C#bindingnavigatro删除事件修改&&遍历指定容器的控件

//导航栏的删除事件，重写；首先要在bindingNavigator属性中，删除DeleteItem方法
private void bindingNavigatorDeleteItem_Click(object sender, EventArgs e) { if (MessageBox.Show("确认删除吗？", "删除前确认", MessageBoxButtons.OKCancel) == DialogResult.OK) { dtList.Rows[bindingNavigator1.BindingSource.Position].Delete(); } }

this.bindingNavigator1.BindingSource.AddNew();
this.bindingNavigator1.BindingSource.MoveLast();

1 //获取指定容器控件，控制字段编辑或修改
2 private void ClearBox()
3 {
4
5 foreach (Control c in this.groupBox1.Controls)
6 {
7 if (c.GetType().ToString().Contains("TextBox"))
8 {
9 ((TextBox)c).Text = "";
10 MessageBox.Show(c.GetType().ToString());
11 }
12 if (c.GetType().ToString().Contains("ComboBox"))
13 {
14 ((ComboBox)c).Text = "";
15 }
16 if (c.GetType().ToString().Contains("CheckBox"))
17 {
18 ((CheckBox)c).Checked = false;
19 }
20 }