+// wxMenuItemBase
+// ----------------------------------------------------------------------------
+
+wxMenuItemBase::wxMenuItemBase(wxMenu *parentMenu,
+ int id,
+ const wxString& text,
+ const wxString& help,
+ wxItemKind kind,
+ wxMenu *subMenu)
+{
+ // notice that parentMenu can be NULL: the item can be attached to the menu
+ // later with SetMenu()
+
+ m_parentMenu = parentMenu;
+ m_subMenu = subMenu;
+ m_isEnabled = true;
+ m_isChecked = false;
+ m_id = id;
+ m_kind = kind;
+ if (m_id == wxID_ANY)
+ m_id = wxWindow::NewControlId();
+ if (m_id == wxID_SEPARATOR)
+ m_kind = wxITEM_SEPARATOR;
+
+ SetItemLabel(text);
+ SetHelp(help);
+}
+
+wxMenuItemBase::~wxMenuItemBase()
+{
+ delete m_subMenu;
+}
+
+#if wxUSE_ACCEL
+
+wxAcceleratorEntry *wxMenuItemBase::GetAccel() const
+{
+ return wxAcceleratorEntry::Create(GetItemLabel());
+}
+
+void wxMenuItemBase::SetAccel(wxAcceleratorEntry *accel)
+{
+ wxString text = m_text.BeforeFirst(wxT('\t'));
+ if ( accel )
+ {
+ text += wxT('\t');
+ text += accel->ToString();
+ }
+
+ SetItemLabel(text);
+}
+
+#endif // wxUSE_ACCEL
+
+void wxMenuItemBase::SetItemLabel(const wxString& str)
+{
+ m_text = str;
+
+ if ( m_text.empty() && !IsSeparator() )
+ {
+ wxASSERT_MSG( wxIsStockID(GetId()),
+ wxT("A non-stock menu item with an empty label?") );
+ m_text = wxGetStockLabel(GetId(), wxSTOCK_WITH_ACCELERATOR |
+ wxSTOCK_WITH_MNEMONIC);
+ }
+}
+
+void wxMenuItemBase::SetHelp(const wxString& str)
+{
+ m_help = str;
+
+ if ( m_help.empty() && !IsSeparator() && wxIsStockID(GetId()) )
+ {
+ // get a stock help string
+ m_help = wxGetStockHelpString(GetId());
+ }
+}
+
+#ifndef __WXPM__
+wxString wxMenuItemBase::GetLabelText(const wxString& text)
+{
+ return wxStripMenuCodes(text);
+}
+#endif
+
+#if WXWIN_COMPATIBILITY_2_8
+wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
+{
+ return GetLabelText(text);
+}
+#endif
+
+bool wxMenuBase::ms_locked = true;
+
+// ----------------------------------------------------------------------------
+// wxMenu ctor and dtor
+// ----------------------------------------------------------------------------
+
+void wxMenuBase::Init(long style)
+{
+ m_menuBar = (wxMenuBar *)NULL;
+ m_menuParent = (wxMenu *)NULL;
+
+ m_invokingWindow = (wxWindow *)NULL;
+ m_style = style;
+ m_clientData = (void *)NULL;
+ m_eventHandler = this;
+}
+
+wxMenuBase::~wxMenuBase()
+{
+ WX_CLEAR_LIST(wxMenuItemList, m_items);
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu item adding/removing
+// ----------------------------------------------------------------------------
+
+void wxMenuBase::AddSubMenu(wxMenu *submenu)
+{
+ wxCHECK_RET( submenu, _T("can't add a NULL submenu") );
+
+ submenu->SetParent((wxMenu *)this);
+}
+
+wxMenuItem* wxMenuBase::DoAppend(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Append()") );
+
+ m_items.Append(item);
+ item->SetMenu((wxMenu*)this);
+ if ( item->IsSubMenu() )
+ {
+ AddSubMenu(item->GetSubMenu());
+ }
+
+ return item;
+}
+
+wxMenuItem* wxMenuBase::Insert(size_t pos, wxMenuItem *item)
+{
+ wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Insert") );
+
+ if ( pos == GetMenuItemCount() )
+ {
+ return DoAppend(item);
+ }
+ else
+ {
+ wxCHECK_MSG( pos < GetMenuItemCount(), NULL,
+ wxT("invalid index in wxMenu::Insert") );
+
+ return DoInsert(pos, item);
+ }
+}
+
+wxMenuItem* wxMenuBase::DoInsert(size_t pos, wxMenuItem *item)
+{
+ wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Insert()") );
+
+ wxMenuItemList::compatibility_iterator node = m_items.Item(pos);
+ wxCHECK_MSG( node, NULL, wxT("invalid index in wxMenu::Insert()") );
+
+ m_items.Insert(node, item);
+ item->SetMenu((wxMenu*)this);
+ if ( item->IsSubMenu() )
+ {
+ AddSubMenu(item->GetSubMenu());
+ }
+
+ return item;
+}
+
+wxMenuItem *wxMenuBase::Remove(wxMenuItem *item)
+{
+ wxCHECK_MSG( item, NULL, wxT("invalid item in wxMenu::Remove") );
+
+ return DoRemove(item);
+}
+
+wxMenuItem *wxMenuBase::DoRemove(wxMenuItem *item)
+{
+ wxMenuItemList::compatibility_iterator 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!)
+ m_items.Erase(node);
+
+ // item isn't attached to anything any more
+ item->SetMenu((wxMenu *)NULL);
+ wxMenu *submenu = item->GetSubMenu();
+ if ( submenu )
+ {
+ submenu->SetParent((wxMenu *)NULL);
+ if ( submenu->IsAttached() )
+ submenu->Detach();
+ }
+
+ 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, wxNOT_FOUND if not found.
+int wxMenuBase::FindItem(const wxString& text) const
+{
+ wxString label = wxMenuItem::GetLabelText(text);
+ for ( wxMenuItemList::compatibility_iterator 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->GetItemLabelText() == 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::compatibility_iterator 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::compatibility_iterator 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;
+}
+
+// find by position
+wxMenuItem* wxMenuBase::FindItemByPosition(size_t position) const
+{
+ wxCHECK_MSG( position < m_items.GetCount(), NULL,
+ _T("wxMenu::FindItemByPosition(): invalid menu index") );
+
+ return m_items.Item( position )->GetData();
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu helpers used by derived classes
+// ----------------------------------------------------------------------------
+
+// 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 (GetInvokingWindow())
+ {
+ // Don't update menus if the parent
+ // frame is about to get deleted
+ wxWindow *tlw = wxGetTopLevelParent( GetInvokingWindow() );
+ if (tlw && wxPendingDelete.Member(tlw))
+ return;
+ }
+
+ if ( !source && GetInvokingWindow() )
+ source = GetInvokingWindow()->GetEventHandler();
+ if ( !source )
+ source = GetEventHandler();
+ if ( !source )
+ source = this;
+
+ wxMenuItemList::compatibility_iterator 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 changed 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 doesn't process update UI events)
+
+ node = node->GetNext();
+ }
+}
+
+bool wxMenuBase::SendEvent(int id, int checked)
+{
+ wxCommandEvent event(wxEVT_COMMAND_MENU_SELECTED, id);
+ event.SetEventObject(this);
+ event.SetInt(checked);
+
+ bool processed = false;
+
+ // Try the menu's event handler
+ // if ( !processed )
+ {
+ wxEvtHandler *handler = GetEventHandler();
+ if ( handler )
+ processed = handler->SafelyProcessEvent(event);
+ }
+
+ // Try the window the menu was popped up from (and up through the
+ // hierarchy)
+ if ( !processed )
+ {
+ const wxMenuBase *menu = this;
+ while ( menu )
+ {
+ wxWindow *win = menu->GetInvokingWindow();
+ if ( win )
+ {
+ processed = win->HandleWindowEvent(event);
+ break;
+ }
+
+ menu = menu->GetParent();
+ }
+ }
+
+ return processed;
+}
+
+// ----------------------------------------------------------------------------
+// wxMenu attaching/detaching to/from menu bar
+// ----------------------------------------------------------------------------
+
+wxMenuBar* wxMenuBase::GetMenuBar() const
+{
+ if(GetParent())
+ return GetParent()->GetMenuBar();
+ return m_menuBar;
+}
+
+void wxMenuBase::Attach(wxMenuBarBase *menubar)
+{
+ // use Detach() instead!
+ wxASSERT_MSG( menubar, _T("menu can't be attached to NULL menubar") );
+
+ // use IsAttached() to prevent this from happening
+ wxASSERT_MSG( !m_menuBar, _T("attaching menu twice?") );
+
+ m_menuBar = (wxMenuBar *)menubar;
+}
+
+void wxMenuBase::Detach()
+{
+ // use IsAttached() to prevent this from happening
+ wxASSERT_MSG( m_menuBar, _T("detaching unattached menu?") );
+
+ m_menuBar = NULL;
+}
+
+// ----------------------------------------------------------------------------
+// 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->SetItemLabel(label);
+}
+
+wxString wxMenuBase::GetLabel( int id ) const
+{
+ wxMenuItem *item = FindItem(id);
+
+ wxCHECK_MSG( item, wxEmptyString, wxT("wxMenu::GetLabel: no such item") );
+
+ return item->GetItemLabel();
+}
+
+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, wxEmptyString, wxT("wxMenu::GetHelpString: no such item") );
+
+ return item->GetHelp();
+}
+
+// ----------------------------------------------------------------------------
+// wxMenuBarBase ctor and dtor
projects / wxWidgets.git / blobdiff