CustomFunctionUI.WatermarkFunctionUIForm.watermarkImageBtn_Click C# (CSharp) Method

        private void watermarkImageBtn_Click(object sender, EventArgs e)
        {
            watermarkImageDlg.ShowDialog();
            if (watermarkImageDlg.FileName != "")
            {
                watermarkImageTxtbox.Text = watermarkImageDlg.FileName;
                myDirtyFlag = true;
            }
        }