From 1678667abae5d76b4c1e9bd6dd756911c62e8b04 Mon Sep 17 00:00:00 2001
From: Konstantin Bulenkov <kb@jetbrains.com>
Date: Thu, 13 Feb 2014 23:20:36 +0100
Subject: [PATCH] IDEA-120631 SOE fix

---
 .../intellij/usages/impl/UsageViewTreeCellRenderer.java    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/platform/usageView/src/com/intellij/usages/impl/UsageViewTreeCellRenderer.java b/platform/usageView/src/com/intellij/usages/impl/UsageViewTreeCellRenderer.java
index 27c13a7d2462..25ef683725d8 100644
--- a/platform/usageView/src/com/intellij/usages/impl/UsageViewTreeCellRenderer.java
+++ b/platform/usageView/src/com/intellij/usages/impl/UsageViewTreeCellRenderer.java
@@ -49,6 +49,7 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
   private static final SimpleTextAttributes ourInvalidAttributesDarcula = new SimpleTextAttributes(null, DarculaColors.RED, null, ourInvalidAttributes.getStyle());
   public static final Insets STANDARD_IPAD_NOWIFI = new Insets(1, 2, 1, 2);
   private static final Rectangle EMPTY_RECTANGLE = new Rectangle();
+  private boolean myRowBoundsCalled = false;
 
   private final UsageViewPresentation myPresentation;
   private final UsageView myView;
@@ -79,7 +80,9 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
 
       Rectangle visibleRect = tree == null ? EMPTY_RECTANGLE : ((JViewport)tree.getParent()).getViewRect();
       if (!visibleRect.isEmpty()) {
-        RowLocation visible = isRowVisible(row, visibleRect);
+        //Protection against SOE on some OSes and JDKs IDEA-120631
+        RowLocation visible = myRowBoundsCalled ? RowLocation.INSIDE_VISIBLE_RECT : isRowVisible(row, visibleRect);
+        myRowBoundsCalled = false;
         if (visible != RowLocation.INSIDE_VISIBLE_RECT) {
           // for the node outside visible rect just set its preferred size to the whole visible rect
           // and do not compute (expensive) presentation
@@ -241,7 +244,9 @@ class UsageViewTreeCellRenderer extends ColoredTreeCellRenderer {
       pref = cachedPreferredSize;
     }
     pref.width = Math.max(visibleRect.width, pref.width);
+    myRowBoundsCalled = true;
     final Rectangle bounds = getTree().getRowBounds(row);
+    myRowBoundsCalled = false;
     int y = bounds == null ? 0 : bounds.y;
     TextRange vis = TextRange.from(Math.max(0, visibleRect.y - pref.height), visibleRect.height + pref.height * 2);
     boolean inside = vis.contains(y);