public static void RegisterMultiFileDragDrop(Control c, MultiFileReceiver r, Getter<string> filter)
{
c.AllowDrop = true;
c.DragEnter += delegate(object sender, DragEventArgs e)
{
e.Effect = DragDropEffects.None;
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
string[] files = (string[])e.Data.GetData(DataFormats.FileDrop, false);
if (files.Length > 0 &&
Array.Exists<string>(files, delegate(string s)
{
return FileUtil.MatchesFilter(filter(), s);
}))
e.Effect = DragDropEffects.All;
}
};
c.DragDrop += delegate(object sender, DragEventArgs e)
{
r(Array.FindAll<string>(((string[])e.Data.GetData(DataFormats.FileDrop, false)),
delegate(string s)
{
return FileUtil.MatchesFilter(filter(), s);
}));
};
}
public static void RegisterMultiFileDragDrop(Control c, MultiFileReceiver r, string filter)
{
RegisterMultiFileDragDrop(c, r, delegate() { return filter; });
}
public static void RegisterMultiFileDragDrop(Control c, MultiFileReceiver r)
{
RegisterMultiFileDragDrop(c, r, "*.*");
}
public static void RegisterMultiFileDragDrop(Control c, MultiFileReceiver r)
{
RegisterMultiFileDragDrop(c, r, "*.*");
}
public static void RegisterMultiFileDragDrop(Control c, MultiFileReceiver r, string filter)
{
RegisterMultiFileDragDrop(c, r, delegate() { return(filter); });
}
