linphone-tutorials/uwp/cs/07_AdvancedChat/Controls/GroupChatDisplay.xaml.cs
2021-09-13 15:50:58 +02:00

126 lines
4.0 KiB
C#

/*
* Copyright (c) 2010-2020 Belledonne Communications SARL.
*
* This file is part of Linphone TutorialCS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using _07_AdvancedChat.Service;
using _07_AdvancedChat.Shared;
using Linphone;
using System;
using System.Linq;
using Windows.UI.Xaml.Controls;
namespace _07_AdvancedChat.Controls
{
public sealed partial class GroupChatDisplay : UserControl
{
private CoreService CoreService { get; } = CoreService.Instance;
private readonly ChatRoom ChatRoom;
public GroupChatDisplay(ChatRoom chatRoom)
{
this.InitializeComponent();
ChatRoom = chatRoom;
}
private void GroupChatDisplay_Loaded(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
UpdateList();
UpdateGuiFromAdminState();
ChatRoom.Listener.OnParticipantAdded += OnParticipantListUpdate;
ChatRoom.Listener.OnParticipantRemoved += OnParticipantListUpdate;
ChatRoom.Listener.OnParticipantAdminStatusChanged += OnParticipantAdminStatusChanged;
}
private void GroupChatDisplay_Unloaded(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
ChatRoom.Listener.OnParticipantAdded -= OnParticipantListUpdate;
ChatRoom.Listener.OnParticipantRemoved -= OnParticipantListUpdate;
ChatRoom.Listener.OnParticipantAdminStatusChanged -= OnParticipantAdminStatusChanged;
}
private void OnParticipantAdminStatusChanged(ChatRoom chatRoom, EventLog eventLog)
{
UpdateList();
UpdateGuiFromAdminState();
}
private void UpdateGuiFromAdminState()
{
AddParticipant.IsEnabled = ChatRoom.Me.IsAdmin;
foreach (var control in GroupChatDisplayGrid.Children.OfType<Control>())
{
control.IsEnabled = ChatRoom.Me.IsAdmin;
}
}
private void OnParticipantListUpdate(ChatRoom chatRoom, EventLog eventLog) => UpdateList();
private void UpdateList()
{
ParticipantsLV.Items.Clear();
foreach (Participant participant in ChatRoom.Participants)
{
if (participant.Address != null && !String.IsNullOrWhiteSpace(participant.Address.Username))
{
ParticipantsLV.Items.Add(participant);
}
}
}
private void Remove_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
Participant participantToRemove = (Participant)((Button)sender).Tag;
ChatRoom.RemoveParticipant(participantToRemove);
}
private async void AddParticipant_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
string peerSipAddress = await Utils.InputTextDialogAsync("Enter peer sip address");
Address address = CoreService.Core.InterpretUrl(peerSipAddress);
if (address != null)
{
ChatRoom.AddParticipant(address);
}
else
{
ContentDialog badAddressDialog = new ContentDialog
{
Title = "Adding participant failed",
Content = "An error occurred during address interpretation, check sip address validity and try again.",
CloseButtonText = "OK"
};
await badAddressDialog.ShowAsync();
}
}
private void AdminSwitch_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
Participant participantToUpgrade = (Participant)((Button)sender).Tag;
ChatRoom.SetParticipantAdminStatus(participantToUpgrade, !participantToUpgrade.IsAdmin);
}
private async void RenameGroupChat_Click(object sender, Windows.UI.Xaml.RoutedEventArgs e)
{
string newName = await Utils.InputTextDialogAsync("Enter new name for group");
ChatRoom.Subject = newName;
}
}
}