//******************************************************************************************************//  InternalSubscriptionUserControl.xaml.cs - Gbtc////  Copyright © 2010, Grid Protection Alliance.  All Rights Reserved.////  Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See//  the NOTICE file distributed with this work for additional information regarding copyright ownership.//  The GPA licenses this file to you under the MIT License (MIT), the "License"; you may//  not use this file except in compliance with the License. You may obtain a copy of the License at:////      http://www.opensource.org/licenses/MIT////  Unless agreed to in writing, the subject software distributed under the License is distributed on an//  "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the//  License for the specific language governing permissions and limitations.////  Code Modification History://  ----------------------------------------------------------------------------------------------------//  08/23/2013 - Stephen C. Wills//       Generated original version of source code.////****************************************************************************************************** using System.Text.RegularExpressions;using GSF.TimeSeries.Transport.UI.ViewModels;using System.Windows;using System.Windows.Controls;using System.Windows.Input;using GSF.ComponentModel.DataAnnotations; namespace GSF.TimeSeries.Transport.UI.UserControls{    /// <summary>    /// Interaction logic for InternalSubscriptionUserControl.xaml    /// </summary>    public partial class InternalSubscriptionUserControl    {        #region [ Members ]         // Fields        private bool m_defaultsInitialized;         #endregion         #region [ Constructors ]         /// <summary>        /// Creates a new <see cref="InternalSubscriptionUserControl"/>.        /// </summary>        public InternalSubscriptionUserControl() => InitializeComponent();         #endregion         #region [ Properties ]         private SubscriberRequestViewModel ViewModel => Resources["ViewModel"] as SubscriberRequestViewModel;         #endregion         #region [ Methods ]         private void InternalSubscriptionUserControl_Unloaded(object sender, RoutedEventArgs e)        {            SubscriberRequestViewModel model = ViewModel;            model?.Dispose();        }         private void EnableDataGapRecovery_Checked(object sender, RoutedEventArgs e)        {            if (!m_defaultsInitialized && EnableDataGapRecovery.IsChecked.GetValueOrDefault())            {                SubscriberRequestViewModel model = ViewModel;                 if ((object)model != null)                    model.InitializeDefaultInternalSubscriptionSettings();                 m_defaultsInitialized = true;            }        }         private void Acronym_TextChanged(object sender, TextChangedEventArgs e)        {            if (!(SourcePrefix?.Content is null))                SourcePrefix.Content = $"Use Source Prefix: \"{Acronym?.Text}!\"";        }         private void STTP_Checked(object sender, RoutedEventArgs e)        {            openPDCPort.Content = "7165";            openHistorianPort.Content = "7175";            SIEGatePort.Content = "7170";            openMICPort.Content = "7195";            HostNameNote.Visibility = Visibility.Visible;             SubscriberRequestViewModel model = ViewModel;             if ((object)model != null)                model.PublisherPort = 7165;        }         private void GEP_Checked(object sender, RoutedEventArgs e)        {            openPDCPort.Content = "6165";            openHistorianPort.Content = "6175";            SIEGatePort.Content = "6170";            openMICPort.Content = "6195";            HostNameNote.Visibility = Visibility.Hidden;             SubscriberRequestViewModel model = ViewModel;             if ((object)model != null)                model.PublisherPort = 6165;        }         private void Acronym_PreviewTextInput(object sender, TextCompositionEventArgs e) => e.Handled = !ValidAcronym(((TextBox)sender).Text + e.Text);         private void PortRange_PreviewTextInput(object sender, TextCompositionEventArgs e) => e.Handled = !InRange(((TextBox)sender).Text + e.Text, ushort.MinValue, ushort.MaxValue);         private void PositiveInt_PreviewTextInput(object sender, TextCompositionEventArgs e) => e.Handled = !IsPositiveInt(e.Text);         private void PositiveFloat_PreviewTextInput(object sender, TextCompositionEventArgs e) => e.Handled = !IsPositiveFloat(e.Text);         #endregion         #region [ Static ]         // Static Fields        private static readonly Regex s_acronymValidator = new Regex($"[a-z{AcronymValidationAttribute.ValidationPattern.Substring(2)}");        private static readonly Regex s_positiveFloat = new Regex("[0-9.]+");        private static readonly Regex s_positiveInt = new Regex("[0-9]+");         // Static Methods         private static bool ValidAcronym(string text) => s_acronymValidator.IsMatch(text);         private static bool IsPositiveFloat(string text) => s_positiveFloat.IsMatch(text);         private static bool IsPositiveInt(string text) => s_positiveInt.IsMatch(text);         private static bool InRange(string text, int low, int high)        {            if (int.TryParse(text, out int value))                return value > low && value < high;             return false;        }         #endregion    }}