From 3c4c50954f020671c71497bd7eaa19c8b0708f82 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hubert=20Figui=C3=A8re?= <hfiguiere@mozilla.com>
Date: Wed, 11 Jul 2012 17:29:19 -0700
Subject: [PATCH] Bug 772060 - Part 1: Implement
 accessibilityArrayAttributeCount for mozPaneAccessible. r=surkov,tbsaunde

--HG--
extra : rebase_source : 4d9d87b9ffebdec3844a661a81e187a9bc130ef7
---
 accessible/src/mac/mozActionElements.mm | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/accessible/src/mac/mozActionElements.mm b/accessible/src/mac/mozActionElements.mm
index f22cc992f9f..f673d8c8210 100644
--- a/accessible/src/mac/mozActionElements.mm
+++ b/accessible/src/mac/mozActionElements.mm
@@ -338,6 +338,19 @@ enum CheckboxValue {
 
 @implementation mozPaneAccessible
 
+- (NSUInteger)accessibilityArrayAttributeCount:(NSString*)attribute
+{
+  if (!mGeckoAccessible)
+    return 0;
+
+  // By default this calls -[[mozAccessible children] count].
+  // Since we don't cache mChildren. This is faster.
+  if ([attribute isEqualToString:NSAccessibilityChildrenAttribute])
+    return mGeckoAccessible->ChildCount() ? 1 : 0;
+
+  return [super accessibilityArrayAttributeCount:attribute];
+}
+
 - (NSArray*)children
 {
   if (!mGeckoAccessible)