private void InvalidVariableFormula(NotificationMessage msg)
{
if (!string.IsNullOrEmpty(msg.Notification))
{
FormulaBox.SelectionStart = FormulaBox.Text.IndexOf(msg.Notification);
FormulaBox.SelectionLength = msg.Notification.Length;
FormulaBox.Focus();
}
}
private void FormulaBoxKeyPressedEvent(object sender, KeyEventArgs e)
{
if (((e.KeyCode == Keys.Enter)) && (DataGrid.SelectedCells.Count == 1))
{
//DataGrid.Focus();
try
{
FormulaBox.Select(0, FormulaBox.Text.Length);
{
FormulaBox.SelectionColor = Color.Black;
}
FormulaBox.SelectionLength = 0;
((Cell)DataGrid.SelectedCells[0].Tag).Formulate = FormulaBox.Text;
DataGrid.Focus();
}
catch (RecursionException ev)
{
MessageBox.Show("There are one or more circular references where a formula of " + ev.var +
" cell refers to it`s own cell either directly or indirectly.\r\nTry to fix your mistakes :)", "Error");
}
catch (UnknownWordException ev)
{
string _newFormula = FormulaBox.Text;
ev.position -= ev.word.Length;
FormulaBox.Text = _newFormula.Substring(0, ev.position);
RichTextBoxExtensions.AppendText(FormulaBox, ev.word, Color.Red);
RichTextBoxExtensions.AppendText(FormulaBox, _newFormula.Substring(ev.position + ev.word.Length), Color.Black);
MessageBox.Show("Unknown operator or variable " + ev.word +
" was found in your formula.\r\nTry to fix your mistakes :)", "Error");
}
catch (BadSyntaxException ev)
{
string _newFormula = FormulaBox.Text;
ev.position -= (ev.token.Length - 1);
FormulaBox.Text = _newFormula.Substring(0, ev.position);
RichTextBoxExtensions.AppendText(FormulaBox, ev.token, Color.Red);
RichTextBoxExtensions.AppendText(FormulaBox, _newFormula.Substring(ev.position + ev.token.Length), Color.Black);
MessageBox.Show("Bad syntax at position " + ev.position.ToString() +
" was found in your formula.\r\nTry to fix your mistakes :)", "Error");
}
catch (UnknownSymbolException ev)
{
string _newFormula = FormulaBox.Text;
FormulaBox.Text = _newFormula.Substring(0, ev.position);
RichTextBoxExtensions.AppendText(FormulaBox, ev._char.ToString(), Color.Red);
RichTextBoxExtensions.AppendText(FormulaBox, _newFormula.Substring(ev.position + 1), Color.Black);
MessageBox.Show("Unknown symbol at position " + ev.position.ToString() +
" was found in your formula.\r\nTry to fix your mistakes :)", "Error");
}
catch (NullDivisionException ev)
{
MessageBox.Show("Null division was found in your formula.\r\nTry to fix your mistakes :)", "Error");
}
catch
{
MessageBox.Show("I don`t even know what happened. \r\nUrgently call my creator!", "Error");
}
RefreshDataGrid();
}
}
