//添加朋友
private void button_addfriend_Click(object sender, EventArgs e)
{
string friend_name = textBox_friendname.Text;
bool state = true;
//判断是否已经是好友
foreach (ListViewItem item in listView1.Items)
{
if (friend_name == item.Text)
{
MessageBox.Show(this, "已经在好友列表中", "信息提示",
MessageBoxButtons.OK, MessageBoxIcon.Information);
state = false;
break;
}
}
//判断是否存在该账号
if (state)
{
string recv_str = Server_Connection.Search_Friend(friend_name, client_socket);
if (recv_str == "Incorrect No." || recv_str == "Please send the right message")
{
MessageBox.Show(this, "用户不存在", "信息提示",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
string search_text = "Select username from user_table where username="******"该用户还未注册", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (recv_str == "n")
{
MessageBox.Show(this, "该用户不在线，请稍后再试", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
Socket add_friend_socket = P2P_Communication.Commun_Friend(friend_name, client_socket);
string send_msg = "a." + user_name;
P2P_Communication.Connect_Send(add_friend_socket, send_msg);
Thread.Sleep(10);
add_friend_socket.Shutdown(SocketShutdown.Both);
add_friend_socket.Close();
}
}
}
}
public Main_Window(string username, Socket s)
{
InitializeComponent();
//数据库连接
connection = My_Database.Connect_Database();
label_username.Text = username;
user_name = username;
client_socket = s;
int listen_port;
listen_port = Convert.ToInt32(username.Substring(6)) + 50000;
//开始监听
P2P_Communication.Begin_Listening(listen_port, user_name, this);
string search_text = "Select friend_list from friend_table where username=" + user_name;
object friend_all = My_Database.SQLite_Select(search_text, connection).ToString();
//string[] friend_array;
//friend_list = friend_all.ToString().Split('.');
if (friend_all.ToString().Length > 10)
{
friend_list = friend_all.ToString().Substring(11);
}
get_friend_list(true);
get_group_list();
//创建进程刷新好友在线状态
threadstart_query = new ThreadStart(query_friend_state);
thread_query = new Thread(threadstart_query);
thread_query.IsBackground = true;
thread_query.Start();
chat_select = 0;
unread_num = 0;
listView_unread.Hide();
listView_group.Hide();
button_approve.Hide();
button_refuse.Hide();
label1.Hide();
label2.Hide();
button_refuse.Enabled = false;
button_approve.Enabled = false;
//unread_msg = null;
}
private void button_login_Click(object sender, EventArgs e)
{
string username = textBox_username.Text;
//Server_Connection get_server = new Server_Connection();
Socket client_socket = Server_Connection.Connect_Server();
string search_text = "Select username from user_table where username="******"Select password from user_table where username="******"该用户还未注册", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else if (result2.ToString() != textBox_password.Text)
{
MessageBox.Show(this, "密码错误", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
string info;
info = Server_Connection.Loginto_Server(username, client_socket);
if (info == "lol")
{
MessageBox.Show(this, "登录成功", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
//登陆成功，打开主窗口界面
Main_Window main_window = new Main_Window(username, client_socket);
main_window.Show();
connection.Close();
this.Hide();
}
else if (info == "Incorrect login No.")
{
MessageBox.Show(this, "该用户名不规范", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
//发起聊天
private void button_chat_Click(object sender, EventArgs e)
{
if (listView1.SelectedItems.Count == 0 && listView_group.SelectedItems.Count == 0)
{
MessageBox.Show(this, " 请选中好友进行聊天", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else if (listView_group.SelectedItems.Count == 0 && listView1.SelectedItems[0].SubItems[1].Text == "offline")
{
MessageBox.Show(this, " 好友不在线，无法聊天", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
List <string> all_user = new List <string>();
List <Socket> chat_socket = new List <Socket>();
int chat_num = 0; //聊天人数
if (chat_select == 0)
{
string friend_name = user_name;
foreach (ListViewItem item in listView1.SelectedItems)
{
friend_name = friend_name + "." + item.Text;
chat_num++;
}
//开始发起聊天请求
string send_str = "chat." + friend_name;
all_user.Add(send_str);
if (chat_num > 1)
{
string select_text = "Select count(*) from group_table";
string group_name = "'chatgroup" + My_Database.SQLite_Select(select_text, connection) + "'";
//string group_name = "ccc";
string insert_text = "insert into group_table(groupname,username) values(" + group_name + "," + user_name + ")";
My_Database.SQLite_Insert(insert_text, connection);
string update_text = "update group_table set username = '******' where groupname=" + group_name;
My_Database.SQLite_Update(update_text, connection);
ListViewItem new_item = new ListViewItem(group_name);
}
}
else
{
int ind = listView_group.Items.IndexOf(listView_group.SelectedItems[0]);
string[] user_list = all_chat_group[ind].user.Split('.');
string send_str = "chat.";
string all = null;
for (int i = 0; i < user_list.Length; i++)
{
if (user_list[i] == user_name)
{
user_list[i] = user_list[0];
user_list[0] = user_name;
all = string.Join(".", user_list);
break;
}
}
send_str = send_str + all;
chat_num = all_chat_group[ind].user.Split('.').Length - 1;
all_user.Add(send_str);
}
//chat_socket = P2P_Communication.Commun_Friend(send_str, client_socket);
//Socket chat_socket = P2P_Communication.Commun_Friend(friend_name, client_socket);
//创建窗口
Thread thread_chat = new Thread(() => Application.Run(new Chat_Window(all_user, chat_socket, chat_num, 0)));
thread_chat.SetApartmentState(System.Threading.ApartmentState.STA);//单线程监听控制
thread_chat.Start();
}
}
private void button_register_Click(object sender, EventArgs e)
{
string username = textBox_username.Text;
string password = textBox_password.Text;
string password2 = textBox_password2.Text;
//密码输入不一致
if (password != password2)
{
MessageBox.Show(this, "密码输入不一致", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
string info = Server_Connection.Loginto_Server(username, client_socket);
if (info == "Incorrect login No.")
{
MessageBox.Show(this, "用户名不符合规范", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
string search_text = "Select username from user_table where username="******"该用户已被注册", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
//注册成功
else
{
string insert_text = "insert into user_table(username,password) values(" + username + "," + password + ")";
string insert_text2 = "insert into friend_table(username,friend_list) values(" + username + "," + username + ")";
/*
* using (SqlCommand cmd = connection.CreateCommand())
* {
* cmd.CommandText = insert_text;
* cmd.ExecuteNonQuery();
* cmd.CommandText = insert_text2;
* cmd.ExecuteNonQuery();
* }
*/
My_Database.SQLite_Insert(insert_text, connection);
My_Database.SQLite_Insert(insert_text2, connection);
MessageBox.Show(this, "注册成功", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
connection.Close();
this.Close();
}
}
}
textBox_username.Clear();
textBox_password.Clear();
textBox_password2.Clear();
}