public void FindNext()
{
var start = rbDown.Checked ? ++_last : --_last;
var found = false;
var found_text = "";
if (rbDown.Checked)
{
for (; _last < _text.Length; _last++)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
if (!found)
{
for (_last = 0; _last < start; _last++)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
}
}
else
{
for (; _last > 0; _last--)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
if (!found)
{
for (_last = _text.Length - 1; _last > start; _last--)
{
if (!find(_text[_last], out found_text))
{
continue;
}
found = true;
break;
}
}
}
if (!found)
{
MessageBox.Show(@"Text not found.");
return;
}
if (!_found.ContainsKey(_last + 1))
{
grdResults.Rows.Add(_last + 1, _text[_last], found_text);
_found.Add(_last + 1, _found.Count);
}
grdResults.Rows[_found[_last + 1]].Selected = true;
grdResults.CurrentCell = grdResults.Rows[_found[_last + 1]].Cells[0];
FoundText?.Invoke(this, new FoundTextEventHandlerArgs(txtSearch.Text, _last));
}
private void grdResults_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
FoundText?.Invoke(this, new FoundTextEventHandlerArgs(txtSearch.Text, Convert.ToInt32(grdResults.SelectedRows[0].Cells[0].Value) - 1));
}