Hiding a Single Button on Ribbon and Site Actions Menu

 

Run following method in the Page_Load method, you can use delegate control or custom control (.ascx) to implement this.

protected void Page_Load(object sender, EventArgs e)

{

}

Hide a Ribbon
public void HideRibbon()
{
SPRibbon current = SPRibbon.GetCurrent(this.Page);
if (current != null && !this.Page.Request.IsAuthenticated)
{
 current.CommandUIVisible = false;
}
}

 

Hide a Button on Ribbon

SPRibbon ribbon = SPRibbon.GetCurrent(this.Page);
if (ribbon != null)
{
  SPUser currentUser = SPContext.Current.Web.CurrentUser;
  if (currentUser.LoginName.Equals("loginname",StringComparison.InvariantCultureIgnoreCase))
         {
     ribbon.TrimById("Ribbon.Library.Actions.OpenWithExplorer");
  }

 

Hide Status Bar

public void HideStatusBar()
{
string script = "document.onreadystatechange=fnRemoveAllStatus; function fnRemoveAllStatus(){removeAllStatus(true)};";
this.Page.ClientScript.RegisterClientScriptBlock(typeof(HideTheRibbon), "statusBarRemover", script, true);
}

 

Hide Site Actions

public void HideSiteActionsMenu()
{
SiteActions actions = SiteActions.GetCurrent(this.Page);
if (actions != null && !this.Page.Request.IsAuthenticated)
{
actions.Visible = false;
}
}

Ref:
http://howtosharepoint.blogspot.com/2010/06/hide-ribbon-programatically.html
http://www.elumenotion.com/Blog/Lists/Posts/Post.aspx?ID=106