/// <summary>
/// Removes all elements (including menu items added by default) from the menu.
/// </summary>
public void ClearMenu()
{
for (int i = Items.Count - 1; i >= 0; i--)
{
SysMenuAPI.RemoveMenu(Menu, Items[i].ID, SysMenuAPI.Flags.MF_BYCOMMAND);
Items.RemoveAt(i);
}
}
/// <summary>
/// Remove an item from the system menu.
/// </summary>
/// <param name="index">The index of the item which should be removed.</param>
public void RemoveItem(int index)
{
SysMenuAPI.RemoveMenu(Menu, Items[index].ID, SysMenuAPI.Flags.MF_BYCOMMAND);
if (Items[index].HasSubItems())
{
Items[index].ClearSubMenu();
}
Items.RemoveAt(index);
}
/// <summary>
/// Remove an item from the sub menu.
/// </summary>
/// <param name="index">The index of the item which should be removed.</param>
public void RemoveSubItem(int index)
{
SystemMenuItem itm = SubItems[index];
SysMenuAPI.RemoveMenu(itm.HMenu, itm.ID, SysMenuAPI.Flags.MF_BYCOMMAND);
if (itm.HasSubItems())
{
itm.ClearSubMenu();
}
SubItems.RemoveAt(index);
if (SubItems.Count == 0)
{
SubMenu = IntPtr.Zero;
}
}
/// <summary>
/// Removes all sub items.
/// </summary>
public void ClearSubMenu()
{
for (int i = SubItems.Count - 1; i >= 0; i--)
{
if (SubItems[i].HasSubItems())
{
SubItems[i].ClearSubMenu();
}
SysMenuAPI.RemoveMenu(SubItems[i].HMenu, SubItems[i].ID, SysMenuAPI.Flags.MF_BYCOMMAND);
SubItems.RemoveAt(i);
}
if (SubItems.Count == 0)
{
SubMenu = IntPtr.Zero;
}
}
