private static void OnContentChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ContentPresenter cp = (ContentPresenter)d;
bool reevaluateTemplate;
if (cp.ContentTemplate != null)
{
reevaluateTemplate = false; // explicit template - do not re-apply
}
else if (cp.Template == UIElementContentTemplate)
{
reevaluateTemplate = true; // direct template - always re-apply
cp.Template = null; // and release the old content so it can be re-used elsewhere
}
else
{
Debug.Assert(cp.Template == null ||
cp.Template == DefaultContentTemplate);
reevaluateTemplate = true; // default template - always re-apply
}
if (e.NewValue is UIElement)
{
// If we're using the content directly, clear the data context.
// The content expects to inherit.
cp.ClearValue(DataContextProperty);
}
else
{
// set data context to the content, so that the template can bind to
// properties of the content.
cp.DataContext = e.NewValue;
}
if (reevaluateTemplate)
{
cp.ReevaluateTemplate();
}
}
// Token: 0x06000C69 RID: 3177 RVA: 0x0002E674 File Offset: 0x0002C874
internal static void OnResourcesChanged(DependencyObject d, ResourcesChangeInfo info, bool raiseResourceChangedEvent)
{
bool flag = info.Contains(d.DependencyObjectType.SystemType, true);
bool isThemeChange = info.IsThemeChange;
bool isStyleResourcesChange = info.IsStyleResourcesChange;
bool isTemplateResourcesChange = info.IsTemplateResourcesChange;
bool flag2 = info.Container == d;
FrameworkObject frameworkObject = new FrameworkObject(d);
if (info.IsResourceAddOperation || info.IsCatastrophicDictionaryChange)
{
frameworkObject.SetShouldLookupImplicitStyles();
}
if (frameworkObject.IsFE)
{
FrameworkElement fe = frameworkObject.FE;
fe.HasStyleChanged = false;
fe.HasStyleInvalidated = false;
fe.HasTemplateChanged = false;
if (info.IsImplicitDataTemplateChange)
{
ContentPresenter contentPresenter = fe as ContentPresenter;
if (contentPresenter != null)
{
contentPresenter.ReevaluateTemplate();
}
}
if (fe.HasResourceReference)
{
TreeWalkHelper.InvalidateResourceReferences(fe, info);
if ((!isStyleResourcesChange && !isTemplateResourcesChange) || !flag2)
{
TreeWalkHelper.InvalidateStyleAndReferences(d, info, flag);
}
}
else if (flag && (fe.HasImplicitStyleFromResources || fe.Style == FrameworkElement.StyleProperty.GetMetadata(fe.DependencyObjectType).DefaultValue) && (!isStyleResourcesChange || !flag2))
{
fe.UpdateStyleProperty();
}
if (isThemeChange)
{
fe.UpdateThemeStyleProperty();
}
if (raiseResourceChangedEvent && fe.PotentiallyHasMentees)
{
fe.RaiseClrEvent(FrameworkElement.ResourcesChangedKey, new ResourcesChangedEventArgs(info));
return;
}
}
else
{
FrameworkContentElement fce = frameworkObject.FCE;
fce.HasStyleChanged = false;
fce.HasStyleInvalidated = false;
if (fce.HasResourceReference)
{
TreeWalkHelper.InvalidateResourceReferences(fce, info);
if ((!isStyleResourcesChange && !isTemplateResourcesChange) || !flag2)
{
TreeWalkHelper.InvalidateStyleAndReferences(d, info, flag);
}
}
else if (flag && (fce.HasImplicitStyleFromResources || fce.Style == FrameworkContentElement.StyleProperty.GetMetadata(fce.DependencyObjectType).DefaultValue) && (!isStyleResourcesChange || !flag2))
{
fce.UpdateStyleProperty();
}
if (isThemeChange)
{
fce.UpdateThemeStyleProperty();
}
if (raiseResourceChangedEvent && fce.PotentiallyHasMentees)
{
fce.RaiseClrEvent(FrameworkElement.ResourcesChangedKey, new ResourcesChangedEventArgs(info));
}
}
}
private static void OnContentTemplateChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ContentPresenter cp = (ContentPresenter)d;
cp.ReevaluateTemplate();
}
