rollback to 3428, before the mysterious removal of libs/* at 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 71 insertions, 0 deletions

diff --git a/libs/gtkmm2ext/dndtreeview.cc b/libs/gtkmm2ext/dndtreeview.cc
new file mode 100644
index 0000000000..2c2e69f6b6
--- /dev/null
+++ b/libs/gtkmm2ext/dndtreeview.cc
@@ -0,0 +1,71 @@
+/*
+    Copyright (C) 2000-2007 Paul Davis 
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <cstdio>
+#include <iostream>
+
+#include <gtkmm2ext/dndtreeview.h>
+
+using namespace std;
+using namespace sigc;
+using namespace Gdk;
+using namespace Gtk;
+using namespace Glib;
+using namespace Gtkmm2ext;
+
+DnDTreeViewBase::DnDTreeViewBase ()
+	: TreeView ()
+{
+	draggable.push_back (TargetEntry ("GTK_TREE_MODEL_ROW", TARGET_SAME_WIDGET));
+	data_column = -1;
+
+	enable_model_drag_source (draggable);
+	enable_model_drag_dest (draggable);
+
+ 	suggested_action = Gdk::DragAction (0);
+}
+
+void
+DnDTreeViewBase::add_drop_targets (list<TargetEntry>& targets)
+{
+	for (list<TargetEntry>::iterator i = targets.begin(); i != targets.end(); ++i) {
+		draggable.push_back (*i);
+	}
+	enable_model_drag_source (draggable);
+	enable_model_drag_dest (draggable);
+}	
+
+void
+DnDTreeViewBase::add_object_drag (int column, string type_name)
+{
+	draggable.push_back (TargetEntry (type_name, TargetFlags(0)));
+	data_column = column;
+
+	enable_model_drag_source (draggable);
+	enable_model_drag_dest (draggable);
+}
+
+bool 
+DnDTreeViewBase::on_drag_drop(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, guint time)
+{
+	suggested_action = Gdk::DragAction (0);
+	return TreeView::on_drag_drop (context, x, y, time);
+}
+
+