// 傳送訊息
private void btnSendMsg_Click(object sender, EventArgs e)
{
if (txtMessage.Text.Length == 0)
{
return;
}
if (receiveFlag)
{
MessageMod mod = new MessageMod();
mod.MsgType = (int)Common.PubClass.MsgType.Client2Client;
mod.FromUser = localName;
mod.FromUser_Name = userName;
mod.ToUser = "";
mod.Content = this.txtMessage.Text;
socketClient.Send(mod.ToBytes());
txtReceived.AppendTxt(string.Format("{0}：{1}", mod.FromUser_Name, mod.Content));
this.txtMessage.Clear();
this.txtMessage.Focus();
SendKeys.Send("{BACKSPACE}");
}
else
{
MessageBox.Show("伺服器停止回應");
}
}
//傳送檔案
private void btnSendFile_Click(object sender, EventArgs e)
{
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
this.txtFilePath.Text = openFileDialog.FileName;
this.txtFilePath.Enabled = false;
}
string fileName = txtFilePath.Text;
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("請選擇檔案");
return;
}
//將檔案打包成mod
MessageMod mod = new MessageMod();
using (FileStream fs = new FileStream(fileName, FileMode.Open)) {
byte[] byts = new byte[fs.Length];
fs.Read(byts, 0, (int)byts.Length);
mod.ContentBytes = byts;
//mod.ContentBytes = File.ReadAllBytes(fileName);
fs.Close();
}
mod.MsgType = (int)Common.PubClass.MsgType.Client2ClientFile;
mod.FromUser = localName;
mod.FromUser_Name = userName;
mod.ToUser = "";
mod.Content = fileName;
socketClient.Send(mod.ToBytes(), 0, mod.ToBytes().Length, SocketFlags.None); //傳送出去
txtFilePath.Text = "";
}
//傳送檔案
private void btnSendFile_Click(object sender, EventArgs e)
{
string SelectFriend = GetSelectClient();
if (SelectFriend.Length == 0)
{
return;
}
string fileName = txtFilePath.Text;
if (string.IsNullOrEmpty(fileName))
{
MessageBox.Show("請選擇檔案");
return;
}
//將檔案打包成mod
MessageMod mod = new MessageMod();
using (FileStream fs = new FileStream(fileName, FileMode.Open)) {
byte [] byts = new byte [1024 * 1024 * 2];
fs.Read(byts, 0, (int)fs.Length);
mod.ContentBytes = byts;
}
mod.MsgType = (int)Common.PubClass.MsgType.Client2ClientFile;
mod.FromUser = localName;
mod.ToUser = SelectFriend;
mod.Content = fileName;
socketClient.Send(mod.ToBytes()); //傳送出去
}
// 傳送訊息
private void btnSendMsg_Click(object sender, EventArgs e)
{
string SelectFriend = GetSelectClient();
if (SelectFriend.Length == 0)
{
return;
}
if (txtMessage.Text.Length == 0)
{
return;
}
if (receiveFlag)
{
MessageMod mod = new MessageMod();
mod.MsgType = (int)Common.PubClass.MsgType.Client2Client;
mod.FromUser = localName;
mod.ToUser = SelectFriend;
mod.Content = this.txtMessage.Text;
socketClient.Send(mod.ToBytes());
txtReceived.AppendTxt(string.Format("{0}：{1}", mod.FromUser, mod.Content));
this.txtMessage.Text = "";
}
else
{
MessageBox.Show("伺服器停止回應");
}
}
private void SendFrientToAll()
{
if (dictClients.Count < 1)
{
return;
}
string clients = "";
foreach (KeyValuePair <string, Socket> item in dictClients)
{
clients += "^" + item.Key; //^IP:port
//Debug.Print(clients);
}
clients = clients.Substring(1);
//處理訊息，建立每個訊息的詳細資訊
MessageMod mod = new MessageMod();
mod.MsgType = (int)Common.PubClass.MsgType.RadioClients;
mod.FromUser = socketServer.LocalEndPoint.ToString();
mod.ToUser = "******";
mod.Content = clients;
mod.ContentBytes = new byte[1];
foreach (var item in dictClients)
{
item.Value.Send(mod.ToBytes()); //Value = socket
}
}
private void Server2ClientMsg(string toUser, string msg, bool isAll, Common.PubClass.MsgType type = Common.PubClass.MsgType.Server2ClientMsg)
{
//處理訊息，建立每個訊息的詳細資訊
MessageMod mod = new MessageMod();
mod.MsgType = (int)type;
mod.FromUser = socketServer.LocalEndPoint.ToString();
mod.ToUser = toUser;
mod.Content = msg;
mod.ContentBytes = new byte[1];
byte[] bytes = mod.ToBytes();
txtServerState.AppendTxt("【" + txtSerName.Text + "】" + " 對 " + "【" + mod.ToUser + "】" + " 說：" + msg);
foreach (KeyValuePair <string, Socket> item in dictClients)
{
if (isAll) //全體
{
item.Value.Send(bytes);
}
else if (item.Key == toUser)
{
item.Value.Send(bytes);
}
}
}
// 監聽接收訊息的線程
private void ReceiveMsg(Socket socketConn)
{
try
{
while (true)
{
byte[] bytes = new byte[1024 * 1024 * 2];
socketConn.Receive(bytes); //從已連接的Socket接收資料至接收緩衝區中
string receiveMsg = Encoding.UTF8.GetString(bytes);
MessageMod mod = new MessageMod(receiveMsg);
string FromUserPort = mod.FromUser.Split(':')[1];
mod.ToUser = user_dic[FromUserPort];
switch (mod.MsgType)
{
case (int)Common.PubClass.MsgType.Client2Client:
this.txtServerState.AppendTxt(string.Format("【{0}】 對 【{1}】 說：{2}", mod.FromUser, mod.ToUser, mod.Content));
foreach (var item in dictClients)
{
if (item.Key == mod.ToUser)
{
item.Value.Send(bytes);
}
}
break;
case (int)Common.PubClass.MsgType.Client2ClientFile:
txtServerState.AppendTxt(string.Format("【{0}】 對 【{1}】 傳送了一個檔案：【{2}】", mod.FromUser, mod.ToUser, mod.Content));
SendFile(mod, false);
txtServerState.AppendTxt("傳送完成, 檔案大小：" + mod.ContentBytes.Length.ToString() + "kb");
break;
case (int)Common.PubClass.MsgType.ShineScreen: //叮咚
txtServerState.AppendTxt(string.Format("【{0}】 對 【{1}】傳送了一個叮咚", mod.FromUser, mod.ToUser));
Server2ClientMsg(mod.ToUser, mod.Content, false, PubClass.MsgType.ShineScreen);
break;
}
}
}
catch
{
string connName = socketConn.RemoteEndPoint.ToString();
string connNamePort = ((IPEndPoint)socketConn.RemoteEndPoint).Port.ToString();
this.txtLog.AppendTxt(connName + " 已離線");
if (user_dic.ContainsKey(connNamePort))
{
Server2ClientMsg(user_dic[connNamePort], "對方已離線", false, Common.PubClass.MsgType.Offline);
user_dic.Remove(user_dic[connNamePort].Split(':')[1]); //從user_dic中移除
user_dic.Remove(connNamePort);
}
txtNowCount.Text = (int.Parse(txtNowCount.Text) - 1).ToString();
dictClients.Remove(connName); //從dictClients中移除socket
this.lstClient.Items.Remove(connName);
}
}
private void SendFile(MessageMod mod, bool isAll)
{
byte[] byts = mod.ToBytes();
foreach (KeyValuePair <string, Socket> item in dictClients)
{
if (isAll)
{
item.Value.Send(byts);
}
else if (item.Key == mod.ToUser)
{
item.Value.Send(byts);
}
}
}
//叮咚
private void btnShake_Click(object sender, EventArgs e)
{
string SelectFriend = GetSelectClient();
if (SelectFriend.Length == 0)
{
return;
}
MessageMod mod = new MessageMod();
mod.MsgType = (int)Common.PubClass.MsgType.ShineScreen;
mod.FromUser = localName;
mod.ToUser = SelectFriend;
mod.Content = "叮咚！有人在家嗎～～";
socketClient.Send(mod.ToBytes());
}
//叮咚
private void btnShake_Click(object sender, EventArgs e)
{
MessageMod mod = new MessageMod();
mod.MsgType = (int)Common.PubClass.MsgType.ShineScreen;
mod.FromUser = localName;
mod.FromUser_Name = userName;
mod.ToUser = "";
mod.Content = "叮咚！有人在家嗎～～";
socketClient.Send(mod.ToBytes());
this.txtReceived.SelectionFont = new Font("微軟正黑體", 14, FontStyle.Bold);
this.txtReceived.SelectionColor = Color.Red;
this.txtReceived.AppendTxt("叮咚！有人在家嗎～～");
this.txtReceived.SelectionFont = new Font("微軟正黑體", 12, FontStyle.Regular);
this.txtReceived.SelectionColor = Color.Black;
}
// 永久監聽線程
private void ReceiveMsg()
{
try {
while (receiveFlag)
{
byte [] bytes = new byte [1024 * 1024 * 2];
socketClient.Receive(bytes);
string receiveMsg = Encoding.UTF8.GetString(bytes);
Debug.Print(receiveMsg);
MessageMod mod = new MessageMod(receiveMsg);
switch (mod.MsgType)
{
//一般傳訊息
case (int)Common.PubClass.MsgType.Client2Client:
this.txtReceived.AppendTxt(string.Format("{0}：{1}", mod.FromUser_Name, mod.Content));
break;
// 踢人
case (int)Common.PubClass.MsgType.TR:
this.txtReceived.AppendTxt(mod.Content);
socketClient.Close();
receiveFlag = false;
System.Timers.Timer tim = new System.Timers.Timer(3000);
tim.Enabled = true;
tim.Elapsed += (object sender, System.Timers.ElapsedEventArgs e) => { this.Close(); };
break;
//伺服器關閉
case (int)Common.PubClass.MsgType.ServerClosed:
socketClient.Close();
this.txtReceived.AppendTxt("伺服器連線失敗，3秒後即將關閉視窗...");
System.Timers.Timer timer = new System.Timers.Timer(3000);
timer.Enabled = true;
timer.Elapsed += (object sender, System.Timers.ElapsedEventArgs e) => { this.Close(); };
break;
//禁言
case (int)Common.PubClass.MsgType.JY:
this.txtReceived.AppendTxt(mod.Content);
this.btnSendMsg.Enabled = false;
this.txtMessage.Enabled = false;
this.txtMessage.BackColor = Color.Red;
break;
// 解禁言
case (int)Common.PubClass.MsgType.CancelJY:
this.txtReceived.AppendTxt(mod.Content);
this.btnSendMsg.Enabled = true;
this.txtMessage.Enabled = true;
this.txtMessage.BackColor = Color.White;
break;
//接收檔案
case (int)Common.PubClass.MsgType.Client2ClientFile:
if (MessageBox.Show("是否接收？", mod.FromUser + "傳送的檔案", MessageBoxButtons.YesNoCancel)
== System.Windows.Forms.DialogResult.Yes)
{
if (sfgDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
using (FileStream fs = new FileStream(sfgDialog.FileName, FileMode.Create)) {
fs.Write(mod.ContentBytes, 0, mod.ContentBytes.Length);
txtReceived.AppendTxt("接收了一個檔案" + sfgDialog.FileName);
}
}
else
{
txtReceived.AppendTxt("取消接收文件" + sfgDialog.FileName);
}
}
break;
//叮咚
case (int)Common.PubClass.MsgType.ShineScreen:
this.txtReceived.SelectionFont = new Font("微軟正黑體", 14, FontStyle.Bold);
this.txtReceived.SelectionColor = Color.Red;
this.txtReceived.AppendTxt("叮咚！有人在家嗎～～");
this.txtReceived.SelectionFont = new Font("微軟正黑體", 12, FontStyle.Regular);
this.txtReceived.SelectionColor = Color.Black;
ShakeWindow();
break;
//管理員 to 用戶
case (int)Common.PubClass.MsgType.Server2ClientMsg:
this.txtReceived.AppendTxt(string.Format("管理員：{0}", mod.Content));
break;
//配對
case (int)Common.PubClass.MsgType.Check:
this.txtReceived.AppendTxt(mod.Content);
this.txtMessage.Enabled = true;
this.btnShake.Enabled = true;
this.btnSendMsg.Enabled = true;
this.btnSendFile.Enabled = true;
break;
//對方離線
case (int)Common.PubClass.MsgType.Offline:
this.txtReceived.SelectionFont = new Font("微軟正黑體", 12, FontStyle.Bold);
this.txtReceived.AppendTxt(mod.Content);
this.txtReceived.SelectionFont = new Font("微軟正黑體", 12, FontStyle.Regular);
this.txtMessage.Enabled = false;
this.btnShake.Enabled = false;
this.btnSendMsg.Enabled = false;
this.btnSendFile.Enabled = false;
this.userName_textBox.Enabled = true;
this.btnConnection.Enabled = true;
socketClient.Close();
receiveFlag = false;
break;
}
}
} catch (Exception ex)
{
MessageBox.Show("伺服器連線失敗，3秒後即將關閉視窗..." + ex.Message);
receiveFlag = false;
System.Timers.Timer timer = new System.Timers.Timer(3000);
timer.Enabled = true;
timer.Elapsed += (object sender, System.Timers.ElapsedEventArgs e) => { this.Close(); };
}
}
