private void SpeechPopup_CancelButton_Click(object sender, EventArgs e)
{
switch (speechState)
{
case NuanceHelper.SpeechState.Initializing:
case NuanceHelper.SpeechState.Listening:
case NuanceHelper.SpeechState.Recognizing:
// user tapped the cancel button
// cancel the current operation / close the socket to the service
NuanceHelper.Cancel(
new MainViewModel.NetworkOperationInProgressCallbackDelegate(SpeechPopup_NetworkOperationInProgressCallBack));
// reset the text in the textbox
//parent.Name.Value = "";
parent.SpeechTextLabel.Text = "";
break;
case NuanceHelper.SpeechState.Finished:
// user tapped the OK button
// set the text in the popup textbox
//parent.Name.Value = SpeechLabelText.Trim('\'');
//parent.Name.Value = "";
break;
}
SpeechPopup_Close();
}
public void SpeechPopup_SpeechStateCallback(NuanceHelper.SpeechState state, string message)
{
speechState = state;
SpeechSetUIState(speechState);
// store debug / timing info
TimeSpan ts = DateTime.Now - speechStart;
string stateString = NuanceHelper.SpeechStateString(state);
string traceString = String.Format("New state: {0}; Time: {1}; Message: {2}", stateString, ts.TotalSeconds, message);
TraceHelper.AddMessage(traceString);
speechDebugString += traceString + "\n";
}
public override void ViewDidDisappear(bool animated)
{
TraceHelper.AddMessage("Add: ViewDidDisappear");
dialogViewController.ReloadComplete();
App.ViewModel.SyncComplete -= RefreshHandler;
App.ViewModel.SyncCompleteArg = null;
NuanceHelper.Cleanup();
// force the soft keyboard to dismiss
dialogViewController.TableView.EndEditing(true);
base.ViewDidDisappear(animated);
}
private void SpeechPopup_SpeakButton_Click(object sender, EventArgs e)
{
TimeSpan ts;
string stateString;
string traceString;
switch (speechState)
{
case NuanceHelper.SpeechState.Initializing:
// can't happen since the button isn't enabled
#if DEBUG
//MessageBox.Show("Invalid state SpeechState.Initializing reached");
#endif
//break;
case NuanceHelper.SpeechState.Listening:
// done button tapped
// set the UI state to recognizing state
speechState = NuanceHelper.SpeechState.Recognizing;
SpeechSetUIState(speechState);
// store debug / timing info
ts = DateTime.Now - speechStart;
stateString = NuanceHelper.SpeechStateString(speechState);
traceString = String.Format("New state: {0}; Time: {1}; Message: {2}", stateString, ts.TotalSeconds, "Stopping mic");
TraceHelper.AddMessage(traceString);
speechDebugString += traceString + "\n";
// stop listening and get the recognized text from the speech service
NuanceHelper.Stop();
// put the SpeechPopup back up to show the recognition phase
parent.SetupSpeechPopup("recognizing...");
parent.SpeechPopup.ShowFromTabBar(((UITabBarController)parent.ParentViewController).TabBar);
break;
case NuanceHelper.SpeechState.Recognizing:
// clicking done while recognizing means cancel the operation
parent.SpeechPopup.DismissWithClickedButtonIndex(1, true);
break;
case NuanceHelper.SpeechState.Finished:
// should never happen
parent.SpeechPopup.DismissWithClickedButtonIndex(1, true);
break;
}
}
public void SpeechPopup_SpeechToTextCallback(string textString)
{
parent.BeginInvokeOnMainThread(() =>
{
// set the UI state to finished state
speechState = NuanceHelper.SpeechState.Finished;
SpeechSetUIState(speechState);
// store debug / timing info
TimeSpan ts = DateTime.Now - speechStart;
string stateString = NuanceHelper.SpeechStateString(speechState);
string traceString = String.Format("New state: {0}; Time: {1}; Message: {2}", stateString, ts.TotalSeconds, textString);
TraceHelper.AddMessage(traceString);
speechDebugString += traceString + "\n";
// strip any timing / debug info
textString = textString == null ? "" : textString;
string[] words = textString.Split(' ');
if (words[words.Length - 1] == "seconds")
{
textString = "";
// strip off last two words - "a.b seconds"
for (int i = 0; i < words.Length - 2; i++)
{
textString += words[i];
textString += " ";
}
textString = textString.Trim();
}
// set the speech label text as well as the popup text
//SpeechLabelText = textString == null ? "recognition failed" : String.Format("'{0}'", textString);
parent.Name.Value = textString;
// dismiss the SpeechPopup
parent.SpeechPopup.DismissWithClickedButtonIndex(1, true);
#if DEBUG && KILL
MessageBox.Show(speechDebugString);
#endif
});
}
public override void Canceled(UIActionSheet actionSheet)
{
// cancel the current operation / close the socket to the service
NuanceHelper.Cancel(
new MainViewModel.NetworkOperationInProgressCallbackDelegate(SpeechPopup_NetworkOperationInProgressCallBack));
}
// handle events associated with the Speech Popup
private void SpeechButton_Click(object sender, EventArgs e)
{
// require a connection
// if (DeviceNetworkInformation.IsNetworkAvailable == false ||
// NetworkInterface.GetIsNetworkAvailable() == false)
// {
// MessageBox.Show("apologies - a network connection is required for this feature, and you appear to be disconnected :-(");
// return;
// }
// require an account
if (App.ViewModel.User == null)
{
MessageBoxResult result = MessageBox.Show(
"the speech feature requires an account. create a free account now?",
"create account?",
MessageBoxButton.OKCancel);
if (result == MessageBoxResult.Cancel)
{
return;
}
// trace page navigation
TraceHelper.StartMessage("Add: Navigate to Settings");
// Navigate to the settings page
this.TabBarController.PresentViewController(this.TabBarController.ViewControllers[3], true, null);
return;
}
// initialize the speech popup delegate
SpeechPopupDelegate.parent = this;
SpeechPopupDelegate.speechState = NuanceHelper.SpeechState.Initializing;
// store debug / timing info
SpeechPopupDelegate.speechStart = DateTime.Now;
SpeechPopupDelegate.speechDebugString = "";
// store debug / timing info
TimeSpan ts = DateTime.Now - SpeechPopupDelegate.speechStart;
string stateString = NuanceHelper.SpeechStateString(SpeechPopupDelegate.speechState);
string traceString = String.Format("New state: {0}; Time: {1}; Message: {2}", stateString, ts.TotalSeconds, "Connecting Socket");
TraceHelper.AddMessage(traceString);
SpeechPopupDelegate.speechDebugString += traceString + "\n";
// cancel any existing speech operation
NuanceHelper.Cleanup();
// initialize the connection to the speech service
NuanceHelper.Start(
App.ViewModel.User,
new NuanceHelper.SpeechToTextCallbackDelegate(SpeechPopupDelegate.SpeechPopup_SpeechToTextCallback),
new NuanceHelper.SpeechStateCallbackDelegate(SpeechPopupDelegate.SpeechPopup_SpeechStateCallback),
new MainViewModel.NetworkOperationInProgressCallbackDelegate(SpeechPopupDelegate.SpeechPopup_NetworkOperationInProgressCallBack));
if (SpeechPopupDelegate.speechState == NuanceHelper.SpeechState.Initializing)
{
// open the popup
SetupSpeechPopup("initializing...");
SpeechPopup.ShowFromTabBar(((UITabBarController)this.ParentViewController).TabBar);
}
else
{
MessageBox.Show("our apologies - speech is unavailable at this time.");
}
}
