/////////////////// Event Handlers
//<SnippetRoutedPropertyChangedEvent>
private void OnChildrenCountChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
int childrenCount = (int)Math.Floor(e.NewValue + 0.5);
// Update the children count...
AutoIndexingGrid g = (AutoIndexingGrid)LogicalTreeHelper.FindLogicalNode(myWindow, "TargetGrid");
while (g.Children.Count < childrenCount)
{
Control c = new Control();
g.Children.Add(c);
c.Style = (Style)c.FindResource("ImageWithBorder");
}
while (g.Children.Count > childrenCount)
{
g.Children.Remove(g.Children[g.Children.Count - 1]);
}
// <Snippet6>
// Update TextBlock element displaying the count...
TextBlock t = (TextBlock)LogicalTreeHelper.FindLogicalNode(myWindow, "ChildrenCountDisplay");
t.Text = childrenCount.ToString();
//</Snippet6>
}
//</SnippetRoutedPropertyChangedEvent>
private void OncolumnCountChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
int columnCount = (int)Math.Floor(e.NewValue + 0.5);
// Update column count...
AutoIndexingGrid g = (AutoIndexingGrid)LogicalTreeHelper.FindLogicalNode(myWindow, "TargetGrid");
while (g.ColumnDefinitions.Count < columnCount)
{
g.ColumnDefinitions.Add(new ColumnDefinition());
}
while (g.ColumnDefinitions.Count > columnCount)
{
g.ColumnDefinitions.Remove(g.ColumnDefinitions[g.ColumnDefinitions.Count - 1]);
}
// Update TextBlock element displaying the count...
TextBlock t = (TextBlock)LogicalTreeHelper.FindLogicalNode(myWindow, "ColumnCountDisplay");
t.Text = columnCount.ToString();
}