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/src/wrappers/gtk/library/row_inserted_callback.e

http://github.com/tybor/Liberty
Specman e | 85 lines | 69 code | 16 blank | 0 comment | 3 complexity | 396023989bc7c76314010e3a82e8a1fe MD5 | raw file
 1indexing
 2	description: "Generic callback for the row-inserted signal"
 3	copyright: "[
 4					Copyright (C) 2006 Paolo redaelli, eiffel-libraries team,  GTK+ team and others
 5					
 6					This library is free software; you can redistribute it and/or
 7					modify it under the terms of the GNU Lesser General Public License
 8					as published by the Free Software Foundation; either version 2.1 of
 9					the License, or (at your option) any later version.
10					
11					This library is distributed in the hope that it will be useful, but
12					WITHOUT ANY WARRANTY; without even the implied warranty of
13					MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14					Lesser General Public License for more details.
15
16					You should have received a copy of the GNU Lesser General Public
17					License along with this library; if not, write to the Free Software
18					Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19					02110-1301 USA
20				]"
21	license: "LGPL v2 or later"
22	date: "$Date:$"
23	revision "$Revision:$"
24
25class ROW_INSERTED_CALLBACK
26
27inherit
28	CALLBACK redefine object end
29
30insert
31	G_OBJECT_FACTORY [GTK_TREE_MODEL]
32
33creation make
34
35feature
36	object: GTK_TREE_MODEL
37
38feature
39
40	callback (tree_path, tree_iter, instance: POINTER) is
41		local
42			tree_path_obj: GTK_TREE_PATH
43			tree_iter_obj: GTK_TREE_ITER
44		do
45			debug
46				print ("Callback: instance=") print (instance.to_string) print ("%N")
47			end
48			object := wrapper(instance)
49
50			create tree_iter_obj.copy_from_pointer (tree_iter)
51			tree_iter_obj.attach_to (object)
52			create tree_path_obj.copy_from_pointer (tree_path)
53			procedure.call ([tree_path_obj, tree_iter_obj, object])
54		end
55
56	callback_pointer: POINTER is
57		do
58			Result := get_callback_pointer ($callback)
59		ensure
60			Result.is_not_null
61		end
62
63	connect (an_object: GTK_TREE_MODEL;
64				a_procedure: PROCEDURE [ANY, TUPLE[GTK_TREE_PATH, GTK_TREE_ITER, GTK_TREE_MODEL]]) is
65		do
66			debug
67				print ("ROW_INSERTED_CALLBACK.connect (an_object=") print (an_object.to_pointer.to_string)
68				print (" an_object.handle=") print (an_object.handle.to_string)
69				print (") Current=") print (to_pointer.to_string)
70				print (" Current.handle=") print (handle.to_string)
71				print ("%N")
72			end
73			handler_id := g_signal_connect_closure (an_object.handle,
74																 signal_name.to_external,
75																 handle,
76																 0 -- i.e. call it before default handler
77																)
78			procedure:=a_procedure
79		end
80
81	signal_name: STRING is "row-inserted"
82
83	procedure: PROCEDURE [ANY, TUPLE[GTK_TREE_PATH, GTK_TREE_ITER, GTK_TREE_MODEL]]
84
85end