/// <summary>
/// OnMemoryLoadPressed() - Initially the M+ key ready to receive data from Accumulator.
/// - Stores the data until M- or MC key is hit.
/// - M+ key puts Accumulator data in memory.
/// - M- moves memory to InBound, and clears memory.
///
/// </summary>
/// <remarks>
/// Side effects - MemButton keytop toggles between M+ and M-.
/// - if initially M+ Memory is set to Accumulator and toggles to M-.
/// - if initially M- InBound is set to Memory, Memory is cleared, and toggles to M+.
/// </remarks>
private void OnMemoryLoadPressed(object sender, EventArgs e)
{
string keyToggle = this.FindByName <Button>("MemButton").Text;
if (keyToggle == "M+")
{
MemorySave.SetValueTo(Accumulator);
this.FindByName <Button>("MemButton").Text = "M-";
}
else
{
InBound.SetValueTo(MemorySave);
MemorySave.Clear();
this.FindByName <Button>("MemButton").Text = "M+";
sbInBound.Clear();
if (displayToggle == DisplayToggle.floating)
{
sbInBound.Append(InBound.ToDisplayFloat(" "));
}
else
{
sbInBound.Append(InBound.ToDisplayFraction(" "));
}
this.FindByName <Label>("Input").Text = sbInBound.ToString();
}
}
private void OnClearPressed(object sender, EventArgs e)
{
sbInBound.Clear();
sbAccumulator.Clear();
this.FindByName <Label>("Input").Text = String.Empty;
this.FindByName <Label>("Result").Text = String.Empty;
InBound.Clear();
Accumulator.Clear();
lastOperator = '=';
}