src/gtk/tbargtk.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tbargtk.cpp
   3 // Purpose:     GTK toolbar
   4 // Author:      Robert Roebling
   5 // Modified:    13.12.99 by VZ to derive from wxToolBarBase
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  20     #pragma implementation "tbargtk.h"
  21 #endif
  22
  23 // For compilers that support precompilation, includes "wx.h".
  24 #include "wx/wxprec.h"
  25
  26 #include "wx/toolbar.h"
  27
  28 #if wxUSE_TOOLBAR_NATIVE
  29
  30 #include "wx/frame.h"
  31
  32 #include <glib.h>
  33 #include "wx/gtk/private.h"
  34
  35 extern GdkFont *GtkGetDefaultGuiFont();
  36
  37 // ----------------------------------------------------------------------------
  38 // globals
  39 // ----------------------------------------------------------------------------
  40
  41 // idle system
  42 extern void wxapp_install_idle_handler();
  43 extern bool g_isIdle;
  44
  45 // data
  46 extern bool       g_blockEventsOnDrag;
  47 extern wxCursor   g_globalCursor;
  48
  49 // ----------------------------------------------------------------------------
  50 // private functions
  51 // ----------------------------------------------------------------------------
  52
  53 // translate wxWindows toolbar style flags to GTK orientation and style
  54 static void GetGtkStyle(long style,
  55                         GtkOrientation *orient, GtkToolbarStyle *gtkStyle)
  56 {
  57     *orient = style & wxTB_VERTICAL ? GTK_ORIENTATION_VERTICAL
  58                                     : GTK_ORIENTATION_HORIZONTAL;
  59
  60
  61     if ( style & wxTB_TEXT )
  62     {
  63         *gtkStyle = style & wxTB_NOICONS
  64                         ? GTK_TOOLBAR_TEXT
  65                         : (
  66 #ifdef __WXGTK20__
  67                           style & wxTB_HORZ_LAYOUT ? GTK_TOOLBAR_BOTH_HORIZ :
  68 #endif // __WXGTK20__
  69                           GTK_TOOLBAR_BOTH);
  70     }
  71     else // no text, hence we must have the icons or what would we show?
  72     {
  73         *gtkStyle = GTK_TOOLBAR_ICONS;
  74     }
  75 }
  76
  77 // ----------------------------------------------------------------------------
  78 // wxToolBarTool
  79 // ----------------------------------------------------------------------------
  80
  81 class wxToolBarTool : public wxToolBarToolBase
  82 {
  83 public:
  84     wxToolBarTool(wxToolBar *tbar,
  85                   int id,
  86                   const wxString& label,
  87                   const wxBitmap& bitmap1,
  88                   const wxBitmap& bitmap2,
  89                   wxItemKind kind,
  90                   wxObject *clientData,
  91                   const wxString& shortHelpString,
  92                   const wxString& longHelpString)
  93         : wxToolBarToolBase(tbar, id, label, bitmap1, bitmap2, kind,
  94                             clientData, shortHelpString, longHelpString)
  95     {
  96         Init();
  97     }
  98
  99     wxToolBarTool(wxToolBar *tbar, wxControl *control)
 100         : wxToolBarToolBase(tbar, control)
 101     {
 102         Init();
 103     }
 104
 105     // is this a radio button?
 106     //
 107     // unlike GetKind(), can be called for any kind of tools, not just buttons
 108     bool IsRadio() const { return IsButton() && GetKind() == wxITEM_RADIO; }
 109
 110     // this is only called for the normal buttons, i.e. not separators nor
 111     // controls
 112     GtkToolbarChildType GetGtkChildType() const
 113     {
 114         switch ( GetKind() )
 115         {
 116             case wxITEM_CHECK:
 117                 return GTK_TOOLBAR_CHILD_TOGGLEBUTTON;
 118
 119             case wxITEM_RADIO:
 120                 return GTK_TOOLBAR_CHILD_RADIOBUTTON;
 121
 122             default:
 123                 wxFAIL_MSG( _T("unknown toolbar child type") );
 124                 // fall through
 125
 126             case wxITEM_NORMAL:
 127                 return GTK_TOOLBAR_CHILD_BUTTON;
 128         }
 129     }
 130
 131     GtkWidget            *m_item;
 132     GtkWidget            *m_pixmap;
 133
 134 protected:
 135     void Init();
 136 };
 137
 138 // ----------------------------------------------------------------------------
 139 // wxWin macros
 140 // ----------------------------------------------------------------------------
 141
 142 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl)
 143
 144 // ============================================================================
 145 // implementation
 146 // ============================================================================
 147
 148 //-----------------------------------------------------------------------------
 149 // "clicked" (internal from gtk_toolbar)
 150 //-----------------------------------------------------------------------------
 151
 152 static void gtk_toolbar_callback( GtkWidget *WXUNUSED(widget),
 153                                   wxToolBarTool *tool )
 154 {
 155     if (g_isIdle)
 156         wxapp_install_idle_handler();
 157
 158     wxToolBar *tbar = (wxToolBar *)tool->GetToolBar();
 159
 160     if (tbar->m_blockEvent) return;
 161
 162     if (g_blockEventsOnDrag) return;
 163     if (!tool->IsEnabled()) return;
 164
 165     if (tool->CanBeToggled())
 166     {
 167         tool->Toggle();
 168
 169         wxBitmap bitmap = tool->GetBitmap();
 170         if ( bitmap.Ok() )
 171         {
 172             GtkPixmap *pixmap = GTK_PIXMAP( tool->m_pixmap );
 173
 174             GdkBitmap *mask = bitmap.GetMask() ? bitmap.GetMask()->GetBitmap()
 175                                                : (GdkBitmap *)NULL;
 176
 177             gtk_pixmap_set( pixmap, bitmap.GetPixmap(), mask );
 178         }
 179
 180         if ( tool->IsRadio() && !tool->IsToggled() )
 181         {
 182             // radio button went up, don't report this as a wxWin event
 183             return;
 184         }
 185     }
 186
 187     if( !tbar->OnLeftClick( tool->GetId(), tool->IsToggled() ) && tool->CanBeToggled() )
 188     {
 189         // revert back
 190         tool->Toggle();
 191
 192         wxBitmap bitmap = tool->GetBitmap();
 193         if ( bitmap.Ok() )
 194         {
 195             GtkPixmap *pixmap = GTK_PIXMAP( tool->m_pixmap );
 196
 197             GdkBitmap *mask = bitmap.GetMask() ? bitmap.GetMask()->GetBitmap()
 198                                                : (GdkBitmap *)NULL;
 199
 200             gtk_pixmap_set( pixmap, bitmap.GetPixmap(), mask );
 201         }
 202     }
 203 }
 204
 205 //-----------------------------------------------------------------------------
 206 // "enter_notify_event" / "leave_notify_event"
 207 //-----------------------------------------------------------------------------
 208
 209 static gint gtk_toolbar_tool_callback( GtkWidget *WXUNUSED(widget),
 210                                        GdkEventCrossing *gdk_event,
 211                                        wxToolBarTool *tool )
 212 {
 213     if (g_isIdle) wxapp_install_idle_handler();
 214
 215     if (g_blockEventsOnDrag) return TRUE;
 216
 217     wxToolBar *tb = (wxToolBar *)tool->GetToolBar();
 218
 219     // emit the event
 220     if( gdk_event->type == GDK_ENTER_NOTIFY )
 221         tb->OnMouseEnter( tool->GetId() );
 222     else
 223         tb->OnMouseEnter( -1 );
 224
 225     return FALSE;
 226 }
 227
 228 //-----------------------------------------------------------------------------
 229 // InsertChild callback for wxToolBar
 230 //-----------------------------------------------------------------------------
 231
 232 static void wxInsertChildInToolBar( wxToolBar* WXUNUSED(parent),
 233                                     wxWindow* WXUNUSED(child) )
 234 {
 235     // we don't do anything here
 236 }
 237
 238 // ----------------------------------------------------------------------------
 239 // wxToolBarTool
 240 // ----------------------------------------------------------------------------
 241
 242 void wxToolBarTool::Init()
 243 {
 244     m_item =
 245     m_pixmap = (GtkWidget *)NULL;
 246 }
 247
 248 wxToolBarToolBase *wxToolBar::CreateTool(int id,
 249                                          const wxString& text,
 250                                          const wxBitmap& bitmap1,
 251                                          const wxBitmap& bitmap2,
 252                                          wxItemKind kind,
 253                                          wxObject *clientData,
 254                                          const wxString& shortHelpString,
 255                                          const wxString& longHelpString)
 256 {
 257     return new wxToolBarTool(this, id, text, bitmap1, bitmap2, kind,
 258                              clientData, shortHelpString, longHelpString);
 259 }
 260
 261 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
 262 {
 263     return new wxToolBarTool(this, control);
 264 }
 265
 266 //-----------------------------------------------------------------------------
 267 // wxToolBar construction
 268 //-----------------------------------------------------------------------------
 269
 270 void wxToolBar::Init()
 271 {
 272     m_fg =
 273     m_bg = (GdkColor *)NULL;
 274     m_toolbar = (GtkToolbar *)NULL;
 275     m_blockEvent = FALSE;
 276     m_defaultWidth = 32;
 277     m_defaultHeight = 32;
 278 }
 279
 280 wxToolBar::~wxToolBar()
 281 {
 282     delete m_fg;
 283     delete m_bg;
 284 }
 285
 286 bool wxToolBar::Create( wxWindow *parent,
 287                         wxWindowID id,
 288                         const wxPoint& pos,
 289                         const wxSize& size,
 290                         long style,
 291                         const wxString& name )
 292 {
 293     m_needParent = TRUE;
 294     m_insertCallback = (wxInsertChildFunction)wxInsertChildInToolBar;
 295
 296     if ( !PreCreation( parent, pos, size ) ||
 297          !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 298     {
 299         wxFAIL_MSG( wxT("wxToolBar creation failed") );
 300
 301         return FALSE;
 302     }
 303
 304 #ifdef __WXGTK20__
 305     m_toolbar = GTK_TOOLBAR( gtk_toolbar_new() );
 306     GtkSetStyle();
 307
 308     // Doesn't work this way.
 309     // GtkToolbarSpaceStyle space_style = GTK_TOOLBAR_SPACE_EMPTY;
 310     // gtk_widget_style_set (GTK_WIDGET (m_toolbar), "space_style", &space_style, NULL);
 311 #else
 312     GtkOrientation orient;
 313     GtkToolbarStyle gtkStyle;
 314     GetGtkStyle(style, &orient, &gtkStyle);
 315
 316     m_toolbar = GTK_TOOLBAR( gtk_toolbar_new(orient, gtkStyle) );
 317 #endif
 318
 319     SetToolSeparation(7);
 320
 321     if (style & wxTB_DOCKABLE)
 322     {
 323         m_widget = gtk_handle_box_new();
 324         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
 325         gtk_widget_show( GTK_WIDGET(m_toolbar) );
 326
 327         if (style & wxTB_FLAT)
 328             gtk_handle_box_set_shadow_type( GTK_HANDLE_BOX(m_widget), GTK_SHADOW_NONE );
 329     }
 330     else
 331     {
 332         m_widget = gtk_event_box_new();
 333         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
 334         ConnectWidget( m_widget );
 335         gtk_widget_show(GTK_WIDGET(m_toolbar));
 336     }
 337
 338     gtk_toolbar_set_tooltips( GTK_TOOLBAR(m_toolbar), TRUE );
 339
 340     // FIXME: there is no such function for toolbars in 2.0
 341 #ifndef __WXGTK20__
 342     if (style & wxTB_FLAT)
 343         gtk_toolbar_set_button_relief( GTK_TOOLBAR(m_toolbar), GTK_RELIEF_NONE );
 344 #endif
 345
 346
 347     m_fg = new GdkColor;
 348     m_fg->red = 0;
 349     m_fg->green = 0;
 350     m_fg->blue = 0;
 351     wxColour fg(0,0,0);
 352     fg.CalcPixel( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ) );
 353     m_fg->pixel = fg.GetPixel();
 354
 355     m_bg = new GdkColor;
 356     m_bg->red = 65535;
 357     m_bg->green = 65535;
 358     m_bg->blue = 49980;
 359     wxColour bg(255,255,196);
 360     bg.CalcPixel( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ) );
 361     m_bg->pixel = bg.GetPixel();
 362
 363     gtk_tooltips_force_window( GTK_TOOLBAR(m_toolbar)->tooltips );
 364
 365     GtkStyle *g_style =
 366         gtk_style_copy(
 367                 gtk_widget_get_style(
 368                     GTK_TOOLBAR(m_toolbar)->tooltips->tip_window ) );
 369
 370     g_style->bg[GTK_STATE_NORMAL] = *m_bg;
 371
 372     gtk_widget_set_style( GTK_TOOLBAR(m_toolbar)->tooltips->tip_window, g_style );
 373
 374     m_parent->DoAddChild( this );
 375
 376     PostCreation();
 377
 378     Show( TRUE );
 379
 380     return TRUE;
 381 }
 382
 383 void wxToolBar::GtkSetStyle()
 384 {
 385     GtkOrientation orient;
 386     GtkToolbarStyle style;
 387     GetGtkStyle(GetWindowStyle(), &orient, &style);
 388
 389     gtk_toolbar_set_orientation(m_toolbar, orient);
 390     gtk_toolbar_set_style(m_toolbar, style);
 391 }
 392
 393 void wxToolBar::SetWindowStyleFlag( long style )
 394 {
 395     wxToolBarBase::SetWindowStyleFlag(style);
 396
 397     if ( m_toolbar )
 398         GtkSetStyle();
 399 }
 400
 401 bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
 402 {
 403     wxToolBarTool *tool = (wxToolBarTool *)toolBase;
 404
 405 #ifndef __WXGTK20__
 406     // if we have inserted a space before all the tools we must change the GTK
 407     // index by 1
 408     size_t posGtk = m_xMargin > 1 ? pos + 1 : pos;
 409 #else
 410     size_t posGtk = pos;
 411 #endif
 412
 413     if ( tool->IsButton() )
 414     {
 415         if ( !HasFlag(wxTB_NOICONS) )
 416         {
 417             wxBitmap bitmap = tool->GetNormalBitmap();
 418
 419             wxCHECK_MSG( bitmap.Ok(), FALSE,
 420                          wxT("invalid bitmap for wxToolBar icon") );
 421
 422             wxCHECK_MSG( bitmap.GetBitmap() == NULL, FALSE,
 423                          wxT("wxToolBar doesn't support GdkBitmap") );
 424
 425             wxCHECK_MSG( bitmap.GetPixmap() != NULL, FALSE,
 426                          wxT("wxToolBar::Add needs a wxBitmap") );
 427
 428             GtkWidget *tool_pixmap = (GtkWidget *)NULL;
 429
 430             GdkPixmap *pixmap = bitmap.GetPixmap();
 431
 432             GdkBitmap *mask = (GdkBitmap *)NULL;
 433             if ( bitmap.GetMask() )
 434               mask = bitmap.GetMask()->GetBitmap();
 435
 436             tool_pixmap = gtk_pixmap_new( pixmap, mask );
 437             gtk_pixmap_set_build_insensitive( GTK_PIXMAP(tool_pixmap), TRUE );
 438
 439             gtk_misc_set_alignment( GTK_MISC(tool_pixmap), 0.5, 0.5 );
 440
 441             tool->m_pixmap = tool_pixmap;
 442         }
 443     }
 444
 445     switch ( tool->GetStyle() )
 446     {
 447         case wxTOOL_STYLE_BUTTON:
 448             // for a radio button we need the widget which starts the radio
 449             // group it belongs to, i.e. the first radio button immediately
 450             // preceding this one
 451             {
 452                 GtkWidget *widget = NULL;
 453
 454                 if ( tool->IsRadio() )
 455                 {
 456                     wxToolBarToolsList::compatibility_iterator node
 457                         = wxToolBarToolsList::compatibility_iterator();
 458                     if ( pos ) node = m_tools.Item(pos - 1);
 459
 460                     while ( node )
 461                     {
 462                         wxToolBarTool *tool = (wxToolBarTool *)node->GetData();
 463                         if ( !tool->IsRadio() )
 464                             break;
 465
 466                         widget = tool->m_item;
 467
 468                         node = node->GetPrevious();
 469                     }
 470
 471                     if ( !widget )
 472                     {
 473                         // this is the first button in the radio button group,
 474                         // it will be toggled automatically by GTK so bring the
 475                         // internal flag in sync
 476                         tool->Toggle(TRUE);
 477                     }
 478                 }
 479
 480                 tool->m_item = gtk_toolbar_insert_element
 481                                (
 482                                   m_toolbar,
 483                                   tool->GetGtkChildType(),
 484                                   widget,
 485                                   tool->GetLabel().empty()
 486                                     ? NULL
 487                                     : (const char*) wxGTK_CONV( tool->GetLabel() ),
 488                                   tool->GetShortHelp().empty()
 489                                     ? NULL
 490                                     : (const char*) wxGTK_CONV( tool->GetShortHelp() ),
 491                                   "", // tooltip_private_text (?)
 492                                   tool->m_pixmap,
 493                                   (GtkSignalFunc)gtk_toolbar_callback,
 494                                   (gpointer)tool,
 495                                   posGtk
 496                                );
 497
 498                 if ( !tool->m_item )
 499                 {
 500                     wxFAIL_MSG( _T("gtk_toolbar_insert_element() failed") );
 501
 502                     return FALSE;
 503                 }
 504
 505                 gtk_signal_connect( GTK_OBJECT(tool->m_item),
 506                                     "enter_notify_event",
 507                                     GTK_SIGNAL_FUNC(gtk_toolbar_tool_callback),
 508                                     (gpointer)tool );
 509                 gtk_signal_connect( GTK_OBJECT(tool->m_item),
 510                                     "leave_notify_event",
 511                                     GTK_SIGNAL_FUNC(gtk_toolbar_tool_callback),
 512                                     (gpointer)tool );
 513             }
 514             break;
 515
 516         case wxTOOL_STYLE_SEPARATOR:
 517             gtk_toolbar_insert_space( m_toolbar, posGtk );
 518
 519             // skip the rest
 520             return TRUE;
 521
 522         case wxTOOL_STYLE_CONTROL:
 523             gtk_toolbar_insert_widget(
 524                                        m_toolbar,
 525                                        tool->GetControl()->m_widget,
 526                                        (const char *) NULL,
 527                                        (const char *) NULL,
 528                                        posGtk
 529                                       );
 530             break;
 531     }
 532
 533     GtkRequisition req;
 534     (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
 535         (m_widget, &req );
 536     m_width = req.width + m_xMargin;
 537     m_height = req.height + 2*m_yMargin;
 538
 539     return TRUE;
 540 }
 541
 542 bool wxToolBar::DoDeleteTool(size_t WXUNUSED(pos), wxToolBarToolBase *toolBase)
 543 {
 544     wxToolBarTool *tool = (wxToolBarTool *)toolBase;
 545
 546     switch ( tool->GetStyle() )
 547     {
 548         case wxTOOL_STYLE_CONTROL:
 549             tool->GetControl()->Destroy();
 550             break;
 551
 552         case wxTOOL_STYLE_BUTTON:
 553             gtk_widget_destroy( tool->m_item );
 554             break;
 555
 556         //case wxTOOL_STYLE_SEPARATOR: -- nothing to do
 557     }
 558
 559     return TRUE;
 560 }
 561
 562 // ----------------------------------------------------------------------------
 563 // wxToolBar tools state
 564 // ----------------------------------------------------------------------------
 565
 566 void wxToolBar::DoEnableTool(wxToolBarToolBase *toolBase, bool enable)
 567 {
 568     wxToolBarTool *tool = (wxToolBarTool *)toolBase;
 569
 570     if (tool->m_item)
 571     {
 572         gtk_widget_set_sensitive( tool->m_item, enable );
 573     }
 574 }
 575
 576 void wxToolBar::DoToggleTool( wxToolBarToolBase *toolBase, bool toggle )
 577 {
 578     wxToolBarTool *tool = (wxToolBarTool *)toolBase;
 579
 580     GtkWidget *item = tool->m_item;
 581     if ( item && GTK_IS_TOGGLE_BUTTON(item) )
 582     {
 583         wxBitmap bitmap = tool->GetBitmap();
 584         if ( bitmap.Ok() )
 585         {
 586             GtkPixmap *pixmap = GTK_PIXMAP( tool->m_pixmap );
 587
 588             GdkBitmap *mask = bitmap.GetMask() ? bitmap.GetMask()->GetBitmap()
 589                                                : (GdkBitmap *)NULL;
 590
 591             gtk_pixmap_set( pixmap, bitmap.GetPixmap(), mask );
 592         }
 593
 594         m_blockEvent = TRUE;
 595
 596         gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(item), toggle );
 597
 598         m_blockEvent = FALSE;
 599     }
 600 }
 601
 602 void wxToolBar::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
 603                             bool WXUNUSED(toggle))
 604 {
 605     // VZ: absolutely no idea about how to do it
 606     wxFAIL_MSG( _T("not implemented") );
 607 }
 608
 609 // ----------------------------------------------------------------------------
 610 // wxToolBar geometry
 611 // ----------------------------------------------------------------------------
 612
 613 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord WXUNUSED(x),
 614                                                   wxCoord WXUNUSED(y)) const
 615 {
 616     // VZ: GTK+ doesn't seem to have such thing
 617     wxFAIL_MSG( _T("wxToolBar::FindToolForPosition() not implemented") );
 618
 619     return (wxToolBarToolBase *)NULL;
 620 }
 621
 622 void wxToolBar::SetMargins( int x, int y )
 623 {
 624     wxCHECK_RET( GetToolsCount() == 0,
 625                  wxT("wxToolBar::SetMargins must be called before adding tools.") );
 626
 627 #ifndef __WXGTK20__
 628     if (x > 1)
 629         gtk_toolbar_append_space( m_toolbar );  // oh well
 630 #endif
 631
 632     m_xMargin = x;
 633     m_yMargin = y;
 634 }
 635
 636 void wxToolBar::SetToolSeparation( int separation )
 637 {
 638     // FIXME: this function disappeared
 639 #ifndef __WXGTK20__
 640     gtk_toolbar_set_space_size( m_toolbar, separation );
 641 #endif
 642
 643     m_toolSeparation = separation;
 644 }
 645
 646 void wxToolBar::SetToolShortHelp( int id, const wxString& helpString )
 647 {
 648     wxToolBarTool *tool = (wxToolBarTool *)FindById(id);
 649
 650     if ( tool )
 651     {
 652         (void)tool->SetShortHelp(helpString);
 653         gtk_tooltips_set_tip(m_toolbar->tooltips, tool->m_item,
 654                              wxGTK_CONV( helpString ), "");
 655     }
 656 }
 657
 658 // ----------------------------------------------------------------------------
 659 // wxToolBar idle handling
 660 // ----------------------------------------------------------------------------
 661
 662 void wxToolBar::OnInternalIdle()
 663 {
 664     wxCursor cursor = m_cursor;
 665     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 666
 667     if (cursor.Ok())
 668     {
 669         /* I now set the cursor the anew in every OnInternalIdle call
 670            as setting the cursor in a parent window also effects the
 671            windows above so that checking for the current cursor is
 672            not possible. */
 673
 674         if (HasFlag(wxTB_DOCKABLE) && (m_widget->window))
 675         {
 676             /* if the toolbar is dockable, then m_widget stands for the
 677                GtkHandleBox widget, which uses its own window so that we
 678                can set the cursor for it. if the toolbar is not dockable,
 679                m_widget comes from m_toolbar which uses its parent's
 680                window ("windowless windows") and thus we cannot set the
 681                cursor. */
 682             gdk_window_set_cursor( m_widget->window, cursor.GetCursor() );
 683         }
 684
 685         wxToolBarToolsList::compatibility_iterator node = m_tools.GetFirst();
 686         while ( node )
 687         {
 688             wxToolBarTool *tool = (wxToolBarTool *)node->GetData();
 689             node = node->GetNext();
 690
 691             GtkWidget *item = tool->m_item;
 692             if ( item )
 693             {
 694                 GdkWindow *window = item->window;
 695
 696                 if ( window )
 697                 {
 698                     gdk_window_set_cursor( window, cursor.GetCursor() );
 699                 }
 700             }
 701         }
 702     }
 703
 704     if (wxUpdateUIEvent::CanUpdate(this))
 705         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 706 }
 707
 708 #endif // wxUSE_TOOLBAR_NATIVE