public void LayoutTransitionsHelperAddTransitionForCondition()
{
tlog.Debug(tag, $"LayoutTransitionsHelperAddTransitionForCondition START");
Dictionary <TransitionCondition, TransitionList> targetTransitionList = new Dictionary <TransitionCondition, TransitionList>();
TransitionList transitionList = new TransitionList();
var addTransition = new LayoutTransition(TransitionCondition.Add,
AnimatableProperties.Position,
0.3f,
new TransitionComponents()
);
transitionList.Add(addTransition);
var layoutChangedTransition = new LayoutTransition(TransitionCondition.LayoutChanged,
AnimatableProperties.Opacity,
0.2f,
new TransitionComponents()
);
transitionList.Add(layoutChangedTransition);
targetTransitionList.Add(TransitionCondition.Add, transitionList);
targetTransitionList.Add(TransitionCondition.LayoutChanged, transitionList);
/**
* conditionNotInDictionary = false
*/
LayoutTransitionsHelper.AddTransitionForCondition(targetTransitionList,
TransitionCondition.LayoutChanged,
addTransition,
true);
/**
* conditionNotInDictionary = true
* replaced
*/
LayoutTransitionsHelper.AddTransitionForCondition(targetTransitionList,
TransitionCondition.Add,
addTransition,
false);
/**
* conditionNotInDictionary = true
* new entry
*/
LayoutTransitionsHelper.AddTransitionForCondition(targetTransitionList,
TransitionCondition.ChangeOnAdd,
addTransition,
false);
tlog.Debug(tag, $"LayoutTransitionsHelperAddTransitionForCondition END (OK)");
}
internal void AttachTransitionsToChildren(LayoutTransition transition)
{
// Iterate children, adding the transition unless a transition
// for the same condition and property has already been
// explicitly added.
foreach (View view in Children)
{
LayoutTransitionsHelper.AddTransitionForCondition(view.LayoutTransitions, transition.Condition, transition, false);
}
}
public void LayoutTransitionsHelperGetTransitionsListForCondition()
{
tlog.Debug(tag, $"LayoutTransitionsHelperGetTransitionsListForCondition START");
TransitionList transitionList = new TransitionList();
LayoutTransition addTransition = new LayoutTransition(TransitionCondition.Add,
AnimatableProperties.Position,
0.3f,
new TransitionComponents()
);
LayoutTransition removeTransition = new LayoutTransition(TransitionCondition.Remove,
AnimatableProperties.Position,
0.0f,
new TransitionComponents()
);
Dictionary <TransitionCondition, TransitionList> targetTransitionList = new Dictionary <TransitionCondition, TransitionList>();
targetTransitionList.Add(TransitionCondition.Unspecified, transitionList);
targetTransitionList.Add(TransitionCondition.LayoutChanged, transitionList);
TransitionList transitionsForCondition = new TransitionList();
var result = LayoutTransitionsHelper.GetTransitionsListForCondition(targetTransitionList,
TransitionCondition.LayoutChanged,
transitionsForCondition);
Assert.AreEqual(true, result, "should be equal!");
result = LayoutTransitionsHelper.GetTransitionsListForCondition(targetTransitionList,
TransitionCondition.Add,
transitionsForCondition);
Assert.AreEqual(false, result, "should be equal!");
tlog.Debug(tag, $"LayoutTransitionsHelperGetTransitionsListForCondition END (OK)");
}