added new selector capability to .get() method. You can now select all nodes by type inside of a container, such as by Shape, Group, or Layer

src/Container.js

@@ -71,6 +71,9 @@ Kinetic.Container.prototype = {
         else if(selector.charAt(0) === '.') {
             arr = stage.names[key] !== undefined ? stage.names[key] : [];
         }
+        else if(selector === 'Shape' || selector === 'Group' || selector === 'Layer') {
+            return this._getNodes(selector);
+        }
         else {
             return false;
         }
@@ -105,6 +108,27 @@ Kinetic.Container.prototype = {
 
         return false;
     },
+    /**
+     * get all shapes inside container
+     */
+    _getNodes: function(sel) {
+        var arr = [];
+        function traverse(cont) {
+            var children = cont.getChildren();
+            for(var n = 0; n < children.length; n++) {
+                var child = children[n];
+                if(child.nodeType === sel) {
+                    arr.push(child);
+                }
+                else if(child.nodeType !== 'Shape') {
+                    traverse(child);
+                }
+            }
+        }
+        traverse(this);
+
+        return arr;
+    },
     /**
      * draw children
      */