RichTextBox行号字体大小调整- VB.NET

Imports System.Drawing

public class CustomRichTextBox : RichTextBox
    public CustomRichTextBox()
    {
        InitializeComponent()
        // 设置行号选项
        LineNumberOptions = LineNumberOptions.AllLines | LineNumberOptions.ShowNumbersOnLeft

        // 设置行号字体
        LineNumberFont = new Font("Arial", 10) // 设置字体为Arial，大小为10
    }

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent()
        // 使用自定义的RichTextBox控件
        var customRichTextBox = new CustomRichTextBox()
        this.Controls.Add(customRichTextBox)
    }
}

Imports System.Drawing

public class CustomRichTextBox : RichTextBox
    public CustomRichTextBox()
    {
        InitializeComponent()
        // 设置行号选项
        LineNumberOptions = LineNumberOptions.AllLines | LineNumberOptions.ShowNumbersOnLeft

        // 设置行号字体
        LineNumberFont = new Font("Arial", 10) // 设置字体为Arial，大小为10
    }

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent()
        // 使用自定义的RichTextBox控件
        var customRichTextBox = new CustomRichTextBox()
        this.Controls.Add(customRichTextBox)
    }
}