/// <summary>
/// Opens a bin-file and converts it to a SaveFile that gets returned.
/// </summary>
public SaveFile LoadState()
{
SaveFile tmpFile = new SaveFile();
Stream fileStreamer;
BinaryFormatter bf;
try
{
using(fileStreamer = File.Open("state.bin", FileMode.Open))
{
bf = new BinaryFormatter();
var tmpState = bf.Deserialize(fileStreamer);
tmpFile = (SaveFile)tmpState;
return tmpFile;
}
}
catch
{
return tmpFile;
}
}
/// <summary>
/// Takes a SaveFile and puts it to a binary file.
/// </summary>
public void SaveState(SaveFile pSaveFile)
{
Stream fileStreamer;
BinaryFormatter bf;
fileStreamer = File.Open("state.bin", FileMode.Create);
bf = new BinaryFormatter();
bf.Serialize(fileStreamer, pSaveFile);
fileStreamer.Close();
}
/// <summary>
/// Save the current state of the program when the form is closed
/// </summary>
private void saveState()
{
SaveFile tmpSaveFile = new SaveFile(mathEngine, oldNumber, newNumber,
firstNumberEntered, resultInTextbox, calcButtonClicked, calculationSign,
currentCalculation, currentInput, previousCalculations);
SaveLoad tmpSaver = new SaveLoad();
tmpSaver.SaveState(tmpSaveFile);
}