+// wxMenuItem
+// ----------------------------------------------------------------------------
+
+wxMenuItemBase::~wxMenuItemBase()
+{
+ if (m_subMenu)
+ delete m_subMenu;
+}
+
+#if wxUSE_ACCEL
+
+void wxMenuItemBase::SetAccel(wxAcceleratorEntry *accel)
+{
+ wxString text = m_text.BeforeFirst(wxT('\t'));
+ if ( accel )
+ {
+ text += wxT('\t');
+
+ int flags = accel->GetFlags();
+ if ( flags & wxACCEL_ALT )
+ text += wxT("Alt-");
+ if ( flags & wxACCEL_CTRL )
+ text += wxT("Ctrl-");
+ if ( flags & wxACCEL_SHIFT )
+ text += wxT("Shift-");
+
+ 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:
+ text << wxT('F') << code - WXK_F1 + 1;
+ break;
+
+ // if there are any other keys wxGetAccelFromString() may return,
+ // we should process them here
+
+ default:
+ if ( wxIsalnum(code) )
+ {
+ text << (wxChar)code;
+
+ break;
+ }
+
+ wxFAIL_MSG( wxT("unknown keyboard accel") );
+ }
+ }
+
+ SetText(text);
+}
+
+#endif // wxUSE_ACCEL
+
+// ----------------------------------------------------------------------------
+// wxMenu ctor and dtor
+// ----------------------------------------------------------------------------
+
+void wxMenuBase::Init(long style)
+{
+ m_items.DeleteContents(TRUE);
+
+ m_menuBar = (wxMenuBar *)NULL;
+ m_menuParent = (wxMenu *)NULL;
+
+ m_invokingWindow = (wxWindow *)NULL;
+ m_style = style;
+ m_clientData = (void *)NULL;
+ m_eventHandler = this;
+
+#if wxUSE_MENU_CALLBACK
+ m_callback = (wxFunction) NULL;
+#endif // wxUSE_MENU_CALLBACK
+}
+
+wxMenuBase::~wxMenuBase()
+{
+ // nothing to do, wxMenuItemList dtor will delete the menu items.
+ // Actually, in GTK, the submenus have to get deleted first.
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu item adding/removing
+// ----------------------------------------------------------------------------
+
+bool wxMenuBase::DoAppend(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Append()") );
+
+ m_items.Append(item);
+
+ return TRUE;
+}
+
+bool wxMenuBase::Insert(size_t pos, wxMenuItem *item)
+{
+ wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Insert") );
+
+ if ( pos == GetMenuItemCount() )
+ {
+ return DoAppend(item);
+ }
+ else
+ {
+ wxCHECK_MSG( pos < GetMenuItemCount(), FALSE,
+ wxT("invalid index in wxMenu::Insert") );
+
+ return DoInsert(pos, item);
+ }
+}
+
+bool wxMenuBase::DoInsert(size_t pos, wxMenuItem *item)
+{
+ wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Insert()") );
+
+ wxMenuItemList::Node *node = m_items.Item(pos);
+ wxCHECK_MSG( node, FALSE, wxT("invalid index in wxMenu::Insert()") );
+
+ m_items.Insert(node, item);
+
+ return TRUE;
+}
+
+wxMenuItem *wxMenuBase::Remove(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Remove") );
+
+ return DoRemove(item);
+}
+
+wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item)
+{
+ wxMenuItemList::Node *node = m_items.Find(item);
+
+ // if we get here, the item is valid or one of Remove() functions is broken
+ wxCHECK_MSG( node, NULL, wxT("bug in wxMenu::Remove logic") );
+
+ // we detach the item, but we do delete the list node (i.e. don't call
+ // DetachNode() here!)
+ node->SetData((wxMenuItem *)NULL); // to prevent it from deleting the item
+ m_items.DeleteNode(node);
+
+ // item isn't attached to anything any more
+ wxMenu *submenu = item->GetSubMenu();
+ if ( submenu )
+ {
+ submenu->SetParent((wxMenu *)NULL);
+ }
+
+ return item;
+}
+
+bool wxMenuBase::Delete(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Delete") );
+
+ return DoDelete(item);
+}
+
+bool wxMenuBase::DoDelete(wxMenuItem *item)
+{
+ wxMenuItem *item2 = DoRemove(item);
+ wxCHECK_MSG( item2, FALSE, wxT("failed to delete menu item") );
+
+ // don't delete the submenu
+ item2->SetSubMenu((wxMenu *)NULL);
+
+ delete item2;
+
+ return TRUE;
+}
+
+bool wxMenuBase::Destroy(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, FALSE, wxT("invalid item in wxMenu::Destroy") );
+
+ return DoDestroy(item);
+}
+
+bool wxMenuBase::DoDestroy(wxMenuItem *item)
+{
+ wxMenuItem *item2 = DoRemove(item);
+ wxCHECK_MSG( item2, FALSE, wxT("failed to delete menu item") );
+
+ delete item2;
+
+ return TRUE;
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu searching for items
+// ----------------------------------------------------------------------------
+
+// Finds the item id matching the given string, -1 if not found.
+int wxMenuBase::FindItem(const wxString& text) const
+{
+ wxString label = wxMenuItem::GetLabelFromText(text);
+ for ( wxMenuItemList::Node *node = m_items.GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxMenuItem *item = node->GetData();
+ if ( item->IsSubMenu() )
+ {
+ int rc = item->GetSubMenu()->FindItem(label);
+ if ( rc != wxNOT_FOUND )
+ return rc;
+ }
+
+ // we execute this code for submenus as well to alllow finding them by
+ // name just like the ordinary items
+ if ( !item->IsSeparator() )
+ {
+ if ( item->GetLabel() == label )
+ return item->GetId();
+ }
+ }
+
+ return wxNOT_FOUND;
+}
+
+// recursive search for item by id
+wxMenuItem *wxMenuBase::FindItem(int itemId, wxMenu **itemMenu) const
+{
+ if ( itemMenu )
+ *itemMenu = NULL;
+
+ wxMenuItem *item = NULL;
+ for ( wxMenuItemList::Node *node = m_items.GetFirst();
+ node && !item;
+ node = node->GetNext() )
+ {
+ item = node->GetData();
+
+ if ( item->GetId() == itemId )
+ {
+ if ( itemMenu )
+ *itemMenu = (wxMenu *)this;
+ }
+ else if ( item->IsSubMenu() )
+ {
+ item = item->GetSubMenu()->FindItem(itemId, itemMenu);
+ }
+ else
+ {
+ // don't exit the loop
+ item = NULL;
+ }
+ }
+
+ return item;
+}
+
+// non recursive search
+wxMenuItem *wxMenuBase::FindChildItem(int id, size_t *ppos) const
+{
+ wxMenuItem *item = (wxMenuItem *)NULL;
+ wxMenuItemList::Node *node = GetMenuItems().GetFirst();
+
+ size_t pos;
+ for ( pos = 0; node; pos++ )
+ {
+ if ( node->GetData()->GetId() == id )
+ {
+ item = node->GetData();
+
+ break;
+ }
+
+ node = node->GetNext();
+ }
+
+ if ( ppos )
+ {
+ *ppos = item ? pos : (size_t)wxNOT_FOUND;
+ }
+
+ return item;
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu helpers
+// ----------------------------------------------------------------------------
+
+// Update a menu and all submenus recursively. source is the object that has
+// the update event handlers defined for it. If NULL, the menu or associated
+// window will be used.
+void wxMenuBase::UpdateUI(wxEvtHandler* source)
+{
+ if ( !source && GetInvokingWindow() )
+ source = GetInvokingWindow()->GetEventHandler();
+ if ( !source )
+ source = GetEventHandler();
+ if ( !source )
+ source = this;
+
+ wxMenuItemList::Node* node = GetMenuItems().GetFirst();
+ while ( node )
+ {
+ wxMenuItem* item = node->GetData();
+ if ( !item->IsSeparator() )
+ {
+ wxWindowID id = item->GetId();
+ wxUpdateUIEvent event(id);
+ event.SetEventObject( source );
+
+ if ( source->ProcessEvent(event) )
+ {
+ // if anything changed, update the chanegd attribute
+ if (event.GetSetText())
+ SetLabel(id, event.GetText());
+ if (event.GetSetChecked())
+ Check(id, event.GetChecked());
+ if (event.GetSetEnabled())
+ Enable(id, event.GetEnabled());
+ }
+
+ // recurse to the submenus
+ if ( item->GetSubMenu() )
+ item->GetSubMenu()->UpdateUI(source);
+ }
+ //else: item is a separator (which don't process update UI events)
+
+ node = node->GetNext();
+ }
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu functions forwarded to wxMenuItem
+// ----------------------------------------------------------------------------
+
+void wxMenuBase::Enable( int id, bool enable )
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_RET( item, wxT("wxMenu::Enable: no such item") );
+
+ item->Enable(enable);
+}
+
+bool wxMenuBase::IsEnabled( int id ) const
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_MSG( item, FALSE, wxT("wxMenu::IsEnabled: no such item") );
+
+ return item->IsEnabled();
+}
+
+void wxMenuBase::Check( int id, bool enable )
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_RET( item, wxT("wxMenu::Check: no such item") );
+
+ item->Check(enable);
+}
+
+bool wxMenuBase::IsChecked( int id ) const
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_MSG( item, FALSE, wxT("wxMenu::IsChecked: no such item") );
+
+ return item->IsChecked();
+}
+
+void wxMenuBase::SetLabel( int id, const wxString &label )
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_RET( item, wxT("wxMenu::SetLabel: no such item") );
+
+ item->SetText(label);
+}
+
+wxString wxMenuBase::GetLabel( int id ) const
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_MSG( item, wxT(""), wxT("wxMenu::GetLabel: no such item") );
+
+ return item->GetText();
+}
+
+void wxMenuBase::SetHelpString( int id, const wxString& helpString )
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_RET( item, wxT("wxMenu::SetHelpString: no such item") );
+
+ item->SetHelp( helpString );
+}
+
+wxString wxMenuBase::GetHelpString( int id ) const
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_MSG( item, wxT(""), wxT("wxMenu::GetHelpString: no such item") );
+
+ return item->GetHelp();
+}
+
+// ----------------------------------------------------------------------------
+// wxMenuBarBase ctor and dtor
projects / wxWidgets.git / blobdiff