From 00b341daf1091c03da30bbc127ea52d34ff2168a Mon Sep 17 00:00:00 2001
From: Simon Kornblith <simon@simonster.com>
Date: Tue, 20 Sep 2011 19:36:55 +0000
Subject: [PATCH] Remove processNextEvent() call

---
 .../zotero/integration/addCitationDialog.js   | 31 ++++++++++++-------
 chrome/content/zotero/xpcom/integration.js    | 17 +++++-----
 2 files changed, 27 insertions(+), 21 deletions(-)

diff --git a/chrome/content/zotero/integration/addCitationDialog.js b/chrome/content/zotero/integration/addCitationDialog.js
index e58488bb10..32fce10c3b 100644
--- a/chrome/content/zotero/integration/addCitationDialog.js
+++ b/chrome/content/zotero/integration/addCitationDialog.js
@@ -565,8 +565,10 @@ var Zotero_Citation_Dialog = new function () {
 		if(_previewShown) {
 			document.documentElement.getButton("extra2").label = Zotero.getString("citation.hideEditor");		
 			if(text) {
-				_originalHTML = io.preview();
-				editor.value = text;
+				io.preview(function(preview) {
+					_originalHTML = preview;
+					editor.value = text;
+				});
 			} else {
 				_updatePreview();
 			}
@@ -620,16 +622,23 @@ var Zotero_Citation_Dialog = new function () {
 			_getCitation();
 			
 			editor.readonly = !io.citation.citationItems.length;
-			editor.value = (io.citation.citationItems.length ? io.preview() : "");
-			
-			if(editor.initialized) {
-				_originalHTML = editor.value;
+			if(io.citation.citationItems.length) {
+				io.preview(function(preview) {
+					editor.value = preview;
+					
+					if(editor.initialized) {
+						_originalHTML = editor.value;
+					} else {
+						var eventListener = function() {
+							_originalHTML = editor.value;
+							editor.removeEventListener("tinymceInitialized", eventListener, false);
+						};
+						editor.addEventListener("tinymceInitialized", eventListener, false);
+					}
+				});
 			} else {
-				var eventListener = function() {
-					_originalHTML = editor.value;
-					editor.removeEventListener("tinymceInitialized", eventListener, false);
-				};
-				editor.addEventListener("tinymceInitialized", eventListener, false);
+				editor.value = "";
+				_originalHTML = "";
 			}
 		}
 	}
diff --git a/chrome/content/zotero/xpcom/integration.js b/chrome/content/zotero/xpcom/integration.js
index 10cef876ff..b6f6307d73 100644
--- a/chrome/content/zotero/xpcom/integration.js
+++ b/chrome/content/zotero/xpcom/integration.js
@@ -1275,9 +1275,10 @@ Zotero.Integration.Fields.prototype.addEditCitation = function(field, callback)
 	var previewing = false;
 	
 	// assign preview function
-	io.preview = function() {
-		if(previewing) return;
-		previewing = true;
+	var previewCallbackQueue;
+	io.preview = function(callback) {
+		if(!previewCallbackQueue) previewCallbackQueue = [];
+		previewCallbackQueue.push(callback);
 		
 		var returnVal;
 		me.get(function() {
@@ -1290,14 +1291,10 @@ Zotero.Integration.Fields.prototype.addEditCitation = function(field, callback)
 			citation.properties.zoteroIndex = fieldIndex;
 			citation.properties.noteIndex = field.getNoteIndex();
 			returnVal = me._session.previewCitation(citation);
+			
+			for(var i=0, n=previewCallbackQueue.length; i<n; i++) previewCallbackQueue[i](returnVal);
+			previewCallbackQueue = undefined;
 		});
-		
-		// wait until we get the preview
-		while(returnVal === undefined) Zotero.mainThread.processNextEvent(true);
-		
-		// return the preview
-		return returnVal;
-		previewing = false;
 	}
 	// assign sort function
 	io.sort = function() {