507 lines
15 KiB
C#
507 lines
15 KiB
C#
using MediaBrowser.Common.Extensions;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Net;
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using MediaBrowser.UI.Controller;
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using MediaBrowser.UI.Controls;
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using System;
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using System.Linq;
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using System.Threading;
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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.Input;
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namespace MediaBrowser.UI
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{
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/// <summary>
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/// Interaction logic for MainWindow.xaml
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/// </summary>
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public partial class MainWindow : BaseWindow, IDisposable
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{
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/// <summary>
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/// Gets or sets the mouse idle timer.
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/// </summary>
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/// <value>The mouse idle timer.</value>
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private Timer MouseIdleTimer { get; set; }
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/// <summary>
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/// Gets or sets the backdrop timer.
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/// </summary>
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/// <value>The backdrop timer.</value>
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private Timer BackdropTimer { get; set; }
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/// <summary>
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/// Gets or sets the current backdrops.
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/// </summary>
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/// <value>The current backdrops.</value>
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private string[] CurrentBackdrops { get; set; }
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/// <summary>
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/// The _current backdrop index
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/// </summary>
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private int _currentBackdropIndex;
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/// <summary>
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/// Gets or sets the index of the current backdrop.
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/// </summary>
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/// <value>The index of the current backdrop.</value>
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public int CurrentBackdropIndex
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{
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get { return _currentBackdropIndex; }
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set
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{
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_currentBackdropIndex = value;
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OnPropertyChanged("CurrentBackdropIndex");
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Dispatcher.InvokeAsync(OnBackdropIndexChanged);
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}
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}
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/// <summary>
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/// The _is mouse idle
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/// </summary>
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private bool _isMouseIdle = true;
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/// <summary>
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/// Gets or sets a value indicating whether this instance is mouse idle.
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/// </summary>
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/// <value><c>true</c> if this instance is mouse idle; otherwise, <c>false</c>.</value>
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public bool IsMouseIdle
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{
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get { return _isMouseIdle; }
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set
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{
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_isMouseIdle = value;
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Dispatcher.InvokeAsync(() => Cursor = value ? Cursors.None : Cursors.Arrow);
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OnPropertyChanged("IsMouseIdle");
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}
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}
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private readonly ILogger _logger;
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/// <summary>
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/// Initializes a new instance of the <see cref="MainWindow" /> class.
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/// </summary>
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public MainWindow(ILogger logger)
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: base()
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{
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_logger = logger;
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InitializeComponent();
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}
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/// <summary>
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/// Called when [loaded].
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/// </summary>
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protected override void OnLoaded()
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{
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base.OnLoaded();
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DragBar.MouseDown += DragableGridMouseDown;
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DataContext = App.Instance;
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}
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/// <summary>
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/// Loads the initial UI.
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/// </summary>
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/// <returns>Task.</returns>
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internal Task LoadInitialUI()
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{
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return LoadInitialPage();
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}
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/// <summary>
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/// Called when [backdrop index changed].
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/// </summary>
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private async void OnBackdropIndexChanged()
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{
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var currentBackdropIndex = CurrentBackdropIndex;
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if (currentBackdropIndex == -1 )
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{
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// Setting this to null doesn't seem to clear out the content
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// Have to check it for null or get startup errors
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if (BackdropContainer.Content != null)
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{
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BackdropContainer.Content = new FrameworkElement();
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}
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return;
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}
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try
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{
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var bitmap = await App.Instance.GetRemoteBitmapAsync(CurrentBackdrops[currentBackdropIndex]);
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var img = new Image
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{
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Source = bitmap
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};
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img.SetResourceReference(StyleProperty, "BackdropImage");
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BackdropContainer.Content = img;
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}
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catch (HttpException)
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{
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if (currentBackdropIndex == 0)
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{
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BackdropContainer.Content = new FrameworkElement();
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}
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}
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}
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/// <summary>
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/// Loads the initial page.
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/// </summary>
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/// <returns>Task.</returns>
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private Task LoadInitialPage()
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{
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return App.Instance.LogoutUser();
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}
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/// <summary>
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/// Dragables the grid mouse down.
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/// </summary>
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/// <param name="sender">The sender.</param>
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/// <param name="e">The <see cref="MouseButtonEventArgs" /> instance containing the event data.</param>
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private void DragableGridMouseDown(object sender, MouseButtonEventArgs e)
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{
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if (e.ClickCount == 2)
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{
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WindowState = WindowState == WindowState.Maximized ? WindowState.Normal : WindowState.Maximized;
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}
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else if (e.LeftButton == MouseButtonState.Pressed)
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{
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DragMove();
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}
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}
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/// <summary>
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/// Gets the page frame.
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/// </summary>
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/// <value>The page frame.</value>
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private TransitionFrame PageFrame
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{
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get
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{
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// Finding the grid that is generated by the ControlTemplate of the Button
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return TreeHelper.FindChild<TransitionFrame>(PageContent, "PageFrame");
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}
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}
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/// <summary>
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/// Navigates the specified page.
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/// </summary>
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/// <param name="page">The page.</param>
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internal void Navigate(Page page)
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{
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_logger.Info("Navigating to " + page.GetType().Name);
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Dispatcher.InvokeAsync(() => PageFrame.NavigateWithTransition(page));
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}
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/// <summary>
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/// Sets the backdrop based on a BaseItemDto
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/// </summary>
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/// <param name="item">The item.</param>
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public void SetBackdrops(BaseItemDto item)
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{
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var urls = App.Instance.ApiClient.GetBackdropImageUrls(item, new ImageOptions
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{
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MaxWidth = Convert.ToInt32(SystemParameters.VirtualScreenWidth),
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MaxHeight = Convert.ToInt32(SystemParameters.VirtualScreenHeight)
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});
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SetBackdrops(urls);
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}
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/// <summary>
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/// Sets the backdrop based on a list of image files
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/// </summary>
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/// <param name="backdrops">The backdrops.</param>
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public void SetBackdrops(string[] backdrops)
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{
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// Don't reload the same backdrops
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if (CurrentBackdrops != null && backdrops.SequenceEqual(CurrentBackdrops))
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{
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return;
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}
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DisposeBackdropTimer();
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CurrentBackdrops = backdrops;
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if (backdrops == null || backdrops.Length == 0)
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{
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CurrentBackdropIndex = -1;
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// Setting this to null doesn't seem to clear out the content
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// Have to check it for null or get startup errors
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if (BackdropContainer.Content != null)
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{
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BackdropContainer.Content = new FrameworkElement();
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}
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return;
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}
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CurrentBackdropIndex = 0;
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// We only need the timer if there's more than one backdrop
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if (backdrops != null && backdrops.Length > 1)
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{
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BackdropTimer = new Timer(state =>
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{
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// Don't display backdrops during video playback
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if (UIKernel.Instance.PlaybackManager.ActivePlayers.Any(p => p.CurrentMedia.IsVideo))
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{
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return;
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}
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var index = CurrentBackdropIndex + 1;
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if (index >= backdrops.Length)
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{
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index = 0;
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}
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CurrentBackdropIndex = index;
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}, null, 5000, 5000);
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}
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}
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/// <summary>
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/// Disposes the backdrop timer.
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/// </summary>
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public void DisposeBackdropTimer()
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{
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if (BackdropTimer != null)
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{
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BackdropTimer.Dispose();
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}
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}
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/// <summary>
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/// Disposes the mouse idle timer.
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/// </summary>
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public void DisposeMouseIdleTimer()
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{
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if (MouseIdleTimer != null)
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{
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MouseIdleTimer.Dispose();
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}
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}
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/// <summary>
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/// Clears the backdrops.
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/// </summary>
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public void ClearBackdrops()
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{
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SetBackdrops(new string[] { });
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}
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/// <summary>
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/// Navigates the back.
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/// </summary>
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public void NavigateBack()
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{
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Dispatcher.InvokeAsync(() =>
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{
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if (PageFrame.NavigationService.CanGoBack)
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{
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PageFrame.GoBackWithTransition();
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}
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});
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}
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/// <summary>
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/// Navigates the forward.
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/// </summary>
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public void NavigateForward()
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{
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Dispatcher.InvokeAsync(() =>
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{
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if (PageFrame.NavigationService.CanGoForward)
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{
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PageFrame.GoForwardWithTransition();
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}
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});
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}
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/// <summary>
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/// Called when [browser back].
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/// </summary>
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protected override void OnBrowserBack()
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{
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base.OnBrowserBack();
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NavigateBack();
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}
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/// <summary>
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/// Called when [browser forward].
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/// </summary>
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protected override void OnBrowserForward()
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{
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base.OnBrowserForward();
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NavigateForward();
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}
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/// <summary>
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/// Shows the control bar then starts a timer to hide it
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/// </summary>
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private void StartMouseIdleTimer()
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{
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IsMouseIdle = false;
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const int duration = 4000;
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// Start the timer if it's null, otherwise reset it
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if (MouseIdleTimer == null)
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{
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MouseIdleTimer = new Timer(MouseIdleTimerCallback, null, duration, Timeout.Infinite);
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}
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else
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{
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MouseIdleTimer.Change(duration, Timeout.Infinite);
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}
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}
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/// <summary>
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/// This is the Timer callback method to hide the control bar
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/// </summary>
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/// <param name="stateInfo">The state info.</param>
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private void MouseIdleTimerCallback(object stateInfo)
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{
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IsMouseIdle = true;
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if (MouseIdleTimer != null)
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{
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MouseIdleTimer.Dispose();
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MouseIdleTimer = null;
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}
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}
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/// <summary>
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/// The _last mouse move point
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/// </summary>
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private Point _lastMouseMovePoint;
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/// <summary>
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/// Handles OnMouseMove to show the control box
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/// </summary>
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/// <param name="e">The <see cref="T:System.Windows.Input.MouseEventArgs" /> that contains the event data.</param>
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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// Store the last position for comparison purposes
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// Even if the mouse is not moving this event will fire as elements are showing and hiding
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var pos = e.GetPosition(this);
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if (pos == _lastMouseMovePoint)
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{
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return;
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}
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_lastMouseMovePoint = pos;
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StartMouseIdleTimer();
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}
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/// <summary>
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/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
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/// </summary>
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public void Dispose()
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{
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DisposeBackdropTimer();
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DisposeMouseIdleTimer();
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}
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/// <summary>
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/// Shows a notification message that will disappear on it's own
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/// </summary>
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/// <param name="text">The text.</param>
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/// <param name="caption">The caption.</param>
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/// <param name="icon">The icon.</param>
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public void ShowNotificationMessage(string text, string caption = null, MessageBoxIcon icon = MessageBoxIcon.None)
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{
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var control = new NotificationMessage
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{
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Caption = caption,
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Text = text,
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MessageBoxImage = icon
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};
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mainGrid.Children.Add(control);
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Dispatcher.InvokeWithDelay(() => mainGrid.Children.Remove(control), 5000);
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}
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/// <summary>
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/// Shows a notification message that will disappear on it's own
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/// </summary>
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/// <param name="text">The text.</param>
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/// <param name="caption">The caption.</param>
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/// <param name="icon">The icon.</param>
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public void ShowNotificationMessage(UIElement text, string caption = null, MessageBoxIcon icon = MessageBoxIcon.None)
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{
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var control = new NotificationMessage
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{
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Caption = caption,
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TextContent = text,
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MessageBoxImage = icon
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};
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mainGrid.Children.Add(control);
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Dispatcher.InvokeWithDelay(() => mainGrid.Children.Remove(control), 5000);
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}
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/// <summary>
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/// Shows a modal message box and asynchronously returns a MessageBoxResult
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/// </summary>
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/// <param name="text">The text.</param>
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/// <param name="caption">The caption.</param>
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/// <param name="button">The button.</param>
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/// <param name="icon">The icon.</param>
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/// <returns>MessageBoxResult.</returns>
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public MessageBoxResult ShowModalMessage(string text, string caption = null, MessageBoxButton button = MessageBoxButton.OK, MessageBoxIcon icon = MessageBoxIcon.None)
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{
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var win = new ModalWindow
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{
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Caption = caption,
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Button = button,
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MessageBoxImage = icon,
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Text = text
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};
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win.ShowModal(this);
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return win.MessageBoxResult;
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}
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/// <summary>
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/// Shows a modal message box and asynchronously returns a MessageBoxResult
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/// </summary>
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/// <param name="text">The text.</param>
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/// <param name="caption">The caption.</param>
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/// <param name="button">The button.</param>
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/// <param name="icon">The icon.</param>
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/// <returns>MessageBoxResult.</returns>
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public MessageBoxResult ShowModalMessage(UIElement text, string caption = null, MessageBoxButton button = MessageBoxButton.OK, MessageBoxIcon icon = MessageBoxIcon.None)
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{
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var win = new ModalWindow
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{
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Caption = caption,
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Button = button,
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MessageBoxImage = icon,
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TextContent = text
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};
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win.ShowModal(this);
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return win.MessageBoxResult;
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}
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}
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}
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