3 files changed, 97 insertions, 27 deletions

diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 33f5482e50..3078e4275b 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -12145,5 +12145,16 @@
       <key>Value</key>
       <real>300.0</real>
     </map>
+    <key>GroupMembersSortOrder</key>
+    <map>
+      <key>Comment</key>
+      <string>The order by which group members will be sorted (name|donated|online)</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>String</string>
+      <key>Value</key>
+      <string>name</string>
+    </map>
 </map>
 </llsd>
diff --git a/indra/newview/llpanelgrouproles.cpp b/indra/newview/llpanelgrouproles.cpp
index 35f898bfa6..0d1d96eae6 100644
--- a/indra/newview/llpanelgrouproles.cpp
+++ b/indra/newview/llpanelgrouproles.cpp
@@ -49,6 +49,7 @@
 #include "llviewertexturelist.h"
 #include "llviewerwindow.h"
 #include "llfocusmgr.h"
+#include "llviewercontrol.h"
 
 #include "roles_constants.h"
 
@@ -742,10 +743,12 @@ LLPanelGroupMembersSubTab::LLPanelGroupMembersSubTab()
 	mHasMatch(FALSE),
 	mNumOwnerAdditions(0)
 {
+	mUdpateSessionID = LLUUID::null;
 }
 
 LLPanelGroupMembersSubTab::~LLPanelGroupMembersSubTab()
 {
+	gSavedSettings.setString("GroupMembersSortOrder", mMembersList->getSortColumnName());
 }
 
 BOOL LLPanelGroupMembersSubTab::postBuildSubTab(LLView* root)
@@ -772,6 +775,17 @@ BOOL LLPanelGroupMembersSubTab::postBuildSubTab(LLView* root)
 	// Show the member's profile on double click.
 	mMembersList->setDoubleClickCallback(onMemberDoubleClick, this);
 	mMembersList->setContextMenu(LLScrollListCtrl::MENU_AVATAR);
+	
+	LLSD row;
+	row["columns"][0]["column"] = "name";
+	row["columns"][1]["column"] = "donated";
+	row["columns"][2]["column"] = "online";
+	mMembersList->addElement(row);
+	std::string order_by = gSavedSettings.getString("GroupMembersSortOrder");
+	if(!order_by.empty())
+	{
+		mMembersList->sortByColumn(order_by, TRUE);
+	}	
 
 	LLButton* button = parent->getChild<LLButton>("member_invite", recurse);
 	if ( button )
@@ -1529,6 +1543,10 @@ void LLPanelGroupMembersSubTab::update(LLGroupChange gc)
 		mMemberProgress = gdatap->mMembers.begin();
 		mPendingMemberUpdate = TRUE;
 		mHasMatch = FALSE;
+		// Generate unique ID for current updateMembers()- see onNameCache for details.
+		// Using unique UUID is perhaps an overkill but this way we are perfectly safe
+		// from coincidences.
+		mUdpateSessionID.generate();
 	}
 	else
 	{
@@ -1556,6 +1574,59 @@ void LLPanelGroupMembersSubTab::update(LLGroupChange gc)
 	}
 }
 
+void LLPanelGroupMembersSubTab::addMemberToList(LLUUID id, LLGroupMemberData* data)
+{
+	LLUIString donated = getString("donation_area");
+	donated.setArg("[AREA]", llformat("%d", data->getContribution()));
+
+	LLSD row;
+	row["id"] = id;
+
+	row["columns"][0]["column"] = "name";
+	// value is filled in by name list control
+
+	row["columns"][1]["column"] = "donated";
+	row["columns"][1]["value"] = donated.getString();
+
+	row["columns"][2]["column"] = "online";
+	row["columns"][2]["value"] = data->getOnlineStatus();
+	row["columns"][2]["font"] = "SANSSERIF_SMALL";
+
+	mMembersList->addElement(row);
+
+	mHasMatch = TRUE;
+}
+
+void LLPanelGroupMembersSubTab::onNameCache(const LLUUID& update_id, const LLUUID& id)
+{
+	// Update ID is used to determine whether member whose id is passed
+	// into onNameCache() was passed after current or previous user-initiated update.
+	// This is needed to avoid probable duplication of members in list after changing filter
+	// or adding of members of another group if gets for their names were called on
+	// previous update. If this id is from get() called from older update,
+	// we do nothing.
+	if (mUdpateSessionID != update_id) return;
+	
+	LLGroupMgrGroupData* gdatap = LLGroupMgr::getInstance()->getGroupData(mGroupID);
+		if (!gdatap) 
+	{
+		llwarns << "LLPanelGroupMembersSubTab::updateMembers() -- No group data!" << llendl;
+		return;
+	}
+	
+	std::string fullname;
+	gCacheName->getFullName(id, fullname);
+	if (matchesSearchFilter(fullname))
+	{
+		addMemberToList(id, gdatap->mMembers[id]);
+		if(!mMembersList->getEnabled())
+		{
+			mMembersList->setEnabled(TRUE);
+		}
+	}
+	
+}
+
 void LLPanelGroupMembersSubTab::updateMembers()
 {
 	mPendingMemberUpdate = FALSE;
@@ -1580,12 +1651,13 @@ void LLPanelGroupMembersSubTab::updateMembers()
 
 	//cleanup list only for first iretation
 	if(mMemberProgress == gdatap->mMembers.begin())
+	{
 		mMembersList->deleteAllItems();
+	}
 
 
 	LLGroupMgrGroupData::member_list_t::iterator end = gdatap->mMembers.end();
-	LLUIString donated = getString("donation_area");
-
+	
 	S32 i = 0;
 	for( ; mMemberProgress != end && i<UPDATE_MEMBERS_PER_FRAME; 
 			++mMemberProgress, ++i)
@@ -1593,38 +1665,19 @@ void LLPanelGroupMembersSubTab::updateMembers()
 		if (!mMemberProgress->second)
 			continue;
 		// Do filtering on name if it is already in the cache.
-		bool add_member = true;
-
 		std::string fullname;
 		if (gCacheName->getFullName(mMemberProgress->first, fullname))
 		{
-			if ( !matchesSearchFilter(fullname) )
+			if (matchesSearchFilter(fullname))
 			{
-				add_member = false;
+				addMemberToList(mMemberProgress->first, mMemberProgress->second);
 			}
 		}
-
-		if (add_member)
+		else
 		{
-			donated.setArg("[AREA]", llformat("%d", mMemberProgress->second->getContribution()));
-
-			LLSD row;
-			row["id"] = (*mMemberProgress).first;
-
-			row["columns"][0]["column"] = "name";
-			// value is filled in by name list control
-
-			row["columns"][1]["column"] = "donated";
-			row["columns"][1]["value"] = donated.getString();
-
-			row["columns"][2]["column"] = "online";
-			row["columns"][2]["value"] = mMemberProgress->second->getOnlineStatus();
-			row["columns"][2]["font"] = "SANSSERIF_SMALL";
-
-			LLScrollListItem* member = mMembersList->addElement(row);
-
-			LLUUID id = member->getUUID();
-			mHasMatch = TRUE;
+			// If name is not cached, onNameCache() should be called when it is cached and add this member to list.
+			gCacheName->get(mMemberProgress->first, FALSE, boost::bind(&LLPanelGroupMembersSubTab::onNameCache,
+																	   this, mUdpateSessionID, _1));
 		}
 	}
 
diff --git a/indra/newview/llpanelgrouproles.h b/indra/newview/llpanelgrouproles.h
index 6a773f1ebb..270259c16f 100644
--- a/indra/newview/llpanelgrouproles.h
+++ b/indra/newview/llpanelgrouproles.h
@@ -187,6 +187,9 @@ public:
 
 	virtual void setGroupID(const LLUUID& id);
 
+	void addMemberToList(LLUUID id, LLGroupMemberData* data);
+	void onNameCache(const LLUUID& update_id, const LLUUID& id);
+
 protected:
 	typedef std::map<LLUUID, LLRoleMemberChangeType> role_change_data_map_t;
 	typedef std::map<LLUUID, role_change_data_map_t*> member_role_changes_map_t;
@@ -207,6 +210,9 @@ protected:
 	BOOL mPendingMemberUpdate;
 	BOOL mHasMatch;
 
+	// This id is generated after each user initiated member list update(opening Roles or changing filter)
+	LLUUID mUdpateSessionID;
+
 	member_role_changes_map_t mMemberRoleChangeData;
 	U32 mNumOwnerAdditions;