VB 磁性吸附窗体,类似于一些音乐播放器，两个窗体可以吸附在一起移动，也可以分开-Magnetic adsorption VB form, similar to a number of music players, the two forms can be adsorbed with mobile, it can be separated

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