void OnKeyPressed(object sender, KeyPressedEventArgs e)
{
// Tab: go to next
if (e.Key.VirtualKeyCode == KeyCode.Tab)
{
var box = (IListBox)e.Control;
++box.Selected;
e.Ignore = true;
return;
}
var dialog = (IDialog)sender;
//! break keys first
var key = new KeyData(e.Key.VirtualKeyCode, e.Key.CtrlAltShift());
myKeyIndex = myKeys.IndexOf(key);
if (myKeyIndex >= 0)
{
if (myHandlers[myKeyIndex] == null)
{
dialog.Close();
}
else
{
_isKeyHandled = true;
Selected = _box.Selected;
if (_ii != null && Selected >= 0)
{
Selected = _ii[Selected];
}
var a = new MenuEventArgs((Selected >= 0 ? myItems[Selected] : null));
myHandlers[myKeyIndex](Sender ?? this, a);
if (a.Ignore)
{
e.Ignore = true;
return;
}
dialog.Close();
if (a.Restart)
{
myKeyIndex = -2;
_ii = null;
_toFilter = true;
}
}
return;
}
// CtrlC: copy to clipboard
if (e.Key.IsCtrl(KeyCode.C) || e.Key.IsCtrl(KeyCode.Insert))
{
var box = (IListBox)e.Control;
Far.Api.CopyToClipboard(box.Text);
e.Ignore = true;
return;
}
// not incremental?
if (IncrementalOptions == 0)
{
return;
}
if (key.Is(KeyCode.Backspace) || key.IsShift(KeyCode.Backspace))
{
if (_filter.Length == 0)
{
return;
}
// case: Shift, drop incremental
if (key.IsShift())
{
Incremental = string.Empty;
_ii = null;
myKeyIndex = -2;
_toFilter = false;
dialog.Close();
return;
}
if (_filter.Length > Incremental.Length || _filter.Length == Incremental.Length && Incremental.EndsWith("*"))
{
char c = _filter[_filter.Length - 1];
_filter = _filter.Substring(0, _filter.Length - 1);
_re = null;
// * and ?
if (0 == (IncrementalOptions & PatternOptions.Literal) && (c == '*' || c == '?'))
{
// update title/bottom
GetInfo(out string t, out string b);
dialog[0].Text = t;
dialog[2].Text = b;
}
else
{
_ii = null;
_toFilter = true;
}
}
}
else
{
// char or paste
var append = string.Empty;
if (e.Key.Character > ' ')
{
append = e.Key.Character.ToString();
}
else if (e.Key.IsCtrl(KeyCode.V) || e.Key.IsShift(KeyCode.Insert))
{
append = Far.Api.PasteFromClipboard();
}
if (append.Length > 0)
{
// keep and change filter
var filterBak = _filter;
var reBak = _re;
_filter += append;
_re = null;
// append "*" -> do not close, just update title/bottom
if (0 == (IncrementalOptions & PatternOptions.Literal) && append == "*")
{
GetInfo(out string t, out string b);
dialog[0].Text = t;
dialog[2].Text = b;
return;
}
// try the filter, rollback on empty
var iiBak = _ii;
_toFilter = true;
MakeFilter();
if (_ii != null && _ii.Count == 0)
{
_filter = filterBak;
_re = reBak;
_ii = iiBak;
return;
}
_toFilter = true;
}
}
if (_toFilter)
{
dialog.Close();
}
}
