The value of the ColumnWidth property determines the width of each column. Set the HorizontalScrollbar property to true to display a horizontal scroll bar that enables the user to scroll to columns that are not currently shown in the visible region of the ListBox. It should be dynamically updated on the client side on the event SelectionChanged of the ASPxGridView. The user can place a check mark by one or more items and the checked items can be navigated with the CheckedListBox.CheckedItemCollection and CheckedListBox.CheckedIndexCollection. The gridview can contain hundreds of items so I want to show a dynamically updated summary of selected items in e.g. C Checked ListBox Control The CheckedListBox control gives you all the capability of a list box and also allows you to display a check mark next to the items in the list box. The user can use the keyboard to navigate to columns that are not currently visible. I use DevExpress ASPxGridview 9.1 with selection enabled. Me.ClientSize = New (292, 273)Ī multicolumn ListBox places items into as many columns as are needed to make vertical scrolling unnecessary. using System Īpplication.SetCompatibleTextRenderingDefault(false) The following code example demonstrates a simple two-column ListBox. ![]() A multicolumn ListBox cannot have a variable-sized height.
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