145 lines
4 KiB
C#
145 lines
4 KiB
C#
/*
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* Copyright (c) 2019 ETH Zürich, Educational Development and Technology (LET)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using System;
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using System.Collections.Generic;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using FontAwesome.WPF;
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using SafeExamBrowser.SystemComponents.Contracts;
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using SafeExamBrowser.UserInterface.Contracts.Shell;
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using SafeExamBrowser.UserInterface.Contracts.Shell.Events;
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using SafeExamBrowser.UserInterface.Shared.Utilities;
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namespace SafeExamBrowser.UserInterface.Mobile.Controls
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{
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public partial class TaskbarWirelessNetworkControl : UserControl, ISystemWirelessNetworkControl
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{
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public bool HasWirelessNetworkAdapter
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{
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set
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{
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Dispatcher.InvokeAsync(() =>
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{
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Button.IsEnabled = value;
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NoAdapterIcon.Visibility = value ? Visibility.Collapsed : Visibility.Visible;
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});
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}
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}
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public bool IsConnecting
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{
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set
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{
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Dispatcher.Invoke(() =>
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{
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LoadingIcon.Visibility = value ? Visibility.Visible : Visibility.Collapsed;
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SignalStrengthIcon.Visibility = value ? Visibility.Collapsed : Visibility.Visible;
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NetworkStatusIcon.Visibility = value ? Visibility.Collapsed : Visibility.Visible;
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});
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}
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}
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public WirelessNetworkStatus NetworkStatus
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{
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set
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{
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Dispatcher.InvokeAsync(() =>
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{
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var icon = value == WirelessNetworkStatus.Connected ? FontAwesomeIcon.Check : FontAwesomeIcon.Close;
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var brush = value == WirelessNetworkStatus.Connected ? Brushes.Green : Brushes.Orange;
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if (value == WirelessNetworkStatus.Disconnected)
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{
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SignalStrengthIcon.Child = GetIcon(0);
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}
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NetworkStatusIcon.Source = ImageAwesome.CreateImageSource(icon, brush);
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});
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}
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}
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public event WirelessNetworkSelectedEventHandler NetworkSelected;
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public TaskbarWirelessNetworkControl()
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{
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InitializeComponent();
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InitializeWirelessNetworkControl();
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}
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public void Close()
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{
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Popup.IsOpen = false;
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}
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public void SetInformation(string text)
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{
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Dispatcher.InvokeAsync(() => Button.ToolTip = text);
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}
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public void Update(IEnumerable<IWirelessNetwork> networks)
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{
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Dispatcher.InvokeAsync(() =>
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{
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NetworksStackPanel.Children.Clear();
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foreach (var network in networks)
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{
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var button = new TaskbarWirelessNetworkButton(network);
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var isCurrent = network.Status == WirelessNetworkStatus.Connected;
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button.IsCurrent = isCurrent;
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button.NetworkName = network.Name;
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button.SignalStrength = network.SignalStrength;
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button.NetworkSelected += (id) => NetworkSelected?.Invoke(id);
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if (isCurrent)
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{
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NetworkStatus = network.Status;
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SignalStrengthIcon.Child = GetIcon(network.SignalStrength);
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}
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NetworksStackPanel.Children.Add(button);
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}
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});
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}
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private void InitializeWirelessNetworkControl()
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{
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var originalBrush = Button.Background;
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SignalStrengthIcon.Child = GetIcon(0);
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Button.Click += (o, args) => Popup.IsOpen = !Popup.IsOpen;
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Button.MouseLeave += (o, args) => Task.Delay(250).ContinueWith(_ => Dispatcher.Invoke(() => Popup.IsOpen = Popup.IsMouseOver));
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Popup.MouseLeave += (o, args) => Task.Delay(250).ContinueWith(_ => Dispatcher.Invoke(() => Popup.IsOpen = IsMouseOver));
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Popup.Opened += (o, args) =>
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{
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Background = Brushes.LightGray;
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Button.Background = Brushes.LightGray;
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};
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Popup.Closed += (o, args) =>
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{
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Background = originalBrush;
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Button.Background = originalBrush;
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};
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}
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private UIElement GetIcon(int signalStrength)
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{
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var icon = signalStrength > 66 ? "100" : (signalStrength > 33 ? "66" : (signalStrength > 0 ? "33" : "0"));
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var uri = new Uri($"pack://application:,,,/SafeExamBrowser.UserInterface.Desktop;component/Images/WiFi_{icon}.xaml");
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var resource = new XamlIconResource(uri);
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return IconResourceLoader.Load(resource);
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}
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}
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}
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