C#人力资源管理系统

人力资源管理系统

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

namespace 人力资源管理系统
{
    public partial class main : Form
    {
        public main()
        {
            InitializeComponent();
        }

        private void main_Load(object sender, EventArgs e)
        {
            this.Text = "人力资源管理系统";
            groupBox1.Visible = false;
            groupBox2.Visible = false;
            groupBox3.Visible = false;
            foreach (TreeNode item in treeView1.Nodes)
            {

                //MessageBox.Show(((TreeNode)item).Text);
                comboBox1.Items.Add(item.Text);
                comboBox1.DropDownStyle = ComboBoxStyle.DropDownList;
                comboBox1.SelectedIndex = 0;
            }
        }

        private void timer1_Tick(object sender, EventArgs e)
        {

            toolStripStatusLabel4.Text = DateTime.Now.ToString();//显示当前时间
        }

        private void 修改密码ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            groupBox1.Visible = true;//出现
            groupBox2.Visible = false;
            groupBox3.Visible = false;


        }
        //const string rsid = "123456", rpwd = "12345";
        //const string ygid = "1234", ygpwd = "123";
        //const string glyid = "12345", glypwd = "1234";
        private void button1_Click(object sender, EventArgs e)
        {
            string oldpwd = textBox1.Text;
            string newpwd = textBox2.Text;
            string repwd = textBox3.Text;
            if (oldpwd==""||newpwd==""||repwd=="")
            {
                MessageBox.Show("请输入正确的密码");
                return;
            }
            if (oldpwd.Equals("12345") || oldpwd.Equals("123") || oldpwd.Equals("1234"))
            {
                if (newpwd.Equals(repwd))
                {
                    DialogResult result=MessageBox.Show("修改密码成功","提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
                    if (result == DialogResult.OK)

                    {
                        groupBox1.Visible = false;
                    }
                    else
                    {
                        MessageBox.Show("重复密码和新密码一致，请重新输入");
                    }
                }
            }
            else
            {
                MessageBox.Show("密码错误请重新输入");
            }
        }

        private void 退出登录ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void 切换账号ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Form1 form = new Form1();
            form.Show();
        }

        private void 员工添加ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            label1.Hide();
            groupBox2.Visible = true;
            groupBox1.Visible = false;
            groupBox3.Visible = false;
        }

        private void button2_Click(object sender, EventArgs e)
        {
            string name = textBox4.Text;
            if (name == "")
            {
                MessageBox.Show("请输入姓名！");
                return;
            }
            string cname = comboBox1.SelectedItem.ToString();
            foreach (TreeNode item in treeView1.Nodes)
            {
                if (item.Text == cname)
                {
                    item.Nodes.Add(name);
                    textBox4.Text = "";
                }
            }
        }

        private void 设置字体ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            fontDialog1.ShowDialog();
            this.Font = fontDialog1.Font;
        }

        private void 绿的ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.BackColor = Color.Green;
        }

        private void 红色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
            this.BackColor = Color.PaleVioletRed;
        }

        private void 蓝色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.BackColor = Color.Blue;
        }

        private void 粉色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.BackColor = Color.DeepPink;
        }

        private void 黄色ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.BackColor = Color.Orange;
        }

        private void 删除ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            TreeNode node = treeView1.SelectedNode;
            foreach (TreeNode item in treeView1.Nodes)
            {
                if (node.Text == item.Text)
                {
                    MessageBox.Show("不能删除班级！");
                    return;
                }
            }
           
            node.Remove();
        }

        private void 修改ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string oldpwd = textBox1.Text;
            string newpwd = textBox2.Text;
            string repwd = textBox3.Text;
            if (oldpwd == "" || newpwd == "" || repwd == "")
            {
                MessageBox.Show("请输入正确的密码");
                return;
            }
            if (oldpwd.Equals("12345") || oldpwd.Equals("123") || oldpwd.Equals("1234"))
            {
                if (newpwd.Equals(repwd))
                {
                    DialogResult result = MessageBox.Show("修改密码成功", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
                    if (result == DialogResult.OK)

                    {
                        groupBox1.Visible = false;
                    }
                    else
                    {
                        MessageBox.Show("重复密码和新密码一致，请重新输入");
                    }
                }
            }
            else
            {
                MessageBox.Show("密码错误请重新输入");
            }
        }

        private void 个人信息ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            
            groupBox3.Visible = true;
            groupBox2.Visible = false;
            groupBox1.Visible = false;
            label1.Hide();
        }

        private void 领导查看ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Close();
        }
    }
}

运行结果：

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