private void btnSubmit_Click(object sender, EventArgs e)
{
// at this point, the only way they could be wrong that we didn't catch in btnClick
// is if they didn't finish the sequence
// don't do anything if we are in demo mode
if (this.testStatus == CogTest.TEST_DEMO)
{
return;
}
if (curIndex < answerSeq.Count)
{
correct = false;
}
setEnabledStatus(false);
if (corsi.nextTrial(correct, ref answerSeq) == true)
{
// there is another trial - run it
System.Threading.Thread.Sleep(500); // wait about 500 ms between trials
showNextTrial();
}
else
{
// end of test
if (this.testStatus == CogTest.TEST_OFFICIAL)
{
corsi.finishTest();
}
CogTest.closeForm(this);
}
}
/// <summary>
/// Displays a warning dialog box if the user triggered the FormClosing event.
/// To close the form normally, use CogTest.closeForm()
/// </summary>
public static void FormClosing(object sender, FormClosingEventArgs e)
{
Form form = (Form)sender;
enterStopwatch.Reset();
if (form.DialogResult == DialogResult.Cancel)
{
DialogResult result = MessageBox.Show("Are you sure you want to quit the program early?" +
Environment.NewLine + "The data for each of the completed tests has already been saved," +
Environment.NewLine + "but all of the data for the current test will be lost.",
"Cognitive Assessments - Quit Program", MessageBoxButtons.YesNo, MessageBoxIcon.Warning,
MessageBoxDefaultButton.Button2);
if (result == DialogResult.Yes)
{
// we have to sleep for a second before closing or Environment.Exit throws the following error:
// "Cannot execute operation because current thread is in a spin, wait, or sleep operation
CogTest.closeForm(form);
Environment.Exit(1);
}
else
{
e.Cancel = true;
}
}
}
// check the official test stopwatch every second
// quit early if the test takes longer than 10 minutes
private void testTimer_Tick(object sender, EventArgs e)
{
if (stopwatch.ElapsedMilliseconds >= 600000)
{
testTimer.Stop();
saveResultsFile();
CogTest.closeForm(this);
}
}
/// <summary>
/// Closes form after a double tap on the enter key.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
static void KeyUp(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
if (enterStopwatch.IsRunning && enterStopwatch.ElapsedMilliseconds <= DOUBLE_ENTER_INTVL)
{
// successful double-tap on the enter key - close form
CogTest.closeForm(currentSplashForm);
}
else
{
// first enter key pressed - start stopwatch to wait for second press
enterStopwatch.Reset();
enterStopwatch.Start();
}
}
}
/* Timer tick - either the practice test ended, or it's time to check the official test stopwatch.
* A form timer is not used for the official test because form timers aren't very accurate
* for long intervals (more than a minute). */
private void formTimer_Tick(object sender, EventArgs e)
{
if (this.testStatus == CogTest.TEST_PRACTICE)
{
if (testStopwatch.ElapsedMilliseconds >= PRACTICE_DUARTION)
{
// practice test ended
CogTest.closeForm(this);
}
}
else if (this.testStatus == CogTest.TEST_OFFICIAL)
{
if (testStopwatch.ElapsedMilliseconds >= OFFICIAL_DURATION)
{
// regular test ended
test.finish();
CogTest.closeForm(this);
}
}
}
// pick a new number to display
private void nextNumber()
{
if (numFinished == MAX_NUMBERS)
{
// finished all of the trials - close form
CogTest.closeForm(this);
}
else
{
string newDigit;
do
{
newDigit = randGen.Next(1, 10).ToString();
} while (newDigit == txtInput.Text);
lblDisplay.Text = newDigit;
txtInput.Enabled = true;
txtInput.Text = "";
txtInput.Focus();
}
}
// process a keypress during the test
private void frmStroop_KeyPress(object sender, KeyPressEventArgs e)
{
// only allow non-numpad number keys to be pressed, and only while a test is running
if (e.KeyChar >= 49 && e.KeyChar <= 57 && stopwatch.IsRunning && CogTest.ValidateKeyPress() == true)
{
stopwatch.Stop();
int elapsedTime = (int)stopwatch.ElapsedMilliseconds;
stopwatch.Reset();
if (curTest.processTrial(e.KeyChar - 48, elapsedTime) == true)
{
// there is another trial to run
showFixation();
}
else if (curTest.processBlock() == true)
{
// advance to the next block after a 30 second break
lblDisplay.BorderStyle = BorderStyle.None;
lblDisplay.Text = "00:30";
lblDisplay.Font = fntNormal;
break_time = 30;
breakTimer.Interval = 1000;
breakTimer.Start();
}
else
{
// we have reached the end of the current test
if (testStatus == CogTest.TEST_OFFICIAL)
{
// save the data only if it is an official test
curTest.finish();
}
CogTest.closeForm(this);
}
}
}
private void processInput(bool correct)
{
// double clicks (within 350 ms) are ignored
if (doublePress == true)
{
return;
}
if (this.testStatus == CogTest.TEST_OFFICIAL)
{
if (correct == true)
{
numCorrect++;
}
}
numUnfinished--;
questions.RemoveAt(0);
if (numUnfinished == 0)
{
// finished with the test
if (this.testStatus == CogTest.TEST_OFFICIAL)
{
saveResultsFile();
}
CogTest.closeForm(this);
}
else
{
// load the next question
showNextQuestion();
doublePress = true;
clickTimer.Start();
picBox.Focus(); // focus away from the buttons
}
}
private void btnContinue_Click(object sender, EventArgs e)
{
CogTest.closeForm(this);
}
// close break screen after BREAK_TIME milliseconds
private void breakTimer_Tick(object sender, EventArgs e)
{
CogTest.closeForm(this);
}