1 /*
2  * This is a plug-in for GIMP.
3  *
4  * Generates clickable image maps.
5  *
6  * Copyright (C) 1998-2005 Maurits Rijk  m.rijk@chello.nl
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
20  *
21  */
22 
23 #include "config.h"
24 
25 #include <gtk/gtk.h>
26 
27 #include "imap_commands.h"
28 
29 #include "libgimp/stdplugins-intl.h"
30 
31 static void unselect_all_command_destruct(Command_t *command);
32 static CmdExecuteValue_t unselect_all_command_execute(Command_t *command);
33 
34 /* COMMAND_PROTO(unselect_all_command); */
35 
36 static CommandClass_t unselect_all_command_class = {
37    unselect_all_command_destruct,
38    unselect_all_command_execute,
39    NULL,                        /* unselect_all_command_undo */
40    NULL                         /* unselect_all_command_redo */
41 };
42 
43 typedef struct {
44    Command_t parent;
45    ObjectList_t *list;
46    Object_t *exception;
47 } UnselectAllCommand_t;
48 
49 Command_t*
unselect_all_command_new(ObjectList_t * list,Object_t * exception)50 unselect_all_command_new(ObjectList_t *list, Object_t *exception)
51 {
52    UnselectAllCommand_t *command = g_new(UnselectAllCommand_t, 1);
53    command->list = list;
54    command->exception = (exception) ? object_ref(exception) : exception;
55    return command_init(&command->parent, _("Unselect All"),
56                        &unselect_all_command_class);
57 }
58 
59 static void
unselect_all_command_destruct(Command_t * parent)60 unselect_all_command_destruct(Command_t *parent)
61 {
62    UnselectAllCommand_t *command = (UnselectAllCommand_t*) parent;
63    if (command->exception)
64       object_unref(command->exception);
65 }
66 
67 static void
select_one_object(Object_t * obj,gpointer data)68 select_one_object(Object_t *obj, gpointer data)
69 {
70    UnselectAllCommand_t *command = (UnselectAllCommand_t*) data;
71    command_add_subcommand(&command->parent, unselect_command_new(obj));
72 }
73 
74 static CmdExecuteValue_t
unselect_all_command_execute(Command_t * parent)75 unselect_all_command_execute(Command_t *parent)
76 {
77    UnselectAllCommand_t *command = (UnselectAllCommand_t*) parent;
78    gpointer id;
79    CmdExecuteValue_t rvalue;
80 
81    id = object_list_add_select_cb(command->list, select_one_object,
82                                   command);
83    if (object_list_deselect_all(command->list, command->exception)) {
84       rvalue = CMD_APPEND;
85    } else {
86       rvalue = CMD_DESTRUCT;
87    }
88    object_list_remove_select_cb(command->list, id);
89    return rvalue;
90 }
91