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 control so we can use the text selection related ' properties. Me.UltraTextEditor1.Focus() Me.UltraTextEditor1.Text = "[Selected Text]" ' Set the start of the selection to the second character Me.UltraTextEditor1.SelectionStart = 1 ' Set the length of the selection to the value of the TextLength ' property minus 2, which will result in all of the text inside the square ' brackets being selected Me.UltraTextEditor1.SelectionLength = Me.UltraTextEditor1.TextLength - 2 ' Set the SelectedText property, which will result in the currently ' selected text being replaced with the value of the SelectedText ' property. Me.UltraTextEditor1.SelectedText = "Changed" ' Set the SelectionLength property to 0, which will result ' in all of the text becoming deselected. Me.UltraTextEditor1.SelectionLength = 0 ' Set the ReadOnly property to true so the text cannot be changed Me.UltraTextEditor1.ReadOnly = True 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 control so we can use the text selection related // properties. this.ultraTextEditor1.Focus(); this.ultraTextEditor1.Text = "[Selected Text]"; // Set the start of the selection to the second character this.ultraTextEditor1.SelectionStart = 1; // Set the length of the selection to the value of the TextLength // property minus 2, which will result in all of the text inside the square // brackets being selected this.ultraTextEditor1.SelectionLength = this.ultraTextEditor1.TextLength - 2; // Set the SelectedText property, which will result in the currently // selected text being replaced with the value of the SelectedText // property. this.ultraTextEditor1.SelectedText = "Changed"; // Set the SelectionLength property to 0, which will result // in all of the text becoming deselected. this.ultraTextEditor1.SelectionLength = 0; // Set the ReadOnly property to true so the text cannot be changed this.UltraTextEditor1.ReadOnly = true; }
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