ScreenToGif.Pages.ValuePicker.Dispose C# (CSharp) Method

        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        /// <summary>
        /// Apply all images to a blur filter
        /// </summary>
        private void BlurAll_Click(object sender, EventArgs e)
        {
            #region Reset and Undo Properties

            btnUndo.Enabled = true;
            btnReset.Enabled = true;

            _listFramesUndo.Clear();
            _listFramesUndo = new List<Bitmap>(_listFramesPrivate);

            _listDelayUndo.Clear();
            _listDelayUndo = new List<int>(_listDelayPrivate);

            #endregion

            ValuePicker valuePicker = new ValuePicker(5, 1, Resources.Msg_BlurIntense);

            if (valuePicker.ShowDialog() == DialogResult.OK)
            {
                this.Cursor = Cursors.WaitCursor;

                //This thing down here didn't make any difference. Still hangs.
                // http://www.codeproject.com/Articles/45787/Easy-asynchronous-operations-with-AsyncVar Oh, I see now, this thing it's good only with multiple actions.
                var asyncVar =
                    new AsyncVar<List<Bitmap>>(
                        () =>
                            ImageUtil.Blur(_listFramesPrivate,
                                new Rectangle(0, 0, pictureBitmap.Image.Width, pictureBitmap.Image.Height),
                                valuePicker.Value));
                //_listFramesPrivate = ImageUtil.Blur(_listFramesPrivate, new Rectangle(0, 0, pictureBitmap.Image.Width, pictureBitmap.Image.Height), valuePicker.Value);

                _listFramesPrivate = new List<Bitmap>(asyncVar.Value);

                pictureBitmap.Image = _listFramesPrivate[trackBar.Value];
                this.Cursor = Cursors.Default;
            }

            valuePicker.Dispose();
            btnReset.Enabled = true;
        }