must be called to
 774 // realize the changes in the UI.
 775
 776 wxAuiPaneInfo& wxAuiManager::GetPane(wxWindow* window)
 777 {
 778     int i, pane_count;
 779     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 780     {
 781         wxAuiPaneInfo& p = m_panes.Item(i);
 782         if (p.window == window)
 783             return p;
 784     }
 785     return wxAuiNullPaneInfo;
 786 }
 787
 788 // this version of GetPane() looks up a pane based on a
 789 // 'pane name', see above comment for more info
 790 wxAuiPaneInfo& wxAuiManager::GetPane(const wxString& name)
 791 {
 792     int i, pane_count;
 793     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 794     {
 795         wxAuiPaneInfo& p = m_panes.Item(i);
 796         if (p.name == name)
 797             return p;
 798     }
 799     return wxAuiNullPaneInfo;
 800 }
 801
 802 // GetAllPanes() returns a reference to all the pane info structures
 803 wxAuiPaneInfoArray& wxAuiManager::GetAllPanes()
 804 {
 805     return m_panes;
 806 }
 807
 808 // HitTest() is an internal function which determines
 809 // which UI item the specified coordinates are over
 810 // (x,y) specify a position in client coordinates
 811 wxAuiDockUIPart* wxAuiManager::HitTest(int x, int y)
 812 {
 813     wxAuiDockUIPart* result = NULL;
 814
 815     int i, part_count;
 816     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
 817     {
 818         wxAuiDockUIPart* item = &m_uiparts.Item(i);
 819
 820         // we are not interested in typeDock, because this space
 821         // isn't used to draw anything, just for measurements;
 822         // besides, the entire dock area is covered with other
 823         // rectangles, which we are interested in.
 824         if (item->type == wxAuiDockUIPart::typeDock)
 825             continue;
 826
 827         // if we already have a hit on a more specific item, we are not
 828         // interested in a pane hit.  If, however, we don't already have
 829         // a hit, returning a pane hit is necessary for some operations
 830         if ((item->type == wxAuiDockUIPart::typePane ||
 831             item->type == wxAuiDockUIPart::typePaneBorder) && result)
 832             continue;
 833
 834         // if the point is inside the rectangle, we have a hit
 835         if (item->rect.Contains(x,y))
 836             result = item;
 837     }
 838
 839     return result;
 840 }
 841
 842
 843 // SetFlags() and GetFlags() allow the owner to set various
 844 // options which are global to wxAuiManager
 845 void wxAuiManager::SetFlags(unsigned int flags)
 846 {
 847     // find out if we have to call UpdateHintWindowConfig()
 848     bool update_hint_wnd = false;
 849     unsigned int hint_mask = wxAUI_MGR_TRANSPARENT_HINT |
 850                              wxAUI_MGR_VENETIAN_BLINDS_HINT |
 851                              wxAUI_MGR_RECTANGLE_HINT;
 852     if ((flags & hint_mask) != (m_flags & hint_mask))
 853         update_hint_wnd = true;
 854
 855
 856     // set the new flags
 857     m_flags = flags;
 858
 859     if (update_hint_wnd)
 860     {
 861         UpdateHintWindowConfig();
 862     }
 863 }
 864
 865 unsigned int wxAuiManager::GetFlags() const
 866 {
 867     return m_flags;
 868 }
 869
 870 // Convenience function
 871 bool wxAuiManager_HasLiveResize(wxAuiManager& manager)
 872 {
 873     // With Core Graphics on Mac, it's not possible to show sash feedback,
 874     // so we'll always use live update instead.
 875 #if defined(__WXMAC__)
 876     wxUnusedVar(manager);
 877     return true;
 878 #else
 879     return (manager.GetFlags() & wxAUI_MGR_LIVE_RESIZE) == wxAUI_MGR_LIVE_RESIZE;
 880 #endif
 881 }
 882
 883 // don't use these anymore as they are deprecated
 884 // use Set/GetManagedFrame() instead
 885 void wxAuiManager::SetFrame(wxFrame* frame)
 886 {
 887     SetManagedWindow((wxWindow*)frame);
 888 }
 889
 890 wxFrame* wxAuiManager::GetFrame() const
 891 {
 892     return (wxFrame*)m_frame;
 893 }
 894
 895
 896 // this function will return the aui manager for a given
 897 // window.  The |window| parameter should be any child window
 898 // or grand-child window (and so on) of the frame/window
 899 // managed by wxAuiManager.  The |window| parameter does not
 900 // need to be managed by the manager itself.
 901 wxAuiManager* wxAuiManager::GetManager(wxWindow* window)
 902 {
 903     wxAuiManagerEvent evt(wxEVT_AUI_FIND_MANAGER);
 904     evt.SetManager(NULL);
 905     evt.ResumePropagation(wxEVENT_PROPAGATE_MAX);
 906     if (!window->GetEventHandler()->ProcessEvent(evt))
 907         return NULL;
 908
 909     return evt.GetManager();
 910 }
 911
 912
 913 void wxAuiManager::UpdateHintWindowConfig()
 914 {
 915     // find out if the the system can do transparent frames
 916     bool can_do_transparent = false;
 917
 918     wxWindow* w = m_frame;
 919     while (w)
 920     {
 921         if (w->IsKindOf(CLASSINFO(wxFrame)))
 922         {
 923             wxFrame* f = static_cast<wxFrame*>(w);
 924             can_do_transparent = f->CanSetTransparent();
 925
 926             break;
 927         }
 928
 929         w = w->GetParent();
 930     }
 931
 932     // if there is an existing hint window, delete it
 933     if (m_hint_wnd)
 934     {
 935         m_hint_wnd->Destroy();
 936         m_hint_wnd = NULL;
 937     }
 938
 939     m_hint_fademax = 50;
 940     m_hint_wnd = NULL;
 941
 942     if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) && can_do_transparent)
 943     {
 944         // Make a window to use for a transparent hint
 945         #if defined(__WXMSW__) || defined(__WXGTK__)
 946             m_hint_wnd = new wxFrame(m_frame, wxID_ANY, wxEmptyString,
 947                                      wxDefaultPosition, wxSize(1,1),
 948                                          wxFRAME_TOOL_WINDOW |
 949                                          wxFRAME_FLOAT_ON_PARENT |
 950                                          wxFRAME_NO_TASKBAR |
 951                                          wxNO_BORDER);
 952
 953             m_hint_wnd->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_ACTIVECAPTION));
 954         #elif defined(__WXMAC__)
 955             // Using a miniframe with float and tool styles keeps the parent
 956             // frame activated and highlighted as such...
 957             m_hint_wnd = new wxMiniFrame(m_frame, wxID_ANY, wxEmptyString,
 958                                          wxDefaultPosition, wxSize(1,1),
 959                                          wxFRAME_FLOAT_ON_PARENT
 960                                          | wxFRAME_TOOL_WINDOW );
 961             m_hint_wnd->Connect(wxEVT_ACTIVATE,
 962                 wxActivateEventHandler(wxAuiManager::OnHintActivate), NULL, this);
 963
 964             // Can't set the bg colour of a Frame in wxMac
 965             wxPanel* p = new wxPanel(m_hint_wnd);
 966
 967             // The default wxSYS_COLOUR_ACTIVECAPTION colour is a light silver
 968             // color that is really hard to see, especially transparent.
 969             // Until a better system color is decided upon we'll just use
 970             // blue.
 971             p->SetBackgroundColour(*wxBLUE);
 972         #endif
 973
 974     }
 975     else
 976     {
 977         if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) != 0 ||
 978             (m_flags & wxAUI_MGR_VENETIAN_BLINDS_HINT) != 0)
 979         {
 980             // system can't support transparent fade, or the venetian
 981             // blinds effect was explicitly requested
 982             m_hint_wnd = new wxPseudoTransparentFrame(m_frame,
 983                                                       wxID_ANY,
 984                                                       wxEmptyString,
 985                                                       wxDefaultPosition,
 986                                                       wxSize(1,1),
 987                                                             wxFRAME_TOOL_WINDOW |
 988                                                             wxFRAME_FLOAT_ON_PARENT |
 989                                                             wxFRAME_NO_TASKBAR |
 990                                                             wxNO_BORDER);
 991             m_hint_fademax = 128;
 992         }
 993     }
 994 }
 995
 996
 997 // SetManagedWindow() is usually called once when the frame
 998 // manager class is being initialized.  "frame" specifies
 999 // the frame which should be managed by the frame mananger
1000 void wxAuiManager::SetManagedWindow(wxWindow* wnd)
1001 {
1002     wxASSERT_MSG(wnd, wxT("specified window must be non-NULL"));
1003
1004     m_frame = wnd;
1005     m_frame->PushEventHandler(this);
1006
1007 #if wxUSE_MDI
1008     // if the owner is going to manage an MDI parent frame,
1009     // we need to add the MDI client window as the default
1010     // center pane
1011
1012     if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
1013     {
1014         wxMDIParentFrame* mdi_frame = (wxMDIParentFrame*)m_frame;
1015         wxWindow* client_window = mdi_frame->GetClientWindow();
1016
1017         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
1018
1019         AddPane(client_window,
1020                 wxAuiPaneInfo().Name(wxT("mdiclient")).
1021                 CenterPane().PaneBorder(false));
1022     }
1023     else if (m_frame->IsKindOf(CLASSINFO(wxAuiMDIParentFrame)))
1024     {
1025         wxAuiMDIParentFrame* mdi_frame = (wxAuiMDIParentFrame*)m_frame;
1026         wxAuiMDIClientWindow* client_window = mdi_frame->GetClientWindow();
1027         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
1028
1029         AddPane(client_window,
1030                 wxAuiPaneInfo().Name(wxT("mdiclient")).
1031                 CenterPane().PaneBorder(false));
1032     }
1033
1034 #endif
1035
1036     UpdateHintWindowConfig();
1037 }
1038
1039
1040 // UnInit() must be called, usually in the destructor
1041 // of the frame class.   If it is not called, usually this
1042 // will result in a crash upon program exit
1043 void wxAuiManager::UnInit()
1044 {
1045     if (m_frame)
1046     {
1047         m_frame->RemoveEventHandler(this);
1048     }
1049 }
1050
1051 // GetManagedWindow() returns the window pointer being managed
1052 wxWindow* wxAuiManager::GetManagedWindow() const
1053 {
1054     return m_frame;
1055 }
1056
1057 wxAuiDockArt* wxAuiManager::GetArtProvider() const
1058 {
1059     return m_art;
1060 }
1061
1062 void wxAuiManager::ProcessMgrEvent(wxAuiManagerEvent& event)
1063 {
1064     // first, give the owner frame a chance to override
1065     if (m_frame)
1066     {
1067         if (m_frame->GetEventHandler()->ProcessEvent(event))
1068             return;
1069     }
1070
1071     ProcessEvent(event);
1072 }
1073
1074 // SetArtProvider() instructs wxAuiManager to use the
1075 // specified art provider for all drawing calls.  This allows
1076 // plugable look-and-feel features.  The pointer that is
1077 // passed to this method subsequently belongs to wxAuiManager,
1078 // and is deleted in the frame manager destructor
1079 void wxAuiManager::SetArtProvider(wxAuiDockArt* art_provider)
1080 {
1081     // delete the last art provider, if any
1082     delete m_art;
1083
1084     // assign the new art provider
1085     m_art = art_provider;
1086 }
1087
1088
1089 bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
1090 {
1091     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1092
1093     // check if the pane has a valid window
1094     if (!window)
1095         return false;
1096
1097     // check if the window is already managed by us
1098     if (GetPane(pane_info.window).IsOk())
1099         return false;
1100
1101     // check if the pane name already exists, this could reveal a
1102     // bug in the library user's application
1103     bool already_exists = false;
1104     if (!pane_info.name.empty() && GetPane(pane_info.name).IsOk())
1105     {
1106         wxFAIL_MSG(wxT("A pane with that name already exists in the manager!"));
1107         already_exists = true;
1108     }
1109
1110     // if the new pane is docked then we should undo maximize
1111     if (pane_info.IsDocked())
1112         RestoreMaximizedPane();
1113
1114     m_panes.Add(pane_info);
1115
1116     wxAuiPaneInfo& pinfo = m_panes.Last();
1117
1118     // set the pane window
1119     pinfo.window = window;
1120
1121
1122     // if the pane's name identifier is blank, create a random string
1123     if (pinfo.name.empty() || already_exists)
1124     {
1125         pinfo.name.Printf(wxT("%08lx%08x%08x%08lx"),
1126              wxPtrToUInt(pinfo.window) & 0xffffffff,
1127              (unsigned int)time(NULL),
1128 #ifdef __WXWINCE__
1129              (unsigned int)GetTickCount(),
1130 #else
1131              (unsigned int)clock(),
1132 #endif
1133              (unsigned long)m_panes.GetCount());
1134     }
1135
1136     // set initial proportion (if not already set)
1137     if (pinfo.dock_proportion == 0)
1138         pinfo.dock_proportion = 100000;
1139
1140     if (pinfo.HasMaximizeButton())
1141     {
1142         wxAuiPaneButton button;
1143         button.button_id = wxAUI_BUTTON_MAXIMIZE_RESTORE;
1144         pinfo.buttons.Add(button);
1145     }
1146
1147     if (pinfo.HasPinButton())
1148     {
1149         wxAuiPaneButton button;
1150         button.button_id = wxAUI_BUTTON_PIN;
1151         pinfo.buttons.Add(button);
1152     }
1153
1154     if (pinfo.HasCloseButton())
1155     {
1156         wxAuiPaneButton button;
1157         button.button_id = wxAUI_BUTTON_CLOSE;
1158         pinfo.buttons.Add(button);
1159     }
1160
1161     if (pinfo.HasGripper())
1162     {
1163         if (pinfo.window->IsKindOf(CLASSINFO(wxAuiToolBar)))
1164         {
1165             // prevent duplicate gripper -- both wxAuiManager and wxAuiToolBar
1166             // have a gripper control.  The toolbar's built-in gripper
1167             // meshes better with the look and feel of the control than ours,
1168             // so turn wxAuiManager's gripper off, and the toolbar's on.
1169
1170             wxAuiToolBar* tb = static_cast<wxAuiToolBar*>(pinfo.window);
1171             pinfo.SetFlag(wxAuiPaneInfo::optionGripper, false);
1172             tb->SetGripperVisible(true);
1173         }
1174     }
1175
1176
1177     if (pinfo.best_size == wxDefaultSize &&
1178         pinfo.window)
1179     {
1180         pinfo.best_size = pinfo.window->GetClientSize();
1181
1182 #if wxUSE_TOOLBAR
1183         if (pinfo.window->IsKindOf(CLASSINFO(wxToolBar)))
1184         {
1185             // GetClientSize() doesn't get the best size for
1186             // a toolbar under some newer versions of wxWidgets,
1187             // so use GetBestSize()
1188             pinfo.best_size = pinfo.window->GetBestSize();
1189         }
1190 #endif // wxUSE_TOOLBAR
1191
1192         if (pinfo.min_size != wxDefaultSize)
1193         {
1194             if (pinfo.best_size.x < pinfo.min_size.x)
1195                 pinfo.best_size.x = pinfo.min_size.x;
1196             if (pinfo.best_size.y < pinfo.min_size.y)
1197                 pinfo.best_size.y = pinfo.min_size.y;
1198         }
1199     }
1200
1201
1202
1203     return true;
1204 }
1205
1206 bool wxAuiManager::AddPane(wxWindow* window,
1207                            int direction,
1208                            const wxString& caption)
1209 {
1210     wxAuiPaneInfo pinfo;
1211     pinfo.Caption(caption);
1212     switch (direction)
1213     {
1214         case wxTOP:    pinfo.Top(); break;
1215         case wxBOTTOM: pinfo.Bottom(); break;
1216         case wxLEFT:   pinfo.Left(); break;
1217         case wxRIGHT:  pinfo.Right(); break;
1218         case wxCENTER: pinfo.CenterPane(); break;
1219     }
1220     return AddPane(window, pinfo);
1221 }
1222
1223 bool wxAuiManager::AddPane(wxWindow* window,
1224                            const wxAuiPaneInfo& pane_info,
1225                            const wxPoint& drop_pos)
1226 {
1227     if (!AddPane(window, pane_info))
1228         return false;
1229
1230     wxAuiPaneInfo& pane = GetPane(window);
1231
1232     DoDrop(m_docks, m_panes, pane, drop_pos, wxPoint(0,0));
1233
1234     return true;
1235 }
1236
1237 bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
1238                                 int insert_level)
1239 {
1240     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1241
1242     // shift the panes around, depending on the insert level
1243     switch (insert_level)
1244     {
1245         case wxAUI_INSERT_PANE:
1246             DoInsertPane(m_panes,
1247                  pane_info.dock_direction,
1248                  pane_info.dock_layer,
1249                  pane_info.dock_row,
1250                  pane_info.dock_pos);
1251             break;
1252         case wxAUI_INSERT_ROW:
1253             DoInsertDockRow(m_panes,
1254                  pane_info.dock_direction,
1255                  pane_info.dock_layer,
1256                  pane_info.dock_row);
1257             break;
1258         case wxAUI_INSERT_DOCK:
1259             DoInsertDockLayer(m_panes,
1260                  pane_info.dock_direction,
1261                  pane_info.dock_layer);
1262             break;
1263     }
1264
1265     // if the window already exists, we are basically just moving/inserting the
1266     // existing window.  If it doesn't exist, we need to add it and insert it
1267     wxAuiPaneInfo& existing_pane = GetPane(window);
1268     if (!existing_pane.IsOk())
1269     {
1270         return AddPane(window, pane_info);
1271     }
1272     else
1273     {
1274         if (pane_info.IsFloating())
1275         {
1276             existing_pane.Float();
1277             if (pane_info.floating_pos != wxDefaultPosition)
1278                 existing_pane.FloatingPosition(pane_info.floating_pos);
1279             if (pane_info.floating_size != wxDefaultSize)
1280                 existing_pane.FloatingSize(pane_info.floating_size);
1281         }
1282         else
1283         {
1284             // if the new pane is docked then we should undo maximize
1285             RestoreMaximizedPane();
1286
1287             existing_pane.Direction(pane_info.dock_direction);
1288             existing_pane.Layer(pane_info.dock_layer);
1289             existing_pane.Row(pane_info.dock_row);
1290             existing_pane.Position(pane_info.dock_pos);
1291         }
1292     }
1293
1294     return true;
1295 }
1296
1297
1298 // DetachPane() removes a pane from the frame manager.  This
1299 // method will not destroy the window that is removed.
1300 bool wxAuiManager::DetachPane(wxWindow* window)
1301 {
1302     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1303
1304     int i, count;
1305     for (i = 0, count = m_panes.GetCount(); i < count; ++i)
1306     {
1307         wxAuiPaneInfo& p = m_panes.Item(i);
1308         if (p.window == window)
1309         {
1310             if (p.frame)
1311             {
1312                 // we have a floating frame which is being detached. We need to
1313                 // reparent it to m_frame and destroy the floating frame
1314
1315                 // reduce flicker
1316                 p.window->SetSize(1,1);
1317
1318                 if (p.frame->IsShown())
1319                     p.frame->Show(false);
1320
1321                 // reparent to m_frame and destroy the pane
1322                 if (m_action_window == p.frame)
1323                 {
1324                     m_action_window = NULL;
1325                 }
1326
1327                 p.window->Reparent(m_frame);
1328                 p.frame->SetSizer(NULL);
1329                 p.frame->Destroy();
1330                 p.frame = NULL;
1331             }
1332
1333             // make sure there are no references to this pane in our uiparts,
1334             // just in case the caller doesn't call Update() immediately after
1335             // the DetachPane() call.  This prevets obscure crashes which would
1336             // happen at window repaint if the caller forgets to call Update()
1337             int pi, part_count;
1338             for (pi = 0, part_count = (int)m_uiparts.GetCount(); pi < part_count; ++pi)
1339             {
1340                 wxAuiDockUIPart& part = m_uiparts.Item(pi);
1341                 if (part.pane == &p)
1342                 {
1343                     m_uiparts.RemoveAt(pi);
1344                     part_count--;
1345                     pi--;
1346                     continue;
1347                 }
1348             }
1349
1350             m_panes.RemoveAt(i);
1351             return true;
1352         }
1353     }
1354     return false;
1355 }
1356
1357 // ClosePane() destroys or hides the pane depending on its flags
1358 void wxAuiManager::ClosePane(wxAuiPaneInfo& pane_info)
1359 {
1360     // if we were maximized, restore
1361     if (pane_info.IsMaximized())
1362     {
1363         RestorePane(pane_info);
1364     }
1365
1366     // first, hide the window
1367     if (pane_info.window && pane_info.window->IsShown())
1368     {
1369         pane_info.window->Show(false);
1370     }
1371
1372     // make sure that we are the parent of this window
1373     if (pane_info.window && pane_info.window->GetParent() != m_frame)
1374     {
1375         pane_info.window->Reparent(m_frame);
1376     }
1377
1378     // if we have a frame, destroy it
1379     if (pane_info.frame)
1380     {
1381         pane_info.frame->Destroy();
1382         pane_info.frame = NULL;
1383     }
1384
1385     // now we need to either destroy or hide the pane
1386     if (pane_info.IsDestroyOnClose())
1387     {
1388         wxWindow * window = pane_info.window;
1389         DetachPane(window);
1390         if (window)
1391         {
1392             window->Destroy();
1393         }
1394     }
1395     else
1396     {
1397         pane_info.Hide();
1398     }
1399 }
1400
1401 void wxAuiManager::MaximizePane(wxAuiPaneInfo& pane_info)
1402 {
1403     int i, pane_count;
1404
1405     // un-maximize and hide all other panes
1406     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1407     {
1408         wxAuiPaneInfo& p = m_panes.Item(i);
1409         if (!p.IsToolbar() && !p.IsFloating())
1410         {
1411             p.Restore();
1412
1413             // save hidden state
1414             p.SetFlag(wxAuiPaneInfo::savedHiddenState,
1415                       p.HasFlag(wxAuiPaneInfo::optionHidden));
1416
1417             // hide the pane, because only the newly
1418             // maximized pane should show
1419             p.Hide();
1420         }
1421     }
1422
1423     // mark ourselves maximized
1424     pane_info.Maximize();
1425     pane_info.Show();
1426     m_has_maximized = true;
1427
1428     // last, show the window
1429     if (pane_info.window && !pane_info.window->IsShown())
1430     {
1431         pane_info.window->Show(true);
1432     }
1433 }
1434
1435 void wxAuiManager::RestorePane(wxAuiPaneInfo& pane_info)
1436 {
1437     int i, pane_count;
1438
1439     // restore all the panes
1440     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1441     {
1442         wxAuiPaneInfo& p = m_panes.Item(i);
1443         if (!p.IsToolbar())
1444         {
1445             p.SetFlag(wxAuiPaneInfo::optionHidden,
1446                       p.HasFlag(wxAuiPaneInfo::savedHiddenState));
1447         }
1448     }
1449
1450     // mark ourselves non-maximized
1451     pane_info.Restore();
1452     m_has_maximized = false;
1453
1454     // last, show the window
1455     if (pane_info.window && !pane_info.window->IsShown())
1456     {
1457         pane_info.window->Show(true);
1458     }
1459 }
1460
1461 void wxAuiManager::RestoreMaximizedPane()
1462 {
1463     int i, pane_count;
1464
1465     // restore all the panes
1466     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1467     {
1468         wxAuiPaneInfo& p = m_panes.Item(i);
1469         if (p.IsMaximized())
1470         {
1471             RestorePane(p);
1472             break;
1473         }
1474     }
1475 }
1476
1477 // EscapeDelimiters() changes ";" into "\;" and "|" into "\|"
1478 // in the input string.  This is an internal functions which is
1479 // used for saving perspectives
1480 static wxString EscapeDelimiters(const wxString& s)
1481 {
1482     wxString result;
1483     result.Alloc(s.length());
1484     const wxChar* ch = s.c_str();
1485     while (*ch)
1486     {
1487         if (*ch == wxT(';') || *ch == wxT('|'))
1488             result += wxT('\\');
1489         result += *ch;
1490         ++ch;
1491     }
1492     return result;
1493 }
1494
1495 wxString wxAuiManager::SavePaneInfo(wxAuiPaneInfo& pane)
1496 {
1497     wxString result = wxT("name=");
1498     result += EscapeDelimiters(pane.name);
1499     result += wxT(";");
1500
1501     result += wxT("caption=");
1502     result += EscapeDelimiters(pane.caption);
1503     result += wxT(";");
1504
1505     result += wxString::Format(wxT("state=%u;"), pane.state);
1506     result += wxString::Format(wxT("dir=%d;"), pane.dock_direction);
1507     result += wxString::Format(wxT("layer=%d;"), pane.dock_layer);
1508     result += wxString::Format(wxT("row=%d;"), pane.dock_row);
1509     result += wxString::Format(wxT("pos=%d;"), pane.dock_pos);
1510     result += wxString::Format(wxT("prop=%d;"), pane.dock_proportion);
1511     result += wxString::Format(wxT("bestw=%d;"), pane.best_size.x);
1512     result += wxString::Format(wxT("besth=%d;"), pane.best_size.y);
1513     result += wxString::Format(wxT("minw=%d;"), pane.min_size.x);
1514     result += wxString::Format(wxT("minh=%d;"), pane.min_size.y);
1515     result += wxString::Format(wxT("maxw=%d;"), pane.max_size.x);
1516     result += wxString::Format(wxT("maxh=%d;"), pane.max_size.y);
1517     result += wxString::Format(wxT("floatx=%d;"), pane.floating_pos.x);
1518     result += wxString::Format(wxT("floaty=%d;"), pane.floating_pos.y);
1519     result += wxString::Format(wxT("floatw=%d;"), pane.floating_size.x);
1520     result += wxString::Format(wxT("floath=%d"), pane.floating_size.y);
1521
1522     return result;
1523 }
1524
1525 // Load a "pane" with the pane infor settings in pane_part
1526 void wxAuiManager::LoadPaneInfo(wxString pane_part, wxAuiPaneInfo &pane)
1527 {
1528     // replace escaped characters so we can
1529     // split up the string easily
1530     pane_part.Replace(wxT("\\|"), wxT("\a"));
1531     pane_part.Replace(wxT("\\;"), wxT("\b"));
1532
1533     while(1)
1534     {
1535         wxString val_part = pane_part.BeforeFirst(wxT(';'));
1536         pane_part = pane_part.AfterFirst(wxT(';'));
1537         wxString val_name = val_part.BeforeFirst(wxT('='));
1538         wxString value = val_part.AfterFirst(wxT('='));
1539         val_name.MakeLower();
1540         val_name.Trim(true);
1541         val_name.Trim(false);
1542         value.Trim(true);
1543         value.Trim(false);
1544
1545         if (val_name.empty())
1546             break;
1547
1548         if (val_name == wxT("name"))
1549             pane.name = value;
1550         else if (val_name == wxT("caption"))
1551             pane.caption = value;
1552         else if (val_name == wxT("state"))
1553             pane.state = (unsigned int)wxAtoi(value.c_str());
1554         else if (val_name == wxT("dir"))
1555             pane.dock_direction = wxAtoi(value.c_str());
1556         else if (val_name == wxT("layer"))
1557             pane.dock_layer = wxAtoi(value.c_str());
1558         else if (val_name == wxT("row"))
1559             pane.dock_row = wxAtoi(value.c_str());
1560         else if (val_name == wxT("pos"))
1561             pane.dock_pos = wxAtoi(value.c_str());
1562         else if (val_name == wxT("prop"))
1563             pane.dock_proportion = wxAtoi(value.c_str());
1564         else if (val_name == wxT("bestw"))
1565             pane.best_size.x = wxAtoi(value.c_str());
1566         else if (val_name == wxT("besth"))
1567             pane.best_size.y = wxAtoi(value.c_str());
1568         else if (val_name == wxT("minw"))
1569             pane.min_size.x = wxAtoi(value.c_str());
1570         else if (val_name == wxT("minh"))
1571             pane.min_size.y = wxAtoi(value.c_str());
1572         else if (val_name == wxT("maxw"))
1573             pane.max_size.x = wxAtoi(value.c_str());
1574         else if (val_name == wxT("maxh"))
1575             pane.max_size.y = wxAtoi(value.c_str());
1576         else if (val_name == wxT("floatx"))
1577             pane.floating_pos.x = wxAtoi(value.c_str());
1578         else if (val_name == wxT("floaty"))
1579             pane.floating_pos.y = wxAtoi(value.c_str());
1580         else if (val_name == wxT("floatw"))
1581             pane.floating_size.x = wxAtoi(value.c_str());
1582         else if (val_name == wxT("floath"))
1583             pane.floating_size.y = wxAtoi(value.c_str());
1584         else {
1585             wxFAIL_MSG(wxT("Bad Perspective String"));
1586         }
1587     }
1588
1589     // replace escaped characters so we can
1590     // split up the string easily
1591     pane.name.Replace(wxT("\a"), wxT("|"));
1592     pane.name.Replace(wxT("\b"), wxT(";"));
1593     pane.caption.Replace(wxT("\a"), wxT("|"));
1594     pane.caption.Replace(wxT("\b"), wxT(";"));
1595     pane_part.Replace(wxT("\a"), wxT("|"));
1596     pane_part.Replace(wxT("\b"), wxT(";"));
1597
1598     return;
1599 }
1600
1601
1602 // SavePerspective() saves all pane information as a single string.
1603 // This string may later be fed into LoadPerspective() to restore
1604 // all pane settings.  This save and load mechanism allows an
1605 // exact pane configuration to be saved and restored at a later time
1606
1607 wxString wxAuiManager::SavePerspective()
1608 {
1609     wxString result;
1610     result.Alloc(500);
1611     result = wxT("layout2|");
1612
1613     int pane_i, pane_count = m_panes.GetCount();
1614     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1615     {
1616         wxAuiPaneInfo& pane = m_panes.Item(pane_i);
1617         result += SavePaneInfo(pane)+wxT("|");
1618     }
1619
1620     int dock_i, dock_count = m_docks.GetCount();
1621     for (dock_i = 0; dock_i < dock_count; ++dock_i)
1622     {
1623         wxAuiDockInfo& dock = m_docks.Item(dock_i);
1624
1625         result += wxString::Format(wxT("dock_size(%d,%d,%d)=%d|"),
1626                                    dock.dock_direction, dock.dock_layer,
1627                                    dock.dock_row, dock.size);
1628     }
1629
1630     return result;
1631 }
1632
1633 // LoadPerspective() loads a layout which was saved with SavePerspective()
1634 // If the "update" flag parameter is true, the GUI will immediately be updated
1635
1636 bool wxAuiManager::LoadPerspective(const wxString& layout, bool update)
1637 {
1638     wxString input = layout;
1639     wxString part;
1640
1641     // check layout string version
1642     //    'layout1' = wxAUI 0.9.0 - wxAUI 0.9.2
1643     //    'layout2' = wxAUI 0.9.2 (wxWidgets 2.8)
1644     part = input.BeforeFirst(wxT('|'));
1645     input = input.AfterFirst(wxT('|'));
1646     part.Trim(true);
1647     part.Trim(false);
1648     if (part != wxT("layout2"))
1649         return false;
1650
1651     // mark all panes currently managed as docked and hidden
1652     int pane_i, pane_count = m_panes.GetCount();
1653     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1654         m_panes.Item(pane_i).Dock().Hide();
1655
1656     // clear out the dock array; this will be reconstructed
1657     m_docks.Clear();
1658
1659     // replace escaped characters so we can
1660     // split up the string easily
1661     input.Replace(wxT("\\|"), wxT("\a"));
1662     input.Replace(wxT("\\;"), wxT("\b"));
1663
1664     while (1)
1665     {
1666         wxAuiPaneInfo pane;
1667
1668         wxString pane_part = input.BeforeFirst(wxT('|'));
1669         input = input.AfterFirst(wxT('|'));
1670         pane_part.Trim(true);
1671
1672         // if the string is empty, we're done parsing
1673         if (pane_part.empty())
1674             break;
1675
1676         if (pane_part.Left(9) == wxT("dock_size"))
1677         {
1678             wxString val_name = pane_part.BeforeFirst(wxT('='));
1679             wxString value = pane_part.AfterFirst(wxT('='));
1680
1681             long dir, layer, row, size;
1682             wxString piece = val_name.AfterFirst(wxT('('));
1683             piece = piece.BeforeLast(wxT(')'));
1684             piece.BeforeFirst(wxT(',')).ToLong(&dir);
1685             piece = piece.AfterFirst(wxT(','));
1686             piece.BeforeFirst(wxT(',')).ToLong(&layer);
1687             piece.AfterFirst(wxT(',')).ToLong(&row);
1688             value.ToLong(&size);
1689
1690             wxAuiDockInfo dock;
1691             dock.dock_direction = dir;
1692             dock.dock_layer = layer;
1693             dock.dock_row = row;
1694             dock.size = size;
1695             m_docks.Add(dock);
1696             continue;
1697         }
1698
1699         // Undo our escaping as LoadPaneInfo needs to take an unescaped
1700         // name so it can be called by external callers
1701         pane_part.Replace(wxT("\a"), wxT("|"));
1702         pane_part.Replace(wxT("\b"), wxT(";"));
1703
1704         LoadPaneInfo(pane_part, pane);
1705
1706         wxAuiPaneInfo& p = GetPane(pane.name);
1707         if (!p.IsOk())
1708         {
1709             // the pane window couldn't be found
1710             // in the existing layout -- skip it
1711             continue;
1712         }
1713
1714         p.SafeSet(pane);
1715     }
1716
1717     if (update)
1718         Update();
1719
1720     return true;
1721 }
1722
1723 void wxAuiManager::GetPanePositionsAndSizes(wxAuiDockInfo& dock,
1724                                             wxArrayInt& positions,
1725                                             wxArrayInt& sizes)
1726 {
1727     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1728     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1729     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1730
1731     positions.Empty();
1732     sizes.Empty();
1733
1734     int offset, action_pane = -1;
1735     int pane_i, pane_count = dock.panes.GetCount();
1736
1737     // find the pane marked as our action pane
1738     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1739     {
1740         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1741
1742         if (pane.HasFlag(wxAuiPaneInfo::actionPane))
1743         {
1744             wxASSERT_MSG(action_pane==-1, wxT("Too many fixed action panes"));
1745             action_pane = pane_i;
1746         }
1747     }
1748
1749     // set up each panes default position, and
1750     // determine the size (width or height, depending
1751     // on the dock's orientation) of each pane
1752     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1753     {
1754         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1755         positions.Add(pane.dock_pos);
1756         int size = 0;
1757
1758         if (pane.HasBorder())
1759             size += (pane_border_size*2);
1760
1761         if (dock.IsHorizontal())
1762         {
1763             if (pane.HasGripper() && !pane.HasGripperTop())
1764                 size += gripper_size;
1765             size += pane.best_size.x;
1766         }
1767         else
1768         {
1769             if (pane.HasGripper() && pane.HasGripperTop())
1770                 size += gripper_size;
1771
1772             if (pane.HasCaption())
1773                 size += caption_size;
1774             size += pane.best_size.y;
1775         }
1776
1777         sizes.Add(size);
1778     }
1779
1780     // if there is no action pane, just return the default
1781     // positions (as specified in pane.pane_pos)
1782     if (action_pane == -1)
1783         return;
1784
1785     offset = 0;
1786     for (pane_i = action_pane-1; pane_i >= 0; --pane_i)
1787     {
1788         int amount = positions[pane_i+1] - (positions[pane_i] + sizes[pane_i]);
1789
1790         if (amount >= 0)
1791             offset += amount;
1792         else
1793             positions[pane_i] -= -amount;
1794
1795         offset += sizes[pane_i];
1796     }
1797
1798     // if the dock mode is fixed, make sure none of the panes
1799     // overlap; we will bump panes that overlap
1800     offset = 0;
1801     for (pane_i = action_pane; pane_i < pane_count; ++pane_i)
1802     {
1803         int amount = positions[pane_i] - offset;
1804         if (amount >= 0)
1805             offset += amount;
1806         else
1807             positions[pane_i] += -amount;
1808
1809         offset += sizes[pane_i];
1810     }
1811 }
1812
1813
1814 void wxAuiManager::LayoutAddPane(wxSizer* cont,
1815                                  wxAuiDockInfo& dock,
1816                                  wxAuiPaneInfo& pane,
1817                                  wxAuiDockUIPartArray& uiparts,
1818                                  bool spacer_only)
1819 {
1820     wxAuiDockUIPart part;
1821     wxSizerItem* sizer_item;
1822
1823     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1824     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1825     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1826     int pane_button_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BUTTON_SIZE);
1827
1828     // find out the orientation of the item (orientation for panes
1829     // is the same as the dock's orientation)
1830     int orientation;
1831     if (dock.IsHorizontal())
1832         orientation = wxHORIZONTAL;
1833     else
1834         orientation = wxVERTICAL;
1835
1836     // this variable will store the proportion
1837     // value that the pane will receive
1838     int pane_proportion = pane.dock_proportion;
1839
1840     wxAuiProportionalBoxSizer* horz_pane_sizer = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
1841     wxAuiProportionalBoxSizer* vert_pane_sizer = new wxAuiProportionalBoxSizer(wxVERTICAL);
1842
1843     if (pane.HasGripper())
1844     {
1845         if (pane.HasGripperTop())
1846             sizer_item = vert_pane_sizer ->Add(1, gripper_size, 0, wxEXPAND);
1847         else
1848             sizer_item = horz_pane_sizer ->Add(gripper_size, 1, 0, wxEXPAND);
1849
1850         part.type = wxAuiDockUIPart::typeGripper;
1851         part.dock = &dock;
1852         part.pane = &pane;
1853         part.button = NULL;
1854         part.orientation = orientation;
1855         part.cont_sizer = horz_pane_sizer;
1856         part.sizer_item = sizer_item;
1857         uiparts.Add(part);
1858     }
1859
1860     if (pane.HasCaption())
1861     {
1862         // create the caption sizer
1863         wxAuiProportionalBoxSizer* caption_sizer = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
1864
1865         sizer_item = caption_sizer->Add(1, caption_size, 1, wxEXPAND);
1866
1867         part.type = wxAuiDockUIPart::typeCaption;
1868         part.dock = &dock;
1869         part.pane = &pane;
1870         part.button = NULL;
1871         part.orientation = orientation;
1872         part.cont_sizer = vert_pane_sizer;
1873         part.sizer_item = sizer_item;
1874         int caption_part_idx = uiparts.GetCount();
1875         uiparts.Add(part);
1876
1877         // add pane buttons to the caption
1878         int i, button_count;
1879         for (i = 0, button_count = pane.buttons.GetCount();
1880              i < button_count; ++i)
1881         {
1882             wxAuiPaneButton& button = pane.buttons.Item(i);
1883
1884             sizer_item = caption_sizer->Add(pane_button_size,
1885                                             caption_size,
1886                                             0, wxEXPAND);
1887
1888             part.type = wxAuiDockUIPart::typePaneButton;
1889             part.dock = &dock;
1890             part.pane = &pane;
1891             part.button = &button;
1892             part.orientation = orientation;
1893             part.cont_sizer = caption_sizer;
1894             part.sizer_item = sizer_item;
1895             uiparts.Add(part);
1896         }
1897
1898         // if we have buttons, add a little space to the right
1899         // of them to ease visual crowding
1900         if (button_count >= 1)
1901         {
1902             caption_sizer->Add(3,1);
1903         }
1904
1905         // add the caption sizer
1906         sizer_item = vert_pane_sizer->Add(caption_sizer, 0, wxEXPAND);
1907
1908         uiparts.Item(caption_part_idx).sizer_item = sizer_item;
1909     }
1910
1911     // add the pane window itself
1912     if (spacer_only)
1913     {
1914         sizer_item = vert_pane_sizer->Add(1, 1, 1, wxEXPAND);
1915     }
1916     else
1917     {
1918         sizer_item = vert_pane_sizer->Add(pane.window, 1, wxEXPAND);
1919         // Don't do this because it breaks the pane size in floating windows
1920         // BIW: Right now commenting this out is causing problems with
1921         // an mdi client window as the center pane.
1922         vert_pane_sizer->SetItemMinSize(pane.window, 1, 1);
1923     }
1924
1925     part.type = wxAuiDockUIPart::typePane;
1926     part.dock = &dock;
1927     part.pane = &pane;
1928     part.button = NULL;
1929     part.orientation = orientation;
1930     part.cont_sizer = vert_pane_sizer;
1931     part.sizer_item = sizer_item;
1932     uiparts.Add(part);
1933
1934
1935     // determine if the pane should have a minimum size; if the pane is
1936     // non-resizable (fixed) then we must set a minimum size. Alternatively,
1937     // if the pane.min_size is set, we must use that value as well
1938
1939     wxSize min_size = pane.min_size;
1940     if (pane.IsFixed())
1941     {
1942         if (min_size == wxDefaultSize)
1943         {
1944             min_size = pane.best_size;
1945             pane_proportion = 0;
1946         }
1947     }
1948
1949     if (min_size != wxDefaultSize)
1950     {
1951         vert_pane_sizer->SetItemMinSize(
1952                         vert_pane_sizer->GetChildren().GetCount()-1,
1953                         min_size.x, min_size.y);
1954     }
1955
1956
1957     // add the verticle sizer (caption, pane window) to the
1958     // horizontal sizer (gripper, verticle sizer)
1959     horz_pane_sizer->Add(vert_pane_sizer, 1, wxEXPAND);
1960
1961     // finally, add the pane sizer to the dock sizer
1962
1963     if (pane.HasBorder())
1964     {
1965         // allowing space for the pane's border
1966         sizer_item = cont->Add(horz_pane_sizer, pane_proportion,
1967                                wxEXPAND | wxALL, pane_border_size);
1968
1969         part.type = wxAuiDockUIPart::typePaneBorder;
1970         part.dock = &dock;
1971         part.pane = &pane;
1972         part.button = NULL;
1973         part.orientation = orientation;
1974         part.cont_sizer = cont;
1975         part.sizer_item = sizer_item;
1976         uiparts.Add(part);
1977     }
1978     else
1979     {
1980         sizer_item = cont->Add(horz_pane_sizer, pane_proportion, wxEXPAND);
1981     }
1982 }
1983
1984 void wxAuiManager::LayoutAddDock(wxSizer* cont,
1985                                  wxAuiDockInfo& dock,
1986                                  wxAuiDockUIPartArray& uiparts,
1987                                  bool spacer_only)
1988 {
1989     wxSizerItem* sizer_item;
1990     wxAuiDockUIPart part;
1991
1992     int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
1993     int orientation = dock.IsHorizontal() ? wxHORIZONTAL : wxVERTICAL;
1994
1995     // resizable bottom and right docks have a sash before them
1996     if (!m_has_maximized && !dock.fixed && (dock.dock_direction == wxAUI_DOCK_BOTTOM ||
1997                         dock.dock_direction == wxAUI_DOCK_RIGHT))
1998     {
1999         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
2000
2001         part.type = wxAuiDockUIPart::typeDockSizer;
2002         part.orientation = orientation;
2003         part.dock = &dock;
2004         part.pane = NULL;
2005         part.button = NULL;
2006         part.cont_sizer = cont;
2007         part.sizer_item = sizer_item;
2008         uiparts.Add(part);
2009     }
2010
2011     // create the sizer for the dock
2012     wxSizer* dock_sizer = new wxAuiProportionalBoxSizer(orientation);
2013
2014     // add each pane to the dock
2015     bool has_maximized_pane = false;
2016     int pane_i, pane_count = dock.panes.GetCount();
2017
2018     if (dock.fixed)
2019     {
2020         wxArrayInt pane_positions, pane_sizes;
2021
2022         // figure out the real pane positions we will
2023         // use, without modifying the each pane's pane_pos member
2024         GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
2025
2026         int offset = 0;
2027         for (pane_i = 0; pane_i < pane_count; ++pane_i)
2028         {
2029             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
2030             int pane_pos = pane_positions.Item(pane_i);
2031
2032             if (pane.IsMaximized())
2033                 has_maximized_pane = true;
2034
2035
2036             int amount = pane_pos - offset;
2037             if (amount > 0)
2038             {
2039                 if (dock.IsVertical())
2040                     sizer_item = dock_sizer->Add(1, amount, 0, wxEXPAND);
2041                 else
2042                     sizer_item = dock_sizer->Add(amount, 1, 0, wxEXPAND);
2043
2044                 part.type = wxAuiDockUIPart::typeBackground;
2045                 part.dock = &dock;
2046                 part.pane = NULL;
2047                 part.button = NULL;
2048                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
2049                 part.cont_sizer = dock_sizer;
2050                 part.sizer_item = sizer_item;
2051                 uiparts.Add(part);
2052
2053                 offset += amount;
2054             }
2055
2056             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
2057
2058             offset += pane_sizes.Item(pane_i);
2059         }
2060
2061         // at the end add a very small stretchable background area
2062         sizer_item = dock_sizer->Add(0,0, 1, wxEXPAND);
2063
2064         part.type = wxAuiDockUIPart::typeBackground;
2065         part.dock = &dock;
2066         part.pane = NULL;
2067         part.button = NULL;
2068         part.orientation = orientation;
2069         part.cont_sizer = dock_sizer;
2070         part.sizer_item = sizer_item;
2071         uiparts.Add(part);
2072     }
2073     else
2074     {
2075         for (pane_i = 0; pane_i < pane_count; ++pane_i)
2076         {
2077             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
2078
2079             if (pane.IsMaximized())
2080                 has_maximized_pane = true;
2081
2082             // if this is not the first pane being added,
2083             // we need to add a pane sizer
2084             if (!m_has_maximized && pane_i > 0)
2085             {
2086                 sizer_item = dock_sizer->Add(sash_size, sash_size, 0, wxEXPAND);
2087
2088                 part.type = wxAuiDockUIPart::typePaneSizer;
2089                 part.dock = &dock;
2090                 part.pane = dock.panes.Item(pane_i-1);
2091                 part.button = NULL;
2092                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
2093                 part.cont_sizer = dock_sizer;
2094                 part.sizer_item = sizer_item;
2095                 uiparts.Add(part);
2096             }
2097
2098             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
2099         }
2100     }
2101
2102     if (dock.dock_direction == wxAUI_DOCK_CENTER || has_maximized_pane)
2103         sizer_item = cont->Add(dock_sizer, 1, wxEXPAND);
2104     else
2105         sizer_item = cont->Add(dock_sizer, 0, wxEXPAND);
2106
2107     part.type = wxAuiDockUIPart::typeDock;
2108     part.dock = &dock;
2109     part.pane = NULL;
2110     part.button = NULL;
2111     part.orientation = orientation;
2112     part.cont_sizer = cont;
2113     part.sizer_item = sizer_item;
2114     uiparts.Add(part);
2115
2116     if (dock.IsHorizontal())
2117         cont->SetItemMinSize(dock_sizer, 0, dock.size);
2118     else
2119         cont->SetItemMinSize(dock_sizer, dock.size, 0);
2120
2121     //  top and left docks have a sash after them
2122     if (!m_has_maximized &&
2123         !dock.fixed &&
2124           (dock.dock_direction == wxAUI_DOCK_TOP ||
2125            dock.dock_direction == wxAUI_DOCK_LEFT))
2126     {
2127         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
2128
2129         part.type = wxAuiDockUIPart::typeDockSizer;
2130         part.dock = &dock;
2131         part.pane = NULL;
2132         part.button = NULL;
2133         part.orientation = orientation;
2134         part.cont_sizer = cont;
2135         part.sizer_item = sizer_item;
2136         uiparts.Add(part);
2137     }
2138 }
2139
2140 wxSizer* wxAuiManager::LayoutAll(wxAuiPaneInfoArray& panes,
2141                                  wxAuiDockInfoArray& docks,
2142                                  wxAuiDockUIPartArray& uiparts,
2143                                  bool spacer_only)
2144 {
2145     wxAuiProportionalBoxSizer* container = new wxAuiProportionalBoxSizer(wxVERTICAL);
2146
2147     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
2148     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
2149     wxSize cli_size = m_frame->GetClientSize();
2150     int i, dock_count, pane_count;
2151
2152
2153     // empty all docks out
2154     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2155     {
2156         wxAuiDockInfo& dock = docks.Item(i);
2157
2158         // empty out all panes, as they will be readded below
2159         dock.panes.Empty();
2160
2161         if (dock.fixed)
2162         {
2163             // always reset fixed docks' sizes, because
2164             // the contained windows may have been resized
2165             dock.size = 0;
2166         }
2167     }
2168
2169
2170     // iterate through all known panes, filing each
2171     // of them into the appropriate dock. If the
2172     // pane does not exist in the dock, add it
2173     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
2174     {
2175         wxAuiPaneInfo& p = panes.Item(i);
2176
2177         // find any docks with the same dock direction, dock layer, and
2178         // dock row as the pane we are working on
2179         wxAuiDockInfo* dock;
2180         wxAuiDockInfoPtrArray arr;
2181         FindDocks(docks, p.dock_direction, p.dock_layer, p.dock_row, arr);
2182
2183         if (arr.GetCount() > 0)
2184         {
2185             // found the right dock
2186             dock = arr.Item(0);
2187         }
2188         else
2189         {
2190             // dock was not found, so we need to create a new one
2191             wxAuiDockInfo d;
2192             d.dock_direction = p.dock_direction;
2193             d.dock_layer = p.dock_layer;
2194             d.dock_row = p.dock_row;
2195             docks.Add(d);
2196             dock = &docks.Last();
2197         }
2198
2199
2200         if (p.IsDocked() && p.IsShown())
2201         {
2202             // remove the pane from any existing docks except this one
2203             RemovePaneFromDocks(docks, p, dock);
2204
2205             // pane needs to be added to the dock,
2206             // if it doesn't already exist
2207             if (!FindPaneInDock(*dock, p.window))
2208                 dock->panes.Add(&p);
2209         }
2210         else
2211         {
2212             // remove the pane from any existing docks
2213             RemovePaneFromDocks(docks, p);
2214         }
2215
2216     }
2217
2218     // remove any empty docks
2219     for (i = docks.GetCount()-1; i >= 0; --i)
2220     {
2221         if (docks.Item(i).panes.GetCount() == 0)
2222             docks.RemoveAt(i);
2223     }
2224
2225     // configure the docks further
2226     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2227     {
2228         wxAuiDockInfo& dock = docks.Item(i);
2229         int j, dock_pane_count = dock.panes.GetCount();
2230
2231         // sort the dock pane array by the pane's
2232         // dock position (dock_pos), in ascending order
2233         dock.panes.Sort(PaneSortFunc);
2234
2235         // for newly created docks, set up their initial size
2236         if (dock.size == 0)
2237         {
2238             int size = 0;
2239
2240             for (j = 0; j < dock_pane_count; ++j)
2241             {
2242                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2243                 wxSize pane_size = pane.best_size;
2244                 if (pane_size == wxDefaultSize)
2245                     pane_size = pane.min_size;
2246                 if (pane_size == wxDefaultSize)
2247                     pane_size = pane.window->GetSize();
2248
2249                 if (dock.IsHorizontal())
2250                     size = wxMax(pane_size.y, size);
2251                 else
2252                     size = wxMax(pane_size.x, size);
2253             }
2254
2255             // add space for the border (two times), but only
2256             // if at least one pane inside the dock has a pane border
2257             for (j = 0; j < dock_pane_count; ++j)
2258             {
2259                 if (dock.panes.Item(j)->HasBorder())
2260                 {
2261                     size += (pane_border_size*2);
2262                     break;
2263                 }
2264             }
2265
2266             // if pane is on the top or bottom, add the caption height,
2267             // but only if at least one pane inside the dock has a caption
2268             if (dock.IsHorizontal())
2269             {
2270                 for (j = 0; j < dock_pane_count; ++j)
2271                 {
2272                     if (dock.panes.Item(j)->HasCaption())
2273                     {
2274                         size += caption_size;
2275                         break;
2276                     }
2277                 }
2278             }
2279
2280
2281             // new dock's size may not be more than the dock constraint
2282             // parameter specifies.  See SetDockSizeConstraint()
2283
2284             int max_dock_x_size = (int)(m_dock_constraint_x * ((double)cli_size.x));
2285             int max_dock_y_size = (int)(m_dock_constraint_y * ((double)cli_size.y));
2286
2287             if (dock.IsHorizontal())
2288                 size = wxMin(size, max_dock_y_size);
2289             else
2290                 size = wxMin(size, max_dock_x_size);
2291
2292             // absolute minimum size for a dock is 10 pixels
2293             if (size < 10)
2294                 size = 10;
2295
2296             dock.size = size;
2297         }
2298
2299
2300         // determine the dock's minimum size
2301         bool plus_border = false;
2302         bool plus_caption = false;
2303         int dock_min_size = 0;
2304         for (j = 0; j < dock_pane_count; ++j)
2305         {
2306             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2307             if (pane.min_size != wxDefaultSize)
2308             {
2309                 if (pane.HasBorder())
2310                     plus_border = true;
2311                 if (pane.HasCaption())
2312                     plus_caption = true;
2313                 if (dock.IsHorizontal())
2314                 {
2315                     if (pane.min_size.y > dock_min_size)
2316                         dock_min_size = pane.min_size.y;
2317                 }
2318                 else
2319                 {
2320                     if (pane.min_size.x > dock_min_size)
2321                         dock_min_size = pane.min_size.x;
2322                 }
2323             }
2324         }
2325
2326         if (plus_border)
2327             dock_min_size += (pane_border_size*2);
2328         if (plus_caption && dock.IsHorizontal())
2329             dock_min_size += (caption_size);
2330
2331         dock.min_size = dock_min_size;
2332
2333
2334         // if the pane's current size is less than it's
2335         // minimum, increase the dock's size to it's minimum
2336         if (dock.size < dock.min_size)
2337             dock.size = dock.min_size;
2338
2339
2340         // determine the dock's mode (fixed or proportional);
2341         // determine whether the dock has only toolbars
2342         bool action_pane_marked = false;
2343         dock.fixed = true;
2344         dock.toolbar = true;
2345         for (j = 0; j < dock_pane_count; ++j)
2346         {
2347             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2348             if (!pane.IsFixed())
2349                 dock.fixed = false;
2350             if (!pane.IsToolbar())
2351                 dock.toolbar = false;
2352             if (pane.HasFlag(wxAuiPaneInfo::optionDockFixed))
2353                 dock.fixed = true;
2354             if (pane.HasFlag(wxAuiPaneInfo::actionPane))
2355                 action_pane_marked = true;
2356         }
2357
2358
2359         // if the dock mode is proportional and not fixed-pixel,
2360         // reassign the dock_pos to the sequential 0, 1, 2, 3;
2361         // e.g. remove gaps like 1, 2, 30, 500
2362         if (!dock.fixed)
2363         {
2364             for (j = 0; j < dock_pane_count; ++j)
2365             {
2366                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2367                 pane.dock_pos = j;
2368             }
2369         }
2370
2371         // if the dock mode is fixed, and none of the panes
2372         // are being moved right now, make sure the panes
2373         // do not overlap each other.  If they do, we will
2374         // adjust the positions of the panes
2375         if (dock.fixed && !action_pane_marked)
2376         {
2377             wxArrayInt pane_positions, pane_sizes;
2378             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
2379
2380             int offset = 0;
2381             for (j = 0; j < dock_pane_count; ++j)
2382             {
2383                 wxAuiPaneInfo& pane = *(dock.panes.Item(j));
2384                 pane.dock_pos = pane_positions[j];
2385
2386                 int amount = pane.dock_pos - offset;
2387                 if (amount >= 0)
2388                     offset += amount;
2389                 else
2390                     pane.dock_pos += -amount;
2391
2392                 offset += pane_sizes[j];
2393             }
2394         }
2395     }
2396
2397     // discover the maximum dock layer
2398     int max_layer = 0;
2399     for (i = 0; i < dock_count; ++i)
2400         max_layer = wxMax(max_layer, docks.Item(i).dock_layer);
2401
2402
2403     // clear out uiparts
2404     uiparts.Empty();
2405
2406     // create a bunch of box sizers,
2407     // from the innermost level outwards.
2408     wxSizer* cont = NULL;
2409     wxSizer* middle = NULL;
2410     int layer = 0;
2411     int row, row_count;
2412
2413     for (layer = 0; layer <= max_layer; ++layer)
2414     {
2415         wxAuiDockInfoPtrArray arr;
2416
2417         // find any docks in this layer
2418         FindDocks(docks, -1, layer, -1, arr);
2419
2420         // if there aren't any, skip to the next layer
2421         if (arr.IsEmpty())
2422             continue;
2423
2424         wxSizer* old_cont = cont;
2425
2426         // create a container which will hold this layer's
2427         // docks (top, bottom, left, right)
2428         cont = new wxAuiProportionalBoxSizer(wxVERTICAL);
2429
2430
2431         // find any top docks in this layer
2432         FindDocks(docks, wxAUI_DOCK_TOP, layer, -1, arr);
2433         if (!arr.IsEmpty())
2434         {
2435             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2436                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2437         }
2438
2439
2440         // fill out the middle layer (which consists
2441         // of left docks, content area and right docks)
2442
2443         middle = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
2444
2445         // find any left docks in this layer
2446         FindDocks(docks, wxAUI_DOCK_LEFT, layer, -1, arr);
2447         if (!arr.IsEmpty())
2448         {
2449             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2450                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2451         }
2452
2453         // add content dock (or previous layer's sizer
2454         // to the middle
2455         if (!old_cont)
2456         {
2457             // find any center docks
2458             FindDocks(docks, wxAUI_DOCK_CENTER, -1, -1, arr);
2459             if (!arr.IsEmpty())
2460             {
2461                 for (row = 0,row_count = arr.GetCount(); row<row_count; ++row)
2462                    LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2463             }
2464             else if (!m_has_maximized)
2465             {
2466                 // there are no center docks, add a background area
2467                 wxSizerItem* sizer_item = middle->Add(1,1, 1, wxEXPAND);
2468                 wxAuiDockUIPart part;
2469                 part.type = wxAuiDockUIPart::typeBackground;
2470                 part.pane = NULL;
2471                 part.dock = NULL;
2472                 part.button = NULL;
2473                 part.cont_sizer = middle;
2474                 part.sizer_item = sizer_item;
2475                 uiparts.Add(part);
2476             }
2477         }
2478         else
2479         {
2480             middle->Add(old_cont, 1, wxEXPAND);
2481         }
2482
2483         // find any right docks in this layer
2484         FindDocks(docks, wxAUI_DOCK_RIGHT, layer, -1, arr);
2485         if (!arr.IsEmpty())
2486         {
2487             for (row = arr.GetCount()-1; row >= 0; --row)
2488                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2489         }
2490
2491         if (middle->GetChildren().GetCount() > 0)
2492             cont->Add(middle, 1, wxEXPAND);
2493              else
2494             delete middle;
2495
2496
2497
2498         // find any bottom docks in this layer
2499         FindDocks(docks, wxAUI_DOCK_BOTTOM, layer, -1, arr);
2500         if (!arr.IsEmpty())
2501         {
2502             for (row = arr.GetCount()-1; row >= 0; --row)
2503                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2504         }
2505
2506     }
2507
2508     if (!cont)
2509     {
2510         // no sizer available, because there are no docks,
2511         // therefore we will create a simple background area
2512         cont = new wxAuiProportionalBoxSizer(wxVERTICAL);
2513         wxSizerItem* sizer_item = cont->Add(1,1, 1, wxEXPAND);
2514         wxAuiDockUIPart part;
2515         part.type = wxAuiDockUIPart::typeBackground;
2516         part.pane = NULL;
2517         part.dock = NULL;
2518         part.button = NULL;
2519         part.cont_sizer = middle;
2520         part.sizer_item = sizer_item;
2521         uiparts.Add(part);
2522     }
2523
2524     container->Add(cont, 1, wxEXPAND);
2525     return container;
2526 }
2527
2528
2529 // SetDockSizeConstraint() allows the dock constraints to be set.  For example,
2530 // specifying values of 0.5, 0.5 will mean that upon dock creation, a dock may
2531 // not be larger than half of the window's size
2532
2533 void wxAuiManager::SetDockSizeConstraint(double width_pct, double height_pct)
2534 {
2535     m_dock_constraint_x = wxMax(0.0, wxMin(1.0, width_pct));
2536     m_dock_constraint_y = wxMax(0.0, wxMin(1.0, height_pct));
2537 }
2538
2539 void wxAuiManager::GetDockSizeConstraint(double* width_pct, double* height_pct) const
2540 {
2541     if (width_pct)
2542         *width_pct = m_dock_constraint_x;
2543
2544     if (height_pct)
2545         *height_pct = m_dock_constraint_y;
2546 }
2547
2548
2549
2550 // Update() updates the layout.  Whenever changes are made to
2551 // one or more panes, this function should be called.  It is the
2552 // external entry point for running the layout engine.
2553
2554 void wxAuiManager::Update()
2555 {
2556     m_hover_button = NULL;
2557     m_action_part = NULL;
2558
2559     wxSizer* sizer;
2560     int i, pane_count = m_panes.GetCount();
2561
2562
2563     // destroy floating panes which have been
2564     // redocked or are becoming non-floating
2565     for (i = 0; i < pane_count; ++i)
2566     {
2567         wxAuiPaneInfo& p = m_panes.Item(i);
2568
2569         if (!p.IsFloating() && p.frame)
2570         {
2571             // because the pane is no longer in a floating, we need to
2572             // reparent it to m_frame and destroy the floating frame
2573
2574             // reduce flicker
2575             p.window->SetSize(1,1);
2576
2577
2578             // the following block is a workaround for bug #1531361
2579             // (see wxWidgets sourceforge page).  On wxGTK (only), when
2580             // a frame is shown/hidden, a move event unfortunately
2581             // also gets fired.  Because we may be dragging around
2582             // a pane, we need to cancel that action here to prevent
2583             // a spurious crash.
2584             if (m_action_window == p.frame)
2585             {
2586                 if (wxWindow::GetCapture() == m_frame)
2587                     m_frame->ReleaseMouse();
2588                 m_action = actionNone;
2589                 m_action_window = NULL;
2590             }
2591
2592             // hide the frame
2593             if (p.frame->IsShown())
2594                 p.frame->Show(false);
2595
2596             // reparent to m_frame and destroy the pane
2597             if (m_action_window == p.frame)
2598             {
2599                 m_action_window = NULL;
2600             }
2601
2602             p.window->Reparent(m_frame);
2603             p.frame->SetSizer(NULL);
2604             p.frame->Destroy();
2605             p.frame = NULL;
2606         }
2607     }
2608
2609
2610     // delete old sizer first
2611     m_frame->SetSizer(NULL);
2612
2613     // create a layout for all of the panes
2614     sizer = LayoutAll(m_panes, m_docks, m_uiparts, false);
2615
2616     // hide or show panes as necessary,
2617     // and float panes as necessary
2618     for (i = 0; i < pane_count; ++i)
2619     {
2620         wxAuiPaneInfo& p = m_panes.Item(i);
2621
2622         if (p.IsFloating())
2623         {
2624             if (p.frame == NULL)
2625             {
2626                 // we need to create a frame for this
2627                 // pane, which has recently been floated
2628                 wxAuiFloatingFrame* frame = CreateFloatingFrame(m_frame, p);
2629
2630                 // on MSW and Mac, if the owner desires transparent dragging, and
2631                 // the dragging is happening right now, then the floating
2632                 // window should have this style by default
2633                 if (m_action == actionDragFloatingPane &&
2634                     (m_flags & wxAUI_MGR_TRANSPARENT_DRAG))
2635                         frame->SetTransparent(150);
2636
2637                 frame->SetPaneWindow(p);
2638                 p.frame = frame;
2639
2640                 if (p.IsShown() && !frame->IsShown())
2641                     frame->Show();
2642             }
2643             else
2644             {
2645                 // frame already exists, make sure it's position
2646                 // and size reflect the information in wxAuiPaneInfo
2647                 if ((p.frame->GetPosition() != p.floating_pos) || (p.frame->GetSize() != p.floating_size))
2648                 {
2649                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2650                                      p.floating_size.x, p.floating_size.y,
2651                                      wxSIZE_USE_EXISTING);
2652                 /*
2653                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2654                                      wxDefaultCoord, wxDefaultCoord,
2655                                      wxSIZE_USE_EXISTING);
2656                     //p.frame->Move(p.floating_pos.x, p.floating_pos.y);
2657                 */
2658                 }
2659
2660                 if (p.frame->IsShown() != p.IsShown())
2661                     p.frame->Show(p.IsShown());
2662             }
2663         }
2664         else
2665         {
2666             if (p.window->IsShown() != p.IsShown())
2667                 p.window->Show(p.IsShown());
2668         }
2669
2670         // if "active panes" are no longer allowed, clear
2671         // any optionActive values from the pane states
2672         if ((m_flags & wxAUI_MGR_ALLOW_ACTIVE_PANE) == 0)
2673         {
2674             p.state &= ~wxAuiPaneInfo::optionActive;
2675         }
2676     }
2677
2678
2679     // keep track of the old window rectangles so we can
2680     // refresh those windows whose rect has changed
2681     wxAuiRectArray old_pane_rects;
2682     for (i = 0; i < pane_count; ++i)
2683     {
2684         wxRect r;
2685         wxAuiPaneInfo& p = m_panes.Item(i);
2686
2687         if (p.window && p.IsShown() && p.IsDocked())
2688             r = p.rect;
2689
2690         old_pane_rects.Add(r);
2691     }
2692
2693
2694
2695
2696     // apply the new sizer
2697     m_frame->SetSizer(sizer);
2698     m_frame->SetAutoLayout(false);
2699     DoFrameLayout();
2700
2701
2702
2703     // now that the frame layout is done, we need to check
2704     // the new pane rectangles against the old rectangles that
2705     // we saved a few lines above here.  If the rectangles have
2706     // changed, the corresponding panes must also be updated
2707     for (i = 0; i < pane_count; ++i)
2708     {
2709         wxAuiPaneInfo& p = m_panes.Item(i);
2710         if (p.window && p.window->IsShown() && p.IsDocked())
2711         {
2712             if (p.rect != old_pane_rects[i])
2713             {
2714                 p.window->Refresh();
2715                 p.window->Update();
2716             }
2717         }
2718     }
2719
2720
2721     Repaint();
2722
2723     // set frame's minimum size
2724
2725 /*
2726     // N.B. More work needs to be done on frame minimum sizes;
2727     // this is some intresting code that imposes the minimum size,
2728     // but we may want to include a more flexible mechanism or
2729     // options for multiple minimum-size modes, e.g. strict or lax
2730     wxSize min_size = sizer->GetMinSize();
2731     wxSize frame_size = m_frame->GetSize();
2732     wxSize client_size = m_frame->GetClientSize();
2733
2734     wxSize minframe_size(min_size.x+frame_size.x-client_size.x,
2735                          min_size.y+frame_size.y-client_size.y );
2736
2737     m_frame->SetMinSize(minframe_size);
2738
2739     if (frame_size.x < minframe_size.x ||
2740         frame_size.y < minframe_size.y)
2741             sizer->Fit(m_frame);
2742 */
2743 }
2744
2745
2746 // DoFrameLayout() is an internal function which invokes wxSizer::Layout
2747 // on the frame's main sizer, then measures all the various UI items
2748 // and updates their internal rectangles.  This should always be called
2749 // instead of calling m_frame->Layout() directly
2750
2751 void wxAuiManager::DoFrameLayout()
2752 {
2753     m_frame->Layout();
2754
2755     int i, part_count;
2756     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2757     {
2758         wxAuiDockUIPart& part = m_uiparts.Item(i);
2759
2760         // get the rectangle of the UI part
2761         // originally, this code looked like this:
2762         //    part.rect = wxRect(part.sizer_item->GetPosition(),
2763         //                       part.sizer_item->GetSize());
2764         // this worked quite well, with one exception: the mdi
2765         // client window had a "deferred" size variable
2766         // that returned the wrong size.  It looks like
2767         // a bug in wx, because the former size of the window
2768         // was being returned.  So, we will retrieve the part's
2769         // rectangle via other means
2770
2771
2772         part.rect = part.sizer_item->GetRect();
2773         int flag = part.sizer_item->GetFlag();
2774         int border = part.sizer_item->GetBorder();
2775         if (flag & wxTOP)
2776         {
2777             part.rect.y -= border;
2778             part.rect.height += border;
2779         }
2780         if (flag & wxLEFT)
2781         {
2782             part.rect.x -= border;
2783             part.rect.width += border;
2784         }
2785         if (flag & wxBOTTOM)
2786             part.rect.height += border;
2787         if (flag & wxRIGHT)
2788             part.rect.width += border;
2789
2790
2791         if (part.type == wxAuiDockUIPart::typeDock)
2792             part.dock->rect = part.rect;
2793         if (part.type == wxAuiDockUIPart::typePane)
2794             part.pane->rect = part.rect;
2795     }
2796 }
2797
2798 // GetPanePart() looks up the pane the pane border UI part (or the regular
2799 // pane part if there is no border). This allows the caller to get the exact
2800 // rectangle of the pane in question, including decorations like
2801 // caption and border (if any).
2802
2803 wxAuiDockUIPart* wxAuiManager::GetPanePart(wxWindow* wnd)
2804 {
2805     int i, part_count;
2806     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2807     {
2808         wxAuiDockUIPart& part = m_uiparts.Item(i);
2809         if (part.type == wxAuiDockUIPart::typePaneBorder &&
2810             part.pane && part.pane->window == wnd)
2811                 return &part;
2812     }
2813     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2814     {
2815         wxAuiDockUIPart& part = m_uiparts.Item(i);
2816         if (part.type == wxAuiDockUIPart::typePane &&
2817             part.pane && part.pane->window == wnd)
2818                 return &part;
2819     }
2820     return NULL;
2821 }
2822
2823
2824
2825 // GetDockPixelOffset() is an internal function which returns
2826 // a dock's offset in pixels from the left side of the window
2827 // (for horizontal docks) or from the top of the window (for
2828 // vertical docks).  This value is necessary for calculating
2829 // fixel-pane/toolbar offsets when they are dragged.
2830
2831 int wxAuiManager::GetDockPixelOffset(wxAuiPaneInfo& test)
2832 {
2833     // the only way to accurately calculate the dock's
2834     // offset is to actually run a theoretical layout
2835
2836     int i, part_count, dock_count;
2837     wxAuiDockInfoArray docks;
2838     wxAuiPaneInfoArray panes;
2839     wxAuiDockUIPartArray uiparts;
2840     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
2841     panes.Add(test);
2842
2843     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
2844     wxSize client_size = m_frame->GetClientSize();
2845     sizer->SetDimension(0, 0, client_size.x, client_size.y);
2846     sizer->Layout();
2847
2848     for (i = 0, part_count = uiparts.GetCount(); i < part_count; ++i)
2849     {
2850         wxAuiDockUIPart& part = uiparts.Item(i);
2851         part.rect = wxRect(part.sizer_item->GetPosition(),
2852                            part.sizer_item->GetSize());
2853         if (part.type == wxAuiDockUIPart::typeDock)
2854             part.dock->rect = part.rect;
2855     }
2856
2857     delete sizer;
2858
2859     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2860     {
2861         wxAuiDockInfo& dock = docks.Item(i);
2862         if (test.dock_direction == dock.dock_direction &&
2863             test.dock_layer==dock.dock_layer && test.dock_row==dock.dock_row)
2864         {
2865             if (dock.IsVertical())
2866                 return dock.rect.y;
2867             else
2868                 return dock.rect.x;
2869         }
2870     }
2871
2872     return 0;
2873 }
2874
2875
2876
2877 // ProcessDockResult() is a utility function used by DoDrop() - it checks
2878 // if a dock operation is allowed, the new dock position is copied into
2879 // the target info.  If the operation was allowed, the function returns true.
2880
2881 bool wxAuiManager::ProcessDockResult(wxAuiPaneInfo& target,
2882                                      const wxAuiPaneInfo& new_pos)
2883 {
2884     bool allowed = false;
2885     switch (new_pos.dock_direction)
2886     {
2887         case wxAUI_DOCK_TOP:    allowed = target.IsTopDockable();    break;
2888         case wxAUI_DOCK_BOTTOM: allowed = target.IsBottomDockable(); break;
2889         case wxAUI_DOCK_LEFT:   allowed = target.IsLeftDockable();   break;
2890         case wxAUI_DOCK_RIGHT:  allowed = target.IsRightDockable();  break;
2891     }
2892
2893     if (allowed)
2894         target = new_pos;
2895
2896     return allowed;
2897 }
2898
2899
2900 // DoDrop() is an important function.  It basically takes a mouse position,
2901 // and determines where the pane's new position would be.  If the pane is to be
2902 // dropped, it performs the drop operation using the specified dock and pane
2903 // arrays.  By specifying copied dock and pane arrays when calling, a "what-if"
2904 // scenario can be performed, giving precise coordinates for drop hints.
2905 // If, however, wxAuiManager:m_docks and wxAuiManager::m_panes are specified
2906 // as parameters, the changes will be made to the main state arrays
2907
2908 const int auiInsertRowPixels = 10;
2909 const int auiNewRowPixels = 40;
2910 const int auiLayerInsertPixels = 40;
2911 const int auiLayerInsertOffset = 5;
2912
2913 bool wxAuiManager::DoDrop(wxAuiDockInfoArray& docks,
2914                           wxAuiPaneInfoArray& panes,
2915                           wxAuiPaneInfo& target,
2916                           const wxPoint& pt,
2917                           const wxPoint& offset)
2918 {
2919     wxSize cli_size = m_frame->GetClientSize();
2920
2921     wxAuiPaneInfo drop = target;
2922
2923
2924     // The result should always be shown
2925     drop.Show();
2926
2927
2928     // Check to see if the pane has been dragged outside of the window
2929     // (or near to the outside of the window), if so, dock it along the edge
2930
2931
2932     int layer_insert_offset = auiLayerInsertOffset;
2933     if (drop.IsToolbar())
2934         layer_insert_offset = 0;
2935
2936
2937     if (pt.x < layer_insert_offset &&
2938         pt.x > layer_insert_offset-auiLayerInsertPixels)
2939     {
2940         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
2941                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
2942                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)) + 1;
2943
2944         if (drop.IsToolbar())
2945             new_layer = auiToolBarLayer;
2946
2947         drop.Dock().Left().
2948              Layer(new_layer).
2949              Row(0).
2950              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2951         return ProcessDockResult(target, drop);
2952     }
2953     else if (pt.y < layer_insert_offset &&
2954              pt.y > layer_insert_offset-auiLayerInsertPixels)
2955     {
2956         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
2957                                 GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2958                                 GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2959
2960         if (drop.IsToolbar())
2961             new_layer = auiToolBarLayer;
2962
2963         drop.Dock().Top().
2964              Layer(new_layer).
2965              Row(0).
2966              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2967         return ProcessDockResult(target, drop);
2968     }
2969     else if (pt.x >= cli_size.x - layer_insert_offset &&
2970              pt.x < cli_size.x - layer_insert_offset + auiLayerInsertPixels)
2971     {
2972         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
2973                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)),
2974                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)) + 1;
2975
2976         if (drop.IsToolbar())
2977             new_layer = auiToolBarLayer;
2978
2979         drop.Dock().Right().
2980              Layer(new_layer).
2981              Row(0).
2982              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2983         return ProcessDockResult(target, drop);
2984     }
2985     else if (pt.y >= cli_size.y - layer_insert_offset &&
2986              pt.y < cli_size.y - layer_insert_offset + auiLayerInsertPixels)
2987     {
2988         int new_layer = wxMax( wxMax( GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
2989                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2990                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2991
2992         if (drop.IsToolbar())
2993             new_layer = auiToolBarLayer;
2994
2995         drop.Dock().Bottom().
2996              Layer(new_layer).
2997              Row(0).
2998              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2999         return ProcessDockResult(target, drop);
3000     }
3001
3002
3003     wxAuiDockUIPart* part = HitTest(pt.x, pt.y);
3004
3005
3006     if (drop.IsToolbar())
3007     {
3008         if (!part || !part->dock)
3009             return false;
3010
3011         // calculate the offset from where the dock begins
3012         // to the point where the user dropped the pane
3013         int dock_drop_offset = 0;
3014         if (part->dock->IsHorizontal())
3015             dock_drop_offset = pt.x - part->dock->rect.x - offset.x;
3016         else
3017             dock_drop_offset = pt.y - part->dock->rect.y - offset.y;
3018
3019
3020         // toolbars may only be moved in and to fixed-pane docks,
3021         // otherwise we will try to float the pane.  Also, the pane
3022         // should float if being dragged over center pane windows
3023         if (!part->dock->fixed || part->dock->dock_direction == wxAUI_DOCK_CENTER ||
3024             pt.x >= cli_size.x || pt.x <= 0 || pt.y >= cli_size.y || pt.y <= 0)
3025         {
3026             if (m_last_rect.IsEmpty() || m_last_rect.Contains(pt.x, pt.y ))
3027             {
3028                 m_skipping = true;
3029             }
3030             else
3031             {
3032                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) && drop.IsFloatable())
3033                 {
3034                     drop.Float();
3035                 }
3036
3037                 m_skipping = false;
3038
3039                 return ProcessDockResult(target, drop);
3040             }
3041
3042             drop.Position(pt.x - GetDockPixelOffset(drop) - offset.x);
3043
3044             return ProcessDockResult(target, drop);
3045         }
3046
3047         m_skipping = false;
3048
3049         m_last_rect = part->dock->rect;
3050         m_last_rect.Inflate( 15, 15 );
3051
3052         drop.Dock().
3053              Direction(part->dock->dock_direction).
3054              Layer(part->dock->dock_layer).
3055              Row(part->dock->dock_row).
3056              Position(dock_drop_offset);
3057
3058         if ((
3059             ((pt.y < part->dock->rect.y + 1) && part->dock->IsHorizontal()) ||
3060             ((pt.x < part->dock->rect.x + 1) && part->dock->IsVertical())
3061             ) && part->dock->panes.GetCount() > 1)
3062         {
3063             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
3064                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
3065             {
3066                 int row = drop.dock_row;
3067                 DoInsertDockRow(panes, part->dock->dock_direction,
3068                                 part->dock->dock_layer,
3069                                 part->dock->dock_row);
3070                 drop.dock_row = row;
3071             }
3072             else
3073             {
3074                 DoInsertDockRow(panes, part->dock->dock_direction,
3075                                 part->dock->dock_layer,
3076                                 part->dock->dock_row+1);
3077                 drop.dock_row = part->dock->dock_row+1;
3078             }
3079         }
3080
3081         if ((
3082             ((pt.y > part->dock->rect.y + part->dock->rect.height - 2 ) && part->dock->IsHorizontal()) ||
3083             ((pt.x > part->dock->rect.x + part->dock->rect.width - 2 ) && part->dock->IsVertical())
3084             ) && part->dock->panes.GetCount() > 1)
3085         {
3086             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
3087                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
3088             {
3089                 DoInsertDockRow(panes, part->dock->dock_direction,
3090                                 part->dock->dock_layer,
3091                                 part->dock->dock_row+1);
3092                 drop.dock_row = part->dock->dock_row+1;
3093             }
3094             else
3095             {
3096                 int row = drop.dock_row;
3097                 DoInsertDockRow(panes, part->dock->dock_direction,
3098                                 part->dock->dock_layer,
3099                                 part->dock->dock_row);
3100                 drop.dock_row = row;
3101             }
3102         }
3103
3104         return ProcessDockResult(target, drop);
3105     }
3106
3107
3108
3109
3110     if (!part)
3111         return false;
3112
3113     if (part->type == wxAuiDockUIPart::typePaneBorder ||
3114         part->type == wxAuiDockUIPart::typeCaption ||
3115         part->type == wxAuiDockUIPart::typeGripper ||
3116         part->type == wxAuiDockUIPart::typePaneButton ||
3117         part->type == wxAuiDockUIPart::typePane ||
3118         part->type == wxAuiDockUIPart::typePaneSizer ||
3119         part->type == wxAuiDockUIPart::typeDockSizer ||
3120         part->type == wxAuiDockUIPart::typeBackground)
3121     {
3122         if (part->type == wxAuiDockUIPart::typeDockSizer)
3123         {
3124             if (part->dock->panes.GetCount() != 1)
3125                 return false;
3126             part = GetPanePart(part->dock->panes.Item(0)->window);
3127             if (!part)
3128                 return false;
3129         }
3130
3131
3132
3133         // If a normal frame is being dragged over a toolbar, insert it
3134         // along the edge under the toolbar, but over all other panes.
3135         // (this could be done much better, but somehow factoring this
3136         // calculation with the one at the beginning of this function)
3137         if (part->dock && part->dock->toolbar)
3138         {
3139             int layer = 0;
3140
3141             switch (part->dock->dock_direction)
3142             {
3143                 case wxAUI_DOCK_LEFT:
3144                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
3145                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
3146                                       GetMaxLayer(docks, wxAUI_DOCK_TOP));
3147                     break;
3148                 case wxAUI_DOCK_TOP:
3149                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
3150                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3151                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3152                     break;
3153                 case wxAUI_DOCK_RIGHT:
3154                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
3155                                       GetMaxLayer(docks, wxAUI_DOCK_TOP)),
3156                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM));
3157                     break;
3158                 case wxAUI_DOCK_BOTTOM:
3159                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
3160                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3161                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3162                     break;
3163             }
3164
3165             DoInsertDockRow(panes, part->dock->dock_direction,
3166                             layer, 0);
3167             drop.Dock().
3168                  Direction(part->dock->dock_direction).
3169                  Layer(layer).Row(0).Position(0);
3170             return ProcessDockResult(target, drop);
3171         }
3172
3173
3174         if (!part->pane)
3175             return false;
3176
3177         part = GetPanePart(part->pane->window);
3178         if (!part)
3179             return false;
3180
3181         bool insert_dock_row = false;
3182         int insert_row = part->pane->dock_row;
3183         int insert_dir = part->pane->dock_direction;
3184         int insert_layer = part->pane->dock_layer;
3185
3186         switch (part->pane->dock_direction)
3187         {
3188             case wxAUI_DOCK_TOP:
3189                 if (pt.y >= part->rect.y &&
3190                     pt.y < part->rect.y+auiInsertRowPixels)
3191                         insert_dock_row = true;
3192                 break;
3193             case wxAUI_DOCK_BOTTOM:
3194                 if (pt.y > part->rect.y+part->rect.height-auiInsertRowPixels &&
3195                     pt.y <= part->rect.y + part->rect.height)
3196                         insert_dock_row = true;
3197                 break;
3198             case wxAUI_DOCK_LEFT:
3199                 if (pt.x >= part->rect.x &&
3200                     pt.x < part->rect.x+auiInsertRowPixels)
3201                         insert_dock_row = true;
3202                 break;
3203             case wxAUI_DOCK_RIGHT:
3204                 if (pt.x > part->rect.x+part->rect.width-auiInsertRowPixels &&
3205                     pt.x <= part->rect.x+part->rect.width)
3206                         insert_dock_row = true;
3207                 break;
3208             case wxAUI_DOCK_CENTER:
3209             {
3210                 // "new row pixels" will be set to the default, but
3211                 // must never exceed 20% of the window size
3212                 int new_row_pixels_x = auiNewRowPixels;
3213                 int new_row_pixels_y = auiNewRowPixels;
3214
3215                 if (new_row_pixels_x > (part->rect.width*20)/100)
3216                     new_row_pixels_x = (part->rect.width*20)/100;
3217
3218                 if (new_row_pixels_y > (part->rect.height*20)/100)
3219                     new_row_pixels_y = (part->rect.height*20)/100;
3220
3221
3222                 // determine if the mouse pointer is in a location that
3223                 // will cause a new row to be inserted.  The hot spot positions
3224                 // are along the borders of the center pane
3225
3226                 insert_layer = 0;
3227                 insert_dock_row = true;
3228                 const wxRect& pr = part->rect;
3229                 if (pt.x >= pr.x && pt.x < pr.x + new_row_pixels_x)
3230                     insert_dir = wxAUI_DOCK_LEFT;
3231                 else if (pt.y >= pr.y && pt.y < pr.y + new_row_pixels_y)
3232                     insert_dir = wxAUI_DOCK_TOP;
3233                 else if (pt.x >= pr.x + pr.width - new_row_pixels_x &&
3234                          pt.x < pr.x + pr.width)
3235                     insert_dir = wxAUI_DOCK_RIGHT;
3236                 else if (pt.y >= pr.y+ pr.height - new_row_pixels_y &&
3237                          pt.y < pr.y + pr.height)
3238                     insert_dir = wxAUI_DOCK_BOTTOM;
3239                 else
3240                     return false;
3241
3242                 insert_row = GetMaxRow(panes, insert_dir, insert_layer) + 1;
3243             }
3244         }
3245
3246         if (insert_dock_row)
3247         {
3248             DoInsertDockRow(panes, insert_dir, insert_layer, insert_row);
3249             drop.Dock().Direction(insert_dir).
3250                         Layer(insert_layer).
3251                         Row(insert_row).
3252                         Position(0);
3253             return ProcessDockResult(target, drop);
3254         }
3255
3256         // determine the mouse offset and the pane size, both in the
3257         // direction of the dock itself, and perpendicular to the dock
3258
3259         int offset, size;
3260
3261         if (part->orientation == wxVERTICAL)
3262         {
3263             offset = pt.y - part->rect.y;
3264             size = part->rect.GetHeight();
3265         }
3266         else
3267         {
3268             offset = pt.x - part->rect.x;
3269             size = part->rect.GetWidth();
3270         }
3271
3272         int drop_position = part->pane->dock_pos;
3273
3274         // if we are in the top/left part of the pane,
3275         // insert the pane before the pane being hovered over
3276         if (offset <= size/2)
3277         {
3278             drop_position = part->pane->dock_pos;
3279             DoInsertPane(panes,
3280                          part->pane->dock_direction,
3281                          part->pane->dock_layer,
3282                          part->pane->dock_row,
3283                          part->pane->dock_pos);
3284         }
3285
3286         // if we are in the bottom/right part of the pane,
3287         // insert the pane before the pane being hovered over
3288         if (offset > size/2)
3289         {
3290             drop_position = part->pane->dock_pos+1;
3291             DoInsertPane(panes,
3292                          part->pane->dock_direction,
3293                          part->pane->dock_layer,
3294                          part->pane->dock_row,
3295                          part->pane->dock_pos+1);
3296         }
3297
3298         drop.Dock().
3299              Direction(part->dock->dock_direction).
3300              Layer(part->dock->dock_layer).
3301              Row(part->dock->dock_row).
3302              Position(drop_position);
3303         return ProcessDockResult(target, drop);
3304     }
3305
3306     return false;
3307 }
3308
3309
3310 void wxAuiManager::OnHintFadeTimer(wxTimerEvent& WXUNUSED(event))
3311 {
3312     if (!m_hint_wnd || m_hint_fadeamt >= m_hint_fademax)
3313     {
3314         m_hint_fadetimer.Stop();
3315         Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3316                    wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3317         return;
3318     }
3319
3320     m_hint_fadeamt += 4;
3321     m_hint_wnd->SetTransparent(m_hint_fadeamt);
3322 }
3323
3324 void wxAuiManager::ShowHint(const wxRect& rect)
3325 {
3326     if (m_hint_wnd)
3327     {
3328         // if the hint rect is the same as last time, don't do anything
3329         if (m_last_hint == rect)
3330             return;
3331         m_last_hint = rect;
3332
3333         m_hint_fadeamt = m_hint_fademax;
3334
3335         if ((m_flags & wxAUI_MGR_HINT_FADE)
3336             && !((m_hint_wnd->IsKindOf(CLASSINFO(wxPseudoTransparentFrame))) &&
3337                  (m_flags & wxAUI_MGR_NO_VENETIAN_BLINDS_FADE))
3338             )
3339             m_hint_fadeamt = 0;
3340
3341         m_hint_wnd->SetSize(rect);
3342         m_hint_wnd->SetTransparent(m_hint_fadeamt);
3343
3344         if (!m_hint_wnd->IsShown())
3345             m_hint_wnd->Show();
3346
3347         // if we are dragging a floating pane, set the focus
3348         // back to that floating pane (otherwise it becomes unfocused)
3349         if (m_action == actionDragFloatingPane && m_action_window)
3350             m_action_window->SetFocus();
3351
3352         m_hint_wnd->Raise();
3353
3354
3355         if (m_hint_fadeamt != m_hint_fademax) //  Only fade if we need to
3356         {
3357             // start fade in timer
3358             m_hint_fadetimer.SetOwner(this);
3359             m_hint_fadetimer.Start(5);
3360             Connect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3361                     wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3362         }
3363     }
3364     else  // Not using a transparent hint window...
3365     {
3366         if (!(m_flags & wxAUI_MGR_RECTANGLE_HINT))
3367             return;
3368
3369         if (m_last_hint != rect)
3370         {
3371             // remove the last hint rectangle
3372             m_last_hint = rect;
3373             m_frame->Refresh();
3374             m_frame->Update();
3375         }
3376
3377         wxScreenDC screendc;
3378         wxRegion clip(1, 1, 10000, 10000);
3379
3380         // clip all floating windows, so we don't draw over them
3381         int i, pane_count;
3382         for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
3383         {
3384             wxAuiPaneInfo& pane = m_panes.Item(i);
3385
3386             if (pane.IsFloating() &&
3387                 pane.frame->IsShown())
3388             {
3389                 wxRect rect = pane.frame->GetRect();
3390 #ifdef __WXGTK__
3391                 // wxGTK returns the client size, not the whole frame size
3392                 rect.width += 15;
3393                 rect.height += 35;
3394                 rect.Inflate(5);
3395 #endif
3396
3397                 clip.Subtract(rect);
3398             }
3399         }
3400
3401         // As we can only hide the hint by redrawing the managed window, we
3402         // need to clip the region to the managed window too or we get
3403         // nasty redrawn problems.
3404         clip.Intersect(m_frame->GetRect());
3405
3406         screendc.SetDeviceClippingRegion(clip);
3407
3408         wxBitmap stipple = wxPaneCreateStippleBitmap();
3409         wxBrush brush(stipple);
3410         screendc.SetBrush(brush);
3411         screendc.SetPen(*wxTRANSPARENT_PEN);
3412
3413         screendc.DrawRectangle(rect.x, rect.y, 5, rect.height);
3414         screendc.DrawRectangle(rect.x+5, rect.y, rect.width-10, 5);
3415         screendc.DrawRectangle(rect.x+rect.width-5, rect.y, 5, rect.height);
3416         screendc.DrawRectangle(rect.x+5, rect.y+rect.height-5, rect.width-10, 5);
3417     }
3418 }
3419
3420 void wxAuiManager::HideHint()
3421 {
3422     // hides a transparent window hint, if there is one
3423     if (m_hint_wnd)
3424     {
3425         if (m_hint_wnd->IsShown())
3426             m_hint_wnd->Show(false);
3427         m_hint_wnd->SetTransparent(0);
3428         m_hint_fadetimer.Stop();
3429         // In case this is called while a hint fade is going, we need to
3430         // disconnect the event handler.
3431         Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
3432                    wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));
3433         m_last_hint = wxRect();
3434         return;
3435     }
3436
3437     // hides a painted hint by redrawing the frame window
3438     if (!m_last_hint.IsEmpty())
3439     {
3440         m_frame->Refresh();
3441         m_frame->Update();
3442         m_last_hint = wxRect();
3443     }
3444 }
3445
3446 void wxAuiManager::OnHintActivate(wxActivateEvent& WXUNUSED(event))
3447 {
3448     // Do nothing so this event isn't handled in the base handlers.
3449
3450     // Letting the hint window activate without this handler can lead to
3451     // weird behavior on Mac where the menu is switched out to the top
3452     // window's menu in MDI applications when it shouldn't be. So since
3453     // we don't want user interaction with the hint window anyway, we just
3454     // prevent it from activating here.
3455 }
3456
3457
3458
3459 void wxAuiManager::StartPaneDrag(wxWindow* pane_window,
3460                                  const wxPoint& offset)
3461 {
3462     wxAuiPaneInfo& pane = GetPane(pane_window);
3463     if (!pane.IsOk())
3464         return;
3465
3466     if (pane.IsToolbar())
3467     {
3468         m_action = actionDragToolbarPane;
3469     }
3470     else
3471     {
3472         m_action = actionDragFloatingPane;
3473     }
3474
3475     m_action_window = pane_window;
3476     m_action_offset = offset;
3477     m_frame->CaptureMouse();
3478 }
3479
3480
3481 // CalculateHintRect() calculates the drop hint rectangle.  The method
3482 // first calls DoDrop() to determine the exact position the pane would
3483 // be at were if dropped.  If the pane would indeed become docked at the
3484 // specified drop point, the the rectangle hint will be returned in
3485 // screen coordinates.  Otherwise, an empty rectangle is returned.
3486 // |pane_window| is the window pointer of the pane being dragged, |pt| is
3487 // the mouse position, in client coordinates.  |offset| describes the offset
3488 // that the mouse is from the upper-left corner of the item being dragged
3489
3490 wxRect wxAuiManager::CalculateHintRect(wxWindow* pane_window,
3491                                        const wxPoint& pt,
3492                                        const wxPoint& offset)
3493 {
3494     wxRect rect;
3495
3496     // we need to paint a hint rectangle; to find out the exact hint rectangle,
3497     // we will create a new temporary layout and then measure the resulting
3498     // rectangle; we will create a copy of the docking structures (m_dock)
3499     // so that we don't modify the real thing on screen
3500
3501     int i, pane_count, part_count;
3502     wxAuiDockInfoArray docks;
3503     wxAuiPaneInfoArray panes;
3504     wxAuiDockUIPartArray uiparts;
3505     wxAuiPaneInfo hint = GetPane(pane_window);
3506     hint.name = wxT("__HINT__");
3507     hint.PaneBorder(true);
3508     hint.Show();
3509
3510     if (!hint.IsOk())
3511         return rect;
3512
3513     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3514
3515     // remove any pane already there which bears the same window;
3516     // this happens when you are moving a pane around in a dock
3517     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
3518     {
3519         if (panes.Item(i).window == pane_window)
3520         {
3521             RemovePaneFromDocks(docks, panes.Item(i));
3522             panes.RemoveAt(i);
3523             break;
3524         }
3525     }
3526
3527     // find out where the new pane would be
3528     if (!DoDrop(docks, panes, hint, pt, offset))
3529     {
3530         return rect;
3531     }
3532
3533     panes.Add(hint);
3534
3535     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
3536     wxSize client_size = m_frame->GetClientSize();
3537     sizer->SetDimension(0, 0, client_size.x, client_size.y);
3538     sizer->Layout();
3539
3540     for (i = 0, part_count = uiparts.GetCount();
3541          i < part_count; ++i)
3542     {
3543         wxAuiDockUIPart& part = uiparts.Item(i);
3544
3545         if (part.type == wxAuiDockUIPart::typePaneBorder &&
3546             part.pane && part.pane->name == wxT("__HINT__"))
3547         {
3548             rect = wxRect(part.sizer_item->GetPosition(),
3549                           part.sizer_item->GetSize());
3550             break;
3551         }
3552     }
3553
3554     delete sizer;
3555
3556     if (rect.IsEmpty())
3557     {
3558         return rect;
3559     }
3560
3561     // actually show the hint rectangle on the screen
3562     m_frame->ClientToScreen(&rect.x, &rect.y);
3563
3564     if ( m_frame->GetLayoutDirection() == wxLayout_RightToLeft )
3565     {
3566         // Mirror rectangle in RTL mode
3567         rect.x -= rect.GetWidth();
3568     }
3569
3570     return rect;
3571 }
3572
3573 // DrawHintRect() calculates the hint rectangle by calling
3574 // CalculateHintRect().  If there is a rectangle, it shows it
3575 // by calling ShowHint(), otherwise it hides any hint
3576 // rectangle currently shown
3577 void wxAuiManager::DrawHintRect(wxWindow* pane_window,
3578                                 const wxPoint& pt,
3579                                 const wxPoint& offset)
3580 {
3581     wxRect rect = CalculateHintRect(pane_window, pt, offset);
3582
3583     if (rect.IsEmpty())
3584     {
3585         HideHint();
3586     }
3587     else
3588     {
3589         ShowHint(rect);
3590     }
3591 }
3592
3593 void wxAuiManager::OnFloatingPaneMoveStart(wxWindow* wnd)
3594 {
3595     // try to find the pane
3596     wxAuiPaneInfo& pane = GetPane(wnd);
3597     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3598
3599     if(!pane.frame)
3600         return;
3601
3602     if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3603         pane.frame->SetTransparent(150);
3604 }
3605
3606 void wxAuiManager::OnFloatingPaneMoving(wxWindow* wnd, wxDirection dir)
3607 {
3608     // try to find the pane
3609     wxAuiPaneInfo& pane = GetPane(wnd);
3610     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3611
3612     if(!pane.frame)
3613         return;
3614
3615     wxPoint pt = ::wxGetMousePosition();
3616
3617 #if 0
3618     // Adapt pt to direction
3619     if (dir == wxNORTH)
3620     {
3621         // move to pane's upper border
3622         wxPoint pos( 0,0 );
3623         pos = wnd->ClientToScreen( pos );
3624         pt.y = pos.y;
3625         // and some more pixels for the title bar
3626         pt.y -= 5;
3627     }
3628     else if (dir == wxWEST)
3629     {
3630         // move to pane's left border
3631         wxPoint pos( 0,0 );
3632         pos = wnd->ClientToScreen( pos );
3633         pt.x = pos.x;
3634     }
3635     else if (dir == wxEAST)
3636     {
3637         // move to pane's right border
3638         wxPoint pos( wnd->GetSize().x, 0 );
3639         pos = wnd->ClientToScreen( pos );
3640         pt.x = pos.x;
3641     }
3642     else if (dir == wxSOUTH)
3643     {
3644         // move to pane's bottom border
3645         wxPoint pos( 0, wnd->GetSize().y );
3646         pos = wnd->ClientToScreen( pos );
3647         pt.y = pos.y;
3648     }
3649 #else
3650     wxUnusedVar(dir);
3651 #endif
3652
3653     wxPoint client_pt = m_frame->ScreenToClient(pt);
3654
3655     // calculate the offset from the upper left-hand corner
3656     // of the frame to the mouse pointer
3657     wxPoint frame_pos = pane.frame->GetPosition();
3658     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3659
3660     // no hint for toolbar floating windows
3661     if (pane.IsToolbar() && m_action == actionDragFloatingPane)
3662     {
3663         wxAuiDockInfoArray docks;
3664         wxAuiPaneInfoArray panes;
3665         wxAuiDockUIPartArray uiparts;
3666         wxAuiPaneInfo hint = pane;
3667
3668         CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3669
3670         // find out where the new pane would be
3671         if (!DoDrop(docks, panes, hint, client_pt))
3672             return;
3673         if (hint.IsFloating())
3674             return;
3675
3676         pane = hint;
3677         m_action = actionDragToolbarPane;
3678         m_action_window = pane.window;
3679
3680         Update();
3681
3682         return;
3683     }
3684
3685
3686     // if a key modifier is pressed while dragging the frame,
3687     // don't dock the window
3688     if (!CanDockPanel(pane))
3689     {
3690         HideHint();
3691         return;
3692     }
3693
3694
3695     DrawHintRect(wnd, client_pt, action_offset);
3696
3697 #ifdef __WXGTK__
3698     // this cleans up some screen artifacts that are caused on GTK because
3699     // we aren't getting the exact size of the window (see comment
3700     // in DrawHintRect)
3701     //Refresh();
3702 #endif
3703
3704
3705     // reduces flicker
3706     m_frame->Update();
3707 }
3708
3709 void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
3710 {
3711     // try to find the pane
3712     wxAuiPaneInfo& pane = GetPane(wnd);
3713     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3714
3715     if(!pane.frame)
3716         return;
3717
3718     wxPoint pt = ::wxGetMousePosition();
3719
3720 #if 0
3721     // Adapt pt to direction
3722     if (dir == wxNORTH)
3723     {
3724         // move to pane's upper border
3725         wxPoint pos( 0,0 );
3726         pos = wnd->ClientToScreen( pos );
3727         pt.y = pos.y;
3728         // and some more pixels for the title bar
3729         pt.y -= 10;
3730     }
3731     else if (dir == wxWEST)
3732     {
3733         // move to pane's left border
3734         wxPoint pos( 0,0 );
3735         pos = wnd->ClientToScreen( pos );
3736         pt.x = pos.x;
3737     }
3738     else if (dir == wxEAST)
3739     {
3740         // move to pane's right border
3741         wxPoint pos( wnd->GetSize().x, 0 );
3742         pos = wnd->ClientToScreen( pos );
3743         pt.x = pos.x;
3744     }
3745     else if (dir == wxSOUTH)
3746     {
3747         // move to pane's bottom border
3748         wxPoint pos( 0, wnd->GetSize().y );
3749         pos = wnd->ClientToScreen( pos );
3750         pt.y = pos.y;
3751     }
3752 #else
3753     wxUnusedVar(dir);
3754 #endif
3755
3756     wxPoint client_pt = m_frame->ScreenToClient(pt);
3757
3758     // calculate the offset from the upper left-hand corner
3759     // of the frame to the mouse pointer
3760     wxPoint frame_pos = pane.frame->GetPosition();
3761     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3762
3763     // if a key modifier is pressed while dragging the frame,
3764     // don't dock the window
3765     if (CanDockPanel(pane))
3766     {
3767         // do the drop calculation
3768         DoDrop(m_docks, m_panes, pane, client_pt, action_offset);
3769     }
3770
3771     // if the pane is still floating, update it's floating
3772     // position (that we store)
3773     if (pane.IsFloating())
3774     {
3775         pane.floating_pos = pane.frame->GetPosition();
3776
3777         if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3778             pane.frame->SetTransparent(255);
3779     }
3780     else if (m_has_maximized)
3781     {
3782         RestoreMaximizedPane();
3783     }
3784
3785     Update();
3786
3787     HideHint();
3788 }
3789
3790 void wxAuiManager::OnFloatingPaneResized(wxWindow* wnd, const wxSize& size)
3791 {
3792     // try to find the pane
3793     wxAuiPaneInfo& pane = GetPane(wnd);
3794     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3795
3796     pane.floating_size = size;
3797 }
3798
3799
3800 void wxAuiManager::OnFloatingPaneClosed(wxWindow* wnd, wxCloseEvent& evt)
3801 {
3802     // try to find the pane
3803     wxAuiPaneInfo& pane = GetPane(wnd);
3804     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3805
3806
3807     // fire pane close event
3808     wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
3809     e.SetPane(&pane);
3810     e.SetCanVeto(evt.CanVeto());
3811     ProcessMgrEvent(e);
3812
3813     if (e.GetVeto())
3814     {
3815         evt.Veto();
3816         return;
3817     }
3818     else
3819     {
3820         // close the pane, but check that it
3821         // still exists in our pane array first
3822         // (the event handler above might have removed it)
3823
3824         wxAuiPaneInfo& check = GetPane(wnd);
3825         if (check.IsOk())
3826         {
3827             ClosePane(pane);
3828         }
3829     }
3830 }
3831
3832
3833
3834 void wxAuiManager::OnFloatingPaneActivated(wxWindow* wnd)
3835 {
3836     if ((GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE) && GetPane(wnd).IsOk())
3837     {
3838         SetActivePane(m_panes, wnd);
3839         Repaint();
3840     }
3841 }
3842
3843 // OnRender() draws all of the pane captions, sashes,
3844 // backgrounds, captions, grippers, pane borders and buttons.
3845 // It renders the entire user interface.
3846
3847 void wxAuiManager::OnRender(wxAuiManagerEvent& evt)
3848 {
3849     // if the frame is about to be deleted, don't bother
3850     if (!m_frame || wxPendingDelete.Member(m_frame))
3851         return;
3852
3853     wxDC* dc = evt.GetDC();
3854
3855 #ifdef __WXMAC__
3856     dc->Clear() ;
3857 #endif
3858     int i, part_count;
3859     for (i = 0, part_count = m_uiparts.GetCount();
3860          i < part_count; ++i)
3861     {
3862         wxAuiDockUIPart& part = m_uiparts.Item(i);
3863
3864         // don't draw hidden pane items or items that aren't windows
3865         if (part.sizer_item && ((!part.sizer_item->IsWindow() && !part.sizer_item->IsSpacer() && !part.sizer_item->IsSizer()) || !part.sizer_item->IsShown()))
3866             continue;
3867
3868         switch (part.type)
3869         {
3870             case wxAuiDockUIPart::typeDockSizer:
3871             case wxAuiDockUIPart::typePaneSizer:
3872                 m_art->DrawSash(*dc, m_frame, part.orientation, part.rect);
3873                 break;
3874             case wxAuiDockUIPart::typeBackground:
3875                 m_art->DrawBackground(*dc, m_frame, part.orientation, part.rect);
3876                 break;
3877             case wxAuiDockUIPart::typeCaption:
3878                 m_art->DrawCaption(*dc, m_frame, part.pane->caption, part.rect, *part.pane);
3879                 break;
3880             case wxAuiDockUIPart::typeGripper:
3881                 m_art->DrawGripper(*dc, m_frame, part.rect, *part.pane);
3882                 break;
3883             case wxAuiDockUIPart::typePaneBorder:
3884                 m_art->DrawBorder(*dc, m_frame, part.rect, *part.pane);
3885                 break;
3886             case wxAuiDockUIPart::typePaneButton:
3887                 m_art->DrawPaneButton(*dc, m_frame, part.button->button_id,
3888                         wxAUI_BUTTON_STATE_NORMAL, part.rect, *part.pane);
3889                 break;
3890         }
3891     }
3892 }
3893
3894
3895 // Render() fire a render event, which is normally handled by
3896 // wxAuiManager::OnRender().  This allows the render function to
3897 // be overridden via the render event.  This can be useful for paintin
3898 // custom graphics in the main window. Default behavior can be
3899 // invoked in the overridden function by calling OnRender()
3900
3901 void wxAuiManager::Render(wxDC* dc)
3902 {
3903     wxAuiManagerEvent e(wxEVT_AUI_RENDER);
3904     e.SetManager(this);
3905     e.SetDC(dc);
3906     ProcessMgrEvent(e);
3907 }
3908
3909 void wxAuiManager::Repaint(wxDC* dc)
3910 {
3911 #ifdef __WXMAC__
3912     if ( dc == NULL )
3913     {
3914         m_frame->Refresh() ;
3915         m_frame->Update() ;
3916         return ;
3917     }
3918 #endif
3919     int w, h;
3920     m_frame->GetClientSize(&w, &h);
3921
3922     // figure out which dc to use; if one
3923     // has been specified, use it, otherwise
3924     // make a client dc
3925     wxClientDC* client_dc = NULL;
3926     if (!dc)
3927     {
3928         client_dc = new wxClientDC(m_frame);
3929         dc = client_dc;
3930     }
3931
3932     // if the frame has a toolbar, the client area
3933     // origin will not be (0,0).
3934     wxPoint pt = m_frame->GetClientAreaOrigin();
3935     if (pt.x != 0 || pt.y != 0)
3936         dc->SetDeviceOrigin(pt.x, pt.y);
3937
3938     // render all the items
3939     Render(dc);
3940
3941     // if we created a client_dc, delete it
3942     if (client_dc)
3943         delete client_dc;
3944 }
3945
3946 void wxAuiManager::OnPaint(wxPaintEvent& WXUNUSED(event))
3947 {
3948     wxPaintDC dc(m_frame);
3949     Repaint(&dc);
3950 }
3951
3952 void wxAuiManager::OnEraseBackground(wxEraseEvent& event)
3953 {
3954 #ifdef __WXMAC__
3955     event.Skip() ;
3956 #else
3957     wxUnusedVar(event);
3958 #endif
3959 }
3960
3961 void wxAuiManager::OnSize(wxSizeEvent& event)
3962 {
3963     if (m_frame)
3964     {
3965         DoFrameLayout();
3966         Repaint();
3967
3968 #if wxUSE_MDI
3969         if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
3970         {
3971             // for MDI parent frames, this event must not
3972             // be "skipped".  In other words, the parent frame
3973             // must not be allowed to resize the client window
3974             // after we are finished processing sizing changes
3975             return;
3976         }
3977 #endif
3978     }
3979     event.Skip();
3980 }
3981
3982 void wxAuiManager::OnFindManager(wxAuiManagerEvent& evt)
3983 {
3984     // get the window we are managing, if none, return NULL
3985     wxWindow* window = GetManagedWindow();
3986     if (!window)
3987     {
3988         evt.SetManager(NULL);
3989         return;
3990     }
3991
3992     // if we are managing a child frame, get the 'real' manager
3993     if (window->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
3994     {
3995         wxAuiFloatingFrame* float_frame = static_cast<wxAuiFloatingFrame*>(window);
3996         evt.SetManager(float_frame->GetOwnerManager());
3997         return;
3998     }
3999
4000     // return pointer to ourself
4001     evt.SetManager(this);
4002 }
4003
4004 void wxAuiManager::OnSetCursor(wxSetCursorEvent& event)
4005 {
4006     // determine cursor
4007     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4008     wxCursor cursor = wxNullCursor;
4009
4010     if (part)
4011     {
4012         if (part->type == wxAuiDockUIPart::typeDockSizer ||
4013             part->type == wxAuiDockUIPart::typePaneSizer)
4014         {
4015             // a dock may not be resized if it has a single
4016             // pane which is not resizable
4017             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
4018                 part->dock->panes.GetCount() == 1 &&
4019                 part->dock->panes.Item(0)->IsFixed())
4020                     return;
4021
4022             // panes that may not be resized do not get a sizing cursor
4023             if (part->pane && part->pane->IsFixed())
4024                 return;
4025
4026             if (part->orientation == wxVERTICAL)
4027                 cursor = wxCursor(wxCURSOR_SIZEWE);
4028             else
4029                 cursor = wxCursor(wxCURSOR_SIZENS);
4030         }
4031         else if (part->type == wxAuiDockUIPart::typeGripper)
4032         {
4033             cursor = wxCursor(wxCURSOR_SIZING);
4034         }
4035     }
4036
4037     event.SetCursor(cursor);
4038 }
4039
4040
4041
4042 void wxAuiManager::UpdateButtonOnScreen(wxAuiDockUIPart* button_ui_part,
4043                                         const wxMouseEvent& event)
4044 {
4045     wxAuiDockUIPart* hit_test = HitTest(event.GetX(), event.GetY());
4046     if (!hit_test || !button_ui_part)
4047         return;
4048
4049     int state = wxAUI_BUTTON_STATE_NORMAL;
4050
4051     if (hit_test == button_ui_part)
4052     {
4053         if (event.LeftDown())
4054             state = wxAUI_BUTTON_STATE_PRESSED;
4055         else
4056             state = wxAUI_BUTTON_STATE_HOVER;
4057     }
4058     else
4059     {
4060         if (event.LeftDown())
4061             state = wxAUI_BUTTON_STATE_HOVER;
4062     }
4063
4064     // now repaint the button with hover state
4065     wxClientDC cdc(m_frame);
4066
4067     // if the frame has a toolbar, the client area
4068     // origin will not be (0,0).
4069     wxPoint pt = m_frame->GetClientAreaOrigin();
4070     if (pt.x != 0 || pt.y != 0)
4071         cdc.SetDeviceOrigin(pt.x, pt.y);
4072
4073     if (hit_test->pane)
4074     {
4075         m_art->DrawPaneButton(cdc, m_frame,
4076                   button_ui_part->button->button_id,
4077                   state,
4078                   button_ui_part->rect,
4079                   *hit_test->pane);
4080     }
4081 }
4082
4083 void wxAuiManager::OnLeftDown(wxMouseEvent& event)
4084 {
4085     m_currentDragItem = -1;
4086
4087     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4088     if (part)
4089     {
4090         if (part->type == wxAuiDockUIPart::typeDockSizer ||
4091             part->type == wxAuiDockUIPart::typePaneSizer)
4092         {
4093             // Removing this restriction so that a centre pane can be resized
4094             //if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
4095             //    return;
4096
4097             // a dock may not be resized if it has a single
4098             // pane which is not resizable
4099             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
4100                 part->dock->panes.GetCount() == 1 &&
4101                 part->dock->panes.Item(0)->IsFixed())
4102                     return;
4103
4104             // panes that may not be resized should be ignored here
4105             if (part->pane && part->pane->IsFixed())
4106                 return;
4107
4108             m_action = actionResize;
4109             m_action_part = part;
4110             m_action_hintrect = wxRect();
4111             m_action_start = wxPoint(event.m_x, event.m_y);
4112             m_action_offset = wxPoint(event.m_x - part->rect.x,
4113                                       event.m_y - part->rect.y);
4114             m_frame->CaptureMouse();
4115         }
4116         else if (part->type == wxAuiDockUIPart::typePaneButton)
4117         {
4118             m_action = actionClickButton;
4119             m_action_part = part;
4120             m_action_start = wxPoint(event.m_x, event.m_y);
4121             m_frame->CaptureMouse();
4122
4123             UpdateButtonOnScreen(part, event);
4124         }
4125         else if (part->type == wxAuiDockUIPart::typeCaption ||
4126                   part->type == wxAuiDockUIPart::typeGripper)
4127         {
4128             // if we are managing a wxAuiFloatingFrame window, then
4129             // we are an embedded wxAuiManager inside the wxAuiFloatingFrame.
4130             // We want to initiate a toolbar drag in our owner manager
4131             wxWindow* managed_wnd = GetManagedWindow();
4132
4133             if (part->pane &&
4134                 part->pane->window &&
4135                 managed_wnd &&
4136                 managed_wnd->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
4137             {
4138                 wxAuiFloatingFrame* floating_frame = (wxAuiFloatingFrame*)managed_wnd;
4139                 wxAuiManager* owner_mgr = floating_frame->GetOwnerManager();
4140                 owner_mgr->StartPaneDrag(part->pane->window,
4141                                              wxPoint(event.m_x - part->rect.x,
4142                                                      event.m_y - part->rect.y));
4143                 return;
4144             }
4145
4146
4147
4148             if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4149             {
4150                 // set the caption as active
4151                 SetActivePane(m_panes, part->pane->window);
4152                 Repaint();
4153             }
4154
4155             if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
4156                 return;
4157
4158             m_action = actionClickCaption;
4159             m_action_part = part;
4160             m_action_start = wxPoint(event.m_x, event.m_y);
4161             m_action_offset = wxPoint(event.m_x - part->rect.x,
4162                                       event.m_y - part->rect.y);
4163             m_frame->CaptureMouse();
4164         }
4165 #ifdef __WXMAC__
4166         else
4167         {
4168             event.Skip();
4169         }
4170 #endif
4171     }
4172 #ifdef __WXMAC__
4173     else
4174     {
4175         event.Skip();
4176     }
4177 #else
4178     event.Skip();
4179 #endif
4180 }
4181
4182 /// Ends a resize action, or for live update, resizes the sash
4183 bool wxAuiManager::DoEndResizeAction(wxMouseEvent& event)
4184 {
4185     // resize the dock or the pane
4186     if (m_action_part && m_action_part->type==wxAuiDockUIPart::typeDockSizer)
4187     {
4188         // first, we must calculate the maximum size the dock may be
4189         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4190
4191         int used_width = 0, used_height = 0;
4192
4193         wxSize client_size = m_frame->GetClientSize();
4194
4195         size_t dock_i, dock_count = m_docks.GetCount();
4196         for (dock_i = 0; dock_i < dock_count; ++dock_i)
4197         {
4198             wxAuiDockInfo& dock = m_docks.Item(dock_i);
4199             if (dock.dock_direction == wxAUI_DOCK_TOP ||
4200                 dock.dock_direction == wxAUI_DOCK_BOTTOM)
4201             {
4202                 used_height += dock.size;
4203             }
4204             if (dock.dock_direction == wxAUI_DOCK_LEFT ||
4205                 dock.dock_direction == wxAUI_DOCK_RIGHT)
4206             {
4207                 used_width += dock.size;
4208             }
4209             if (dock.resizable)
4210                 used_width += sash_size;
4211         }
4212
4213
4214         int available_width = client_size.GetWidth() - used_width;
4215         int available_height = client_size.GetHeight() - used_height;
4216
4217
4218 #if wxUSE_STATUSBAR
4219         // if there's a status control, the available
4220         // height decreases accordingly
4221         if (m_frame && m_frame->IsKindOf(CLASSINFO(wxFrame)))
4222         {
4223             wxFrame* frame = static_cast<wxFrame*>(m_frame);
4224             wxStatusBar* status = frame->GetStatusBar();
4225             if (status)
4226             {
4227                 wxSize status_client_size = status->GetClientSize();
4228                 available_height -= status_client_size.GetHeight();
4229             }
4230         }
4231 #endif
4232
4233         wxRect& rect = m_action_part->dock->rect;
4234
4235         wxPoint new_pos(event.m_x - m_action_offset.x,
4236             event.m_y - m_action_offset.y);
4237         int new_size, old_size = m_action_part->dock->size;
4238
4239         switch (m_action_part->dock->dock_direction)
4240         {
4241         case wxAUI_DOCK_LEFT:
4242             new_size = new_pos.x - rect.x;
4243             if (new_size-old_size > available_width)
4244                 new_size = old_size+available_width;
4245             m_action_part->dock->size = new_size;
4246             break;
4247         case wxAUI_DOCK_TOP:
4248             new_size = new_pos.y - rect.y;
4249             if (new_size-old_size > available_height)
4250                 new_size = old_size+available_height;
4251             m_action_part->dock->size = new_size;
4252             break;
4253         case wxAUI_DOCK_RIGHT:
4254             new_size = rect.x + rect.width - new_pos.x -
4255                        m_action_part->rect.GetWidth();
4256             if (new_size-old_size > available_width)
4257                 new_size = old_size+available_width;
4258             m_action_part->dock->size = new_size;
4259             break;
4260         case wxAUI_DOCK_BOTTOM:
4261             new_size = rect.y + rect.height -
4262                 new_pos.y - m_action_part->rect.GetHeight();
4263             if (new_size-old_size > available_height)
4264                 new_size = old_size+available_height;
4265             m_action_part->dock->size = new_size;
4266             break;
4267         }
4268
4269         Update();
4270         Repaint(NULL);
4271     }
4272     else if (m_action_part &&
4273         m_action_part->type == wxAuiDockUIPart::typePaneSizer)
4274     {
4275         wxAuiDockInfo& dock = *m_action_part->dock;
4276         wxAuiPaneInfo& pane = *m_action_part->pane;
4277
4278         int total_proportion = 0;
4279         int dock_pixels = 0;
4280         int new_pixsize = 0;
4281
4282         int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
4283         int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
4284         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4285
4286         wxPoint new_pos(event.m_x - m_action_offset.x,
4287             event.m_y - m_action_offset.y);
4288
4289         // determine the pane rectangle by getting the pane part
4290         wxAuiDockUIPart* pane_part = GetPanePart(pane.window);
4291         wxASSERT_MSG(pane_part,
4292             wxT("Pane border part not found -- shouldn't happen"));
4293
4294         // determine the new pixel size that the user wants;
4295         // this will help us recalculate the pane's proportion
4296         if (dock.IsHorizontal())
4297             new_pixsize = new_pos.x - pane_part->rect.x;
4298         else
4299             new_pixsize = new_pos.y - pane_part->rect.y;
4300
4301         // determine the size of the dock, based on orientation
4302         if (dock.IsHorizontal())
4303             dock_pixels = dock.rect.GetWidth();
4304         else
4305             dock_pixels = dock.rect.GetHeight();
4306
4307         // determine the total proportion of all resizable panes,
4308         // and the total size of the dock minus the size of all
4309         // the fixed panes
4310         int i, dock_pane_count = dock.panes.GetCount();
4311         int pane_position = -1;
4312         for (i = 0; i < dock_pane_count; ++i)
4313         {
4314             wxAuiPaneInfo& p = *dock.panes.Item(i);
4315             if (p.window == pane.window)
4316                 pane_position = i;
4317
4318             // while we're at it, subtract the pane sash
4319             // width from the dock width, because this would
4320             // skew our proportion calculations
4321             if (i > 0)
4322                 dock_pixels -= sash_size;
4323
4324             // also, the whole size (including decorations) of
4325             // all fixed panes must also be subtracted, because they
4326             // are not part of the proportion calculation
4327             if (p.IsFixed())
4328             {
4329                 if (dock.IsHorizontal())
4330                     dock_pixels -= p.best_size.x;
4331                 else
4332                     dock_pixels -= p.best_size.y;
4333             }
4334             else
4335             {
4336                 total_proportion += p.dock_proportion;
4337             }
4338         }
4339
4340         // new size can never be more than the number of dock pixels
4341         if (new_pixsize > dock_pixels)
4342             new_pixsize = dock_pixels;
4343
4344
4345         // find a pane in our dock to 'steal' space from or to 'give'
4346         // space to -- this is essentially what is done when a pane is
4347         // resized; the pane should usually be the first non-fixed pane
4348         // to the right of the action pane
4349         int borrow_pane = -1;
4350         for (i = pane_position+1; i < dock_pane_count; ++i)
4351         {
4352             wxAuiPaneInfo& p = *dock.panes.Item(i);
4353             if (!p.IsFixed())
4354             {
4355                 borrow_pane = i;
4356                 break;
4357             }
4358         }
4359
4360
4361         // demand that the pane being resized is found in this dock
4362         // (this assert really never should be raised)
4363         wxASSERT_MSG(pane_position != -1, wxT("Pane not found in dock"));
4364
4365         // prevent division by zero
4366         if (dock_pixels == 0 || total_proportion == 0 || borrow_pane == -1)
4367         {
4368             m_action = actionNone;
4369             return false;
4370         }
4371
4372         // calculate the new proportion of the pane
4373         int new_proportion = (new_pixsize*total_proportion)/dock_pixels;
4374
4375         // default minimum size
4376         int min_size = 0;
4377
4378         // check against the pane's minimum size, if specified. please note
4379         // that this is not enough to ensure that the minimum size will
4380         // not be violated, because the whole frame might later be shrunk,
4381         // causing the size of the pane to violate it's minimum size
4382         if (pane.min_size.IsFullySpecified())
4383         {
4384             min_size = 0;
4385
4386             if (pane.HasBorder())
4387                 min_size += (pane_border_size*2);
4388
4389             // calculate minimum size with decorations (border,caption)
4390             if (pane_part->orientation == wxVERTICAL)
4391             {
4392                 min_size += pane.min_size.y;
4393                 if (pane.HasCaption())
4394                     min_size += caption_size;
4395             }
4396             else
4397             {
4398                 min_size += pane.min_size.x;
4399             }
4400         }
4401
4402
4403         // for some reason, an arithmatic error somewhere is causing
4404         // the proportion calculations to always be off by 1 pixel;
4405         // for now we will add the 1 pixel on, but we really should
4406         // determine what's causing this.
4407         min_size++;
4408
4409         int min_proportion = (min_size*total_proportion)/dock_pixels;
4410
4411         if (new_proportion < min_proportion)
4412             new_proportion = min_proportion;
4413
4414
4415
4416         int prop_diff = new_proportion - pane.dock_proportion;
4417
4418         // borrow the space from our neighbor pane to the
4419         // right or bottom (depending on orientation);
4420         // also make sure we don't make the neighbor too small
4421         int prop_borrow = dock.panes.Item(borrow_pane)->dock_proportion;
4422
4423         if (prop_borrow - prop_diff < 0)
4424         {
4425             // borrowing from other pane would make it too small,
4426             // so cancel the resize operation
4427             prop_borrow = min_proportion;
4428         }
4429          else
4430         {
4431             prop_borrow -= prop_diff;
4432         }
4433
4434
4435         dock.panes.Item(borrow_pane)->dock_proportion = prop_borrow;
4436         pane.dock_proportion = new_proportion;
4437
4438
4439         // repaint
4440         Update();
4441         Repaint(NULL);
4442     }
4443
4444     return true;
4445 }
4446
4447 void wxAuiManager::OnLeftUp(wxMouseEvent& event)
4448 {
4449     if (m_action == actionResize)
4450     {
4451         m_frame->ReleaseMouse();
4452
4453         if (!wxAuiManager_HasLiveResize(*this))
4454         {
4455             // get rid of the hint rectangle
4456             wxScreenDC dc;
4457             DrawResizeHint(dc, m_action_hintrect);
4458         }
4459         if (m_currentDragItem != -1 && wxAuiManager_HasLiveResize(*this))
4460             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4461
4462         DoEndResizeAction(event);
4463
4464         m_currentDragItem = -1;
4465
4466     }
4467     else if (m_action == actionClickButton)
4468     {
4469         m_hover_button = NULL;
4470         m_frame->ReleaseMouse();
4471
4472         if (m_action_part)
4473         {
4474             UpdateButtonOnScreen(m_action_part, event);
4475
4476             // make sure we're still over the item that was originally clicked
4477             if (m_action_part == HitTest(event.GetX(), event.GetY()))
4478             {
4479                 // fire button-click event
4480                 wxAuiManagerEvent e(wxEVT_AUI_PANE_BUTTON);
4481                 e.SetManager(this);
4482                 e.SetPane(m_action_part->pane);
4483                 e.SetButton(m_action_part->button->button_id);
4484                 ProcessMgrEvent(e);
4485             }
4486         }
4487     }
4488     else if (m_action == actionClickCaption)
4489     {
4490         m_frame->ReleaseMouse();
4491     }
4492     else if (m_action == actionDragFloatingPane)
4493     {
4494         m_frame->ReleaseMouse();
4495     }
4496     else if (m_action == actionDragToolbarPane)
4497     {
4498         m_frame->ReleaseMouse();
4499
4500         wxAuiPaneInfo& pane = GetPane(m_action_window);
4501         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4502
4503         // save the new positions
4504         wxAuiDockInfoPtrArray docks;
4505         FindDocks(m_docks, pane.dock_direction,
4506                   pane.dock_layer, pane.dock_row, docks);
4507         if (docks.GetCount() == 1)
4508         {
4509             wxAuiDockInfo& dock = *docks.Item(0);
4510
4511             wxArrayInt pane_positions, pane_sizes;
4512             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
4513
4514             int i, dock_pane_count = dock.panes.GetCount();
4515             for (i = 0; i < dock_pane_count; ++i)
4516                 dock.panes.Item(i)->dock_pos = pane_positions[i];
4517         }
4518
4519         pane.state &= ~wxAuiPaneInfo::actionPane;
4520         Update();
4521     }
4522     else
4523     {
4524         event.Skip();
4525     }
4526
4527     m_action = actionNone;
4528     m_last_mouse_move = wxPoint(); // see comment in OnMotion()
4529 }
4530
4531
4532 void wxAuiManager::OnMotion(wxMouseEvent& event)
4533 {
4534     // sometimes when Update() is called from inside this method,
4535     // a spurious mouse move event is generated; this check will make
4536     // sure that only real mouse moves will get anywhere in this method;
4537     // this appears to be a bug somewhere, and I don't know where the
4538     // mouse move event is being generated.  only verified on MSW
4539
4540     wxPoint mouse_pos = event.GetPosition();
4541     if (m_last_mouse_move == mouse_pos)
4542         return;
4543     m_last_mouse_move = mouse_pos;
4544
4545
4546     if (m_action == actionResize)
4547     {
4548         // It's necessary to reset m_action_part since it destroyed
4549         // by the Update within DoEndResizeAction.
4550         if (m_currentDragItem != -1)
4551             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4552         else
4553             m_currentDragItem = m_uiparts.Index(* m_action_part);
4554
4555         if (m_action_part)
4556         {
4557             wxPoint pos = m_action_part->rect.GetPosition();
4558             if (m_action_part->orientation == wxHORIZONTAL)
4559                 pos.y = wxMax(0, event.m_y - m_action_offset.y);
4560             else
4561                 pos.x = wxMax(0, event.m_x - m_action_offset.x);
4562
4563             if (wxAuiManager_HasLiveResize(*this))
4564             {
4565                 m_frame->ReleaseMouse();
4566                 DoEndResizeAction(event);
4567                 m_frame->CaptureMouse();
4568             }
4569             else
4570             {
4571                 wxRect rect(m_frame->ClientToScreen(pos),
4572                     m_action_part->rect.GetSize());
4573                 wxScreenDC dc;
4574
4575                 if (!m_action_hintrect.IsEmpty())
4576                 {
4577                     // remove old resize hint
4578                     DrawResizeHint(dc, m_action_hintrect);
4579                     m_action_hintrect = wxRect();
4580                 }
4581
4582                 // draw new resize hint, if it's inside the managed frame
4583                 wxRect frame_screen_rect = m_frame->GetScreenRect();
4584                 if (frame_screen_rect.Contains(rect))
4585                 {
4586                     DrawResizeHint(dc, rect);
4587                     m_action_hintrect = rect;
4588                 }
4589             }
4590         }
4591     }
4592     else if (m_action == actionClickCaption)
4593     {
4594         int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
4595         int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
4596
4597         // caption has been clicked.  we need to check if the mouse
4598         // is now being dragged. if it is, we need to change the
4599         // mouse action to 'drag'
4600         if (m_action_part &&
4601             (abs(event.m_x - m_action_start.x) > drag_x_threshold ||
4602              abs(event.m_y - m_action_start.y) > drag_y_threshold))
4603         {
4604             wxAuiPaneInfo* pane_info = m_action_part->pane;
4605
4606             if (!pane_info->IsToolbar())
4607             {
4608                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4609                     pane_info->IsFloatable())
4610                 {
4611                     m_action = actionDragFloatingPane;
4612
4613                     // set initial float position
4614                     wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4615                     pane_info->floating_pos = wxPoint(pt.x - m_action_offset.x,
4616                                                       pt.y - m_action_offset.y);
4617
4618                     // float the window
4619                     if (pane_info->IsMaximized())
4620                         RestorePane(*pane_info);
4621                     pane_info->Float();
4622                     Update();
4623
4624                     m_action_window = pane_info->frame;
4625
4626                     // action offset is used here to make it feel "natural" to the user
4627                     // to drag a docked pane and suddenly have it become a floating frame.
4628                     // Sometimes, however, the offset where the user clicked on the docked
4629                     // caption is bigger than the width of the floating frame itself, so
4630                     // in that case we need to set the action offset to a sensible value
4631                     wxSize frame_size = m_action_window->GetSize();
4632                     if (frame_size.x <= m_action_offset.x)
4633                         m_action_offset.x = 30;
4634                 }
4635             }
4636             else
4637             {
4638                 m_action = actionDragToolbarPane;
4639                 m_action_window = pane_info->window;
4640             }
4641         }
4642     }
4643     else if (m_action == actionDragFloatingPane)
4644     {
4645         if (m_action_window)
4646         {
4647             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4648             m_action_window->Move(pt.x - m_action_offset.x,
4649                                 pt.y - m_action_offset.y);
4650         }
4651     }
4652     else if (m_action == actionDragToolbarPane)
4653     {
4654         wxAuiPaneInfo& pane = GetPane(m_action_window);
4655         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4656
4657         pane.SetFlag(wxAuiPaneInfo::actionPane, true);
4658
4659         wxPoint pt = event.GetPosition();
4660         DoDrop(m_docks, m_panes, pane, pt, m_action_offset);
4661
4662         // if DoDrop() decided to float the pane, set up
4663         // the floating pane's initial position
4664         if (pane.IsFloating())
4665         {
4666             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4667             pane.floating_pos = wxPoint(pt.x - m_action_offset.x,
4668                                         pt.y - m_action_offset.y);
4669         }
4670
4671         // this will do the actiual move operation;
4672         // in the case that the pane has been floated,
4673         // this call will create the floating pane
4674         // and do the reparenting
4675         Update();
4676
4677         // if the pane has been floated, change the mouse
4678         // action actionDragFloatingPane so that subsequent
4679         // EVT_MOTION() events will move the floating pane
4680         if (pane.IsFloating())
4681         {
4682             pane.state &= ~wxAuiPaneInfo::actionPane;
4683             m_action = actionDragFloatingPane;
4684             m_action_window = pane.frame;
4685         }
4686     }
4687     else
4688     {
4689         wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4690         if (part && part->type == wxAuiDockUIPart::typePaneButton)
4691         {
4692             if (part != m_hover_button)
4693             {
4694                 // make the old button normal
4695                 if (m_hover_button)
4696                 {
4697                     UpdateButtonOnScreen(m_hover_button, event);
4698                     Repaint();
4699                 }
4700
4701                 // mouse is over a button, so repaint the
4702                 // button in hover mode
4703                 UpdateButtonOnScreen(part, event);
4704                 m_hover_button = part;
4705
4706             }
4707         }
4708         else
4709         {
4710             if (m_hover_button)
4711             {
4712                 m_hover_button = NULL;
4713                 Repaint();
4714             }
4715             else
4716             {
4717                 event.Skip();
4718             }
4719         }
4720     }
4721 }
4722
4723 void wxAuiManager::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
4724 {
4725     if (m_hover_button)
4726     {
4727         m_hover_button = NULL;
4728         Repaint();
4729     }
4730 }
4731
4732 void wxAuiManager::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
4733 {
4734     // cancel the operation in progress, if any
4735     if ( m_action != actionNone )
4736     {
4737         m_action = actionNone;
4738         HideHint();
4739     }
4740 }
4741
4742 void wxAuiManager::OnChildFocus(wxChildFocusEvent& event)
4743 {
4744     // when a child pane has it's focus set, we should change the
4745     // pane's active state to reflect this. (this is only true if
4746     // active panes are allowed by the owner)
4747     if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4748     {
4749         wxAuiPaneInfo& pane = GetPane(event.GetWindow());
4750         if (pane.IsOk() && (pane.state & wxAuiPaneInfo::optionActive) == 0)
4751         {
4752             SetActivePane(m_panes, event.GetWindow());
4753             m_frame->Refresh();
4754         }
4755     }
4756
4757     event.Skip();
4758 }
4759
4760
4761 // OnPaneButton() is an event handler that is called
4762 // when a pane button has been pressed.
4763 void wxAuiManager::OnPaneButton(wxAuiManagerEvent& evt)
4764 {
4765     wxASSERT_MSG(evt.pane, wxT("Pane Info passed to wxAuiManager::OnPaneButton must be non-null"));
4766
4767     wxAuiPaneInfo& pane = *(evt.pane);
4768
4769     if (evt.button == wxAUI_BUTTON_CLOSE)
4770     {
4771         // fire pane close event
4772         wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
4773         e.SetManager(this);
4774         e.SetPane(evt.pane);
4775         ProcessMgrEvent(e);
4776
4777         if (!e.GetVeto())
4778         {
4779             // close the pane, but check that it
4780             // still exists in our pane array first
4781             // (the event handler above might have removed it)
4782
4783             wxAuiPaneInfo& check = GetPane(pane.window);
4784             if (check.IsOk())
4785             {
4786                 ClosePane(pane);
4787             }
4788
4789             Update();
4790         }
4791     }
4792     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && !pane.IsMaximized())
4793     {
4794         // fire pane close event
4795         wxAuiManagerEvent e(wxEVT_AUI_PANE_MAXIMIZE);
4796         e.SetManager(this);
4797         e.SetPane(evt.pane);
4798         ProcessMgrEvent(e);
4799
4800         if (!e.GetVeto())
4801         {
4802             MaximizePane(pane);
4803             Update();
4804         }
4805     }
4806     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && pane.IsMaximized())
4807     {
4808         // fire pane close event
4809         wxAuiManagerEvent e(wxEVT_AUI_PANE_RESTORE);
4810         e.SetManager(this);
4811         e.SetPane(evt.pane);
4812         ProcessMgrEvent(e);
4813
4814         if (!e.GetVeto())
4815         {
4816             RestorePane(pane);
4817             Update();
4818         }
4819     }
4820     else if (evt.button == wxAUI_BUTTON_PIN)
4821     {
4822         if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4823             pane.IsFloatable())
4824                 pane.Float();
4825         Update();
4826     }
4827 }
4828
4829 #endif // wxUSE_AUI