//保存信息,弹出成功提示
private void SaveInformationButton_Click(object sender, EventArgs e)
{
this.ShowLabel.Text = "正在执行，请稍后";
this.ShowLabel.Visible = true;
if (StudentId.Text.Replace(" ", "") == "" || StudentName.Text.Replace(" ", "") == "" || StudentSex.Text.Replace(" ", "") == "" || StudentYear.Text.Replace(" ", "") == "" || StudentMonth.Text.Replace(" ", "") == "" || StudentDay.Text.Replace(" ", "") == "")
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("输入信息不全，请继续输入");
this.ShowLabel.Visible = false;
return;
}
if (!Judge.JudgeChars(StudentId.Text))
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("学号请不要包含英文字母");
return;
}
if (!Judge.JudgeChars(StudentYear.Text))
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("年份请不要包含英文字母");
this.ShowLabel.Visible = false;
return;
}
if (!ReadDatabase.ChangeDataBase("Information", new Student(StudentId.Text, StudentName.Text, null, null, StudentSex.Text, StudentYear.Text, StudentMonth.Text, StudentDay.Text, StudentCollege.Text, StudentProfessional.Text, StudentClass.Text)))
{
this.ShowLabel.Text = "执行错误";
MessageBox.Show("数据保存失败，未知错误");
this.ShowLabel.Visible = false;
return;
}
this.ShowLabel.Visible = false;
this.timer1.Enabled = true;
this.ShowLabel.Text = "操作成功";
}
/// <summary>
/// 初始化各项参数以及事件绑定
/// </summary>
private void Init()
{
//将初始焦点聚集在搜索按钮上
this.FindButton.Select();
//设置选择按钮
ChooseBox.SelectedIndex = 0;
ChooseBox.TextChanged += ChooseBox_TextChanged;
//设置编辑框
FindTextBox.GotFocus += SetFindTextBoxFocus;
FindTextBox.LostFocus += SetFindTextBoxunfocus;
FindTextBox.KeyDown += FindTextBox_KeyDown;
FindButton.Click += FindButton_Click;
ResultTable.DataSource = ReadDatabase.GetData("Default");//显示学生基本信息
}
//保存信息,弹出成功提示
private void SaveGradeButton_Click(object sender, EventArgs e)
{
this.ShowLabel.Text = "正在执行,请稍后";
this.ShowLabel.Visible = true;
if (this.StudentId.Text == "" || this.StudentCourse.Text == "" || this.StudentGrade.Text == "")
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("请确保信息完整", "错误");
this.ShowLabel.Visible = false;
return;
}
else if (!Judge.JudgeChars(this.StudentId.Text))
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("请确保学号是纯数字", "错误");
this.ShowLabel.Visible = false;
return;
}
else if (!Judge.JudgeChars(this.StudentGrade.Text))
{
this.ShowLabel.Text = "出现错误，已终止操作";
MessageBox.Show("请确保成绩是纯数字", "错误");
this.ShowLabel.Visible = false;
return;
}
if (!ReadDatabase.ChangeDataBase("Grade", new Student(StudentId.Text, StudentName.Text, StudentCourse.Text, StudentGrade.Text)))
{
this.ShowLabel.Text = "执行错误";
MessageBox.Show("数据保存失败，未知错误");
this.ShowLabel.Visible = false;
return;
}
this.ShowLabel.Visible = false;
this.timer1.Enabled = true;
this.ShowLabel.Text = "操作成功";
}
/// <summary>
/// 查询搜索
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FindButton_Click(object sender, EventArgs e)
{
//正在测试的，显示表格
string keyword = FindTextBox.Text.Replace(" ", "");
InformationType DataType;
if (keyword == "" || keyword == @"请输入“姓名”或者“学号”开始查询 注:当内容为数字串时默认为“学号”，非数字串时默认为“姓名”，请确保只输入一种".Replace(" ", "") || keyword == "此功能不支持关键字查询，请检查功能按钮状态".Replace(" ", ""))
{
DataType = InformationType.none;
}
else if (Judge.JudgeChars(keyword))
{
DataType = InformationType.id;
}
else
{
DataType = InformationType.name;
}
DataTable result = null;
//if (FindTextBox.Text.ToLower() == "Test".ToLower() || FindTextBox.Text == "测试")
//{
// result = ReadDatabase.GetData("Test");
// ResultTable.DataSource = result;
// return;
//}
if (FindTextBox.Text == "" || FindTextBox.Text == @"请输入“姓名”或者“学号”开始查询 注:当内容为数字串时默认为“学号”，非数字串时默认为“姓名”，请确保只输入一种")
{
if (ChooseBox.Text == "默认")
{
result = ReadDatabase.GetData("Default");//显示学生基本信息
ResultTable.DataSource = result;
ResultTable.Columns[0].Width = 100;
}
else
{
MessageBox.Show("请输入查询关键字(姓名或者学号)");
}
return;
}
//执行查询操作，获取数据表
if (ChooseBox.Text == "默认")//查询某个同学。。。。。
{
result = ReadDatabase.GetData("Default", keyword, DataType);
}
else if (ChooseBox.Text == "查询基本信息")
{
result = ReadDatabase.GetData("Information", keyword, DataType);
}
else if (ChooseBox.Text == "查询课程及成绩")
{
result = ReadDatabase.GetData("ClassAndGrade", keyword, DataType);
}
else if (ChooseBox.Text == "查询历史教师")
{
result = ReadDatabase.GetData("Teacher", keyword, DataType);
}
else if (ChooseBox.Text == "查询即将被开除学生")
{
result = ReadDatabase.GetData("FailStudent", keyword, DataType);
}
ResultTable.DataSource = result;
ResultTable.Columns[0].Width = 100;
}
