private void btnSubmit_Click(object sender, EventArgs e) { db_users modeluser = new db_users(); if (new db_users().Exists(publicModel.username, "duanruo") || new db_users().Exists(publicModel.username, DESEncrypt.Encrypt(txtOldPwd.Text.Trim()))) { new db_users().UpdateNewsField(publicModel.username, " userPwd='" + DESEncrypt.Encrypt(txtNewPwd.Text.Trim()) + "'"); MessageBox.Show("密码修改成功!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); Close(); } else { MessageBox.Show("旧密码不正确!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } }
private void btnLogin_Click(object sender, EventArgs e) { string username = txtUserName.Text.Trim(); string userpwd = txtPwd.Text.Trim(); if (string.IsNullOrEmpty(username)) { MessageBox.Show("请输入用户名!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); txtUserName.Focus(); } else if (string.IsNullOrEmpty(userpwd)) { MessageBox.Show("请输入密码!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); txtPwd.Focus(); } else { db_users userModel = new db_users(); string pwd = DESEncrypt.Encrypt(userpwd); //上下午设置 string am = ""; string pm = ""; if (rbtn_am.Checked) { am = rbtn_am.Text; } if (rbtn_pm.Checked) { pm = rbtn_pm.Text; } if (userModel.Exists(username, pwd)) //if (true) { publicModel.am_pm = am + pm; publicModel.username = txtUserName.Text.Trim(); DialogResult = DialogResult.OK; } else { MessageBox.Show("用户名密码错误!", "系统提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); txtUserName.Focus(); } } }