class control{
 	//控件至少要实现以下属性
	InitialSize = function(){
		return 500,600
	}
	
	CreateWindow = function(){
		
/*DSG{{*/
var winform = win.form(parent=...; text="AAuto Form";right=349;bottom=249 )
winform.add(  )
/*}}*/

		this.winform = winfrom;
		return winform.hwnd;
	}
	
	SetExtent = function(){
		return true;
	}
	
	GetClass = function(){
		return "{687362C8-00D6-4eff-9207-DDB22EE23A6D}"
	}
	
	DestroyWindow = function(){
		 this.winform.close();
	}
	
} 
