From 83a0a0c124e22fdd832f367d79e7d8a0f5605084 Mon Sep 17 00:00:00 2001
From: Artur Signell <artur@vaadin.com>
Date: Tue, 18 Sep 2012 16:50:12 +0300
Subject: Reverted previous fix and fixed in a more compatible way (#9534)

---
 client/src/com/vaadin/client/ComponentLocator.java | 45 +++++++++++++++++++---
 1 file changed, 39 insertions(+), 6 deletions(-)

diff --git a/client/src/com/vaadin/client/ComponentLocator.java b/client/src/com/vaadin/client/ComponentLocator.java
index 8f72fe7289..3338147465 100644
--- a/client/src/com/vaadin/client/ComponentLocator.java
+++ b/client/src/com/vaadin/client/ComponentLocator.java
@@ -97,6 +97,8 @@ public class ComponentLocator {
     public String getPathForElement(Element targetElement) {
         String pid = null;
 
+        targetElement = getElement(targetElement);
+
         Element e = targetElement;
 
         while (true) {
@@ -178,9 +180,7 @@ public class ComponentLocator {
 
         // The parent check is a work around for Firefox 15 which fails to
         // compare elements properly (#9534)
-        if (w.getElement() == targetElement
-                || (w.getElement().getParentElement() == targetElement
-                        .getParentElement())) {
+        if (w.getElement() == targetElement) {
             /*
              * We are done if the target element is the root of the target
              * widget.
@@ -209,6 +209,41 @@ public class ComponentLocator {
         }
     }
 
+    /**
+     * Returns the element passed to the method. Or in case of Firefox 15,
+     * returns the real element that is in the DOM instead of the element passed
+     * to the method (which is the same element but not ==).
+     * 
+     * @param targetElement
+     *            the element to return
+     * @return the element passed to the method
+     */
+    private Element getElement(Element targetElement) {
+        if (targetElement == null) {
+            return null;
+        }
+
+        if (!BrowserInfo.get().isFirefox()) {
+            return targetElement;
+        }
+
+        if (BrowserInfo.get().getBrowserMajorVersion() != 15) {
+            return targetElement;
+        }
+
+        // Firefox 15, you make me sad
+        if (targetElement.getNextSibling() != null) {
+            return (Element) targetElement.getNextSibling()
+                    .getPreviousSibling();
+        }
+        if (targetElement.getPreviousSibling() != null) {
+            return (Element) targetElement.getPreviousSibling()
+                    .getNextSibling();
+        }
+        // No siblings so this is the only child
+        return (Element) targetElement.getParentNode().getChild(0);
+    }
+
     /**
      * Finds the first widget in the hierarchy (moving upwards) that implements
      * SubPartAware. Returns the SubPartAware implementor or null if none is
@@ -334,9 +369,7 @@ public class ComponentLocator {
             Element parent = e.getParentElement().cast();
             // The parent check is a work around for Firefox 15 which fails to
             // compare elements properly (#9534)
-            if (parent == baseElement
-                    || parent.getParentElement() == baseElement
-                            .getParentElement()) {
+            if (parent == baseElement) {
                 break;
             }
 
-- 
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