public override async Task ProcessAsync(TagHelperContext tagContext, TagHelperOutput output)
{
if (Context == null)
{
throw new Exception("The NccGridContext is null... Please check the reference.");
}
_nccTagContext.CssClassGrid = CssClassTable;
_nccTagContext.CssClassBody = CssClassBody;
_nccTagContext.CssClassHeader = CssClassHeader;
_nccTagContext.CssClassFooter = CssClassFooter;
_nccTagContext.CssClassHeaderContainer = CssClassHeaderContainer;
_nccTagContext.CssClassTableContainer = CssClassTableContainer;
_nccTagContext.CssClassFooterContainer = CssClassFooterContainer;
if (!string.IsNullOrEmpty(DataKeys) && DataKeys != Context.DataKeys)
{
Context.DataKeys = DataKeys;
}
if (RenderForm.HasValue)
{
Context.RenderForm = RenderForm.Value;
}
if (AutoGenerateEditButton.HasValue)
{
Context.AutoGenerateEditButton = AutoGenerateEditButton.Value;
}
if (AllowPaging.HasValue)
{
Context.AllowPaging = AllowPaging.Value;
}
if (Context.AllowPaging)
{
if (PagerNavigationSize.HasValue)
{
Context.PagerNavigationSize = PagerNavigationSize.Value;
}
if (Context.Filters.ContainsKey("pageSize"))
{
Context.PageSize = Convert.ToInt32(Context.Filters["pageSize"]);
}
else if (PageSize.HasValue)
{
Context.PageSize = PageSize.Value;
}
if (Context.PageSize == 0 || Context.PageSize == int.MaxValue)
{
Context.PageSize = 10;
}
}
else
{
Context.PageSize = int.MaxValue;
}
if (Context.Filters.ContainsKey("pageNumber"))
{
Context.PageNumber = Convert.ToInt32(Context.Filters["pageNumber"]);
}
object service = null;
if (!string.IsNullOrEmpty(Context.EventHandlerClass))
{
service = NccReflectionService.NccGetClassInstance(Context.EventHandlerClass, null);
}
service?.NccInvokeMethod(NccEventsEnum.Load.ToString(), new object[] { new NccEventArgs {
NccTagContext = _nccTagContext, NccControlContext = Context, ViewContext = ViewContext
} });
//Get grid id and share it with siblings parents
if (string.IsNullOrEmpty(Context.Id))
{
Context.Id = Guid.NewGuid().ToString();
}
output.TagName = "div";
output.Attributes.SetAttribute("id", Context.Id);
output.Attributes.SetAttribute("style", "position:relative");
if (Context.Visible)
{
tagContext.Items.Add(typeof(NccGridContext), Context);
if (Context.RenderForm)
{
var form = new TagBuilder("form")
{
TagRenderMode = TagRenderMode.StartTag
};
output.PreContent.AppendHtml(form);
}
NccActionsService.ExtraParameters <NccGridContext> setExtraParameters = GridService.GetExtraParameters;
NccActionsService.DataResult <NccGridContext> setDataResult = GridService.SetDataResult;
NccControlsService.BindData(Context, ViewContext.HttpContext, setExtraParameters, setDataResult);
service?.NccInvokeMethod(NccEventsEnum.DataBound.ToString(), new object[] { new NccEventArgs {
NccControlContext = Context, ViewContext = ViewContext, DataObjects = Context.DataObjects
} });
_nccTagContext.GridHeader = new GridRow {
Cells = new List <GridCell>(), CssClass = CssClassHeader
};
await output.GetChildContentAsync();
var tableContainerDiv = new TagBuilder("div");
if (!string.IsNullOrEmpty(_nccTagContext.CssClassTableContainer))
{
tableContainerDiv.Attributes.Add("class", _nccTagContext.CssClassTableContainer);
}
tableContainerDiv.InnerHtml.AppendHtml(GridService.BuildTableHtml(_nccTagContext, Context));
output.Content.SetHtmlContent(tableContainerDiv);
if (Context.AllowPaging)
{
output.Content.AppendHtml(GridService.BuildTablePager(_nccTagContext, Context));
}
output.PreContent.AppendHtml(_nccTagContext.PreContent);
output.PostContent.AppendHtml(_nccTagContext.PostContent);
if (Context.RenderForm)
{
var antiforgeryTag = Generator.GenerateAntiforgery(ViewContext);
if (antiforgeryTag != null)
{
output.PostContent.AppendHtml(antiforgeryTag);
}
output.PostContent.AppendHtml(new TagBuilder("form")
{
TagRenderMode = TagRenderMode.EndTag
});
}
}
service?.NccInvokeMethod(NccEventsEnum.PreRender.ToString(), new object[] { new NccEventArgs {
NccTagContext = _nccTagContext, NccControlContext = Context, ViewContext = ViewContext
} });
_nccTagContext.ControlContext = Context;
output.PostContent.AppendHtml(NccControlsService.GetEncodedContext(_protector, Context.Id, Context));
output.PostContent.AppendHtml(NccControlsService.GetAjaxLoaderOverlay());
output.PostContent.AppendHtml(NccControlsService.GetAjaxLoaderImage());
}
