Dynamic menu using mfc
define the menu's using #define
#define ID_SHOW 2002
#define ID_HIDE 2004
//create a menu object for main menu
CMenu *menu = new CMenu();
menu->CreateMenu();
//another menu object for submenu
CMenu *subMenu = new CMenu();
subMenu->CreatePopupMenu();
subMenu->AppendMenu(MF_STRING, ID_HIDE, _T("four"));
subMenu->AppendMenu(MF_STRING, ID_SHOW, _T("three"));
//append submenu to menu
menu->AppendMenu(MF_POPUP|MF_STRING, (UINT)subMenu->m_hMenu, _T("Advanced") );
SetMenu(menu);
CMenu menuPopup;
menuPopup.LoadMenu(IDR_CNTXT_PLAN);
subMenu.CreatePopupMenu();
subMenu.AppendMenu(MF_STRING, MENU1,"Menu1");
subMenu.AppendMenu(MF_STRING, MENU2,"Menu2");
CMenu* pMenu = menuPopup.GetSubMenu(0);
pMenu->InsertMenu(0,MF_BYPOSITION|MF_POPUP,(UINT)subMenu.m_hMenu,"Layers");
menuPopup.GetSubMenu(0)->InsertMenu(1,MF_BYPOSITION|MF_SEPARATOR,0,"");
menuPopup.GetSubMenu(0)->TrackPopupMenu(TPM_LEFTALIGN, point.x, point.y, this);
You can create a CMenu
object dynamically like this:
CMenu *menu = new CMenu;
menu->CreatePopupMenu();
// Add items to the menu
menu->AppendMenu(MF_STRING, menuItemID, "Text");
...
Then add this sub-menu to your main menu:
wnd->GetMenu()->AppendMenu(MF_POPUP, (UINT_PTR)menu->m_hMenu, "Menu Name");
As for the message map, assuming all your menu item IDs are within a certain range, you can use ON_COMMAND_RANGE
to map the entire range to a single function. This function will receive the ID as a parameter, and within the function, you can perform different operations based on the ID.