133 lines
4.4 KiB
C#
133 lines
4.4 KiB
C#
using Nancy;
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using Nancy.Hosting.Self;
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using Nancy.Json;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Forms;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using 电子展板.Base;
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using 电子展板.Utility;
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using 电子展板.Utility.Extension;
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namespace 电子展板.ViewModels
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{
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public class MainWindowViewModel : ViewModelBase
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{
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private Window window;
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public ImageSource Image1 { get; set; }
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public ImageSource Image2 { get; set; }
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public ImageSource Image3 { get; set; }
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public ImageSource Image4 { get; set; }
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public DelegateCommand<Window> LoadedCommand { get; set; }
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public DelegateCommand<CancelEventArgs> WindowClosingCommand { get; set; }
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public MainWindowViewModel()
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{
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LoadedCommand = new DelegateCommand<Window>(Loaded);
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WindowClosingCommand = new DelegateCommand<CancelEventArgs>(WindowClosing);
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EventBus.Instance.Subscribe(this, "save", ReloadImage);
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InitImage();
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}
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private void Loaded(Window window)
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{
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this.window = window;
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int screenIndex = 0;
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this.window.Left = (int)(Screen.AllScreens[screenIndex].Bounds.Left / GetDpiScaleX());
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this.window.Top = (int)(Screen.AllScreens[screenIndex].Bounds.Top / GetDpiScaleX());
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this.window.Width = (int)(Screen.AllScreens[screenIndex].Bounds.Width / GetDpiScaleX());
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this.window.Height = (int)(Screen.AllScreens[screenIndex].Bounds.Height / GetDpiScaleX());
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GlobalVariable.WebServer = new NancyHost(new Uri("http://localhost:80"));
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GlobalVariable.WebServer.Start();
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}
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private void WindowClosing(CancelEventArgs args)
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{
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GlobalVariable.WebServer?.Stop();
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GlobalVariable.WebServer?.Dispose();
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GlobalVariable.WebServer = null;
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Environment.Exit(0);
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}
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public double GetDpiScaleX()
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{
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return VisualTreeHelper.GetDpi(this.window).DpiScaleX;
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}
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private void ReloadImage(string obj)
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{
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App.Current.Dispatcher.Invoke(() =>
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{
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InitImage();
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});
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}
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private void InitImage()
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{
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try
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{
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BitmapImage image1 = new BitmapImage();
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image1.BeginInit();
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image1.CacheOption = BitmapCacheOption.OnLoad;
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image1.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember1Path)));
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image1.EndInit();
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image1.Freeze();
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Image1 = image1;
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}
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catch (Exception ex)
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{
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Image1 = null;
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}
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try
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{
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BitmapImage image2 = new BitmapImage();
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image2.BeginInit();
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image2.CacheOption = BitmapCacheOption.OnLoad;
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image2.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember2Path)));
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image2.EndInit();
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image2.Freeze();
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Image2 = image2;
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}
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catch (Exception ex)
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{
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Image2 = null;
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}
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try
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{
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BitmapImage image3 = new BitmapImage();
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image3.BeginInit();
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image3.CacheOption = BitmapCacheOption.OnLoad;
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image3.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember3Path)));
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image3.EndInit();
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image3.Freeze();
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Image3 = image3;
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}
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catch (Exception ex)
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{
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Image3 = null;
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}
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try
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{
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BitmapImage image4 = new BitmapImage();
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image4.BeginInit();
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image4.CacheOption = BitmapCacheOption.OnLoad;
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image4.StreamSource = new MemoryStream(File.ReadAllBytes(MyEnvironment.Root(Config.CPCMember4Path)));
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image4.EndInit();
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image4.Freeze();
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Image4 = image4;
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}
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catch (Exception ex)
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{
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Image4 = null;
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}
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}
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}
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}
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