C#获取当前光标图标

using System;
using System.Runtime.InteropServices;
using System.Drawing;

public class CursorHelper
{
    // 获取当前光标的句柄
    [DllImport("user32.dll")]
    private static extern IntPtr GetCurrentCursor();

    // 获取光标的位图信息
    [DllImport("user32.dll")]
    private static extern IntPtr GetIconInfo(IntPtr hIcon, out ICONINFO pIconInfo);

    [StructLayout(LayoutKind.Sequential)]
    public struct ICONINFO
    {
        public bool fIcon;
        public IntPtr hbmColor;
        public IntPtr hbmMask;
        public int xHotspot;
        public int yHotspot;
    }

    // 释放图标句柄
    [DllImport("user32.dll")]
    private static extern bool DestroyIcon(IntPtr hIcon);
}

public class Program
{
    static void Main(string[] args)
    {
        IntPtr hCursor = CursorHelper.GetCurrentCursor();
        if (hCursor != IntPtr.Zero)
        {
            CursorHelper.ICONINFO iconInfo;
            if (CursorHelper.GetIconInfo(hCursor, out iconInfo))
            {
                // 处理位图（颜色和掩码）
                // 注意：这里只是获取了位图的句柄，您可能需要进一步处理，例如保存为文件
                Console.WriteLine("成功获取光标图标信息。");

                // 释放资源
                if (iconInfo.hbmColor != IntPtr.Zero)
                    DeleteObject(iconInfo.hbmColor);
                if (iconInfo.hbmMask != IntPtr.Zero)
                    DeleteObject(iconInfo.hbmMask);
                DestroyIcon(hCursor);
            }
        }
        else
        {
            Console.WriteLine("未检测到光标或无法获取光标句柄。");
        }
    }

    [DllImport("gdi32.dll")]
    private static extern bool DeleteObject(IntPtr hObject);
}

using System.Drawing.Imaging;

public static class CursorExtensions
{
    public static void SaveAsPng(IntPtr hCursor, string filePath)
    {
        ICONINFO iconInfo;
        if (CursorHelper.GetIconInfo(hCursor, out iconInfo))
        {
            using (Bitmap bmp = Bitmap.FromHbitmap(iconInfo.hbmColor))
            {
                bmp.Save(filePath, ImageFormat.Png);
            }
            if (iconInfo.hbmColor != IntPtr.Zero)
                DeleteObject(iconInfo.hbmColor);
            if (iconInfo.hbmMask != IntPtr.Zero)
                DeleteObject(iconInfo.hbmMask);
            CursorHelper.DestroyIcon(hCursor);
        }
    }
}

CursorExtensions.SaveAsPng(hCursor, "current_cursor.png");