Merge pull request #921 from rachel-fenichel/feature/workspace_isMovable

Workspace isDraggable

core/workspace_svg.js

@@ -1010,6 +1010,14 @@ Blockly.WorkspaceSvg.prototype.isDragging = function() {
       this.dragMode_ == Blockly.DRAG_FREE;
 };
 
+/**
+ * Is this workspace draggable and scrollable?
+ * @return {boolean} True if this workspace may be dragged.
+ */
+Blockly.WorkspaceSvg.prototype.isDraggable = function() {
+  return !!this.scrollbar;
+};
+
 /**
  * Handle a mouse-wheel on SVG drawing surface.
  * @param {!Event} e Mouse wheel event.