Ctrl::Ctrl() {
	GuiLock __;
	LLOG("Ctrl::Ctrl");
	
    // a smarter way to implement this function
    // as we can see, most member variable to initialized
    // to 0, we can save a couple of cpu cycles by simply
    // zero out the part of object that are of POD type

    // Note Non-POD member variable frame, info, pos has been move to
    // follow POD members, with pos being the first non-pod member var.
    typedef int32 unit; // 4 should be deduced for flexibility
    unsigned size=((char*)&this->pos -(char*)this)/sizeof(unit); 
    for(unsigned i=0; i<size; ++i)
    	reinterpret_cast<unit*>(this)[i]=0;    

	
	//destroying = false;
	//owned = false;
	//parent = prev = next = firstchild = lastchild = NULL;
	//top = NULL;
	//exitcode = 0;
	frame.Add().frame = &NullFrame();
	enabled = visible = wantfocus = initfocus = true;
	editable = true;
//	GLX = false;
#ifdef PLATFORM_WIN32
	//activex = false;
	//isdhctrl = false;
#endif
	backpaint = IsCompositedGui() ? FULLBACKPAINT : TRANSPARENTBACKPAINT;
	//inframe = false;
	//ignoremouse = transparent = false;
	//caretcx = caretcy = caretx = carety = 0;
	//SetRect(Rect(0, 0, 0, 0));
	//inloop = popup = isopen = false;
	//modify = false;
	//unicode = false;
	//popupgrab = false;
	//fullrefresh = false;
	//akv = false;
	//hasdhctrl = false;
}