C#winform练习(5)

/// 点击播放音乐 ///

///

private void listBox1_Click(object sender, EventArgs e) {

SoundPlayer sp=new SoundPlayer();

sp.SoundLocation = listSongs[listBox1.SelectedIndex]; sp.Play(); }

List listSongs = new List(); } }

//15.剪刀石头布游戏

在窗体中放入6个lable控件、3个botton控件分别修改其属性， lable控件：

lable1 Text:玩家出： lable2 Name:lblPlayer lable3 Text:电脑出： lable4 lable5 lable6

Name:lblComputer Text:裁判 Name:lblResult

using System;

using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text;

using System.Threading.Tasks; using System.Windows.Forms;

namespace 剪刀石头布 {

public partial class Form1 : Form {

public Form1()

{

InitializeComponent(); }

///

///

private void button1_Click(object sender, EventArgs e) {

string str = \石头\; PlayerGame(str); }

///

///

//给玩家的文本赋值 lblPlayer.Text = str; //生成一个玩家对象

Player player = new Player(); //玩家返回一个值给裁判

int playerNumber = player.ShowFist(str); //生成一个电脑对象

Computer cpu = new Computer(); //电脑返回一个随机值给裁判

int computerNumber = cpu.ShowFist(); //给电脑的文本赋值

lblcomputer.Text = cpu.Fist; //传递参数给裁判并返回结果

Result res = CaiPan.Judge(playerNumber, computerNumber); //结果显示给文本

lblResult.Text = res.ToString(); }

///

///

private void btnCut_Click(object sender, EventArgs e) {

string str = \剪刀\;

PlayerGame(str); }

///

///

private void btnNo_Click(object sender, EventArgs e) {

string str = \布\; PlayerGame(str); } } }

using System;

using System.Collections.Generic; using System.Linq; using System.Text;

using System.Threading.Tasks;

namespace 剪刀石头布 {

class Player {

public int ShowFist(string fist) {

int num = 0; switch(fist) {

case \石头\: num=1; break;

case \剪刀\: num=2; break;

case \布\: num=3; break; }

return num; } } }

using System;

using System.Collections.Generic; using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace 剪刀石头布 {

class Computer {

public string Fist { get; set; }

public int ShowFist() {

Random r = new Random(); int rNumber = r.Next(1, 4); switch (rNumber) {

case 1: this.Fist = \石头\; break;

case 2: this.Fist = \剪刀\; break;

case 3: this.Fist = \布\; break; }

return rNumber; } } }

using System;

using System.Collections.Generic; using System.Linq; using System.Text;

using System.Threading.Tasks;

namespace 剪刀石头布 {

public enum Result {

玩家赢, 电脑赢, 平手 }

class CaiPan {

public static Result Judge(int playerNumber,int computerNumber) {

if(playerNumber-computerNumber==-1||playerNumber-computerNumber==2) {

return Result.玩家赢; }

else if (playerNumber-computerNumber==0) {

return Result.平手; } else {

return Result.电脑赢; } } } }

//16.打开文件对话框并在textBox中显示打开文件的内容 在窗体拖入botton控件和textBox控件 botton控件

Text:打开文件

using System;

using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text;

using System.Threading.Tasks; using System.Windows.Forms; using System.IO; namespace 打开文件对话框 {

public partial class Form1 : Form {

public Form1() {

InitializeComponent();

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