/// <summary>
/// This method is called when the cached value of the resource has
/// been invalidated. E.g. after a new Resources property is set somewhere
/// in the ancestory.
/// </summary>
private void InvalidateCacheValue()
{
object resource = _cachedResourceValue;
// If the old value was a DeferredResourceReference, it should be
// removed from its Dictionary's list to avoid a leak (bug 1624666).
DeferredResourceReference deferredResourceReference = _cachedResourceValue as DeferredResourceReference;
if (deferredResourceReference != null)
{
if (deferredResourceReference.IsInflated)
{
// use the inflated value for the Freezable test below
resource = deferredResourceReference.Value;
}
else
{
// stop listening for the Inflated event
if (ReadInternalState(InternalState.IsListeningForInflated))
{
deferredResourceReference.RemoveInflatedListener(this);
WriteInternalState(InternalState.IsListeningForInflated, false);
}
}
deferredResourceReference.RemoveFromDictionary();
}
StopListeningForFreezableChanges(resource);
_cachedResourceValue = null;
WriteInternalState(InternalState.HasCachedResourceValue, false);
}
// Token: 0x06000881 RID: 2177 RVA: 0x0001BC70 File Offset: 0x00019E70
internal void OnDeferredResourceInflated(DeferredResourceReference deferredResourceReference)
{
if (this.ReadInternalState(ResourceReferenceExpression.InternalState.IsListeningForInflated))
{
deferredResourceReference.RemoveInflatedListener(this);
this.WriteInternalState(ResourceReferenceExpression.InternalState.IsListeningForInflated, false);
}
this.ListenForFreezableChanges(deferredResourceReference.Value);
}
// when a deferred resource reference is inflated, the value may need extra
// work
internal void OnDeferredResourceInflated(DeferredResourceReference deferredResourceReference)
{
if (ReadInternalState(InternalState.IsListeningForInflated))
{
// once the value is inflated, stop listening for the event
deferredResourceReference.RemoveInflatedListener(this);
WriteInternalState(InternalState.IsListeningForInflated, false);
}
ListenForFreezableChanges(deferredResourceReference.Value);
}
// Token: 0x0600087A RID: 2170 RVA: 0x0001BA78 File Offset: 0x00019C78
private void InvalidateCacheValue()
{
object resource = this._cachedResourceValue;
DeferredResourceReference deferredResourceReference = this._cachedResourceValue as DeferredResourceReference;
if (deferredResourceReference != null)
{
if (deferredResourceReference.IsInflated)
{
resource = deferredResourceReference.Value;
}
else if (this.ReadInternalState(ResourceReferenceExpression.InternalState.IsListeningForInflated))
{
deferredResourceReference.RemoveInflatedListener(this);
this.WriteInternalState(ResourceReferenceExpression.InternalState.IsListeningForInflated, false);
}
deferredResourceReference.RemoveFromDictionary();
}
this.StopListeningForFreezableChanges(resource);
this._cachedResourceValue = null;
this.WriteInternalState(ResourceReferenceExpression.InternalState.HasCachedResourceValue, false);
}
// when a deferred resource reference is inflated, the value may need extra
// work
internal void OnDeferredResourceInflated(DeferredResourceReference deferredResourceReference)
{
if (ReadInternalState(InternalState.IsListeningForInflated))
{
// once the value is inflated, stop listening for the event
deferredResourceReference.RemoveInflatedListener(this);
WriteInternalState(InternalState.IsListeningForInflated, false);
}
ListenForFreezableChanges(deferredResourceReference.Value);
}