private void btnDeleteRule_Click(object sender, RoutedEventArgs e)
{
//get data context
Button btnDeleteRule = sender as Button;
RuleHeader rule = btnDeleteRule.DataContext as RuleHeader;
//get index of rule being removed
Int32 index = Rules.IndexOf(rule);
//remove rule
Rules.Remove(rule);
//update indices of remaing rules
for (int i = index; i < Rules.Count; i++)
{
Rules[i].Index--;
}
}
private void btnAddRule_Click(object sender, RoutedEventArgs e)
{
//get data context
Button btnDeleteRule = sender as Button;
RuleHeader rule = btnDeleteRule.DataContext as RuleHeader;
//get index of rule that new rule is being added after
Int32 index = Rules.IndexOf(rule) + 1;
//update indices of rules that come after the one being inserted
for (int i = index; i < Rules.Count; i++)
{
Rules[i].Index++;
}
//insert rule
Rules.Insert(index, new RuleHeader()
{
Index = index
});
}
