New to Telerik UI for ASP.NET Core? Download free 30-day trial

DataSourceTreeListModelDescriptorFactory

Methods

ParentId(System.Linq.Expressions.Expression)

Specify the member used for the parentId field.

Parameters

expression - System.Linq.Expressions.Expression<Func>

Member access expression which describes the member

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.ParentId(x => x.ParentId);
                        })
                    )
                )

ParentId(System.String)

Specify the member used for the parentId field.

Parameters

memberName - System.String

The member name.

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.ParentId("ParentId");
                        })
                    )
                )

Expanded(System.Linq.Expressions.Expression)

Specify the member used for the expanded field.

Parameters

expression - System.Linq.Expressions.Expression<Func>

Member access expression which describes the member

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Expanded(x=>x.OrderID);
                        })
                    )
                )

Expanded(System.String)

Specify the member used for the expanded field.

Parameters

memberName - System.String

The member name.

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Expanded<string>("OrderID");
                        })
                    )
                )

Expanded(System.Boolean)

Specify the default value of the expanded field.

Parameters

defaultValue - System.Boolean

True/False.

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Expanded(true);
                        })
                    )
                )

Id(System.String)

Specify the member used to identify an unique Model instance.

Parameters

fieldName - System.String

The member name.

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Id("OrderID");
                        })
                    )
                )

Id(System.Linq.Expressions.Expression)

Specify the member used to identify an unique Model instance.

Parameters

expression - System.Linq.Expressions.Expression<Func>

Member access expression which describes the member

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Id(x => x.OrderID);
                        })
                    )
                )

Field(System.Linq.Expressions.Expression)

Describes a Model field

Parameters

expression - System.Linq.Expressions.Expression<Func>

Member access expression which describes the field

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Field(x=>x.OrderID);
                        })
                    )
                )

Field(System.String,System.Type)

Describes a Model field

Parameters

memberName - System.String

Field name

memberType - System.Type

Field type

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Field("OrderID", typeof(string));
                        })
                    )
                )

Field(System.String)

Describes a Model field

Parameters

memberName - System.String

Member name

Example


                @(Html.Kendo().TreeList<OrderViewModel>()
                    .Name("treelist")
                    .Columns(columns =>
                    {
                        columns.Add().Field(e => e.OrderID);
                    })
                    .DataSource(dataSource => dataSource
                        .Read(read => read.Action("All", "Orders"))
                        .Model(m => {
                            m.Field("OrderID");
                        })
                    )
                )

In this article
Not finding the help you need?