private static void ElementLoaded(object sender, RoutedEventArgs e)
{
FrameworkElement element = sender as FrameworkElement;
element.Loaded -= ElementLoaded;
ScrollViewer scrollViewer = element.FindChildOfType <ScrollViewer>();
if (scrollViewer != null)
{
var listener = new BindingListenerService();
listener.Changed += delegate
{
if (scrollViewer.ScrollableHeight > 0)
{
bool isAtBottom = scrollViewer.VerticalOffset >= scrollViewer.ScrollableHeight;
if (isAtBottom)
{
var command = GetCommand(element);
if (command != null && command.CanExecute(null))
{
command.Execute(null);
}
}
}
};
Binding binding = new Binding()
{
Source = scrollViewer, Path = new PropertyPath("VerticalOffset")
};
listener.Attach(scrollViewer, binding);
element.Unloaded += ElementUnloaded;
}
else
{
System.Diagnostics.Debug.WriteLine("Error on EndOfScrollCommand: ScrollViewer not found.");
}
}
private static void ElementLoaded(object sender, RoutedEventArgs e)
{
FrameworkElement element = sender as FrameworkElement;
element.Loaded -= ElementLoaded;
ScrollViewer scrollViewer = element.FindChildOfType<ScrollViewer>();
if (scrollViewer != null)
{
var listener = new BindingListenerService();
listener.Changed += delegate
{
if (scrollViewer.ScrollableHeight > 0)
{
bool isAtBottom = scrollViewer.VerticalOffset >= scrollViewer.ScrollableHeight;
if (isAtBottom)
{
var command = GetCommand(element);
if (command != null && command.CanExecute(null))
{
command.Execute(null);
}
}
}
};
Binding binding = new Binding() { Source = scrollViewer, Path = new PropertyPath("VerticalOffset") };
listener.Attach(scrollViewer, binding);
element.Unloaded += ElementUnloaded;
}
else
{
System.Diagnostics.Debug.WriteLine("Error on EndOfScrollCommand: ScrollViewer not found.");
}
}
