SharePoint Sandeep: Creating a Custom Action

feature.xml:

<?xml version="1.0" encoding="utf-8" ?>
<Feature Id="GUIDWithoutBraces"
   Title="Site Action Menu Custom Action"
   Description="This example shows how you can add new  menu to WSS Site Actions"
   Version="1.0.0.0"
   Scope="Site"
   xmlns="http://schemas.microsoft.com/sharepoint/">
 <ElementManifests>
   <ElementManifest Location="element.xml" />
 </ElementManifests>
</Feature>

element.xml:

<?xml version="1.0" encoding="utf-8" ?>
<Elements xmlns="http://schemas.microsoft.com/sharepoint/" >
<CustomAction Id="GUIDWithoutBraces"
   GroupId="SiteActions"
   Location="Microsoft.SharePoint.StandardMenu"
   Sequence="1000"
   Title="Configure Site"
   Description="Click on this link to configure extra settings."
   Rights="ViewUsageData"
   ImageUrl="_layouts/images/crtsite.gif">
    <UrlAction Url="~site/_layouts/Client/CustomPage.aspx"/>
 </CustomAction>

<CustomAction 
     Id="NEWGUID"
     Location="Microsoft.SharePoint.StandardMenu"
     GroupId="ActionsMenu"
     ControlAssembly="Training, Version=1.0.0.0, Culture=neutral, PublicKeyToken=0000000000000000"
     ControlClass="Training.NewMenuClass"> 
 </CustomAction>
</Elements>

CodeBehind.cs:

using System; 
using System.Collections.Generic; 
using System.Text; 
using Microsoft.SharePoint; 
using Microsoft.SharePoint.WebControls; 

namespace Training
{ 
 class NewMenuClass : System.Web.UI.WebControls.WebControl 
 { 
   protected override void CreateChildControls() 
   { 
     base.CreateChildControls(); 

     ToolBarMenuButton siteActionsControl = ToolBarMenuButton.GetMenuControl(this); 

     switch (siteActionsControl.List.RootFolder.Name) 
     { 
       case "Shared Documents": 
         { 
           Controls.Add(CreateMenuItem("MenuTitle", "Description", 100, "_layouts/custompage.aspx", "_layouts/images/logo.gif")); 
           break; 
         } 
     } 
   } 

private MenuItemTemplate CreateMenuItem(string Text, string Description, int Sequence, string OnClickUrl, string ImageUrl) 
   { 
     MenuItemTemplate menuItem = null; 
     menuItem = new MenuItemTemplate(); 
     menuItem.ID = Guid.NewGuid().ToString(); 
     menuItem.Text = Text; 
     menuItem.Description = Description; 
     menuItem.Sequence = Sequence; 
     menuItem.ClientOnClickNavigateUrl = OnClickUrl; 
     menuItem.ImageUrl = ImageUrl; 

     return menuItem; 
   } 
 } 
}

Notes:
Possible values for the 'Location' attribute:


Microsoft.SharePoint.ContentTypeTemplateSettings
Microsoft.SharePoint.ContentTypeSettings
Microsoft.SharePoint.Administration.ApplicationCreated
Office.Server.ServiceProvider.Administration (Shared Services/SSP links)
Microsoft.SharePoint.ListEdit.DocumentLibrary
Microsoft.SharePoint.Workflows
NewFormToolbar
DisplayFormToolbar
EditFormToolbar
Microsoft.SharePoint.StandardMenu (SiteActions menu)
Mcrosoft.SharePoint.Create (_layouts/create.aspx )
Microsoft.SharePoint.ListEdit (To edit the properties of a list item)
EditControlBlock (image below)