WinformFileManagerSys/Backup/FileMS/F_Login.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace FileMS
{
    public partial class Frm_Login : Form
    {
        public Frm_Login()
        {
            InitializeComponent();
        }

        #region  公共变量
        ModuleClass.FrmAffairClass FrmAClass = new FileMS.ModuleClass.FrmAffairClass();
        ModuleClass.DataClass dataclass = new FileMS.ModuleClass.DataClass();
        #endregion

        private void panel_Exit_Click(object sender, EventArgs e)
        {
            panel_Cancel_Click(sender, e);
        }

        private void panel_Title_MouseDown(object sender, MouseEventArgs e)
        {
            FrmAClass.CPoint = new Point(-e.X, -e.Y);
        }

        private void panel_Title_MouseMove(object sender, MouseEventArgs e)
        {
            FrmAClass.FrmMove(this, e);
        }

        private void panel_Cancel_Click(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;//将当前窗体的对话框返回值设为Cancel
            Application.Exit();
        }

        private void panel_OK_Click(object sender, EventArgs e)
        {
            if (textBox_Name.Text=="" || textBox_Pass.Text=="")
            {
                MessageBox.Show("请将登录信息填写完整。", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else
            {
                DataSet dataset = dataclass.getDataSet("select ID from tb_Login where Name='" + textBox_Name.Text.Trim() + "' and Pass='" + textBox_Pass.Text.Trim() + "'", "tb_Login");
                if (dataset.Tables[0].Rows.Count > 0)
                {
                    ModuleClass.FrmAffairClass.UserSign = int.Parse(dataset.Tables[0].Rows[0][0].ToString());
                    ModuleClass.FrmAffairClass.IfSign = " and NodeSign=" + dataset.Tables[0].Rows[0][0].ToString();
                    DialogResult = DialogResult.OK;//将当前窗体的对话框返回值设为OK
                    this.Close();
                }
                else