private void AvailableNotesList_MouseMove(object sender, MouseEventArgs e)
{
if ((e.Button & MouseButtons.Left) == MouseButtons.Left)
{
// If the mouse moves outside the rectangle, start the drag.
if (dragBoxFromMouseDown != Rectangle.Empty &&
!dragBoxFromMouseDown.Contains(e.X, e.Y))
{
// Proceed with the drag and drop, passing in the list item.
DragDropEffects dropEffect = AvailableNotesList.DoDragDrop(
AvailableNotesList.Rows[rowIndexFromMouseDown],
DragDropEffects.Move);
}
}
}
private void AvailableNotesList_DragDrop(object sender, DragEventArgs e)
{
// The mouse locations are relative to the screen, so they must be
// converted to client coordinates.
Point clientPoint = AvailableNotesList.PointToClient(new Point(e.X, e.Y));
// Get the row index of the item the mouse is below.
rowIndexOfItemUnderMouseToDrop = AvailableNotesList.HitTest(clientPoint.X, clientPoint.Y).RowIndex;
// If the drag operation was a move then remove and insert the row.
if (e.Effect == DragDropEffects.Move)
{
DataGridViewRow rowToMove = e.Data.GetData(typeof(DataGridViewRow)) as DataGridViewRow;
AvailableNotesList.Rows.RemoveAt(rowIndexFromMouseDown);
AvailableNotesList.Rows.Insert(rowIndexOfItemUnderMouseToDrop, rowToMove);
}
}
