public MessengerForm(string ip)
{
if (String.IsNullOrWhiteSpace(ip) || String.IsNullOrEmpty(ip))
{
MessageBox.Show("Please specify the server IP in the launch arguments like so:\n\nC:/.../MESENGER.exe -[ip:port]\n\nThe program will now close.");
Process.GetCurrentProcess().Kill();
return;
}
var loginForm = new LoginForm(ip);
loginForm.ShowDialog();
_server = loginForm._client;
_stream = loginForm._stream;
_account = loginForm._account;
if (_account == null)
{
Process.GetCurrentProcess().Kill();
}
InitializeComponent();
lblProfile.Text = _account.Nickname;
pbProfile.Image = _account.GetProfileImage();
pbProfile.AllowDrop = true;
//listen for incomming data
new Thread(() =>
{
while (true)
{
try
{
if (_server.Connected && _stream.CanRead && _stream.DataAvailable)
{
BinaryFormatter bf = new BinaryFormatter();
onDataReceived(bf.Deserialize(_stream));
}
}
catch
{
}
Thread.Sleep(1);
}
})
{
IsBackground = true
}.Start();
}
private void lbOnline_DrawItem(object sender, DrawItemEventArgs e)
{
if (lbOnline.Items.Count > 0 && e.Index != -1)
{
ClientUserAccount account = lbOnline.Items[e.Index] as ClientUserAccount;
DrawingHelper.enableSmooth(e.Graphics, false);
e.DrawBackground();
if ((e.State & DrawItemState.Selected) == DrawItemState.Selected)
{
e = new DrawItemEventArgs(e.Graphics,
e.Font,
e.Bounds,
e.Index,
e.State ^ DrawItemState.Selected,
e.ForeColor,
Color.FromArgb(0, 180, 255));
e.DrawBackground();
e.DrawFocusRectangle();
}
Brush brush = account.banned ? new SolidBrush(Color.FromArgb(255, 50, 100)) : new SolidBrush(account.Online ? Color.FromArgb(150, 255, 50) : Color.FromArgb(50, 50, 50));
e.Graphics.FillRectangle(brush, new Rectangle(e.Bounds.Width - 5, e.Bounds.Y, 5, 50));
DrawingHelper.enableSmooth(e.Graphics, true);
Image img = ImageUtils.ResizeAndCrop(account.GetProfileImage(), 50, 50);
e.Graphics.DrawImage(img, e.Bounds.X, e.Bounds.Y);
if (account.isTyping)
{
Font f = new Font(lbOnline.Font.FontFamily, 21, FontStyle.Bold);
string text = "...";
SizeF s = e.Graphics.MeasureString(text, f, new Size(50, 50));
e.Graphics.FillRectangle(new SolidBrush(Color.Black), 10, e.Bounds.Y + 50 - 10, 50 - 20, 10);
e.Graphics.DrawString(text, f, Brushes.Turquoise, 25 - s.Width / 2f + 1, e.Bounds.Y + 25 - s.Height / 2f + 14);
}
int i = (int)e.Graphics.MeasureString(account.ToString(), lbOnline.Font, lbOnline.Width - 60).Height;
e.Graphics.DrawString(account.ToString(), e.Font, new SolidBrush(Color.Black),
new Rectangle(new Point(55, e.Bounds.Y + 25 - i / 2), new Size(e.Bounds.Width - 60, 50)));
}
}
private void receivedData()
{
BinaryFormatter bf = new BinaryFormatter();
object received = bf.Deserialize(_stream);
if (received is ClientUserAccount acc)
{
_account = acc;
OK = true;
BeginInvoke(new MethodInvoker(Close));
}
else if (received is LoginFailedPacket lfp)
{
MessageBox.Show("Failed to log in:\n" + lfp.reason);
}
else if (received is RegisterFailedPacket)
{
MessageBox.Show("This username is not available.");
}
}
private void updateChatBox(ClientUserAccount account)
{
if (account == lbOnline.SelectedItem)
{
account.viewedChat();
}
if (account == null || account != lbOnline.SelectedItem)
{
return;
}
lbChat.Items.Clear();
List <ChatNode> chat = account.getChat();
foreach (var n in chat)
{
lbChat.Items.Add(n);
}
lbChat.TopIndex = lbChat.Items.Count - 1;
lbChat.SelectedIndex = lbChat.Items.Count - 1;
lbChat.SelectedIndex = -1;
}
private void onDataReceived(object packet)
{
if (packet is List <ClientUserAccount> users)
{
//PRESERVE PREVIOUS DATA
int selected = -1;
Dictionary <int, List <ChatNode> > chats = new Dictionary <int, List <ChatNode> >();
Dictionary <int, string> textsToSend = new Dictionary <int, string>();
Dictionary <int, int> unread = new Dictionary <int, int>();
Dictionary <int, bool> typing = new Dictionary <int, bool>();
for (int i = 0; i < lbOnline.Items.Count; i++)
{
var node = lbOnline.Items[i] as ClientUserAccount;
unread.Add(node.UUID, node.unread);
chats.Add(node.UUID, node.getChat());
typing.Add(node.UUID, node.isTyping);
if (node.Online)
{
textsToSend.Add(node.UUID, node.textToSend);
}
}
//LOAD HISTORY
try
{
if (!loadedHistory)
{
if (File.Exists($"MSGR_chat_history\\{_account.UUID}.dat"))
{
using (var fs = File.OpenRead($"MSGR_chat_history\\{_account.UUID}.dat"))
{
var bf = new BinaryFormatter();
UserChatHistory uch = bf.Deserialize(fs) as UserChatHistory;
if (uch.UUID == _account.UUID)
{
chats = uch.chats;
unread = uch.unread;
selected = uch.lastSelected;
}
}
}
loadedHistory = true;
}
}
catch
{
}
BeginInvoke(new MethodInvoker(() =>
{
lbOnline.BeginUpdate();
if (lbOnline.SelectedItem != null)
{
selected = (lbOnline.SelectedItem as ClientUserAccount).UUID;
}
lbOnline.Items.Clear();
foreach (var client in users)
{
if (client.UUID == _account.UUID)
{
continue;
}
if (chats.TryGetValue(client.UUID, out var chat))
{
client.setChat(chat);
}
lbOnline.Items.Add(client);
}
if (lbOnline.Items.Count > 0)
{
try
{
if (selected != -1)
{
lbOnline.SelectedItem = getNodeWithID(selected);
}
else
{
lbOnline.SelectedIndex = 0;
}
}
catch
{
}
for (int i = 0; i < lbOnline.Items.Count; i++)
{
var node = lbOnline.Items[i] as ClientUserAccount;
unread.TryGetValue(node.UUID, out node.unread);
typing.TryGetValue(node.UUID, out node.isTyping);
textsToSend.TryGetValue(node.UUID, out node.textToSend);
if (lbOnline.SelectedItem is ClientUserAccount cua && cua.UUID == node.UUID)
{
tbMessage.Enabled = node.Online;
}
}
}
else
{
lbChat.Items.Clear();
tbMessage.Size = new Size(355, tbMessage.Size.Height);
pbToSend.Visible = false;
pbToSend.Image = null;
image = null;
tbMessage.Text = "";
lblChat.Text = "Chat:";
}
lbOnline.EndUpdate();
}));
}
else if (packet is MessagePacket msgp)
{
BeginInvoke(new MethodInvoker(() =>
{
ClientUserAccount from = getNodeWithID(msgp.from);
if (from != null)
{
from.textToSend = msgp.message;
from.appendMessage(/*msgp.message, */ from.Nickname, from.UUID, msgp.GetImage(), false);
from.textToSend = "";
if (from != lbOnline.SelectedItem)
{
from.unread++;
lbOnline.Invalidate();
}
updateChatBox(from);
}
}));
saveChatHistory();
}
else if (packet is LogoutAckPacket lop)
{
onDisconnected(lop.message);
}
else if (packet is TypingPacket tp)
{
var node = getNodeWithID(tp.from);
if (node != null)
{
node.isTyping = tp.typing;
lbOnline.Invalidate();
}
}
}