private void RenderViewUserControl(ViewContext context, ViewUserControl control) {
if (!String.IsNullOrEmpty(MasterPath)) {
throw new InvalidOperationException(MvcResources.WebFormViewEngine_UserControlCannotHaveMaster);
}
control.ViewData = context.ViewData;
control.RenderView(context);
}
private void RenderViewUserControl(ViewContext context, ViewUserControl control) {
if (!String.IsNullOrEmpty(MasterPath)) {
throw new InvalidOperationException();
}
control.ViewData = context.ViewData;
control.RenderView(context);
}
public static string RenderViewUserControl(this HtmlHelper html, ViewUserControl control, object model) {
ViewPage viewPage = new ViewPage();
viewPage.ViewContext = html.ViewContext;
viewPage.Controls.Add(control);
viewPage.Url = new UrlHelper(html.ViewContext);
viewPage.Html = new HtmlHelper(html.ViewContext, viewPage);
control.ViewData = new ViewDataDictionary(html.ViewContext.ViewData);
control.ViewData.Model = model;
control.InitializeAsUserControl(viewPage);
StringBuilder sb = new StringBuilder();
StringWriter writer = new StringWriter(sb, CultureInfo.CurrentCulture);
HttpContext.Current.Server.Execute(viewPage, writer, true);
return sb.ToString();
}
public virtual void Render(ViewContext viewContext, TextWriter writer)
{
if (viewContext == null)
{
throw new ArgumentNullException("viewContext");
}
object viewInstance = BuildManager.CreateInstanceFromVirtualPath(ViewPath, typeof(object));
if (viewInstance == null)
{
throw new InvalidOperationException(
String.Format(
CultureInfo.CurrentUICulture,
MvcResources.WebFormViewEngine_ViewCouldNotBeCreated,
ViewPath));
}
ViewPage viewPage = viewInstance as ViewPage;
if (viewPage != null)
{
RenderViewPage(viewContext, viewPage);
return;
}
ViewUserControl viewUserControl = viewInstance as ViewUserControl;
if (viewUserControl != null)
{
RenderViewUserControl(viewContext, viewUserControl);
return;
}
throw new InvalidOperationException(
String.Format(
CultureInfo.CurrentUICulture,
MvcResources.WebFormViewEngine_WrongViewBase,
ViewPath));
}
protected override void RenderView(ViewContext viewContext, TextWriter writer, object instance)
{
ViewPage viewPage = instance as ViewPage;
if (viewPage != null)
{
RenderViewPage(viewContext, viewPage);
return;
}
ViewUserControl viewUserControl = instance as ViewUserControl;
if (viewUserControl != null)
{
RenderViewUserControl(viewContext, viewUserControl);
return;
}
throw new InvalidOperationException(
String.Format(
CultureInfo.CurrentCulture,
MvcResources.WebFormViewEngine_WrongViewBase,
ViewPath));
}
public ViewUserControlContainerPage(ViewUserControl userControl)
{
_userControl = userControl;
}
public ViewUserControlContainerPage(ViewUserControl userControl)
{
Controls.Add(userControl);
}
/// <summary>
/// Appends the current request's query string and form values to the object's values as a <see cref="RouteValueDictionary"/>.
/// </summary>
/// <param name="userControl"></param>
/// <param name="routeValues"></param>
/// <param name="excludeProperties"></param>
/// <returns></returns>
public static RouteValueDictionary MergeRequestValues(this ViewUserControl userControl, object routeValues, params string[] excludeProperties)
{
return(RouteValueHelper.MergeRequestValues(routeValues, userControl.Request, excludeProperties));
}
/// <summary>
/// Appends the current request's query string values to the object's values as a <see cref="RouteValueDictionary"/>.
/// </summary>
/// <param name="userControl">Current user control.</param>
/// <param name="routeValues">Object values to which the query string values will be combined.</param>
/// <param name="excludeProperties">List of properties to exclude from combining.</param>
/// <returns></returns>
public static RouteValueDictionary MergeQSValues(this ViewUserControl userControl, object routeValues, params string[] excludeProperties)
{
return(RouteValueHelper.Combine(routeValues, excludeProperties, userControl.Request.QueryString));
}
public static string GetReturnUrl(this ViewUserControl pg)
{
return(GetReturnUrl(pg.Page as ViewPage));
}
public static string SiteRoot(this ViewUserControl pg)
{
var vpage = pg.Page as ViewPage;
return(SiteRoot(vpage.ViewContext.HttpContext));
}
public static string GetReturnUrl(this ViewUserControl pg)
{
return(GetReturnUrl(pg.ViewContext.HttpContext));
}
