[Pkg-mozext-commits] [wot] 48/226: Use DOM Mutation Observers instead of Mutation events. Fixes #16

[David Prévot]

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commit 75c6f36d3bfac606d2a601d873fdd31a9be47f12
Author: Sami Tolvanen <sami at mywot.com>
Date:   Thu Sep 20 13:55:02 2012 +0300

    Use DOM Mutation Observers instead of Mutation events. Fixes #16
---
 content/search.js | 36 ++++++++++++++----------------------
 1 file changed, 14 insertions(+), 22 deletions(-)

diff --git a/content/search.js b/content/search.js
index 6ae5d4d..54e2d3a 100644
--- a/content/search.js
+++ b/content/search.js
@@ -443,26 +443,6 @@ var wot_search =
 		}
 	},
 
-	onchange: function(event)
-	{
-		try {
-			var content = event.currentTarget;
-
-			if (!content) {
-				return;
-			}
-
-			content.removeEventListener("DOMNodeInserted", wot_search.onchange,
-				false);
-
-			window.setTimeout(function() {
-					wot_search.watch(content);
-				}, 1000);
-		} catch (e) {
-			dump("wot_search.onchange: failed with " + e + "\n");
-		}
-	},
-
 	watch: function(content)
 	{
 		try {
@@ -476,8 +456,20 @@ var wot_search =
 				return;
 			}
 
-			content.addEventListener("DOMNodeInserted", wot_search.onchange,
-				false);
+			wot_search.observer = new MutationObserver(function(mutation) {
+					if (wot_search.observer) {
+						wot_search.observer.disconnect();
+						wot_search.observer = null;
+					}
+
+					window.setTimeout(function() {
+							wot_search.watch(content);
+						}, 500);
+				});
+
+			wot_search.observer.observe(content, {
+				attributes: true, childList: true, subtree: true
+			});
 		} catch (e) {
 			dump("wot_search.watch: failed with " + e + "\n");
 		}

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