/// <summary>Called by Lua when it is requesting a login popup to be shown.</summary>
/// <param name="sender">The CoronaRuntimeEnvironment that dispatched this event.</param>
/// <param name="e">Provides the Lua vent table's fields/properties.</param>
/// <returns>Returns a boxed object to Lua.</returns>
private CoronaLabs.Corona.WinRT.ICoronaBoxedData OnRequestingLogin(
CoronaLabs.Corona.WinRT.CoronaRuntimeEnvironment sender,
CoronaLabs.Corona.WinRT.CoronaLuaEventArgs e)
{
// Fetch the "event.loginName" property, if provided.
string username = string.Empty;
var boxedUsername = e.Properties.Get("username") as CoronaLabs.Corona.WinRT.CoronaBoxedString;
if (boxedUsername != null)
{
username = boxedUsername.ToString();
}
// Display your login popup here using the "loginName" fetched up above.
var inputForm = new InputForm();
inputForm.Username = username;
inputForm.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
inputForm.VerticalAlignment = System.Windows.VerticalAlignment.Center;
inputForm.Submitted += OnFormInputSubmitted;
inputForm.Canceled += OnFormInputCanceled;
fCoronaPanel.Children.Add(inputForm);
// This returns nil to Lua.
return(null);
}
/// <summary>Dispatches InputForm data received by after a "Submitted" or "Canceled" event.</summary>
/// <param name="inputForm">Reference to the input form.</param>
/// <param name="wasSubmitted">Set true if the OK button was clicked. Set false if canceled.</param>
private void HandleFormInput(InputForm inputForm, bool wasSubmitted)
{
// Validate argument.
if (inputForm == null)
{
return;
}
// Close the input form and remove our event handlers from it.
// This will remove all references to this form, allowing it to be garbage collected.
fCoronaPanel.Children.Remove(inputForm);
inputForm.Submitted -= OnFormInputSubmitted;
inputForm.Canceled -= OnFormInputCanceled;
// Dispatch an event to Corona about the received input form data.
if (fCoronaRuntimeEnvironment != null)
{
// Create a custom Corona event named "userLoggedIn" with the following properties.
// This will be converted into a Lua "event" table once dispatched by Corona.
var eventProperties = CoronaLabs.Corona.WinRT.CoronaLuaEventProperties.CreateWithName("onLoginInfo");
eventProperties.Set("submitted", wasSubmitted);
if (wasSubmitted)
{
eventProperties.Set("username", inputForm.Username);
eventProperties.Set("password", inputForm.Password);
}
// Dispatch the event to Lua.
var eventArgs = new CoronaLabs.Corona.WinRT.CoronaLuaEventArgs(eventProperties);
fCoronaRuntimeEnvironment.DispatchEvent(eventArgs);
}
}
/// <summary>
/// Invoked when a message is received
/// </summary>
/// <param name="device">The ProximityDevice object that received the message.</param>
/// <param name="message">The message that was received.</param>
private void messageReceived(ProximityDevice device, ProximityMessage message)
{
// This will be converted into a Lua "event" table once dispatched by Corona.
var eventProperties = CoronaLabs.Corona.WinRT.CoronaLuaEventProperties.CreateWithName("messageReceived");
eventProperties.Set("message", message.DataAsString);
// Dispatch the event to Lua.
var eventArgs = new CoronaLabs.Corona.WinRT.CoronaLuaEventArgs(eventProperties);
var result = coronaEventArgs.CoronaRuntimeEnvironment.DispatchEvent(eventArgs);
}
/// <summary>
/// When the app is started, start listening for other devices.
/// </summary>
/// <param name="sender">The CoronaRuntimeEnvironment that dispatched the event.</param>
/// <param name="e">Provides the Lua event table's fields/properties.</param>
private CoronaLabs.Corona.WinRT.ICoronaBoxedData OnStartSubscribeAndPublish(
CoronaLabs.Corona.WinRT.CoronaRuntimeEnvironment sender,
CoronaLabs.Corona.WinRT.CoronaLuaEventArgs e)
{
string str = "";
// Fetch the "event.message" property.
var boxedMessage = e.Properties.Get("message") as CoronaLabs.Corona.WinRT.CoronaBoxedString;
if (boxedMessage == null)
{
// A "message" property was not provided or it was not of type string.
// Return an error message to Lua describing what went wrong.
return(CoronaLabs.Corona.WinRT.CoronaBoxedString.From("'event.message' is a required field."));
}
if (_subscribedMessageID == -1)
{
_subscribedMessageID = _proximityDevice.SubscribeForMessage("Windows.ProximityDemo", messageReceived);
str += "Subscribed";
}
else
{
str += "Already Subscribed";
}
//Stop Publishing the current message.
if (_publishedMessageID != -1)
{
_proximityDevice.StopPublishingMessage(_publishedMessageID);
}
string msg = boxedMessage.ToString();
if (msg.Length > 0)
{
_publishedMessageID = _proximityDevice.PublishMessage("Windows.ProximityDemo", msg);
str += " - Published";
}
else
{
str += " - Error Length 0";
}
// Return a success message to Lua.
return(CoronaLabs.Corona.WinRT.CoronaBoxedString.From("Started Proximity: " + str));
}
/// <summary>
/// When the stop subscribing button is pressed, stop listening for other devices.
/// </summary>
/// <param name="sender">The CoronaRuntimeEnvironment that dispatched the event.</param>
/// <param name="e">Provides the Lua event table's fields/properties.</param>
private CoronaLabs.Corona.WinRT.ICoronaBoxedData OnStopSubscribeAndPublish(
CoronaLabs.Corona.WinRT.CoronaRuntimeEnvironment sender,
CoronaLabs.Corona.WinRT.CoronaLuaEventArgs e)
{
if (_subscribedMessageID != -1)
{
_proximityDevice.StopSubscribingForMessage(_subscribedMessageID);
_subscribedMessageID = -1;
}
if (_publishedMessageID != -1)
{
_proximityDevice.StopPublishingMessage(_publishedMessageID);
_publishedMessageID = -1;
}
// Return a success message to Lua.
return(CoronaLabs.Corona.WinRT.CoronaBoxedString.From("Stopped subscribing and publishing"));
}
