The Value property returns an object containing either a DateTime or Null if the value has been cleared.
The Value property may be bound to a database.
Imports Infragistics.Win Imports Infragistics.Win.UltraWinEditors Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click ' Set focus to the UltraDateTimeEditor Me.UltraDateTimeEditor1.Focus() ' Set the AlwaysInEditMode property to false Me.UltraDateTimeEditor1.AlwaysInEditMode = False ' Don't allow null values Me.UltraDateTimeEditor1.Nullable = False ' Set the DateTime property to the current date Me.UltraDateTimeEditor1.DateTime = DateTime.Today ' Use the text selection-related properties to clear the edit portion Me.UltraDateTimeEditor1.SelectionStart = 0 Me.UltraDateTimeEditor1.SelectionLength = Me.UltraDateTimeEditor1.Value.ToString().Length Me.UltraDateTimeEditor1.SelectedText = "" End Sub Private Sub UltraDateTimeEditor1_BeforeDropDown(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles UltraDateTimeEditor1.BeforeDropDown If (Not Me.UltraDateTimeEditor1.IsDateValid) Then e.Cancel = True MessageBox.Show("Please type a valid date.", "BeforeDropDown", MessageBoxButtons.OK) End If End Sub
using System.Diagnostics; using Infragistics.Win; using Infragistics.Win.UltraWinEditors; private void button1_Click(object sender, System.EventArgs e) { // Set focus to the UltraDateTimeEditor this.ultraDateTimeEditor1.Focus(); // Set the AlwaysInEditMode property to false this.ultraDateTimeEditor1.AlwaysInEditMode = false; // Don't allow null values this.ultraDateTimeEditor1.Nullable = false; // Set the DateTime property to the current date this.ultraDateTimeEditor1.DateTime = DateTime.Today; // Use the text selection-related properties to clear the edit portion this.ultraDateTimeEditor1.SelectionStart = 0; this.ultraDateTimeEditor1.SelectionLength = this.ultraDateTimeEditor1.Value.ToString().Length; this.ultraDateTimeEditor1.SelectedText = ""; } private void ultraDateTimeEditor1_BeforeDropDown(object sender, System.ComponentModel.CancelEventArgs e) { if ( ! this.ultraDateTimeEditor1.IsDateValid ) { e.Cancel = true; MessageBox.Show( "Please type a valid date.", "BeforeDropDown", MessageBoxButtons.OK ); } }
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2