#5046 Fix accordion control's excessive rearranges #2

Since arrange is no longer part of LLInventoryItemsList::doIdle(),
reduced time limit.

indra/llui/llaccordionctrl.cpp

@@ -47,6 +47,8 @@ static constexpr F32 AUTO_SCROLL_RATE_ACCEL = 120.f;
 
 static LLDefaultChildRegistry::Register<LLAccordionCtrl>    t2("accordion");
 
+std::set<LLAccordionCtrl*> LLAccordionCtrl::sPendingArrange;
+
 LLAccordionCtrl::LLAccordionCtrl(const Params& params):LLPanel(params)
  , mFitParent(params.fit_parent)
  , mNoVisibleTabsOrigString(params.no_visible_tabs_text.initial_value().asString())
@@ -163,7 +165,11 @@ bool LLAccordionCtrl::postBuild()
 //---------------------------------------------------------------------------------
 LLAccordionCtrl::~LLAccordionCtrl()
 {
-  mAccordionTabs.clear();
+    if (mArrangePending)
+    {
+        sPendingArrange.erase(this);
+    }
+    mAccordionTabs.clear();
 }
 
 //---------------------------------------------------------------------------------
@@ -184,7 +190,7 @@ void LLAccordionCtrl::reshape(S32 width, S32 height, bool called_from_parent)
     // necessary text paddings can be set via h_pad and v_pad
     mNoVisibleTabsHelpText->setRect(getLocalRect());
 
-    arrange();
+    scheduleArrange();
 }
 
 //---------------------------------------------------------------------------------
@@ -328,7 +334,7 @@ void LLAccordionCtrl::addCollapsibleCtrl(LLAccordionCtrlTab* accordion_tab)
     mAccordionTabs.push_back(accordion_tab);
 
     accordion_tab->setDropDownStateChangedCallback( boost::bind(&LLAccordionCtrl::onCollapseCtrlCloseOpen, this, (S16)(mAccordionTabs.size() - 1)) );
-    arrange();
+    scheduleArrange();
 }
 
 void LLAccordionCtrl::removeCollapsibleCtrl(LLAccordionCtrlTab* accordion_tab)
@@ -685,8 +691,9 @@ S32 LLAccordionCtrl::notifyParent(const LLSD& info)
         std::string str_action = info["action"];
         if (str_action == "size_changes")
         {
-            //
-            arrange();
+            // Multiple children can request an arrange,
+            // but only need to do it once so schedule it for later.
+            scheduleArrange();
             return 1;
         }
         if (str_action == "select_next")
@@ -928,3 +935,25 @@ void LLAccordionCtrl::collapseAllTabs()
         arrange();
     }
 }
+
+void LLAccordionCtrl::scheduleArrange()
+{
+    if (!mArrangePending)
+    {
+        mArrangePending = true;
+        sPendingArrange.insert(this);
+    }
+}
+
+void LLAccordionCtrl::updateClass()
+{
+    for (LLAccordionCtrl* inst : sPendingArrange)
+    {
+        if (inst)
+        {
+            inst->mArrangePending = false;
+            inst->arrange();
+        }
+    }
+    sPendingArrange.clear();
+}

indra/llui/llaccordionctrl.h

@@ -142,6 +142,9 @@ public:
 
     void setSkipScrollToChild(bool skip) { mSkipScrollToChild = skip; }
 
+    void scheduleArrange();
+    static void updateClass();
+
 private:
     void    initNoTabsWidget(const LLTextBox::Params& tb_params);
     void    updateNoTabsHelpTextVisibility();
@@ -188,12 +191,15 @@ private:
     LLTextBox*      mNoVisibleTabsHelpText = nullptr;
 
     bool            mSkipScrollToChild = false;
+    bool            mArrangePending = false;
 
     std::string     mNoMatchedTabsOrigString;
     std::string     mNoVisibleTabsOrigString;
 
     LLAccordionCtrlTab*     mSelectedTab = nullptr;
     const LLTabComparator*  mTabComparator = nullptr;
+
+    static std::set<LLAccordionCtrl*> sPendingArrange;
 };
 
 

indra/newview/llinventoryitemslist.cpp

@@ -145,6 +145,7 @@ void LLInventoryItemsList::updateSelection()
 bool LLInventoryItemsList::doIdle()
 {
     if (mRefreshState == REFRESH_COMPLETE) return true; // done
+    LL_PROFILE_ZONE_SCOPED;
 
     if (isInVisibleChain() || mForceRefresh || !getFilterSubString().empty())
     {
@@ -166,7 +167,7 @@ void LLInventoryItemsList::idle(void* user_data)
 
     using namespace std::chrono;
     auto start = steady_clock::now();
-    const milliseconds time_limit = milliseconds(3);
+    const milliseconds time_limit = milliseconds(2);
     const auto end_time = start + time_limit;
     S32 max_update_count = 50;
 

indra/newview/llinventorylistitem.cpp

@@ -69,6 +69,7 @@ LLPanelInventoryListItemBase::Params::Params()
 
 LLPanelInventoryListItemBase* LLPanelInventoryListItemBase::create(LLViewerInventoryItem* item)
 {
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
     LLPanelInventoryListItemBase* list_item = NULL;
     if (item)
     {
@@ -189,6 +190,7 @@ void LLPanelInventoryListItemBase::setShowWidget(LLUICtrl* ctrl, bool show)
 
 bool LLPanelInventoryListItemBase::postBuild()
 {
+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
     LLViewerInventoryItem* inv_item = getItem();
     if (inv_item)
     {

indra/newview/lloutfitslist.cpp

@@ -568,6 +568,10 @@ void LLOutfitsList::onRefreshComplete(LLUICtrl* ctrl)
     if (!ctrl || getFilterSubString().empty())
         return;
 
+    LL_PROFILE_ZONE_SCOPED;
+
+    // TODO: We are doing it multiple times per frame on init
+    // as multiple lists are refreshing. Needs improvements.
     for (outfits_map_t::iterator
              iter = mOutfitsMap.begin(),
              iter_end = mOutfitsMap.end();

indra/newview/llviewerwindow.cpp

@@ -86,6 +86,7 @@
 #include "raytrace.h"
 
 // newview includes
+#include "llaccordionctrl.h"
 #include "llbox.h"
 #include "llchicletbar.h"
 #include "llconsole.h"
@@ -3440,6 +3441,8 @@ void LLViewerWindow::updateUI()
 
     LLConsole::updateClass();
 
+    // execute postponed arrange calls
+    LLAccordionCtrl::updateClass();
     // animate layout stacks so we have up to date rect for world view
     LLLayoutStack::updateClass();