public partial class Form1 : Form
{
        public Form1()
        {
            InitializeComponent();
        }
         
        int num = 1;   //定義num是為了獲取輸入錯誤的次數
 
        private void btnregster_Click(object sender, EventArgs e)
        { 
            //如果達到三次則注冊按鈕將不能使用
            if (num == 3)
            {
                this.btnregster.Enabled = false;
            }
            //定義字符串來接收文本數據
            string user = this.txtname.Text.Trim();
            string pwd = this.txtpwd.Text.Trim();  
            string email = this.txtemail.Text.Trim();
            string phone = this.txtphone.Text.Trim();

 

    //判斷用戶名、密碼、郵箱、手機、性別、愛好是否為空，如果為空，則提示注冊失敗，否則則提示注冊成功，進入下一個界面
                if (string.IsNullOrEmpty(user))
                {
                    MessageBox.Show("注冊失敗，未輸入用戶名！");
                    ++num; //計時器的累加
                }
 
                else if (string.IsNullOrEmpty(pwd))
                {
                    MessageBox.Show("注冊失敗，未輸入密碼！");
                    ++num;
                }
 
               else if (txtaginpwd.Text != pwd)
                {
                    MessageBox.Show("注冊失敗，確認密碼必須保持一致");
                    ++num;
                }
 
                else if (string.IsNullOrEmpty(email))
                {
                    MessageBox.Show("注冊失敗，未輸入郵箱");
                    ++num;
                }
 
                else if (string.IsNullOrEmpty(phone))
                {
                    MessageBox.Show("注冊失敗，未輸入手機號");
                    ++num;
                }
 
                else if (cbkbasketball.Checked==false && cbkpaiqiu.Checked==false && cbkscore.Checked==false)//只有在都沒有被選中的情況下才顯示注冊失敗
                {
                    MessageBox.Show("注冊失敗，請選擇愛好！");
                    ++num;
                }
                else if (radman.Checked==false && radwomen.Checked==false  )
                {
                    MessageBox.Show("注冊失敗，請選擇性別"); 
                     ++num;
                }
               else
              {
                   MessageBox.Show("注冊成功");
                   Form2 fm = new Form2(user);//打開Form2的窗體，這里傳入一個參數user。
                   fm.Show();
                   this.Hide();    //隱藏Form1的窗體  
             }
           //創建一個Regster文本文檔，并寫入注冊信息，且以分隔符（|）隔開
                string gender = string.Empty;
                string like = string.Empty;
              //判斷性別被選中的是哪個，就獲取哪個的文本
                if (radman.Checked == true)
                {
                    gender = radman.Text;
                }
                else
                {
                    gender = radwomen.Text;
                }
              //判斷愛好哪幾個被選中，則獲取選中的文本
                 
                if (this.cbkbasketball.Checked)
                {
                    like += cbkbasketball.Text + ",";
                }
                if (this.cbkpaiqiu.Checked)
                {
                    like += cbkpaiqiu.Text+",";
                   
                }
                if (this.cbkscore.Checked)
                {
                    like += cbkscore.Text+",";
                }
                string[] array = { txtname.Text, txtpwd.Text, txtemail.Text, txtphone.Text, gender,like };//定義一個數組來接收注冊信息的數據
                string strs = string.Empty;
                foreach (var item in array)
               {
                    strs += item;
                    strs = string.Join("|",array);//注冊信息在文本文檔中以分隔符隔開
           }
                File.WriteAllText("Regster.txt", strs);//若只寫文檔名字，則默認的路徑是在本項目的bin目錄下。
         }
            private void btnconsole_Click(object sender, EventArgs e)//取消按鈕
      { 
            txtname.Focus();//讓用戶名重新獲取焦點
            txtname.Text = "";
            txtpwd.Text = "";
            txtaginpwd.Text = "";
            txtemail.Text = "";
            txtphone.Text = "";
            radman.Checked = false;
            radwomen.Checked = false;
            cbkbasketball.Checked = false;
            cbkpaiqiu.Checked = false;
            cbkscore.Checked = false;
        }
 
        private void timer1_Tick(object sender, EventArgs e)
        {
             //輸入三次錯誤后，計時器停止輸入3分鐘后再重新輸入
                this.btnregster.Enabled = true;
        }
 
        private void Form1_Activated(object sender, EventArgs e)
       {
            txtname.Focus();//首先讓用戶名文本框獲得焦點
}