From b0f499740a3164bede9e4ab2082451675c4b5660 Mon Sep 17 00:00:00 2001
From: "Egor.Ushakov" <egor.ushakov@jetbrains.com>
Date: Fri, 7 Feb 2014 19:27:17 +0400
Subject: [PATCH] IDEA-91883 Edit breakpoint dialog: cannot click on combo if
 it expands out of the popup border

---
 .../src/com/intellij/ui/BalloonImpl.java       | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/platform/platform-impl/src/com/intellij/ui/BalloonImpl.java b/platform/platform-impl/src/com/intellij/ui/BalloonImpl.java
index 69297d1fe14e..5f43f8cb798d 100644
--- a/platform/platform-impl/src/com/intellij/ui/BalloonImpl.java
+++ b/platform/platform-impl/src/com/intellij/ui/BalloonImpl.java
@@ -197,12 +197,28 @@ public class BalloonImpl implements Balloon, IdeTooltip.Ui {
 
     if (!cmp.isShowing()) return true;
     if (cmp == myCloseRec) return true;
-    if (SwingUtilities.isDescendingFrom(cmp, myComp) || cmp == myComp) return true;
+    if (isDescendingFrom(cmp, myComp) || cmp == myComp) return true;
     if (myComp == null || !myComp.isShowing()) return false;
     Rectangle rectangleOnScreen = new Rectangle(myComp.getLocationOnScreen(), myComp.getSize());
     return rectangleOnScreen.contains(target.getScreenPoint());
   }
 
+  private static boolean isDescendingFrom(@Nullable Component a, @NotNull Component b) {
+    while (a != null) {
+      if (a == b) {
+        return true;
+      }
+
+      if (a instanceof JPopupMenu) {
+        a = ((JPopupMenu)a).getInvoker();
+      }
+      else {
+        a = a.getParent();
+      }
+    }
+    return false;
+  }
+
   public boolean isMovingForward(RelativePoint target) {
     try {
       if (myComp == null || !myComp.isShowing()) return false;