void HandleDragDataGet(object o, DragDataGetArgs args)
{
if (args.Info == move_internal_target.Info)
{
var pages = new Hyena.Gui.DragDropList <Page> ();
pages.AddRange(SelectedPages);
pages.AssignToSelection(args.SelectionData, Gdk.Atom.Intern(move_internal_target.Target, false));
args.RetVal = true;
}
else if (args.Info == move_external_target.Info)
{
string doc_and_pages = String.Format("{0}{1}{2}", document.CurrentStateUri, newline[0], String.Join(",", SelectedPages.Select(p => p.Index.ToString()).ToArray()));
byte [] data = System.Text.Encoding.UTF8.GetBytes(doc_and_pages);
args.SelectionData.Set(Gdk.Atom.Intern(move_external_target.Target, false), 8, data);
args.RetVal = true;
}
else if (args.Info == uri_src_target.Info)
{
// TODO implement page extraction via DnD?
Console.WriteLine("HandleDragDataGet, wants a uri list...");
}
}
void HandleDragDataReceived(object o, DragDataReceivedArgs args)
{
args.RetVal = false;
string target = (string)args.SelectionData.Target;
if (target == move_internal_target.Target)
{
// Move pages within the document
int to_index = GetDropIndex(args.X, args.Y);
if (to_index < 0)
{
return;
}
Hyena.Gui.DragDropList <Page> pages = args.SelectionData;
to_index -= pages.Count(p => p.Index < to_index);
var action = new MoveAction(document, pages, to_index);
action.Do();
app.Actions.UndoManager.AddUndoAction(action);
args.RetVal = true;
}
else if (target == move_external_target.Target)
{
int to_index = GetDropIndex(args.X, args.Y);
if (to_index < 0)
{
return;
}
string doc_and_pages = System.Text.Encoding.UTF8.GetString(args.SelectionData.Data);
var pieces = doc_and_pages.Split(newline, StringSplitOptions.RemoveEmptyEntries);
string uri = pieces[0];
int [] pages = pieces[1].Split(',').Select(p => Int32.Parse(p)).ToArray();
document.AddFromUri(new Uri(uri), to_index, pages);
args.RetVal = true;
}
else if (target == uri_src_target.Target)
{
var uris = System.Text.Encoding.UTF8.GetString(args.SelectionData.Data).Split(newline, StringSplitOptions.RemoveEmptyEntries);
if (uris.Length == 1 && app.Document == null)
{
app.LoadPath(uris[0]);
args.RetVal = true;
}
else
{
int to_index = GetDropIndex(args.X, args.Y);
int uri_i = 0;
var add_pages = new System.Action(delegate {
// TODO somehow ask user for which pages of the docs to insert?
// TODO pwd handling - keyring#?
// TODO make action/undoable
for (; uri_i < uris.Length; uri_i++)
{
var before_count = document.Count;
document.AddFromUri(new Uri(uris[uri_i]), to_index);
to_index += document.Count - before_count;
}
});
if (document == null || to_index < 0)
{
// Load the first page, then add the other pages to it
app.LoadPath(uris[uri_i++], null, delegate {
if (document != null)
{
to_index = document.Count;
add_pages();
}
});
}
else
{
add_pages();
}
args.RetVal = true;
}
}
Gtk.Drag.Finish(args.Context, (bool)args.RetVal, false, args.Time);
}
void HandleDragDataGet(object o, DragDataGetArgs args)
{
if (args.Info == move_internal_target.Info) {
var pages = new Hyena.Gui.DragDropList<Page> ();
pages.AddRange (SelectedPages);
pages.AssignToSelection (args.SelectionData, Gdk.Atom.Intern (move_internal_target.Target, false));
args.RetVal = true;
} else if (args.Info == move_external_target.Info) {
string doc_and_pages = String.Format ("{0}{1}{2}", document.CurrentStateUri, newline[0], String.Join (",", SelectedPages.Select (p => p.Index.ToString ()).ToArray ()));
byte [] data = System.Text.Encoding.UTF8.GetBytes (doc_and_pages);
args.SelectionData.Set (Gdk.Atom.Intern (move_external_target.Target, false), 8, data);
args.RetVal = true;
} else if (args.Info == uri_src_target.Info) {
// TODO implement page extraction via DnD?
Console.WriteLine ("HandleDragDataGet, wants a uri list...");
}
}