步骤

代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Automation;
using System.Windows.Forms;
using System.Windows.Input;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        private Process process;

        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            //打开笔记本
            process = Process.Start(@"C:\Windows\System32\notepad.exe");
        }

        private void button2_Click(object sender, EventArgs e)
        {
            //关闭笔记本
            process.Kill();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            //AutomationElement表示 UI 自动化树中的一个 UI 自动化元素，并包含由 UI 自动化客户端应用程序用作标识符的值。
            //获取当前桌面的根 AutomationElement。
            AutomationElement desktop = AutomationElement.RootElement;
            //StringBuilder不在内存中创建新对象，而是动态扩展内存以容纳修改后的字符串。
            StringBuilder sb = new StringBuilder();
            //TreeScope(枚举)包含指定 UI 自动化目录树内元素的范围的值。具体参考请点击以下链接进行查看
            //TreeScope官方链接：https://learn.microsoft.com/zh-cn/dotnet/api/system.windows.automation.treescope?view=windowsdesktop-7.0
            AutomationElementCollection topWindows = desktop.FindAll(TreeScope.Children, new PropertyCondition(AutomationElement.ClassNameProperty, "ApplicationFrameWindow"));//查找计算器
            for (int i = 0; i < topWindows.Count; i++)
            {
                AutomationElement topWindow = topWindows[i];
                sb.AppendLine("Name:" + topWindow.Current.Name + ";ClassName=" + topWindow.Current.ClassName);
            }
            MessageBox.Show(sb.ToString());
        }

        private void button4_Click(object sender, EventArgs e)
        {
            AutomationElement desktop = AutomationElement.RootElement;
            var calcFrame1 = desktop.FindFirst(TreeScope.Children, new PropertyCondition(AutomationElement.ClassNameProperty, "ApplicationFrameWindow"));
            AutomationElementCollection btn2 = calcFrame1.FindAll(TreeScope.Descendants, new PropertyCondition(AutomationElement.AutomationIdProperty, "num9Button"));
            AutomationElement btn = btn2[0];
            MessageBox.Show(btn.Current.Name);
        }

        private void button5_Click(object sender, EventArgs e)
        {
            AutomationElement desktop = AutomationElement.RootElement;
            var calcFrame1 = desktop.FindFirst(TreeScope.Children,
                new PropertyCondition(AutomationElement.ClassNameProperty, "ApplicationFrameWindow"));

            Condition conditionBtn6 = new AndCondition(
                new PropertyCondition(AutomationElement.ClassNameProperty, "Button"),
                new PropertyCondition(AutomationElement.NameProperty, "六")
                );
            var btn6 = calcFrame1.FindFirst(TreeScope.Descendants, conditionBtn6);
            //InvokePattern 表示用于启动或执行单个明确操作的控件，并且这些控件在激活时不保持其状态。
            //InvokePattern.Pattern 标识 InvokePattern 控件模式。
            //InvokePattern官方链接 https://learn.microsoft.com/zh-cn/dotnet/api/system.windows.automation.invokepattern?view=windowsdesktop-7.0
            InvokePattern button6Invoke = (InvokePattern)btn6.GetCurrentPattern(InvokePattern.Pattern);
            //Invoke() 发送请求以激活控件并启动其单一、明确的操作。
            button6Invoke.Invoke();

            

            Condition conditionBtnPlus = new AndCondition(
           new PropertyCondition(AutomationElement.ClassNameProperty, "Button"),
           new PropertyCondition(AutomationElement.NameProperty, "加")
           );
            var btnPlus = calcFrame1.FindFirst(TreeScope.Descendants, conditionBtnPlus);
            InvokePattern buttonPlusInvoke = (InvokePattern)btnPlus.GetCurrentPattern(InvokePattern.Pattern);
            buttonPlusInvoke.Invoke();
        }
        private static void InvokeButton(AutomationElement e)
        {
            InvokePattern Invoke = (InvokePattern)e.GetCurrentPattern(InvokePattern.Pattern);
            Invoke.Invoke();
        }
        private static void ClickCalculatorButton(AutomationElement calcFrame1, String name)
        {
            Condition conditionBtn = new AndCondition(
               new PropertyCondition(AutomationElement.ClassNameProperty, "Button"),
               new PropertyCondition(AutomationElement.NameProperty, name)
               );
            var btn = calcFrame1.FindFirst(TreeScope.Descendants, conditionBtn);
            // MessageBox.Show(btn.Current.Name);
            if (btn == null)
            {
                throw new Exception("找不到此" + name + "的按钮");
            }
            InvokeButton(btn);
        }

        private void button6_Click(object sender, EventArgs e)
        {
            AutomationElement desktop = AutomationElement.RootElement;
            var calcFrame1 = desktop.FindFirst(TreeScope.Children,
                new PropertyCondition(AutomationElement.ClassNameProperty, "ApplicationFrameWindow"));
            ClickCalculatorButton(calcFrame1, "三");
            ClickCalculatorButton(calcFrame1, "乘以");
            ClickCalculatorButton(calcFrame1, "五");
            ClickCalculatorButton(calcFrame1, "五");
            ClickCalculatorButton(calcFrame1, "等于");
        }

        [DllImport("user32.dll")]
        public static extern void SetCursorPos(int x, int y);

        [DllImport("user32.dll")]
        public static extern void mouse_event(int dwFlags, int dx, int dy, int cButtons, int dwExtraInfo);


        private void button7_Click(object sender, EventArgs e)
        {
            AutomationElement desktop = AutomationElement.RootElement;
            var calcFrame1 = desktop.FindFirst(TreeScope.Children,
                new PropertyCondition(AutomationElement.ClassNameProperty, "ApplicationFrameWindow"));

            Condition conditionBtn6 = new AndCondition(
                new PropertyCondition(AutomationElement.ClassNameProperty, "Button"),
                new PropertyCondition(AutomationElement.NameProperty, "六")
                );
            var btn6 = calcFrame1.FindFirst(TreeScope.Descendants, conditionBtn6);

            SetCursorPos((int)btn6.GetClickablePoint().X, (int)btn6.GetClickablePoint().Y);
            mouse_event(0x0002, 0, 0, 0, 0);  // 模拟鼠标左键按下
            mouse_event(0x0004, 0, 0, 0, 0);  // 模拟鼠标左键弹起

        }

       
    }
}