winform形式关闭事件 [英] Winform form closed event
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问题描述
我有2种形式,主要与儿童。当点击主窗体上的一个按钮,子窗体被加载。我可以从主窗体,当子窗体通过订阅的子窗体关闭的事件?
I have 2 forms, Main and Child. When a button is clicked on the Main form, the Child form is loaded. Can I catch from the Main form, when the Child form is closed by subscribing to the closed event of the child form?
推荐答案
当然可以,这是pretty的简单:
Yes you can, it's pretty straightforward:
private void LoadChildForm_Click(object sender, EventArgs e)
{
ChildForm form = new ChildForm();
form.FormClosed += new FormClosedEventHandler(ChildFormClosed);
form.Show();
}
void ChildFormClosed(object sender, FormClosedEventArgs e)
{
// do something useful
}
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