aboutsummaryrefslogtreecommitdiffstats
path: root/shell/e-component-registry.c
blob: e5e48aadc44f6216726f1b4590d57c3c0874437a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-component-registry.c
 *
 * Copyright (C) 2000, 2001, 2002  Ximian, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * 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., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Author: Ettore Perazzoli
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-component-registry.h"

#include "e-shell-utils.h"

#include "e-util/e-lang-utils.h"

#include <gal/util/e-util.h>

#include <bonobo/bonobo-object.h>
#include <bonobo/bonobo-exception.h>

#include <string.h>
#include <stdlib.h>


#define PARENT_TYPE G_TYPE_OBJECT
static GObjectClass *parent_class = NULL;


struct _EComponentRegistryPrivate {
    GSList *infos;
};


/* EComponentInfo handling.  */

static EComponentInfo *
component_info_new (const char *id,
            const char *button_label,
            int sort_order,
            GdkPixbuf *button_icon)
{
    EComponentInfo *info = g_new0 (EComponentInfo, 1);

    info->id = g_strdup (id);
    info->button_label = g_strdup (button_label);
    info->sort_order = sort_order;

    info->button_icon = button_icon;
    g_object_ref (button_icon);

    return info;
}

static void
component_info_free (EComponentInfo *info)
{
    g_free (info->id);
    g_free (info->button_label);

    if (info->iface != NULL)
        bonobo_object_release_unref (info->iface, NULL);

    g_free (info);
}

static int
component_info_compare_func (EComponentInfo *a,
                 EComponentInfo *b)
{
    if (a->sort_order != b->sort_order)
        return a->sort_order - b->sort_order;

    return strcmp (a->button_label, b->button_label);
}


/* Utility methods.  */

static void
query_components (EComponentRegistry *registry)
{
    Bonobo_ServerInfoList *info_list;
    CORBA_Environment ev;
    GSList *language_list;
    int i;

    CORBA_exception_init (&ev);

    info_list = bonobo_activation_query ("repo_ids.has ('IDL:GNOME/Evolution/Component:1.0')", NULL, &ev);
    if (BONOBO_EX (&ev)) {
        char *ex_text = bonobo_exception_get_text (&ev);
        g_warning ("Cannot query for components: %s\n", ex_text);
        g_free (ex_text);
        CORBA_exception_free (&ev);
        return;
    }

    language_list = e_get_language_list ();

    for (i = 0; i < info_list->_length; i++) {
        const char *id;
        const char *label;
        const char *icon_name;
        const char *sort_order_string;
        GdkPixbuf *icon;
        int sort_order;

        id = info_list->_buffer[i].iid;
        label = bonobo_server_info_prop_lookup (& info_list->_buffer[i], "evolution:button_label", language_list);

        icon_name = bonobo_server_info_prop_lookup (& info_list->_buffer[i], "evolution:button_icon", NULL);
        if (icon_name == NULL) {
            icon = NULL;
            g_print ("no icon for %s\n", id);
        } else {
            char *full_path = e_shell_get_icon_path (icon_name, TRUE);
            g_print ("icon %s\n", full_path);
            icon = gdk_pixbuf_new_from_file (full_path, NULL);
        }

        sort_order_string = bonobo_server_info_prop_lookup (& info_list->_buffer[i],
                                    "evolution:button_sort_order", NULL);
        if (sort_order_string == NULL)
            sort_order = 0;
        else
            sort_order = atoi (sort_order_string);

        registry->priv->infos = g_slist_prepend (registry->priv->infos,
                             component_info_new (id, label, sort_order, icon));

        if (icon != NULL)
            g_object_unref (icon);
    }

    CORBA_free (info_list);
    CORBA_exception_free (&ev);

    registry->priv->infos = g_slist_sort (registry->priv->infos,
                          (GCompareFunc) component_info_compare_func);
}


/* GObject methods.  */

static void
impl_finalize (GObject *object)
{
    EComponentRegistry *component_registry;
    EComponentRegistryPrivate *priv;

    component_registry = E_COMPONENT_REGISTRY (object);
    priv = component_registry->priv;

    g_slist_foreach (priv->infos, (GFunc) component_info_free, NULL);
    g_free (priv);

    (* G_OBJECT_CLASS (parent_class)->finalize) (object);
}


static void
class_init (EComponentRegistryClass *klass)
{
    GObjectClass *object_class;

    object_class = G_OBJECT_CLASS (klass);
    object_class->finalize = impl_finalize;

    parent_class = g_type_class_ref(PARENT_TYPE);
}


static void
init (EComponentRegistry *registry)
{
    registry->priv = g_new0 (EComponentRegistryPrivate, 1);

    query_components (registry);
}


EComponentRegistry *
e_component_registry_new (void)
{
    return g_object_new (e_component_registry_get_type (), NULL);
}


GSList *
e_component_registry_peek_list (EComponentRegistry *registry)
{
    g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (registry), NULL);

    return registry->priv->infos;
}


EComponentInfo *
e_component_registry_peek_info (EComponentRegistry *registry,
                const char *id)
{
    GSList *p;

    g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (registry), NULL);

    for (p = registry->priv->infos; p != NULL; p = p->next) {
        EComponentInfo *info = p->data;

        if (strcmp (info->id, id) == 0)
            return info;
    }

    return NULL;
}

GNOME_Evolution_Component
e_component_registry_activate (EComponentRegistry *registry,
                   const char *id,
                   CORBA_Environment  *ev)
{
    EComponentInfo *info;

    g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (registry), CORBA_OBJECT_NIL);

    info = e_component_registry_peek_info (registry, id);
    if (info == NULL) {
        g_warning (G_GNUC_FUNCTION " - Unknown id \"%s\"", id);
        return CORBA_OBJECT_NIL;
    }

    if (info->iface != CORBA_OBJECT_NIL)
        return bonobo_object_dup_ref (info->iface, NULL);

    info->iface = bonobo_activation_activate_from_id (info->id, 0, NULL, ev);
    if (BONOBO_EX (ev) || info->iface == CORBA_OBJECT_NIL) {
        info->iface = CORBA_OBJECT_NIL;
        return CORBA_OBJECT_NIL;
    }

    return bonobo_object_dup_ref (info->iface, NULL);
}


E_MAKE_TYPE (e_component_registry, "EComponentRegistry", EComponentRegistry,
         class_init, init, PARENT_TYPE)