44 lines
1.4 KiB
C#
44 lines
1.4 KiB
C#
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using Linphone;
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using System;
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using System.Linq;
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using Windows.UI.Xaml.Data;
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namespace _06_GroupChat.Shared
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{
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public class ChatRoomToStringConverter : IValueConverter
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{
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object IValueConverter.Convert(object value, Type targetType, object parameter, string language)
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{
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// We use this converter to choose how to display the ChatRoom in the list.
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ChatRoom chatRoom = (ChatRoom)value;
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string nameInList = null;
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if (chatRoom.HasCapability((int)ChatRoomCapabilities.Basic))
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{
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// For a basic ChatRoom we chose to display the peer Username
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nameInList = chatRoom.PeerAddress.Username;
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}
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else if (chatRoom.HasCapability((int)ChatRoomCapabilities.OneToOne))
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{
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// If the ChatRoom is a OneToOne conference (we will speak more about those in further steps)
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nameInList = chatRoom.Participants.FirstOrDefault() == null ? "" : chatRoom.Participants.First().Address.Username;
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}
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else if (chatRoom.HasCapability((int)ChatRoomCapabilities.Conference))
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{
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// The subject for a conference
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nameInList = chatRoom.Subject;
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}
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if (String.IsNullOrEmpty(nameInList))
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{
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nameInList = "Incoherent ChatRoom values";
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}
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return nameInList;
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}
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object IValueConverter.ConvertBack(object value, Type targetType, object parameter, string language)
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{
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throw new NotImplementedException();
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}
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}
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}
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