public void CreateDragCursor(DragDropEffects aEffect)
{
if (iCursorInfo.Effect != aEffect)
{
if (iCursorInfo.Cursor != null)
{
iCursorInfo.Cursor.Dispose();
iCursorInfo.Cursor = null;
iCursorInfo.Effect = DragDropEffects.None;
}
}
if (SelectedIndices.Count > 0 && iCursorInfo.Cursor == null)
{
ListViewKinsky.Item item = iCursorInfo.Item;
Bitmap image = new Bitmap(item.ListView.Width + 32, item.Bounds.Size.Height + 32, PixelFormat.Format32bppArgb);
Graphics g = Graphics.FromImage(image);
item.Draw(g, true);
switch (aEffect)
{
case DragDropEffects.Copy:
kCursorCopy.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorCopy.Size.Width, kCursorCopy.Size.Height));
break;
case DragDropEffects.Move:
kCursorMove.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorMove.Size.Width, kCursorMove.Size.Height));
break;
default:
kCursorNone.Draw(g, new Rectangle(iCursorInfo.HotSpot.X, iCursorInfo.HotSpot.Y, kCursorNone.Size.Width, kCursorNone.Size.Height));
break;
}
g.Dispose();
CursorApi.IconInfo iconInfo = new CursorApi.IconInfo();
iconInfo.fIcon = false;
iconInfo.xHotspot = iCursorInfo.HotSpot.X;
iconInfo.yHotspot = iCursorInfo.HotSpot.Y;
iconInfo.hbmColor = image.GetHbitmap();
iconInfo.hbmMask = image.GetHbitmap();
IntPtr pIconInfo = Marshal.AllocHGlobal(Marshal.SizeOf(iconInfo));
Marshal.StructureToPtr(iconInfo, pIconInfo, true);
IntPtr pIcon = CursorApi.CreateIconIndirect(pIconInfo);
CursorApi.DestroyIcon(pIconInfo);
CursorApi.DeleteObject(iconInfo.hbmMask);
CursorApi.DeleteObject(iconInfo.hbmColor);
iCursorInfo.Cursor = new Cursor(pIcon);
iCursorInfo.Effect = aEffect;
}
}
