@@ -15,10 +15,12 @@ public class ColDef
1515 public bool Sortable { get ; set ; }
1616 public Type Type { get ; set ; }
1717 public bool Searchable { get ; set ; }
18+ public SortDirection SortDirection { get ; set ; }
19+ public string MRenderFunction { get ; set ; }
1820
19- public static ColDef Create ( string name , string p1 , Type propertyType , bool visible = true , bool sortable = true )
21+ public static ColDef Create ( string name , string p1 , Type propertyType , bool visible = true , bool sortable = true , SortDirection sortDirection = SortDirection . None , string mRenderFunction = null )
2022 {
21- return new ColDef ( ) { Name = name , DisplayName = p1 , Type = propertyType , Visible = visible , Sortable = sortable } ;
23+ return new ColDef ( ) { Name = name , DisplayName = p1 , Type = propertyType , Visible = visible , Sortable = sortable , SortDirection = sortDirection , MRenderFunction = mRenderFunction } ;
2224 }
2325 }
2426 public class DataTableConfigVm
@@ -107,6 +109,14 @@ public string Dom
107109 }
108110 }
109111
112+ public string ColumnSortingString
113+ {
114+ get
115+ {
116+ return convertColumnSortingToJson ( Columns ) ;
117+ }
118+ }
119+
110120 public bool ShowPageSizes { get ; set ; }
111121
112122 public bool StateSave { get ; set ; }
@@ -244,6 +254,7 @@ private static string convertColumnDefsToJson(IEnumerable<ColDef> columns)
244254 var nonSortableColumns = columns . Select ( ( x , idx ) => x . Sortable ? - 1 : idx ) . Where ( x => x > - 1 ) . ToArray ( ) ;
245255 var nonVisibleColumns = columns . Select ( ( x , idx ) => x . Visible ? - 1 : idx ) . Where ( x => x > - 1 ) . ToArray ( ) ;
246256 var nonSearchableColumns = columns . Select ( ( x , idx ) => x . Searchable ? - 1 : idx ) . Where ( x => x > - 1 ) . ToArray ( ) ;
257+ var mRenderColumns = columns . Select ( ( x , idx ) => string . IsNullOrEmpty ( x . MRenderFunction ) ? new { x . MRenderFunction , Index = - 1 } : new { x . MRenderFunction , Index = idx } ) . Where ( x => x . Index > - 1 ) . ToArray ( ) ;
247258
248259 var defs = new List < dynamic > ( ) ;
249260
@@ -253,9 +264,24 @@ private static string convertColumnDefsToJson(IEnumerable<ColDef> columns)
253264 defs . Add ( new { bVisible = false , aTargets = nonVisibleColumns } ) ;
254265 if ( nonSearchableColumns . Any ( ) )
255266 defs . Add ( new { bSearchable = false , aTargets = nonSearchableColumns } ) ;
267+ if ( mRenderColumns . Any ( ) )
268+ foreach ( var mRenderColumn in mRenderColumns )
269+ {
270+ defs . Add ( new { mRender = "%" + mRenderColumn . MRenderFunction + "%" , aTargets = new [ ] { mRenderColumn . Index } } ) ;
271+ }
272+
273+ if ( defs . Count > 0 )
274+ return new JavaScriptSerializer ( ) . Serialize ( defs ) . Replace ( "\" %" , "" ) . Replace ( "%\" " , "" ) ;
275+
276+ return "[]" ;
277+ }
278+
279+ private static string convertColumnSortingToJson ( IEnumerable < ColDef > columns )
280+ {
281+ var sortList = columns . Select ( ( c , idx ) => c . SortDirection == SortDirection . None ? new dynamic [ ] { - 1 , "" } : ( c . SortDirection == SortDirection . Ascending ? new dynamic [ ] { idx , "asc" } : new dynamic [ ] { idx , "desc" } ) ) . Where ( x => x [ 0 ] > - 1 ) . ToArray ( ) ;
256282
257- if ( defs . Count > 0 )
258- return new JavaScriptSerializer ( ) . Serialize ( defs ) ;
283+ if ( sortList . Length > 0 )
284+ return new JavaScriptSerializer ( ) . Serialize ( sortList ) ;
259285
260286 return "[]" ;
261287 }
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