In this article we are going to learn about GetSubMenu() function associated with the class wx.MenuItem in wxPython. GetSubMenu() function returns the submenu associated with the menu item, or None if there isn’t one. No arguments are needed in GetSubMenu() function.
Syntax:
wx.MenuItem.GetSubMenu(self)Parameters:
No parameters are needed in GetSubMenu() function.Return Type:
wx.Menu
Code Example:
Python3
import wxclass Example(wx.Frame): def __init__(self, *args, **kwargs): super(Example, self).__init__(*args, **kwargs) self.InitUI() def InitUI(self): menubar = wx.MenuBar() fileMenu = wx.Menu() sm = wx.Menu() sm.Append(wx.ID_ANY, 'Submenu item 1') sm.Append(wx.ID_ANY, 'Submenu item 2') sm.Append(wx.ID_ANY, 'Submenu item 3') self.st = wx.StaticText(self, label ="", pos =(20, 20), style = wx.ALIGN_LEFT) item = wx.MenuItem(fileMenu, 1, '&Check\tCtrl + c', helpString ="Check Help") item.SetSubMenu(sm) fileMenu.AppendMenu(wx.ID_ANY, 'I&mport', sm) # get submenu s = item.GetSubMenu() # get total sub menu item n = s.MenuItemCount # print total sub menu item print(n) self.st.SetLabel(str(n)+" total submenu items") menubar.Append(fileMenu, '&File') self.SetMenuBar(menubar) self.SetSize((350, 250)) self.SetTitle('Submenu') self.Centre()def main(): app = wx.App() ex = Example(None) ex.Show() app.MainLoop()if __name__ == '__main__': main() |
Output:
3
Output: 
