/// <summary>
/// This method initialises the dragging of a TreeNode
/// </summary>
void ItemDrag(object sender, ItemDragEventArgs e)
{
ReleaseCom();
startButton = e.Button;
ShellItem item = (ShellItem)((TreeNode)e.Item).Tag;
dataObjectPtr = ShellHelper.GetIDataObject(new ShellItem[] { item });
if (dataObjectPtr != IntPtr.Zero)
{
DragDropEffects effects;
OnDragStart(new DragEnterEventArgs((item.ParentItem != null ? item.ParentItem : item), br.FolderView));
ShellAPI.DoDragDrop(dataObjectPtr, this, DragDropEffects.Copy | DragDropEffects.Link | DragDropEffects.Move, out effects);
OnDragEnd(new EventArgs());
}
}
public DragDropEffects StartDrag(MouseButtons startButton, FileSystemInfoEx[] selectedItems)
{
ReleaseCom();
if (selectedItems.Length == 0)
{
return(DragDropEffects.None);
}
this.startButton = startButton;
dataObjectPtr = ShellHelper.GetIDataObject(selectedItems);
if (dataObjectPtr != IntPtr.Zero)
{
DragDropEffects effects;
ShellAPI.DoDragDrop(dataObjectPtr, this, DragDropEffects.Copy |
DragDropEffects.Link /*| DragDropEffects.Move*/, out effects);
return(effects);
}
return(DragDropEffects.None);
}
/// <summary>
/// This method initialises the dragging of a ListViewItem
/// </summary>
void ItemDrag(object sender, ItemDragEventArgs e)
{
ReleaseCom();
startButton = e.Button;
ShellItem[] items = new ShellItem[br.FileView.SelectedItems.Count];
for (int i = 0; i < br.FileView.SelectedItems.Count; i++)
{
items[i] = (ShellItem)br.FileView.SelectedItems[i].Tag;
}
dataObjectPtr = ShellHelper.GetIDataObject(items);
if (dataObjectPtr != IntPtr.Zero)
{
DragDropEffects effects;
OnDragStart(new DragEnterEventArgs((items[0].ParentItem != null ? items[0].ParentItem : items[0]), br.FileView));
ShellAPI.DoDragDrop(dataObjectPtr, this, DragDropEffects.Copy | DragDropEffects.Link | DragDropEffects.Move, out effects);
OnDragEnd(new EventArgs());
}
}