private void btnPdaClear_Click(object sender, RoutedEventArgs e)
{
if (canvasMain.Children.Count == 0)
{
return;
}
else
{
if (MessageBox.Show("Are you sure to clear the Page", "Clear?", MessageBoxButton.YesNo) == MessageBoxResult.No)
{
return;
}
}
grpPdaStateOptions.IsEnabled = false;
btnPdaInitial.IsChecked = btnPdaFinal.IsChecked = false;
Pda newPda = null;
switch (pdaType)
{
case pdaTypes.DPDA:
newPda = new DPda();
break;
case pdaTypes.NDPDA:
newPda = new NDPda();
break;
}
if (newPda != null)
{
newPda.inputs = pda.inputs;
newPda.stackSymbols = pda.stackSymbols;
canvasMain.Children.Clear();
newPda.setCanvas(canvasMain, btnDelSelection, btnInitial, btnFinal);
pda = newPda;
pda.addNewRow();
}
}
private void menuDPda_Click(object sender, RoutedEventArgs e)
{
e.Handled = true;
if (saveOnNewOrExit() == MessageBoxResult.Cancel)
{
return;
}
fileStatus.isEdited = false;
loadedFilePath = "";
mode = modes.Pda;
pdaType = pdaTypes.DPDA;
action = actions.none;
pda = new DPda();
Application.Current.MainWindow.Title = "Push Down Automata";
ribbonMain.Visibility = Visibility.Visible;
setInterfaceOnNewPda();
}