MDI and Dock : MDI « GUI Windows Form « C# / C Sharp

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C# / C Sharp » GUI Windows Form » MDIScreenshots 
MDI and Dock
MDI and Dock

/*
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;
using System.Data;
using System.Drawing.Drawing2D;

namespace DockingWindows
{
    /// <summary>
    /// Summary description for Form1.
    /// </summary>
    public class MDIMain : System.Windows.Forms.Form
    {
        internal System.Windows.Forms.Panel pnlDock;
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public MDIMain()
        {
            //
            // 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.pnlDock = new System.Windows.Forms.Panel();
            this.SuspendLayout();
            // 
            // pnlDock
            // 
            this.pnlDock.Anchor = ((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom
                | System.Windows.Forms.AnchorStyles.Left);
            this.pnlDock.BackColor = System.Drawing.SystemColors.AppWorkspace;
            this.pnlDock.Name = "pnlDock";
            this.pnlDock.Size = new System.Drawing.Size(148302);
            this.pnlDock.TabIndex = 2;
            this.pnlDock.Visible = false;
            this.pnlDock.Paint += new System.Windows.Forms.PaintEventHandler(this.pnlDock_Paint);
            // 
            // MDIMain
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(513);
            this.ClientSize = new System.Drawing.Size(534304);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.pnlDock});
            this.IsMdiContainer = true;
            this.Name = "MDIMain";
            this.Text = "Form1";
            this.Load += new System.EventHandler(this.Form1_Load);
            this.ResumeLayout(false);

        }
        #endregion

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new MDIMain());
        }

        private void Form1_Load(object sender, System.EventArgs e)
        {
            Floater frmFloat = new Floater();
            frmFloat.Owner = this;
            frmFloat.Show();

        }


        public bool DrawDockRectangle
        {
            get
            {
                return pnlDock.Visible;
            }
            set
            {
                pnlDock.Visible = value;
            }
        }

        public void AddToDock(Form frm)
        {
            // Allow the form to be contained in a container control.
            frm.TopLevel = false;
            pnlDock.Controls.Add(frm);

            // Don't let the form be dragged off.
            frm.WindowState = FormWindowState.Maximized;
        }

        private void pnlDock_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
        {
            HatchBrush dockCueBrush = new HatchBrush(HatchStyle.LightDownwardDiagonal, 
                Color.White, Color.Gray);
            Pen dockCuePen = new Pen(dockCueBrush, 10);
            e.Graphics.DrawRectangle(dockCuePen, 
                new Rectangle(00, pnlDock.Width, pnlDock.Height));

        }

    }
    /// <summary>
    /// Summary description for Floater.
    /// </summary>
    public class Floater : System.Windows.Forms.Form
    {
        internal System.Windows.Forms.PictureBox PictureBox2;
        internal System.Windows.Forms.Button Button3;
        internal System.Windows.Forms.Button Button2;
        internal System.Windows.Forms.Button Button1;
        internal System.Windows.Forms.Timer tmrDock;
        private System.ComponentModel.IContainer components;

        public Floater()
        {
            //
            // 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();
            this.PictureBox2 = new System.Windows.Forms.PictureBox();
            this.Button3 = new System.Windows.Forms.Button();
            this.Button2 = new System.Windows.Forms.Button();
            this.Button1 = new System.Windows.Forms.Button();
            this.tmrDock = new System.Windows.Forms.Timer(this.components);
            this.SuspendLayout();
            // 
            // PictureBox2
            // 
            this.PictureBox2.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom
                | System.Windows.Forms.AnchorStyles.Left
                | System.Windows.Forms.AnchorStyles.Right);
            this.PictureBox2.Location = new System.Drawing.Point(1, -3);
            this.PictureBox2.Name = "PictureBox2";
            this.PictureBox2.Size = new System.Drawing.Size(134172);
            this.PictureBox2.TabIndex = 2;
            this.PictureBox2.TabStop = false;
            
            // 
            // Button3
            // 
            this.Button3.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.Button3.Location = new System.Drawing.Point(1456);
            this.Button3.Name = "Button3";
            this.Button3.Size = new System.Drawing.Size(10820);
            this.Button3.TabIndex = 7;
            this.Button3.Text = "Controls";
            // 
            // Button2
            // 
            this.Button2.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.Button2.Location = new System.Drawing.Point(1436);
            this.Button2.Name = "Button2";
            this.Button2.Size = new System.Drawing.Size(10820);
            this.Button2.TabIndex = 6;
            this.Button2.Text = "Dockable";
            // 
            // Button1
            // 
            this.Button1.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.Button1.Location = new System.Drawing.Point(1416);
            this.Button1.Name = "Button1";
            this.Button1.Size = new System.Drawing.Size(10820);
            this.Button1.TabIndex = 5;
            this.Button1.Text = "Sample";
            // 
            // tmrDock
            // 
            this.tmrDock.Interval = 10;
            this.tmrDock.Tick += new System.EventHandler(this.tmrDock_Tick);
            // 
            // Floater
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(514);
            this.ClientSize = new System.Drawing.Size(136166);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.Button3,
                                                                          this.Button2,
                                                                          this.Button1,
                                                                          this.PictureBox2});
            this.Font = new System.Drawing.Font("Tahoma"8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
            this.Name = "Floater";
            this.Text = "Floater";
            this.Move += new System.EventHandler(this.Floater_Move);
            this.ResumeLayout(false);

        }
        #endregion


        private Point dockTestAt;

        private void Floater_Move(object sender, System.EventArgs e)
        {
            // Determine the current location in parent form coordinates.
            Point mouseAt = this.Owner.PointToClient(this.Location);

            // Determine if the floated is close enough to dock.
            if (mouseAt.X < && mouseAt.X > -5)
            {
                if ((Control.MouseButtons & MouseButtons.Left== MouseButtons.Left)
                {
                    dockTestAt = mouseAt;

                    // Show the dock focus rectangle.
                    ((MDIMain)this.Owner).DrawDockRectangle = true;

                    // Reset the timer to poll for the MouseUp event.
                    tmrDock.Enabled = false;
                    tmrDock.Enabled = true;
                }
            }

        }

        private void tmrDock_Tick(object sender, System.EventArgs e)
        {
            if (dockTestAt.X == this.Owner.PointToClient(this.Location).X 
                && dockTestAt.Y == this.Owner.PointToClient(this.Location).Y)
            {
                if (Control.MouseButtons == MouseButtons.None)
                {
                    // Dock in place.
                    tmrDock.Enabled = false;
                    ((MDIMain)this.Owner).AddToDock(this);
                }
            }
            else
            {
                // Mouse has moved. Disable this dock attempt.
                tmrDock.Enabled = false;
                ((MDIMain)this.Owner).DrawDockRectangle = false;
            }

        }


    }


}



           
       
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