private static SelectedItemsBehavior GetOrCreateBehavior(GridView target, IList list)
{
var behavior = target.GetValue(SelectedItemsBehaviorProperty) as SelectedItemsBehavior;
if (behavior == null)
{
behavior = new SelectedItemsBehavior(target, list);
target.SetValue(SelectedItemsBehaviorProperty, behavior);
}
return behavior;
}
private static SelectedItemsBehavior GetOrCreateBehavior(GridView target, IList list)
{
var behavior = target.GetValue(SelectedItemsBehaviorProperty) as SelectedItemsBehavior;
if (behavior == null)
{
behavior = new SelectedItemsBehavior(target, list);
target.SetValue(SelectedItemsBehaviorProperty, behavior);
}
return(behavior);
}
private static void OnSelectedItemsChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var listBox = d as ListBox;
if (listBox != null)
{
var modelSelection = e.NewValue as IList;
var behavior = listBox.GetValue(SelectedItemsBehaviorProperty) as SelectedItemsBehavior;
if (behavior == null)
{
behavior = new SelectedItemsBehavior(listBox, modelSelection);
listBox.SetValue(SelectedItemsBehaviorProperty, behavior);
}
else
{
behavior.SetModelSelection(modelSelection);
}
}
}
