private static changePassword _instance = null; // 单例模式
public static changePassword CreateInstance()
{
if (_instance == null)
{
_instance = new changePassword();
}
return(_instance);
}
private void button_OK_Click(object sender, EventArgs e)
{
foreach (UserAction action in main.ActionList)
{
if (action.actionSource == "Reader" && action.actionType == "Password")
{
Reader tmp = (Reader)action.actionModel;
if (tmp.rdID == GlobalObject.reader.rdID)
{
MessageBox.Show("当前操作列表中已存在对当前用户的修改，请检查！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
}
if (textBox_old_pwd.Text == "")
{
MessageBox.Show("原密码不能为空！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_new_pwd.Text == "")
{
MessageBox.Show("新密码不能为空！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_new_pwd.Text != textBox_new_pwd2.Text)
{
MessageBox.Show("两次输入的密码不一致！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (GlobalObject.reader.rdPwd != EncryptProvider.Md5(textBox_old_pwd.Text))
{
MessageBox.Show("原密码错误！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
if (textBox_new_pwd.Text == textBox_old_pwd.Text)
{
MessageBox.Show("新密码不能与旧密码一样！", "提示：", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
GlobalObject.readerSource.rdID = GlobalObject.reader.rdID;
GlobalObject.readerSource.rdName = GlobalObject.reader.rdName;
GlobalObject.readerSource.rdPwd = EncryptProvider.Md5(textBox_new_pwd.Text);
GlobalObject.actionSource.actionSource = "Reader";
GlobalObject.actionSource.actionModel = GlobalObject.readerSource;
GlobalObject.actionSource.actionType = "Password";
GlobalObject.actionSource.actionDescription = $"修改用户 {GlobalObject.readerSource.rdName}(rdID:{GlobalObject.readerSource.rdID}) 的密码";
main.addAction(GlobalObject.actionSource);
this.Visible = false;
_instance = null;
this.Dispose();
}
private void button_Cancel_Click(object sender, EventArgs e)
{
_instance = null;
this.Dispose();
}
