可视化程序设计四次实验报告.doc

可视化程序设计基础 实验报告 学????号： ??? 姓????名： 提交日期： 成????绩： 东北大学秦皇岛分校 计算机与通信工程学院  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 SY_1 { public partial class Form1 : Form { String temp = ; String temp1 = ; int x = 0; int y = 0; int sum = 0; bool ch = true; public Form1() { InitializeComponent(); } private void button7_Click(object sender, EventArgs e) { if(temp1===) { textBox1.Text = ; } textBox1.Text += 7; temp1 = ; } private void button1_Click(object sender, EventArgs e) { if(temp1 == =) { textBox1.Text = ; } textBox1.Text += 1; temp1 = ; } private void button2_Click(object sender, EventArgs e) { if(temp1 == =) { textBox1.Text = ; } textBox1.Text += 2; temp1 = ; } private void button3_Click(object sender, EventArgs e) { if (temp1 == =) { textBox1.Text = ; } textBox1.Text += 3; temp1 = ; } private void button4_Click(object sender, EventArgs e) { if (temp1 == =) { textBox1.Text = ; } textBox1.Text += 4; temp1 = ; } private void button5_Click(object sender, EventArgs e) { if (temp1 == =) { textBox1.Text = ; } textBox1.Text += 5; temp1 = ; } private void button6_Click(object sender, EventArgs e) {