QuickOPC User's Guide and Reference
Examples - User Interface - OPC A&E attribute dialog
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// This example shows how to let the user browse for an OPC Alarms&Events attribute.

using System.Windows.Forms;
using OpcLabs.EasyOpc.AlarmsAndEvents.Forms.Browsing;

namespace FormsDocExamples._AEAttributeDialog
{
    static class ShowDialog
    {
        public static void Main1(IWin32Window owner)
        {
            var attributeDialog = new AEAttributeDialog
            {
                ServerDescriptor = {ServerClass = "OPCLabs.KitEventServer.2"},
                CategoryId = 0x00EC0001
            };

            DialogResult dialogResult = attributeDialog.ShowDialog(owner);
            if (dialogResult != DialogResult.OK)
                return;

            // Display results
            MessageBox.Show(owner, $"AttributeElement: {attributeDialog.AttributeElement}");
        }
    }
}

 

See Also

Conceptual