namespace _8.MIDI窗体设计
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void 显示子窗体ToolStripMenuItem_Click(object sender, EventArgs e) { //点击显示子窗体控件时，显示出所有子窗体 Form2 frm2 = new Form2(); frm2.MdiParent = this; frm2.Show(); Form3 frm3 = new Form3(); frm3.MdiParent = this; frm3.Show(); Form4 frm4 = new Form4(); frm4.MdiParent = this; frm4.Show(); } private void 横向排列ToolStripMenuItem_Click(object sender, EventArgs e) { //对子窗体进行横向排列 LayoutMdi(MdiLayout.TileHorizontal); } private void 纵向排列ToolStripMenuItem_Click(object sender, EventArgs e) { //子窗体纵向排列 LayoutMdi(MdiLayout.TileVertical); }}

}