From 4b16ef8896de89b632f97efb012834fe6074edd7 Mon Sep 17 00:00:00 2001
From: Jordan Lee <jordan@transmissionbt.com>
Date: Wed, 24 Aug 2011 03:40:23 +0000
Subject: [PATCH] speedups found by chrome's profiler

---
 web/javascript/torrent-row.js  |  6 ++++--
 web/javascript/transmission.js | 13 ++-----------
 2 files changed, 6 insertions(+), 13 deletions(-)

diff --git a/web/javascript/torrent-row.js b/web/javascript/torrent-row.js
index 330b7ac99..4fca6cef7 100644
--- a/web/javascript/torrent-row.js
+++ b/web/javascript/torrent-row.js
@@ -63,10 +63,12 @@ TorrentRendererHelper.renderProgressbar = function(controller, t, progressbar)
 	var e;
 	e = progressbar.complete;
 	e.style.width = '' + info.percent + "%";
-	e.className = info.complete;
+	if (e.className !== info.complete)
+		e.className = info.complete;
 	e.style.display = info.percent<=0 ? 'none' : 'block';
 	e = progressbar.incomplete;
-	e.className = info.incomplete;
+	if (e.className !== info.incomplete)
+		e.className = info.incomplete;
 	e.style.display = info.percent>=100 ? 'none' : 'block';
 };
 
diff --git a/web/javascript/transmission.js b/web/javascript/transmission.js
index edf2df9ce..2370fb958 100644
--- a/web/javascript/transmission.js
+++ b/web/javascript/transmission.js
@@ -1502,7 +1502,6 @@ Transmission.prototype =
 
 		this.setPref(Prefs._ShowInspector, true);
 		this.updateInspector();
-		this.refreshDisplay();
 	},
 
 	/*
@@ -1523,7 +1522,6 @@ Transmission.prototype =
 		}
 
 		this.setPref(Prefs._ShowInspector, false);
-		this.refreshDisplay();
 	},
 
 	refreshMetaData: function(ids) {
@@ -1672,12 +1670,6 @@ Transmission.prototype =
 		}
 	},
 
-	refreshDisplay: function()
-	{
-		for (var i=0, row; row=this._rows[i]; ++i)
-			row.render(this);
-	},
-
 	/*
 	 * Set the alternating background colors for torrents
 	 */
@@ -2013,7 +2005,7 @@ Transmission.prototype =
 		if (!this.refilterTimer)
 		{
 			var tr = this;
-			this.refilterTimer = setTimeout(function() {tr.refilter();}, 200);
+			this.refilterTimer = setTimeout(function() {tr.refilter();}, 500);
 		}
 	},
 
@@ -2057,7 +2049,7 @@ Transmission.prototype =
 			fragment.appendChild(row.getElement());
 			rows.push(row);
 		}
-		$('ul.torrent_list li').remove();
+		$('ul.torrent_list').empty();
 		delete this._rows;
 		this._rows = rows;
 		this._torrent_list.appendChild(fragment);
@@ -2067,7 +2059,6 @@ Transmission.prototype =
 		this.updateStatusbar();
 		if (sel.length !== new_sel_count)
 			this.selectionChanged();
-		this.refreshDisplay();
 		this.refreshFilterButton();
 	},
 
-- 
2.40.0