mapo-core/MP-MON8/Components/Compo/CmpFooter.razor.cs

using Microsoft.AspNetCore.Components;
using Microsoft.JSInterop;
using NLog;
using System;

namespace MP.MON8.Components.Compo
{
    public partial class CmpFooter : IDisposable
    {
        #region Public Methods

        public void Dispose()
        {
            //aTimer.Elapsed -= ElapsedTimer;
            aTimer.Stop();
            aTimer.Dispose();
        }

        public void ElapsedTimer(object? source, System.Timers.ElapsedEventArgs e)
        {
            var pUpd = Task.Run(async () =>
                {
                    await Task.Delay(1);
                    await InvokeAsync(() => StateHasChanged());
                });
            pUpd.Wait();
            //Log.Trace($"Elapsed Timer Footer");
        }

        public void StartTimer()
        {
            int tOutPeriod = 1000;
            //int.TryParse(Configuration["ReloadStatusTimer"], out tOutPeriod);
            aTimer = new System.Timers.Timer(tOutPeriod);
            aTimer.Elapsed += ElapsedTimer;
            aTimer.Enabled = true;
            aTimer.Start();
        }

        #endregion Public Methods

        #region Public Classes

        public class WindowDimension
        {
            #region Public Properties

            public int Height { get; set; }
            public int Width { get; set; }

            #endregion Public Properties
        }

        #endregion Public Classes

        #region Protected Properties

        [Inject]
        protected IJSRuntime JSRuntime { get; set; } = null!;

        #endregion Protected Properties

        #region Protected Methods

        protected async Task getWDim()
        {
            var dimension = await JSRuntime.InvokeAsync<WindowDimension>("getWindowDimensions");
            Height = dimension.Height;
            Width = dimension.Width;
        }

        protected override async Task OnAfterRenderAsync(bool firstRender)
        {
            if (firstRender)
            {
                await getWDim();
                StateHasChanged();
                Log.Debug($"Dimensioni schermo: {Width}x{Height}");
            }
        }

        protected override void OnInitialized()
        {
            var currAssembly = typeof(Program).Assembly.GetName();
            version = currAssembly.Version != null ? currAssembly.Version : new Version();
            StartTimer();
        }

        #endregion Protected Methods

        #region Private Fields

        private static System.Timers.Timer aTimer = null!;
        private static NLog.Logger Log = LogManager.GetCurrentClassLogger();
        private Version version = null!;

        #endregion Private Fields

        #region Private Properties

        private int Height { get; set; } = 0;

        private int Width { get; set; } = 0;

        #endregion Private Properties
    }
}