src/gtk/menu.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        menu.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  11     #pragma implementation "menu.h"
  12     #pragma implementation "menuitem.h"
  13 #endif
  14
  15 // For compilers that support precompilation, includes "wx.h".
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/menu.h"
  19 #include "wx/log.h"
  20 #include "wx/intl.h"
  21 #include "wx/app.h"
  22 #include "wx/bitmap.h"
  23
  24 #if wxUSE_ACCEL
  25     #include "wx/accel.h"
  26 #endif // wxUSE_ACCEL
  27
  28 #include "wx/gtk/private.h"
  29
  30 #include <gdk/gdkkeysyms.h>
  31
  32 // FIXME: is this right? somehow I don't think so (VZ)
  33 #ifdef __WXGTK20__
  34     #include <glib-object.h>
  35
  36     #define gtk_accel_group_attach(g, o) gtk_window_add_accel_group((o), (g))
  37     #define gtk_accel_group_detach(g, o) gtk_window_remove_accel_group((o), (g))
  38     #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
  39
  40     #define ACCEL_OBJECT        GtkWindow
  41     #define ACCEL_OBJECTS(a)    (a)->acceleratables
  42     #define ACCEL_OBJ_CAST(obj) ((GtkWindow*) obj)
  43 #else // GTK+ 1.x
  44     #define ACCEL_OBJECT        GtkObject
  45     #define ACCEL_OBJECTS(a)    (a)->attach_objects
  46     #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
  47 #endif
  48
  49 // we use normal item but with a special id for the menu title
  50 static const int wxGTK_TITLE_ID = -3;
  51
  52 //-----------------------------------------------------------------------------
  53 // idle system
  54 //-----------------------------------------------------------------------------
  55
  56 extern void wxapp_install_idle_handler();
  57 extern bool g_isIdle;
  58
  59 #if wxUSE_ACCEL
  60 static wxString GetHotKey( const wxMenuItem& item );
  61 #endif
  62
  63 //-----------------------------------------------------------------------------
  64 // substitute for missing GtkPixmapMenuItem
  65 //-----------------------------------------------------------------------------
  66
  67 #ifndef __WXGTK20__
  68
  69 #define GTK_TYPE_PIXMAP_MENU_ITEM            (gtk_pixmap_menu_item_get_type ())
  70 #define GTK_PIXMAP_MENU_ITEM(obj)            (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
  71 #define GTK_PIXMAP_MENU_ITEM_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
  72 #define GTK_IS_PIXMAP_MENU_ITEM(obj)         (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
  73 #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
  74 //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
  75 #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj)  (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
  76
  77 #ifndef GTK_MENU_ITEM_GET_CLASS
  78 #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
  79 #endif
  80
  81 typedef struct _GtkPixmapMenuItem       GtkPixmapMenuItem;
  82 typedef struct _GtkPixmapMenuItemClass  GtkPixmapMenuItemClass;
  83
  84 struct _GtkPixmapMenuItem
  85 {
  86     GtkMenuItem menu_item;
  87
  88     GtkWidget *pixmap;
  89 };
  90
  91 struct _GtkPixmapMenuItemClass
  92 {
  93     GtkMenuItemClass parent_class;
  94
  95     guint orig_toggle_size;
  96     guint have_pixmap_count;
  97 };
  98
  99 extern "C" {
 100 GtkType    gtk_pixmap_menu_item_get_type       (void);
 101 GtkWidget* gtk_pixmap_menu_item_new            (void);
 102 void       gtk_pixmap_menu_item_set_pixmap     (GtkPixmapMenuItem *menu_item,
 103                                                 GtkWidget *pixmap);
 104 }
 105
 106 #endif // !__WXGTK20__
 107
 108 //-----------------------------------------------------------------------------
 109 // idle system
 110 //-----------------------------------------------------------------------------
 111
 112 static wxString wxReplaceUnderscore( const wxString& title )
 113 {
 114     const wxChar *pc;
 115
 116     // GTK 1.2 wants to have "_" instead of "&" for accelerators
 117     wxString str;
 118     pc = title;
 119     while (*pc != wxT('\0'))
 120     {
 121         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
 122         {
 123             // "&" is doubled to indicate "&" instead of accelerator
 124             ++pc;
 125             str << wxT('&');
 126         }
 127         else if (*pc == wxT('&'))
 128         {
 129             str << wxT('_');
 130         }
 131         else
 132         {
 133             if ( *pc == wxT('_') )
 134             {
 135                 // underscores must be doubled to prevent them from being
 136                 // interpreted as accelerator character prefix by GTK
 137                 str << *pc;
 138             }
 139
 140             str << *pc;
 141         }
 142         ++pc;
 143     }
 144
 145     // wxPrintf( wxT("before %s after %s\n"), title.c_str(), str.c_str() );
 146
 147     return str;
 148 }
 149
 150 //-----------------------------------------------------------------------------
 151 // activate message from GTK
 152 //-----------------------------------------------------------------------------
 153
 154 extern "C" {
 155 static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu )
 156 {
 157     if (g_isIdle) wxapp_install_idle_handler();
 158
 159     wxMenuEvent event( wxEVT_MENU_OPEN, -1, menu );
 160     event.SetEventObject( menu );
 161
 162     wxEvtHandler* handler = menu->GetEventHandler();
 163     if (handler && handler->ProcessEvent(event))
 164         return;
 165
 166     wxWindow *win = menu->GetInvokingWindow();
 167     if (win) win->GetEventHandler()->ProcessEvent( event );
 168 }
 169 }
 170
 171 //-----------------------------------------------------------------------------
 172 // wxMenuBar
 173 //-----------------------------------------------------------------------------
 174
 175 IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
 176
 177 void wxMenuBar::Init(size_t n, wxMenu *menus[], const wxString titles[], long style)
 178 {
 179     // the parent window is known after wxFrame::SetMenu()
 180     m_needParent = FALSE;
 181     m_style = style;
 182     m_invokingWindow = (wxWindow*) NULL;
 183
 184     if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
 185         !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
 186     {
 187         wxFAIL_MSG( wxT("wxMenuBar creation failed") );
 188         return;
 189     }
 190
 191     m_menubar = gtk_menu_bar_new();
 192 #ifndef __WXGTK20__
 193     m_accel = gtk_accel_group_new();
 194 #endif
 195
 196     if (style & wxMB_DOCKABLE)
 197     {
 198         m_widget = gtk_handle_box_new();
 199         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
 200         gtk_widget_show( GTK_WIDGET(m_menubar) );
 201     }
 202     else
 203     {
 204         m_widget = GTK_WIDGET(m_menubar);
 205     }
 206
 207     PostCreation();
 208
 209     ApplyWidgetStyle();
 210
 211     for (size_t i = 0; i < n; ++i )
 212         Append(menus[i], titles[i]);
 213 }
 214
 215 wxMenuBar::wxMenuBar(size_t n, wxMenu *menus[], const wxString titles[], long style)
 216 {
 217     Init(n, menus, titles, style);
 218 }
 219
 220 wxMenuBar::wxMenuBar(long style)
 221 {
 222     Init(0, NULL, NULL, style);
 223 }
 224
 225 wxMenuBar::wxMenuBar()
 226 {
 227     Init(0, NULL, NULL, 0);
 228 }
 229
 230 wxMenuBar::~wxMenuBar()
 231 {
 232 }
 233
 234 static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
 235 {
 236     menu->SetInvokingWindow( (wxWindow*) NULL );
 237
 238     wxWindow *top_frame = win;
 239     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 240         top_frame = top_frame->GetParent();
 241
 242 #ifndef __WXGTK20__
 243     // support for native hot keys
 244     gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
 245 #endif
 246
 247     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 248     while (node)
 249     {
 250         wxMenuItem *menuitem = node->GetData();
 251         if (menuitem->IsSubMenu())
 252             wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
 253         node = node->GetNext();
 254     }
 255 }
 256
 257 static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
 258 {
 259     menu->SetInvokingWindow( win );
 260
 261     wxWindow *top_frame = win;
 262     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 263         top_frame = top_frame->GetParent();
 264
 265     // support for native hot keys
 266     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 267     if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
 268         gtk_accel_group_attach( menu->m_accel, obj );
 269
 270     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 271     while (node)
 272     {
 273         wxMenuItem *menuitem = node->GetData();
 274         if (menuitem->IsSubMenu())
 275             wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
 276         node = node->GetNext();
 277     }
 278 }
 279
 280 void wxMenuBar::SetInvokingWindow( wxWindow *win )
 281 {
 282     m_invokingWindow = win;
 283     wxWindow *top_frame = win;
 284     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 285         top_frame = top_frame->GetParent();
 286
 287 #ifndef __WXGTK20__
 288     // support for native key accelerators indicated by underscroes
 289     ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
 290     if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
 291         gtk_accel_group_attach( m_accel, obj );
 292 #endif
 293
 294     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 295     while (node)
 296     {
 297         wxMenu *menu = node->GetData();
 298         wxMenubarSetInvokingWindow( menu, win );
 299         node = node->GetNext();
 300     }
 301 }
 302
 303 void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
 304 {
 305     m_invokingWindow = (wxWindow*) NULL;
 306     wxWindow *top_frame = win;
 307     while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
 308         top_frame = top_frame->GetParent();
 309
 310 #ifndef __WXGTK20__
 311     // support for native key accelerators indicated by underscroes
 312     gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
 313 #endif
 314
 315     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 316     while (node)
 317     {
 318         wxMenu *menu = node->GetData();
 319         wxMenubarUnsetInvokingWindow( menu, win );
 320         node = node->GetNext();
 321     }
 322 }
 323
 324 bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
 325 {
 326     if ( !wxMenuBarBase::Append( menu, title ) )
 327         return FALSE;
 328
 329     return GtkAppend(menu, title);
 330 }
 331
 332 bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title, int pos)
 333 {
 334     wxString str( wxReplaceUnderscore( title ) );
 335
 336     // This doesn't have much effect right now.
 337     menu->SetTitle( str );
 338
 339     // The "m_owner" is the "menu item"
 340 #ifdef __WXGTK20__
 341     menu->m_owner = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( str ) );
 342 #else
 343     menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) );
 344     GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
 345     // set new text
 346     gtk_label_set_text( label, wxGTK_CONV( str ) );
 347     // reparse key accel
 348     guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
 349     if (accel_key != GDK_VoidSymbol)
 350     {
 351         gtk_widget_add_accelerator (menu->m_owner,
 352                                        "activate_item",
 353                                         m_accel,//gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menubar)),
 354                                         accel_key,
 355                                         GDK_MOD1_MASK,
 356                                         GTK_ACCEL_LOCKED);
 357     }
 358 #endif
 359
 360     gtk_widget_show( menu->m_owner );
 361
 362     gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
 363
 364     if (pos == -1)
 365         gtk_menu_shell_append( GTK_MENU_SHELL(m_menubar), menu->m_owner );
 366     else
 367         gtk_menu_shell_insert( GTK_MENU_SHELL(m_menubar), menu->m_owner, pos );
 368
 369     gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate",
 370                         GTK_SIGNAL_FUNC(gtk_menu_open_callback),
 371                         (gpointer)menu );
 372
 373     // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
 374     // addings menu later on.
 375     if (m_invokingWindow)
 376     {
 377         wxMenubarSetInvokingWindow( menu, m_invokingWindow );
 378
 379             // OPTIMISE ME:  we should probably cache this, or pass it
 380             //               directly, but for now this is a minimal
 381             //               change to validate the new dynamic sizing.
 382             //               see (and refactor :) similar code in Remove
 383             //               below.
 384
 385         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 386
 387         if( frame )
 388             frame->UpdateMenuBarSize();
 389     }
 390
 391     return TRUE;
 392 }
 393
 394 bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
 395 {
 396     if ( !wxMenuBarBase::Insert(pos, menu, title) )
 397         return FALSE;
 398
 399     // TODO
 400
 401     if ( !GtkAppend(menu, title, (int)pos) )
 402         return FALSE;
 403
 404     return TRUE;
 405 }
 406
 407 wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
 408 {
 409     // remove the old item and insert a new one
 410     wxMenu *menuOld = Remove(pos);
 411     if ( menuOld && !Insert(pos, menu, title) )
 412     {
 413         return (wxMenu*) NULL;
 414     }
 415
 416     // either Insert() succeeded or Remove() failed and menuOld is NULL
 417     return menuOld;
 418 }
 419
 420 wxMenu *wxMenuBar::Remove(size_t pos)
 421 {
 422     wxMenu *menu = wxMenuBarBase::Remove(pos);
 423     if ( !menu )
 424         return (wxMenu*) NULL;
 425
 426     gtk_menu_item_remove_submenu( GTK_MENU_ITEM(menu->m_owner) );
 427     gtk_container_remove(GTK_CONTAINER(m_menubar), menu->m_owner);
 428
 429     gtk_widget_destroy( menu->m_owner );
 430     menu->m_owner = NULL;
 431
 432     if (m_invokingWindow)
 433     {
 434         // OPTIMISE ME:  see comment in GtkAppend
 435         wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame );
 436
 437         if( frame )
 438             frame->UpdateMenuBarSize();
 439     }
 440
 441     return menu;
 442 }
 443
 444 static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
 445 {
 446     if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
 447     {
 448         int res = menu->FindItem( itemString );
 449         if (res != wxNOT_FOUND)
 450             return res;
 451     }
 452
 453     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 454     while (node)
 455     {
 456         wxMenuItem *item = node->GetData();
 457         if (item->IsSubMenu())
 458             return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
 459
 460         node = node->GetNext();
 461     }
 462
 463     return wxNOT_FOUND;
 464 }
 465
 466 int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
 467 {
 468     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 469     while (node)
 470     {
 471         wxMenu *menu = node->GetData();
 472         int res = FindMenuItemRecursive( menu, menuString, itemString);
 473         if (res != -1)
 474             return res;
 475         node = node->GetNext();
 476     }
 477
 478     return wxNOT_FOUND;
 479 }
 480
 481 // Find a wxMenuItem using its id. Recurses down into sub-menus
 482 static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
 483 {
 484     wxMenuItem* result = menu->FindChildItem(id);
 485
 486     wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
 487     while ( node && result == NULL )
 488     {
 489         wxMenuItem *item = node->GetData();
 490         if (item->IsSubMenu())
 491         {
 492             result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
 493         }
 494         node = node->GetNext();
 495     }
 496
 497     return result;
 498 }
 499
 500 wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
 501 {
 502     wxMenuItem* result = 0;
 503     wxMenuList::compatibility_iterator node = m_menus.GetFirst();
 504     while (node && result == 0)
 505     {
 506         wxMenu *menu = node->GetData();
 507         result = FindMenuItemByIdRecursive( menu, id );
 508         node = node->GetNext();
 509     }
 510
 511     if ( menuForItem )
 512     {
 513         *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
 514     }
 515
 516     return result;
 517 }
 518
 519 void wxMenuBar::EnableTop( size_t pos, bool flag )
 520 {
 521     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 522
 523     wxCHECK_RET( node, wxT("menu not found") );
 524
 525     wxMenu* menu = node->GetData();
 526
 527     if (menu->m_owner)
 528         gtk_widget_set_sensitive( menu->m_owner, flag );
 529 }
 530
 531 wxString wxMenuBar::GetLabelTop( size_t pos ) const
 532 {
 533     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 534
 535     wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
 536
 537     wxMenu* menu = node->GetData();
 538
 539     wxString label;
 540     wxString text( menu->GetTitle() );
 541     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 542     {
 543         if ( *pc == wxT('_') )
 544         {
 545             // '_' is the escape character for GTK+
 546             continue;
 547         }
 548
 549         // don't remove ampersands '&' since if we have them in the menu title
 550         // it means that they were doubled to indicate "&" instead of accelerator
 551
 552         label += *pc;
 553     }
 554
 555     return label;
 556 }
 557
 558 void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
 559 {
 560     wxMenuList::compatibility_iterator node = m_menus.Item( pos );
 561
 562     wxCHECK_RET( node, wxT("menu not found") );
 563
 564     wxMenu* menu = node->GetData();
 565
 566     wxString str( wxReplaceUnderscore( label ) );
 567
 568     menu->SetTitle( str );
 569
 570     if (menu->m_owner)
 571     {
 572         GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
 573
 574         /* set new text */
 575         gtk_label_set( label, wxGTK_CONV( str ) );
 576
 577         /* reparse key accel */
 578         (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) );
 579         gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
 580     }
 581
 582 }
 583
 584 //-----------------------------------------------------------------------------
 585 // "activate"
 586 //-----------------------------------------------------------------------------
 587
 588 extern "C" {
 589 static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
 590 {
 591     if (g_isIdle)
 592         wxapp_install_idle_handler();
 593
 594     int id = menu->FindMenuIdByMenuItem(widget);
 595
 596     /* should find it for normal (not popup) menu */
 597     wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
 598                   _T("menu item not found in gtk_menu_clicked_callback") );
 599
 600     if (!menu->IsEnabled(id))
 601         return;
 602
 603     wxMenuItem* item = menu->FindChildItem( id );
 604     wxCHECK_RET( item, wxT("error in menu item callback") );
 605
 606     if ( item->GetId() == wxGTK_TITLE_ID )
 607     {
 608         // ignore events from the menu title
 609         return;
 610     }
 611
 612     if (item->IsCheckable())
 613     {
 614         bool isReallyChecked = item->IsChecked(),
 615             isInternallyChecked = item->wxMenuItemBase::IsChecked();
 616
 617         // ensure that the internal state is always consistent with what is
 618         // shown on the screen
 619         item->wxMenuItemBase::Check(isReallyChecked);
 620
 621         // we must not report the events for the radio button going up nor the
 622         // events resulting from the calls to wxMenuItem::Check()
 623         if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) ||
 624              (isInternallyChecked == isReallyChecked) )
 625         {
 626             return;
 627         }
 628     }
 629
 630
 631     // Is this menu on a menubar?  (possibly nested)
 632     wxFrame* frame = NULL;
 633     if(menu->IsAttached())
 634         frame = menu->GetMenuBar()->GetFrame();
 635
 636     // FIXME: why do we have to call wxFrame::GetEventHandler() directly here?
 637     //        normally wxMenu::SendEvent() should be enough, if it doesn't work
 638     //        in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which
 639     //        should be fixed instead of working around it here...
 640     if (frame)
 641     {
 642         // If it is attached then let the frame send the event.
 643         // Don't call frame->ProcessCommand(id) because it toggles
 644         // checkable items and we've already done that above.
 645         wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id);
 646         commandEvent.SetEventObject(frame);
 647         if (item->IsCheckable())
 648             commandEvent.SetInt(item->IsChecked());
 649         commandEvent.SetEventObject(menu);
 650
 651         frame->GetEventHandler()->ProcessEvent(commandEvent);
 652     }
 653     else
 654     {
 655         // otherwise let the menu have it
 656         menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1);
 657     }
 658 }
 659 }
 660
 661 //-----------------------------------------------------------------------------
 662 // "select"
 663 //-----------------------------------------------------------------------------
 664
 665 extern "C" {
 666 static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
 667 {
 668     if (g_isIdle) wxapp_install_idle_handler();
 669
 670     int id = menu->FindMenuIdByMenuItem(widget);
 671
 672     wxASSERT( id != -1 ); // should find it!
 673
 674     if (!menu->IsEnabled(id))
 675         return;
 676
 677     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
 678     event.SetEventObject( menu );
 679
 680     wxEvtHandler* handler = menu->GetEventHandler();
 681     if (handler && handler->ProcessEvent(event))
 682         return;
 683
 684     wxWindow *win = menu->GetInvokingWindow();
 685     if (win) win->GetEventHandler()->ProcessEvent( event );
 686 }
 687 }
 688
 689 //-----------------------------------------------------------------------------
 690 // "deselect"
 691 //-----------------------------------------------------------------------------
 692
 693 extern "C" {
 694 static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
 695 {
 696     if (g_isIdle) wxapp_install_idle_handler();
 697
 698     int id = menu->FindMenuIdByMenuItem(widget);
 699
 700     wxASSERT( id != -1 ); // should find it!
 701
 702     if (!menu->IsEnabled(id))
 703         return;
 704
 705     wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
 706     event.SetEventObject( menu );
 707
 708     wxEvtHandler* handler = menu->GetEventHandler();
 709     if (handler && handler->ProcessEvent(event))
 710         return;
 711
 712     wxWindow *win = menu->GetInvokingWindow();
 713     if (win)
 714         win->GetEventHandler()->ProcessEvent( event );
 715 }
 716 }
 717
 718 //-----------------------------------------------------------------------------
 719 // wxMenuItem
 720 //-----------------------------------------------------------------------------
 721
 722 IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
 723
 724 wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
 725                                 int id,
 726                                 const wxString& name,
 727                                 const wxString& help,
 728                                 wxItemKind kind,
 729                                 wxMenu *subMenu)
 730 {
 731     return new wxMenuItem(parentMenu, id, name, help, kind, subMenu);
 732 }
 733
 734 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 735                        int id,
 736                        const wxString& text,
 737                        const wxString& help,
 738                        wxItemKind kind,
 739                        wxMenu *subMenu)
 740           : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu)
 741 {
 742     Init(text);
 743 }
 744
 745 wxMenuItem::wxMenuItem(wxMenu *parentMenu,
 746                        int id,
 747                        const wxString& text,
 748                        const wxString& help,
 749                        bool isCheckable,
 750                        wxMenu *subMenu)
 751           : wxMenuItemBase(parentMenu, id, text, help,
 752                            isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu)
 753 {
 754     Init(text);
 755 }
 756
 757 void wxMenuItem::Init(const wxString& text)
 758 {
 759     m_labelWidget = (GtkWidget *) NULL;
 760     m_menuItem = (GtkWidget *) NULL;
 761
 762     DoSetText(text);
 763 }
 764
 765 wxMenuItem::~wxMenuItem()
 766 {
 767    // don't delete menu items, the menus take care of that
 768 }
 769
 770 // return the menu item text without any menu accels
 771 /* static */
 772 wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
 773 {
 774     wxString label;
 775
 776     for ( const wxChar *pc = text.c_str(); *pc; pc++ )
 777     {
 778         if ( *pc == wxT('\t'))
 779             break;
 780
 781         if ( *pc == wxT('_') )
 782         {
 783             // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx"
 784             pc++;
 785             label += *pc;
 786             continue;
 787         }
 788
 789 #ifdef __WXGTK20__
 790         if ( *pc == wxT('\\')  )
 791         {
 792             // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx"
 793             pc++;
 794             label += *pc;
 795             continue;
 796         }
 797 #endif
 798
 799         if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) )
 800         {
 801             // wxMSW escapes "&"
 802             // "&" is doubled to indicate "&" instead of accelerator
 803             continue;
 804         }
 805
 806         label += *pc;
 807     }
 808
 809     // wxPrintf( wxT("GetLabelFromText(): text %s label %s\n"), text.c_str(), label.c_str() );
 810
 811     return label;
 812 }
 813
 814 void wxMenuItem::SetText( const wxString& str )
 815 {
 816     // Some optimization to avoid flicker
 817     wxString oldLabel = m_text;
 818     oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t'));
 819     oldLabel.Replace(wxT("_"), wxT(""));
 820     wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t'));
 821     if (oldLabel == label1)
 822         return;
 823
 824     DoSetText(str);
 825
 826     if (m_menuItem)
 827     {
 828         GtkLabel *label;
 829         if (m_labelWidget)
 830             label = (GtkLabel*) m_labelWidget;
 831         else
 832             label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
 833
 834 #ifdef __WXGTK20__
 835         gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(m_text) );
 836 #else
 837         // set new text
 838         gtk_label_set( label, wxGTK_CONV( m_text ) );
 839
 840         // reparse key accel
 841         (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) );
 842         gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
 843 #endif
 844     }
 845 }
 846
 847 // it's valid for this function to be called even if m_menuItem == NULL
 848 void wxMenuItem::DoSetText( const wxString& str )
 849 {
 850     // '\t' is the deliminator indicating a hot key
 851     m_text.Empty();
 852     const wxChar *pc = str;
 853     while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) )
 854     {
 855         if ((*pc == wxT('&')) && (*(pc+1) == wxT('&')))
 856         {
 857             // "&" is doubled to indicate "&" instead of accelerator
 858             ++pc;
 859             m_text << wxT('&');
 860         }
 861         else if (*pc == wxT('&'))
 862         {
 863             m_text << wxT('_');
 864         }
 865         else if ( *pc == wxT('_') )    // escape underscores
 866         {
 867             m_text << wxT("__");
 868         }
 869         else
 870         {
 871             m_text << *pc;
 872         }
 873         ++pc;
 874     }
 875
 876     // wxPrintf( wxT("DoSetText(): str %s m_text %s\n"), str.c_str(), m_text.c_str() );
 877
 878     m_hotKey = wxT("");
 879
 880     if(*pc == wxT('\t'))
 881     {
 882        pc++;
 883        m_hotKey = pc;
 884     }
 885 }
 886
 887 #if wxUSE_ACCEL
 888
 889 wxAcceleratorEntry *wxMenuItem::GetAccel() const
 890 {
 891     if ( !GetHotKey() )
 892     {
 893         // nothing
 894         return (wxAcceleratorEntry *)NULL;
 895     }
 896
 897     // as wxGetAccelFromString() looks for TAB, insert a dummy one here
 898     wxString label;
 899     label << wxT('\t') << GetHotKey();
 900
 901     return wxGetAccelFromString(label);
 902 }
 903
 904 #endif // wxUSE_ACCEL
 905
 906 void wxMenuItem::Check( bool check )
 907 {
 908     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 909
 910     if (check == m_isChecked)
 911         return;
 912
 913     wxMenuItemBase::Check( check );
 914
 915     switch ( GetKind() )
 916     {
 917         case wxITEM_CHECK:
 918         case wxITEM_RADIO:
 919             gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
 920             break;
 921
 922         default:
 923             wxFAIL_MSG( _T("can't check this item") );
 924     }
 925 }
 926
 927 void wxMenuItem::Enable( bool enable )
 928 {
 929     wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
 930
 931     gtk_widget_set_sensitive( m_menuItem, enable );
 932     wxMenuItemBase::Enable( enable );
 933 }
 934
 935 bool wxMenuItem::IsChecked() const
 936 {
 937     wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
 938
 939     wxCHECK_MSG( IsCheckable(), FALSE,
 940                  wxT("can't get state of uncheckable item!") );
 941
 942     return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
 943 }
 944
 945 //-----------------------------------------------------------------------------
 946 // wxMenu
 947 //-----------------------------------------------------------------------------
 948
 949 IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
 950
 951 void wxMenu::Init()
 952 {
 953     m_accel = gtk_accel_group_new();
 954     m_menu = gtk_menu_new();
 955     // NB: keep reference to the menu so that it is not destroyed behind
 956     //     our back by GTK+ e.g. when it is removed from menubar:
 957     gtk_widget_ref(m_menu);
 958
 959     m_owner = (GtkWidget*) NULL;
 960
 961     // Tearoffs are entries, just like separators. So if we want this
 962     // menu to be a tear-off one, we just append a tearoff entry
 963     // immediately.
 964     if ( m_style & wxMENU_TEAROFF )
 965     {
 966         GtkWidget *tearoff = gtk_tearoff_menu_item_new();
 967
 968         gtk_menu_append(GTK_MENU(m_menu), tearoff);
 969     }
 970
 971     m_prevRadio = NULL;
 972
 973     // append the title as the very first entry if we have it
 974     if ( !m_title.empty() )
 975     {
 976         Append(wxGTK_TITLE_ID, m_title);
 977         AppendSeparator();
 978     }
 979 }
 980
 981 wxMenu::~wxMenu()
 982 {
 983    WX_CLEAR_LIST(wxMenuItemList, m_items);
 984
 985    if ( GTK_IS_WIDGET( m_menu ))
 986    {
 987        // see wxMenu::Init
 988        gtk_widget_unref( m_menu );
 989        // if the menu is inserted in another menu at this time, there was
 990        // one more reference to it:
 991        if ( m_owner )
 992            gtk_widget_destroy( m_menu );
 993    }
 994 }
 995
 996 bool wxMenu::GtkAppend(wxMenuItem *mitem, int pos)
 997 {
 998     GtkWidget *menuItem;
 999
1000     if ( mitem->IsSeparator() )
1001     {
1002 #ifdef __WXGTK20__
1003         menuItem = gtk_separator_menu_item_new();
1004 #else
1005         // TODO
1006         menuItem = gtk_menu_item_new();
1007 #endif
1008         if (pos == -1)
1009             gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1010         else
1011             gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1012     }
1013     else if ( mitem->IsSubMenu() )
1014     {
1015         // text has "_" instead of "&" after mitem->SetText()
1016         wxString text( mitem->GetText() );
1017
1018 #ifdef __WXGTK20__
1019         menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1020 #else
1021         menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1022         GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1023         // set new text
1024         gtk_label_set_text( label, wxGTK_CONV( text ) );
1025         // reparse key accel
1026         guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1027         if (accel_key != GDK_VoidSymbol)
1028         {
1029             gtk_widget_add_accelerator (menuItem,
1030                                         "activate_item",
1031                                         gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1032                                         accel_key,
1033                                         GDK_MOD1_MASK,
1034                                         GTK_ACCEL_LOCKED);
1035         }
1036 #endif
1037
1038         gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
1039         if (pos == -1)
1040             gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1041         else
1042             gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1043
1044         gtk_widget_show( mitem->GetSubMenu()->m_menu );
1045
1046         // if adding a submenu to a menu already existing in the menu bar, we
1047         // must set invoking window to allow processing events from this
1048         // submenu
1049         if ( m_invokingWindow )
1050             wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1051
1052         m_prevRadio = NULL;
1053     }
1054     else if (mitem->GetBitmap().Ok())
1055     {
1056         wxString text = mitem->GetText();
1057         const wxBitmap *bitmap = &mitem->GetBitmap();
1058
1059 #ifdef __WXGTK20__
1060         menuItem = gtk_image_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1061
1062         GtkWidget *image;
1063         if (bitmap->HasPixbuf())
1064         {
1065             image = gtk_image_new_from_pixbuf(bitmap->GetPixbuf());
1066         }
1067         else
1068         {
1069             GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
1070             GdkBitmap *gdk_bitmap = bitmap->GetMask() ?
1071                                         bitmap->GetMask()->GetBitmap() :
1072                                         (GdkBitmap*) NULL;
1073             image = gtk_image_new_from_pixmap( gdk_pixmap, gdk_bitmap );
1074         }
1075
1076         gtk_widget_show(image);
1077
1078         gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(menuItem), image );
1079
1080         gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1081                             GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1082                             (gpointer)this );
1083
1084         if (pos == -1)
1085             gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1086         else
1087             gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1088 #else
1089         GdkPixmap *gdk_pixmap = bitmap->GetPixmap();
1090         GdkBitmap *gdk_bitmap = bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap*) NULL;
1091
1092         menuItem = gtk_pixmap_menu_item_new ();
1093         GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) );
1094         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1095         gtk_container_add (GTK_CONTAINER (menuItem), label);
1096
1097         gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1098         guint accel_key;
1099         GdkModifierType accel_mods;
1100
1101         // accelerator for the item, as specified by its label
1102         // (ex. Ctrl+O for open)
1103         gtk_accelerator_parse(GetHotKey(*mitem).c_str(), &accel_key,
1104                               &accel_mods);
1105         if (accel_key != GDK_VoidSymbol)
1106         {
1107             gtk_widget_add_accelerator (menuItem,
1108                                         "activate_item",
1109                                         m_accel,
1110                                         accel_key, accel_mods,
1111                                         GTK_ACCEL_VISIBLE);
1112         }
1113
1114         // accelerator for the underlined char (ex ALT+F for the File menu)
1115         accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1116         if (accel_key != GDK_VoidSymbol)
1117         {
1118             gtk_widget_add_accelerator (menuItem,
1119                                         "activate_item",
1120                                         gtk_menu_ensure_uline_accel_group(GTK_MENU (m_menu)),
1121                                         accel_key,
1122                                         GDK_MOD1_MASK,
1123                                         GTK_ACCEL_LOCKED);
1124         }
1125
1126         gtk_widget_show (label);
1127
1128         mitem->SetLabelWidget(label);
1129
1130         GtkWidget* pixmap = gtk_pixmap_new( gdk_pixmap, gdk_bitmap );
1131         gtk_widget_show(pixmap);
1132         gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1133
1134         gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1135                             GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1136                             (gpointer)this );
1137
1138         if (pos == -1)
1139             gtk_menu_append( GTK_MENU(m_menu), menuItem );
1140         else
1141             gtk_menu_insert( GTK_MENU(m_menu), menuItem, pos );
1142         gtk_widget_show( menuItem );
1143 #endif
1144
1145         m_prevRadio = NULL;
1146     }
1147     else // a normal item
1148     {
1149         // text has "_" instead of "&" after mitem->SetText() so don't use it
1150         wxString text( mitem->GetText() );
1151
1152         switch ( mitem->GetKind() )
1153         {
1154             case wxITEM_CHECK:
1155             {
1156 #ifdef __WXGTK20__
1157                 menuItem = gtk_check_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1158 #else
1159                 menuItem = gtk_check_menu_item_new_with_label( wxGTK_CONV( text ) );
1160                 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1161                 // set new text
1162                 gtk_label_set_text( label, wxGTK_CONV( text ) );
1163                 // reparse key accel
1164                 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1165                 if (accel_key != GDK_VoidSymbol)
1166                 {
1167                     gtk_widget_add_accelerator (menuItem,
1168                                                 "activate_item",
1169                                                 gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1170                                                 accel_key,
1171                                                 GDK_MOD1_MASK,
1172                                                 GTK_ACCEL_LOCKED);
1173                 }
1174 #endif
1175                 m_prevRadio = NULL;
1176                 break;
1177             }
1178
1179             case wxITEM_RADIO:
1180             {
1181                 GSList *group = NULL;
1182                 if ( m_prevRadio == NULL )
1183                 {
1184                     // start of a new radio group
1185 #ifdef __WXGTK20__
1186                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1187 #else
1188                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1189                     GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1190                     // set new text
1191                     gtk_label_set_text( label, wxGTK_CONV( text ) );
1192                     // reparse key accel
1193                     guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1194                     if (accel_key != GDK_VoidSymbol)
1195                     {
1196                         gtk_widget_add_accelerator (menuItem,
1197                                                     "activate_item",
1198                                                     gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1199                                                     accel_key,
1200                                                     GDK_MOD1_MASK,
1201                                                     GTK_ACCEL_LOCKED);
1202                     }
1203 #endif
1204                 }
1205                 else // continue the radio group
1206                 {
1207 #ifdef __WXGTK20__
1208                     group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1209                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_mnemonic( group, wxGTK_CONV( text ) );
1210 #else
1211                     group = gtk_radio_menu_item_group (GTK_RADIO_MENU_ITEM (m_prevRadio));
1212                     m_prevRadio = menuItem = gtk_radio_menu_item_new_with_label( group, wxGTK_CONV( text ) );
1213                     GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1214                     // set new text
1215                     gtk_label_set_text( label, wxGTK_CONV( text ) );
1216                     // reparse key accel
1217                     guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1218                     if (accel_key != GDK_VoidSymbol)
1219                     {
1220                         gtk_widget_add_accelerator (menuItem,
1221                                                     "activate_item",
1222                                                     gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1223                                                     accel_key,
1224                                                     GDK_MOD1_MASK,
1225                                                     GTK_ACCEL_LOCKED);
1226                     }
1227 #endif
1228                 }
1229                 break;
1230             }
1231
1232             default:
1233                 wxFAIL_MSG( _T("unexpected menu item kind") );
1234                 // fall through
1235
1236             case wxITEM_NORMAL:
1237             {
1238 #ifdef __WXGTK20__
1239                 menuItem = gtk_menu_item_new_with_mnemonic( wxGTK_CONV( text ) );
1240 #else
1241                 menuItem = gtk_menu_item_new_with_label( wxGTK_CONV( text ) );
1242                 GtkLabel *label = GTK_LABEL( GTK_BIN(menuItem)->child );
1243                 // set new text
1244                 gtk_label_set_text( label, wxGTK_CONV( text ) );
1245                 // reparse key accel
1246                 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) );
1247                 if (accel_key != GDK_VoidSymbol)
1248                 {
1249                     gtk_widget_add_accelerator (menuItem,
1250                                                     "activate_item",
1251                                                     gtk_menu_ensure_uline_accel_group(GTK_MENU(m_menu)),
1252                                                     accel_key,
1253                                                     GDK_MOD1_MASK,
1254                                                     GTK_ACCEL_LOCKED);
1255                 }
1256 #endif
1257                 m_prevRadio = NULL;
1258                 break;
1259             }
1260         }
1261
1262         gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1263                             GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1264                             (gpointer)this );
1265
1266         if (pos == -1)
1267             gtk_menu_shell_append(GTK_MENU_SHELL(m_menu), menuItem);
1268         else
1269             gtk_menu_shell_insert(GTK_MENU_SHELL(m_menu), menuItem, pos);
1270     }
1271
1272     guint accel_key;
1273     GdkModifierType accel_mods;
1274     wxCharBuffer buf = wxGTK_CONV( GetHotKey(*mitem) );
1275
1276     // wxPrintf( wxT("item: %s hotkey %s\n"), mitem->GetText().c_str(), GetHotKey(*mitem).c_str() );
1277
1278     gtk_accelerator_parse( (const char*) buf, &accel_key, &accel_mods);
1279     if (accel_key != 0)
1280     {
1281         gtk_widget_add_accelerator (GTK_WIDGET(menuItem),
1282                                     "activate",
1283                                     m_accel,
1284                                     accel_key,
1285                                     accel_mods,
1286                                     GTK_ACCEL_VISIBLE);
1287     }
1288
1289     gtk_widget_show( menuItem );
1290
1291     if ( !mitem->IsSeparator() )
1292     {
1293         wxASSERT_MSG( menuItem, wxT("invalid menuitem") );
1294
1295         gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1296                             GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1297                             (gpointer)this );
1298
1299         gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1300                             GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1301                             (gpointer)this );
1302     }
1303
1304     mitem->SetMenuItem(menuItem);
1305
1306     if (ms_locked)
1307     {
1308         // This doesn't even exist!
1309         // gtk_widget_lock_accelerators(mitem->GetMenuItem());
1310     }
1311
1312     return TRUE;
1313 }
1314
1315 wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem)
1316 {
1317     if (!GtkAppend(mitem))
1318         return NULL;
1319
1320     return wxMenuBase::DoAppend(mitem);
1321 }
1322
1323 wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1324 {
1325     if ( !wxMenuBase::DoInsert(pos, item) )
1326         return NULL;
1327
1328     // TODO
1329     if ( !GtkAppend(item, (int)pos) )
1330         return NULL;
1331
1332     return item;
1333 }
1334
1335 wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1336 {
1337     if ( !wxMenuBase::DoRemove(item) )
1338         return (wxMenuItem *)NULL;
1339
1340     // TODO: this code doesn't delete the item factory item and this seems
1341     //       impossible as of GTK 1.2.6.
1342     gtk_widget_destroy( item->GetMenuItem() );
1343
1344     return item;
1345 }
1346
1347 int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1348 {
1349     wxMenuItemList::compatibility_iterator node = m_items.GetFirst();
1350     while (node)
1351     {
1352         wxMenuItem *item = node->GetData();
1353         if (item->GetMenuItem() == menuItem)
1354            return item->GetId();
1355         node = node->GetNext();
1356     }
1357
1358     return wxNOT_FOUND;
1359 }
1360
1361 // ----------------------------------------------------------------------------
1362 // helpers
1363 // ----------------------------------------------------------------------------
1364
1365 #if wxUSE_ACCEL
1366
1367 static wxString GetHotKey( const wxMenuItem& item )
1368 {
1369     wxString hotkey;
1370
1371     wxAcceleratorEntry *accel = item.GetAccel();
1372     if ( accel )
1373     {
1374         int flags = accel->GetFlags();
1375         if ( flags & wxACCEL_ALT )
1376             hotkey += wxT("<alt>");
1377         if ( flags & wxACCEL_CTRL )
1378             hotkey += wxT("<control>");
1379         if ( flags & wxACCEL_SHIFT )
1380             hotkey += wxT("<shift>");
1381
1382         int code = accel->GetKeyCode();
1383         switch ( code )
1384         {
1385             case WXK_F1:
1386             case WXK_F2:
1387             case WXK_F3:
1388             case WXK_F4:
1389             case WXK_F5:
1390             case WXK_F6:
1391             case WXK_F7:
1392             case WXK_F8:
1393             case WXK_F9:
1394             case WXK_F10:
1395             case WXK_F11:
1396             case WXK_F12:
1397                 hotkey += wxString::Format(wxT("F%d"), code - WXK_F1 + 1);
1398                 break;
1399
1400                 // TODO: we should use gdk_keyval_name() (a.k.a.
1401                 //       XKeysymToString) here as well as hardcoding the keysym
1402                 //       names this might be not portable
1403             case WXK_NUMPAD_INSERT:
1404                 hotkey << wxT("KP_Insert" );
1405                 break;
1406             case WXK_NUMPAD_DELETE:
1407                 hotkey << wxT("KP_Delete" );
1408                 break;
1409             case WXK_INSERT:
1410                 hotkey << wxT("Insert" );
1411                 break;
1412             case WXK_DELETE:
1413                 hotkey << wxT("Delete" );
1414                 break;
1415             case WXK_UP:
1416                 hotkey << wxT("Up" );
1417                 break;
1418             case WXK_DOWN:
1419                 hotkey << wxT("Down" );
1420                 break;
1421             case WXK_PAGEUP:
1422             case WXK_PRIOR:
1423                 hotkey << wxT("Prior" );
1424                 break;
1425             case WXK_PAGEDOWN:
1426             case WXK_NEXT:
1427                 hotkey << wxT("Next" );
1428                 break;
1429             case WXK_LEFT:
1430                 hotkey << wxT("Left" );
1431                 break;
1432             case WXK_RIGHT:
1433                 hotkey << wxT("Right" );
1434                 break;
1435             case WXK_HOME:
1436                 hotkey << wxT("Home" );
1437                 break;
1438             case WXK_END:
1439                 hotkey << wxT("End" );
1440                 break;
1441             case WXK_RETURN:
1442                 hotkey << wxT("Return" );
1443                 break;
1444
1445                 // if there are any other keys wxGetAccelFromString() may
1446                 // return, we should process them here
1447
1448             default:
1449                 if ( code < 127 )
1450                 {
1451                     wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) );
1452                     if ( name )
1453                     {
1454                         hotkey << name;
1455                         break;
1456                     }
1457                 }
1458
1459                 wxFAIL_MSG( wxT("unknown keyboard accel") );
1460         }
1461
1462         delete accel;
1463     }
1464
1465     return hotkey;
1466 }
1467
1468 #endif // wxUSE_ACCEL
1469
1470
1471 //-----------------------------------------------------------------------------
1472 // substitute for missing GtkPixmapMenuItem
1473 //-----------------------------------------------------------------------------
1474
1475 #ifndef __WXGTK20__
1476
1477 /*
1478  * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1479  * All rights reserved.
1480  *
1481  * This file is part of the Gnome Library.
1482  *
1483  * The Gnome Library is free software; you can redistribute it and/or
1484  * modify it under the terms of the GNU Library General Public License as
1485  * published by the Free Software Foundation; either version 2 of the
1486  * License, or (at your option) any later version.
1487  *
1488  * The Gnome Library is distributed in the hope that it will be useful,
1489  * but WITHOUT ANY WARRANTY; without even the implied warranty of
1490  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
1491  * Library General Public License for more details.
1492  *
1493  * You should have received a copy of the GNU Library General Public
1494  * License along with the Gnome Library; see the file COPYING.LIB.  If not,
1495  * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1496  * Boston, MA 02111-1307, USA.
1497  */
1498 /*
1499   @NOTATION@
1500  */
1501
1502 /* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1503
1504 #include <gtk/gtkaccellabel.h>
1505 #include <gtk/gtksignal.h>
1506 #include <gtk/gtkmenuitem.h>
1507 #include <gtk/gtkmenu.h>
1508 #include <gtk/gtkcontainer.h>
1509
1510 extern "C"
1511 {
1512
1513 static void gtk_pixmap_menu_item_class_init    (GtkPixmapMenuItemClass *klass);
1514 static void gtk_pixmap_menu_item_init          (GtkPixmapMenuItem      *menu_item);
1515 static void gtk_pixmap_menu_item_draw          (GtkWidget              *widget,
1516                                                 GdkRectangle           *area);
1517 static gint gtk_pixmap_menu_item_expose        (GtkWidget              *widget,
1518                                                 GdkEventExpose         *event);
1519
1520 /* we must override the following functions */
1521
1522 static void gtk_pixmap_menu_item_map           (GtkWidget        *widget);
1523 static void gtk_pixmap_menu_item_size_allocate (GtkWidget        *widget,
1524                                                 GtkAllocation    *allocation);
1525 static void gtk_pixmap_menu_item_forall        (GtkContainer    *container,
1526                                                 gboolean         include_internals,
1527                                                 GtkCallback      callback,
1528                                                 gpointer         callback_data);
1529 static void gtk_pixmap_menu_item_size_request  (GtkWidget        *widget,
1530                                                 GtkRequisition   *requisition);
1531 static void gtk_pixmap_menu_item_remove        (GtkContainer *container,
1532                                                 GtkWidget    *child);
1533
1534 static void changed_have_pixmap_status         (GtkPixmapMenuItem *menu_item);
1535
1536 static GtkMenuItemClass *parent_class = NULL;
1537
1538 } // extern "C"
1539
1540 #define BORDER_SPACING  3
1541 #define PMAP_WIDTH 20
1542
1543 GtkType
1544 gtk_pixmap_menu_item_get_type (void)
1545 {
1546   static GtkType pixmap_menu_item_type = 0;
1547
1548   if (!pixmap_menu_item_type)
1549     {
1550       GtkTypeInfo pixmap_menu_item_info =
1551       {
1552         (char *)"GtkPixmapMenuItem",
1553         sizeof (GtkPixmapMenuItem),
1554         sizeof (GtkPixmapMenuItemClass),
1555         (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1556         (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1557         /* reserved_1 */ NULL,
1558         /* reserved_2 */ NULL,
1559         (GtkClassInitFunc) NULL,
1560       };
1561
1562       pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1563                                                &pixmap_menu_item_info);
1564     }
1565
1566   return pixmap_menu_item_type;
1567 }
1568
1569 extern "C" {
1570
1571 /**
1572  * gtk_pixmap_menu_item_new
1573  *
1574  * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1575  * to set the pixmap wich is displayed at the left side.
1576  *
1577  * Returns:
1578  * &GtkWidget pointer to new menu item
1579  **/
1580
1581 GtkWidget*
1582 gtk_pixmap_menu_item_new (void)
1583 {
1584   return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1585 }
1586
1587 static void
1588 gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1589 {
1590   GtkObjectClass *object_class;
1591   GtkWidgetClass *widget_class;
1592   GtkMenuItemClass *menu_item_class;
1593   GtkContainerClass *container_class;
1594
1595   object_class = (GtkObjectClass*) klass;
1596   widget_class = (GtkWidgetClass*) klass;
1597   menu_item_class = (GtkMenuItemClass*) klass;
1598   container_class = (GtkContainerClass*) klass;
1599
1600   parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1601
1602   widget_class->draw = gtk_pixmap_menu_item_draw;
1603   widget_class->expose_event = gtk_pixmap_menu_item_expose;
1604   widget_class->map = gtk_pixmap_menu_item_map;
1605   widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1606   widget_class->size_request = gtk_pixmap_menu_item_size_request;
1607
1608   container_class->forall = gtk_pixmap_menu_item_forall;
1609   container_class->remove = gtk_pixmap_menu_item_remove;
1610
1611   klass->orig_toggle_size = menu_item_class->toggle_size;
1612   klass->have_pixmap_count = 0;
1613 }
1614
1615 static void
1616 gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1617 {
1618   GtkMenuItem *mi;
1619
1620   mi = GTK_MENU_ITEM (menu_item);
1621
1622   menu_item->pixmap = NULL;
1623 }
1624
1625 static void
1626 gtk_pixmap_menu_item_draw (GtkWidget    *widget,
1627                            GdkRectangle *area)
1628 {
1629   g_return_if_fail (widget != NULL);
1630   g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1631   g_return_if_fail (area != NULL);
1632
1633   if (GTK_WIDGET_CLASS (parent_class)->draw)
1634     (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1635
1636   if (GTK_WIDGET_DRAWABLE (widget) &&
1637       GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1638     gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1639   }
1640 }
1641
1642 static gint
1643 gtk_pixmap_menu_item_expose (GtkWidget      *widget,
1644                              GdkEventExpose *event)
1645 {
1646   g_return_val_if_fail (widget != NULL, FALSE);
1647   g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1648   g_return_val_if_fail (event != NULL, FALSE);
1649
1650   if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1651     (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1652
1653   if (GTK_WIDGET_DRAWABLE (widget) &&
1654       GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1655     gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1656   }
1657
1658   return FALSE;
1659 }
1660
1661 /**
1662  * gtk_pixmap_menu_item_set_pixmap
1663  * @menu_item: Pointer to the pixmap menu item
1664  * @pixmap: Pointer to a pixmap widget
1665  *
1666  * Set the pixmap of the menu item.
1667  *
1668  **/
1669
1670 void
1671 gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1672                                  GtkWidget         *pixmap)
1673 {
1674   g_return_if_fail (menu_item != NULL);
1675   g_return_if_fail (pixmap != NULL);
1676   g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1677   g_return_if_fail (GTK_IS_WIDGET (pixmap));
1678   g_return_if_fail (menu_item->pixmap == NULL);
1679
1680   gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1681   menu_item->pixmap = pixmap;
1682
1683   if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1684       !GTK_WIDGET_REALIZED (pixmap))
1685     gtk_widget_realize (pixmap);
1686
1687   if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1688     if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1689         GTK_WIDGET_VISIBLE(pixmap) &&
1690         !GTK_WIDGET_MAPPED (pixmap))
1691       gtk_widget_map (pixmap);
1692   }
1693
1694   changed_have_pixmap_status(menu_item);
1695
1696   if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1697     gtk_widget_queue_resize (pixmap);
1698 }
1699
1700 static void
1701 gtk_pixmap_menu_item_map (GtkWidget *widget)
1702 {
1703   GtkPixmapMenuItem *menu_item;
1704
1705   g_return_if_fail (widget != NULL);
1706   g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1707
1708   menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1709
1710   GTK_WIDGET_CLASS(parent_class)->map(widget);
1711
1712   if (menu_item->pixmap &&
1713       GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1714       !GTK_WIDGET_MAPPED (menu_item->pixmap))
1715     gtk_widget_map (menu_item->pixmap);
1716 }
1717
1718 static void
1719 gtk_pixmap_menu_item_size_allocate (GtkWidget        *widget,
1720                                     GtkAllocation    *allocation)
1721 {
1722   GtkPixmapMenuItem *pmenu_item;
1723
1724   pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1725
1726   if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1727     {
1728       GtkAllocation child_allocation;
1729       int border_width;
1730
1731       border_width = GTK_CONTAINER (widget)->border_width;
1732
1733       child_allocation.width = pmenu_item->pixmap->requisition.width;
1734       child_allocation.height = pmenu_item->pixmap->requisition.height;
1735       child_allocation.x = border_width + BORDER_SPACING;
1736       child_allocation.y = (border_width + BORDER_SPACING
1737                             + (((allocation->height - child_allocation.height) - child_allocation.x)
1738                                / 2)); /* center pixmaps vertically */
1739       gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1740     }
1741
1742   if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1743     GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1744 }
1745
1746 static void
1747 gtk_pixmap_menu_item_forall (GtkContainer    *container,
1748                              gboolean         include_internals,
1749                              GtkCallback      callback,
1750                              gpointer         callback_data)
1751 {
1752   GtkPixmapMenuItem *menu_item;
1753
1754   g_return_if_fail (container != NULL);
1755   g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1756   g_return_if_fail (callback != NULL);
1757
1758   menu_item = GTK_PIXMAP_MENU_ITEM (container);
1759
1760   if (menu_item->pixmap)
1761     (* callback) (menu_item->pixmap, callback_data);
1762
1763   GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1764                                             callback,callback_data);
1765 }
1766
1767 static void
1768 gtk_pixmap_menu_item_size_request (GtkWidget      *widget,
1769                                    GtkRequisition *requisition)
1770 {
1771   GtkPixmapMenuItem *menu_item;
1772   GtkRequisition req = {0, 0};
1773
1774   g_return_if_fail (widget != NULL);
1775   g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1776   g_return_if_fail (requisition != NULL);
1777
1778   GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1779
1780   menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1781
1782   if (menu_item->pixmap)
1783     gtk_widget_size_request(menu_item->pixmap, &req);
1784
1785   requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1786   requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1787 }
1788
1789 static void
1790 gtk_pixmap_menu_item_remove (GtkContainer *container,
1791                              GtkWidget    *child)
1792 {
1793   GtkBin *bin;
1794   gboolean widget_was_visible;
1795
1796   g_return_if_fail (container != NULL);
1797   g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1798   g_return_if_fail (child != NULL);
1799   g_return_if_fail (GTK_IS_WIDGET (child));
1800
1801   bin = GTK_BIN (container);
1802   g_return_if_fail ((bin->child == child ||
1803                      (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1804
1805   widget_was_visible = GTK_WIDGET_VISIBLE (child);
1806
1807   gtk_widget_unparent (child);
1808   if (bin->child == child)
1809     bin->child = NULL;
1810   else {
1811     GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1812     changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1813   }
1814
1815   if (widget_was_visible)
1816     gtk_widget_queue_resize (GTK_WIDGET (container));
1817 }
1818
1819
1820 /* important to only call this if there was actually a _change_ in pixmap == NULL */
1821 static void
1822 changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1823 {
1824   if (menu_item->pixmap != NULL) {
1825     GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1826
1827     if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1828       /* Install pixmap toggle size */
1829       GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1830     }
1831   } else {
1832     GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1833
1834     if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1835       /* Install normal toggle size */
1836       GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1837     }
1838   }
1839
1840   /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1841      whenever the klass->toggle_size changes; but by doing it anytime
1842      this function is called, we get the same effect, just because of
1843      how the preferences option to show pixmaps works. Bogus, broken.
1844   */
1845   if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1846     gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1847 }
1848
1849 } // extern "C"
1850
1851 #endif // !__WXGTK20__
1852