void FDetailItemNode::FilterNode( const FDetailFilter& InFilter )
{
bShouldBeVisibleDueToFiltering = PassesAllFilters( Customization, InFilter );
bShouldBeVisibleDueToChildFiltering = false;
// Filter each child
for( int32 ChildIndex = 0; ChildIndex < Children.Num(); ++ChildIndex )
{
TSharedRef<IDetailTreeNode>& Child = Children[ChildIndex];
Child->FilterNode( InFilter );
if( Child->GetVisibility() == ENodeVisibility::Visible )
{
if( !InFilter.IsEmptyFilter() )
{
// The child is visible due to filtering so we must also be visible
bShouldBeVisibleDueToChildFiltering = true;
}
// Expand the child after filtering if it wants to be expanded
ParentCategory.Pin()->RequestItemExpanded( Child, Child->ShouldBeExpanded() );
}
}
}
void FDetailItemNode::FilterNode( const FDetailFilter& InFilter )
{
bShouldBeVisibleDueToFiltering = PassesAllFilters( Customization, InFilter, ParentCategory.Pin()->GetDisplayName().ToString() );
bShouldBeVisibleDueToChildFiltering = false;
// Filter each child
for( int32 ChildIndex = 0; ChildIndex < Children.Num(); ++ChildIndex )
{
TSharedRef<IDetailTreeNode>& Child = Children[ChildIndex];
// If the parent is visible, we pass an empty filter to all children so that they resume their
// default expansion. This is a lot safer method, otherwise customized details panels tend to be
// filtered incorrectly because they have no means of discovering if their parents were filtered.
if ( bShouldBeVisibleDueToFiltering )
{
Child->FilterNode(FDetailFilter());
// The child should be visible, but maybe something else has it hidden, check if it's
// visible just for safety reasons.
if ( Child->GetVisibility() == ENodeVisibility::Visible )
{
// Expand the child after filtering if it wants to be expanded
ParentCategory.Pin()->RequestItemExpanded(Child, Child->ShouldBeExpanded());
}
}
else
{
Child->FilterNode(InFilter);
if ( Child->GetVisibility() == ENodeVisibility::Visible )
{
if ( !InFilter.IsEmptyFilter() )
{
// The child is visible due to filtering so we must also be visible
bShouldBeVisibleDueToChildFiltering = true;
}
// Expand the child after filtering if it wants to be expanded
ParentCategory.Pin()->RequestItemExpanded(Child, Child->ShouldBeExpanded());
}
}
}
}