--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/djol/_ToolBase.js	Mon Aug 21 17:47:00 2017 +0300
@@ -0,0 +1,46 @@
+define([
+    "dojo/_base/declare",
+    "dojo/when",
+    "implab/safe",
+    "implab/guard",
+    "implab/components/_ActivatableMixin",
+    "implab/log/_LogMixin",
+    "dojo/Evented",
+    "./ToolType" ],
+
+function(declare, when, safe, guard, _ActivatableMixin, _LogMixin, Evented, ToolType) {
+    return declare([ _ActivatableMixin,  Evented ], {
+        toolType : ToolType.Activatable,
+        
+        module : null,
+
+        constructor : function(opts) {
+            if (opts) {
+                if (opts.controller)
+                    this.setController(opts.controller);
+            }
+        },
+        
+        onActivating : function() {
+            var me = this, inherited = this.getInherited(arguments);
+            if (me.module && !me.module.isActive())
+                return me.module.activate().then(function(active) {
+                    return active ? inherited.apply(me) : false;
+                });
+            else
+                return inherited.apply(me);
+        },
+
+        onActivated : function() {
+            this.emit("active", true);
+        },
+
+        onDeactivated : function() {
+            this.emit("active", false);
+        },
+        
+        destroy : function() {
+            
+        }
+    });
+});
\ No newline at end of file