1. Update the expanded items in radgrid (if one item is expanded and the data is changed, update and display is required)
Foreach (griddataitem item in radgrid1.mastertableview. Items)
{
If (item. Expanded)
{
Item. Expanded = false;
Item. firecommandevent (radgrid. expandcollapsecommandname, new eventargs ());
Item. Expanded = true;
}
}
2. radgrid template column sorting
Telerik: gridtemplatecolumn uniquename = "namecommandcolumn" datafield = "namecommandcolumn" headertext = "namecommandcolumn"
Sortexpression = "namecommandcolumn" allowfiltering = "false"
Itemstyle-width = "150" headerstyle-width = "150" showsorticon = "true">
<Headertemplate> name
<Itemtemplate>
<Asp: hyperlink id = "hlnkcontactname" runat = "server"> </ASP: hyperlink>
<Asp: Label id = "lblcontactname" runat = "server"> </ASP: Label>
</Itemtemplate>
</Telerik: gridtemplatecolumn>