/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-shortcuts.c
*
* Copyright (C) 2000 Helix Code, Inc.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: Ettore Perazzoli
*/
/* The shortcut list goes this:
<?xml version="1.0"?>
<shortcuts>
<group title="Evolution shortcuts">
<item>evolution:/local/Inbox</item>
<item>evolution:/local/Trash</item>
<item>evolution:/local/Calendar</item>
</group>
<group title="Personal shortcuts">
<item>evolution:/local/Personal</item>
</group>
</shortcuts>
FIXME: Do we want to use a namespace for this?
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gtk/gtkobject.h>
#include <gtk/gtktypeutils.h>
#include <gnome-xml/parser.h>
#include <string.h>
#include "e-util/e-util.h"
#include "e-util/e-xml-utils.h"
#include "shortcut-bar/e-shortcut-bar.h"
#include "e-shortcuts-view.h"
#include "e-shortcuts.h"
#define PARENT_TYPE GTK_TYPE_OBJECT
static GtkObjectClass *parent_class = NULL;
struct _ShortcutGroup {
/* Title of the group. */
char *title;
/* A list of strings with the URI for the shortcut. */
GList *shortcuts;
};
typedef struct _ShortcutGroup ShortcutGroup;
struct _EShortcutsPrivate {
/* The storage set to which these shortcuts are associated. */
EStorageSet *storage_set;
/* The folder type repository. */
EFolderTypeRepository *folder_type_repository;
/* A list of ShortcutGroups. */
GList *groups;
/* A list of ShortcutViews. */
GList *views;
};
static void
unload_shortcuts (EShortcuts *shortcuts)
{
EShortcutsPrivate *priv;
GList *p, *q;
priv = shortcuts->priv;
for (p = priv->groups; p != NULL; p = p->next) {
ShortcutGroup *group;
group = (ShortcutGroup *) p->data;
g_free (group->title);
for (q = group->shortcuts; q != NULL; q = q->next)
g_free (q->data);
g_list_free (group->shortcuts);
}
if (priv->groups != NULL)
g_list_free (priv->groups);
priv->groups = NULL;
/* FIXME update the views. */
}
static gboolean
load_shortcuts (EShortcuts *shortcuts,
const char *path)
{
EShortcutsPrivate *priv;
xmlDoc *doc;
xmlNode *root;
xmlNode *p, *q;
priv = shortcuts->priv;
doc = xmlParseFile (path);
if (doc == NULL)
return FALSE;
root = xmlDocGetRootElement (doc);
if (root == NULL || strcmp (root->name, "shortcuts") != 0) {
xmlFreeDoc (doc);
return FALSE;
}
unload_shortcuts (shortcuts);
for (p = root->childs; p != NULL; p = p->next) {
ShortcutGroup *shortcut_group;
const char *shortcut_group_title;
if (strcmp ((char *) p->name, "group") != 0)
continue;
shortcut_group_title = (const char *) xmlGetProp (p, "title");
if (shortcut_group_title == NULL)
continue;
shortcut_group = g_new (ShortcutGroup, 1);
shortcut_group->title = g_strdup (shortcut_group_title);
shortcut_group->shortcuts = NULL;
for (q = p->childs; q != NULL; q = q->next) {
xmlNode *link_node;
if (strcmp ((char *) q->name, "item") != 0)
continue;
link_node = e_xml_get_child_by_name (q, (xmlChar *) "text");
if (link_node == NULL)
continue;
shortcut_group->shortcuts = g_list_prepend (shortcut_group->shortcuts,
g_strdup (link_node->content));
}
shortcut_group->shortcuts = g_list_reverse (shortcut_group->shortcuts);
priv->groups = g_list_prepend (priv->groups, shortcut_group);
}
priv->groups = g_list_reverse (priv->groups);
xmlFreeDoc (doc);
return TRUE;
}
static gboolean
save_shortcuts (EShortcuts *shortcuts,
const char *path)
{
EShortcutsPrivate *priv;
xmlDoc *doc;
xmlNode *root;
GList *p, *q;
priv = shortcuts->priv;
doc = xmlNewDoc ((xmlChar *) "1.0");
root = xmlNewDocNode (doc, NULL, (xmlChar *) "shortcuts", NULL);
xmlDocSetRootElement (doc, root);
for (p = priv->groups; p != NULL; p = p->next) {
ShortcutGroup *group;
xmlNode *group_node;
group = (ShortcutGroup *) p->data;
group_node = xmlNewChild (root, NULL, (xmlChar *) "group", NULL);
xmlSetProp (group_node, (xmlChar *) "title", group->title);
for (q = group->shortcuts; q != NULL; q = q->next) {
const char *shortcut;
shortcut = (const char *) q->data;
xmlNewChild (group_node, NULL, (xmlChar *) "item", (xmlChar *) shortcut);
}
}
if (xmlSaveFile (path, doc) < 0) {
xmlFreeDoc (doc);
return FALSE;
}
xmlFreeDoc (doc);
return TRUE;
}
/* View initialization. */
static const char *
get_storage_set_path_from_uri (const char *uri)
{
const char *colon;
if (g_path_is_absolute (uri))
return NULL;
colon = strchr (uri, ':');
if (colon == NULL || colon == uri || colon[1] == '\0')
return NULL;
if (! g_path_is_absolute (colon + 1))
return NULL;
if (g_strncasecmp (uri, "evolution", colon - uri) != 0)
return NULL;
return colon + 1;
}
static void
load_folders_into_view (EShortcuts *shortcuts,
EShortcutBar *view,
ShortcutGroup *group,
int group_num)
{
EStorageSet *storage_set;
GList *p;
storage_set = shortcuts->priv->storage_set;
for (p = group->shortcuts; p != NULL; p = p->next) {
EFolder *folder;
const char *path;
const char *uri;
const char *name;
uri = (const char *) p->data;
path = get_storage_set_path_from_uri (uri);
if (path != NULL)
folder = e_storage_set_get_folder (storage_set, path);
if (path == NULL || folder == NULL) {
/* FIXME */
g_warning ("Invalid link while loading shortcut bar view -- %s\n",
uri);
continue;
}
name = e_folder_get_name (folder);
e_shortcut_bar_add_item (view, group_num, uri, name);
}
}
static void
load_shortcuts_into_view (EShortcuts *shortcuts,
EShortcutBar *view)
{
EShortcutsPrivate *priv;
GList *p;
int group_num;
priv = shortcuts->priv;
for (p = priv->groups; p != NULL; p = p->next) {
ShortcutGroup *group;
group = (ShortcutGroup *) p->data;
group_num = e_shortcut_bar_add_group (view, group->title);
load_folders_into_view (shortcuts, view, group, group_num);
}
}
/* Icon callback for the shortcut bar. */
static GdkPixbuf *
icon_callback (EShortcutBar *shortcut_bar,
const char *uri,
gpointer data)
{
EFolderTypeRepository *folder_type_repository;
EShortcuts *shortcuts;
EStorageSet *storage_set;
EFolder *folder;
GdkPixbuf *pixbuf;
const char *type;
const char *icon_name;
char *icon_path;
shortcuts = E_SHORTCUTS (data);
storage_set = shortcuts->priv->storage_set;
folder_type_repository = shortcuts->priv->folder_type_repository;
folder = e_storage_set_get_folder (storage_set,
get_storage_set_path_from_uri (uri));
if (folder == NULL)
return NULL;
type = e_folder_get_type_string (folder);
if (type == NULL)
return NULL;
icon_name = e_folder_type_repository_get_icon_for_type (folder_type_repository, type);
if (icon_name == NULL)
return NULL;
if (g_path_is_absolute (icon_name))
icon_path = g_strdup (icon_name);
else {
icon_path = gnome_pixmap_file (icon_name);
if (icon_path == NULL)
icon_path = g_concat_dir_and_file (EVOLUTION_IMAGES, icon_name);
}
if (icon_path == NULL)
return NULL;
/* FIXME this sucks sucks sucks sucks. We need some caching. Probably
it's better if EFolderTypeRepository returns a GdkPixbuf directly. */
pixbuf = gdk_pixbuf_new_from_file (icon_path);
g_free (icon_path);
return pixbuf;
}
/* Signal handlers for the views. */
static void
view_destroyed_cb (GtkObject *object,
gpointer data)
{
EShortcuts *shortcuts;
EShortcutsPrivate *priv;
shortcuts = E_SHORTCUTS (data);
priv = shortcuts->priv;
priv->views = g_list_remove (priv->views, object);
}
/* GtkObject methods. */
static void
destroy (GtkObject *object)
{
EShortcuts *shortcuts;
EShortcutsPrivate *priv;
shortcuts = E_SHORTCUTS (object);
priv = shortcuts->priv;
gtk_object_unref (GTK_OBJECT (priv->storage_set));
gtk_object_unref (GTK_OBJECT (priv->folder_type_repository));
unload_shortcuts (shortcuts);
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
class_init (EShortcutsClass *klass)
{
GtkObjectClass *object_class;
object_class = (GtkObjectClass*) klass;
object_class->destroy = destroy;
parent_class = gtk_type_class (gtk_object_get_type ());
}
static void
init (EShortcuts *shortcuts)
{
EShortcutsPrivate *priv;
priv = g_new (EShortcutsPrivate, 1);
priv->storage_set = NULL;
priv->groups = NULL;
priv->views = NULL;
shortcuts->priv = priv;
}
void
e_shortcuts_construct (EShortcuts *shortcuts,
EStorageSet *storage_set,
EFolderTypeRepository *folder_type_repository)
{
EShortcutsPrivate *priv;
g_return_if_fail (shortcuts != NULL);
g_return_if_fail (E_IS_SHORTCUTS (shortcuts));
g_return_if_fail (storage_set != NULL);
g_return_if_fail (E_IS_STORAGE_SET (storage_set));
GTK_OBJECT_UNSET_FLAGS (GTK_OBJECT (storage_set), GTK_FLOATING);
priv = shortcuts->priv;
gtk_object_ref (GTK_OBJECT (storage_set));
priv->storage_set = storage_set;
gtk_object_ref (GTK_OBJECT (folder_type_repository));
priv->folder_type_repository = folder_type_repository;
}
EShortcuts *
e_shortcuts_new (EStorageSet *storage_set,
EFolderTypeRepository *folder_type_repository)
{
EShortcuts *new;
g_return_val_if_fail (storage_set != NULL, NULL);
g_return_val_if_fail (E_IS_STORAGE_SET (storage_set), NULL);
new = gtk_type_new (e_shortcuts_get_type ());
e_shortcuts_construct (new, storage_set, folder_type_repository);
return new;
}
GtkWidget *
e_shortcuts_new_view (EShortcuts *shortcuts)
{
EShortcutsPrivate *priv;
GtkWidget *new;
g_return_val_if_fail (shortcuts != NULL, NULL);
g_return_val_if_fail (E_IS_SHORTCUTS (shortcuts), NULL);
priv = shortcuts->priv;
new = e_shortcuts_view_new (shortcuts);
priv->views = g_list_prepend (priv->views, new);
e_shortcut_bar_set_icon_callback (E_SHORTCUT_BAR (new),
icon_callback, shortcuts);
load_shortcuts_into_view (shortcuts, E_SHORTCUT_BAR (new));
gtk_signal_connect (GTK_OBJECT (new), "destroy", view_destroyed_cb, shortcuts);
return new;
}
gboolean
e_shortcuts_load (EShortcuts *shortcuts,
const char *path)
{
g_return_val_if_fail (shortcuts != NULL, FALSE);
g_return_val_if_fail (E_IS_SHORTCUTS (shortcuts), FALSE);
g_return_val_if_fail (path != NULL, FALSE);
g_return_val_if_fail (g_path_is_absolute (path), FALSE);
return load_shortcuts (shortcuts, path);
}
gboolean
e_shortcuts_save (EShortcuts *shortcuts,
const char *path)
{
g_return_val_if_fail (shortcuts != NULL, FALSE);
g_return_val_if_fail (E_IS_SHORTCUTS (shortcuts), FALSE);
g_return_val_if_fail (path != NULL, FALSE);
g_return_val_if_fail (g_path_is_absolute (path), FALSE);
return save_shortcuts (shortcuts, path);
}
const char *
e_shortcuts_get_uri (EShortcuts *shortcuts, int group_num, int num)
{
EShortcutsPrivate *priv;
ShortcutGroup *group;
GList *shortcut_element;
g_return_val_if_fail (shortcuts != NULL, NULL);
g_return_val_if_fail (E_IS_SHORTCUTS (shortcuts), NULL);
priv = shortcuts->priv;
group = g_list_nth (priv->groups, group_num)->data;
if (group == NULL)
return NULL;
shortcut_element = g_list_nth (group->shortcuts, num);
if (shortcut_element == NULL)
return NULL;
return shortcut_element->data;
}
E_MAKE_TYPE (e_shortcuts, "EShortcuts", EShortcuts, class_init, init, PARENT_TYPE)
