public static string LazyRender(List <IRenderTask> task, RenderContext context)
{
List <RenderResult> result = new List <RenderResult>();
foreach (var item in task)
{
if (item.ClearBefore)
{
result.Add(new RenderResult()
{
ClearBefore = true
});
}
item.AppendResult(context, result);
}
StringBuilder sb = new StringBuilder();
foreach (var item in result)
{
if (item.ClearBefore)
{
string currentvalue = sb.ToString();
sb.Clear();
context.AddPlaceHolderContent("", currentvalue);
}
else
{
sb.Append(item.Value);
}
}
return(sb.ToString());
}
public static string Render(this List <IRenderTask> task, RenderContext context)
{
StringBuilder sb = new StringBuilder();
foreach (var item in task)
{
if (item.ClearBefore)
{
string currentvalue = sb.ToString();
sb.Clear();
context.AddPlaceHolderContent("", currentvalue);
}
sb.Append(item.Render(context));
}
return(sb.ToString());
}
public static string Render(this List <IRenderTask> task, RenderContext context)
{
StringBuilder sb = new StringBuilder();
IRenderTask headertask = null;
int headerpos = 0;
foreach (var item in task)
{
if (item.ClearBefore)
{
if (headertask != null)
{
var header = headertask.Render(context);
sb.Insert(headerpos, header);
headertask = null;
headerpos = 0;
}
string currentvalue = sb.ToString();
sb.Clear();
context.AddPlaceHolderContent("", currentvalue);
}
if (item is HeaderRenderTask)
{
headertask = item;
headerpos = sb.Length;
}
else
{
sb.Append(item.Render(context));
}
}
if (headertask != null)
{
var header = headertask.Render(context);
sb.Insert(headerpos, header);
}
return(sb.ToString());
}