private void s13_Click(object sender, EventArgs e)
{
try
{
TextBox_chat.SelectionAlignment = HorizontalAlignment.Right;
string whole = "Sticker!" + "\n";
byte[] data = Encoding.UTF8.GetBytes("--sticker--s13");
string title = Aliases[0] + "(" + members[0] + ")" + " " + DateTime.Now.ToString() + "\n";
TextBox_chat.AppendText(title);
TextBox_chat.AppendText(whole);
//Clipboard.Clear();
btm = new Bitmap(s13.BackgroundImage);
//Clipboard.SetImage(btm);
TextBox_chat.SelectionAlignment = HorizontalAlignment.Right;
//TextBox_chat.Paste();
foreach (Socket sc in all_sockets)
{
AsynSend(sc, whole);
}
foreach (Socket sc in all_sockets)
{
sc.Send(data);
}
Sticker s = new Sticker(start_sticker);
Invoke(s, new object[] { });
StickerList.Hide();
}
catch (Exception)
{
MessageBox.Show("连接失效", "网络错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
public void start_sticker()
{
Clipboard.Clear();
Clipboard.SetImage(btm);
TextBox_chat.Paste();
TextBox_chat.AppendText("\n");
}
private void button_send_Click(object sender, EventArgs e)
{
try
{
if (TextBox_send.Text == "")
{
MessageBox.Show("发送内容不能为空", "操作错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
string text = TextBox_send.Text;
while (is_sending)
{
}
;
is_sending = true;
TextBox_chat.SelectionAlignment = HorizontalAlignment.Right;
string whole = Aliases[0] + "(" + members[0] + ")" + " " + DateTime.Now.ToString() + "\n" + text + "\n";
TextBox_chat.AppendText(whole);
whole = text + "\n";
is_sending = false;
TextBox_send.Clear();
foreach (Socket sc in all_sockets)
{
AsynSend(sc, whole);
}
}
catch (Exception)
{
MessageBox.Show("连接失效", "网络错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
// 发送文件
private void button_file_Click(object sender, EventArgs e)
{
OpenFileDialog openFile1 = new OpenFileDialog();
if (openFile1.ShowDialog() == DialogResult.OK)
{
string pathname = openFile1.FileName;
byte[] data1 = Encoding.UTF8.GetBytes("--file--|" + pathname);
FileInfo sendFile = new FileInfo(pathname);
FileStream sendStream = sendFile.OpenRead();
int packetSize = 1024 * 1024;
int packetCount = (int)(sendFile.Length / ((long)packetSize));
int lastPacketData = (int)(sendFile.Length - ((long)packetSize * packetCount));
byte[] data = new byte[packetSize];
foreach (Socket sc in all_sockets)
{
sc.Send(data1);
//sc.SendFile(pathname, null, null, TransmitFileOptions.UseDefaultWorkerThread);
SendVarData(sc, System.Text.Encoding.Unicode.GetBytes(packetSize.ToString()));
SendVarData(sc, System.Text.Encoding.Unicode.GetBytes((packetCount + 1).ToString()));
for (int i = 0; i < packetCount; i++)
{
sendStream.Read(data, 0, data.Length);
SendVarData(sc, data);
}
if (lastPacketData != 0)
{
data = new byte[lastPacketData];
sendStream.Read(data, 0, data.Length);
SendVarData(sc, data);
}
}
//foreach (Socket sc in all_sockets)
//{
// sc.Send(pathname_bt);
//}
TextBox_chat.SelectionAlignment = HorizontalAlignment.Center;
TextBox_chat.AppendText("发送文件" + pathname + "\n");
}
else
{
return;
}
}
// 异步客户端接收消息
public void AsynReceive(Socket[] tcp_client)
{
byte[] data = new byte[1024];
try
{
foreach (Socket sc in tcp_client)
{
sc.BeginReceive(data, 0, data.Length, SocketFlags.None,
asyncResult =>
{
int len = 0;
try
{
len = sc.EndReceive(asyncResult);
if (len == 0)
{
//this.Dispose();
//this.Close();
this.Hide();
//return;
}
string[] t = Encoding.UTF8.GetString(data, 0, len).Split('|');
string receive_str = t[0];
foreach (Socket sc1 in tcp_client)
{
if (sc1 != sc)
{
AsynSend(sc1, receive_str);
}
}
if (receive_str == "--file--")
{
fileuse = t[1];
inter.Reset();
client cl = new client(file_Receive);
Invoke(cl, new object[] { sc });
inter.WaitOne();
}
else if (receive_str == "--shake--")
{
Shake s = new Shake(start_shaking);
Invoke(s, new object[] { });
}
else if (receive_str.Length == 14 && receive_str.Substring(0, 11) == "--sticker--")
{
TextBox_chat.SelectionAlignment = HorizontalAlignment.Left;
string tmp = receive_str.Substring(12, 2);
if (tmp == "01")
{
btm = new Bitmap(s1.BackgroundImage);
}
else if (tmp == "02")
{
btm = new Bitmap(s2.BackgroundImage);
}
else if (tmp == "03")
{
btm = new Bitmap(s3.BackgroundImage);
}
else if (tmp == "04")
{
btm = new Bitmap(s4.BackgroundImage);
}
else if (tmp == "05")
{
btm = new Bitmap(s5.BackgroundImage);
}
else if (tmp == "06")
{
btm = new Bitmap(s6.BackgroundImage);
}
else if (tmp == "07")
{
btm = new Bitmap(s7.BackgroundImage);
}
else if (tmp == "08")
{
btm = new Bitmap(s8.BackgroundImage);
}
else if (tmp == "09")
{
btm = new Bitmap(s9.BackgroundImage);
}
else if (tmp == "10")
{
btm = new Bitmap(s10.BackgroundImage);
}
else if (tmp == "11")
{
btm = new Bitmap(s11.BackgroundImage);
}
else if (tmp == "12")
{
btm = new Bitmap(s12.BackgroundImage);
}
else if (tmp == "13")
{
btm = new Bitmap(s13.BackgroundImage);
}
else if (tmp == "14")
{
btm = new Bitmap(s14.BackgroundImage);
}
else if (tmp == "15")
{
btm = new Bitmap(s15.BackgroundImage);
}
else
{
btm = new Bitmap(s16.BackgroundImage);
}
Sticker s = new Sticker(start_sticker);
Invoke(s, new object[] { });
}
else
{
while (is_sending)
{
}
;
is_sending = true;
TextBox_chat.SelectionAlignment = HorizontalAlignment.Left;
string whole = Aliases[1] + "(" + members[1] + ")" + " " + DateTime.Now.ToString() + "\n";
TextBox_chat.AppendText(whole);
TextBox_chat.AppendText(receive_str);
is_sending = false;
}
AsynReceive(tcp_client);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "发生异常", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}, null);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "发生异常", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
// 接收文件
public void file_Receive(Socket file_listener)
{
DialogResult dr = MessageBox.Show("文件请求，是否同意？", "提示信息", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
//int len = 15000000;
//byte[] volume = new byte[len];
bool is_right = false;
//int tmp_bt;
//int toll_bt;
// 同意接收，选择路径
if (dr == DialogResult.Yes)
{
SaveFileDialog saveFile1 = new SaveFileDialog();
string[] s1 = fileuse.Split('\\');
saveFile1.FileName = s1[s1.Length - 1];
if (saveFile1.ShowDialog() == DialogResult.OK)
{
is_right = true;
string pathname = saveFile1.FileName;
string totalSize; //文件大小
int totalCount = 0; //总的包数量
int receiveCount = 0; //统计已收的包数量
FileStream fs = new FileStream(pathname, FileMode.Create, FileAccess.Write);
totalSize = System.Text.Encoding.Unicode.GetString(ReceiveVarData(file_listener));
//总的包数量
totalCount = int.Parse(System.Text.Encoding.Unicode.GetString(ReceiveVarData(file_listener)));
while (true)
{
byte[] data = ReceiveVarData(file_listener);
receiveCount++;
fs.Write(data, 0, data.Length);
if (receiveCount == totalCount)
{
fs.Write(data, 0, data.Length);
TextBox_chat.SelectionAlignment = HorizontalAlignment.Center;
TextBox_chat.AppendText("文件已被成功接收\n");
break;
}
}
fs.Close();
}
}
// 不同意接收
// 或者同意接收后没有选择正确可行的路径
// 不接收
if (!is_right)
{
TextBox_chat.SelectionAlignment = HorizontalAlignment.Center;
TextBox_chat.AppendText("拒收了别人发来的文件\n");
string[] s1 = fileuse.Split('\\');
string pathname = @".\trash\" + s1[s1.Length - 1];
FileStream fs = new FileStream(pathname, FileMode.Create, FileAccess.Write);
string totalSize; //文件大小
int totalCount = 0; //总的包数量
int receiveCount = 0; //统计已收的包数量
totalSize = System.Text.Encoding.Unicode.GetString(ReceiveVarData(file_listener));
//总的包数量
totalCount = int.Parse(System.Text.Encoding.Unicode.GetString(ReceiveVarData(file_listener)));
while (true)
{
byte[] data = ReceiveVarData(file_listener);
receiveCount++;
fs.Write(data, 0, data.Length);
if (receiveCount == totalCount)
{
fs.Write(data, 0, data.Length);
TextBox_chat.SelectionAlignment = HorizontalAlignment.Center;
TextBox_chat.AppendText("文件被放入垃圾文件夹\n");
break;
}
}
fs.Close();
}
// ???
inter.Set();
}
