From 5d697a72b7d7b727655420374380f4803839d5cb Mon Sep 17 00:00:00 2001
From: piro <piro@599a83e7-65a4-db11-8015-0010dcdd6dc2>
Date: Wed, 4 Mar 2009 20:22:40 +0000
Subject: [PATCH] =?UTF-8?q?=E8=B5=B7=E5=8B=95=E7=9B=B4=E5=BE=8C=E3=81=AB?=
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git-svn-id: http://www.cozmixng.org/repos/piro/treestyletab/trunk@3762 599a83e7-65a4-db11-8015-0010dcdd6dc2
---
 content/treestyletab/treestyletabbrowser.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/content/treestyletab/treestyletabbrowser.js b/content/treestyletab/treestyletabbrowser.js
index e64e1f88..83a6438e 100644
--- a/content/treestyletab/treestyletabbrowser.js
+++ b/content/treestyletab/treestyletabbrowser.js
@@ -125,6 +125,20 @@ TreeStyleTabBrowser.prototype = {
 
 		var container = document.getAnonymousElementByAttribute(b.mTabContainer, 'class', 'tabs-container');
 		if (container) container.removeAttribute('overflow');
+		window.setTimeout(function() {
+			var inner = document.getAnonymousElementByAttribute(b.mTabContainer, 'class', 'tabbrowser-arrowscrollbox');
+			if (inner) inner = document.getAnonymousElementByAttribute(inner, 'anonid', 'scrollbox');
+			if (inner) inner = document.getAnonymousNodes(inner)[0];
+			if (
+				inner &&
+				(
+					inner.boxObject.width > container.boxObject.width ||
+					inner.boxObject.height > container.boxObject.height
+				)
+				) {
+				container.setAttribute('overflow', true);
+			}
+		}, 100);
 
 		/* Closing collapsed last tree breaks selected tab.
 		   To solve this problem, I override the setter to