maximn · May 19, 2013 08:27 · May 19, 2013
diff --git a/extjs-tooltip-hideEmpty.js b/extjs-tooltip-hideEmpty.js
@@ -0,0 +1,19 @@
+tips: {
+  // ...
+	renderer: function (storeItem, item) {
+		if (/* want to hide condition ... */) {
+			this.update();
+			return;
+		}
+    // ... the code for regualr tips we want to show
+	},
+	listeners:
+	{
+		beforeshow: {
+			fn: function (tip) {
+				// Patch : Show the tip only if has content
+				return tip.layout.owner.html != undefined;
+			}
+		}
+	}
+},