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marin-bratanovmarin-bratanov
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Single Notification per App (#58)
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‎notification/single-instance-per-app/OneNotificationPerApp.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 16
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VisualStudioVersion = 16.0.30717.126
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OneNotificationPerApp", "OneNotificationPerApp\OneNotificationPerApp.csproj", "{699CECCA-9282-44B0-AA61-4DA0C2E6771C}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{699CECCA-9282-44B0-AA61-4DA0C2E6771C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{699CECCA-9282-44B0-AA61-4DA0C2E6771C}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{699CECCA-9282-44B0-AA61-4DA0C2E6771C}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{699CECCA-9282-44B0-AA61-4DA0C2E6771C}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {7C0D6370-3C51-4119-8339-3372BFCF3E24}
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EndGlobalSection
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EndGlobal

‎notification/single-instance-per-app/OneNotificationPerApp/App.razor

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<Router AppAssembly="typeof(Program).Assembly">
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<Found Context="routeData">
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<RouteView RouteData="routeData" DefaultLayout="typeof(MainLayout)" />
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</Found>
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<NotFound>
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<h1>Page not found</h1>
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<p>Sorry, but there's nothing here!</p>
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</NotFound>
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</Router>

‎notification/single-instance-per-app/OneNotificationPerApp/Components/FirstComponent.razor

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<h3>FirstComponent</h3>
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<button @onclick="@ShowNotification">Show Notification from First Component</button>
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<SecondComponent></SecondComponent>
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@code {
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[CascadingParameter]
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protected Notification Notification { get; set; }
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void ShowNotification()
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{
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Notification.Instance.Show(new NotificationModel()
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{
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Text = "From First Component",
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ThemeColor = ThemeColors.Primary,
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CloseAfter = 0,
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Closable = false
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});
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Components/SecondComponent.razor

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<h3>SecondComponent</h3>
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<button @onclick="@ShowNotification">Show Notification from Second Component</button>
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@code {
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[CascadingParameter]
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protected Notification Notification { get; set; }
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void ShowNotification()
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{
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Notification.Instance.Show(new NotificationModel()
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{
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Text = "From SECOND Component",
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ThemeColor = ThemeColors.Warning,
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CloseAfter = 0,
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Closable = false
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});
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Data/WeatherForecast.cs

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using System;
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namespace OneNotificationPerApp.Data
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{
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public class WeatherForecast
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{
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public DateTime Date { get; set; }
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public int TemperatureC { get; set; }
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public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
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public string Summary { get; set; }
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Data/WeatherForecastService.cs

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using System;
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using System.Linq;
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using System.Threading.Tasks;
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namespace OneNotificationPerApp.Data
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{
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public class WeatherForecastService
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{
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private static readonly string[] Summaries = new[]
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{
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"Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
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};
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public Task<WeatherForecast[]> GetForecastAsync(DateTime startDate)
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{
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var rng = new Random();
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return Task.FromResult(Enumerable.Range(1, 5).Select(index => new WeatherForecast
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{
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Date = startDate.AddDays(index),
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TemperatureC = rng.Next(-20, 55),
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Summary = Summaries[rng.Next(Summaries.Length)]
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}).ToArray());
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}
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/OneNotificationPerApp.csproj

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net5.0</TargetFramework>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Telerik.UI.for.Blazor" Version="2.20.0" />
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</ItemGroup>
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</Project>

‎notification/single-instance-per-app/OneNotificationPerApp/Pages/Counter.razor

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@page "/counter"
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<h1>Counter</h1>
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<p>Current count: @currentCount</p>
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<button class="btn btn-primary" @onclick="IncrementCount">Click me</button>
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@code {
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[CascadingParameter]
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protected Notification Notification { get; set; }
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int currentCount = 0;
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void IncrementCount()
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{
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currentCount++;
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Notification.Instance.Show(new NotificationModel()
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{
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Text = "From COUNTER Page, counter: " + currentCount,
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ThemeColor = ThemeColors.Info,
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CloseAfter = 2000,
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Closable = true
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});
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Pages/FetchData.razor

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@page "/fetchdata"
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@using OneNotificationPerApp.Data
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@inject WeatherForecastService ForecastService
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<h1>Weather forecast</h1>
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<p>This component demonstrates fetching data from a service.</p>
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@if (forecasts == null)
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{
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<p><em>Loading...</em></p>
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}
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else
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{
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<table class="table">
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<thead>
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<tr>
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<th>Date</th>
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<th>Temp. (C)</th>
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<th>Temp. (F)</th>
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<th>Summary</th>
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</tr>
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</thead>
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<tbody>
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@foreach (var forecast in forecasts)
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{
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<tr>
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<td>@forecast.Date.ToShortDateString()</td>
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<td>@forecast.TemperatureC</td>
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<td>@forecast.TemperatureF</td>
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<td>@forecast.Summary</td>
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</tr>
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}
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</tbody>
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</table>
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}
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@code {
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WeatherForecast[] forecasts;
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protected override async Task OnInitializedAsync()
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{
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forecasts = await ForecastService.GetForecastAsync(DateTime.Now);
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Pages/Index.razor

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@page "/"
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<OneNotificationPerApp.Components.FirstComponent></OneNotificationPerApp.Components.FirstComponent>
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<h3>Index Page</h3>
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<button @onclick="@ShowNotification">Show Notification from Index Page</button>
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@code {
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[CascadingParameter]
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protected Notification Notification { get; set; }
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void ShowNotification()
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{
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Notification.Instance.Show(new NotificationModel()
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{
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Text = "From Index Page. Go to the Counter Page and try the button there too",
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ThemeColor = ThemeColors.Success,
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CloseAfter = 0,
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Closable = true
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});
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Pages/_Host.cshtml

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@page "/"
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@namespace OneNotificationPerApp.Pages
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@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>OneNotificationPerApp</title>
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<base href="~/" />
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<link rel="stylesheet" href="css/bootstrap/bootstrap.min.css" />
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<link href="css/site.css" rel="stylesheet" />
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<link rel="stylesheet" href="_content/Telerik.UI.for.Blazor/css/kendo-theme-default/all.css" />
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<script src="_content/Telerik.UI.for.Blazor/js/telerik-blazor.js" defer></script>
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</head>
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<body>
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<component type="typeof(App)" render-mode="ServerPrerendered" />
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<div id="blazor-error-ui">
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<environment include="Staging,Production">
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An error has occurred. This application may no longer respond until reloaded.
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</environment>
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<environment include="Development">
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An unhandled exception has occurred. See browser dev tools for details.
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</environment>
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<a href class="reload">Reload</a>
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<a class="dismiss">🗙</a>
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</div>
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<script src="_framework/blazor.server.js"></script>
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</body>
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</html>

‎notification/single-instance-per-app/OneNotificationPerApp/Program.cs

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using Microsoft.AspNetCore;
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using Microsoft.AspNetCore.Hosting;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Threading.Tasks;
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namespace OneNotificationPerApp
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{
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public class Program
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{
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public static void Main(string[] args)
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{
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CreateHostBuilder(args).Build().Run();
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}
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public static IHostBuilder CreateHostBuilder(string[] args) =>
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Host.CreateDefaultBuilder(args)
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.ConfigureWebHostDefaults(webBuilder =>
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{
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webBuilder.UseStaticWebAssets();
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webBuilder.UseStartup<Startup>();
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});
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Properties/launchSettings.json

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{
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"iisSettings": {
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"windowsAuthentication": false,
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"anonymousAuthentication": true,
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"iisExpress": {
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"applicationUrl": "http://localhost:55276/",
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"sslPort": 44398
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}
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},
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"profiles": {
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"IIS Express": {
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"commandName": "IISExpress",
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"launchBrowser": true,
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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},
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"OneNotificationPerApp": {
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"commandName": "Project",
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"launchBrowser": true,
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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},
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"applicationUrl": "https://localhost:5001;http://localhost:5000"
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}
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}
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}

‎notification/single-instance-per-app/OneNotificationPerApp/Shared/MainLayout.razor

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@layout TelerikLayout
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@inherits LayoutComponentBase
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<div class="page">
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<div class="sidebar">
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<NavMenu />
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</div>
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<div class="main">
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<div class="top-row px-4">
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<a href="https://docs.microsoft.com/en-us/aspnet/" target="_blank">About</a>
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</div>
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<TelerikNotification @ref="@Notification.Instance"
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HorizontalPosition="@NotificationHorizontalPosition.Right"
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VerticalPosition="@NotificationVerticalPosition.Top"
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Class="big-notification">
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</TelerikNotification>
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<CascadingValue IsFixed="true" Value="@Notification">
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<div class="content px-4">
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@Body
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</div>
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</CascadingValue>
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</div>
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</div>
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@code{
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Notification Notification { get; set; } = new Notification();
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}
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<style>
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.big-notification .k-notification-container .k-notification-wrap {
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width: 350px;
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height: 100px;
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}
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.big-notification {
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z-index: 1234;
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}
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</style>

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