bool TryGetValue(IStyleKey key, out object value)
{
var idx = StyleSystem.LinearIndexFor(key);
value = cachedValues[idx];
return(value != null);
}
public bool IsExplicitlyInherited(IStyleKey key)
{
if (!StyleSystem.IsRegisteredKey(key))
{
throw new ArgumentException($"StyleKey {key} is not registered here.");
}
if (elementStyle.IsExplicitlyInherited(key))
{
return(true);
}
if (ResolvedStyles.IsExplicitlyInherited(key))
{
return(true);
}
return(false);
}
public bool SetValue(IStyleKey key, object value)
{
var idx = StyleSystem.LinearIndexFor(key);
cachedValues[idx] = null;
if (elementStyle.SetValue(key, value))
{
if (key.Inherit || InheritMarker.IsInheritMarker(value))
{
// inherited styles are distributed to child elements, so we need to explicitly clear them all.
self.InvalidateStyle(false);
}
self.InvalidateLayout();
return(true);
}
return(false);
}
void Store(IStyleKey key, object value)
{
var idx = StyleSystem.LinearIndexFor(key);
cachedValues[idx] = value;
}