public static void Execute_DisplayConsoleChoice(object sender, PresenterExecuteEventArgs eventArgs)
{
IChoicePresenter_Old cp = (IChoicePresenter_Old)sender;
Console.WriteLine(eventArgs.TextToDisplay);
if (eventArgs.ChoicesToDisplay.Length > 0)
{
Debug.Assert(eventArgs.ChoicesToDisplay.Length < 10);
for (int i = 0; i < eventArgs.ChoicesToDisplay.Length; i++)
{
Console.Write($"{i}. ");
Console.WriteLine(eventArgs.ChoicesToDisplay[i]);
}
ConsoleKeyInfo keyInfo;
do
{
keyInfo = Console.ReadKey(true);
}while (!char.IsDigit(keyInfo.KeyChar));
// Add a U_IDQuery to blackboard for the target content unit associated with the choice.
uint choiceMade = uint.Parse(keyInfo.KeyChar.ToString());
cp.SelectChoice((ContentUnit[])eventArgs.Choices, choiceMade);
}
}
public static void Execute_DisplayConsoleChoice(object sender, PresenterExecuteEventArgs eventArgs)
{
IChoicePresenter cp = (IChoicePresenter)sender;
Console.WriteLine(eventArgs.TextToDisplay);
if (eventArgs.ChoicesToDisplay.Length > 0)
{
Debug.Assert(eventArgs.ChoicesToDisplay.Length < 10);
for (int i = 0; i < eventArgs.ChoicesToDisplay.Length; i++)
{
Console.Write($"{i}. ");
Console.WriteLine(eventArgs.ChoicesToDisplay[i]);
}
ConsoleKeyInfo keyInfo;
do
{
keyInfo = Console.ReadKey(true);
}while (!char.IsDigit(keyInfo.KeyChar));
// Activate the KC_IDSelectionRequest stored on the selected choice unit.
uint choiceMade = uint.Parse(keyInfo.KeyChar.ToString());
cp.SelectChoice(eventArgs.Choices, choiceMade);
}
}
// Gathers the choices for the selected content unit, stores them on fields provided on this KS, and calls any calls any registered event handlers.
internal override void Execute(IDictionary <string, object> boundVars)
{
ContentUnit selectedCU = (ContentUnit)boundVars[SelectedContentUnit];
string textToDisplay = (string)selectedCU.Content[Text];
ContentUnit[] choices = GetChoices(selectedCU);
string[] choicesToDisplay;
if (choices.Any())
{
int choiceCounter = 0;
choicesToDisplay = new string[choices.Count()];
foreach (ContentUnit choice in choices)
{
choicesToDisplay[choiceCounter++] = (string)choice.Content[Text];
}
}
else
{
// No choices. Create a 0 length string array so that callers don't have to worry about null checks.
choicesToDisplay = new string[0];
}
// Remove the displayed SelectedContentUnit from the blackboard. Do this to indicate that we have processed the selectedCU.
m_blackboard.RemoveUnit(selectedCU);
// Construct event args and call the event handler.
var eventArgs = new PresenterExecuteEventArgs(textToDisplay, choicesToDisplay, choices);
OnExecute(eventArgs);
}
// Gathers the choices for the selected unit and calls any registered event handlers.
protected override void Execute(object[] boundVars)
{
IEnumerable <Unit> selectedUnits = (IEnumerable <Unit>)boundVars[FilteredUnits];
// fixme: now that we're passing choice info as params should be able to handle multiple selected Units
Debug.Assert(selectedUnits.Count() == 1);
Unit selectedUnit = selectedUnits.First();
string textToDisplay = selectedUnit.GetText();
Unit[] choices = GetChoices(selectedUnit);
string[] choicesToDisplay;
if (choices.Any())
{
int choiceCounter = 0;
choicesToDisplay = new string[choices.Count()];
foreach (Unit choice in choices)
{
choicesToDisplay[choiceCounter++] = choice.GetText();
}
}
else
{
// No choices. Create a 0 length string array so that callers don't have to worry about null checks.
choicesToDisplay = new string[0];
}
PresenterExecuteEventArgs eventArgs = new PresenterExecuteEventArgs(textToDisplay, choicesToDisplay, choices);
OnExecute(eventArgs);
}
protected virtual void OnExecute(PresenterExecuteEventArgs eventArgs)
{
PresenterExecute?.Invoke(this, eventArgs);
}
