From 60303543bc3f73dd33bc248743212e0c8782fcca Mon Sep 17 00:00:00 2001
From: "bmlk%gmx.de" <bmlk%gmx.de>
Date: Sat, 20 Dec 2003 12:15:48 +0000
Subject: [PATCH] look into wrapper frames for inputs with :after and :before 
 bug 15597 r/sr=dbaron

---
 .../html/content/src/nsGenericHTMLElement.cpp   | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/content/html/content/src/nsGenericHTMLElement.cpp b/content/html/content/src/nsGenericHTMLElement.cpp
index 7003cf181d3..0934b351d86 100644
--- a/content/html/content/src/nsGenericHTMLElement.cpp
+++ b/content/html/content/src/nsGenericHTMLElement.cpp
@@ -2707,7 +2707,22 @@ nsGenericHTMLElement::GetFormControlFrameFor(nsIContent* aContent,
   if (frame) {
     nsIFormControlFrame* form_frame = nsnull;
     CallQueryInterface(frame, &form_frame);
-    return form_frame;
+    if (form_frame) {
+      return form_frame;
+    }
+
+    // If we have generated content, the primary frame will be a
+    // wrapper frame.. out real frame will be in its child list.
+    for (frame->FirstChild(frame->GetPresContext(), nsnull, &frame);
+         frame;
+         frame = frame->GetNextSibling()) {
+      CallQueryInterface(frame, &form_frame);
+      if (form_frame) {
+        return form_frame;
+      }
+    }
+        
+    NS_ERROR("Form control has a frame, but it's not a form frame");
   }
 
   return nsnull;