( HttpContext.Current.Items["__ClientScriptProxy"] ??
(HttpContext.Current.Items["__ClientScriptProxy"] =
new ClientScriptProxy(HttpContext.Current.Handler as Page)))
as ClientScriptProxy;
}
}
/// <summary>
/// Base constructor. Pass in the page name so we can pick up
/// the stock the
/// </summary>
/// <param name="CurrentPage"></param>
protected ClientScriptProxy(Page CurrentPage)
{
this.clientScript = CurrentPage.ClientScript;
}
/// <summary>
/// Checks to see if MS Ajax is registered with the current
/// Web application.
///
/// Note: Method is static so it can be directly accessed from
/// anywhere
/// </summary>
/// <returns></returns>
public static bool CheckForMsAjax()
{
scriptManagerType = Type.GetType("Microsoft.Web.UI.ScriptManager, Microsoft.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35", false);
if (scriptManagerType != null)
{
_IsMsAjax = true;
return true;
}
_IsMsAjax = false;
return false;
}
/// <summary>
/// Registers a client script block in the page.
/// </summary>
/// <param name="control"></param>
/// <param name="type"></param>
/// <param name="key"></param>
/// <param name="script"></param>
/// <param name="addScriptTags"></param>
public void RegisterClientScriptBlock(Control control, Type type, string key, string script, bool addScriptTags)
{
if (this.IsMsAjax)
{
if (RegisterClientScriptBlockMethod == null)
RegisterClientScriptBlockMethod = scriptManagerType.GetMethod("RegisterClientScriptBlock");
RegisterClientScriptBlockMethod.Invoke(null, new object[5] { control, type, key, script, addScriptTags });
}
else
this.clientScript.RegisterClientScriptBlock(type, key, script, addScriptTags);
}
/// <summary>
/// Registers a startup code snippet that gets placed at the bottom of the page
/// </summary>
/// <param name="control"></param>
/// <param name="type"></param>
/// <param name="key"></param>
/// <param name="script"></param>
/// <param name="addStartupTags"></param>
public void RegisterStartupScript(Control control, Type type, string key, string script, bool addStartupTags)
{
if (this.IsMsAjax)
{
if (RegisterStartupScriptMethod == null)
RegisterStartupScriptMethod = scriptManagerType.GetMethod("RegisterStartupScript");
RegisterStartupScriptMethod.Invoke(null, new object[5] { control, type, key, script, addStartupTags });
}
else
this.clientScript.RegisterStartupScript(type, key, script, addStartupTags);
}
/// <summary>
/// Registers a script include tag into the page for an external script url
/// </summary>
/// <param name="control"></param>
/// <param name="type"></param>
/// <param name="key"></param>
/// <param name="url"></param>
public void RegisterClientScriptInclude(Control control, Type type, string key, string url)
{
if (this.IsMsAjax)
{
if (RegisterClientScriptIncludeMethod == null)
RegisterClientScriptIncludeMethod = scriptManagerType.GetMethod("RegisterClientScriptInclude");
RegisterClientScriptIncludeMethod.Invoke(null, new object[4] { control, type, key, url });
}
else
this.clientScript.RegisterClientScriptInclude( type, key, url);
}
/// <summary>
/// Adds a script include tag into the page for WebResource.
/// </summary>
/// <param name="control"></param>
/// <param name="type"></param>
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