/// <summary>
/// A method to add the menu values to a tool strip menu
/// </summary>
/// <param name="manager">The manager</param>
/// <param name="createItem">A method to create top level items</param>
/// <param name="extMenu">The extension menu strip</param>
/// <param name="clickHandler">The click handler to associate with the items</param>
private static void AddToMenu <T, U>(GenericExtensionManager <T, U> manager, Func <string, ToolStripMenuItem> createItem,
ToolStripMenuItem extMenu, EventHandler clickHandler) where T : MenuExtensionAttribute
{
Dictionary <string, ToolStripMenuItem> categories = new Dictionary <string, ToolStripMenuItem>();
PopulateDictionary(categories, "", extMenu);
foreach (var ext in manager.GetExtensions())
{
ToolStripMenuItem subItem = extMenu;
ToolStripMenuItem item = new ToolStripMenuItem(ext.ExtensionAttribute.Name);
item.Click += clickHandler;
item.Tag = ext.ExtensionType;
if (ext.ExtensionAttribute.ShortcutKeys != Keys.None)
{
item.ShortcutKeys = ext.ExtensionAttribute.ShortcutKeys;
item.ShowShortcutKeys = true;
}
if (!String.IsNullOrWhiteSpace(ext.Category))
{
string catName = ext.Category.ToLowerInvariant();
if (!categories.ContainsKey(catName))
{
string[] origNames = ext.Category.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
string[] lowerNames = catName.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
if (categories.ContainsKey(lowerNames[0]))
{
subItem = categories[lowerNames[0]];
}
else
{
subItem = createItem(origNames[0]);
categories[lowerNames[0]] = subItem;
}
StringBuilder currName = new StringBuilder(lowerNames[0]);
for (int i = 1; i < origNames.Length; ++i)
{
currName.AppendFormat("/{0}", lowerNames[i]);
string newName = currName.ToString();
if (categories.ContainsKey(newName))
{
subItem = categories[newName];
}
else
{
subItem = (ToolStripMenuItem)subItem.DropDownItems.Add(origNames[i]);
categories[newName] = subItem;
}
}
categories[catName] = subItem;
}
else
{
subItem = categories[catName];
}
}
subItem.DropDownItems.Add(item);
}
}
/// <summary>
/// A method to add the menu values to a tool strip menu
/// </summary>
/// <param name="manager">The manager</param>
/// <param name="rootMenu">The root menu strip</param>
/// <param name="clickHandler">The click handler to associate with the items</param>
public static void AddToMenu <T, U>(this GenericExtensionManager <T, U> manager, MenuStrip rootMenu, ToolStripMenuItem extensionMenuItem, EventHandler clickHandler) where T : MenuExtensionAttribute
{
AddToMenu(manager, s => (ToolStripMenuItem)rootMenu.Items.Add(s), extensionMenuItem, clickHandler);
}
