///////////////////////////////////////////////////////////////////////////// // Name: menu.cpp // Purpose: // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "menu.h" #pragma implementation "menuitem.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #include "wx/log.h" #include "wx/intl.h" #include "wx/app.h" #include "wx/bitmap.h" #include "wx/menu.h" #if wxUSE_ACCEL #include "wx/accel.h" #endif // wxUSE_ACCEL #include "wx/gtk/private.h" #include // FIXME: is this right? somehow I don't think so (VZ) #ifdef __WXGTK20__ #include #define gtk_accel_group_attach(g, o) _gtk_accel_group_attach((g), (o)) #define gtk_accel_group_detach(g, o) _gtk_accel_group_detach((g), (o)) #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m) #define ACCEL_OBJECT GObject #define ACCEL_OBJECTS(a) (a)->acceleratables #define ACCEL_OBJ_CAST(obj) G_OBJECT(obj) #else // GTK+ 1.x #define ACCEL_OBJECT GtkObject #define ACCEL_OBJECTS(a) (a)->attach_objects #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj) #endif //----------------------------------------------------------------------------- // idle system //----------------------------------------------------------------------------- extern void wxapp_install_idle_handler(); extern bool g_isIdle; #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL static wxString GetHotKey( const wxMenuItem& item ); #endif //----------------------------------------------------------------------------- // substitute for missing GtkPixmapMenuItem //----------------------------------------------------------------------------- #ifndef __WXGTK20__ #define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ()) #define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem)) #define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass)) #define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM)) #define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM)) //#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM)) #define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj))) #ifndef GTK_MENU_ITEM_GET_CLASS #define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj))) #endif typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem; typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass; struct _GtkPixmapMenuItem { GtkMenuItem menu_item; GtkWidget *pixmap; }; struct _GtkPixmapMenuItemClass { GtkMenuItemClass parent_class; guint orig_toggle_size; guint have_pixmap_count; }; GtkType gtk_pixmap_menu_item_get_type (void); GtkWidget* gtk_pixmap_menu_item_new (void); void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item, GtkWidget *pixmap); #endif // GTK 2.0 //----------------------------------------------------------------------------- // idle system //----------------------------------------------------------------------------- static wxString wxReplaceUnderscore( const wxString& title ) { const wxChar *pc; /* GTK 1.2 wants to have "_" instead of "&" for accelerators */ wxString str; pc = title; while (*pc != wxT('\0')) { if ((*pc == wxT('&')) && (*(pc+1) == wxT('&'))) { // "&" is doubled to indicate "&" instead of accelerator ++pc; str << wxT('&'); } else if (*pc == wxT('&')) { #if GTK_CHECK_VERSION(1, 2, 0) str << wxT('_'); #endif } #if GTK_CHECK_VERSION(2, 0, 0) else if (*pc == wxT('/')) { str << wxT("\\/"); } else if (*pc == wxT('\\')) { str << wxT("\\\\"); } #elif GTK_CHECK_VERSION(1, 2, 0) else if (*pc == wxT('/')) { str << wxT('\\'); } #endif else { #ifdef __WXGTK12__ if ( *pc == wxT('_') ) { // underscores must be doubled to prevent them from being // interpreted as accelerator character prefix by GTK str << *pc; } #endif // GTK+ 1.2 str << *pc; } ++pc; } return str; } //----------------------------------------------------------------------------- // activate message from GTK //----------------------------------------------------------------------------- static void gtk_menu_open_callback( GtkWidget *widget, wxMenu *menu ) { if (g_isIdle) wxapp_install_idle_handler(); wxMenuEvent event( wxEVT_MENU_OPEN, -1, menu ); event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); if (handler && handler->ProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); if (win) win->GetEventHandler()->ProcessEvent( event ); } //----------------------------------------------------------------------------- // wxMenuBar //----------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow) wxMenuBar::wxMenuBar( long style ) { /* the parent window is known after wxFrame::SetMenu() */ m_needParent = FALSE; m_style = style; m_invokingWindow = (wxWindow*) NULL; if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) || !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") )) { wxFAIL_MSG( wxT("wxMenuBar creation failed") ); return; } /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */ #if GTK_CHECK_VERSION(1, 2, 1) m_accel = gtk_accel_group_new(); m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "
", m_accel ); m_menubar = gtk_item_factory_get_widget( m_factory, "
" ); #else m_menubar = gtk_menu_bar_new(); #endif if (style & wxMB_DOCKABLE) { m_widget = gtk_handle_box_new(); gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) ); gtk_widget_show( GTK_WIDGET(m_menubar) ); } else { m_widget = GTK_WIDGET(m_menubar); } PostCreation(); ApplyWidgetStyle(); } wxMenuBar::wxMenuBar() { /* the parent window is known after wxFrame::SetMenu() */ m_needParent = FALSE; m_style = 0; m_invokingWindow = (wxWindow*) NULL; if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) || !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxT("menubar") )) { wxFAIL_MSG( wxT("wxMenuBar creation failed") ); return; } /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */ #if GTK_CHECK_VERSION(1, 2, 1) m_accel = gtk_accel_group_new(); m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "
", m_accel ); m_menubar = gtk_item_factory_get_widget( m_factory, "
" ); #else m_menubar = gtk_menu_bar_new(); #endif m_widget = GTK_WIDGET(m_menubar); PostCreation(); ApplyWidgetStyle(); } wxMenuBar::~wxMenuBar() { // gtk_object_unref( GTK_OBJECT(m_factory) ); why not ? } static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win ) { menu->SetInvokingWindow( (wxWindow*) NULL ); wxWindow *top_frame = win; while (top_frame->GetParent() && !(top_frame->IsTopLevel())) top_frame = top_frame->GetParent(); /* support for native hot keys */ gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) ); wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while (node) { wxMenuItem *menuitem = node->GetData(); if (menuitem->IsSubMenu()) wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win ); node = node->GetNext(); } } static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win ) { menu->SetInvokingWindow( win ); #if GTK_CHECK_VERSION(1, 2, 1) wxWindow *top_frame = win; while (top_frame->GetParent() && !(top_frame->IsTopLevel())) top_frame = top_frame->GetParent(); /* support for native hot keys */ ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget); if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) ) gtk_accel_group_attach( menu->m_accel, obj ); #endif // GTK+ 1.2.1+ wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while (node) { wxMenuItem *menuitem = node->GetData(); if (menuitem->IsSubMenu()) wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win ); node = node->GetNext(); } } void wxMenuBar::SetInvokingWindow( wxWindow *win ) { m_invokingWindow = win; #if GTK_CHECK_VERSION(1, 2, 1) wxWindow *top_frame = win; while (top_frame->GetParent() && !(top_frame->IsTopLevel())) top_frame = top_frame->GetParent(); /* support for native key accelerators indicated by underscroes */ ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget); if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) ) gtk_accel_group_attach( m_accel, obj ); #endif // GTK+ 1.2.1+ wxMenuList::compatibility_iterator node = m_menus.GetFirst(); while (node) { wxMenu *menu = node->GetData(); wxMenubarSetInvokingWindow( menu, win ); node = node->GetNext(); } } void wxMenuBar::UnsetInvokingWindow( wxWindow *win ) { m_invokingWindow = (wxWindow*) NULL; #if GTK_CHECK_VERSION(1, 2, 1) wxWindow *top_frame = win; while (top_frame->GetParent() && !(top_frame->IsTopLevel())) top_frame = top_frame->GetParent(); // support for native key accelerators indicated by underscroes gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) ); #endif // GTK+ 1.2.1+ wxMenuList::compatibility_iterator node = m_menus.GetFirst(); while (node) { wxMenu *menu = node->GetData(); wxMenubarUnsetInvokingWindow( menu, win ); node = node->GetNext(); } } bool wxMenuBar::Append( wxMenu *menu, const wxString &title ) { if ( !wxMenuBarBase::Append( menu, title ) ) return FALSE; return GtkAppend(menu, title); } bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title) { wxString str( wxReplaceUnderscore( title ) ); // This doesn't have much effect right now. menu->SetTitle( str ); // GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. #if GTK_CHECK_VERSION(1, 2, 1) wxString buf; buf << wxT('/') << str.c_str(); // local buffer in multibyte form char cbuf[400]; strcpy(cbuf, wxGTK_CONV(buf) ); GtkItemFactoryEntry entry; entry.path = (gchar *)cbuf; // const_cast entry.accelerator = (gchar*) NULL; entry.callback = (GtkItemFactoryCallback) NULL; entry.callback_action = 0; entry.item_type = (char *)""; gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ? // in order to get the pointer to the item we need the item text _without_ underscores wxString tmp = wxT("
/"); const wxChar *pc; for ( pc = str; *pc != wxT('\0'); pc++ ) { // contrary to the common sense, we must throw out _all_ underscores, // (i.e. "Hello__World" => "HelloWorld" and not "Hello_World" as we // might naively think). IMHO it's a bug in GTK+ (VZ) while (*pc == wxT('_')) pc++; tmp << *pc; } menu->m_owner = gtk_item_factory_get_item( m_factory, wxGTK_CONV( tmp ) ); gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu ); #else menu->m_owner = gtk_menu_item_new_with_label( wxGTK_CONV( str ) ); gtk_widget_show( menu->m_owner ); gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu ); gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner ); #endif gtk_signal_connect( GTK_OBJECT(menu->m_owner), "activate", GTK_SIGNAL_FUNC(gtk_menu_open_callback), (gpointer)menu ); // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables // addings menu later on. if (m_invokingWindow) { wxMenubarSetInvokingWindow( menu, m_invokingWindow ); // OPTIMISE ME: we should probably cache this, or pass it // directly, but for now this is a minimal // change to validate the new dynamic sizing. // see (and refactor :) similar code in Remove // below. wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame ); if( frame ) frame->UpdateMenuBarSize(); } return TRUE; } bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title) { if ( !wxMenuBarBase::Insert(pos, menu, title) ) return FALSE; // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as // of version 1.2.6), so we first append the item and then change its // index if ( !GtkAppend(menu, title) ) return FALSE; if (pos+1 >= m_menus.GetCount()) return TRUE; GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget); gpointer data = g_list_last(menu_shell->children)->data; menu_shell->children = g_list_remove(menu_shell->children, data); menu_shell->children = g_list_insert(menu_shell->children, data, pos); return TRUE; } wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title) { // remove the old item and insert a new one wxMenu *menuOld = Remove(pos); if ( menuOld && !Insert(pos, menu, title) ) { return (wxMenu*) NULL; } // either Insert() succeeded or Remove() failed and menuOld is NULL return menuOld; } static wxMenu *CopyMenu (wxMenu *menu) { wxMenu *menucopy = new wxMenu (); wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while (node) { wxMenuItem *item = node->GetData(); int itemid = item->GetId(); wxString text = item->GetText(); text.Replace(wxT("_"), wxT("&")); wxMenu *submenu = item->GetSubMenu(); if (!submenu) { wxMenuItem* itemcopy = new wxMenuItem(menucopy, itemid, text, menu->GetHelpString(itemid)); itemcopy->SetBitmap(item->GetBitmap()); itemcopy->SetCheckable(item->IsCheckable()); menucopy->Append(itemcopy); } else menucopy->Append (itemid, text, CopyMenu(submenu), menu->GetHelpString(itemid)); node = node->GetNext(); } return menucopy; } wxMenu *wxMenuBar::Remove(size_t pos) { wxMenu *menu = wxMenuBarBase::Remove(pos); if ( !menu ) return (wxMenu*) NULL; /* GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget); printf( "factory entries before %d\n", (int)g_slist_length(m_factory->items) ); printf( "menu shell entries before %d\n", (int)g_list_length( menu_shell->children ) ); */ wxMenu *menucopy = CopyMenu( menu ); // unparent calls unref() and that would delete the widget so we raise // the ref count to 2 artificially before invoking unparent. gtk_widget_ref( menu->m_menu ); gtk_widget_unparent( menu->m_menu ); gtk_widget_destroy( menu->m_owner ); delete menu; menu = menucopy; /* printf( "factory entries after %d\n", (int)g_slist_length(m_factory->items) ); printf( "menu shell entries after %d\n", (int)g_list_length( menu_shell->children ) ); */ if (m_invokingWindow) { // OPTIMISE ME: see comment in GtkAppend wxFrame *frame = wxDynamicCast( m_invokingWindow, wxFrame ); if( frame ) frame->UpdateMenuBarSize(); } return menu; } static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString ) { if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString)) { int res = menu->FindItem( itemString ); if (res != wxNOT_FOUND) return res; } wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while (node) { wxMenuItem *item = node->GetData(); if (item->IsSubMenu()) return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString); node = node->GetNext(); } return wxNOT_FOUND; } int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const { wxMenuList::compatibility_iterator node = m_menus.GetFirst(); while (node) { wxMenu *menu = node->GetData(); int res = FindMenuItemRecursive( menu, menuString, itemString); if (res != -1) return res; node = node->GetNext(); } return wxNOT_FOUND; } // Find a wxMenuItem using its id. Recurses down into sub-menus static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id) { wxMenuItem* result = menu->FindChildItem(id); wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst(); while ( node && result == NULL ) { wxMenuItem *item = node->GetData(); if (item->IsSubMenu()) { result = FindMenuItemByIdRecursive( item->GetSubMenu(), id ); } node = node->GetNext(); } return result; } wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const { wxMenuItem* result = 0; wxMenuList::compatibility_iterator node = m_menus.GetFirst(); while (node && result == 0) { wxMenu *menu = node->GetData(); result = FindMenuItemByIdRecursive( menu, id ); node = node->GetNext(); } if ( menuForItem ) { *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL; } return result; } void wxMenuBar::EnableTop( size_t pos, bool flag ) { wxMenuList::compatibility_iterator node = m_menus.Item( pos ); wxCHECK_RET( node, wxT("menu not found") ); wxMenu* menu = node->GetData(); if (menu->m_owner) gtk_widget_set_sensitive( menu->m_owner, flag ); } wxString wxMenuBar::GetLabelTop( size_t pos ) const { wxMenuList::compatibility_iterator node = m_menus.Item( pos ); wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") ); wxMenu* menu = node->GetData(); wxString label; wxString text( menu->GetTitle() ); for ( const wxChar *pc = text.c_str(); *pc; pc++ ) { if ( *pc == wxT('_') ) { // '_' is the escape character for GTK+ continue; } // don't remove ampersands '&' since if we have them in the menu title // it means that they were doubled to indicate "&" instead of accelerator label += *pc; } return label; } void wxMenuBar::SetLabelTop( size_t pos, const wxString& label ) { wxMenuList::compatibility_iterator node = m_menus.Item( pos ); wxCHECK_RET( node, wxT("menu not found") ); wxMenu* menu = node->GetData(); wxString str( wxReplaceUnderscore( label ) ); menu->SetTitle( str ); if (menu->m_owner) { GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child ); /* set new text */ gtk_label_set( label, wxGTK_CONV( str ) ); /* reparse key accel */ (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( str ) ); gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) ); } } //----------------------------------------------------------------------------- // "activate" //----------------------------------------------------------------------------- static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu ) { if (g_isIdle) wxapp_install_idle_handler(); int id = menu->FindMenuIdByMenuItem(widget); /* should find it for normal (not popup) menu */ wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL), _T("menu item not found in gtk_menu_clicked_callback") ); if (!menu->IsEnabled(id)) return; wxMenuItem* item = menu->FindChildItem( id ); wxCHECK_RET( item, wxT("error in menu item callback") ); if (item->IsCheckable()) { bool isReallyChecked = item->IsChecked(), isInternallyChecked = item->wxMenuItemBase::IsChecked(); // ensure that the internal state is always consistent with what is // shown on the screen item->wxMenuItemBase::Check(isReallyChecked); // we must not report the events for the radio button going up nor the // events resulting from the calls to wxMenuItem::Check() if ( (item->GetKind() == wxITEM_RADIO && !isReallyChecked) || (isInternallyChecked == isReallyChecked) ) { return; } } // Is this menu on a menubar? (possibly nested) wxFrame* frame = NULL; wxMenu* pm = menu; while ( pm && !frame ) { if ( pm->IsAttached() ) frame = pm->GetMenuBar()->GetFrame(); pm = pm->GetParent(); } // FIXME: why do we have to call wxFrame::GetEventHandler() directly here? // normally wxMenu::SendEvent() should be enough, if it doesn't work // in wxGTK then we have a bug in wxMenu::GetInvokingWindow() which // should be fixed instead of working around it here... if (frame) { // If it is attached then let the frame send the event. // Don't call frame->ProcessCommand(id) because it toggles // checkable items and we've already done that above. wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, id); commandEvent.SetEventObject(frame); if (item->IsCheckable()) commandEvent.SetInt(item->IsChecked()); commandEvent.SetEventObject(menu); frame->GetEventHandler()->ProcessEvent(commandEvent); } else { // otherwise let the menu have it menu->SendEvent(id, item->IsCheckable() ? item->IsChecked() : -1); } } //----------------------------------------------------------------------------- // "select" //----------------------------------------------------------------------------- static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu ) { if (g_isIdle) wxapp_install_idle_handler(); int id = menu->FindMenuIdByMenuItem(widget); wxASSERT( id != -1 ); // should find it! if (!menu->IsEnabled(id)) return; wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id ); event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); if (handler && handler->ProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); if (win) win->GetEventHandler()->ProcessEvent( event ); } //----------------------------------------------------------------------------- // "deselect" //----------------------------------------------------------------------------- static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu ) { if (g_isIdle) wxapp_install_idle_handler(); int id = menu->FindMenuIdByMenuItem(widget); wxASSERT( id != -1 ); // should find it! if (!menu->IsEnabled(id)) return; wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 ); event.SetEventObject( menu ); wxEvtHandler* handler = menu->GetEventHandler(); if (handler && handler->ProcessEvent(event)) return; wxWindow *win = menu->GetInvokingWindow(); if (win) win->GetEventHandler()->ProcessEvent( event ); } //----------------------------------------------------------------------------- // wxMenuItem //----------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject) wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu, int id, const wxString& name, const wxString& help, wxItemKind kind, wxMenu *subMenu) { return new wxMenuItem(parentMenu, id, name, help, kind, subMenu); } wxMenuItem::wxMenuItem(wxMenu *parentMenu, int id, const wxString& text, const wxString& help, wxItemKind kind, wxMenu *subMenu) : wxMenuItemBase(parentMenu, id, text, help, kind, subMenu) { Init(text); } wxMenuItem::wxMenuItem(wxMenu *parentMenu, int id, const wxString& text, const wxString& help, bool isCheckable, wxMenu *subMenu) : wxMenuItemBase(parentMenu, id, text, help, isCheckable ? wxITEM_CHECK : wxITEM_NORMAL, subMenu) { Init(text); } void wxMenuItem::Init(const wxString& text) { m_labelWidget = (GtkWidget *) NULL; m_menuItem = (GtkWidget *) NULL; DoSetText(text); } wxMenuItem::~wxMenuItem() { // don't delete menu items, the menus take care of that } // return the menu item text without any menu accels /* static */ wxString wxMenuItemBase::GetLabelFromText(const wxString& text) { wxString label; for ( const wxChar *pc = text.c_str(); *pc; pc++ ) { if ( *pc == wxT('_') ) { // GTK 1.2 escapes "xxx_xxx" to "xxx__xxx" pc++; label += *pc; continue; } #if GTK_CHECK_VERSION(2, 0, 0) if ( *pc == wxT('\\') ) { // GTK 2.0 escapes "xxx/xxx" to "xxx\/xxx" pc++; label += *pc; continue; } #endif if ( (*pc == wxT('&')) && (*(pc+1) != wxT('&')) ) { // wxMSW escapes "&" // "&" is doubled to indicate "&" instead of accelerator continue; } label += *pc; } // wxPrintf( L"text %s label %s\n", text.c_str(), label.c_str() ); return label; } void wxMenuItem::SetText( const wxString& str ) { // Some optimization to avoid flicker wxString oldLabel = m_text; oldLabel = wxStripMenuCodes(oldLabel.BeforeFirst('\t')); oldLabel.Replace(wxT("_"), wxT("")); wxString label1 = wxStripMenuCodes(str.BeforeFirst('\t')); if (oldLabel == label1) return; DoSetText(str); if (m_menuItem) { GtkLabel *label; if (m_labelWidget) label = (GtkLabel*) m_labelWidget; else label = GTK_LABEL( GTK_BIN(m_menuItem)->child ); #if GTK_CHECK_VERSION(2, 0, 0) // We have to imitate item_factory_unescape_label here wxString tmp; for (size_t n = 0; n < m_text.Len(); n++) { if (m_text[n] != wxT('\\')) tmp += m_text[n]; } gtk_label_set_text_with_mnemonic( GTK_LABEL(label), wxGTK_CONV(tmp) ); #else // set new text gtk_label_set( label, wxGTK_CONV( m_text ) ); // reparse key accel (void)gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV(m_text) ); gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) ); #endif } } // it's valid for this function to be called even if m_menuItem == NULL void wxMenuItem::DoSetText( const wxString& str ) { // '\t' is the deliminator indicating a hot key m_text.Empty(); const wxChar *pc = str; while ( (*pc != wxT('\0')) && (*pc != wxT('\t')) ) { if ((*pc == wxT('&')) && (*(pc+1) == wxT('&'))) { // "&" is doubled to indicate "&" instead of accelerator ++pc; m_text << wxT('&'); } else if (*pc == wxT('&')) { m_text << wxT('_'); } #if GTK_CHECK_VERSION(2, 0, 0) else if ( *pc == wxT('_') ) // escape underscores { // m_text << wxT("__"); doesn't work m_text << wxT("__"); } else if (*pc == wxT('/')) // we have to escape slashes { m_text << wxT("\\/"); } else if (*pc == wxT('\\')) // we have to double backslashes { m_text << wxT("\\\\"); } #else else if ( *pc == wxT('_') ) // escape underscores { m_text << wxT("__"); } else if (*pc == wxT('/')) /* we have to filter out slashes ... */ { m_text << wxT('\\'); /* ... and replace them with back slashes */ } #endif else { m_text << *pc; } ++pc; } // wxPrintf( L"str %s m_text %s\n", str.c_str(), m_text.c_str() ); m_hotKey = wxT(""); if(*pc == wxT('\t')) { pc++; m_hotKey = pc; } } #if wxUSE_ACCEL wxAcceleratorEntry *wxMenuItem::GetAccel() const { if ( !GetHotKey() ) { // nothing return (wxAcceleratorEntry *)NULL; } // as wxGetAccelFromString() looks for TAB, insert a dummy one here wxString label; label << wxT('\t') << GetHotKey(); return wxGetAccelFromString(label); } #endif // wxUSE_ACCEL void wxMenuItem::Check( bool check ) { wxCHECK_RET( m_menuItem, wxT("invalid menu item") ); if (check == m_isChecked) return; wxMenuItemBase::Check( check ); switch ( GetKind() ) { case wxITEM_CHECK: case wxITEM_RADIO: gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check ); break; default: wxFAIL_MSG( _T("can't check this item") ); } } void wxMenuItem::Enable( bool enable ) { wxCHECK_RET( m_menuItem, wxT("invalid menu item") ); gtk_widget_set_sensitive( m_menuItem, enable ); wxMenuItemBase::Enable( enable ); } bool wxMenuItem::IsChecked() const { wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") ); wxCHECK_MSG( IsCheckable(), FALSE, wxT("can't get state of uncheckable item!") ); return ((GtkCheckMenuItem*)m_menuItem)->active != 0; } wxString wxMenuItem::GetFactoryPath() const { // In order to get the pointer to the item we need the item // text _without_ underscores in GTK 1.2 wxString path( wxT("
/") ); for ( const wxChar *pc = m_text.c_str(); *pc; pc++ ) { if ( *pc == wxT('_') ) { #ifdef __WXGTK20__ pc++; #else // remove '_' unconditionally continue; #endif } // don't remove ampersands '&' since if we have them in the menu item title // it means that they were doubled to indicate "&" instead of accelerator path += *pc; } return path; } //----------------------------------------------------------------------------- // wxMenu //----------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler) void wxMenu::Init() { m_accel = gtk_accel_group_new(); m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "
", m_accel ); m_menu = gtk_item_factory_get_widget( m_factory, "
" ); m_owner = (GtkWidget*) NULL; // Tearoffs are entries, just like separators. So if we want this // menu to be a tear-off one, we just append a tearoff entry // immediately. if(m_style & wxMENU_TEAROFF) { GtkItemFactoryEntry entry; entry.path = (char *)"/tearoff"; entry.callback = (GtkItemFactoryCallback) NULL; entry.callback_action = 0; entry.item_type = (char *)""; entry.accelerator = (gchar*) NULL; gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ? //GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "
/tearoff" ); } // append the title as the very first entry if we have it if ( !!m_title ) { Append(-2, m_title); AppendSeparator(); } } wxMenu::~wxMenu() { WX_CLEAR_LIST(wxMenuItemList, m_items); if ( GTK_IS_WIDGET( m_menu )) gtk_widget_destroy( m_menu ); gtk_object_unref( GTK_OBJECT(m_factory) ); } bool wxMenu::GtkAppend(wxMenuItem *mitem) { GtkWidget *menuItem; // does this item terminate the current radio group? bool endOfRadioGroup = TRUE; if ( mitem->IsSeparator() ) { GtkItemFactoryEntry entry; entry.path = (char *)"/sep"; entry.callback = (GtkItemFactoryCallback) NULL; entry.callback_action = 0; entry.item_type = (char *)""; entry.accelerator = (gchar*) NULL; gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ? // this will be wrong for more than one separator. do we care? menuItem = gtk_item_factory_get_widget( m_factory, "
/sep" ); // we might have a separator inside a radio group endOfRadioGroup = FALSE; } else if ( mitem->IsSubMenu() ) { // text has "_" instead of "&" after mitem->SetText() wxString text( mitem->GetText() ); // local buffer in multibyte form char buf[200]; strcpy( buf, "/" ); strcat( buf, wxGTK_CONV( text ) ); GtkItemFactoryEntry entry; entry.path = buf; entry.callback = (GtkItemFactoryCallback) 0; entry.callback_action = 0; entry.item_type = (char *)""; entry.accelerator = (gchar*) NULL; gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); // what is 2 ? wxString path( mitem->GetFactoryPath() ); menuItem = gtk_item_factory_get_item( m_factory, wxGTK_CONV( path ) ); gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu ); // if adding a submenu to a menu already existing in the menu bar, we // must set invoking window to allow processing events from this // submenu if ( m_invokingWindow ) wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow); } #ifndef __WXGTK20__ else if (mitem->GetBitmap().Ok()) { // Our extra code for Bitmaps in GTK 1.2 wxString text( mitem->GetText() ); const wxBitmap *bitmap = &mitem->GetBitmap(); menuItem = gtk_pixmap_menu_item_new (); GtkWidget *label = gtk_accel_label_new ( wxGTK_CONV( text ) ); gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); gtk_container_add (GTK_CONTAINER (menuItem), label); gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem); guint accel_key; GdkModifierType accel_mods; // accelerator for the item, as specified by its label // (ex. Ctrl+O for open) gtk_accelerator_parse(GetHotKey(*mitem).c_str(), &accel_key, &accel_mods); if (accel_key != GDK_VoidSymbol) { gtk_widget_add_accelerator (menuItem, "activate_item", gtk_menu_get_accel_group( GTK_MENU(m_menu)), accel_key, accel_mods, GTK_ACCEL_VISIBLE); } // accelerator for the underlined char (ex ALT+F for the File menu) accel_key = gtk_label_parse_uline (GTK_LABEL(label), wxGTK_CONV( text ) ); if (accel_key != GDK_VoidSymbol) { gtk_widget_add_accelerator (menuItem, "activate_item", gtk_menu_ensure_uline_accel_group ( GTK_MENU (m_menu)), accel_key, (GdkModifierType) 0, GTK_ACCEL_LOCKED); } gtk_widget_show (label); mitem->SetLabelWidget(label); GtkWidget* pixmap = gtk_pixmap_new( bitmap->GetPixmap(), bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap* )NULL); gtk_widget_show(pixmap); gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap); gtk_signal_connect( GTK_OBJECT(menuItem), "activate", GTK_SIGNAL_FUNC(gtk_menu_clicked_callback), (gpointer)this ); gtk_menu_append( GTK_MENU(m_menu), menuItem ); gtk_widget_show( menuItem ); } #endif else // a normal item { // text has "_" instead of "&" after mitem->SetText() so don't use it wxString text( mitem->GetText() ); // buffers containing the menu item path and type in multibyte form char bufPath[256], bufType[256]; strcpy( bufPath, "/" ); strncat( bufPath, wxGTK_CONV(text), WXSIZEOF(bufPath) - 2 ); bufPath[WXSIZEOF(bufPath) - 1] = '\0'; GtkItemFactoryEntry entry; entry.path = bufPath; entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback; entry.callback_action = 0; wxString pathRadio; const char *item_type; switch ( mitem->GetKind() ) { case wxITEM_CHECK: item_type = ""; break; case wxITEM_RADIO: if ( m_pathLastRadio.empty() ) { // start of a new radio group item_type = ""; wxString tmp( wxGTK_CONV_BACK( bufPath ) ); tmp.Remove(0,1); m_pathLastRadio = tmp; } else // continue the radio group { pathRadio = m_pathLastRadio; pathRadio.Replace(wxT("_"), wxT("")); pathRadio.Prepend(wxT("
/")); strncpy(bufType, wxGTK_CONV(pathRadio), WXSIZEOF(bufType)); bufType[WXSIZEOF(bufType) - 1] = '\0'; item_type = bufType; } // continue the existing radio group, if any endOfRadioGroup = FALSE; break; default: wxFAIL_MSG( _T("unexpected menu item kind") ); // fall through case wxITEM_NORMAL: item_type = ""; #if defined(__WXGTK20__) && wxUSE_IMAGE if (mitem->GetBitmap().Ok()) { item_type = ""; // GTK2's image factory know about image items, but they need to // get a GdkPixbuf structure, which we need to create on the fly. // This Pixbuf structure needs to be static so we create it and // just make it a memory leak... wxImage image( mitem->GetBitmap().ConvertToImage() ); size_t size = 4 + // magic 20 + // header image.GetHeight() * image.GetWidth() * 4; // RGBA unsigned char *dest = new unsigned char[size]; entry.extra_data = dest; unsigned char *source = image.GetData(); bool has_mask = image.HasMask(); unsigned char mask_r = image.GetMaskRed(); unsigned char mask_b = image.GetMaskBlue(); unsigned char mask_g = image.GetMaskGreen(); wxUint32 tmp; // Magic *dest = 'G'; dest++; *dest = 'd'; dest++; *dest = 'k'; dest++; *dest = 'P'; dest++; // Data size tmp = size; *dest = tmp >> 24; dest++; *dest = tmp >> 16; dest++; *dest = tmp >> 8; dest++; *dest = tmp; dest++; // Pixdata type *dest = 1; dest++; *dest = 1; dest++; *dest = 0; dest++; *dest = 2; dest++; // Rowstride tmp = image.GetWidth()*4; *dest = tmp >> 24; dest++; *dest = tmp >> 16; dest++; *dest = tmp >> 8; dest++; *dest = tmp; dest++; // Width tmp = image.GetWidth(); *dest = tmp >> 24; dest++; *dest = tmp >> 16; dest++; *dest = tmp >> 8; dest++; *dest = tmp; dest++; // Height tmp = image.GetHeight(); *dest = tmp >> 24; dest++; *dest = tmp >> 16; dest++; *dest = tmp >> 8; dest++; *dest = tmp; dest++; for (int i = 0; i < image.GetWidth()*image.GetHeight(); i++) { unsigned char r = *source; source++; unsigned char g = *source; source++; unsigned char b = *source; source++; *dest = r; dest++; *dest = g; dest++; *dest = b; dest++; if (has_mask && (r == mask_r) && (g == mask_g) && (b == mask_b)) *dest = 0; else *dest = 255; dest++; } break; } #endif // GTK 2.0+ break; } entry.item_type = (char *)item_type; // cast needed for GTK+ entry.accelerator = (gchar*) NULL; #if wxUSE_ACCEL // due to an apparent bug in GTK+, we have to use a static buffer here - // otherwise GTK+ 1.2.2 manages to override the memory we pass to it // somehow! (VZ) char s_accel[50]; // should be big enough, we check for overruns wxString tmp( GetHotKey(*mitem) ); strncpy(s_accel, wxGTK_CONV( tmp ), WXSIZEOF(s_accel)); s_accel[WXSIZEOF(s_accel) - 1] = '\0'; entry.accelerator = s_accel; #else // !wxUSE_ACCEL entry.accelerator = (char*) NULL; #endif // wxUSE_ACCEL/!wxUSE_ACCEL gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */ wxString path( mitem->GetFactoryPath() ); menuItem = gtk_item_factory_get_widget( m_factory, wxGTK_CONV( path ) ); if (!menuItem) wxLogError( wxT("Wrong menu path: %s\n"), path.c_str() ); } if ( !mitem->IsSeparator() ) { wxASSERT_MSG( menuItem, wxT("invalid menuitem") ); gtk_signal_connect( GTK_OBJECT(menuItem), "select", GTK_SIGNAL_FUNC(gtk_menu_hilight_callback), (gpointer)this ); gtk_signal_connect( GTK_OBJECT(menuItem), "deselect", GTK_SIGNAL_FUNC(gtk_menu_nolight_callback), (gpointer)this ); } mitem->SetMenuItem(menuItem); if ( endOfRadioGroup ) { m_pathLastRadio.clear(); } return TRUE; } wxMenuItem* wxMenu::DoAppend(wxMenuItem *mitem) { if (!GtkAppend(mitem)) return NULL; return wxMenuBase::DoAppend(mitem); } wxMenuItem* wxMenu::DoInsert(size_t pos, wxMenuItem *item) { if ( !wxMenuBase::DoInsert(pos, item) ) return NULL; // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as // of version 1.2.6), so we first append the item and then change its // index if ( !GtkAppend(item) ) return NULL; if ( m_style & wxMENU_TEAROFF ) { // change the position as the first item is the tear-off marker pos++; } GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget); gpointer data = g_list_last(menu_shell->children)->data; menu_shell->children = g_list_remove(menu_shell->children, data); menu_shell->children = g_list_insert(menu_shell->children, data, pos); return item; } wxMenuItem *wxMenu::DoRemove(wxMenuItem *item) { if ( !wxMenuBase::DoRemove(item) ) return (wxMenuItem *)NULL; // TODO: this code doesn't delete the item factory item and this seems // impossible as of GTK 1.2.6. gtk_widget_destroy( item->GetMenuItem() ); return item; } int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const { wxMenuItemList::compatibility_iterator node = m_items.GetFirst(); while (node) { wxMenuItem *item = node->GetData(); if (item->GetMenuItem() == menuItem) return item->GetId(); node = node->GetNext(); } return wxNOT_FOUND; } // ---------------------------------------------------------------------------- // helpers // ---------------------------------------------------------------------------- #if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL static wxString GetHotKey( const wxMenuItem& item ) { wxString hotkey; wxAcceleratorEntry *accel = item.GetAccel(); if ( accel ) { int flags = accel->GetFlags(); if ( flags & wxACCEL_ALT ) hotkey += wxT(""); if ( flags & wxACCEL_CTRL ) hotkey += wxT(""); if ( flags & wxACCEL_SHIFT ) hotkey += wxT(""); int code = accel->GetKeyCode(); switch ( code ) { case WXK_F1: case WXK_F2: case WXK_F3: case WXK_F4: case WXK_F5: case WXK_F6: case WXK_F7: case WXK_F8: case WXK_F9: case WXK_F10: case WXK_F11: case WXK_F12: hotkey << wxT('F') << code - WXK_F1 + 1; break; // TODO: we should use gdk_keyval_name() (a.k.a. // XKeysymToString) here as well as hardcoding the keysym // names this might be not portable case WXK_NUMPAD_INSERT: hotkey << wxT("KP_Insert" ); break; case WXK_NUMPAD_DELETE: hotkey << wxT("KP_Delete" ); break; case WXK_INSERT: hotkey << wxT("Insert" ); break; case WXK_DELETE: hotkey << wxT("Delete" ); break; case WXK_UP: hotkey << wxT("Up" ); break; case WXK_DOWN: hotkey << wxT("Down" ); break; case WXK_PAGEUP: case WXK_PRIOR: hotkey << wxT("Prior" ); break; case WXK_PAGEDOWN: case WXK_NEXT: hotkey << wxT("Next" ); break; case WXK_LEFT: hotkey << wxT("Left" ); break; case WXK_RIGHT: hotkey << wxT("Right" ); break; case WXK_HOME: hotkey << wxT("Home" ); break; case WXK_END: hotkey << wxT("End" ); break; case WXK_RETURN: hotkey << wxT("Return" ); break; // if there are any other keys wxGetAccelFromString() may // return, we should process them here default: if ( code < 127 ) { wxString name = wxGTK_CONV_BACK( gdk_keyval_name((guint)code) ); if ( name ) { hotkey << name; break; } } wxFAIL_MSG( wxT("unknown keyboard accel") ); } delete accel; } return hotkey; } #endif // wxUSE_ACCEL //----------------------------------------------------------------------------- // substitute for missing GtkPixmapMenuItem //----------------------------------------------------------------------------- #ifndef __WXGTK20__ /* * Copyright (C) 1998, 1999, 2000 Free Software Foundation * All rights reserved. * * This file is part of the Gnome Library. * * The Gnome Library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * The Gnome Library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with the Gnome Library; see the file COPYING.LIB. If not, * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* @NOTATION@ */ /* Author: Dietmar Maurer */ #include #include #include #include #include extern "C" { static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass); static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item); static void gtk_pixmap_menu_item_draw (GtkWidget *widget, GdkRectangle *area); static gint gtk_pixmap_menu_item_expose (GtkWidget *widget, GdkEventExpose *event); /* we must override the following functions */ static void gtk_pixmap_menu_item_map (GtkWidget *widget); static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget, GtkAllocation *allocation); static void gtk_pixmap_menu_item_forall (GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data); static void gtk_pixmap_menu_item_size_request (GtkWidget *widget, GtkRequisition *requisition); static void gtk_pixmap_menu_item_remove (GtkContainer *container, GtkWidget *child); static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item); static GtkMenuItemClass *parent_class = NULL; } #define BORDER_SPACING 3 #define PMAP_WIDTH 20 GtkType gtk_pixmap_menu_item_get_type (void) { static GtkType pixmap_menu_item_type = 0; if (!pixmap_menu_item_type) { GtkTypeInfo pixmap_menu_item_info = { (char *)"GtkPixmapMenuItem", sizeof (GtkPixmapMenuItem), sizeof (GtkPixmapMenuItemClass), (GtkClassInitFunc) gtk_pixmap_menu_item_class_init, (GtkObjectInitFunc) gtk_pixmap_menu_item_init, /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (), &pixmap_menu_item_info); } return pixmap_menu_item_type; } /** * gtk_pixmap_menu_item_new * * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap() * to set the pixmap wich is displayed at the left side. * * Returns: * &GtkWidget pointer to new menu item **/ GtkWidget* gtk_pixmap_menu_item_new (void) { return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ())); } static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; GtkMenuItemClass *menu_item_class; GtkContainerClass *container_class; object_class = (GtkObjectClass*) klass; widget_class = (GtkWidgetClass*) klass; menu_item_class = (GtkMenuItemClass*) klass; container_class = (GtkContainerClass*) klass; parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ()); widget_class->draw = gtk_pixmap_menu_item_draw; widget_class->expose_event = gtk_pixmap_menu_item_expose; widget_class->map = gtk_pixmap_menu_item_map; widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate; widget_class->size_request = gtk_pixmap_menu_item_size_request; container_class->forall = gtk_pixmap_menu_item_forall; container_class->remove = gtk_pixmap_menu_item_remove; klass->orig_toggle_size = menu_item_class->toggle_size; klass->have_pixmap_count = 0; } static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item) { GtkMenuItem *mi; mi = GTK_MENU_ITEM (menu_item); menu_item->pixmap = NULL; } static void gtk_pixmap_menu_item_draw (GtkWidget *widget, GdkRectangle *area) { g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget)); g_return_if_fail (area != NULL); if (GTK_WIDGET_CLASS (parent_class)->draw) (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area); if (GTK_WIDGET_DRAWABLE (widget) && GTK_PIXMAP_MENU_ITEM(widget)->pixmap) { gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL); } } static gint gtk_pixmap_menu_item_expose (GtkWidget *widget, GdkEventExpose *event) { g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); if (GTK_WIDGET_CLASS (parent_class)->expose_event) (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event); if (GTK_WIDGET_DRAWABLE (widget) && GTK_PIXMAP_MENU_ITEM(widget)->pixmap) { gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL); } return FALSE; } /** * gtk_pixmap_menu_item_set_pixmap * @menu_item: Pointer to the pixmap menu item * @pixmap: Pointer to a pixmap widget * * Set the pixmap of the menu item. * **/ void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item, GtkWidget *pixmap) { g_return_if_fail (menu_item != NULL); g_return_if_fail (pixmap != NULL); g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item)); g_return_if_fail (GTK_IS_WIDGET (pixmap)); g_return_if_fail (menu_item->pixmap == NULL); gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item)); menu_item->pixmap = pixmap; if (GTK_WIDGET_REALIZED (pixmap->parent) && !GTK_WIDGET_REALIZED (pixmap)) gtk_widget_realize (pixmap); if (GTK_WIDGET_VISIBLE (pixmap->parent)) { if (GTK_WIDGET_MAPPED (pixmap->parent) && GTK_WIDGET_VISIBLE(pixmap) && !GTK_WIDGET_MAPPED (pixmap)) gtk_widget_map (pixmap); } changed_have_pixmap_status(menu_item); if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item)) gtk_widget_queue_resize (pixmap); } static void gtk_pixmap_menu_item_map (GtkWidget *widget) { GtkPixmapMenuItem *menu_item; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget)); menu_item = GTK_PIXMAP_MENU_ITEM(widget); GTK_WIDGET_CLASS(parent_class)->map(widget); if (menu_item->pixmap && GTK_WIDGET_VISIBLE (menu_item->pixmap) && !GTK_WIDGET_MAPPED (menu_item->pixmap)) gtk_widget_map (menu_item->pixmap); } static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { GtkPixmapMenuItem *pmenu_item; pmenu_item = GTK_PIXMAP_MENU_ITEM(widget); if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item)) { GtkAllocation child_allocation; int border_width; border_width = GTK_CONTAINER (widget)->border_width; child_allocation.width = pmenu_item->pixmap->requisition.width; child_allocation.height = pmenu_item->pixmap->requisition.height; child_allocation.x = border_width + BORDER_SPACING; child_allocation.y = (border_width + BORDER_SPACING + (((allocation->height - child_allocation.height) - child_allocation.x) / 2)); /* center pixmaps vertically */ gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation); } if (GTK_WIDGET_CLASS (parent_class)->size_allocate) GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation); } static void gtk_pixmap_menu_item_forall (GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data) { GtkPixmapMenuItem *menu_item; g_return_if_fail (container != NULL); g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container)); g_return_if_fail (callback != NULL); menu_item = GTK_PIXMAP_MENU_ITEM (container); if (menu_item->pixmap) (* callback) (menu_item->pixmap, callback_data); GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals, callback,callback_data); } static void gtk_pixmap_menu_item_size_request (GtkWidget *widget, GtkRequisition *requisition) { GtkPixmapMenuItem *menu_item; GtkRequisition req = {0, 0}; g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_MENU_ITEM (widget)); g_return_if_fail (requisition != NULL); GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition); menu_item = GTK_PIXMAP_MENU_ITEM (widget); if (menu_item->pixmap) gtk_widget_size_request(menu_item->pixmap, &req); requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height); requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING); } static void gtk_pixmap_menu_item_remove (GtkContainer *container, GtkWidget *child) { GtkBin *bin; gboolean widget_was_visible; g_return_if_fail (container != NULL); g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container)); g_return_if_fail (child != NULL); g_return_if_fail (GTK_IS_WIDGET (child)); bin = GTK_BIN (container); g_return_if_fail ((bin->child == child || (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child))); widget_was_visible = GTK_WIDGET_VISIBLE (child); gtk_widget_unparent (child); if (bin->child == child) bin->child = NULL; else { GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL; changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container)); } if (widget_was_visible) gtk_widget_queue_resize (GTK_WIDGET (container)); } /* important to only call this if there was actually a _change_ in pixmap == NULL */ static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item) { if (menu_item->pixmap != NULL) { GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1; if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) { /* Install pixmap toggle size */ GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH); } } else { GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1; if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) { /* Install normal toggle size */ GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size; } } /* Note that we actually need to do this for _all_ GtkPixmapMenuItem whenever the klass->toggle_size changes; but by doing it anytime this function is called, we get the same effect, just because of how the preferences option to show pixmaps works. Bogus, broken. */ if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item))) gtk_widget_queue_resize(GTK_WIDGET(menu_item)); } #endif