InsideMover updated

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

namespace FirePlay.UI
{
    /// <summary>
    /// Summary description for cInsideMover.
    /// </summary>
    public class InsideMover : Component
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private Container components = null;

        public InsideMover(IContainer container)
        {
            ///
            /// Required for Windows.Forms Class Composition Designer support
            ///
            container.Add(this);
            InitializeComponent();

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

        public InsideMover()
        {
            ///
            /// Required for Windows.Forms Class Composition Designer support
            ///
            InitializeComponent();

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

        public Control ControlToMove
        {
            set
            {
                if (_parent != null)
                {
                    //  odkvaci prijasnje evente
                    _parent.MouseDown -= new MouseEventHandler(_parent_MouseDown);
                    _parent.MouseMove -= new MouseEventHandler(_parent_MouseMove);
                    _parent.MouseUp -= new MouseEventHandler(_parent_MouseUp);
                    _parent.DoubleClick -= new EventHandler(_parent_DoubleClick);
                }
                _parent=value;
                if (value!=null)
                {
                    //  zakači se na evente od containera koji ti trebaju
                    _parent.MouseDown+=new MouseEventHandler(_parent_MouseDown);
                    _parent.MouseMove+=new MouseEventHandler(_parent_MouseMove);
                    _parent.MouseUp+=new MouseEventHandler(_parent_MouseUp);
                    _parent.DoubleClick+=new EventHandler(_parent_DoubleClick);
                }
            }
            get
            {
                return _parent;
            }
        }

        Control _parent;

        /// <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 Component 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()
        {
            components = new System.ComponentModel.Container();
        }
        #endregion

        int _lastMouseX;
        int _lastMouseY;
        bool _moving;

        public void StartMouseDown(MouseEventArgs e)
        {
            _parent_MouseDown(null, e);
        }

        private void _parent_MouseDown(object sender, MouseEventArgs e)
        {
            _lastMouseX=e.X;
            _lastMouseY=e.Y;
            _moving=true;
        }

        private void _parent_MouseMove(object sender, MouseEventArgs e)
        {
            if (_moving)
            {
                Point newLocation=_parent.Location;
                newLocation.X+=e.X-_lastMouseX;
                newLocation.Y+=e.Y-_lastMouseY;
                _parent.Location=newLocation;
            }
        }

        private void _parent_MouseUp(object sender, MouseEventArgs e)
        {
            _moving=false;
        }

        private void _parent_DoubleClick(object sender, EventArgs e)
        {
            if (_parent is Form)
            {
                Form f=(Form)_parent;
                if (f.WindowState==FormWindowState.Normal)
                {
                    f.WindowState=FormWindowState.Maximized;
                }
                else
                {
                    f.WindowState=FormWindowState.Normal;
                }
            }
        }
    }
}