/// <summary>
/// Initializes to the default values.
/// </summary>
/// <param name="data">The data that needs to be rendered..</param>
private void InitializeToDefaults(FlexiGridSettings <T> data)
{
// If GridId is not specified, set a default value
this._gridId = string.IsNullOrEmpty(data.GridId)
? string.Format("FlexiGrid_{0}", _gridIndex++)
: data.GridId;
}
/// <summary>
/// Renders the specified data.
/// </summary>
/// <param name="data">The data that needs to be rendered..</param>
/// <returns>Rendered output as string.</returns>
public string Render(FlexiGridSettings <T> data)
{
this.InitializeToDefaults(data);
using (var sw = new StringWriter())
{
using (var htmlWriter = new HtmlTextWriter(sw))
{
// Create a hidden table element
htmlWriter.AddStyleAttribute(HtmlTextWriterStyle.Display, "none");
htmlWriter.AddAttribute(HtmlTextWriterAttribute.Id, this._gridId);
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Table);
htmlWriter.RenderEndTag();
// Create the javascript tag.
htmlWriter.AddAttribute(HtmlTextWriterAttribute.Type, @"text/javascript");
htmlWriter.RenderBeginTag(HtmlTextWriterTag.Script);
htmlWriter.Write(this.CreateTheFlexiGridJQueryMethodCall(data));
htmlWriter.RenderEndTag();
}
return(sw.ToString());
}
}
/// <summary>
/// Creates the FlexiGrid JQuery method call.
/// </summary>
/// <param name="data">The data that needs to be rendered..</param>
/// <returns>Formatted JQuery method call.</returns>
private string CreateTheFlexiGridJQueryMethodCall(FlexiGridSettings <T> data)
{
var sb = new StringBuilder();
sb.AppendFormat(@"$(""#{0}"").flexigrid({{", this._gridId).AppendLine();
if (!string.IsNullOrEmpty(data.ActionUrl))
{
sb.AppendFormat("url:'{0}',", data.ActionUrl).AppendLine();
}
sb.AppendFormat("dataType:'{0}',", data.GridDataType.GetDescription()).AppendLine();
sb.AppendLine("colModel:[");
int count = 0;
int totalCount = data.GridColumns.Count;
foreach (FlexiGridColumn <T> column in data.GridColumns)
{
count++;
sb.AppendFormat("{{ display: '{0}', name: '{1}', width: {2}, sortable: {3}, align: '{4}' }}"
, column.ColumnSettings.ColumnTitle
, column.FieldName
, column.ColumnSettings.ColumnWidth
, column.ColumnSettings.ColumnSortable.ToString().ToLower()
, column.ColumnSettings.ColumnAlignment.GetDescription());
if (count < totalCount)
{
sb.AppendLine(",");
}
}
sb.AppendLine();
sb.AppendLine("],");
sb.AppendLine("searchitems:[");
count = 0;
totalCount = data.GridColumns.Count;
foreach (FlexiGridColumn <T> column in data.GridColumns)
{
count++;
sb.AppendFormat("{{ display: '{0}', name: '{1}' }}", column.ColumnSettings.ColumnTitle, column.FieldName);
if (count < totalCount)
{
sb.AppendLine(",");
}
}
sb.AppendLine();
sb.AppendLine("],");
if (!string.IsNullOrEmpty(data.DefaultSortField))
{
sb.AppendFormat(@"sortname:""{0}"",", data.DefaultSortField).AppendLine();
sb.AppendFormat(@"sortorder:""{0}""", data.DefaultSortOrder.GetDescription()).AppendLine();
}
if (data.EnablePager)
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"usepager:{0}", data.EnablePager.ToString().ToLower());
}
if (!string.IsNullOrEmpty(data.GridTitle))
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"title:'{0}'", data.GridTitle);
}
if (data.EnableRecordsPerPage)
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"useRp:{0}", data.EnableRecordsPerPage.ToString().ToLower());
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"rp:{0}", data.RecordsPerPage);
}
if (data.EnableTableToggleButton)
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"showTableToggleBtn: {0}", data.EnableTableToggleButton.ToString().ToLower());
}
if (data.GridWidth > 0)
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"width:{0}", data.GridWidth);
}
if (data.GridWidth > 0)
{
sb.AppendFormat(",{0}", Environment.NewLine);
sb.AppendFormat(@"height:{0}", data.GridHeight);
sb.AppendLine();
}
sb.AppendLine("}").AppendLine(");").AppendLine();
return(sb.ToString());
}
