private Stream LoadFile()
{
MemoryStream stream = new MemoryStream();
if (!_saved && _hexView != null && _hexView.Edits.Count > 0)
{
if (MessageBox.ErrorQuery("Save", "The changes were not saved. Want to open without saving?", "Yes", "No") == 1)
{
return(_hexView.Source);
}
_hexView.DiscardEdits();
_saved = true;
}
if (_fileName != null)
{
var bin = System.IO.File.ReadAllBytes(_fileName);
stream.Write(bin);
Win.Title = this.GetName() + "-" + _fileName;
_saved = true;
}
else
{
Win.Title = this.GetName() + "-" + (_fileName ?? "Untitled");
}
return(stream);
}
public void DiscardEdits_Method()
{
var hv = new HexView(LoadStream(true))
{
Width = 20, Height = 20
};
Assert.True(hv.ProcessKey(new KeyEvent(Key.D4, new KeyModifiers())));
Assert.True(hv.ProcessKey(new KeyEvent(Key.D1, new KeyModifiers())));
Assert.Single(hv.Edits);
Assert.Equal(65, hv.Edits.ToList() [0].Value);
Assert.Equal('A', (char)hv.Edits.ToList() [0].Value);
Assert.Equal(126, hv.Source.Length);
hv.DiscardEdits();
Assert.Empty(hv.Edits);
}