/// <summary>
/// Print number to TextAns TextBox in proper format.
/// </summary>
/// <param name="number">Pressed number in string format.</param>
/// <returns>True, if number was printed, false otherwise.</returns>
public bool PrintNumber(string number)
{
// remove "NumPad" from converted string number if NumPad numbers are used
if (number.Contains("NumPad"))
{
number = number.Remove(0, 6);
}
// if result is in log, then clear log
if (this.ResultInLog)
{
this.ClearLog();
MathProcessor.ClearResult();
}
this.ResultInLog = false;
// max length was reached
if (this.textAns.Text.Length > TextAnsMaxLength && !this.IsAnswer)
{
return(false);
}
if (this.textAns.Text == "0" || this.IsAnswer || this.IsMemoryOperator)
{
this.textAns.Text = number;
}
else
{
this.textAns.Text += number;
}
this.textAns.Text = this.FormatNumericValue(this.textAns.Text);
this.FixAnsFontSize();
this.IsAnswer = false;
this.IsMemoryOperator = false;
MathProcessor.WaitingForNumber = false;
return(true);
}
/// <summary>
/// Process C button click.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ButtonC_Click(object sender, RoutedEventArgs e)
{
this.outputProcessor.ClearAns();
this.outputProcessor.ClearLog();
MathProcessor.ClearResult();
}