private void cmdSendKeyboardCommand_Click(object sender, RoutedEventArgs e)
{
string keysToSend = txtKeysToSend.Text;
if (!string.IsNullOrEmpty(keysToSend))
{
// Send keys 1 by 1.
//foreach (char c in keysToSend)
//{
// UserKeyboardCommand keyboardCommand = new UserKeyboardCommand(c.ToString());
// MemoryStream ms = new MemoryStream();
// formatter = new BinaryFormatter();
// formatter.Serialize(ms, keyboardCommand);
// byte[] keyboardCommandBytes = ms.GetBuffer();
// ms.Close();
// clientSocket.Send(keyboardCommandBytes);
//}
//Send all keys together.
UserKeyboardCommand keyboardCommand = new UserKeyboardCommand(keysToSend);
MemoryStream ms = new MemoryStream();
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(ms, keyboardCommand);
byte[] mouseCommandBytes = ms.GetBuffer();
ms.Close();
clientSocket.Send(mouseCommandBytes);
FocusManager.SetFocusedElement(this, txtKeysToSend);
}
}
private void Window_KeyDown(object sender, System.Windows.Input.KeyEventArgs e)
{
// Get the key pressed.
Key key = e.Key;
// Write the key in the debug window.
Debug.WriteLine(key + " (" + e.SystemKey + ")");
// Initialize the keyborad command as null.
UserKeyboardCommand keyboardCommand = null;
switch (key)
{
// Send lower case of alphabetic characters.
case Key.A:
case Key.B:
case Key.C:
case Key.D:
case Key.E:
case Key.F:
case Key.G:
case Key.H:
case Key.I:
case Key.J:
case Key.K:
case Key.L:
case Key.M:
case Key.N:
case Key.O:
case Key.P:
case Key.Q:
case Key.R:
case Key.S:
case Key.T:
case Key.U:
case Key.V:
case Key.W:
case Key.X:
case Key.Y:
case Key.Z:
keyboardCommand = new UserKeyboardCommand(e.Key.ToString().ToLower());
break;
// These commands can be represents as {[Command]}.
case Key.Left:
case Key.Right:
case Key.Up:
case Key.Down:
case Key.Add:
case Key.Subtract:
case Key.Multiply:
case Key.Divide:
case Key.F1:
case Key.F2:
case Key.F3:
case Key.F4:
case Key.F5:
case Key.F6:
case Key.F7:
case Key.F8:
case Key.F9:
case Key.F10:
case Key.F11:
case Key.F12:
case Key.F13:
case Key.F14:
case Key.F15:
case Key.F16:
case Key.Tab:
case Key.Delete:
case Key.Home:
case Key.NumLock:
keyboardCommand = new UserKeyboardCommand("{" + e.Key.ToString().ToUpper() + "}");
break;
// Digits on the main area.
case Key.D0:
case Key.D1:
case Key.D2:
case Key.D3:
case Key.D4:
case Key.D5:
case Key.D6:
case Key.D7:
case Key.D8:
case Key.D9:
keyboardCommand = new UserKeyboardCommand(e.Key.ToString()[1].ToString());
break;
// Digits on the num pad.
case Key.NumPad0:
case Key.NumPad1:
case Key.NumPad2:
case Key.NumPad3:
case Key.NumPad4:
case Key.NumPad5:
case Key.NumPad6:
case Key.NumPad7:
case Key.NumPad8:
case Key.NumPad9:
keyboardCommand = new UserKeyboardCommand(e.Key.ToString()[6].ToString());
break;
// Special commands which needs special string command.
case Key.Space:
keyboardCommand = new UserKeyboardCommand(" ");
break;
case Key.Enter:
keyboardCommand = new UserKeyboardCommand("{ENTER}");
break;
case Key.Back:
keyboardCommand = new UserKeyboardCommand("{BACKSPACE}");
break;
case Key.Escape:
keyboardCommand = new UserKeyboardCommand("{ESC}");
break;
case Key.LeftCtrl:
case Key.RightCtrl:
keyboardCommand = new UserKeyboardCommand("^");
break;
case Key.LeftShift:
case Key.RightShift:
keyboardCommand = new UserKeyboardCommand("+");
break;
case Key.LeftAlt:
case Key.RightAlt:
keyboardCommand = new UserKeyboardCommand("%");
break;
case Key.Oem3:
keyboardCommand = new UserKeyboardCommand("`");
break;
case Key.OemMinus:
keyboardCommand = new UserKeyboardCommand("-");
break;
case Key.OemPlus:
keyboardCommand = new UserKeyboardCommand("=");
break;
case Key.OemOpenBrackets:
keyboardCommand = new UserKeyboardCommand("[");
break;
case Key.Oem6:
keyboardCommand = new UserKeyboardCommand("]");
break;
case Key.Oem5:
keyboardCommand = new UserKeyboardCommand(@"\");
break;
case Key.Oem1:
keyboardCommand = new UserKeyboardCommand(";");
break;
case Key.OemQuotes:
keyboardCommand = new UserKeyboardCommand("'");
break;
case Key.OemComma:
keyboardCommand = new UserKeyboardCommand(",");
break;
case Key.OemPeriod:
keyboardCommand = new UserKeyboardCommand(".");
break;
case Key.OemQuestion:
keyboardCommand = new UserKeyboardCommand("/");
break;
case Key.Decimal:
keyboardCommand = new UserKeyboardCommand(".");
break;
}
// Get the modifier keys the user pressed.
ModifierKeys modifier = e.KeyboardDevice.Modifiers;
// Configurations for conbination keys.
if (modifier == (ModifierKeys.Control | ModifierKeys.Shift))
{
keyboardCommand = new UserKeyboardCommand("^+");
}
else if (modifier == (ModifierKeys.Control | ModifierKeys.Alt))
{
keyboardCommand = new UserKeyboardCommand("^%");
}
else if (modifier == (ModifierKeys.Alt | ModifierKeys.Shift))
{
keyboardCommand = new UserKeyboardCommand("%^");
}
else if ((keyboardCommand != null) &&
(modifier == ModifierKeys.Shift) &&
(key != Key.LeftShift) &&
(key != Key.RightShift))
{
keyboardCommand = new UserKeyboardCommand("+" + keyboardCommand.Key);
}
else if ((keyboardCommand != null) &&
(modifier == ModifierKeys.Control) &&
(key != Key.LeftCtrl) &&
(key != Key.RightCtrl))
{
keyboardCommand = new UserKeyboardCommand("^" + keyboardCommand.Key);
}
else if ((keyboardCommand != null) &&
(modifier == ModifierKeys.Alt) &&
(key != Key.LeftAlt) &&
(key != Key.RightAlt))
{
keyboardCommand = new UserKeyboardCommand("%" + keyboardCommand.Key);
}
// Send the keyboard command if it is null.
if (keyboardCommand != null)
{
// Serialize the command.
MemoryStream ms = new MemoryStream();
formatter.Serialize(ms, keyboardCommand);
byte[] keyboardCommandBytes = ms.GetBuffer();
ms.Close();
// Send the command.
clientSocket.Send(keyboardCommandBytes);
}
}
