Hence, the cells stores the numeric IDs of the suppliers. In the above example, SupplierID is applied as ValueMember. The stored values inside the cells belonging to this column corresponds to the ValueMember field that is specified. String text = (string)comboBoxColumn.GetLookupValue(value) ĭim comboBoxColumn As GridViewComboBoxColumn = Tr圜ast(Me.radGridView1.Columns("column"), GridViewComboBoxColumn)ĭim value As Object = Me.radGridView1.Rows(0).Cells("SupplierColumn").Valueĭim text As String = DirectCast(comboBoxColumn.GetLookupValue(value), String) GridViewComboBoxColumn comboBoxColumn = as GridViewComboBoxColumn The displayed text in a cell can be retrieved by calling the GetLookupValue on the GridViewComboBoxColumn. To do this, you should set the FieldName of the GridViewComboBoxColumn to be the same as the name of the existing column. If you want to set initial values, you should match the GridViewComboBoxColumn to a column which has appropriate values in it. SupplierColumn.DisplayMember = "ContactName" SupplierColumn.ValueMember = "SupplierID" SupplierColumn.DataSource = Me.SuppliersBindingSource (supplierColumn) ĭim supplierColumn As GridViewComboBoxColumn = New GridViewComboBoxColumn SupplierColumn.DataSource = this.suppliersBindingSource GridViewComboBoxColumn supplierColumn = new GridViewComboBoxColumn() Returns the look-up value for the specified cell value.
The useful methods for GridViewComboBoxColumn are: Method However, if you need to perform the sorting according to the DisplayMember instead, you should set the DisplayMemberSort property of the column. Gets a value indicating whether this column has look-up value.īy default, when sorting is executed on GridViewComboBoxColumn it is sorted according to its ValueMember setting. Gets or sets a value specifying the style of the RadDropDownListEditor. Specifies the mode for the automatic completion feature used in the RadDropDownListEditor. Gets a value that indicates the SelectedIndex will be synchronized with text in Editable area. Setting it to true will sort by DisplayMember, otherwise the sorting will be executed according to the ValueMember. This property will determine whether the column will be sorted by the column's DisplayMember or ValueMember. It has two values and determine whether the column will be filtered according to the DisplayMember or the ValueMember. Other important properties for GridViewComboBoxColumn are: Property Values will display in the column only if the value in FieldName is within the range of values provided by the ValueMember field values.
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Set the ValueMember property to the column of the DataSource that should be used to update the cell within the grid represented by the FieldName property. Set the DisplayMember property to the column of the DataSource that should be displayed in the drop down list.
Set the DataSource property to the data source that contains possible values to choose from. This column type is typically used to provide a lookup into some set of relatively static values. GridViewComboBoxColumn displays a set of predefined text values in a drop down list.
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