Abstract: This document analyzes a section of code that implements custom ToggleButton animations and styles, as well as an example of remote signal control of ToggleButton.This code shows how to use XAML and C # in WPF to combine animation, style and event triggers to implement interactive controls. ToggleButton is mainly used to associate remote communication states. RemoteToggleButton is usedread the whole passage
Summary: In WPF (Windows Presentation Foundation), the appearance and behavior of controls are defined through the Control Template.TabControl and TabItem controls are no exception. Their default control templates define the structure and visual state of these controls.In practical applications, developers may find that TabI is set directlyread the whole passage
Abstract: 1The comparison between IEnumerable and List is inIn. NET, IEnumerable and List are two common collection types. They have their own application scenarios: IEnumerable<T>: Advantage: lazy evaluation, which is only calculated during iteration, and is suitable for large data sets or streaming data processing.Disadvantages: No index access, no direct addition or removal of elementsread the whole passage
Absrtact: In multithreaded programming, thread synchronization is an important means to ensure data consistency and avoid race conditions.This article will deeply discuss the two commonly used synchronization mechanisms, lock (object) and SemaphoreSlim, and analyze their differences, applicable scenarios, and how to select appropriate synchronization tools in actual development.1、 Lock (object) (or Monitor) 1Single thread accessread the whole passage
Absrtact: In modern WPF application development, Prism framework provides powerful modularization, dependency injection and MVVM support, while MicrosoftExtensions. DependencyInjection provides a simple and powerful dependency injection mechanism.Another important point is MicrosoftExtensions. * or third-party Nuget will basically provide Miread the whole passage
Absrtact: Asynchronous data loading and management is a common requirement in modern application development.This article introduces a custom asynchronous data loading tool, AsyncLoadHelper.Through detailed design and implementation introduction, as well as practical application examples, it shows the advantages of AsyncLoadHelper in simplifying asynchronous operations, improving code readability and maintainability.In the development process, asynchronous data loading often involvesread the whole passage
Absrtact: In WPF, Adorner is a special decorative layer that can draw visual effects on UI elements.It is often used to provide visual feedback or decoration functions, such as focus indication, drag and drop effects, etc.Custom Adorne Class To create a custom Adorner, you need to inherit the Adorner class and override the OnRender method.In the OnRender method, you can makeread the whole passage
Abstract: In WPF (Windows Presentation Foundation), PreviewMouseLeftButtonDown and MouseLeftButtonDown are two commonly used mouse events. They differ in event routing strategies and processing timing.Understanding the difference between these two events and how to use them in practical applications can help developread the whole passage
Abstract: When binding, if you can specify the Path (Name) of the data source attribute, you can specify the Source and ElementName. However, sometimes the data source to be bound may not have an explicit Path (Name), so you need to specify the binding source attribute by using the RelativeSource attribute of the Binding object. In short, it is to specify the currentread the whole passage
Abstract: WPF class inheritance diagram Object class: inThe root type DispatcherObject class of all types in Net: Most objects in WPF derive from DispatcherObject, which provides basic construction for handling concurrency and threads.WPF is based on the message system implemented by the scheduler.DependencyObject class: representing a parameterread the whole passage
Abstract: Lazy<>is used to solve the asynchronous requirements in the constructor elegantly,C # starts to support delayed initialization. Through the Lazy keyword, we can declare that an object is reinitialized only when it is used for the first time. If it has not been called, it will not be initialized, which saves some unnecessary overhead and improves efficiency and thread safety. By defaultread the whole passage
Abstract: Expression and ExpressionTree LINQ expressions (Expression) can assign lambda expressions to Func or Action type delegates to process collections in memoryNET compiler converts lambda expressions assigned to Func or Action type delegates into executable code at compile time.LINQ introduced a new technology called Eread the whole passage
Summary: LINQ operatorLINQ filter operatorWhere filter operators in LINQ filter sequences (sets) according to some given criteria.The following table lists all available filter operators in LINQ.The filter operator describes where to return a value from the collection according to the predicate function.OfType returns the value in the collection according to the specified type.However, it depends on whether they can convert to the specified type.read the whole passage
Abstract: The Quartz version is required to be higher than 3.2 to install Install Package QuartzThe Extensions.Hosting Quartz.Extensions.Hosting package contains QuartzExtensions.DependencyInjection, For details, please consult QuartzExtensionsread the whole passage
Abstract: AspNetCore3.1. x runs Windows Service and installs the corresponding expansion pack Nuget install MicrosoftExtensions.Hosting.WindowsServices Modify Pragram.cs Public class Program {public stread the whole passage
Abstract: When using Flurl as an HttpClient to request from the server, the request may fail due to network or other reasons, such as HttpStatusCodeNotFound, HttpStatusCode. ServiceUnavailable, HttpStatusCode. RequestTimeout, etc;There areread the whole passage
Absrtact: C # obtains the connection status of WIFI. This article is to obtain the connection status of the device when the name of the WIFI network device is known. It can also determine whether the WAN has been connected. At first, the idea was whether there was such a direct access to device information. Through this returned information, I can get the status I want. I found a data that there is a libiw on Linux,The information about the ssid that this package can scan is not what I wantread the whole passage
Absrtact: Sometimes, when processing Http requests, we are lazy and don't want to define a model to process them. It is very convenient to use Dynamic to directly operate the requested data. Dynamic keyword and dynamic language runtime (DLR) in C # areNew features in Net 4.0.What is "dynamic" programming language can sometimes be divided into static typing language and dynamic typing language.read the whole passage
Summary: First, create a blank solution WPF With AspNet WebApi II, CreateWPF project WpfApp 3 of Net5, createAsp. of Net5Net WebApi project WebApiProvidor 4. Modify WebApiProvider project and WpfApp project Modify the output type of WebApiProvider projectread the whole passage
Summary: To install the Single Page Application (SPA) templates, run the following command: dotnet new -- install Microsoft.AspNetCore.SpaTemplates:: * Create AspNetread the whole passage
