OpenTween.TweenMain.Dispose C# (CSharp) Method

        protected override void Dispose(bool disposing)
        {
            base.Dispose(disposing);

            if (this.disposed)
                return;

            if (disposing)
            {
                this.components?.Dispose();

                //後始末
                SearchDialog.Dispose();
                UrlDialog.Dispose();
                NIconAt?.Dispose();
                NIconAtRed?.Dispose();
                NIconAtSmoke?.Dispose();
                foreach (var iconRefresh in this.NIconRefresh)
                {
                    iconRefresh?.Dispose();
                }
                TabIcon?.Dispose();
                MainIcon?.Dispose();
                ReplyIcon?.Dispose();
                ReplyIconBlink?.Dispose();
                _listViewImageList.Dispose();
                _brsHighLight.Dispose();
                _brsBackColorMine?.Dispose();
                _brsBackColorAt?.Dispose();
                _brsBackColorYou?.Dispose();
                _brsBackColorAtYou?.Dispose();
                _brsBackColorAtFromTarget?.Dispose();
                _brsBackColorAtTo?.Dispose();
                _brsBackColorNone?.Dispose();
                _brsDeactiveSelection?.Dispose();
                //sf.Dispose();
                sfTab.Dispose();

                this.workerCts.Cancel();

                if (IconCache != null)
                {
                    this.IconCache.CancelAsync();
                    this.IconCache.Dispose();
                }

                this.thumbnailTokenSource?.Dispose();

                this.tw.Dispose();
                this.twitterApi.Dispose();
                this._hookGlobalHotkey.Dispose();
            }

            // 終了時にRemoveHandlerしておかないとメモリリークする
            // http://msdn.microsoft.com/ja-jp/library/microsoft.win32.systemevents.powermodechanged.aspx
            Microsoft.Win32.SystemEvents.PowerModeChanged -= SystemEvents_PowerModeChanged;

            this.disposed = true;
        }