move VK source files to up-level folder

inc/hgl/gui/Widget.h

@@ -54,18 +54,8 @@ namespace hgl
 
         public:
 
-            Widget(Widget *parent=nullptr,ThemeEngine *te=nullptr)
-            {
-                parent_widget=parent;
-                theme_engine=te;
-
-                                    //默认值
-                visible=false;      //不显示
-                recv_event=false;   //不接收事件
-                align_bits=0;       //不对齐
-                position.Clear();
-            }
-            virtual ~Widget();
+            Widget(Widget *parent=nullptr,ThemeEngine *te=nullptr);
+            virtual ~Widget()=default;
 
             virtual void Draw(){}
         };//class Widget