CHUI-772 FIX User sees no notification of conversation activity not visible in long scrolling conversation list

Added LLFLoaterIMContainer::isConversationItemWidgetvisible() which is now used in LLConversationViewSession::startFlashing() to flash chat toolbar button if out of view

1 files changed, 16 insertions, 0 deletions

diff --git a/indra/newview/llfloaterimcontainer.cpp b/indra/newview/llfloaterimcontainer.cpp
index c8088588da..0260f2b89e 100644
--- a/indra/newview/llfloaterimcontainer.cpp
+++ b/indra/newview/llfloaterimcontainer.cpp
@@ -1853,6 +1853,22 @@ void LLFloaterIMContainer::flashConversationItemWidget(const LLUUID& session_id,
 	}
 }
 
+bool LLFloaterIMContainer::isConversationItemWidgetVisible(const LLUUID& session_id)
+{
+    // find the conversation line item using the session_id
+	LLConversationViewSession* widget = dynamic_cast<LLConversationViewSession*>(get_ptr_in_map(mConversationsWidgets, session_id));
+
+	if (widget)
+	{
+		// check whether the widget is in the visible portion of the scroll container
+		LLRect widget_rect;
+		widget->localRectToOtherView(widget->getLocalRect(), &widget_rect, mConversationsRoot);
+		return (mConversationsRoot->getVisibleRect().overlaps(widget_rect));
+	}
+
+	return false;
+}
+
 void LLFloaterIMContainer::closeFloater(bool app_quitting/* = false*/)
 {
 	// Always unminimize before trying to close.