/// <summary>
/// Constructor
/// </summary>
public CreateSessionForm(Peer peerObject, Address addressObject, ConnectWizard connectionWizard)
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
peer = peerObject;
this.connectionWizard = connectionWizard;
deviceAddress = addressObject;
txtSession.Text = null;
this.Text = connectionWizard.SampleName + " - " + this.Text;
//Get the default session from the registry if it exists
Microsoft.Win32.RegistryKey regKey = Microsoft.Win32.Registry.CurrentUser.OpenSubKey("Software\\Microsoft\\DirectX\\SDK\\csDPlay");
if (regKey != null)
{
// Get session name
txtSession.Text = (string)regKey.GetValue("DirectPlaySessionName", null);
// Get host migration option
if (regKey.GetValue("DirectPlayMigrateHost", null) != null)
{
migrateHostCheckBox.Checked = ((int)regKey.GetValue("DirectPlayMigrateHost", 1) == 1);
}
// Get session signing option
if (regKey.GetValue("DirectPlaySessionSigning", null) != null)
{
if ("Full" == (string)regKey.GetValue("DirectPlaySessionSigning", null))
{
fullSignedRadio.Checked = true;
}
else if ("Fast" == (string)regKey.GetValue("DirectPlaySessionSigning", null))
{
fastSignedRadio.Checked = true;
}
else
{
notSignedRadio.Checked = true;
}
}
regKey.Close();
}
// Set default port value and hide port UI if provider doesn't use them
Port = connectionWizard.DefaultPort;
if (!ConnectWizard.ProviderRequiresPort(deviceAddress.ServiceProvider))
{
localPortTextBox.Hide();
localPortLabel.Hide();
}
}
/// <summary>
/// We are ready to create a session. Ensure the data is valid
/// then create the session
/// </summary>
private void btnOK_Click(object sender, System.EventArgs e) {
ApplicationDescription dpApp;
if ((txtSession.Text == null) || (txtSession.Text == "")) {
MessageBox.Show(this,"Please enter a session name before clicking OK.","No sessionname",MessageBoxButtons.OK,MessageBoxIcon.Information);
return;
}
Microsoft.Win32.RegistryKey regKey = Microsoft.Win32.Registry.CurrentUser.CreateSubKey("Software\\Microsoft\\DirectX\\SDK\\csDPlay");
if (regKey != null) {
regKey.SetValue("DirectPlaySessionName", txtSession.Text);
if (migrateHostCheckBox.Checked)
regKey.SetValue("DirectPlayMigrateHost",1);
else
regKey.SetValue("DirectPlayMigrateHost",0);
if (fastSignedRadio.Checked)
regKey.SetValue("DirectPlaySessionSigning","Fast");
else if (fullSignedRadio.Checked)
regKey.SetValue("DirectPlaySessionSigning","Full");
else
regKey.SetValue("DirectPlaySessionSigning","Disabled");
regKey.Close();
}
dpApp = new ApplicationDescription();
dpApp.GuidApplication = connectionWizard.ApplicationGuid;
dpApp.SessionName = txtSession.Text;
dpApp.Flags = 0;
if (migrateHostCheckBox.Checked)
dpApp.Flags |= SessionFlags.MigrateHost;
if (!useDPNSVRCheckBox.Checked)
dpApp.Flags |= SessionFlags.NoDpnServer;
if (fastSignedRadio.Checked)
dpApp.Flags |= SessionFlags.FastSigned;
else if (fullSignedRadio.Checked)
dpApp.Flags |= SessionFlags.FullSigned;
// Specify the port number if available
if (ConnectWizard.ProviderRequiresPort(deviceAddress.ServiceProvider)) {
if (Port > 0)
deviceAddress.AddComponent(Address.KeyPort, Port);
}
connectionWizard.SetUserInfo();
// Host a game on deviceAddress as described by dpApp
// HostFlags.OkToQueryForAddressing allows DirectPlay to prompt the user
// using a dialog box for any device address information that is missing
peer.Host(dpApp,deviceAddress,HostFlags.OkToQueryForAddressing);
this.DialogResult = DialogResult.OK;
}
/// <summary>
/// We either want to start or stop searching
/// </summary>
private void btnSearch_Click(object sender, System.EventArgs e)
{
if (!isSearching)
{
if (hostAddress != null)
{
hostAddress.Dispose();
}
hostAddress = new Address();
hostAddress.ServiceProvider = deviceAddress.ServiceProvider;
// See if we should prompt the user for the remote address
if (ConnectWizard.ProviderRequiresPort(hostAddress.ServiceProvider))
{
AddressForm addressDialog = new AddressForm(connectionWizard.DefaultPort);
addressDialog.ShowDialog(this);
// If the user cancelled the address form, abort the search
if (addressDialog.DialogResult != DialogResult.OK)
{
return;
}
// If a port was specified, add the component
if (addressDialog.Hostname != "")
{
hostAddress.AddComponent(Address.KeyHostname, addressDialog.Hostname);
}
// If a hostname was specified, add the component
if (addressDialog.Port > 0)
{
hostAddress.AddComponent(Address.KeyPort, addressDialog.Port);
}
}
//Time to enum our hosts
ApplicationDescription desc = new ApplicationDescription();
desc.GuidApplication = connectionWizard.ApplicationGuid;
// If the user was not already asked for address information, DirectPlay
// should prompt with native UI
FindHostsFlags flags = 0;
if (!ConnectWizard.ProviderRequiresPort(deviceAddress.ServiceProvider))
{
flags = FindHostsFlags.OkToQueryForAddressing;
}
peer.FindHosts(desc, hostAddress, deviceAddress, null, Timeout.Infinite, 0, Timeout.Infinite, flags, out findHostHandle);
isSearching = true;
btnCreate.Enabled = false;
btnSearch.Text = "Stop Search";
}
else
{
btnSearch.Text = "Stopping...";
btnSearch.Enabled = false;
if (findHostHandle != 0)
{
peer.CancelAsyncOperation(findHostHandle);
}
}
}