public virtual void OnMenuItemEventCommandClick(WebMenuItem menuItem, WebTreeNode node)
{
if (menuItem != null && menuItem.Command != null)
{
menuItem.Command.OnClick();
}
}
/// <summary> Fires the <see cref="MenuBase.WxeFunctionCommandClick"/> event. </summary>
protected virtual void OnWxeFunctionCommandClick(WebMenuItem item)
{
if (WxeFunctionCommandClick != null)
{
WebMenuItemClickEventArgs e = new WebMenuItemClickEventArgs(item);
WxeFunctionCommandClick(this, e);
}
}
/// <summary> Implements interface <see cref="IPostBackEventHandler"/>. </summary>
/// <param name="eventArgument"> <index> </param>
void IPostBackEventHandler.RaisePostBackEvent(string eventArgument)
{
ArgumentUtility.CheckNotNullOrEmpty("eventArgument", eventArgument);
// First part: index
int index;
try
{
if (eventArgument.Length == 0)
{
throw new FormatException();
}
index = int.Parse(eventArgument);
}
catch (FormatException)
{
throw new ArgumentException("First part of argument 'eventArgument' must be an integer. Expected format: '<index>'.");
}
if (index >= _menuItems.Count)
{
throw new ArgumentOutOfRangeException(
eventArgument,
"Index of argument 'eventargument' was out of the range of valid values. Index must be less than the number of displayed menu items.'");
}
WebMenuItem item = _menuItems[index];
if (item.Command == null)
{
throw new ArgumentOutOfRangeException(
eventArgument, "The DropDownMenu '" + ID + "' does not have a command associated with menu item " + index + ".");
}
switch (item.Command.Type)
{
case CommandType.Event:
{
OnEventCommandClick(item);
break;
}
case CommandType.WxeFunction:
{
OnWxeFunctionCommandClick(item);
break;
}
default:
{
break;
}
}
}
protected override void OnPreRender(EventArgs e)
{
base.OnPreRender(e);
for (int i = 0; i < MenuItems.Count; i++)
{
WebMenuItem menuItem = MenuItems[i];
if (menuItem.Command != null)
{
menuItem.Command.RegisterForSynchronousPostBackOnDemand(
this, i.ToString(), string.Format("ListMenu '{0}', MenuItem '{1}'", ID, menuItem.ItemID));
}
}
}
public virtual void OnMenuItemWxeFunctionCommandClick(WebMenuItem menuItem, WebTreeNode node)
{
if (menuItem != null && menuItem.Command != null)
{
Command command = menuItem.Command;
Page page = node.TreeView.Page;
if (page is IWxePage)
{
command.ExecuteWxeFunction((IWxePage)page, null);
}
//else
// command.ExecuteWxeFunction (Page, null, new NameValueCollection (0));
}
}
/// <summary> Fires the <see cref="MenuBase.EventCommandClick"/> event. </summary>
protected virtual void OnEventCommandClick(WebMenuItem item)
{
ArgumentUtility.CheckNotNull("item", item);
if (item.Command != null)
{
item.Command.OnClick();
}
if (EventCommandClick != null)
{
WebMenuItemClickEventArgs e = new WebMenuItemClickEventArgs(item);
EventCommandClick(this, e);
}
}
/// <summary> Sorts the <paramref name="menuItems"/> by their categories." </summary>
/// <param name="menuItems"> Must not be <see langword="null"/> or contain items that are <see langword="null"/>. </param>
/// <param name="generateSeparators"> <see langword="true"/> to generate a separator before starting a new category. </param>
/// <returns> The <paramref name="menuItems"/>, sorted by their categories. </returns>
public static WebMenuItem[] GroupMenuItems(WebMenuItem[] menuItems, bool generateSeparators)
{
ArgumentUtility.CheckNotNullOrItemsNull("menuItems", menuItems);
// <string category, ArrayList menuItems>
NameObjectCollection groupedMenuItems = new NameObjectCollection();
ArrayList categories = new ArrayList();
for (int i = 0; i < menuItems.Length; i++)
{
WebMenuItem menuItem = menuItems[i];
string category = menuItem.Category ?? string.Empty;
ArrayList menuItemsForCategory;
if (groupedMenuItems.Contains(category))
{
menuItemsForCategory = (ArrayList)groupedMenuItems[category];
}
else
{
menuItemsForCategory = new ArrayList();
groupedMenuItems.Add(category, menuItemsForCategory);
categories.Add(category);
}
menuItemsForCategory.Add(menuItem);
}
ArrayList arrayList = new ArrayList();
bool isFirst = true;
for (int i = 0; i < categories.Count; i++)
{
string category = (string)categories[i];
if (generateSeparators)
{
if (isFirst)
{
isFirst = false;
}
else
{
arrayList.Add(WebMenuItem.GetSeparator());
}
}
arrayList.AddRange((ArrayList)groupedMenuItems[category]);
}
return((WebMenuItem[])arrayList.ToArray(typeof(WebMenuItem)));
}
/// <summary> Initializes an instance. </summary>
public WebMenuItemClickEventArgs(WebMenuItem item)
{
ArgumentUtility.CheckNotNull("item", item);
_item = item;
}
