protected void Button3_Click(object sender, EventArgs e)
{
SQLMHXY sQLMHXY = new SQLMHXY();
if (TextBox2.Text.ToString().Trim() == "" || TextBox1.Text.ToString().Trim() == "")
{
Response.Write("<script>javascript:alert('请输入完整的账户名或者密码');history.back();</script>");
Response.End();
}
try
{
sQLMHXY.openDatabase();
String i = "SELECT TOP 1000 [ID],[NAME] ,[PASSWORD] FROM [MHXY].[dbo].[login]";
SqlDataReader dr = sQLMHXY.load(i);
while (dr.Read())
{
TextBox1.Text = dr[0].ToString().Trim();
TextBox2.Text = dr[1].ToString().Trim();
Response.Redirect("test.aspx");
Response.End();
}
sQLMHXY.closeDatabase();
}
catch (Exception ex)
{
Response.Write(ex.ToString());
}
}
/// <summary>
/// 查询显示第一项第一列
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Button6_Click(object sender, EventArgs e)
{
try
{
SQLMHXY sQLMHXY = new SQLMHXY();
sQLMHXY.openDatabase();
String str1 = TextBox3.Text.Trim();
string sqlStr = System.Configuration.ConfigurationManager.AppSettings[str1].ToString();
TextBox3.Text = sQLMHXY.sqlExecuteScalar(sqlStr);
}
catch (Exception ex)
{
Response.Write(ex.ToString());
}
}
/// <summary>
/// 查询表格并填充
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Button5_Click(object sender, EventArgs e)
{
SQLMHXY sQLMHXY = new SQLMHXY();
sQLMHXY.openDatabase();
//配置sql语句,查询登录表所有信息
string sqlStr = System.Configuration.ConfigurationManager.AppSettings["sqlLogin1"].ToString();
SqlDataAdapter da = sQLMHXY.gridViewData(sqlStr);
sQLMHXY.closeDatabase();
DataSet data = new DataSet();
da.Fill(data, "table");
this.GridView1.DataSource = data;
this.GridView1.DataBind();
}
