[[oktatas:programozás:csharp:dotnetcore|< .Net Core]]

====== .Net Core - Windows Forms ======

  * **Szerző:** Sallai András
  * Copyright (c) 2022, Sallai András
  * Szerkesztve: 2024
  * Licenc: [[https://creativecommons.org/licenses/by-sa/4.0/|CC Attribution-Share Alike 4.0 International]]
  * Web: https://szit.hu

===== Projekt létrehozása =====

<note important>
Linuxon .Net Core 7.0 esetén nem működik.
</note>

  dotnet new winforms

===== A projekt =====

<code csharp Program.cs>
namespace app01;

static class Program
{
    /// <summary>
    ///  The main entry point for the application.
    /// </summary>
    [STAThread]
    static void Main()
    {
        // To customize application configuration such as set high DPI settings or default font,
        // see https://aka.ms/applicationconfiguration.
        ApplicationConfiguration.Initialize();
        Application.Run(new Form1());
    }    
}
</code>


<code csharp Form1.cs>
namespace app03;

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
    }
}
</code>


<code csharp Form1.Designer.cs>
namespace app03;

partial class Form1
{
    /// <summary>
    ///  Required designer variable.
    /// </summary>
    private System.ComponentModel.IContainer components = null;

    /// <summary>
    ///  Clean up any resources being used.
    /// </summary>
    /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
    protected override void Dispose(bool disposing)
    {
        if (disposing && (components != null))
        {
            components.Dispose();
        }
        base.Dispose(disposing);
    }

    #region Windows Form Designer generated code

    /// <summary>
    ///  Required method for Designer support - do not modify
    ///  the contents of this method with the code editor.
    /// </summary>
    private void InitializeComponent()
    {
        this.components = new System.ComponentModel.Container();
        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
        this.ClientSize = new System.Drawing.Size(800, 450);
        this.Text = "Form1";
    }

    #endregion
}
</code>


<code xml app01.csproj>
<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>WinExe</OutputType>
    <TargetFramework>net6.0-windows</TargetFramework>
    <Nullable>enable</Nullable>
    <UseWindowsForms>true</UseWindowsForms>
    <ImplicitUsings>enable</ImplicitUsings>
  </PropertyGroup>

</Project>
</code>


<code xml app01.csproj.user>
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
    <ItemGroup>
        <Compile Update="Form1.cs">
            <SubType>Form</SubType>
        </Compile>
    </ItemGroup>
</Project>
</code>


===== Gomb =====

<code csharp Form1.cs>
namespace app01;

public partial calss Form1 : Form {
    Button button = new Button();
    public Form1() {
        button.Text = "Mehet";
        button.Location = new Point(50, 50);
        button.Click += new EventHandler(Button_Click);
        
        this.Controls.Add(button);
        this.Width = 400;
        this.Height = 300;
        this.Show();
    }
    private void Button_Click(object? sender, EventArgs e) {
        MessageBox.Show("Működik");
    }
}
</code>