private void ConnectButton_Click(object sender, EventArgs e)
{
//check if client is connected
if (client == null)
{
//create picturebox to receive remote screen
PictureBox picture = new PictureBox();
picture.Anchor = ImageHolderPanel.Anchor;
picture.Size = ImageHolderPanel.Size;
picture.SizeMode = PictureBoxSizeMode.StretchImage;
//add input handlers
picture.MouseDown += HandleScreenClick;
picture.MouseUp += HandleScreenUnclick;
picture.MouseMove += HandleScreenMove;
picture.MouseEnter += delegate { if (MouseInputBox.Checked)
{
Cursor.Hide();
}
};
picture.MouseLeave += delegate { Cursor.Show(); };
//add picturebox to panel
ImageHolderPanel.Controls.Clear();
ImageHolderPanel.Controls.Add(picture);
picture.Focus();
try
{
//create client and connect
client = new ScreenShareClient(picture);
client.Connect(IPAddress.Parse(IPBox.Text));
} catch (Exception ex)
{
//show error on screen and remove picture box
MessageBox.Show("Cannot connect: " + ex.Message);
client = null;
ImageHolderPanel.Controls.Clear();
return;
}
//add disconnect handler
client.ClientDisconnected += HandleDisconnected;
ConnectButton.Text = "Disconnect";
IPBox.Enabled = false;
ShareScreenButton.Enabled = false;
}
else
{
//close connection
client.Close();
client = null;
//remove picture and change connect button
ImageHolderPanel.Controls.Clear();
ConnectButton.Text = "Connect";
IPBox.Enabled = true;
ShareScreenButton.Enabled = true;
}
}
private void HandleDisconnected()
{
//remove picture and change connect button
client = null;
Invoke(new Action(() =>
{
ImageHolderPanel.Controls.Clear();
ConnectButton.Text = "Connect";
IPBox.Enabled = true;
ShareScreenButton.Enabled = true;
}));
}
