MDI Relatives : MDI « GUI Windows Form « C# / C Sharp

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MDI Relatives
MDI Relatives

/*
User Interfaces in C#: Windows Forms and Custom Controls
by Matthew MacDonald

Publisher: Apress
ISBN: 1590590457
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace MDIRelatives
{
  /// <summary>
  /// Summary description for MDIRelatives.
  /// </summary>
  public class MDIRelatives : System.Windows.Forms.Form
  {
    internal System.Windows.Forms.MainMenu MainMenu1;
    internal System.Windows.Forms.MenuItem MenuItem1;
    internal System.Windows.Forms.MenuItem mnuCascade;
    internal System.Windows.Forms.MenuItem mnuTileV;
    internal System.Windows.Forms.MenuItem mnuTileH;
    internal System.Windows.Forms.MenuItem mnuMinimizeAll;
    internal System.Windows.Forms.ImageList imgButtons;
    internal System.Windows.Forms.ToolBar ToolBar1;
    internal System.Windows.Forms.ToolBarButton cmdNew;
    internal System.Windows.Forms.ToolBarButton cmdClose;
    private System.ComponentModel.IContainer components;

    public MDIRelatives()
    {
      //
      // Required for Windows Form Designer support
      //
      InitializeComponent();

      //
      // TODO: Add any constructor code after InitializeComponent call
      //
    }

    /// <summary>
    /// Clean up any resources being used.
    /// </summary>
    protected override void Disposebool disposing )
    {
      ifdisposing )
      {
        if(components != null)
        {
          components.Dispose();
        }
      }
      base.Disposedisposing );
    }

    #region Windows Form Designer generated code
    /// <summary>
    /// Required method for Designer support - do not modify
    /// the contents of this method with the code editor.
    /// </summary>
    private void InitializeComponent()
    {
      this.components = new System.ComponentModel.Container();
      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(MDIRelatives));
      this.MainMenu1 = new System.Windows.Forms.MainMenu();
      this.MenuItem1 = new System.Windows.Forms.MenuItem();
      this.mnuCascade = new System.Windows.Forms.MenuItem();
      this.mnuTileV = new System.Windows.Forms.MenuItem();
      this.mnuTileH = new System.Windows.Forms.MenuItem();
      this.mnuMinimizeAll = new System.Windows.Forms.MenuItem();
      this.imgButtons = new System.Windows.Forms.ImageList(this.components);
      this.ToolBar1 = new System.Windows.Forms.ToolBar();
      this.cmdNew = new System.Windows.Forms.ToolBarButton();
      this.cmdClose = new System.Windows.Forms.ToolBarButton();
      this.SuspendLayout();
      // 
      // MainMenu1
      // 
      this.MainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                            this.MenuItem1});
      // 
      // MenuItem1
      // 
      this.MenuItem1.Index = 0;
      this.MenuItem1.MdiList = true;
      this.MenuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                            this.mnuCascade,
                                            this.mnuTileV,
                                            this.mnuTileH,
                                            this.mnuMinimizeAll});
      this.MenuItem1.Text = "Window";
      // 
      // mnuCascade
      // 
      this.mnuCascade.Index = 0;
      this.mnuCascade.Text = "Cascase";
      this.mnuCascade.Click += new System.EventHandler(this.mnuCascade_Click);
      // 
      // mnuTileV
      // 
      this.mnuTileV.Index = 1;
      this.mnuTileV.Text = "Tile Vertical";
      this.mnuTileV.Click += new System.EventHandler(this.mnuTileV_Click);
      // 
      // mnuTileH
      // 
      this.mnuTileH.Index = 2;
      this.mnuTileH.Text = "Tile Horizontal";
      this.mnuTileH.Click += new System.EventHandler(this.mnuTileH_Click);
      // 
      // mnuMinimizeAll
      // 
      this.mnuMinimizeAll.Index = 3;
      this.mnuMinimizeAll.Text = "Minimize All";
      this.mnuMinimizeAll.Click += new System.EventHandler(this.mnuMinimizeAll_Click);
      // 
      // imgButtons
      // 
      this.imgButtons.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.imgButtons.ImageSize = new System.Drawing.Size(1616);
      this.imgButtons.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imgButtons.ImageStream")));
      this.imgButtons.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // ToolBar1
      // 
      this.ToolBar1.Appearance = System.Windows.Forms.ToolBarAppearance.Flat;
      this.ToolBar1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
      this.ToolBar1.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
                                            this.cmdNew,
                                            this.cmdClose});
      this.ToolBar1.DropDownArrows = true;
      this.ToolBar1.ImageList = this.imgButtons;
      this.ToolBar1.Name = "ToolBar1";
      this.ToolBar1.ShowToolTips = true;
      this.ToolBar1.Size = new System.Drawing.Size(29241);
      this.ToolBar1.TabIndex = 4;
      this.ToolBar1.ButtonClick += new System.Windows.Forms.ToolBarButtonClickEventHandler(this.ToolBar1_ButtonClick);
      // 
      // cmdNew
      // 
      this.cmdNew.ImageIndex = 0;
      this.cmdNew.Text = "New";
      // 
      // cmdClose
      // 
      this.cmdClose.ImageIndex = 1;
      this.cmdClose.Text = "Close";
      // 
      // MDIRelatives
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(514);
      this.ClientSize = new System.Drawing.Size(292266);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.ToolBar1});
      this.Font = new System.Drawing.Font("Tahoma"8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
      this.IsMdiContainer = true;
      this.Menu = this.MainMenu1;
      this.Name = "MDIRelatives";
      this.Text = "MDIRelatives";
      this.ResumeLayout(false);

    }
    #endregion

    [STAThread]
    static void Main() 
    {
      Application.Run(new MDIRelatives());
    }

    private string synchronizedText = "text";
    private int mdiCount = 0;

    private void ToolBar1_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e)
    {
      // Determine which button was clicked.
      if (e.Button == cmdNew)
      {
        // Show a new ChildForm.
        Child frmChild = new Child();
        frmChild.MdiMDIRelatives = this;
        frmChild.RefreshText(synchronizedText);

        mdiCount++;
        frmChild.Text = "MDI Child # " + mdiCount.ToString();

        frmChild.Show();
      }
      else if (e.Button == cmdClose)
      {
        // Close the active child.
        this.ActiveMdiChild.Close();
      }

    }

    public void RefreshChildren(Child sender, string text)
    {
      // Store text for use when creating a child form, or if needed later.
      synchronizedText = text;

      // Update children.
      foreach (Child frm in this.MdiChildren)
      {
        if (frm != sender)
        {
          frm.RefreshText(text);
        }
      }
    }

    private void mnuMinimizeAll_Click(object sender, System.EventArgs e)
    {
      foreach (Form frm in this.MdiChildren)
      {
        frm.WindowState = FormWindowState.Minimized;
      }

    }

    private void mnuTileH_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.TileHorizontal);
    }

    private void mnuTileV_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.TileVertical);
    }

    private void mnuCascade_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.Cascade);
    }


  }
}
//===========================================================
//===========================================================

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace MDIRelatives
{
  /// <summary>
  /// Summary description for Child.
  /// </summary>
  public class Child : System.Windows.Forms.Form
  {
    /// <summary>
    /// Required designer variable.
    /// </summary>
    private System.ComponentModel.Container components = null;

    public Child()
    {
      //
      // Required for Windows Form Designer support
      //
      InitializeComponent();

      //
      // TODO: Add any constructor code after InitializeComponent call
      //
    }

    /// <summary>
    /// Clean up any resources being used.
    /// </summary>
    protected override void Disposebool disposing )
    {
      ifdisposing )
      {
        if(components != null)
        {
          components.Dispose();
        }
      }
      base.Disposedisposing );
    }

    #region Windows Form Designer generated code
    /// <summary>
    /// Required method for Designer support - do not modify
    /// the contents of this method with the code editor.
    /// </summary>
    private void InitializeComponent()
    {
      this.textBox1 = new System.Windows.Forms.TextBox();
      this.SuspendLayout();
      // 
      // textBox1
      // 
      this.textBox1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom
        | System.Windows.Forms.AnchorStyles.Left
        | System.Windows.Forms.AnchorStyles.Right);
      this.textBox1.Location = new System.Drawing.Point(88);
      this.textBox1.Multiline = true;
      this.textBox1.Name = "textBox1";
      this.textBox1.Size = new System.Drawing.Size(212108);
      this.textBox1.TabIndex = 1;
      this.textBox1.Text = "textBox1";
      this.textBox1.TextChanged += new System.EventHandler(this.TextBox1_TextChanged);
      // 
      // Child
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(514);
      this.ClientSize = new System.Drawing.Size(228126);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.textBox1});
      this.Font = new System.Drawing.Font("Tahoma"8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
      this.Name = "Child";
      this.Text = "Child";
      this.ResumeLayout(false);

    }
    #endregion

    internal System.Windows.Forms.TextBox textBox1;


    private bool isUpdating;

    private void TextBox1_TextChanged(object sender, System.EventArgs e)
    {
      if (this.MdiParent != null && !isUpdating)
      {
        // The reference to the MDI parent must be converted to the appropriate
        // form class in order to access the custom RefreshChildren() method.
        ((Parent)this.MdiParent).RefreshChildren(this, textBox1.Text);
      }

    }
    public void RefreshText(string text)
    {
      // Disable the event to prevent an endless string of updates.
      isUpdating = true;

      // Update the control.
      textBox1.Text = text;

      // Re-enable the event handler.
      isUpdating = false;
    }

  }
}



           
       
MDIRelatives.zip( 38 k)
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