C#-Mdi多文档窗体及其子窗体的排列 ---ShinePans

MdiLayout枚举成员及说明

Casecade	s全部Mdi层叠在父窗体
TileHorizontal	水平平铺
TitleVertical	垂直平铺

Form1.cs (mdi)

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace Test1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void 载入子窗口ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Form2 frm2 = new Form2();  //实例化 Form2
            frm2.MdiParent = this;      //设置MdiParent属性,将当前窗口作为父窗
            frm2.Show();   //使用show方法打开窗口
            Form3 frm3 = new Form3();
            frm3.MdiParent = this;
            frm3.Show();
            Form4 frm4 = new Form4();
            frm4.MdiParent = this;
            frm4.Show();
        }

        private void 水平平铺ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            LayoutMdi(MdiLayout.TileHorizontal);
        }

        private void 垂直平铺ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            LayoutMdi(MdiLayout.TileVertical);
        }

        private void 层叠排列ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            LayoutMdi(MdiLayout.Cascade);
        }
    }
}

Form1.Designer

namespace Test1
{
    partial class Form1
    {
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// 清理全部正在使用的资源。
        /// </summary>
        /// <param name="disposing">假设应释放托管资源，为 true；否则为 false。</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows 窗口设计器生成的代码

        /// <summary>
        /// 设计器支持所需的方法 - 不要
        /// 使用代码编辑器改动此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            this.menuStrip1 = new System.Windows.Forms.MenuStrip();
            this.contextMenuStrip1 = new System.Windows.Forms.ContextMenuStrip(this.components);
            this.载入子窗口ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.水平平铺ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.垂直平铺ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.层叠排列ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.menuStrip1.SuspendLayout();
            this.SuspendLayout();
            //
            // menuStrip1
            //
            this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.载入子窗口ToolStripMenuItem,
            this.水平平铺ToolStripMenuItem,
            this.垂直平铺ToolStripMenuItem,
            this.层叠排列ToolStripMenuItem});
            this.menuStrip1.Location = new System.Drawing.Point(0, 0);
            this.menuStrip1.Name = "menuStrip1";
            this.menuStrip1.Size = new System.Drawing.Size(648, 25);
            this.menuStrip1.TabIndex = 1;
            this.menuStrip1.Text = "menuStrip1";
            //
            // contextMenuStrip1
            //
            this.contextMenuStrip1.Name = "contextMenuStrip1";
            this.contextMenuStrip1.Size = new System.Drawing.Size(61, 4);
            //
            // 载入子窗口ToolStripMenuItem
            //
            this.载入子窗口ToolStripMenuItem.Name = "载入子窗口ToolStripMenuItem";
            this.载入子窗口ToolStripMenuItem.Size = new System.Drawing.Size(80, 21);
            this.载入子窗口ToolStripMenuItem.Text = "载入子窗口";
            this.载入子窗口ToolStripMenuItem.Click += new System.EventHandler(this.载入子窗口ToolStripMenuItem_Click);
            //
            // 水平平铺ToolStripMenuItem
            //
            this.水平平铺ToolStripMenuItem.Name = "水平平铺ToolStripMenuItem";
            this.水平平铺ToolStripMenuItem.Size = new System.Drawing.Size(68, 21);
            this.水平平铺ToolStripMenuItem.Text = "水平平铺";
            this.水平平铺ToolStripMenuItem.Click += new System.EventHandler(this.水平平铺ToolStripMenuItem_Click);
            //
            // 垂直平铺ToolStripMenuItem
            //
            this.垂直平铺ToolStripMenuItem.Name = "垂直平铺ToolStripMenuItem";
            this.垂直平铺ToolStripMenuItem.Size = new System.Drawing.Size(68, 21);
            this.垂直平铺ToolStripMenuItem.Text = "垂直平铺";
            this.垂直平铺ToolStripMenuItem.Click += new System.EventHandler(this.垂直平铺ToolStripMenuItem_Click);
            //
            // 层叠排列ToolStripMenuItem
            //
            this.层叠排列ToolStripMenuItem.Name = "层叠排列ToolStripMenuItem";
            this.层叠排列ToolStripMenuItem.Size = new System.Drawing.Size(68, 21);
            this.层叠排列ToolStripMenuItem.Text = "层叠排列";
            this.层叠排列ToolStripMenuItem.Click += new System.EventHandler(this.层叠排列ToolStripMenuItem_Click);
            //
            // Form1
            //
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.BackColor = System.Drawing.SystemColors.Window;
            this.ClientSize = new System.Drawing.Size(648, 309);
            this.Controls.Add(this.menuStrip1);
            this.IsMdiContainer = true;
            this.MainMenuStrip = this.menuStrip1;
            this.Name = "Form1";
            this.Text = "Form1";
            this.Load += new System.EventHandler(this.Form1_Load);
            this.menuStrip1.ResumeLayout(false);
            this.menuStrip1.PerformLayout();
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.MenuStrip menuStrip1;
        private System.Windows.Forms.ToolStripMenuItem 载入子窗口ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 水平平铺ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 垂直平铺ToolStripMenuItem;
        private System.Windows.Forms.ToolStripMenuItem 层叠排列ToolStripMenuItem;
        private System.Windows.Forms.ContextMenuStrip contextMenuStrip1;

    }
}

Form2.cs  Form3.Cs Form4.cs 为默认值