//成绩快速浏览：txt=>change事件
private void TxtScore_TextChanged(object sender, EventArgs e)
{
if (this.dgvScoreList.RowCount == 0)
{
return;
}
if (this.txtScore.Text.Trim().Length == 0)
{
return;
}
if (!DataValidate.IsInteger(this.txtScore.Text.Trim()))
{
this.txtScore.Text = "";
this.txtScore.SelectAll();
MessageBox.Show("成绩只能为整数！", "提示信息");
return;
}
this.cboClass.SelectedIndex = -1;
var item = this.txtScore.Text.Trim();
int score = Convert.ToInt32(item);
if (score > 100 || score < 0)
{
this.txtScore.Text = "";
this.txtScore.SelectAll();
MessageBox.Show("成绩只能在0-100之间！", "提示信息");
return;
}
this.da.Tables[0].DefaultView.RowFilter = "CSharp>" + this.txtScore.Text.Trim();
}
private void BtnQueryById_Click(object sender, EventArgs e)
{
if (this.txtStudentId.Text.Trim().Length == 0)
{
MessageBox.Show("请输入学员学号", "提示信息");
return;
}
if (!DataValidate.IsInteger(this.txtStudentId.Text.Trim()))
{
MessageBox.Show("学号必须为整数！", "提示信息");
this.txtStudentId.Focus();
this.txtStudentId.SelectAll();
return;
}
int studentId = Convert.ToInt32(this.txtStudentId.Text.Trim());
var studentInfo = studentService.GetStudebntByStudentId(studentId);
if (studentInfo == null)
{
MessageBox.Show("学员学号错误，暂无此学员！", "提示信息");
return;
}
if (frmStudentInfo == null)
{
frmStudentInfo = new FrmStudentInfo(studentInfo);
frmStudentInfo.ShowDialog();
}
else
{
frmStudentInfo.Activate();
frmStudentInfo.WindowState = FormWindowState.Normal;
}
}
private void txtScore_TextChanged(object sender, EventArgs e)
{
if (ds == null || this.txtScore.Text.Trim().Length == 0)
{
return;
}
if (!DataValidate.IsInteger(this.txtScore.Text.Trim()))
{
return;
}
else
{
this.ds.Tables[0].DefaultView.RowFilter = "CSharp >" + this.txtScore.Text.Trim();
}
}
