/// <summary>
/// Compares two objects and returns a value indicating whether one is less than, equal to, or greater than the other.
/// </summary>
/// <returns>
/// A signed integer that indicates the relative values of <paramref name="x"/> and <paramref name="y"/>, as shown in the following table.
/// Value Meaning Less than zero <paramref name="x"/> is less than <paramref name="y"/>.
/// Zero <paramref name="x"/> equals <paramref name="y"/>.
/// Greater than zero <paramref name="x"/> is greater than <paramref name="y"/>.
/// </returns>
/// <param name="x">The first object to compare. </param>
/// <param name="y">The second object to compare. </param>
/// <exception cref="T:System.ArgumentException">
/// Neither <paramref name="x"/> nor <paramref name="y"/> implements the <see cref="T:System.IComparable"/> interface.
/// -or- <paramref name="x"/> and <paramref name="y"/> are of different types and neither one can handle comparisons with the other.
/// </exception>
/// <filterpriority>2</filterpriority>
public int Compare(object x, object y)
{
var menuItemOne = (IMenuItem)x;
var menuItemTwo = (IMenuItem)y;
//now need to get metadata
var metadataOne = MenuUtils.GetMenuItemMetadata(menuItemOne);
var metadataTwo = MenuUtils.GetMenuItemMetadata(menuItemTwo);
// level major
if (metadataOne.OrderMajor < metadataTwo.OrderMajor)
{
return(-1);
}
if (metadataOne.OrderMajor > metadataTwo.OrderMajor)
{
return(1);
}
// level minor
if (metadataOne.OrderMinor < metadataTwo.OrderMinor)
{
return(-1);
}
if (metadataOne.OrderMinor > metadataTwo.OrderMinor)
{
return(1);
}
// TODO: do more comparisons if more fields added
return(0);
}
public void RegisterMenuItem(ShellMenu parentMenu, IMenuItem menuItem)
{
// get metadata
var menuItemMetadata = MenuUtils.GetMenuItemMetadata(menuItem);
// var menuItemId = menuItemMetadata.MenuItemId;
var parentMenuItemId = menuItemMetadata.ParentMenuItemId;
ICollection <IMenuItem> collectionToAdd;
if (string.IsNullOrWhiteSpace(parentMenuItemId))
{
// adding top level menu
collectionToAdd = (ICollection <IMenuItem>)parentMenu.ItemsSource;
}
else
{
// adding submenu
var parentMenuItem = AllMenuItems.Single(item => item.Metadata.MenuItemId == parentMenuItemId);
collectionToAdd = (ICollection <IMenuItem>)((MenuItem)parentMenuItem.Value).ItemsSource;
}
collectionToAdd.Add(menuItem);
}