From b6da37dc1949900332cf92b2ea8fa1078eff9635 Mon Sep 17 00:00:00 2001
From: Mnikolenko Productengine <mnikolenko@productengine.com>
Date: Thu, 3 Nov 2016 17:28:14 +0200
Subject: MAINT-6884 Issues with the Outfit Gallery and viewer crashes - out of
 memory crashes since VOB

---
 indra/newview/lloutfitgallery.cpp | 37 +++++++++++++++++++++++++++++++++++--
 indra/newview/lloutfitgallery.h   |  2 ++
 2 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/indra/newview/lloutfitgallery.cpp b/indra/newview/lloutfitgallery.cpp
index 20be9962f1..bc1e2c5d59 100644
--- a/indra/newview/lloutfitgallery.cpp
+++ b/indra/newview/lloutfitgallery.cpp
@@ -235,6 +235,7 @@ void LLOutfitGallery::removeLastRow()
 {
     mRowCount--;
     mGalleryPanel->removeChild(mLastRowPanel);
+    mUnusedRowPanels.push_back(mLastRowPanel);
     mRowPanels.pop_back();
     mLastRowPanel = mRowPanels.back();
 }
@@ -336,6 +337,7 @@ void LLOutfitGallery::removeFromLastRow(LLOutfitGalleryItem* item)
 {
     mItemPanels.back()->removeChild(item);
     mLastRowPanel->removeChild(mItemPanels.back());
+    mUnusedItemPanels.push_back(mItemPanels.back());
     mItemPanels.pop_back();
 }
 
@@ -375,7 +377,16 @@ LLPanel* LLOutfitGallery::buildItemPanel(int left)
 {
     LLPanel::Params lpparams;
     int top = 0;
-    LLPanel* lpanel = LLUICtrlFactory::create<LLPanel>(lpparams);
+    LLPanel* lpanel = NULL;
+    if(mUnusedItemPanels.empty())
+    {
+        lpanel = LLUICtrlFactory::create<LLPanel>(lpparams);
+    }
+    else
+    {
+        lpanel = mUnusedItemPanels.back();
+        mUnusedItemPanels.pop_back();
+    }
     LLRect rect = LLRect(left, top + mItemHeight, left + mItemWidth + mItemHorizontalGap, top);
     lpanel->setRect(rect);
     lpanel->reshape(mItemWidth + mItemHorizontalGap, mItemHeight);
@@ -388,7 +399,16 @@ LLPanel* LLOutfitGallery::buildItemPanel(int left)
 LLPanel* LLOutfitGallery::buildRowPanel(int left, int bottom)
 {
     LLPanel::Params sparams;
-    LLPanel* stack = LLUICtrlFactory::create<LLPanel>(sparams);
+    LLPanel* stack = NULL;
+    if(mUnusedRowPanels.empty())
+    {
+        stack = LLUICtrlFactory::create<LLPanel>(sparams);
+    }
+    else
+    {
+        stack = mUnusedRowPanels.back();
+        mUnusedRowPanels.pop_back();
+    }
     moveRowPanel(stack, left, bottom);
     return stack;
 }
@@ -418,6 +438,19 @@ LLOutfitGallery::~LLOutfitGallery()
         gInventory.removeObserver(mOutfitsObserver);
     }
     delete mOutfitsObserver;
+
+    while (!mUnusedRowPanels.empty())
+    {
+        LLPanel* panelp = mUnusedRowPanels.back();
+        mUnusedRowPanels.pop_back();
+        panelp->die();
+    }
+    while (!mUnusedItemPanels.empty())
+    {
+        LLPanel* panelp = mUnusedItemPanels.back();
+        mUnusedItemPanels.pop_back();
+        panelp->die();
+    }
 }
 
 void LLOutfitGallery::setFilterSubString(const std::string& string)
diff --git a/indra/newview/lloutfitgallery.h b/indra/newview/lloutfitgallery.h
index 140e68067b..b9fc10f015 100644
--- a/indra/newview/lloutfitgallery.h
+++ b/indra/newview/lloutfitgallery.h
@@ -158,6 +158,8 @@ private:
     void moveRowPanel(LLPanel* stack, int left, int bottom);
     std::vector<LLPanel*> mRowPanels;
     std::vector<LLPanel*> mItemPanels;
+    std::vector<LLPanel*> mUnusedRowPanels;
+    std::vector<LLPanel*> mUnusedItemPanels;
     std::vector<LLOutfitGalleryItem*> mItems;
     std::vector<LLOutfitGalleryItem*> mHiddenItems;
     LLScrollContainer* mScrollPanel;
-- 
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