merge changes for 3.7.23

1 files changed, 9 insertions, 10 deletions

diff --git a/indra/llui/llfolderviewitem.cpp b/indra/llui/llfolderviewitem.cpp
index 7c88f8fb9b..6dd6f94d02 100644
--- a/indra/llui/llfolderviewitem.cpp
+++ b/indra/llui/llfolderviewitem.cpp
@@ -258,20 +258,19 @@ BOOL LLFolderViewItem::passedFilter(S32 filter_generation)
 
 BOOL LLFolderViewItem::isPotentiallyVisible(S32 filter_generation)
 {
-	// Item should be visible if:
-	// 1. item passed current filter
-	// 2. item was updated (gen < 0) but has descendants that passed filter
-	// 3. item was recently updated and was visible before update
-
-	LLFolderViewModelItem* model = getViewModelItem();
-	if (model->getLastFilterGeneration() < 0 && !getFolderViewModel()->getFilter().isModified())
+	if (filter_generation < 0)
 	{
-		return model->descendantsPassedFilter(filter_generation) || getVisible();
+		filter_generation = getFolderViewModel()->getFilter().getFirstSuccessGeneration();
 	}
-	else
+	LLFolderViewModelItem* model = getViewModelItem();
+	BOOL visible = model->passedFilter(filter_generation);
+	if (model->getMarkedDirtyGeneration() >= filter_generation)
 	{
-		return model->passedFilter(filter_generation);
+		// unsure visibility state
+		// retaining previous visibility until item is updated or filter generation changes
+		visible |= getVisible();
 	}
+	return visible;
 }
 
 void LLFolderViewItem::refresh()