From 77b594f447d48e9aa40483d0223c5df2f2b880f8 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Wed, 30 Aug 2006 17:16:33 +0000
Subject: [PATCH] Closes #244, Export Collection... and Create Bibliography
 from Collection... contextual menu options should be disabled for empty
 collections

---
 chrome/chromeFiles/content/scholar/overlay.js | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/chrome/chromeFiles/content/scholar/overlay.js b/chrome/chromeFiles/content/scholar/overlay.js
index 744e363753..ba6cb3fbee 100644
--- a/chrome/chromeFiles/content/scholar/overlay.js
+++ b/chrome/chromeFiles/content/scholar/overlay.js
@@ -385,6 +385,15 @@ var ScholarPane = new function()
 		{
 			var hide = [4,6,9,11,12];
 			var show = [3,5,7,8,10];
+			if (itemsView.rowCount>0)
+			{
+				var enable = [8,10];
+			}
+			else
+			{
+				var disable = [8,10];
+			}
+		
 		}
 		// Saved Search
 		else if (collectionsView.selection.count == 1 &&
@@ -392,6 +401,14 @@ var ScholarPane = new function()
 		{
 			var hide = [3,5,8,10,12];
 			var show = [4,6,7,9,11];
+			if (itemsView.rowCount>0)
+			{
+				var enable = [9,11];
+			}
+			else
+			{
+				var disable = [9,11];
+			}
 		}
 		// Library
 		else
@@ -400,6 +417,16 @@ var ScholarPane = new function()
 			var show = [12];
 		}
 		
+		for (var i in disable)
+		{
+			menu.childNodes[disable[i]].setAttribute('disabled', true);
+		}
+		
+		for (var i in enable)
+		{
+			menu.childNodes[enable[i]].setAttribute('disabled', false);
+		}
+		
 		for (var i in hide)
 		{
 			menu.childNodes[hide[i]].setAttribute('hidden', true);