VB里窗体嵌套的问题,form1中嵌套其它窗体若干(form2,form3....),当点击form1的command1时候,其它form显示在form1中,并且任意拖动不会脱出form1,最好其它form在form1中固定的区域拖动,当form1移动时候其它form在窗体中位置不会变-VB problem in nested form, form1 other form in a number of nested (form2, form3 ....), when command1 click the form1, the other in the form shown in form1, and will not emerge any drag form1, the best form in the other regional fixed form1 drag, when form1 other form of mobile when in the form will not change position