c#答题测试面板代码.doc

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Data.OleDb;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace WindowsFormsApplication2 public partial class Form1 : Form public Form1() InitializeComponent(); private void pictureBox1_Click(object sender, EventArgs e) public static string kaohao, password; OleDbConnection conn = new OleDbConnection(); OleDbCommand comm = new OleDbCommand(); OleDbDataAdapter adapter = new OleDbDataAdapter(); DataSet ds = new DataSet(); private void Form1_Load(object sender, EventArgs e) if (timer1 .Enabled =false ) timer1 .Enabled =true ; private void button1_Click_1(object sender, EventArgs e) kaohao = txthao.Text; password = txtmima.Text; string connString = Provider=Microsoft.Jet.OleDb.4.0;Data Source=user.mdb; OleDbConnection conn = new OleDbConnection(connString); string oledb = string.Format(select count(*) from user where kaohao=0 and password=1 , kaohao , password ); try conn .Open() ; OleDbCommand comm =new OleDbCommand (oledb ,conn ); int num =(int )comm .ExecuteScalar(); if (num 0) this.Hide(); form form = new form(); form.Show(); else MessageBox.Show(考号、密码可能不准确！, 登录失败, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); txthao.Text = ; txtmima.Text = ; txthao.Focus(); finally conn.Close(); private void button2_Click(object sender, EventArgs e) this.Close(); private void texthao_TextChanged(object sender, EventArgs e) private void label1_Click(object sender, EventArgs e) private void timer1_Tick(object sender, EventArgs e) int t; t = label1.Top + label1.Height; label1.Top = label1.Top - 2; if (t = progressBar1.Minimum) progressBar1.Value -= 1; /a = i - 60; /b = i - 3600; switch (i) case 600: MessageBox.Show(离考试结束还有十分钟，请您把握好时间, 错误, MessageBoxButtons.OK, MessageBoxIcon.Exclamation); break; private void progressBar1_Click(object sender, EventArgs e) private void btntext_Click(object sender, EventArgs e) private void tabPage2_Click(object sender, EventArgs e) private void tabPage1_Click(object sender, EventArgs e) private void radioButton3_CheckedChanged(object sender, EventArgs e) private void linkLabel2_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) private void linkLabel12_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) private void linkLabel12_LinkClicked_1(object sender, LinkLabelLinkClickedEventArgs e) int n = 0; int s1 = 1; private void button3_Click(object sender, EventArgs e) if (n = 1) n = n - 1; else button2.Enabled = false; button3.Enabled = true; s1 = s1 -1 ; textBox2.Text = s1.ToString(); textonlyBindingSource.MovePrevious(); private void textBox3_TextChanged(object sender, EventArgs e) private void splitContainer2_Panel1_Paint(object sender, PaintEventArgs e) private void fileTextBox_TextChanged(object sender, EventArgs e) private void fileLabel_Click(object sender, EventArgs e) private void textTextBox_TextChanged_1(object sender, EventArgs e) int c = 0; int s2 = 1; private void button6_Click(object sender, EventArgs e) if (c = 1) c -= 1; else button6.Enabled = false; button7.Enabled = true; s2 =s2 -1; textBox3 .Text = s2.ToString(); /chooseBindingSource.MoveNext(); chooseBindingSource.MovePrevious(); private void button7_Click(object sender, EventArgs e) if (c = 2) c += 1; else button7.Enabled = false; button6.Enabled = true; s2 = s2 += 1; textBox3.Text = s2 .ToString(); chooseBindingSource.MoveNext(); int t = 0; int s3 = 1; private void button4_Click(object sender, EventArgs e) if (t = 1) t -= 1; else button5.Enabled = false; button4.Enabled = true; s3 = s3 - 1; textBox5 .Text =s3.ToString (); fileBindingSource.MovePrevious(); private void aTextBox_TextChanged(object sender, EventArgs e) private void aLabel_Click(object sender, EventArgs e) private void textonlyBindingNavigatorSaveItem_Click(object sender, EventArgs e) this.Validate(); this.textonlyBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.textonlyDataSet); private void chooseBindingNavigatorSaveItem_Click(object sender, EventArgs e) this.Validate(); this.chooseBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.textonlyDataSet); private void fileBindingNavigatorSaveItem_Click(object sender, EventArgs e) this.Validate(); this.fileBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.textonlyDataSet); private void textBox2_TextChanged(object sender, EventArgs e) private void textonlyBindingNavigator_RefreshItems(object sender, EventArgs e) private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) private void textTextBox_TextChanged_2(object sender, EventArgs e) private void textBox6_TextChanged(object sender, EventArgs e) int a=119; private void timer2_Tick(object sender, EventArgs e) a = a - 1; if (a = 0) a = a + 120; if (a=120) textonlyBindingSource.MoveNext(); if (a =120) button2.Enabled = false; int b = 119; private void timer3_Tick(object sender, EventArgs e) b = b - 1; if (b = 0) b = b + 120; if (b = 120) chooseBindingSource.MoveNext(); if (b = 120) button6.Enabled = false; int q = 119; private void timer4_Tick(object sender, EventArgs e) q = q - 1; if (q = 0) q = q + 120; if (q = 120) fileBindingSource.MoveNext(); if (q = 120) button5. Enabled = false; private void rad1_CheckedChanged(object sender, EventArgs e) private void label14_Click(object sender, EventArgs e) private void button1_Click(object sender, EventArgs e) /信息保存 MessageBox.Show(确认保存？, 信息确认, MessageBoxButtons.OK, MessageBoxIcon.Warning); this.Validate(); this.textonlyBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.textonlyDataSet); /this.textonlyTableAdapter.Update(this.textonlyDataSet.textonly); private void splitContainer1_Panel1_Paint(object sender, PaintEventArgs e) private void fileTextBox_TextChanged_1(object sender, EventArgs e) private void textTextBox_TextChanged_3(object sender, EventArgs e) private void bTextBox_TextChanged(object sender, EventArgs e) private void textBox1_TextChanged(object sender, EventArgs e) private void bindingNavigatorDeleteItem_Click(object sender, EventArgs e) private void aTextBox_TextChanged_1(object sender, EventArgs e) private void button8_Click(object sender, EventArgs e) /信息保存 MessageBox.Show(确认保存？, 信息确认, MessageBoxButtons.OK, MessageBoxIcon.Warning); this.Validate(); this.textonlyBindingSource.EndEdit(); this.tableAdapterManager.UpdateAll(this.textonlyDataSet); this.textonlyTableAdapter.Update(this.textonlyDataSet.textonly); private void button11_Click(object sender, EventArgs e) Form Form4 = new Form4(); Form4.Show(); this.Hide(); Form4成绩查询界面作用：查询本次考试成绩 。所用控件：一个datagritview,一个button控件设计思路：详细内容：属性较特殊的需要说明。代码如下：using System;usin