C# (CSharp) AutoScrollTimer AutoScrollHelper.ScrollIfNeeded примеры использования

Пример #1

            private void scrollTimer_Tick(object sender, System.EventArgs e)
            {
                owner.ScrollIfNeeded();

                if (GoDown)
                {
                    view.TopRowIndex++;
                }
                if (GoUp)
                {
                    view.TopRowIndex--;
                }
                if (GoLeft)
                {
                    view.LeftCoord -= owner.HorizontalScrollStep;
                }
                if (GoRight)
                {
                    view.LeftCoord += owner.HorizontalScrollStep;
                }

                if ((Control.MouseButtons & MouseButtons.Left) == MouseButtons.None)
                {
                    scrollTimer.Stop();
                }
            }

Пример #2

Файл: Form1.cs Проект: joshbarcelos/how-to-automatically-scroll-the-grid-during-drag-and-drop-e1475

 private void gridControl1_DragOver(object sender, DragEventArgs e)
 {
     e.Effect = DragDropEffects.Move;
     autoScrollHelper.ScrollIfNeeded();
 }