private void button1_Click(object sender, System.EventArgs e)
{
if (conn.KickOut(textBox_UserName.Text) == "")
{
MessageBox.Show("必须输入用户名！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_UserName.Text.Length > 20)
{
MessageBox.Show("请不要超长输入用户名！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
bool bool_UserName_Had = true;
try
{
bool_UserName_Had = conn.UserName_Had(textBox_UserName.Text);
}
catch
{
MessageBox.Show("数据库错误！！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
if (bool_UserName_Had == true)
{
MessageBox.Show("请不要输入重复的用户名！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_PassWord.Text == "")
{
MessageBox.Show("必须输入密码！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_PassWord.Text.Length > 20)
{
MessageBox.Show("请不要超长输入密码！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (conn.Sniffer_In(textBox_PassWord.Text) || conn.Sniffer_In(textBox_UserName.Text))
{
MessageBox.Show("用户名或密码不得用空格或者'\"?%=空格！", "警告！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
//去除'"?%=空格,插入办事处表
string errorstring = "", str_ReadOnly, str_Sql;
if (checkBox_ReadOnly.Checked == true)
{
str_ReadOnly = "1";
}
else
{
str_ReadOnly = "0";
}
str_Sql = "insert into Users (UserName,PassWord,ReadOnly) values ('"
+ conn.KickOut(textBox_UserName.Text) + "','" + conn.KickOut(textBox_PassWord.Text) + "'," + str_ReadOnly + ")";
errorstring = conn.ExeSql(str_Sql);
if (errorstring != "OK")
{
MessageBox.Show("未成功添加！请检查数据库！" + errorstring, "提醒！",
MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
button1.Enabled = false;
return;
}
MessageBox.Show("成功添加！", "提醒！", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
//刷新DataGrid显示
str_Sql = "SELECT UserName AS 用户名,PassWord AS 密码,ReadOnly AS 仅为只读用户 FROM Users";
try
{
errorstring = conn.Fill(str_Sql);
}
catch
{
MessageBox.Show(errorstring, "提醒！", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
conn.Close();
}
DataGrid1.SetDataBinding(conn.ds, "TableIn");
textBox_UserName.Text = "";
textBox_PassWord.Text = "";
checkBox_ReadOnly.Checked = true;
}
