Label.DoDragDrop : Label « System.Windows.Forms « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Windows.Forms
3. Label

Label.DoDragDrop

   


/*
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;

    /// <summary>
    /// Summary description for ControlPalette.
    /// </summary>
    public class ControlPalette : System.Windows.Forms.Form
    {
        internal System.Windows.Forms.ImageList images;
        internal System.Windows.Forms.Label lblPictureThree;
        internal System.Windows.Forms.Label lblPictureTwo;
        internal System.Windows.Forms.Label lblPictureOne;
        private System.ComponentModel.IContainer components;

        public ControlPalette()
        {
            //
            // 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 Dispose( bool disposing )
        {
            if( disposing )
            {
                if(components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #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(ControlPalette));
            this.images = new System.Windows.Forms.ImageList(this.components);
            this.lblPictureThree = new System.Windows.Forms.Label();
            this.lblPictureTwo = new System.Windows.Forms.Label();
            this.lblPictureOne = new System.Windows.Forms.Label();
            this.SuspendLayout();
            // 
            // images
            // 
            this.images.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
            this.images.ImageSize = new System.Drawing.Size(16, 16);
            this.images.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("images.ImageStream")));
            this.images.TransparentColor = System.Drawing.Color.Transparent;
            // 
            // lblPictureThree
            // 
            this.lblPictureThree.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
            this.lblPictureThree.Image = ((System.Drawing.Bitmap)(resources.GetObject("lblPictureThree.Image")));
            this.lblPictureThree.ImageIndex = 2;
            this.lblPictureThree.ImageList = this.images;
            this.lblPictureThree.Location = new System.Drawing.Point(8, 112);
            this.lblPictureThree.Name = "lblPictureThree";
            this.lblPictureThree.Size = new System.Drawing.Size(56, 48);
            this.lblPictureThree.TabIndex = 3;
            this.lblPictureThree.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lbl_MouseDown);
            // 
            // lblPictureTwo
            // 
            this.lblPictureTwo.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
            this.lblPictureTwo.Image = ((System.Drawing.Bitmap)(resources.GetObject("lblPictureTwo.Image")));
            this.lblPictureTwo.ImageIndex = 1;
            this.lblPictureTwo.ImageList = this.images;
            this.lblPictureTwo.Location = new System.Drawing.Point(8, 60);
            this.lblPictureTwo.Name = "lblPictureTwo";
            this.lblPictureTwo.Size = new System.Drawing.Size(56, 48);
            this.lblPictureTwo.TabIndex = 2;
            this.lblPictureTwo.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lbl_MouseDown);
            // 
            // lblPictureOne
            // 
            this.lblPictureOne.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
            this.lblPictureOne.Image = ((System.Drawing.Bitmap)(resources.GetObject("lblPictureOne.Image")));
            this.lblPictureOne.ImageIndex = 0;
            this.lblPictureOne.ImageList = this.images;
            this.lblPictureOne.Location = new System.Drawing.Point(8, 8);
            this.lblPictureOne.Name = "lblPictureOne";
            this.lblPictureOne.Size = new System.Drawing.Size(56, 48);
            this.lblPictureOne.TabIndex = 1;
            this.lblPictureOne.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lbl_MouseDown);
            // 
            // ControlPalette
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(76, 174);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.lblPictureThree,
                                                                          this.lblPictureTwo,
                                                                          this.lblPictureOne});
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.SizableToolWindow;
            this.Name = "ControlPalette";
            this.Text = "Pictures";
            this.ResumeLayout(false);

        }
        #endregion

        private void lbl_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
        {
            Label lbl = (Label)sender;
            lbl.DoDragDrop(lbl.Image, DragDropEffects.Copy);
        }
        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new ControlPalette());
        }

    }

   
    
    
  

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