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     EVT_TIMER(101, wxAuiManager::OnHintFadeTimer)
 710 END_EVENT_TABLE()
 711
 712
 713 wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
 714 {
 715     m_action = actionNone;
 716     m_action_window = NULL;
 717     m_last_mouse_move = wxPoint();
 718     m_hover_button = NULL;
 719     m_art = new wxAuiDefaultDockArt;
 720     m_hint_wnd = NULL;
 721     m_flags = flags;
 722     m_skipping = false;
 723     m_has_maximized = false;
 724     m_frame = NULL;
 725     m_dock_constraint_x = 0.3;
 726     m_dock_constraint_y = 0.3;
 727     m_reserved = NULL;
 728     m_currentDragItem = -1;
 729
 730     if (managed_wnd)
 731     {
 732         SetManagedWindow(managed_wnd);
 733     }
 734 }
 735
 736 wxAuiManager::~wxAuiManager()
 737 {
 738     // NOTE: It's possible that the windows have already been destroyed by the
 739     // time this dtor is called, so this loop can result in memory access via
 740     // invalid pointers, resulting in a crash.  So it will be disabled while
 741     // waiting for a better solution.
 742 #if 0
 743     for ( size_t i = 0; i < m_panes.size(); i++ )
 744     {
 745         wxAuiPaneInfo& pinfo = m_panes[i];
 746         if (pinfo.window && !pinfo.window->GetParent())
 747             delete pinfo.window;
 748     }
 749 #endif
 750
 751     delete m_art;
 752 }
 753
 754 // creates a floating frame for the windows
 755 wxAuiFloatingFrame* wxAuiManager::CreateFloatingFrame(wxWindow* parent,
 756                                                       const wxAuiPaneInfo& pane_info)
 757 {
 758     return new wxAuiFloatingFrame(parent, this, pane_info);
 759 }
 760
 761 bool wxAuiManager::CanDockPanel(const wxAuiPaneInfo & WXUNUSED(p))
 762 {
 763     // if a key modifier is pressed while dragging the frame,
 764     // don't dock the window
 765     return !(wxGetKeyState(WXK_CONTROL) || wxGetKeyState(WXK_ALT));
 766 }
 767
 768 // GetPane() looks up a wxAuiPaneInfo structure based
 769 // on the supplied window pointer.  Upon failure, GetPane()
 770 // returns an empty wxAuiPaneInfo, a condition which can be checked
 771 // by calling wxAuiPaneInfo::IsOk().
 772 //
 773 // The pane info's structure may then be modified.  Once a pane's
 774 // info is modified, wxAuiManager::Update() must be called to
 775 // realize the changes in the UI.
 776
 777 wxAuiPaneInfo& wxAuiManager::GetPane(wxWindow* window)
 778 {
 779     int i, pane_count;
 780     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 781     {
 782         wxAuiPaneInfo& p = m_panes.Item(i);
 783         if (p.window == window)
 784             return p;
 785     }
 786     return wxAuiNullPaneInfo;
 787 }
 788
 789 // this version of GetPane() looks up a pane based on a
 790 // 'pane name', see above comment for more info
 791 wxAuiPaneInfo& wxAuiManager::GetPane(const wxString& name)
 792 {
 793     int i, pane_count;
 794     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
 795     {
 796         wxAuiPaneInfo& p = m_panes.Item(i);
 797         if (p.name == name)
 798             return p;
 799     }
 800     return wxAuiNullPaneInfo;
 801 }
 802
 803 // GetAllPanes() returns a reference to all the pane info structures
 804 wxAuiPaneInfoArray& wxAuiManager::GetAllPanes()
 805 {
 806     return m_panes;
 807 }
 808
 809 // HitTest() is an internal function which determines
 810 // which UI item the specified coordinates are over
 811 // (x,y) specify a position in client coordinates
 812 wxAuiDockUIPart* wxAuiManager::HitTest(int x, int y)
 813 {
 814     wxAuiDockUIPart* result = NULL;
 815
 816     int i, part_count;
 817     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
 818     {
 819         wxAuiDockUIPart* item = &m_uiparts.Item(i);
 820
 821         // we are not interested in typeDock, because this space
 822         // isn't used to draw anything, just for measurements;
 823         // besides, the entire dock area is covered with other
 824         // rectangles, which we are interested in.
 825         if (item->type == wxAuiDockUIPart::typeDock)
 826             continue;
 827
 828         // if we already have a hit on a more specific item, we are not
 829         // interested in a pane hit.  If, however, we don't already have
 830         // a hit, returning a pane hit is necessary for some operations
 831         if ((item->type == wxAuiDockUIPart::typePane ||
 832             item->type == wxAuiDockUIPart::typePaneBorder) && result)
 833             continue;
 834
 835         // if the point is inside the rectangle, we have a hit
 836         if (item->rect.Contains(x,y))
 837             result = item;
 838     }
 839
 840     return result;
 841 }
 842
 843
 844 // SetFlags() and GetFlags() allow the owner to set various
 845 // options which are global to wxAuiManager
 846 void wxAuiManager::SetFlags(unsigned int flags)
 847 {
 848     // find out if we have to call UpdateHintWindowConfig()
 849     bool update_hint_wnd = false;
 850     unsigned int hint_mask = wxAUI_MGR_TRANSPARENT_HINT |
 851                              wxAUI_MGR_VENETIAN_BLINDS_HINT |
 852                              wxAUI_MGR_RECTANGLE_HINT;
 853     if ((flags & hint_mask) != (m_flags & hint_mask))
 854         update_hint_wnd = true;
 855
 856
 857     // set the new flags
 858     m_flags = flags;
 859
 860     if (update_hint_wnd)
 861     {
 862         UpdateHintWindowConfig();
 863     }
 864 }
 865
 866 unsigned int wxAuiManager::GetFlags() const
 867 {
 868     return m_flags;
 869 }
 870
 871 // Convenience function
 872 bool wxAuiManager_HasLiveResize(wxAuiManager& manager)
 873 {
 874     // With Core Graphics on Mac, it's not possible to show sash feedback,
 875     // so we'll always use live update instead.
 876 #if defined(__WXMAC__)
 877     wxUnusedVar(manager);
 878     return true;
 879 #else
 880     return (manager.GetFlags() & wxAUI_MGR_LIVE_RESIZE) == wxAUI_MGR_LIVE_RESIZE;
 881 #endif
 882 }
 883
 884 // don't use these anymore as they are deprecated
 885 // use Set/GetManagedFrame() instead
 886 void wxAuiManager::SetFrame(wxFrame* frame)
 887 {
 888     SetManagedWindow((wxWindow*)frame);
 889 }
 890
 891 wxFrame* wxAuiManager::GetFrame() const
 892 {
 893     return (wxFrame*)m_frame;
 894 }
 895
 896
 897 // this function will return the aui manager for a given
 898 // window.  The |window| parameter should be any child window
 899 // or grand-child window (and so on) of the frame/window
 900 // managed by wxAuiManager.  The |window| parameter does not
 901 // need to be managed by the manager itself.
 902 wxAuiManager* wxAuiManager::GetManager(wxWindow* window)
 903 {
 904     wxAuiManagerEvent evt(wxEVT_AUI_FIND_MANAGER);
 905     evt.SetManager(NULL);
 906     evt.ResumePropagation(wxEVENT_PROPAGATE_MAX);
 907     if (!window->GetEventHandler()->ProcessEvent(evt))
 908         return NULL;
 909
 910     return evt.GetManager();
 911 }
 912
 913
 914 void wxAuiManager::UpdateHintWindowConfig()
 915 {
 916     // find out if the the system can do transparent frames
 917     bool can_do_transparent = false;
 918
 919     wxWindow* w = m_frame;
 920     while (w)
 921     {
 922         if (w->IsKindOf(CLASSINFO(wxFrame)))
 923         {
 924             wxFrame* f = static_cast<wxFrame*>(w);
 925             can_do_transparent = f->CanSetTransparent();
 926
 927             break;
 928         }
 929
 930         w = w->GetParent();
 931     }
 932
 933     // if there is an existing hint window, delete it
 934     if (m_hint_wnd)
 935     {
 936         m_hint_wnd->Destroy();
 937         m_hint_wnd = NULL;
 938     }
 939
 940     m_hint_fademax = 50;
 941     m_hint_wnd = NULL;
 942
 943     if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) && can_do_transparent)
 944     {
 945         // Make a window to use for a transparent hint
 946         #if defined(__WXMSW__) || defined(__WXGTK__)
 947             m_hint_wnd = new wxFrame(m_frame, wxID_ANY, wxEmptyString,
 948                                      wxDefaultPosition, wxSize(1,1),
 949                                          wxFRAME_TOOL_WINDOW |
 950                                          wxFRAME_FLOAT_ON_PARENT |
 951                                          wxFRAME_NO_TASKBAR |
 952                                          wxNO_BORDER);
 953
 954             m_hint_wnd->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_ACTIVECAPTION));
 955         #elif defined(__WXMAC__)
 956             // Using a miniframe with float and tool styles keeps the parent
 957             // frame activated and highlighted as such...
 958             m_hint_wnd = new wxMiniFrame(m_frame, wxID_ANY, wxEmptyString,
 959                                          wxDefaultPosition, wxSize(1,1),
 960                                          wxFRAME_FLOAT_ON_PARENT
 961                                          | wxFRAME_TOOL_WINDOW );
 962             m_hint_wnd->Connect(wxEVT_ACTIVATE,
 963                 wxActivateEventHandler(wxAuiManager::OnHintActivate), NULL, this);
 964
 965             // Can't set the bg colour of a Frame in wxMac
 966             wxPanel* p = new wxPanel(m_hint_wnd);
 967
 968             // The default wxSYS_COLOUR_ACTIVECAPTION colour is a light silver
 969             // color that is really hard to see, especially transparent.
 970             // Until a better system color is decided upon we'll just use
 971             // blue.
 972             p->SetBackgroundColour(*wxBLUE);
 973         #endif
 974
 975     }
 976     else
 977     {
 978         if ((m_flags & wxAUI_MGR_TRANSPARENT_HINT) != 0 ||
 979             (m_flags & wxAUI_MGR_VENETIAN_BLINDS_HINT) != 0)
 980         {
 981             // system can't support transparent fade, or the venetian
 982             // blinds effect was explicitly requested
 983             m_hint_wnd = new wxPseudoTransparentFrame(m_frame,
 984                                                       wxID_ANY,
 985                                                       wxEmptyString,
 986                                                       wxDefaultPosition,
 987                                                       wxSize(1,1),
 988                                                             wxFRAME_TOOL_WINDOW |
 989                                                             wxFRAME_FLOAT_ON_PARENT |
 990                                                             wxFRAME_NO_TASKBAR |
 991                                                             wxNO_BORDER);
 992             m_hint_fademax = 128;
 993         }
 994     }
 995 }
 996
 997
 998 // SetManagedWindow() is usually called once when the frame
 999 // manager class is being initialized.  "frame" specifies
1000 // the frame which should be managed by the frame mananger
1001 void wxAuiManager::SetManagedWindow(wxWindow* wnd)
1002 {
1003     wxASSERT_MSG(wnd, wxT("specified window must be non-NULL"));
1004
1005     m_frame = wnd;
1006     m_frame->PushEventHandler(this);
1007
1008 #if wxUSE_MDI
1009     // if the owner is going to manage an MDI parent frame,
1010     // we need to add the MDI client window as the default
1011     // center pane
1012
1013     if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
1014     {
1015         wxMDIParentFrame* mdi_frame = (wxMDIParentFrame*)m_frame;
1016         wxWindow* client_window = mdi_frame->GetClientWindow();
1017
1018         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
1019
1020         AddPane(client_window,
1021                 wxAuiPaneInfo().Name(wxT("mdiclient")).
1022                 CenterPane().PaneBorder(false));
1023     }
1024     else if (m_frame->IsKindOf(CLASSINFO(wxAuiMDIParentFrame)))
1025     {
1026         wxAuiMDIParentFrame* mdi_frame = (wxAuiMDIParentFrame*)m_frame;
1027         wxAuiMDIClientWindow* client_window = mdi_frame->GetClientWindow();
1028         wxASSERT_MSG(client_window, wxT("Client window is NULL!"));
1029
1030         AddPane(client_window,
1031                 wxAuiPaneInfo().Name(wxT("mdiclient")).
1032                 CenterPane().PaneBorder(false));
1033     }
1034
1035 #endif
1036
1037     UpdateHintWindowConfig();
1038 }
1039
1040
1041 // UnInit() must be called, usually in the destructor
1042 // of the frame class.   If it is not called, usually this
1043 // will result in a crash upon program exit
1044 void wxAuiManager::UnInit()
1045 {
1046     if (m_frame)
1047     {
1048         m_frame->RemoveEventHandler(this);
1049     }
1050 }
1051
1052 // GetManagedWindow() returns the window pointer being managed
1053 wxWindow* wxAuiManager::GetManagedWindow() const
1054 {
1055     return m_frame;
1056 }
1057
1058 wxAuiDockArt* wxAuiManager::GetArtProvider() const
1059 {
1060     return m_art;
1061 }
1062
1063 void wxAuiManager::ProcessMgrEvent(wxAuiManagerEvent& event)
1064 {
1065     // first, give the owner frame a chance to override
1066     if (m_frame)
1067     {
1068         if (m_frame->GetEventHandler()->ProcessEvent(event))
1069             return;
1070     }
1071
1072     ProcessEvent(event);
1073 }
1074
1075 // SetArtProvider() instructs wxAuiManager to use the
1076 // specified art provider for all drawing calls.  This allows
1077 // plugable look-and-feel features.  The pointer that is
1078 // passed to this method subsequently belongs to wxAuiManager,
1079 // and is deleted in the frame manager destructor
1080 void wxAuiManager::SetArtProvider(wxAuiDockArt* art_provider)
1081 {
1082     // delete the last art provider, if any
1083     delete m_art;
1084
1085     // assign the new art provider
1086     m_art = art_provider;
1087 }
1088
1089
1090 bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
1091 {
1092     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1093
1094     // check if the pane has a valid window
1095     if (!window)
1096         return false;
1097
1098     // check if the window is already managed by us
1099     if (GetPane(pane_info.window).IsOk())
1100         return false;
1101
1102     // check if the pane name already exists, this could reveal a
1103     // bug in the library user's application
1104     bool already_exists = false;
1105     if (!pane_info.name.empty() && GetPane(pane_info.name).IsOk())
1106     {
1107         wxFAIL_MSG(wxT("A pane with that name already exists in the manager!"));
1108         already_exists = true;
1109     }
1110
1111     // if the new pane is docked then we should undo maximize
1112     if (pane_info.IsDocked())
1113         RestoreMaximizedPane();
1114
1115     m_panes.Add(pane_info);
1116
1117     wxAuiPaneInfo& pinfo = m_panes.Last();
1118
1119     // set the pane window
1120     pinfo.window = window;
1121
1122
1123     // if the pane's name identifier is blank, create a random string
1124     if (pinfo.name.empty() || already_exists)
1125     {
1126         pinfo.name.Printf(wxT("%08lx%08x%08x%08lx"),
1127              wxPtrToUInt(pinfo.window) & 0xffffffff,
1128              (unsigned int)time(NULL),
1129 #ifdef __WXWINCE__
1130              (unsigned int)GetTickCount(),
1131 #else
1132              (unsigned int)clock(),
1133 #endif
1134              (unsigned long)m_panes.GetCount());
1135     }
1136
1137     // set initial proportion (if not already set)
1138     if (pinfo.dock_proportion == 0)
1139         pinfo.dock_proportion = 100000;
1140
1141     if (pinfo.HasMaximizeButton())
1142     {
1143         wxAuiPaneButton button;
1144         button.button_id = wxAUI_BUTTON_MAXIMIZE_RESTORE;
1145         pinfo.buttons.Add(button);
1146     }
1147
1148     if (pinfo.HasPinButton())
1149     {
1150         wxAuiPaneButton button;
1151         button.button_id = wxAUI_BUTTON_PIN;
1152         pinfo.buttons.Add(button);
1153     }
1154
1155     if (pinfo.HasCloseButton())
1156     {
1157         wxAuiPaneButton button;
1158         button.button_id = wxAUI_BUTTON_CLOSE;
1159         pinfo.buttons.Add(button);
1160     }
1161
1162     if (pinfo.HasGripper())
1163     {
1164         if (pinfo.window->IsKindOf(CLASSINFO(wxAuiToolBar)))
1165         {
1166             // prevent duplicate gripper -- both wxAuiManager and wxAuiToolBar
1167             // have a gripper control.  The toolbar's built-in gripper
1168             // meshes better with the look and feel of the control than ours,
1169             // so turn wxAuiManager's gripper off, and the toolbar's on.
1170
1171             wxAuiToolBar* tb = static_cast<wxAuiToolBar*>(pinfo.window);
1172             pinfo.SetFlag(wxAuiPaneInfo::optionGripper, false);
1173             tb->SetGripperVisible(true);
1174         }
1175     }
1176
1177
1178     if (pinfo.best_size == wxDefaultSize &&
1179         pinfo.window)
1180     {
1181         pinfo.best_size = pinfo.window->GetClientSize();
1182
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             // for some reason, wxToolBar::GetBestSize() is returning
1191             // a size that is a pixel shy of the correct amount.
1192             // I believe this to be the correct action, until
1193             // wxToolBar::GetBestSize() is fixed.  Is this assumption
1194             // correct?
1195             // commented out by JACS 2007-9-08 after having added a pixel in wxMSW's wxToolBar::DoGetBestSize()
1196             // pinfo.best_size.y++;
1197         }
1198
1199         if (pinfo.min_size != wxDefaultSize)
1200         {
1201             if (pinfo.best_size.x < pinfo.min_size.x)
1202                 pinfo.best_size.x = pinfo.min_size.x;
1203             if (pinfo.best_size.y < pinfo.min_size.y)
1204                 pinfo.best_size.y = pinfo.min_size.y;
1205         }
1206     }
1207
1208
1209
1210     return true;
1211 }
1212
1213 bool wxAuiManager::AddPane(wxWindow* window,
1214                            int direction,
1215                            const wxString& caption)
1216 {
1217     wxAuiPaneInfo pinfo;
1218     pinfo.Caption(caption);
1219     switch (direction)
1220     {
1221         case wxTOP:    pinfo.Top(); break;
1222         case wxBOTTOM: pinfo.Bottom(); break;
1223         case wxLEFT:   pinfo.Left(); break;
1224         case wxRIGHT:  pinfo.Right(); break;
1225         case wxCENTER: pinfo.CenterPane(); break;
1226     }
1227     return AddPane(window, pinfo);
1228 }
1229
1230 bool wxAuiManager::AddPane(wxWindow* window,
1231                            const wxAuiPaneInfo& pane_info,
1232                            const wxPoint& drop_pos)
1233 {
1234     if (!AddPane(window, pane_info))
1235         return false;
1236
1237     wxAuiPaneInfo& pane = GetPane(window);
1238
1239     DoDrop(m_docks, m_panes, pane, drop_pos, wxPoint(0,0));
1240
1241     return true;
1242 }
1243
1244 bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
1245                                 int insert_level)
1246 {
1247     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1248
1249     // shift the panes around, depending on the insert level
1250     switch (insert_level)
1251     {
1252         case wxAUI_INSERT_PANE:
1253             DoInsertPane(m_panes,
1254                  pane_info.dock_direction,
1255                  pane_info.dock_layer,
1256                  pane_info.dock_row,
1257                  pane_info.dock_pos);
1258             break;
1259         case wxAUI_INSERT_ROW:
1260             DoInsertDockRow(m_panes,
1261                  pane_info.dock_direction,
1262                  pane_info.dock_layer,
1263                  pane_info.dock_row);
1264             break;
1265         case wxAUI_INSERT_DOCK:
1266             DoInsertDockLayer(m_panes,
1267                  pane_info.dock_direction,
1268                  pane_info.dock_layer);
1269             break;
1270     }
1271
1272     // if the window already exists, we are basically just moving/inserting the
1273     // existing window.  If it doesn't exist, we need to add it and insert it
1274     wxAuiPaneInfo& existing_pane = GetPane(window);
1275     if (!existing_pane.IsOk())
1276     {
1277         return AddPane(window, pane_info);
1278     }
1279     else
1280     {
1281         if (pane_info.IsFloating())
1282         {
1283             existing_pane.Float();
1284             if (pane_info.floating_pos != wxDefaultPosition)
1285                 existing_pane.FloatingPosition(pane_info.floating_pos);
1286             if (pane_info.floating_size != wxDefaultSize)
1287                 existing_pane.FloatingSize(pane_info.floating_size);
1288         }
1289         else
1290         {
1291             // if the new pane is docked then we should undo maximize
1292             RestoreMaximizedPane();
1293
1294             existing_pane.Direction(pane_info.dock_direction);
1295             existing_pane.Layer(pane_info.dock_layer);
1296             existing_pane.Row(pane_info.dock_row);
1297             existing_pane.Position(pane_info.dock_pos);
1298         }
1299     }
1300
1301     return true;
1302 }
1303
1304
1305 // DetachPane() removes a pane from the frame manager.  This
1306 // method will not destroy the window that is removed.
1307 bool wxAuiManager::DetachPane(wxWindow* window)
1308 {
1309     wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
1310
1311     int i, count;
1312     for (i = 0, count = m_panes.GetCount(); i < count; ++i)
1313     {
1314         wxAuiPaneInfo& p = m_panes.Item(i);
1315         if (p.window == window)
1316         {
1317             if (p.frame)
1318             {
1319                 // we have a floating frame which is being detached. We need to
1320                 // reparent it to m_frame and destroy the floating frame
1321
1322                 // reduce flicker
1323                 p.window->SetSize(1,1);
1324
1325                 if (p.frame->IsShown())
1326                     p.frame->Show(false);
1327
1328                 // reparent to m_frame and destroy the pane
1329                 if (m_action_window == p.frame)
1330                 {
1331                     m_action_window = NULL;
1332                 }
1333
1334                 p.window->Reparent(m_frame);
1335                 p.frame->SetSizer(NULL);
1336                 p.frame->Destroy();
1337                 p.frame = NULL;
1338             }
1339
1340             // make sure there are no references to this pane in our uiparts,
1341             // just in case the caller doesn't call Update() immediately after
1342             // the DetachPane() call.  This prevets obscure crashes which would
1343             // happen at window repaint if the caller forgets to call Update()
1344             int pi, part_count;
1345             for (pi = 0, part_count = (int)m_uiparts.GetCount(); pi < part_count; ++pi)
1346             {
1347                 wxAuiDockUIPart& part = m_uiparts.Item(pi);
1348                 if (part.pane == &p)
1349                 {
1350                     m_uiparts.RemoveAt(pi);
1351                     part_count--;
1352                     pi--;
1353                     continue;
1354                 }
1355             }
1356
1357             m_panes.RemoveAt(i);
1358             return true;
1359         }
1360     }
1361     return false;
1362 }
1363
1364 // ClosePane() destroys or hides the pane depending on its flags
1365 void wxAuiManager::ClosePane(wxAuiPaneInfo& pane_info)
1366 {
1367     // if we were maximized, restore
1368     if (pane_info.IsMaximized())
1369     {
1370         RestorePane(pane_info);
1371     }
1372
1373     // first, hide the window
1374     if (pane_info.window && pane_info.window->IsShown())
1375     {
1376         pane_info.window->Show(false);
1377     }
1378
1379     // make sure that we are the parent of this window
1380     if (pane_info.window && pane_info.window->GetParent() != m_frame)
1381     {
1382         pane_info.window->Reparent(m_frame);
1383     }
1384
1385     // if we have a frame, destroy it
1386     if (pane_info.frame)
1387     {
1388         pane_info.frame->Destroy();
1389         pane_info.frame = NULL;
1390     }
1391
1392     // now we need to either destroy or hide the pane
1393     if (pane_info.IsDestroyOnClose())
1394     {
1395         wxWindow * window = pane_info.window;
1396         DetachPane(window);
1397         if (window)
1398         {
1399             window->Destroy();
1400         }
1401     }
1402     else
1403     {
1404         pane_info.Hide();
1405     }
1406 }
1407
1408 void wxAuiManager::MaximizePane(wxAuiPaneInfo& pane_info)
1409 {
1410     int i, pane_count;
1411
1412     // un-maximize and hide all other panes
1413     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1414     {
1415         wxAuiPaneInfo& p = m_panes.Item(i);
1416         if (!p.IsToolbar() && !p.IsFloating())
1417         {
1418             p.Restore();
1419
1420             // save hidden state
1421             p.SetFlag(wxAuiPaneInfo::savedHiddenState,
1422                       p.HasFlag(wxAuiPaneInfo::optionHidden));
1423
1424             // hide the pane, because only the newly
1425             // maximized pane should show
1426             p.Hide();
1427         }
1428     }
1429
1430     // mark ourselves maximized
1431     pane_info.Maximize();
1432     pane_info.Show();
1433     m_has_maximized = true;
1434
1435     // last, show the window
1436     if (pane_info.window && !pane_info.window->IsShown())
1437     {
1438         pane_info.window->Show(true);
1439     }
1440 }
1441
1442 void wxAuiManager::RestorePane(wxAuiPaneInfo& pane_info)
1443 {
1444     int i, pane_count;
1445
1446     // restore all the panes
1447     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1448     {
1449         wxAuiPaneInfo& p = m_panes.Item(i);
1450         if (!p.IsToolbar())
1451         {
1452             p.SetFlag(wxAuiPaneInfo::optionHidden,
1453                       p.HasFlag(wxAuiPaneInfo::savedHiddenState));
1454         }
1455     }
1456
1457     // mark ourselves non-maximized
1458     pane_info.Restore();
1459     m_has_maximized = false;
1460
1461     // last, show the window
1462     if (pane_info.window && !pane_info.window->IsShown())
1463     {
1464         pane_info.window->Show(true);
1465     }
1466 }
1467
1468 void wxAuiManager::RestoreMaximizedPane()
1469 {
1470     int i, pane_count;
1471
1472     // restore all the panes
1473     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
1474     {
1475         wxAuiPaneInfo& p = m_panes.Item(i);
1476         if (p.IsMaximized())
1477         {
1478             RestorePane(p);
1479             break;
1480         }
1481     }
1482 }
1483
1484 // EscapeDelimiters() changes ";" into "\;" and "|" into "\|"
1485 // in the input string.  This is an internal functions which is
1486 // used for saving perspectives
1487 static wxString EscapeDelimiters(const wxString& s)
1488 {
1489     wxString result;
1490     result.Alloc(s.length());
1491     const wxChar* ch = s.c_str();
1492     while (*ch)
1493     {
1494         if (*ch == wxT(';') || *ch == wxT('|'))
1495             result += wxT('\\');
1496         result += *ch;
1497         ++ch;
1498     }
1499     return result;
1500 }
1501
1502 wxString wxAuiManager::SavePaneInfo(wxAuiPaneInfo& pane)
1503 {
1504     wxString result = wxT("name=");
1505     result += EscapeDelimiters(pane.name);
1506     result += wxT(";");
1507
1508     result += wxT("caption=");
1509     result += EscapeDelimiters(pane.caption);
1510     result += wxT(";");
1511
1512     result += wxString::Format(wxT("state=%u;"), pane.state);
1513     result += wxString::Format(wxT("dir=%d;"), pane.dock_direction);
1514     result += wxString::Format(wxT("layer=%d;"), pane.dock_layer);
1515     result += wxString::Format(wxT("row=%d;"), pane.dock_row);
1516     result += wxString::Format(wxT("pos=%d;"), pane.dock_pos);
1517     result += wxString::Format(wxT("prop=%d;"), pane.dock_proportion);
1518     result += wxString::Format(wxT("bestw=%d;"), pane.best_size.x);
1519     result += wxString::Format(wxT("besth=%d;"), pane.best_size.y);
1520     result += wxString::Format(wxT("minw=%d;"), pane.min_size.x);
1521     result += wxString::Format(wxT("minh=%d;"), pane.min_size.y);
1522     result += wxString::Format(wxT("maxw=%d;"), pane.max_size.x);
1523     result += wxString::Format(wxT("maxh=%d;"), pane.max_size.y);
1524     result += wxString::Format(wxT("floatx=%d;"), pane.floating_pos.x);
1525     result += wxString::Format(wxT("floaty=%d;"), pane.floating_pos.y);
1526     result += wxString::Format(wxT("floatw=%d;"), pane.floating_size.x);
1527     result += wxString::Format(wxT("floath=%d"), pane.floating_size.y);
1528
1529     return result;
1530 }
1531
1532 // Load a "pane" with the pane infor settings in pane_part
1533 void wxAuiManager::LoadPaneInfo(wxString pane_part, wxAuiPaneInfo &pane)
1534 {
1535     // replace escaped characters so we can
1536     // split up the string easily
1537     pane_part.Replace(wxT("\\|"), wxT("\a"));
1538     pane_part.Replace(wxT("\\;"), wxT("\b"));
1539
1540     while(1)
1541     {
1542         wxString val_part = pane_part.BeforeFirst(wxT(';'));
1543         pane_part = pane_part.AfterFirst(wxT(';'));
1544         wxString val_name = val_part.BeforeFirst(wxT('='));
1545         wxString value = val_part.AfterFirst(wxT('='));
1546         val_name.MakeLower();
1547         val_name.Trim(true);
1548         val_name.Trim(false);
1549         value.Trim(true);
1550         value.Trim(false);
1551
1552         if (val_name.empty())
1553             break;
1554
1555         if (val_name == wxT("name"))
1556             pane.name = value;
1557         else if (val_name == wxT("caption"))
1558             pane.caption = value;
1559         else if (val_name == wxT("state"))
1560             pane.state = (unsigned int)wxAtoi(value.c_str());
1561         else if (val_name == wxT("dir"))
1562             pane.dock_direction = wxAtoi(value.c_str());
1563         else if (val_name == wxT("layer"))
1564             pane.dock_layer = wxAtoi(value.c_str());
1565         else if (val_name == wxT("row"))
1566             pane.dock_row = wxAtoi(value.c_str());
1567         else if (val_name == wxT("pos"))
1568             pane.dock_pos = wxAtoi(value.c_str());
1569         else if (val_name == wxT("prop"))
1570             pane.dock_proportion = wxAtoi(value.c_str());
1571         else if (val_name == wxT("bestw"))
1572             pane.best_size.x = wxAtoi(value.c_str());
1573         else if (val_name == wxT("besth"))
1574             pane.best_size.y = wxAtoi(value.c_str());
1575         else if (val_name == wxT("minw"))
1576             pane.min_size.x = wxAtoi(value.c_str());
1577         else if (val_name == wxT("minh"))
1578             pane.min_size.y = wxAtoi(value.c_str());
1579         else if (val_name == wxT("maxw"))
1580             pane.max_size.x = wxAtoi(value.c_str());
1581         else if (val_name == wxT("maxh"))
1582             pane.max_size.y = wxAtoi(value.c_str());
1583         else if (val_name == wxT("floatx"))
1584             pane.floating_pos.x = wxAtoi(value.c_str());
1585         else if (val_name == wxT("floaty"))
1586             pane.floating_pos.y = wxAtoi(value.c_str());
1587         else if (val_name == wxT("floatw"))
1588             pane.floating_size.x = wxAtoi(value.c_str());
1589         else if (val_name == wxT("floath"))
1590             pane.floating_size.y = wxAtoi(value.c_str());
1591         else {
1592             wxFAIL_MSG(wxT("Bad Perspective String"));
1593         }
1594     }
1595
1596     // replace escaped characters so we can
1597     // split up the string easily
1598     pane.name.Replace(wxT("\a"), wxT("|"));
1599     pane.name.Replace(wxT("\b"), wxT(";"));
1600     pane.caption.Replace(wxT("\a"), wxT("|"));
1601     pane.caption.Replace(wxT("\b"), wxT(";"));
1602     pane_part.Replace(wxT("\a"), wxT("|"));
1603     pane_part.Replace(wxT("\b"), wxT(";"));
1604
1605     return;
1606 }
1607
1608
1609 // SavePerspective() saves all pane information as a single string.
1610 // This string may later be fed into LoadPerspective() to restore
1611 // all pane settings.  This save and load mechanism allows an
1612 // exact pane configuration to be saved and restored at a later time
1613
1614 wxString wxAuiManager::SavePerspective()
1615 {
1616     wxString result;
1617     result.Alloc(500);
1618     result = wxT("layout2|");
1619
1620     int pane_i, pane_count = m_panes.GetCount();
1621     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1622     {
1623         wxAuiPaneInfo& pane = m_panes.Item(pane_i);
1624         result += SavePaneInfo(pane)+wxT("|");
1625     }
1626
1627     int dock_i, dock_count = m_docks.GetCount();
1628     for (dock_i = 0; dock_i < dock_count; ++dock_i)
1629     {
1630         wxAuiDockInfo& dock = m_docks.Item(dock_i);
1631
1632         result += wxString::Format(wxT("dock_size(%d,%d,%d)=%d|"),
1633                                    dock.dock_direction, dock.dock_layer,
1634                                    dock.dock_row, dock.size);
1635     }
1636
1637     return result;
1638 }
1639
1640 // LoadPerspective() loads a layout which was saved with SavePerspective()
1641 // If the "update" flag parameter is true, the GUI will immediately be updated
1642
1643 bool wxAuiManager::LoadPerspective(const wxString& layout, bool update)
1644 {
1645     wxString input = layout;
1646     wxString part;
1647
1648     // check layout string version
1649     //    'layout1' = wxAUI 0.9.0 - wxAUI 0.9.2
1650     //    'layout2' = wxAUI 0.9.2 (wxWidgets 2.8)
1651     part = input.BeforeFirst(wxT('|'));
1652     input = input.AfterFirst(wxT('|'));
1653     part.Trim(true);
1654     part.Trim(false);
1655     if (part != wxT("layout2"))
1656         return false;
1657
1658     // mark all panes currently managed as docked and hidden
1659     int pane_i, pane_count = m_panes.GetCount();
1660     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1661         m_panes.Item(pane_i).Dock().Hide();
1662
1663     // clear out the dock array; this will be reconstructed
1664     m_docks.Clear();
1665
1666     // replace escaped characters so we can
1667     // split up the string easily
1668     input.Replace(wxT("\\|"), wxT("\a"));
1669     input.Replace(wxT("\\;"), wxT("\b"));
1670
1671     while (1)
1672     {
1673         wxAuiPaneInfo pane;
1674
1675         wxString pane_part = input.BeforeFirst(wxT('|'));
1676         input = input.AfterFirst(wxT('|'));
1677         pane_part.Trim(true);
1678
1679         // if the string is empty, we're done parsing
1680         if (pane_part.empty())
1681             break;
1682
1683         if (pane_part.Left(9) == wxT("dock_size"))
1684         {
1685             wxString val_name = pane_part.BeforeFirst(wxT('='));
1686             wxString value = pane_part.AfterFirst(wxT('='));
1687
1688             long dir, layer, row, size;
1689             wxString piece = val_name.AfterFirst(wxT('('));
1690             piece = piece.BeforeLast(wxT(')'));
1691             piece.BeforeFirst(wxT(',')).ToLong(&dir);
1692             piece = piece.AfterFirst(wxT(','));
1693             piece.BeforeFirst(wxT(',')).ToLong(&layer);
1694             piece.AfterFirst(wxT(',')).ToLong(&row);
1695             value.ToLong(&size);
1696
1697             wxAuiDockInfo dock;
1698             dock.dock_direction = dir;
1699             dock.dock_layer = layer;
1700             dock.dock_row = row;
1701             dock.size = size;
1702             m_docks.Add(dock);
1703             continue;
1704         }
1705
1706         // Undo our escaping as LoadPaneInfo needs to take an unescaped
1707         // name so it can be called by external callers
1708         pane_part.Replace(wxT("\a"), wxT("|"));
1709         pane_part.Replace(wxT("\b"), wxT(";"));
1710
1711         LoadPaneInfo(pane_part, pane);
1712
1713         wxAuiPaneInfo& p = GetPane(pane.name);
1714         if (!p.IsOk())
1715         {
1716             // the pane window couldn't be found
1717             // in the existing layout -- skip it
1718             continue;
1719         }
1720
1721         p.SafeSet(pane);
1722     }
1723
1724     if (update)
1725         Update();
1726
1727     return true;
1728 }
1729
1730 void wxAuiManager::GetPanePositionsAndSizes(wxAuiDockInfo& dock,
1731                                             wxArrayInt& positions,
1732                                             wxArrayInt& sizes)
1733 {
1734     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1735     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1736     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1737
1738     positions.Empty();
1739     sizes.Empty();
1740
1741     int offset, action_pane = -1;
1742     int pane_i, pane_count = dock.panes.GetCount();
1743
1744     // find the pane marked as our action pane
1745     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1746     {
1747         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1748
1749         if (pane.HasFlag(wxAuiPaneInfo::actionPane))
1750         {
1751             wxASSERT_MSG(action_pane==-1, wxT("Too many fixed action panes"));
1752             action_pane = pane_i;
1753         }
1754     }
1755
1756     // set up each panes default position, and
1757     // determine the size (width or height, depending
1758     // on the dock's orientation) of each pane
1759     for (pane_i = 0; pane_i < pane_count; ++pane_i)
1760     {
1761         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
1762         positions.Add(pane.dock_pos);
1763         int size = 0;
1764
1765         if (pane.HasBorder())
1766             size += (pane_border_size*2);
1767
1768         if (dock.IsHorizontal())
1769         {
1770             if (pane.HasGripper() && !pane.HasGripperTop())
1771                 size += gripper_size;
1772             size += pane.best_size.x;
1773         }
1774         else
1775         {
1776             if (pane.HasGripper() && pane.HasGripperTop())
1777                 size += gripper_size;
1778
1779             if (pane.HasCaption())
1780                 size += caption_size;
1781             size += pane.best_size.y;
1782         }
1783
1784         sizes.Add(size);
1785     }
1786
1787     // if there is no action pane, just return the default
1788     // positions (as specified in pane.pane_pos)
1789     if (action_pane == -1)
1790         return;
1791
1792     offset = 0;
1793     for (pane_i = action_pane-1; pane_i >= 0; --pane_i)
1794     {
1795         int amount = positions[pane_i+1] - (positions[pane_i] + sizes[pane_i]);
1796
1797         if (amount >= 0)
1798             offset += amount;
1799         else
1800             positions[pane_i] -= -amount;
1801
1802         offset += sizes[pane_i];
1803     }
1804
1805     // if the dock mode is fixed, make sure none of the panes
1806     // overlap; we will bump panes that overlap
1807     offset = 0;
1808     for (pane_i = action_pane; pane_i < pane_count; ++pane_i)
1809     {
1810         int amount = positions[pane_i] - offset;
1811         if (amount >= 0)
1812             offset += amount;
1813         else
1814             positions[pane_i] += -amount;
1815
1816         offset += sizes[pane_i];
1817     }
1818 }
1819
1820
1821 void wxAuiManager::LayoutAddPane(wxSizer* cont,
1822                                  wxAuiDockInfo& dock,
1823                                  wxAuiPaneInfo& pane,
1824                                  wxAuiDockUIPartArray& uiparts,
1825                                  bool spacer_only)
1826 {
1827     wxAuiDockUIPart part;
1828     wxSizerItem* sizer_item;
1829
1830     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
1831     int gripper_size = m_art->GetMetric(wxAUI_DOCKART_GRIPPER_SIZE);
1832     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
1833     int pane_button_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BUTTON_SIZE);
1834
1835     // find out the orientation of the item (orientation for panes
1836     // is the same as the dock's orientation)
1837     int orientation;
1838     if (dock.IsHorizontal())
1839         orientation = wxHORIZONTAL;
1840     else
1841         orientation = wxVERTICAL;
1842
1843     // this variable will store the proportion
1844     // value that the pane will receive
1845     int pane_proportion = pane.dock_proportion;
1846
1847     wxAuiProportionalBoxSizer* horz_pane_sizer = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
1848     wxAuiProportionalBoxSizer* vert_pane_sizer = new wxAuiProportionalBoxSizer(wxVERTICAL);
1849
1850     if (pane.HasGripper())
1851     {
1852         if (pane.HasGripperTop())
1853             sizer_item = vert_pane_sizer ->Add(1, gripper_size, 0, wxEXPAND);
1854         else
1855             sizer_item = horz_pane_sizer ->Add(gripper_size, 1, 0, wxEXPAND);
1856
1857         part.type = wxAuiDockUIPart::typeGripper;
1858         part.dock = &dock;
1859         part.pane = &pane;
1860         part.button = NULL;
1861         part.orientation = orientation;
1862         part.cont_sizer = horz_pane_sizer;
1863         part.sizer_item = sizer_item;
1864         uiparts.Add(part);
1865     }
1866
1867     if (pane.HasCaption())
1868     {
1869         // create the caption sizer
1870         wxAuiProportionalBoxSizer* caption_sizer = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
1871
1872         sizer_item = caption_sizer->Add(1, caption_size, 1, wxEXPAND);
1873
1874         part.type = wxAuiDockUIPart::typeCaption;
1875         part.dock = &dock;
1876         part.pane = &pane;
1877         part.button = NULL;
1878         part.orientation = orientation;
1879         part.cont_sizer = vert_pane_sizer;
1880         part.sizer_item = sizer_item;
1881         int caption_part_idx = uiparts.GetCount();
1882         uiparts.Add(part);
1883
1884         // add pane buttons to the caption
1885         int i, button_count;
1886         for (i = 0, button_count = pane.buttons.GetCount();
1887              i < button_count; ++i)
1888         {
1889             wxAuiPaneButton& button = pane.buttons.Item(i);
1890
1891             sizer_item = caption_sizer->Add(pane_button_size,
1892                                             caption_size,
1893                                             0, wxEXPAND);
1894
1895             part.type = wxAuiDockUIPart::typePaneButton;
1896             part.dock = &dock;
1897             part.pane = &pane;
1898             part.button = &button;
1899             part.orientation = orientation;
1900             part.cont_sizer = caption_sizer;
1901             part.sizer_item = sizer_item;
1902             uiparts.Add(part);
1903         }
1904
1905         // if we have buttons, add a little space to the right
1906         // of them to ease visual crowding
1907         if (button_count >= 1)
1908         {
1909             caption_sizer->Add(3,1);
1910         }
1911
1912         // add the caption sizer
1913         sizer_item = vert_pane_sizer->Add(caption_sizer, 0, wxEXPAND);
1914
1915         uiparts.Item(caption_part_idx).sizer_item = sizer_item;
1916     }
1917
1918     // add the pane window itself
1919     if (spacer_only)
1920     {
1921         sizer_item = vert_pane_sizer->Add(1, 1, 1, wxEXPAND);
1922     }
1923     else
1924     {
1925         sizer_item = vert_pane_sizer->Add(pane.window, 1, wxEXPAND);
1926         // Don't do this because it breaks the pane size in floating windows
1927         // BIW: Right now commenting this out is causing problems with
1928         // an mdi client window as the center pane.
1929         vert_pane_sizer->SetItemMinSize(pane.window, 1, 1);
1930     }
1931
1932     part.type = wxAuiDockUIPart::typePane;
1933     part.dock = &dock;
1934     part.pane = &pane;
1935     part.button = NULL;
1936     part.orientation = orientation;
1937     part.cont_sizer = vert_pane_sizer;
1938     part.sizer_item = sizer_item;
1939     uiparts.Add(part);
1940
1941
1942     // determine if the pane should have a minimum size; if the pane is
1943     // non-resizable (fixed) then we must set a minimum size. Alternatively,
1944     // if the pane.min_size is set, we must use that value as well
1945
1946     wxSize min_size = pane.min_size;
1947     if (pane.IsFixed())
1948     {
1949         if (min_size == wxDefaultSize)
1950         {
1951             min_size = pane.best_size;
1952             pane_proportion = 0;
1953         }
1954     }
1955
1956     if (min_size != wxDefaultSize)
1957     {
1958         vert_pane_sizer->SetItemMinSize(
1959                         vert_pane_sizer->GetChildren().GetCount()-1,
1960                         min_size.x, min_size.y);
1961     }
1962
1963
1964     // add the verticle sizer (caption, pane window) to the
1965     // horizontal sizer (gripper, verticle sizer)
1966     horz_pane_sizer->Add(vert_pane_sizer, 1, wxEXPAND);
1967
1968     // finally, add the pane sizer to the dock sizer
1969
1970     if (pane.HasBorder())
1971     {
1972         // allowing space for the pane's border
1973         sizer_item = cont->Add(horz_pane_sizer, pane_proportion,
1974                                wxEXPAND | wxALL, pane_border_size);
1975
1976         part.type = wxAuiDockUIPart::typePaneBorder;
1977         part.dock = &dock;
1978         part.pane = &pane;
1979         part.button = NULL;
1980         part.orientation = orientation;
1981         part.cont_sizer = cont;
1982         part.sizer_item = sizer_item;
1983         uiparts.Add(part);
1984     }
1985     else
1986     {
1987         sizer_item = cont->Add(horz_pane_sizer, pane_proportion, wxEXPAND);
1988     }
1989 }
1990
1991 void wxAuiManager::LayoutAddDock(wxSizer* cont,
1992                                  wxAuiDockInfo& dock,
1993                                  wxAuiDockUIPartArray& uiparts,
1994                                  bool spacer_only)
1995 {
1996     wxSizerItem* sizer_item;
1997     wxAuiDockUIPart part;
1998
1999     int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
2000     int orientation = dock.IsHorizontal() ? wxHORIZONTAL : wxVERTICAL;
2001
2002     // resizable bottom and right docks have a sash before them
2003     if (!m_has_maximized && !dock.fixed && (dock.dock_direction == wxAUI_DOCK_BOTTOM ||
2004                         dock.dock_direction == wxAUI_DOCK_RIGHT))
2005     {
2006         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
2007
2008         part.type = wxAuiDockUIPart::typeDockSizer;
2009         part.orientation = orientation;
2010         part.dock = &dock;
2011         part.pane = NULL;
2012         part.button = NULL;
2013         part.cont_sizer = cont;
2014         part.sizer_item = sizer_item;
2015         uiparts.Add(part);
2016     }
2017
2018     // create the sizer for the dock
2019     wxSizer* dock_sizer = new wxAuiProportionalBoxSizer(orientation);
2020
2021     // add each pane to the dock
2022     bool has_maximized_pane = false;
2023     int pane_i, pane_count = dock.panes.GetCount();
2024
2025     if (dock.fixed)
2026     {
2027         wxArrayInt pane_positions, pane_sizes;
2028
2029         // figure out the real pane positions we will
2030         // use, without modifying the each pane's pane_pos member
2031         GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
2032
2033         int offset = 0;
2034         for (pane_i = 0; pane_i < pane_count; ++pane_i)
2035         {
2036             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
2037             int pane_pos = pane_positions.Item(pane_i);
2038
2039             if (pane.IsMaximized())
2040                 has_maximized_pane = true;
2041
2042
2043             int amount = pane_pos - offset;
2044             if (amount > 0)
2045             {
2046                 if (dock.IsVertical())
2047                     sizer_item = dock_sizer->Add(1, amount, 0, wxEXPAND);
2048                 else
2049                     sizer_item = dock_sizer->Add(amount, 1, 0, wxEXPAND);
2050
2051                 part.type = wxAuiDockUIPart::typeBackground;
2052                 part.dock = &dock;
2053                 part.pane = NULL;
2054                 part.button = NULL;
2055                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
2056                 part.cont_sizer = dock_sizer;
2057                 part.sizer_item = sizer_item;
2058                 uiparts.Add(part);
2059
2060                 offset += amount;
2061             }
2062
2063             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
2064
2065             offset += pane_sizes.Item(pane_i);
2066         }
2067
2068         // at the end add a very small stretchable background area
2069         sizer_item = dock_sizer->Add(0,0, 1, wxEXPAND);
2070
2071         part.type = wxAuiDockUIPart::typeBackground;
2072         part.dock = &dock;
2073         part.pane = NULL;
2074         part.button = NULL;
2075         part.orientation = orientation;
2076         part.cont_sizer = dock_sizer;
2077         part.sizer_item = sizer_item;
2078         uiparts.Add(part);
2079     }
2080     else
2081     {
2082         for (pane_i = 0; pane_i < pane_count; ++pane_i)
2083         {
2084             wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
2085
2086             if (pane.IsMaximized())
2087                 has_maximized_pane = true;
2088
2089             // if this is not the first pane being added,
2090             // we need to add a pane sizer
2091             if (!m_has_maximized && pane_i > 0)
2092             {
2093                 sizer_item = dock_sizer->Add(sash_size, sash_size, 0, wxEXPAND);
2094
2095                 part.type = wxAuiDockUIPart::typePaneSizer;
2096                 part.dock = &dock;
2097                 part.pane = dock.panes.Item(pane_i-1);
2098                 part.button = NULL;
2099                 part.orientation = (orientation==wxHORIZONTAL) ? wxVERTICAL:wxHORIZONTAL;
2100                 part.cont_sizer = dock_sizer;
2101                 part.sizer_item = sizer_item;
2102                 uiparts.Add(part);
2103             }
2104
2105             LayoutAddPane(dock_sizer, dock, pane, uiparts, spacer_only);
2106         }
2107     }
2108
2109     if (dock.dock_direction == wxAUI_DOCK_CENTER || has_maximized_pane)
2110         sizer_item = cont->Add(dock_sizer, 1, wxEXPAND);
2111     else
2112         sizer_item = cont->Add(dock_sizer, 0, wxEXPAND);
2113
2114     part.type = wxAuiDockUIPart::typeDock;
2115     part.dock = &dock;
2116     part.pane = NULL;
2117     part.button = NULL;
2118     part.orientation = orientation;
2119     part.cont_sizer = cont;
2120     part.sizer_item = sizer_item;
2121     uiparts.Add(part);
2122
2123     if (dock.IsHorizontal())
2124         cont->SetItemMinSize(dock_sizer, 0, dock.size);
2125     else
2126         cont->SetItemMinSize(dock_sizer, dock.size, 0);
2127
2128     //  top and left docks have a sash after them
2129     if (!m_has_maximized &&
2130         !dock.fixed &&
2131           (dock.dock_direction == wxAUI_DOCK_TOP ||
2132            dock.dock_direction == wxAUI_DOCK_LEFT))
2133     {
2134         sizer_item = cont->Add(sash_size, sash_size, 0, wxEXPAND);
2135
2136         part.type = wxAuiDockUIPart::typeDockSizer;
2137         part.dock = &dock;
2138         part.pane = NULL;
2139         part.button = NULL;
2140         part.orientation = orientation;
2141         part.cont_sizer = cont;
2142         part.sizer_item = sizer_item;
2143         uiparts.Add(part);
2144     }
2145 }
2146
2147 wxSizer* wxAuiManager::LayoutAll(wxAuiPaneInfoArray& panes,
2148                                  wxAuiDockInfoArray& docks,
2149                                  wxAuiDockUIPartArray& uiparts,
2150                                  bool spacer_only)
2151 {
2152     wxAuiProportionalBoxSizer* container = new wxAuiProportionalBoxSizer(wxVERTICAL);
2153
2154     int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
2155     int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
2156     wxSize cli_size = m_frame->GetClientSize();
2157     int i, dock_count, pane_count;
2158
2159
2160     // empty all docks out
2161     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2162     {
2163         wxAuiDockInfo& dock = docks.Item(i);
2164
2165         // empty out all panes, as they will be readded below
2166         dock.panes.Empty();
2167
2168         if (dock.fixed)
2169         {
2170             // always reset fixed docks' sizes, because
2171             // the contained windows may have been resized
2172             dock.size = 0;
2173         }
2174     }
2175
2176
2177     // iterate through all known panes, filing each
2178     // of them into the appropriate dock. If the
2179     // pane does not exist in the dock, add it
2180     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
2181     {
2182         wxAuiPaneInfo& p = panes.Item(i);
2183
2184         // find any docks with the same dock direction, dock layer, and
2185         // dock row as the pane we are working on
2186         wxAuiDockInfo* dock;
2187         wxAuiDockInfoPtrArray arr;
2188         FindDocks(docks, p.dock_direction, p.dock_layer, p.dock_row, arr);
2189
2190         if (arr.GetCount() > 0)
2191         {
2192             // found the right dock
2193             dock = arr.Item(0);
2194         }
2195         else
2196         {
2197             // dock was not found, so we need to create a new one
2198             wxAuiDockInfo d;
2199             d.dock_direction = p.dock_direction;
2200             d.dock_layer = p.dock_layer;
2201             d.dock_row = p.dock_row;
2202             docks.Add(d);
2203             dock = &docks.Last();
2204         }
2205
2206
2207         if (p.IsDocked() && p.IsShown())
2208         {
2209             // remove the pane from any existing docks except this one
2210             RemovePaneFromDocks(docks, p, dock);
2211
2212             // pane needs to be added to the dock,
2213             // if it doesn't already exist
2214             if (!FindPaneInDock(*dock, p.window))
2215                 dock->panes.Add(&p);
2216         }
2217         else
2218         {
2219             // remove the pane from any existing docks
2220             RemovePaneFromDocks(docks, p);
2221         }
2222
2223     }
2224
2225     // remove any empty docks
2226     for (i = docks.GetCount()-1; i >= 0; --i)
2227     {
2228         if (docks.Item(i).panes.GetCount() == 0)
2229             docks.RemoveAt(i);
2230     }
2231
2232     // configure the docks further
2233     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2234     {
2235         wxAuiDockInfo& dock = docks.Item(i);
2236         int j, dock_pane_count = dock.panes.GetCount();
2237
2238         // sort the dock pane array by the pane's
2239         // dock position (dock_pos), in ascending order
2240         dock.panes.Sort(PaneSortFunc);
2241
2242         // for newly created docks, set up their initial size
2243         if (dock.size == 0)
2244         {
2245             int size = 0;
2246
2247             for (j = 0; j < dock_pane_count; ++j)
2248             {
2249                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2250                 wxSize pane_size = pane.best_size;
2251                 if (pane_size == wxDefaultSize)
2252                     pane_size = pane.min_size;
2253                 if (pane_size == wxDefaultSize)
2254                     pane_size = pane.window->GetSize();
2255
2256                 if (dock.IsHorizontal())
2257                     size = wxMax(pane_size.y, size);
2258                 else
2259                     size = wxMax(pane_size.x, size);
2260             }
2261
2262             // add space for the border (two times), but only
2263             // if at least one pane inside the dock has a pane border
2264             for (j = 0; j < dock_pane_count; ++j)
2265             {
2266                 if (dock.panes.Item(j)->HasBorder())
2267                 {
2268                     size += (pane_border_size*2);
2269                     break;
2270                 }
2271             }
2272
2273             // if pane is on the top or bottom, add the caption height,
2274             // but only if at least one pane inside the dock has a caption
2275             if (dock.IsHorizontal())
2276             {
2277                 for (j = 0; j < dock_pane_count; ++j)
2278                 {
2279                     if (dock.panes.Item(j)->HasCaption())
2280                     {
2281                         size += caption_size;
2282                         break;
2283                     }
2284                 }
2285             }
2286
2287
2288             // new dock's size may not be more than the dock constraint
2289             // parameter specifies.  See SetDockSizeConstraint()
2290
2291             int max_dock_x_size = (int)(m_dock_constraint_x * ((double)cli_size.x));
2292             int max_dock_y_size = (int)(m_dock_constraint_y * ((double)cli_size.y));
2293
2294             if (dock.IsHorizontal())
2295                 size = wxMin(size, max_dock_y_size);
2296             else
2297                 size = wxMin(size, max_dock_x_size);
2298
2299             // absolute minimum size for a dock is 10 pixels
2300             if (size < 10)
2301                 size = 10;
2302
2303             dock.size = size;
2304         }
2305
2306
2307         // determine the dock's minimum size
2308         bool plus_border = false;
2309         bool plus_caption = false;
2310         int dock_min_size = 0;
2311         for (j = 0; j < dock_pane_count; ++j)
2312         {
2313             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2314             if (pane.min_size != wxDefaultSize)
2315             {
2316                 if (pane.HasBorder())
2317                     plus_border = true;
2318                 if (pane.HasCaption())
2319                     plus_caption = true;
2320                 if (dock.IsHorizontal())
2321                 {
2322                     if (pane.min_size.y > dock_min_size)
2323                         dock_min_size = pane.min_size.y;
2324                 }
2325                 else
2326                 {
2327                     if (pane.min_size.x > dock_min_size)
2328                         dock_min_size = pane.min_size.x;
2329                 }
2330             }
2331         }
2332
2333         if (plus_border)
2334             dock_min_size += (pane_border_size*2);
2335         if (plus_caption && dock.IsHorizontal())
2336             dock_min_size += (caption_size);
2337
2338         dock.min_size = dock_min_size;
2339
2340
2341         // if the pane's current size is less than it's
2342         // minimum, increase the dock's size to it's minimum
2343         if (dock.size < dock.min_size)
2344             dock.size = dock.min_size;
2345
2346
2347         // determine the dock's mode (fixed or proportional);
2348         // determine whether the dock has only toolbars
2349         bool action_pane_marked = false;
2350         dock.fixed = true;
2351         dock.toolbar = true;
2352         for (j = 0; j < dock_pane_count; ++j)
2353         {
2354             wxAuiPaneInfo& pane = *dock.panes.Item(j);
2355             if (!pane.IsFixed())
2356                 dock.fixed = false;
2357             if (!pane.IsToolbar())
2358                 dock.toolbar = false;
2359             if (pane.HasFlag(wxAuiPaneInfo::optionDockFixed))
2360                 dock.fixed = true;
2361             if (pane.HasFlag(wxAuiPaneInfo::actionPane))
2362                 action_pane_marked = true;
2363         }
2364
2365
2366         // if the dock mode is proportional and not fixed-pixel,
2367         // reassign the dock_pos to the sequential 0, 1, 2, 3;
2368         // e.g. remove gaps like 1, 2, 30, 500
2369         if (!dock.fixed)
2370         {
2371             for (j = 0; j < dock_pane_count; ++j)
2372             {
2373                 wxAuiPaneInfo& pane = *dock.panes.Item(j);
2374                 pane.dock_pos = j;
2375             }
2376         }
2377
2378         // if the dock mode is fixed, and none of the panes
2379         // are being moved right now, make sure the panes
2380         // do not overlap each other.  If they do, we will
2381         // adjust the positions of the panes
2382         if (dock.fixed && !action_pane_marked)
2383         {
2384             wxArrayInt pane_positions, pane_sizes;
2385             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
2386
2387             int offset = 0;
2388             for (j = 0; j < dock_pane_count; ++j)
2389             {
2390                 wxAuiPaneInfo& pane = *(dock.panes.Item(j));
2391                 pane.dock_pos = pane_positions[j];
2392
2393                 int amount = pane.dock_pos - offset;
2394                 if (amount >= 0)
2395                     offset += amount;
2396                 else
2397                     pane.dock_pos += -amount;
2398
2399                 offset += pane_sizes[j];
2400             }
2401         }
2402     }
2403
2404     // discover the maximum dock layer
2405     int max_layer = 0;
2406     for (i = 0; i < dock_count; ++i)
2407         max_layer = wxMax(max_layer, docks.Item(i).dock_layer);
2408
2409
2410     // clear out uiparts
2411     uiparts.Empty();
2412
2413     // create a bunch of box sizers,
2414     // from the innermost level outwards.
2415     wxSizer* cont = NULL;
2416     wxSizer* middle = NULL;
2417     int layer = 0;
2418     int row, row_count;
2419
2420     for (layer = 0; layer <= max_layer; ++layer)
2421     {
2422         wxAuiDockInfoPtrArray arr;
2423
2424         // find any docks in this layer
2425         FindDocks(docks, -1, layer, -1, arr);
2426
2427         // if there aren't any, skip to the next layer
2428         if (arr.IsEmpty())
2429             continue;
2430
2431         wxSizer* old_cont = cont;
2432
2433         // create a container which will hold this layer's
2434         // docks (top, bottom, left, right)
2435         cont = new wxAuiProportionalBoxSizer(wxVERTICAL);
2436
2437
2438         // find any top docks in this layer
2439         FindDocks(docks, wxAUI_DOCK_TOP, layer, -1, arr);
2440         if (!arr.IsEmpty())
2441         {
2442             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2443                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2444         }
2445
2446
2447         // fill out the middle layer (which consists
2448         // of left docks, content area and right docks)
2449
2450         middle = new wxAuiProportionalBoxSizer(wxHORIZONTAL);
2451
2452         // find any left docks in this layer
2453         FindDocks(docks, wxAUI_DOCK_LEFT, layer, -1, arr);
2454         if (!arr.IsEmpty())
2455         {
2456             for (row = 0, row_count = arr.GetCount(); row < row_count; ++row)
2457                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2458         }
2459
2460         // add content dock (or previous layer's sizer
2461         // to the middle
2462         if (!old_cont)
2463         {
2464             // find any center docks
2465             FindDocks(docks, wxAUI_DOCK_CENTER, -1, -1, arr);
2466             if (!arr.IsEmpty())
2467             {
2468                 for (row = 0,row_count = arr.GetCount(); row<row_count; ++row)
2469                    LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2470             }
2471             else if (!m_has_maximized)
2472             {
2473                 // there are no center docks, add a background area
2474                 wxSizerItem* sizer_item = middle->Add(1,1, 1, wxEXPAND);
2475                 wxAuiDockUIPart part;
2476                 part.type = wxAuiDockUIPart::typeBackground;
2477                 part.pane = NULL;
2478                 part.dock = NULL;
2479                 part.button = NULL;
2480                 part.cont_sizer = middle;
2481                 part.sizer_item = sizer_item;
2482                 uiparts.Add(part);
2483             }
2484         }
2485         else
2486         {
2487             middle->Add(old_cont, 1, wxEXPAND);
2488         }
2489
2490         // find any right docks in this layer
2491         FindDocks(docks, wxAUI_DOCK_RIGHT, layer, -1, arr);
2492         if (!arr.IsEmpty())
2493         {
2494             for (row = arr.GetCount()-1; row >= 0; --row)
2495                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
2496         }
2497
2498         if (middle->GetChildren().GetCount() > 0)
2499             cont->Add(middle, 1, wxEXPAND);
2500              else
2501             delete middle;
2502
2503
2504
2505         // find any bottom docks in this layer
2506         FindDocks(docks, wxAUI_DOCK_BOTTOM, layer, -1, arr);
2507         if (!arr.IsEmpty())
2508         {
2509             for (row = arr.GetCount()-1; row >= 0; --row)
2510                 LayoutAddDock(cont, *arr.Item(row), uiparts, spacer_only);
2511         }
2512
2513     }
2514
2515     if (!cont)
2516     {
2517         // no sizer available, because there are no docks,
2518         // therefore we will create a simple background area
2519         cont = new wxAuiProportionalBoxSizer(wxVERTICAL);
2520         wxSizerItem* sizer_item = cont->Add(1,1, 1, wxEXPAND);
2521         wxAuiDockUIPart part;
2522         part.type = wxAuiDockUIPart::typeBackground;
2523         part.pane = NULL;
2524         part.dock = NULL;
2525         part.button = NULL;
2526         part.cont_sizer = middle;
2527         part.sizer_item = sizer_item;
2528         uiparts.Add(part);
2529     }
2530
2531     container->Add(cont, 1, wxEXPAND);
2532     return container;
2533 }
2534
2535
2536 // SetDockSizeConstraint() allows the dock constraints to be set.  For example,
2537 // specifying values of 0.5, 0.5 will mean that upon dock creation, a dock may
2538 // not be larger than half of the window's size
2539
2540 void wxAuiManager::SetDockSizeConstraint(double width_pct, double height_pct)
2541 {
2542     m_dock_constraint_x = wxMax(0.0, wxMin(1.0, width_pct));
2543     m_dock_constraint_y = wxMax(0.0, wxMin(1.0, height_pct));
2544 }
2545
2546 void wxAuiManager::GetDockSizeConstraint(double* width_pct, double* height_pct) const
2547 {
2548     if (width_pct)
2549         *width_pct = m_dock_constraint_x;
2550
2551     if (height_pct)
2552         *height_pct = m_dock_constraint_y;
2553 }
2554
2555
2556
2557 // Update() updates the layout.  Whenever changes are made to
2558 // one or more panes, this function should be called.  It is the
2559 // external entry point for running the layout engine.
2560
2561 void wxAuiManager::Update()
2562 {
2563     m_hover_button = NULL;
2564     m_action_part = NULL;
2565
2566     wxSizer* sizer;
2567     int i, pane_count = m_panes.GetCount();
2568
2569
2570     // destroy floating panes which have been
2571     // redocked or are becoming non-floating
2572     for (i = 0; i < pane_count; ++i)
2573     {
2574         wxAuiPaneInfo& p = m_panes.Item(i);
2575
2576         if (!p.IsFloating() && p.frame)
2577         {
2578             // because the pane is no longer in a floating, we need to
2579             // reparent it to m_frame and destroy the floating frame
2580
2581             // reduce flicker
2582             p.window->SetSize(1,1);
2583
2584
2585             // the following block is a workaround for bug #1531361
2586             // (see wxWidgets sourceforge page).  On wxGTK (only), when
2587             // a frame is shown/hidden, a move event unfortunately
2588             // also gets fired.  Because we may be dragging around
2589             // a pane, we need to cancel that action here to prevent
2590             // a spurious crash.
2591             if (m_action_window == p.frame)
2592             {
2593                 if (wxWindow::GetCapture() == m_frame)
2594                     m_frame->ReleaseMouse();
2595                 m_action = actionNone;
2596                 m_action_window = NULL;
2597             }
2598
2599             // hide the frame
2600             if (p.frame->IsShown())
2601                 p.frame->Show(false);
2602
2603             // reparent to m_frame and destroy the pane
2604             if (m_action_window == p.frame)
2605             {
2606                 m_action_window = NULL;
2607             }
2608
2609             p.window->Reparent(m_frame);
2610             p.frame->SetSizer(NULL);
2611             p.frame->Destroy();
2612             p.frame = NULL;
2613         }
2614     }
2615
2616
2617     // delete old sizer first
2618     m_frame->SetSizer(NULL);
2619
2620     // create a layout for all of the panes
2621     sizer = LayoutAll(m_panes, m_docks, m_uiparts, false);
2622
2623     // hide or show panes as necessary,
2624     // and float panes as necessary
2625     for (i = 0; i < pane_count; ++i)
2626     {
2627         wxAuiPaneInfo& p = m_panes.Item(i);
2628
2629         if (p.IsFloating())
2630         {
2631             if (p.frame == NULL)
2632             {
2633                 // we need to create a frame for this
2634                 // pane, which has recently been floated
2635                 wxAuiFloatingFrame* frame = CreateFloatingFrame(m_frame, p);
2636
2637                 // on MSW and Mac, if the owner desires transparent dragging, and
2638                 // the dragging is happening right now, then the floating
2639                 // window should have this style by default
2640                 if (m_action == actionDragFloatingPane &&
2641                     (m_flags & wxAUI_MGR_TRANSPARENT_DRAG))
2642                         frame->SetTransparent(150);
2643
2644                 frame->SetPaneWindow(p);
2645                 p.frame = frame;
2646
2647                 if (p.IsShown() && !frame->IsShown())
2648                     frame->Show();
2649             }
2650             else
2651             {
2652                 // frame already exists, make sure it's position
2653                 // and size reflect the information in wxAuiPaneInfo
2654                 if ((p.frame->GetPosition() != p.floating_pos) || (p.frame->GetSize() != p.floating_size))
2655                 {
2656                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2657                                      p.floating_size.x, p.floating_size.y,
2658                                      wxSIZE_USE_EXISTING);
2659                 /*
2660                     p.frame->SetSize(p.floating_pos.x, p.floating_pos.y,
2661                                      wxDefaultCoord, wxDefaultCoord,
2662                                      wxSIZE_USE_EXISTING);
2663                     //p.frame->Move(p.floating_pos.x, p.floating_pos.y);
2664                 */
2665                 }
2666
2667                 if (p.frame->IsShown() != p.IsShown())
2668                     p.frame->Show(p.IsShown());
2669             }
2670         }
2671         else
2672         {
2673             if (p.window->IsShown() != p.IsShown())
2674                 p.window->Show(p.IsShown());
2675         }
2676
2677         // if "active panes" are no longer allowed, clear
2678         // any optionActive values from the pane states
2679         if ((m_flags & wxAUI_MGR_ALLOW_ACTIVE_PANE) == 0)
2680         {
2681             p.state &= ~wxAuiPaneInfo::optionActive;
2682         }
2683     }
2684
2685
2686     // keep track of the old window rectangles so we can
2687     // refresh those windows whose rect has changed
2688     wxAuiRectArray old_pane_rects;
2689     for (i = 0; i < pane_count; ++i)
2690     {
2691         wxRect r;
2692         wxAuiPaneInfo& p = m_panes.Item(i);
2693
2694         if (p.window && p.IsShown() && p.IsDocked())
2695             r = p.rect;
2696
2697         old_pane_rects.Add(r);
2698     }
2699
2700
2701
2702
2703     // apply the new sizer
2704     m_frame->SetSizer(sizer);
2705     m_frame->SetAutoLayout(false);
2706     DoFrameLayout();
2707
2708
2709
2710     // now that the frame layout is done, we need to check
2711     // the new pane rectangles against the old rectangles that
2712     // we saved a few lines above here.  If the rectangles have
2713     // changed, the corresponding panes must also be updated
2714     for (i = 0; i < pane_count; ++i)
2715     {
2716         wxAuiPaneInfo& p = m_panes.Item(i);
2717         if (p.window && p.window->IsShown() && p.IsDocked())
2718         {
2719             if (p.rect != old_pane_rects[i])
2720             {
2721                 p.window->Refresh();
2722                 p.window->Update();
2723             }
2724         }
2725     }
2726
2727
2728     Repaint();
2729
2730     // set frame's minimum size
2731
2732 /*
2733     // N.B. More work needs to be done on frame minimum sizes;
2734     // this is some intresting code that imposes the minimum size,
2735     // but we may want to include a more flexible mechanism or
2736     // options for multiple minimum-size modes, e.g. strict or lax
2737     wxSize min_size = sizer->GetMinSize();
2738     wxSize frame_size = m_frame->GetSize();
2739     wxSize client_size = m_frame->GetClientSize();
2740
2741     wxSize minframe_size(min_size.x+frame_size.x-client_size.x,
2742                          min_size.y+frame_size.y-client_size.y );
2743
2744     m_frame->SetMinSize(minframe_size);
2745
2746     if (frame_size.x < minframe_size.x ||
2747         frame_size.y < minframe_size.y)
2748             sizer->Fit(m_frame);
2749 */
2750 }
2751
2752
2753 // DoFrameLayout() is an internal function which invokes wxSizer::Layout
2754 // on the frame's main sizer, then measures all the various UI items
2755 // and updates their internal rectangles.  This should always be called
2756 // instead of calling m_frame->Layout() directly
2757
2758 void wxAuiManager::DoFrameLayout()
2759 {
2760     m_frame->Layout();
2761
2762     int i, part_count;
2763     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2764     {
2765         wxAuiDockUIPart& part = m_uiparts.Item(i);
2766
2767         // get the rectangle of the UI part
2768         // originally, this code looked like this:
2769         //    part.rect = wxRect(part.sizer_item->GetPosition(),
2770         //                       part.sizer_item->GetSize());
2771         // this worked quite well, with one exception: the mdi
2772         // client window had a "deferred" size variable
2773         // that returned the wrong size.  It looks like
2774         // a bug in wx, because the former size of the window
2775         // was being returned.  So, we will retrieve the part's
2776         // rectangle via other means
2777
2778
2779         part.rect = part.sizer_item->GetRect();
2780         int flag = part.sizer_item->GetFlag();
2781         int border = part.sizer_item->GetBorder();
2782         if (flag & wxTOP)
2783         {
2784             part.rect.y -= border;
2785             part.rect.height += border;
2786         }
2787         if (flag & wxLEFT)
2788         {
2789             part.rect.x -= border;
2790             part.rect.width += border;
2791         }
2792         if (flag & wxBOTTOM)
2793             part.rect.height += border;
2794         if (flag & wxRIGHT)
2795             part.rect.width += border;
2796
2797
2798         if (part.type == wxAuiDockUIPart::typeDock)
2799             part.dock->rect = part.rect;
2800         if (part.type == wxAuiDockUIPart::typePane)
2801             part.pane->rect = part.rect;
2802     }
2803 }
2804
2805 // GetPanePart() looks up the pane the pane border UI part (or the regular
2806 // pane part if there is no border). This allows the caller to get the exact
2807 // rectangle of the pane in question, including decorations like
2808 // caption and border (if any).
2809
2810 wxAuiDockUIPart* wxAuiManager::GetPanePart(wxWindow* wnd)
2811 {
2812     int i, part_count;
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::typePaneBorder &&
2817             part.pane && part.pane->window == wnd)
2818                 return &part;
2819     }
2820     for (i = 0, part_count = m_uiparts.GetCount(); i < part_count; ++i)
2821     {
2822         wxAuiDockUIPart& part = m_uiparts.Item(i);
2823         if (part.type == wxAuiDockUIPart::typePane &&
2824             part.pane && part.pane->window == wnd)
2825                 return &part;
2826     }
2827     return NULL;
2828 }
2829
2830
2831
2832 // GetDockPixelOffset() is an internal function which returns
2833 // a dock's offset in pixels from the left side of the window
2834 // (for horizontal docks) or from the top of the window (for
2835 // vertical docks).  This value is necessary for calculating
2836 // fixel-pane/toolbar offsets when they are dragged.
2837
2838 int wxAuiManager::GetDockPixelOffset(wxAuiPaneInfo& test)
2839 {
2840     // the only way to accurately calculate the dock's
2841     // offset is to actually run a theoretical layout
2842
2843     int i, part_count, dock_count;
2844     wxAuiDockInfoArray docks;
2845     wxAuiPaneInfoArray panes;
2846     wxAuiDockUIPartArray uiparts;
2847     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
2848     panes.Add(test);
2849
2850     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
2851     wxSize client_size = m_frame->GetClientSize();
2852     sizer->SetDimension(0, 0, client_size.x, client_size.y);
2853     sizer->Layout();
2854
2855     for (i = 0, part_count = uiparts.GetCount(); i < part_count; ++i)
2856     {
2857         wxAuiDockUIPart& part = uiparts.Item(i);
2858         part.rect = wxRect(part.sizer_item->GetPosition(),
2859                            part.sizer_item->GetSize());
2860         if (part.type == wxAuiDockUIPart::typeDock)
2861             part.dock->rect = part.rect;
2862     }
2863
2864     delete sizer;
2865
2866     for (i = 0, dock_count = docks.GetCount(); i < dock_count; ++i)
2867     {
2868         wxAuiDockInfo& dock = docks.Item(i);
2869         if (test.dock_direction == dock.dock_direction &&
2870             test.dock_layer==dock.dock_layer && test.dock_row==dock.dock_row)
2871         {
2872             if (dock.IsVertical())
2873                 return dock.rect.y;
2874             else
2875                 return dock.rect.x;
2876         }
2877     }
2878
2879     return 0;
2880 }
2881
2882
2883
2884 // ProcessDockResult() is a utility function used by DoDrop() - it checks
2885 // if a dock operation is allowed, the new dock position is copied into
2886 // the target info.  If the operation was allowed, the function returns true.
2887
2888 bool wxAuiManager::ProcessDockResult(wxAuiPaneInfo& target,
2889                                      const wxAuiPaneInfo& new_pos)
2890 {
2891     bool allowed = false;
2892     switch (new_pos.dock_direction)
2893     {
2894         case wxAUI_DOCK_TOP:    allowed = target.IsTopDockable();    break;
2895         case wxAUI_DOCK_BOTTOM: allowed = target.IsBottomDockable(); break;
2896         case wxAUI_DOCK_LEFT:   allowed = target.IsLeftDockable();   break;
2897         case wxAUI_DOCK_RIGHT:  allowed = target.IsRightDockable();  break;
2898     }
2899
2900     if (allowed)
2901         target = new_pos;
2902
2903     return allowed;
2904 }
2905
2906
2907 // DoDrop() is an important function.  It basically takes a mouse position,
2908 // and determines where the pane's new position would be.  If the pane is to be
2909 // dropped, it performs the drop operation using the specified dock and pane
2910 // arrays.  By specifying copied dock and pane arrays when calling, a "what-if"
2911 // scenario can be performed, giving precise coordinates for drop hints.
2912 // If, however, wxAuiManager:m_docks and wxAuiManager::m_panes are specified
2913 // as parameters, the changes will be made to the main state arrays
2914
2915 const int auiInsertRowPixels = 10;
2916 const int auiNewRowPixels = 40;
2917 const int auiLayerInsertPixels = 40;
2918 const int auiLayerInsertOffset = 5;
2919
2920 bool wxAuiManager::DoDrop(wxAuiDockInfoArray& docks,
2921                           wxAuiPaneInfoArray& panes,
2922                           wxAuiPaneInfo& target,
2923                           const wxPoint& pt,
2924                           const wxPoint& offset)
2925 {
2926     wxSize cli_size = m_frame->GetClientSize();
2927
2928     wxAuiPaneInfo drop = target;
2929
2930
2931     // The result should always be shown
2932     drop.Show();
2933
2934
2935     // Check to see if the pane has been dragged outside of the window
2936     // (or near to the outside of the window), if so, dock it along the edge
2937
2938
2939     int layer_insert_offset = auiLayerInsertOffset;
2940     if (drop.IsToolbar())
2941         layer_insert_offset = 0;
2942
2943
2944     if (pt.x < layer_insert_offset &&
2945         pt.x > layer_insert_offset-auiLayerInsertPixels)
2946     {
2947         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
2948                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
2949                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)) + 1;
2950
2951         if (drop.IsToolbar())
2952             new_layer = auiToolBarLayer;
2953
2954         drop.Dock().Left().
2955              Layer(new_layer).
2956              Row(0).
2957              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2958         return ProcessDockResult(target, drop);
2959     }
2960     else if (pt.y < layer_insert_offset &&
2961              pt.y > layer_insert_offset-auiLayerInsertPixels)
2962     {
2963         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
2964                                 GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2965                                 GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2966
2967         if (drop.IsToolbar())
2968             new_layer = auiToolBarLayer;
2969
2970         drop.Dock().Top().
2971              Layer(new_layer).
2972              Row(0).
2973              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
2974         return ProcessDockResult(target, drop);
2975     }
2976     else if (pt.x >= cli_size.x - layer_insert_offset &&
2977              pt.x < cli_size.x - layer_insert_offset + auiLayerInsertPixels)
2978     {
2979         int new_layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
2980                                 GetMaxLayer(docks, wxAUI_DOCK_TOP)),
2981                                 GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)) + 1;
2982
2983         if (drop.IsToolbar())
2984             new_layer = auiToolBarLayer;
2985
2986         drop.Dock().Right().
2987              Layer(new_layer).
2988              Row(0).
2989              Position(pt.y - GetDockPixelOffset(drop) - offset.y);
2990         return ProcessDockResult(target, drop);
2991     }
2992     else if (pt.y >= cli_size.y - layer_insert_offset &&
2993              pt.y < cli_size.y - layer_insert_offset + auiLayerInsertPixels)
2994     {
2995         int new_layer = wxMax( wxMax( GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
2996                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
2997                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT)) + 1;
2998
2999         if (drop.IsToolbar())
3000             new_layer = auiToolBarLayer;
3001
3002         drop.Dock().Bottom().
3003              Layer(new_layer).
3004              Row(0).
3005              Position(pt.x - GetDockPixelOffset(drop) - offset.x);
3006         return ProcessDockResult(target, drop);
3007     }
3008
3009
3010     wxAuiDockUIPart* part = HitTest(pt.x, pt.y);
3011
3012
3013     if (drop.IsToolbar())
3014     {
3015         if (!part || !part->dock)
3016             return false;
3017
3018         // calculate the offset from where the dock begins
3019         // to the point where the user dropped the pane
3020         int dock_drop_offset = 0;
3021         if (part->dock->IsHorizontal())
3022             dock_drop_offset = pt.x - part->dock->rect.x - offset.x;
3023         else
3024             dock_drop_offset = pt.y - part->dock->rect.y - offset.y;
3025
3026
3027         // toolbars may only be moved in and to fixed-pane docks,
3028         // otherwise we will try to float the pane.  Also, the pane
3029         // should float if being dragged over center pane windows
3030         if (!part->dock->fixed || part->dock->dock_direction == wxAUI_DOCK_CENTER ||
3031             pt.x >= cli_size.x || pt.x <= 0 || pt.y >= cli_size.y || pt.y <= 0)
3032         {
3033             if (m_last_rect.IsEmpty() || m_last_rect.Contains(pt.x, pt.y ))
3034             {
3035                 m_skipping = true;
3036             }
3037             else
3038             {
3039                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) && drop.IsFloatable())
3040                 {
3041                     drop.Float();
3042                 }
3043
3044                 m_skipping = false;
3045
3046                 return ProcessDockResult(target, drop);
3047             }
3048
3049             drop.Position(pt.x - GetDockPixelOffset(drop) - offset.x);
3050
3051             return ProcessDockResult(target, drop);
3052         }
3053
3054         m_skipping = false;
3055
3056         m_last_rect = part->dock->rect;
3057         m_last_rect.Inflate( 15, 15 );
3058
3059         drop.Dock().
3060              Direction(part->dock->dock_direction).
3061              Layer(part->dock->dock_layer).
3062              Row(part->dock->dock_row).
3063              Position(dock_drop_offset);
3064
3065         if ((
3066             ((pt.y < part->dock->rect.y + 1) && part->dock->IsHorizontal()) ||
3067             ((pt.x < part->dock->rect.x + 1) && part->dock->IsVertical())
3068             ) && part->dock->panes.GetCount() > 1)
3069         {
3070             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
3071                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
3072             {
3073                 int row = drop.dock_row;
3074                 DoInsertDockRow(panes, part->dock->dock_direction,
3075                                 part->dock->dock_layer,
3076                                 part->dock->dock_row);
3077                 drop.dock_row = row;
3078             }
3079             else
3080             {
3081                 DoInsertDockRow(panes, part->dock->dock_direction,
3082                                 part->dock->dock_layer,
3083                                 part->dock->dock_row+1);
3084                 drop.dock_row = part->dock->dock_row+1;
3085             }
3086         }
3087
3088         if ((
3089             ((pt.y > part->dock->rect.y + part->dock->rect.height - 2 ) && part->dock->IsHorizontal()) ||
3090             ((pt.x > part->dock->rect.x + part->dock->rect.width - 2 ) && part->dock->IsVertical())
3091             ) && part->dock->panes.GetCount() > 1)
3092         {
3093             if ((part->dock->dock_direction == wxAUI_DOCK_TOP) ||
3094                 (part->dock->dock_direction == wxAUI_DOCK_LEFT))
3095             {
3096                 DoInsertDockRow(panes, part->dock->dock_direction,
3097                                 part->dock->dock_layer,
3098                                 part->dock->dock_row+1);
3099                 drop.dock_row = part->dock->dock_row+1;
3100             }
3101             else
3102             {
3103                 int row = drop.dock_row;
3104                 DoInsertDockRow(panes, part->dock->dock_direction,
3105                                 part->dock->dock_layer,
3106                                 part->dock->dock_row);
3107                 drop.dock_row = row;
3108             }
3109         }
3110
3111         return ProcessDockResult(target, drop);
3112     }
3113
3114
3115
3116
3117     if (!part)
3118         return false;
3119
3120     if (part->type == wxAuiDockUIPart::typePaneBorder ||
3121         part->type == wxAuiDockUIPart::typeCaption ||
3122         part->type == wxAuiDockUIPart::typeGripper ||
3123         part->type == wxAuiDockUIPart::typePaneButton ||
3124         part->type == wxAuiDockUIPart::typePane ||
3125         part->type == wxAuiDockUIPart::typePaneSizer ||
3126         part->type == wxAuiDockUIPart::typeDockSizer ||
3127         part->type == wxAuiDockUIPart::typeBackground)
3128     {
3129         if (part->type == wxAuiDockUIPart::typeDockSizer)
3130         {
3131             if (part->dock->panes.GetCount() != 1)
3132                 return false;
3133             part = GetPanePart(part->dock->panes.Item(0)->window);
3134             if (!part)
3135                 return false;
3136         }
3137
3138
3139
3140         // If a normal frame is being dragged over a toolbar, insert it
3141         // along the edge under the toolbar, but over all other panes.
3142         // (this could be done much better, but somehow factoring this
3143         // calculation with the one at the beginning of this function)
3144         if (part->dock && part->dock->toolbar)
3145         {
3146             int layer = 0;
3147
3148             switch (part->dock->dock_direction)
3149             {
3150                 case wxAUI_DOCK_LEFT:
3151                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_LEFT),
3152                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM)),
3153                                       GetMaxLayer(docks, wxAUI_DOCK_TOP));
3154                     break;
3155                 case wxAUI_DOCK_TOP:
3156                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_TOP),
3157                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3158                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3159                     break;
3160                 case wxAUI_DOCK_RIGHT:
3161                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_RIGHT),
3162                                       GetMaxLayer(docks, wxAUI_DOCK_TOP)),
3163                                       GetMaxLayer(docks, wxAUI_DOCK_BOTTOM));
3164                     break;
3165                 case wxAUI_DOCK_BOTTOM:
3166                     layer = wxMax(wxMax(GetMaxLayer(docks, wxAUI_DOCK_BOTTOM),
3167                                       GetMaxLayer(docks, wxAUI_DOCK_LEFT)),
3168                                       GetMaxLayer(docks, wxAUI_DOCK_RIGHT));
3169                     break;
3170             }
3171
3172             DoInsertDockRow(panes, part->dock->dock_direction,
3173                             layer, 0);
3174             drop.Dock().
3175                  Direction(part->dock->dock_direction).
3176                  Layer(layer).Row(0).Position(0);
3177             return ProcessDockResult(target, drop);
3178         }
3179
3180
3181         if (!part->pane)
3182             return false;
3183
3184         part = GetPanePart(part->pane->window);
3185         if (!part)
3186             return false;
3187
3188         bool insert_dock_row = false;
3189         int insert_row = part->pane->dock_row;
3190         int insert_dir = part->pane->dock_direction;
3191         int insert_layer = part->pane->dock_layer;
3192
3193         switch (part->pane->dock_direction)
3194         {
3195             case wxAUI_DOCK_TOP:
3196                 if (pt.y >= part->rect.y &&
3197                     pt.y < part->rect.y+auiInsertRowPixels)
3198                         insert_dock_row = true;
3199                 break;
3200             case wxAUI_DOCK_BOTTOM:
3201                 if (pt.y > part->rect.y+part->rect.height-auiInsertRowPixels &&
3202                     pt.y <= part->rect.y + part->rect.height)
3203                         insert_dock_row = true;
3204                 break;
3205             case wxAUI_DOCK_LEFT:
3206                 if (pt.x >= part->rect.x &&
3207                     pt.x < part->rect.x+auiInsertRowPixels)
3208                         insert_dock_row = true;
3209                 break;
3210             case wxAUI_DOCK_RIGHT:
3211                 if (pt.x > part->rect.x+part->rect.width-auiInsertRowPixels &&
3212                     pt.x <= part->rect.x+part->rect.width)
3213                         insert_dock_row = true;
3214                 break;
3215             case wxAUI_DOCK_CENTER:
3216             {
3217                 // "new row pixels" will be set to the default, but
3218                 // must never exceed 20% of the window size
3219                 int new_row_pixels_x = auiNewRowPixels;
3220                 int new_row_pixels_y = auiNewRowPixels;
3221
3222                 if (new_row_pixels_x > (part->rect.width*20)/100)
3223                     new_row_pixels_x = (part->rect.width*20)/100;
3224
3225                 if (new_row_pixels_y > (part->rect.height*20)/100)
3226                     new_row_pixels_y = (part->rect.height*20)/100;
3227
3228
3229                 // determine if the mouse pointer is in a location that
3230                 // will cause a new row to be inserted.  The hot spot positions
3231                 // are along the borders of the center pane
3232
3233                 insert_layer = 0;
3234                 insert_dock_row = true;
3235                 const wxRect& pr = part->rect;
3236                 if (pt.x >= pr.x && pt.x < pr.x + new_row_pixels_x)
3237                     insert_dir = wxAUI_DOCK_LEFT;
3238                 else if (pt.y >= pr.y && pt.y < pr.y + new_row_pixels_y)
3239                     insert_dir = wxAUI_DOCK_TOP;
3240                 else if (pt.x >= pr.x + pr.width - new_row_pixels_x &&
3241                          pt.x < pr.x + pr.width)
3242                     insert_dir = wxAUI_DOCK_RIGHT;
3243                 else if (pt.y >= pr.y+ pr.height - new_row_pixels_y &&
3244                          pt.y < pr.y + pr.height)
3245                     insert_dir = wxAUI_DOCK_BOTTOM;
3246                 else
3247                     return false;
3248
3249                 insert_row = GetMaxRow(panes, insert_dir, insert_layer) + 1;
3250             }
3251         }
3252
3253         if (insert_dock_row)
3254         {
3255             DoInsertDockRow(panes, insert_dir, insert_layer, insert_row);
3256             drop.Dock().Direction(insert_dir).
3257                         Layer(insert_layer).
3258                         Row(insert_row).
3259                         Position(0);
3260             return ProcessDockResult(target, drop);
3261         }
3262
3263         // determine the mouse offset and the pane size, both in the
3264         // direction of the dock itself, and perpendicular to the dock
3265
3266         int offset, size;
3267
3268         if (part->orientation == wxVERTICAL)
3269         {
3270             offset = pt.y - part->rect.y;
3271             size = part->rect.GetHeight();
3272         }
3273         else
3274         {
3275             offset = pt.x - part->rect.x;
3276             size = part->rect.GetWidth();
3277         }
3278
3279         int drop_position = part->pane->dock_pos;
3280
3281         // if we are in the top/left part of the pane,
3282         // insert the pane before the pane being hovered over
3283         if (offset <= size/2)
3284         {
3285             drop_position = part->pane->dock_pos;
3286             DoInsertPane(panes,
3287                          part->pane->dock_direction,
3288                          part->pane->dock_layer,
3289                          part->pane->dock_row,
3290                          part->pane->dock_pos);
3291         }
3292
3293         // if we are in the bottom/right part of the pane,
3294         // insert the pane before the pane being hovered over
3295         if (offset > size/2)
3296         {
3297             drop_position = part->pane->dock_pos+1;
3298             DoInsertPane(panes,
3299                          part->pane->dock_direction,
3300                          part->pane->dock_layer,
3301                          part->pane->dock_row,
3302                          part->pane->dock_pos+1);
3303         }
3304
3305         drop.Dock().
3306              Direction(part->dock->dock_direction).
3307              Layer(part->dock->dock_layer).
3308              Row(part->dock->dock_row).
3309              Position(drop_position);
3310         return ProcessDockResult(target, drop);
3311     }
3312
3313     return false;
3314 }
3315
3316
3317 void wxAuiManager::OnHintFadeTimer(wxTimerEvent& WXUNUSED(event))
3318 {
3319     if (!m_hint_wnd || m_hint_fadeamt >= m_hint_fademax)
3320     {
3321         m_hint_fadetimer.Stop();
3322         return;
3323     }
3324
3325     m_hint_fadeamt += 4;
3326     m_hint_wnd->SetTransparent(m_hint_fadeamt);
3327 }
3328
3329 void wxAuiManager::ShowHint(const wxRect& rect)
3330 {
3331     if (m_hint_wnd)
3332     {
3333         // if the hint rect is the same as last time, don't do anything
3334         if (m_last_hint == rect)
3335             return;
3336         m_last_hint = rect;
3337
3338         m_hint_fadeamt = m_hint_fademax;
3339
3340         if ((m_flags & wxAUI_MGR_HINT_FADE)
3341             && !((m_hint_wnd->IsKindOf(CLASSINFO(wxPseudoTransparentFrame))) &&
3342                  (m_flags & wxAUI_MGR_NO_VENETIAN_BLINDS_FADE))
3343             )
3344             m_hint_fadeamt = 0;
3345
3346         m_hint_wnd->SetSize(rect);
3347         m_hint_wnd->SetTransparent(m_hint_fadeamt);
3348
3349         if (!m_hint_wnd->IsShown())
3350             m_hint_wnd->Show();
3351
3352         // if we are dragging a floating pane, set the focus
3353         // back to that floating pane (otherwise it becomes unfocused)
3354         if (m_action == actionDragFloatingPane && m_action_window)
3355             m_action_window->SetFocus();
3356
3357         m_hint_wnd->Raise();
3358
3359
3360         if (m_hint_fadeamt != m_hint_fademax) //  Only fade if we need to
3361         {
3362             // start fade in timer
3363             m_hint_fadetimer.SetOwner(this, 101);
3364             m_hint_fadetimer.Start(5);
3365         }
3366     }
3367     else  // Not using a transparent hint window...
3368     {
3369         if (!(m_flags & wxAUI_MGR_RECTANGLE_HINT))
3370             return;
3371
3372         if (m_last_hint != rect)
3373         {
3374             // remove the last hint rectangle
3375             m_last_hint = rect;
3376             m_frame->Refresh();
3377             m_frame->Update();
3378         }
3379
3380         wxScreenDC screendc;
3381         wxRegion clip(1, 1, 10000, 10000);
3382
3383         // clip all floating windows, so we don't draw over them
3384         int i, pane_count;
3385         for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
3386         {
3387             wxAuiPaneInfo& pane = m_panes.Item(i);
3388
3389             if (pane.IsFloating() &&
3390                 pane.frame->IsShown())
3391             {
3392                 wxRect rect = pane.frame->GetRect();
3393 #ifdef __WXGTK__
3394                 // wxGTK returns the client size, not the whole frame size
3395                 rect.width += 15;
3396                 rect.height += 35;
3397                 rect.Inflate(5);
3398 #endif
3399
3400                 clip.Subtract(rect);
3401             }
3402         }
3403
3404         // As we can only hide the hint by redrawing the managed window, we
3405         // need to clip the region to the managed window too or we get
3406         // nasty redrawn problems.
3407         clip.Intersect(m_frame->GetRect());
3408
3409         screendc.SetDeviceClippingRegion(clip);
3410
3411         wxBitmap stipple = wxPaneCreateStippleBitmap();
3412         wxBrush brush(stipple);
3413         screendc.SetBrush(brush);
3414         screendc.SetPen(*wxTRANSPARENT_PEN);
3415
3416         screendc.DrawRectangle(rect.x, rect.y, 5, rect.height);
3417         screendc.DrawRectangle(rect.x+5, rect.y, rect.width-10, 5);
3418         screendc.DrawRectangle(rect.x+rect.width-5, rect.y, 5, rect.height);
3419         screendc.DrawRectangle(rect.x+5, rect.y+rect.height-5, rect.width-10, 5);
3420     }
3421 }
3422
3423 void wxAuiManager::HideHint()
3424 {
3425     // hides a transparent window hint, if there is one
3426     if (m_hint_wnd)
3427     {
3428         if (m_hint_wnd->IsShown())
3429             m_hint_wnd->Show(false);
3430         m_hint_wnd->SetTransparent(0);
3431         m_hint_fadetimer.Stop();
3432         m_last_hint = wxRect();
3433         return;
3434     }
3435
3436     // hides a painted hint by redrawing the frame window
3437     if (!m_last_hint.IsEmpty())
3438     {
3439         m_frame->Refresh();
3440         m_frame->Update();
3441         m_last_hint = wxRect();
3442     }
3443 }
3444
3445 void wxAuiManager::OnHintActivate(wxActivateEvent& WXUNUSED(event))
3446 {
3447     // Do nothing so this event isn't handled in the base handlers.
3448
3449     // Letting the hint window activate without this handler can lead to
3450     // weird behavior on Mac where the menu is switched out to the top
3451     // window's menu in MDI applications when it shouldn't be. So since
3452     // we don't want user interaction with the hint window anyway, we just
3453     // prevent it from activating here.
3454 }
3455
3456
3457
3458 void wxAuiManager::StartPaneDrag(wxWindow* pane_window,
3459                                  const wxPoint& offset)
3460 {
3461     wxAuiPaneInfo& pane = GetPane(pane_window);
3462     if (!pane.IsOk())
3463         return;
3464
3465     if (pane.IsToolbar())
3466     {
3467         m_action = actionDragToolbarPane;
3468     }
3469     else
3470     {
3471         m_action = actionDragFloatingPane;
3472     }
3473
3474     m_action_window = pane_window;
3475     m_action_offset = offset;
3476     m_frame->CaptureMouse();
3477 }
3478
3479
3480 // CalculateHintRect() calculates the drop hint rectangle.  The method
3481 // first calls DoDrop() to determine the exact position the pane would
3482 // be at were if dropped.  If the pane would indeed become docked at the
3483 // specified drop point, the the rectangle hint will be returned in
3484 // screen coordinates.  Otherwise, an empty rectangle is returned.
3485 // |pane_window| is the window pointer of the pane being dragged, |pt| is
3486 // the mouse position, in client coordinates.  |offset| describes the offset
3487 // that the mouse is from the upper-left corner of the item being dragged
3488
3489 wxRect wxAuiManager::CalculateHintRect(wxWindow* pane_window,
3490                                        const wxPoint& pt,
3491                                        const wxPoint& offset)
3492 {
3493     wxRect rect;
3494
3495     // we need to paint a hint rectangle; to find out the exact hint rectangle,
3496     // we will create a new temporary layout and then measure the resulting
3497     // rectangle; we will create a copy of the docking structures (m_dock)
3498     // so that we don't modify the real thing on screen
3499
3500     int i, pane_count, part_count;
3501     wxAuiDockInfoArray docks;
3502     wxAuiPaneInfoArray panes;
3503     wxAuiDockUIPartArray uiparts;
3504     wxAuiPaneInfo hint = GetPane(pane_window);
3505     hint.name = wxT("__HINT__");
3506     hint.PaneBorder(true);
3507     hint.Show();
3508
3509     if (!hint.IsOk())
3510         return rect;
3511
3512     CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3513
3514     // remove any pane already there which bears the same window;
3515     // this happens when you are moving a pane around in a dock
3516     for (i = 0, pane_count = panes.GetCount(); i < pane_count; ++i)
3517     {
3518         if (panes.Item(i).window == pane_window)
3519         {
3520             RemovePaneFromDocks(docks, panes.Item(i));
3521             panes.RemoveAt(i);
3522             break;
3523         }
3524     }
3525
3526     // find out where the new pane would be
3527     if (!DoDrop(docks, panes, hint, pt, offset))
3528     {
3529         return rect;
3530     }
3531
3532     panes.Add(hint);
3533
3534     wxSizer* sizer = LayoutAll(panes, docks, uiparts, true);
3535     wxSize client_size = m_frame->GetClientSize();
3536     sizer->SetDimension(0, 0, client_size.x, client_size.y);
3537     sizer->Layout();
3538
3539     for (i = 0, part_count = uiparts.GetCount();
3540          i < part_count; ++i)
3541     {
3542         wxAuiDockUIPart& part = uiparts.Item(i);
3543
3544         if (part.type == wxAuiDockUIPart::typePaneBorder &&
3545             part.pane && part.pane->name == wxT("__HINT__"))
3546         {
3547             rect = wxRect(part.sizer_item->GetPosition(),
3548                           part.sizer_item->GetSize());
3549             break;
3550         }
3551     }
3552
3553     delete sizer;
3554
3555     if (rect.IsEmpty())
3556     {
3557         return rect;
3558     }
3559
3560     // actually show the hint rectangle on the screen
3561     m_frame->ClientToScreen(&rect.x, &rect.y);
3562
3563     if ( m_frame->GetLayoutDirection() == wxLayout_RightToLeft )
3564     {
3565         // Mirror rectangle in RTL mode
3566         rect.x -= rect.GetWidth();
3567     }
3568
3569     return rect;
3570 }
3571
3572 // DrawHintRect() calculates the hint rectangle by calling
3573 // CalculateHintRect().  If there is a rectangle, it shows it
3574 // by calling ShowHint(), otherwise it hides any hint
3575 // rectangle currently shown
3576 void wxAuiManager::DrawHintRect(wxWindow* pane_window,
3577                                 const wxPoint& pt,
3578                                 const wxPoint& offset)
3579 {
3580     wxRect rect = CalculateHintRect(pane_window, pt, offset);
3581
3582     if (rect.IsEmpty())
3583     {
3584         HideHint();
3585     }
3586     else
3587     {
3588         ShowHint(rect);
3589     }
3590 }
3591
3592 void wxAuiManager::OnFloatingPaneMoveStart(wxWindow* wnd)
3593 {
3594     // try to find the pane
3595     wxAuiPaneInfo& pane = GetPane(wnd);
3596     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3597
3598     if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3599         pane.frame->SetTransparent(150);
3600 }
3601
3602 void wxAuiManager::OnFloatingPaneMoving(wxWindow* wnd, wxDirection dir)
3603 {
3604     // try to find the pane
3605     wxAuiPaneInfo& pane = GetPane(wnd);
3606     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3607
3608     if(!pane.frame)
3609         return;
3610
3611     wxPoint pt = ::wxGetMousePosition();
3612
3613 #if 0
3614     // Adapt pt to direction
3615     if (dir == wxNORTH)
3616     {
3617         // move to pane's upper border
3618         wxPoint pos( 0,0 );
3619         pos = wnd->ClientToScreen( pos );
3620         pt.y = pos.y;
3621         // and some more pixels for the title bar
3622         pt.y -= 5;
3623     }
3624     else if (dir == wxWEST)
3625     {
3626         // move to pane's left border
3627         wxPoint pos( 0,0 );
3628         pos = wnd->ClientToScreen( pos );
3629         pt.x = pos.x;
3630     }
3631     else if (dir == wxEAST)
3632     {
3633         // move to pane's right border
3634         wxPoint pos( wnd->GetSize().x, 0 );
3635         pos = wnd->ClientToScreen( pos );
3636         pt.x = pos.x;
3637     }
3638     else if (dir == wxSOUTH)
3639     {
3640         // move to pane's bottom border
3641         wxPoint pos( 0, wnd->GetSize().y );
3642         pos = wnd->ClientToScreen( pos );
3643         pt.y = pos.y;
3644     }
3645 #else
3646     wxUnusedVar(dir);
3647 #endif
3648
3649     wxPoint client_pt = m_frame->ScreenToClient(pt);
3650
3651     // calculate the offset from the upper left-hand corner
3652     // of the frame to the mouse pointer
3653     wxPoint frame_pos = pane.frame->GetPosition();
3654     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3655
3656     // no hint for toolbar floating windows
3657     if (pane.IsToolbar() && m_action == actionDragFloatingPane)
3658     {
3659         wxAuiDockInfoArray docks;
3660         wxAuiPaneInfoArray panes;
3661         wxAuiDockUIPartArray uiparts;
3662         wxAuiPaneInfo hint = pane;
3663
3664         CopyDocksAndPanes(docks, panes, m_docks, m_panes);
3665
3666         // find out where the new pane would be
3667         if (!DoDrop(docks, panes, hint, client_pt))
3668             return;
3669         if (hint.IsFloating())
3670             return;
3671
3672         pane = hint;
3673         m_action = actionDragToolbarPane;
3674         m_action_window = pane.window;
3675
3676         Update();
3677
3678         return;
3679     }
3680
3681
3682     // if a key modifier is pressed while dragging the frame,
3683     // don't dock the window
3684     if (!CanDockPanel(pane))
3685     {
3686         HideHint();
3687         return;
3688     }
3689
3690
3691     DrawHintRect(wnd, client_pt, action_offset);
3692
3693 #ifdef __WXGTK__
3694     // this cleans up some screen artifacts that are caused on GTK because
3695     // we aren't getting the exact size of the window (see comment
3696     // in DrawHintRect)
3697     //Refresh();
3698 #endif
3699
3700
3701     // reduces flicker
3702     m_frame->Update();
3703 }
3704
3705 void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
3706 {
3707     // try to find the pane
3708     wxAuiPaneInfo& pane = GetPane(wnd);
3709     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3710
3711     if(!pane.frame)
3712         return;
3713
3714     wxPoint pt = ::wxGetMousePosition();
3715
3716 #if 0
3717     // Adapt pt to direction
3718     if (dir == wxNORTH)
3719     {
3720         // move to pane's upper border
3721         wxPoint pos( 0,0 );
3722         pos = wnd->ClientToScreen( pos );
3723         pt.y = pos.y;
3724         // and some more pixels for the title bar
3725         pt.y -= 10;
3726     }
3727     else if (dir == wxWEST)
3728     {
3729         // move to pane's left border
3730         wxPoint pos( 0,0 );
3731         pos = wnd->ClientToScreen( pos );
3732         pt.x = pos.x;
3733     }
3734     else if (dir == wxEAST)
3735     {
3736         // move to pane's right border
3737         wxPoint pos( wnd->GetSize().x, 0 );
3738         pos = wnd->ClientToScreen( pos );
3739         pt.x = pos.x;
3740     }
3741     else if (dir == wxSOUTH)
3742     {
3743         // move to pane's bottom border
3744         wxPoint pos( 0, wnd->GetSize().y );
3745         pos = wnd->ClientToScreen( pos );
3746         pt.y = pos.y;
3747     }
3748 #else
3749     wxUnusedVar(dir);
3750 #endif
3751
3752     wxPoint client_pt = m_frame->ScreenToClient(pt);
3753
3754     // calculate the offset from the upper left-hand corner
3755     // of the frame to the mouse pointer
3756     wxPoint frame_pos = pane.frame->GetPosition();
3757     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
3758
3759     // if a key modifier is pressed while dragging the frame,
3760     // don't dock the window
3761     if (CanDockPanel(pane))
3762     {
3763         // do the drop calculation
3764         DoDrop(m_docks, m_panes, pane, client_pt, action_offset);
3765     }
3766
3767     // if the pane is still floating, update it's floating
3768     // position (that we store)
3769     if (pane.IsFloating())
3770     {
3771         pane.floating_pos = pane.frame->GetPosition();
3772
3773         if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
3774             pane.frame->SetTransparent(255);
3775     }
3776     else if (m_has_maximized)
3777     {
3778         RestoreMaximizedPane();
3779     }
3780
3781     Update();
3782
3783     HideHint();
3784 }
3785
3786 void wxAuiManager::OnFloatingPaneResized(wxWindow* wnd, const wxSize& size)
3787 {
3788     // try to find the pane
3789     wxAuiPaneInfo& pane = GetPane(wnd);
3790     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3791
3792     pane.floating_size = size;
3793 }
3794
3795
3796 void wxAuiManager::OnFloatingPaneClosed(wxWindow* wnd, wxCloseEvent& evt)
3797 {
3798     // try to find the pane
3799     wxAuiPaneInfo& pane = GetPane(wnd);
3800     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
3801
3802
3803     // fire pane close event
3804     wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
3805     e.SetPane(&pane);
3806     e.SetCanVeto(evt.CanVeto());
3807     ProcessMgrEvent(e);
3808
3809     if (e.GetVeto())
3810     {
3811         evt.Veto();
3812         return;
3813     }
3814     else
3815     {
3816         // close the pane, but check that it
3817         // still exists in our pane array first
3818         // (the event handler above might have removed it)
3819
3820         wxAuiPaneInfo& check = GetPane(wnd);
3821         if (check.IsOk())
3822         {
3823             ClosePane(pane);
3824         }
3825     }
3826 }
3827
3828
3829
3830 void wxAuiManager::OnFloatingPaneActivated(wxWindow* wnd)
3831 {
3832     if ((GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE) && GetPane(wnd).IsOk())
3833     {
3834         SetActivePane(m_panes, wnd);
3835         Repaint();
3836     }
3837 }
3838
3839 // OnRender() draws all of the pane captions, sashes,
3840 // backgrounds, captions, grippers, pane borders and buttons.
3841 // It renders the entire user interface.
3842
3843 void wxAuiManager::OnRender(wxAuiManagerEvent& evt)
3844 {
3845     // if the frame is about to be deleted, don't bother
3846     if (!m_frame || wxPendingDelete.Member(m_frame))
3847         return;
3848
3849     wxDC* dc = evt.GetDC();
3850
3851 #ifdef __WXMAC__
3852     dc->Clear() ;
3853 #endif
3854     int i, part_count;
3855     for (i = 0, part_count = m_uiparts.GetCount();
3856          i < part_count; ++i)
3857     {
3858         wxAuiDockUIPart& part = m_uiparts.Item(i);
3859
3860         // don't draw hidden pane items or items that aren't windows
3861         if (part.sizer_item && ((!part.sizer_item->IsWindow() && !part.sizer_item->IsSpacer() && !part.sizer_item->IsSizer()) || !part.sizer_item->IsShown()))
3862             continue;
3863
3864         switch (part.type)
3865         {
3866             case wxAuiDockUIPart::typeDockSizer:
3867             case wxAuiDockUIPart::typePaneSizer:
3868                 m_art->DrawSash(*dc, m_frame, part.orientation, part.rect);
3869                 break;
3870             case wxAuiDockUIPart::typeBackground:
3871                 m_art->DrawBackground(*dc, m_frame, part.orientation, part.rect);
3872                 break;
3873             case wxAuiDockUIPart::typeCaption:
3874                 m_art->DrawCaption(*dc, m_frame, part.pane->caption, part.rect, *part.pane);
3875                 break;
3876             case wxAuiDockUIPart::typeGripper:
3877                 m_art->DrawGripper(*dc, m_frame, part.rect, *part.pane);
3878                 break;
3879             case wxAuiDockUIPart::typePaneBorder:
3880                 m_art->DrawBorder(*dc, m_frame, part.rect, *part.pane);
3881                 break;
3882             case wxAuiDockUIPart::typePaneButton:
3883                 m_art->DrawPaneButton(*dc, m_frame, part.button->button_id,
3884                         wxAUI_BUTTON_STATE_NORMAL, part.rect, *part.pane);
3885                 break;
3886         }
3887     }
3888 }
3889
3890
3891 // Render() fire a render event, which is normally handled by
3892 // wxAuiManager::OnRender().  This allows the render function to
3893 // be overridden via the render event.  This can be useful for paintin
3894 // custom graphics in the main window. Default behavior can be
3895 // invoked in the overridden function by calling OnRender()
3896
3897 void wxAuiManager::Render(wxDC* dc)
3898 {
3899     wxAuiManagerEvent e(wxEVT_AUI_RENDER);
3900     e.SetManager(this);
3901     e.SetDC(dc);
3902     ProcessMgrEvent(e);
3903 }
3904
3905 void wxAuiManager::Repaint(wxDC* dc)
3906 {
3907 #ifdef __WXMAC__
3908     if ( dc == NULL )
3909     {
3910         m_frame->Refresh() ;
3911         m_frame->Update() ;
3912         return ;
3913     }
3914 #endif
3915     int w, h;
3916     m_frame->GetClientSize(&w, &h);
3917
3918     // figure out which dc to use; if one
3919     // has been specified, use it, otherwise
3920     // make a client dc
3921     wxClientDC* client_dc = NULL;
3922     if (!dc)
3923     {
3924         client_dc = new wxClientDC(m_frame);
3925         dc = client_dc;
3926     }
3927
3928     // if the frame has a toolbar, the client area
3929     // origin will not be (0,0).
3930     wxPoint pt = m_frame->GetClientAreaOrigin();
3931     if (pt.x != 0 || pt.y != 0)
3932         dc->SetDeviceOrigin(pt.x, pt.y);
3933
3934     // render all the items
3935     Render(dc);
3936
3937     // if we created a client_dc, delete it
3938     if (client_dc)
3939         delete client_dc;
3940 }
3941
3942 void wxAuiManager::OnPaint(wxPaintEvent& WXUNUSED(event))
3943 {
3944     wxPaintDC dc(m_frame);
3945     Repaint(&dc);
3946 }
3947
3948 void wxAuiManager::OnEraseBackground(wxEraseEvent& event)
3949 {
3950 #ifdef __WXMAC__
3951     event.Skip() ;
3952 #else
3953     wxUnusedVar(event);
3954 #endif
3955 }
3956
3957 void wxAuiManager::OnSize(wxSizeEvent& event)
3958 {
3959     if (m_frame)
3960     {
3961         DoFrameLayout();
3962         Repaint();
3963
3964 #if wxUSE_MDI
3965         if (m_frame->IsKindOf(CLASSINFO(wxMDIParentFrame)))
3966         {
3967             // for MDI parent frames, this event must not
3968             // be "skipped".  In other words, the parent frame
3969             // must not be allowed to resize the client window
3970             // after we are finished processing sizing changes
3971             return;
3972         }
3973 #endif
3974     }
3975     event.Skip();
3976 }
3977
3978 void wxAuiManager::OnFindManager(wxAuiManagerEvent& evt)
3979 {
3980     // get the window we are managing, if none, return NULL
3981     wxWindow* window = GetManagedWindow();
3982     if (!window)
3983     {
3984         evt.SetManager(NULL);
3985         return;
3986     }
3987
3988     // if we are managing a child frame, get the 'real' manager
3989     if (window->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
3990     {
3991         wxAuiFloatingFrame* float_frame = static_cast<wxAuiFloatingFrame*>(window);
3992         evt.SetManager(float_frame->GetOwnerManager());
3993         return;
3994     }
3995
3996     // return pointer to ourself
3997     evt.SetManager(this);
3998 }
3999
4000 void wxAuiManager::OnSetCursor(wxSetCursorEvent& event)
4001 {
4002     // determine cursor
4003     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4004     wxCursor cursor = wxNullCursor;
4005
4006     if (part)
4007     {
4008         if (part->type == wxAuiDockUIPart::typeDockSizer ||
4009             part->type == wxAuiDockUIPart::typePaneSizer)
4010         {
4011             // a dock may not be resized if it has a single
4012             // pane which is not resizable
4013             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
4014                 part->dock->panes.GetCount() == 1 &&
4015                 part->dock->panes.Item(0)->IsFixed())
4016                     return;
4017
4018             // panes that may not be resized do not get a sizing cursor
4019             if (part->pane && part->pane->IsFixed())
4020                 return;
4021
4022             if (part->orientation == wxVERTICAL)
4023                 cursor = wxCursor(wxCURSOR_SIZEWE);
4024             else
4025                 cursor = wxCursor(wxCURSOR_SIZENS);
4026         }
4027         else if (part->type == wxAuiDockUIPart::typeGripper)
4028         {
4029             cursor = wxCursor(wxCURSOR_SIZING);
4030         }
4031     }
4032
4033     event.SetCursor(cursor);
4034 }
4035
4036
4037
4038 void wxAuiManager::UpdateButtonOnScreen(wxAuiDockUIPart* button_ui_part,
4039                                         const wxMouseEvent& event)
4040 {
4041     wxAuiDockUIPart* hit_test = HitTest(event.GetX(), event.GetY());
4042     if (!hit_test || !button_ui_part)
4043         return;
4044
4045     int state = wxAUI_BUTTON_STATE_NORMAL;
4046
4047     if (hit_test == button_ui_part)
4048     {
4049         if (event.LeftDown())
4050             state = wxAUI_BUTTON_STATE_PRESSED;
4051         else
4052             state = wxAUI_BUTTON_STATE_HOVER;
4053     }
4054     else
4055     {
4056         if (event.LeftDown())
4057             state = wxAUI_BUTTON_STATE_HOVER;
4058     }
4059
4060     // now repaint the button with hover state
4061     wxClientDC cdc(m_frame);
4062
4063     // if the frame has a toolbar, the client area
4064     // origin will not be (0,0).
4065     wxPoint pt = m_frame->GetClientAreaOrigin();
4066     if (pt.x != 0 || pt.y != 0)
4067         cdc.SetDeviceOrigin(pt.x, pt.y);
4068
4069     if (hit_test->pane)
4070     {
4071         m_art->DrawPaneButton(cdc, m_frame,
4072                   button_ui_part->button->button_id,
4073                   state,
4074                   button_ui_part->rect,
4075                   *hit_test->pane);
4076     }
4077 }
4078
4079 void wxAuiManager::OnLeftDown(wxMouseEvent& event)
4080 {
4081     m_currentDragItem = -1;
4082
4083     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4084     if (part)
4085     {
4086         if (part->type == wxAuiDockUIPart::typeDockSizer ||
4087             part->type == wxAuiDockUIPart::typePaneSizer)
4088         {
4089             // Removing this restriction so that a centre pane can be resized
4090             //if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
4091             //    return;
4092
4093             // a dock may not be resized if it has a single
4094             // pane which is not resizable
4095             if (part->type == wxAuiDockUIPart::typeDockSizer && part->dock &&
4096                 part->dock->panes.GetCount() == 1 &&
4097                 part->dock->panes.Item(0)->IsFixed())
4098                     return;
4099
4100             // panes that may not be resized should be ignored here
4101             if (part->pane && part->pane->IsFixed())
4102                 return;
4103
4104             m_action = actionResize;
4105             m_action_part = part;
4106             m_action_hintrect = wxRect();
4107             m_action_start = wxPoint(event.m_x, event.m_y);
4108             m_action_offset = wxPoint(event.m_x - part->rect.x,
4109                                       event.m_y - part->rect.y);
4110             m_frame->CaptureMouse();
4111         }
4112         else if (part->type == wxAuiDockUIPart::typePaneButton)
4113         {
4114             m_action = actionClickButton;
4115             m_action_part = part;
4116             m_action_start = wxPoint(event.m_x, event.m_y);
4117             m_frame->CaptureMouse();
4118
4119             UpdateButtonOnScreen(part, event);
4120         }
4121         else if (part->type == wxAuiDockUIPart::typeCaption ||
4122                   part->type == wxAuiDockUIPart::typeGripper)
4123         {
4124             // if we are managing a wxAuiFloatingFrame window, then
4125             // we are an embedded wxAuiManager inside the wxAuiFloatingFrame.
4126             // We want to initiate a toolbar drag in our owner manager
4127             wxWindow* managed_wnd = GetManagedWindow();
4128
4129             if (part->pane &&
4130                 part->pane->window &&
4131                 managed_wnd &&
4132                 managed_wnd->IsKindOf(CLASSINFO(wxAuiFloatingFrame)))
4133             {
4134                 wxAuiFloatingFrame* floating_frame = (wxAuiFloatingFrame*)managed_wnd;
4135                 wxAuiManager* owner_mgr = floating_frame->GetOwnerManager();
4136                 owner_mgr->StartPaneDrag(part->pane->window,
4137                                              wxPoint(event.m_x - part->rect.x,
4138                                                      event.m_y - part->rect.y));
4139                 return;
4140             }
4141
4142
4143
4144             if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4145             {
4146                 // set the caption as active
4147                 SetActivePane(m_panes, part->pane->window);
4148                 Repaint();
4149             }
4150
4151             if (part->dock && part->dock->dock_direction == wxAUI_DOCK_CENTER)
4152                 return;
4153
4154             m_action = actionClickCaption;
4155             m_action_part = part;
4156             m_action_start = wxPoint(event.m_x, event.m_y);
4157             m_action_offset = wxPoint(event.m_x - part->rect.x,
4158                                       event.m_y - part->rect.y);
4159             m_frame->CaptureMouse();
4160         }
4161 #ifdef __WXMAC__
4162         else
4163         {
4164             event.Skip();
4165         }
4166 #endif
4167     }
4168 #ifdef __WXMAC__
4169     else
4170     {
4171         event.Skip();
4172     }
4173 #else
4174     event.Skip();
4175 #endif
4176 }
4177
4178 /// Ends a resize action, or for live update, resizes the sash
4179 bool wxAuiManager::DoEndResizeAction(wxMouseEvent& event)
4180 {
4181     // resize the dock or the pane
4182     if (m_action_part && m_action_part->type==wxAuiDockUIPart::typeDockSizer)
4183     {
4184         // first, we must calculate the maximum size the dock may be
4185         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4186
4187         int used_width = 0, used_height = 0;
4188
4189         wxSize client_size = m_frame->GetClientSize();
4190
4191         size_t dock_i, dock_count = m_docks.GetCount();
4192         for (dock_i = 0; dock_i < dock_count; ++dock_i)
4193         {
4194             wxAuiDockInfo& dock = m_docks.Item(dock_i);
4195             if (dock.dock_direction == wxAUI_DOCK_TOP ||
4196                 dock.dock_direction == wxAUI_DOCK_BOTTOM)
4197             {
4198                 used_height += dock.size;
4199             }
4200             if (dock.dock_direction == wxAUI_DOCK_LEFT ||
4201                 dock.dock_direction == wxAUI_DOCK_RIGHT)
4202             {
4203                 used_width += dock.size;
4204             }
4205             if (dock.resizable)
4206                 used_width += sash_size;
4207         }
4208
4209
4210         int available_width = client_size.GetWidth() - used_width;
4211         int available_height = client_size.GetHeight() - used_height;
4212
4213
4214 #if wxUSE_STATUSBAR
4215         // if there's a status control, the available
4216         // height decreases accordingly
4217         if (m_frame && m_frame->IsKindOf(CLASSINFO(wxFrame)))
4218         {
4219             wxFrame* frame = static_cast<wxFrame*>(m_frame);
4220             wxStatusBar* status = frame->GetStatusBar();
4221             if (status)
4222             {
4223                 wxSize status_client_size = status->GetClientSize();
4224                 available_height -= status_client_size.GetHeight();
4225             }
4226         }
4227 #endif
4228
4229         wxRect& rect = m_action_part->dock->rect;
4230
4231         wxPoint new_pos(event.m_x - m_action_offset.x,
4232             event.m_y - m_action_offset.y);
4233         int new_size, old_size = m_action_part->dock->size;
4234
4235         switch (m_action_part->dock->dock_direction)
4236         {
4237         case wxAUI_DOCK_LEFT:
4238             new_size = new_pos.x - rect.x;
4239             if (new_size-old_size > available_width)
4240                 new_size = old_size+available_width;
4241             m_action_part->dock->size = new_size;
4242             break;
4243         case wxAUI_DOCK_TOP:
4244             new_size = new_pos.y - rect.y;
4245             if (new_size-old_size > available_height)
4246                 new_size = old_size+available_height;
4247             m_action_part->dock->size = new_size;
4248             break;
4249         case wxAUI_DOCK_RIGHT:
4250             new_size = rect.x + rect.width - new_pos.x -
4251                        m_action_part->rect.GetWidth();
4252             if (new_size-old_size > available_width)
4253                 new_size = old_size+available_width;
4254             m_action_part->dock->size = new_size;
4255             break;
4256         case wxAUI_DOCK_BOTTOM:
4257             new_size = rect.y + rect.height -
4258                 new_pos.y - m_action_part->rect.GetHeight();
4259             if (new_size-old_size > available_height)
4260                 new_size = old_size+available_height;
4261             m_action_part->dock->size = new_size;
4262             break;
4263         }
4264
4265         Update();
4266         Repaint(NULL);
4267     }
4268     else if (m_action_part &&
4269         m_action_part->type == wxAuiDockUIPart::typePaneSizer)
4270     {
4271         wxAuiDockInfo& dock = *m_action_part->dock;
4272         wxAuiPaneInfo& pane = *m_action_part->pane;
4273
4274         int total_proportion = 0;
4275         int dock_pixels = 0;
4276         int new_pixsize = 0;
4277
4278         int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
4279         int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
4280         int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
4281
4282         wxPoint new_pos(event.m_x - m_action_offset.x,
4283             event.m_y - m_action_offset.y);
4284
4285         // determine the pane rectangle by getting the pane part
4286         wxAuiDockUIPart* pane_part = GetPanePart(pane.window);
4287         wxASSERT_MSG(pane_part,
4288             wxT("Pane border part not found -- shouldn't happen"));
4289
4290         // determine the new pixel size that the user wants;
4291         // this will help us recalculate the pane's proportion
4292         if (dock.IsHorizontal())
4293             new_pixsize = new_pos.x - pane_part->rect.x;
4294         else
4295             new_pixsize = new_pos.y - pane_part->rect.y;
4296
4297         // determine the size of the dock, based on orientation
4298         if (dock.IsHorizontal())
4299             dock_pixels = dock.rect.GetWidth();
4300         else
4301             dock_pixels = dock.rect.GetHeight();
4302
4303         // determine the total proportion of all resizable panes,
4304         // and the total size of the dock minus the size of all
4305         // the fixed panes
4306         int i, dock_pane_count = dock.panes.GetCount();
4307         int pane_position = -1;
4308         for (i = 0; i < dock_pane_count; ++i)
4309         {
4310             wxAuiPaneInfo& p = *dock.panes.Item(i);
4311             if (p.window == pane.window)
4312                 pane_position = i;
4313
4314             // while we're at it, subtract the pane sash
4315             // width from the dock width, because this would
4316             // skew our proportion calculations
4317             if (i > 0)
4318                 dock_pixels -= sash_size;
4319
4320             // also, the whole size (including decorations) of
4321             // all fixed panes must also be subtracted, because they
4322             // are not part of the proportion calculation
4323             if (p.IsFixed())
4324             {
4325                 if (dock.IsHorizontal())
4326                     dock_pixels -= p.best_size.x;
4327                 else
4328                     dock_pixels -= p.best_size.y;
4329             }
4330             else
4331             {
4332                 total_proportion += p.dock_proportion;
4333             }
4334         }
4335
4336         // new size can never be more than the number of dock pixels
4337         if (new_pixsize > dock_pixels)
4338             new_pixsize = dock_pixels;
4339
4340
4341         // find a pane in our dock to 'steal' space from or to 'give'
4342         // space to -- this is essentially what is done when a pane is
4343         // resized; the pane should usually be the first non-fixed pane
4344         // to the right of the action pane
4345         int borrow_pane = -1;
4346         for (i = pane_position+1; i < dock_pane_count; ++i)
4347         {
4348             wxAuiPaneInfo& p = *dock.panes.Item(i);
4349             if (!p.IsFixed())
4350             {
4351                 borrow_pane = i;
4352                 break;
4353             }
4354         }
4355
4356
4357         // demand that the pane being resized is found in this dock
4358         // (this assert really never should be raised)
4359         wxASSERT_MSG(pane_position != -1, wxT("Pane not found in dock"));
4360
4361         // prevent division by zero
4362         if (dock_pixels == 0 || total_proportion == 0 || borrow_pane == -1)
4363         {
4364             m_action = actionNone;
4365             return false;
4366         }
4367
4368         // calculate the new proportion of the pane
4369         int new_proportion = (new_pixsize*total_proportion)/dock_pixels;
4370
4371         // default minimum size
4372         int min_size = 0;
4373
4374         // check against the pane's minimum size, if specified. please note
4375         // that this is not enough to ensure that the minimum size will
4376         // not be violated, because the whole frame might later be shrunk,
4377         // causing the size of the pane to violate it's minimum size
4378         if (pane.min_size.IsFullySpecified())
4379         {
4380             min_size = 0;
4381
4382             if (pane.HasBorder())
4383                 min_size += (pane_border_size*2);
4384
4385             // calculate minimum size with decorations (border,caption)
4386             if (pane_part->orientation == wxVERTICAL)
4387             {
4388                 min_size += pane.min_size.y;
4389                 if (pane.HasCaption())
4390                     min_size += caption_size;
4391             }
4392             else
4393             {
4394                 min_size += pane.min_size.x;
4395             }
4396         }
4397
4398
4399         // for some reason, an arithmatic error somewhere is causing
4400         // the proportion calculations to always be off by 1 pixel;
4401         // for now we will add the 1 pixel on, but we really should
4402         // determine what's causing this.
4403         min_size++;
4404
4405         int min_proportion = (min_size*total_proportion)/dock_pixels;
4406
4407         if (new_proportion < min_proportion)
4408             new_proportion = min_proportion;
4409
4410
4411
4412         int prop_diff = new_proportion - pane.dock_proportion;
4413
4414         // borrow the space from our neighbor pane to the
4415         // right or bottom (depending on orientation);
4416         // also make sure we don't make the neighbor too small
4417         int prop_borrow = dock.panes.Item(borrow_pane)->dock_proportion;
4418
4419         if (prop_borrow - prop_diff < 0)
4420         {
4421             // borrowing from other pane would make it too small,
4422             // so cancel the resize operation
4423             prop_borrow = min_proportion;
4424         }
4425          else
4426         {
4427             prop_borrow -= prop_diff;
4428         }
4429
4430
4431         dock.panes.Item(borrow_pane)->dock_proportion = prop_borrow;
4432         pane.dock_proportion = new_proportion;
4433
4434
4435         // repaint
4436         Update();
4437         Repaint(NULL);
4438     }
4439
4440     return true;
4441 }
4442
4443 void wxAuiManager::OnLeftUp(wxMouseEvent& event)
4444 {
4445     if (m_action == actionResize)
4446     {
4447         m_frame->ReleaseMouse();
4448
4449         if (!wxAuiManager_HasLiveResize(*this))
4450         {
4451             // get rid of the hint rectangle
4452             wxScreenDC dc;
4453             DrawResizeHint(dc, m_action_hintrect);
4454         }
4455         if (m_currentDragItem != -1 && wxAuiManager_HasLiveResize(*this))
4456             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4457
4458         DoEndResizeAction(event);
4459
4460         m_currentDragItem = -1;
4461
4462     }
4463     else if (m_action == actionClickButton)
4464     {
4465         m_hover_button = NULL;
4466         m_frame->ReleaseMouse();
4467
4468         if (m_action_part)
4469         {
4470             UpdateButtonOnScreen(m_action_part, event);
4471
4472             // make sure we're still over the item that was originally clicked
4473             if (m_action_part == HitTest(event.GetX(), event.GetY()))
4474             {
4475                 // fire button-click event
4476                 wxAuiManagerEvent e(wxEVT_AUI_PANE_BUTTON);
4477                 e.SetManager(this);
4478                 e.SetPane(m_action_part->pane);
4479                 e.SetButton(m_action_part->button->button_id);
4480                 ProcessMgrEvent(e);
4481             }
4482         }
4483     }
4484     else if (m_action == actionClickCaption)
4485     {
4486         m_frame->ReleaseMouse();
4487     }
4488     else if (m_action == actionDragFloatingPane)
4489     {
4490         m_frame->ReleaseMouse();
4491     }
4492     else if (m_action == actionDragToolbarPane)
4493     {
4494         m_frame->ReleaseMouse();
4495
4496         wxAuiPaneInfo& pane = GetPane(m_action_window);
4497         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4498
4499         // save the new positions
4500         wxAuiDockInfoPtrArray docks;
4501         FindDocks(m_docks, pane.dock_direction,
4502                   pane.dock_layer, pane.dock_row, docks);
4503         if (docks.GetCount() == 1)
4504         {
4505             wxAuiDockInfo& dock = *docks.Item(0);
4506
4507             wxArrayInt pane_positions, pane_sizes;
4508             GetPanePositionsAndSizes(dock, pane_positions, pane_sizes);
4509
4510             int i, dock_pane_count = dock.panes.GetCount();
4511             for (i = 0; i < dock_pane_count; ++i)
4512                 dock.panes.Item(i)->dock_pos = pane_positions[i];
4513         }
4514
4515         pane.state &= ~wxAuiPaneInfo::actionPane;
4516         Update();
4517     }
4518     else
4519     {
4520         event.Skip();
4521     }
4522
4523     m_action = actionNone;
4524     m_last_mouse_move = wxPoint(); // see comment in OnMotion()
4525 }
4526
4527
4528 void wxAuiManager::OnMotion(wxMouseEvent& event)
4529 {
4530     // sometimes when Update() is called from inside this method,
4531     // a spurious mouse move event is generated; this check will make
4532     // sure that only real mouse moves will get anywhere in this method;
4533     // this appears to be a bug somewhere, and I don't know where the
4534     // mouse move event is being generated.  only verified on MSW
4535
4536     wxPoint mouse_pos = event.GetPosition();
4537     if (m_last_mouse_move == mouse_pos)
4538         return;
4539     m_last_mouse_move = mouse_pos;
4540
4541
4542     if (m_action == actionResize)
4543     {
4544         // It's necessary to reset m_action_part since it destroyed
4545         // by the Update within DoEndResizeAction.
4546         if (m_currentDragItem != -1)
4547             m_action_part = & (m_uiparts.Item(m_currentDragItem));
4548         else
4549             m_currentDragItem = m_uiparts.Index(* m_action_part);
4550
4551         if (m_action_part)
4552         {
4553             wxPoint pos = m_action_part->rect.GetPosition();
4554             if (m_action_part->orientation == wxHORIZONTAL)
4555                 pos.y = wxMax(0, event.m_y - m_action_offset.y);
4556             else
4557                 pos.x = wxMax(0, event.m_x - m_action_offset.x);
4558
4559             if (wxAuiManager_HasLiveResize(*this))
4560             {
4561                 m_frame->ReleaseMouse();
4562                 DoEndResizeAction(event);
4563                 m_frame->CaptureMouse();
4564             }
4565             else
4566             {
4567                 wxRect rect(m_frame->ClientToScreen(pos),
4568                     m_action_part->rect.GetSize());
4569                 wxScreenDC dc;
4570
4571                 if (!m_action_hintrect.IsEmpty())
4572                 {
4573                     // remove old resize hint
4574                     DrawResizeHint(dc, m_action_hintrect);
4575                     m_action_hintrect = wxRect();
4576                 }
4577
4578                 // draw new resize hint, if it's inside the managed frame
4579                 wxRect frame_screen_rect = m_frame->GetScreenRect();
4580                 if (frame_screen_rect.Contains(rect))
4581                 {
4582                     DrawResizeHint(dc, rect);
4583                     m_action_hintrect = rect;
4584                 }
4585             }
4586         }
4587     }
4588     else if (m_action == actionClickCaption)
4589     {
4590         int drag_x_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_X);
4591         int drag_y_threshold = wxSystemSettings::GetMetric(wxSYS_DRAG_Y);
4592
4593         // caption has been clicked.  we need to check if the mouse
4594         // is now being dragged. if it is, we need to change the
4595         // mouse action to 'drag'
4596         if (m_action_part &&
4597             (abs(event.m_x - m_action_start.x) > drag_x_threshold ||
4598              abs(event.m_y - m_action_start.y) > drag_y_threshold))
4599         {
4600             wxAuiPaneInfo* pane_info = m_action_part->pane;
4601
4602             if (!pane_info->IsToolbar())
4603             {
4604                 if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4605                     pane_info->IsFloatable())
4606                 {
4607                     m_action = actionDragFloatingPane;
4608
4609                     // set initial float position
4610                     wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4611                     pane_info->floating_pos = wxPoint(pt.x - m_action_offset.x,
4612                                                       pt.y - m_action_offset.y);
4613
4614                     // float the window
4615                     if (pane_info->IsMaximized())
4616                         RestorePane(*pane_info);
4617                     pane_info->Float();
4618                     Update();
4619
4620                     m_action_window = pane_info->frame;
4621
4622                     // action offset is used here to make it feel "natural" to the user
4623                     // to drag a docked pane and suddenly have it become a floating frame.
4624                     // Sometimes, however, the offset where the user clicked on the docked
4625                     // caption is bigger than the width of the floating frame itself, so
4626                     // in that case we need to set the action offset to a sensible value
4627                     wxSize frame_size = m_action_window->GetSize();
4628                     if (frame_size.x <= m_action_offset.x)
4629                         m_action_offset.x = 30;
4630                 }
4631             }
4632             else
4633             {
4634                 m_action = actionDragToolbarPane;
4635                 m_action_window = pane_info->window;
4636             }
4637         }
4638     }
4639     else if (m_action == actionDragFloatingPane)
4640     {
4641         if (m_action_window)
4642         {
4643             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4644             m_action_window->Move(pt.x - m_action_offset.x,
4645                                 pt.y - m_action_offset.y);
4646         }
4647     }
4648     else if (m_action == actionDragToolbarPane)
4649     {
4650         wxAuiPaneInfo& pane = GetPane(m_action_window);
4651         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
4652
4653         pane.SetFlag(wxAuiPaneInfo::actionPane, true);
4654
4655         wxPoint pt = event.GetPosition();
4656         DoDrop(m_docks, m_panes, pane, pt, m_action_offset);
4657
4658         // if DoDrop() decided to float the pane, set up
4659         // the floating pane's initial position
4660         if (pane.IsFloating())
4661         {
4662             wxPoint pt = m_frame->ClientToScreen(event.GetPosition());
4663             pane.floating_pos = wxPoint(pt.x - m_action_offset.x,
4664                                         pt.y - m_action_offset.y);
4665         }
4666
4667         // this will do the actiual move operation;
4668         // in the case that the pane has been floated,
4669         // this call will create the floating pane
4670         // and do the reparenting
4671         Update();
4672
4673         // if the pane has been floated, change the mouse
4674         // action actionDragFloatingPane so that subsequent
4675         // EVT_MOTION() events will move the floating pane
4676         if (pane.IsFloating())
4677         {
4678             pane.state &= ~wxAuiPaneInfo::actionPane;
4679             m_action = actionDragFloatingPane;
4680             m_action_window = pane.frame;
4681         }
4682     }
4683     else
4684     {
4685         wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
4686         if (part && part->type == wxAuiDockUIPart::typePaneButton)
4687         {
4688             if (part != m_hover_button)
4689             {
4690                 // make the old button normal
4691                 if (m_hover_button)
4692                 {
4693                     UpdateButtonOnScreen(m_hover_button, event);
4694                     Repaint();
4695                 }
4696
4697                 // mouse is over a button, so repaint the
4698                 // button in hover mode
4699                 UpdateButtonOnScreen(part, event);
4700                 m_hover_button = part;
4701
4702             }
4703         }
4704         else
4705         {
4706             if (m_hover_button)
4707             {
4708                 m_hover_button = NULL;
4709                 Repaint();
4710             }
4711             else
4712             {
4713                 event.Skip();
4714             }
4715         }
4716     }
4717 }
4718
4719 void wxAuiManager::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
4720 {
4721     if (m_hover_button)
4722     {
4723         m_hover_button = NULL;
4724         Repaint();
4725     }
4726 }
4727
4728 void wxAuiManager::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
4729 {
4730     // cancel the operation in progress, if any
4731     if ( m_action != actionNone )
4732     {
4733         m_action = actionNone;
4734         HideHint();
4735     }
4736 }
4737
4738 void wxAuiManager::OnChildFocus(wxChildFocusEvent& event)
4739 {
4740     // when a child pane has it's focus set, we should change the
4741     // pane's active state to reflect this. (this is only true if
4742     // active panes are allowed by the owner)
4743     if (GetFlags() & wxAUI_MGR_ALLOW_ACTIVE_PANE)
4744     {
4745         wxAuiPaneInfo& pane = GetPane(event.GetWindow());
4746         if (pane.IsOk() && (pane.state & wxAuiPaneInfo::optionActive) == 0)
4747         {
4748             SetActivePane(m_panes, event.GetWindow());
4749             m_frame->Refresh();
4750         }
4751     }
4752
4753     event.Skip();
4754 }
4755
4756
4757 // OnPaneButton() is an event handler that is called
4758 // when a pane button has been pressed.
4759 void wxAuiManager::OnPaneButton(wxAuiManagerEvent& evt)
4760 {
4761     wxASSERT_MSG(evt.pane, wxT("Pane Info passed to wxAuiManager::OnPaneButton must be non-null"));
4762
4763     wxAuiPaneInfo& pane = *(evt.pane);
4764
4765     if (evt.button == wxAUI_BUTTON_CLOSE)
4766     {
4767         // fire pane close event
4768         wxAuiManagerEvent e(wxEVT_AUI_PANE_CLOSE);
4769         e.SetManager(this);
4770         e.SetPane(evt.pane);
4771         ProcessMgrEvent(e);
4772
4773         if (!e.GetVeto())
4774         {
4775             // close the pane, but check that it
4776             // still exists in our pane array first
4777             // (the event handler above might have removed it)
4778
4779             wxAuiPaneInfo& check = GetPane(pane.window);
4780             if (check.IsOk())
4781             {
4782                 ClosePane(pane);
4783             }
4784
4785             Update();
4786         }
4787     }
4788     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && !pane.IsMaximized())
4789     {
4790         // fire pane close event
4791         wxAuiManagerEvent e(wxEVT_AUI_PANE_MAXIMIZE);
4792         e.SetManager(this);
4793         e.SetPane(evt.pane);
4794         ProcessMgrEvent(e);
4795
4796         if (!e.GetVeto())
4797         {
4798             MaximizePane(pane);
4799             Update();
4800         }
4801     }
4802     else if (evt.button == wxAUI_BUTTON_MAXIMIZE_RESTORE && pane.IsMaximized())
4803     {
4804         // fire pane close event
4805         wxAuiManagerEvent e(wxEVT_AUI_PANE_RESTORE);
4806         e.SetManager(this);
4807         e.SetPane(evt.pane);
4808         ProcessMgrEvent(e);
4809
4810         if (!e.GetVeto())
4811         {
4812             RestorePane(pane);
4813             Update();
4814         }
4815     }
4816     else if (evt.button == wxAUI_BUTTON_PIN)
4817     {
4818         if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
4819             pane.IsFloatable())
4820                 pane.Float();
4821         Update();
4822     }
4823 }
4824
4825 #endif // wxUSE_AUI