using OboutInc.EasyMenu_Pro;
using System.Web.UI.WebControls;
using System.Web;
using System;

public class EasyMenuBindToSiteMap
{
    #region "PROPERTIES"
    private int menuIndex = 1;

    private MenuShowEvent _ShowEvent = MenuShowEvent.MouseOver;
    public MenuShowEvent ShowEvent
    {
        get { return this._ShowEvent; }
        set { this._ShowEvent = value; }
    }

    private string _StyleFolder = string.Empty;
    public string StyleFolder
    {
        get { return this._StyleFolder; }
        set { this._StyleFolder = value; }
    }

    private bool _IsVertical = true;
    public bool IsVertical
    {
        get { return this._IsVertical; }
        set { this._IsVertical = value; }
    }
	
    private string _Width = "100px";
    public string Width
    {
        get { return this._Width; }
        set { this._Width = value; }
    }
	
	private string _IDPrefix;
    public string IDPrefix
    {
        get { return this._IDPrefix; }
        set { this._IDPrefix = value; }
    }
    #endregion

    #region "METHODS"
    // use as starting menu the startmenu
    // place the new created menus inside the menuContainer
    // use as datasource the siteMapDataSource
    public void BuildMenu(EasyMenu startMenu, PlaceHolder menuContainer, SiteMapDataSource siteMapDataSource)
    {
        if (siteMapDataSource.Provider.RootNode == null) 
        {
            startMenu.Visible = false;
            return;
        }
		
        int menuItemIndex = 1;
        SiteMapNodeCollection currentNodeCollection = siteMapDataSource.Provider.RootNode.ChildNodes;
        if (siteMapDataSource.ShowStartingNode)
        {
            // use the starting node as the root menu item
            SiteMapNode rootNode = siteMapDataSource.Provider.RootNode;
            string itemID = String.Format(IDPrefix + "Menu{0}_Item{1}", menuIndex.ToString(), menuItemIndex.ToString());
            startMenu.AddMenuItem(itemID, rootNode.Title, string.Empty, rootNode.Url, string.Empty, string.Empty);
        }
        else
        {
            // use the first site map level as the root menu items
            foreach (SiteMapNode node in currentNodeCollection)
            {
                string itemID = String.Format(IDPrefix + "Menu{0}_Item{1}", menuIndex.ToString(), menuItemIndex.ToString());
                startMenu.AddMenuItem(itemID, node.Title, string.Empty, node.Url, string.Empty, string.Empty);
                menuItemIndex++;
            }
        }

        // recusively build new menu for each new site map level
        menuItemIndex = 1;
        int currentMenuIndex = menuIndex;
        foreach (SiteMapNode node in currentNodeCollection)
        {
            if (node.ChildNodes.Count > 0)
            {
                string attachTo = String.Format(IDPrefix + "Menu{0}_Item{1}", currentMenuIndex.ToString(), menuItemIndex.ToString());
                BuildSubMenu(attachTo, menuContainer, node.ChildNodes, 0);
            }

            menuItemIndex++;
        }

        menuContainer.Controls.Add(startMenu);
    }

    private void BuildSubMenu(string AttachTo, PlaceHolder menuContainer, SiteMapNodeCollection currentNodeCollection, int menuLevel)
    {
        EasyMenu SubMenu = new EasyMenu();
        SubMenu.AttachTo = AttachTo;
        SubMenu.ShowEvent = ShowEvent;
	SubMenu.Position = MenuPosition.Vertical;
	SubMenu.Align = MenuAlign.Right;
	if (!IsVertical && menuLevel == 0)
            SubMenu.Align = MenuAlign.Under;
			
        SubMenu.Width = Width;
        SubMenu.ID = String.Format(IDPrefix + "Menu{0}", menuIndex);
        if (StyleFolder != string.Empty) SubMenu.StyleFolder = StyleFolder;
        menuContainer.Controls.Add(SubMenu);

        menuIndex++;

        int menuItemIndex = 1;
        foreach (SiteMapNode node in currentNodeCollection)
        {
            string itemID = String.Format(IDPrefix + "Menu{0}_Item{1}", menuIndex.ToString(), menuItemIndex.ToString());
            SubMenu.AddMenuItem(itemID, node.Title, string.Empty, node.Url, string.Empty, string.Empty);
            menuItemIndex++;
        }

        menuItemIndex = 1;
        int currentMenuIndex = menuIndex;
        foreach (SiteMapNode node in currentNodeCollection)
        {
            if (node.ChildNodes.Count > 0)
            {
                string attachTo = String.Format(IDPrefix + "Menu{0}_Item{1}", currentMenuIndex.ToString(), menuItemIndex.ToString());
                BuildSubMenu(attachTo, menuContainer, node.ChildNodes, 1);
            }

            menuItemIndex++;
        }
    }
    #endregion
}