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private void button3_Click(object sender, EventArgs e) { if(listView1.SelectedItems.Count>0) { string x = listView1.SelectedItems[0].Text; supdate f = new supdate(this,x); //this是当前窗体,就是主窗体 f.Show(); } } private Score Y; private string X; public supdate(Score y,string x) { InitializeComponent(); X = x; Y = y; } private void button1_Click(object sender, EventArgs e) { sbianliang y = new sbianliang(); y.Sno = textBox1.Text; y.Cno = textBox2.Text; y.Degree= textBox3.Text; new smethod().Update(y); Y.chaxun();//在修改窗体里调用了主窗体的chaxun函数,如果不将窗体传过来,就没法调用 MessageBox.Show("修改成功"); }
传窗体(例子是点完修改页面的修改后,直接在主窗体显示修改后的内容,不用再点一次查询)
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原文地址:http://www.cnblogs.com/lk-kk/p/4562133.html