Q:Form1上一个Button点击后弹出新窗口Form2,在新窗口点击Button如何控制Form1中的某些控件?A:用委托。一个简单可行的办法用ref.下面是个小例子:在Form1的button1_Click里写:privatevoidbutton1_Click(objectsender,EventArgse){this.button1.Enabled=false;Form2f2=newForm2(refbutton1);f2.Show();}Form2里这样写: