path: root/a11y/addressbook/ea-minicard.c

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>  
 *
 *
 * Authors:
 *      Leon Zhang <leon.zhang@sun.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#include <config.h>
#include <string.h>
#include <glib/gi18n.h>
#include "ea-minicard.h"
#include "ea-minicard-view.h"
#include "e-minicard.h"

static const char * action_name[] = {
    N_("Open")
};

static G_CONST_RETURN gchar* ea_minicard_get_name (AtkObject *accessible);
static G_CONST_RETURN gchar* ea_minicard_get_description (AtkObject *accessible);

static void ea_minicard_class_init (EaMinicardClass *klass);

static gint ea_minicard_get_n_children (AtkObject *obj);
static AtkObject* ea_minicard_ref_child(AtkObject *obj, gint i);

static AtkStateSet *ea_minicard_ref_state_set (AtkObject *obj);

static void atk_action_interface_init (AtkActionIface *iface);
static gboolean atk_action_interface_do_action (AtkAction *iface, gint i);
static gint atk_action_interface_get_n_action (AtkAction *iface);
static G_CONST_RETURN gchar* atk_action_interface_get_description (AtkAction *iface, gint i);
static G_CONST_RETURN gchar* atk_action_interface_get_name (AtkAction *iface, gint i);

static gpointer parent_class = NULL;

GType
ea_minicard_get_type (void)
{
    static GType type = 0;
    AtkObjectFactory *factory;
    GTypeQuery query;
    GType derived_atk_type;

    if (!type) {
        static  GTypeInfo tinfo =  {
            sizeof (EaMinicardClass),
            (GBaseInitFunc) NULL,  /* base_init */
            (GBaseFinalizeFunc) NULL,  /* base_finalize */
            (GClassInitFunc) ea_minicard_class_init,
            (GClassFinalizeFunc) NULL, /* class_finalize */
            NULL,   /* class_data */
            sizeof (EaMinicard),
            0,  /* n_preallocs */
            (GInstanceInitFunc) NULL, /* instance init */
            NULL    /* value table */
        };

        static const GInterfaceInfo atk_action_info = {
            (GInterfaceInitFunc) atk_action_interface_init,
            (GInterfaceFinalizeFunc) NULL,
            NULL
        };

        /*
         * Figure out the size of the class and instance
         * we are run-time deriving from (GailWidget, in this case)
         */

        factory = atk_registry_get_factory (atk_get_default_registry (),
                            GNOME_TYPE_CANVAS_GROUP);
        derived_atk_type = atk_object_factory_get_accessible_type (factory);
        g_type_query (derived_atk_type, &query);

        tinfo.class_size = query.class_size;
        tinfo.instance_size = query.instance_size;

        type = g_type_register_static ( derived_atk_type,
                        "EaMinicard", &tinfo, 0);
        g_type_add_interface_static (type, ATK_TYPE_ACTION,
                         &atk_action_info);
    }

    return type;
}

static void
ea_minicard_class_init (EaMinicardClass *klass)
{
    AtkObjectClass *class = ATK_OBJECT_CLASS (klass);

    parent_class = g_type_class_peek_parent (klass);

    class->get_name = ea_minicard_get_name;
    class->get_description = ea_minicard_get_description;
    class->ref_state_set = ea_minicard_ref_state_set;
    class->get_n_children = ea_minicard_get_n_children;
    class->ref_child = ea_minicard_ref_child;
}

/*
 *  we access the main content of current minicard, including
 *  header text, label(field, field name)
 */
static G_CONST_RETURN gchar*
ea_minicard_get_name (AtkObject *accessible)
{
#define BUFFERSIZE 500

    static gchar name[BUFFERSIZE];
    GString *new_str = g_string_new (NULL);
    gchar *string;
    EMinicard *card;

    g_return_val_if_fail (EA_IS_MINICARD(accessible), NULL);
    memset (name, '\0', BUFFERSIZE);

    card = E_MINICARD(atk_gobject_accessible_get_object
             (ATK_GOBJECT_ACCESSIBLE(accessible)));
    if (!card)
        return NULL;

    g_object_get (card->header_text, "text", &string, NULL);

    if (e_contact_get (card->contact, E_CONTACT_IS_LIST))
        g_string_append (new_str, _("Contact List: "));
    else    g_string_append (new_str, _("Contact: "));

    /* get header of current card */
    g_string_append (new_str, string);
    g_free (string);

    /* if there exist no enough space for remain info, return */
    if (new_str->len >= BUFFERSIZE) {
        strncpy (name, new_str->str, BUFFERSIZE);
        return name;
    }

    strcpy (name, new_str->str);
    g_string_free (new_str, TRUE);

    ATK_OBJECT_CLASS (parent_class)->set_name (accessible, name);

    return accessible->name;
}

static G_CONST_RETURN gchar*
ea_minicard_get_description (AtkObject *accessible)
{
    if (accessible->description)
        return accessible->description;

    return _("evolution minicard");
}

AtkObject*
ea_minicard_new (GObject *obj)
{
    GObject *object;
    AtkObject *accessible;

    g_return_val_if_fail(obj != NULL, NULL);
    g_return_val_if_fail (E_IS_MINICARD(obj), NULL);

    object = g_object_new (EA_TYPE_MINICARD, NULL);
    accessible = ATK_OBJECT (object);
    atk_object_initialize (accessible, obj);

    accessible->role = ATK_ROLE_PANEL;
    return accessible;
}

static AtkStateSet *ea_minicard_ref_state_set (AtkObject *obj)
{
    AtkStateSet *state_set = NULL;
    GObject *gobj = NULL;

    state_set = ATK_OBJECT_CLASS (parent_class)->ref_state_set (obj);
    if( !state_set )
        state_set = atk_state_set_new ();

    gobj = atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (obj));
    if( !gobj )
        return state_set;

    atk_state_set_add_state (state_set, ATK_STATE_SELECTABLE);
    atk_state_set_add_state (state_set, ATK_STATE_ENABLED);
    atk_state_set_add_state (state_set, ATK_STATE_SENSITIVE);
    atk_state_set_add_state (state_set, ATK_STATE_SHOWING);

    return state_set;
}

static gint
ea_minicard_get_n_children (AtkObject *accessible)
{
    return 0;
}

static AtkObject *
ea_minicard_ref_child (AtkObject *accessible, gint index)
{
    return NULL;
}

static void atk_action_interface_init (AtkActionIface *iface)
{
    g_return_if_fail (iface != NULL);

    iface->do_action = atk_action_interface_do_action;
    iface->get_n_actions = atk_action_interface_get_n_action;
    iface->get_description = atk_action_interface_get_description;
    iface->get_name = atk_action_interface_get_name;
}

static gboolean atk_action_interface_do_action (AtkAction *iface, gint i)
{
    EMinicard *minicard = NULL;

    minicard = E_MINICARD (atk_gobject_accessible_get_object (ATK_GOBJECT_ACCESSIBLE (iface)));
    if( minicard == NULL )
        return FALSE;

    if( i >= G_N_ELEMENTS (action_name) || i < 0 )
        return FALSE;

    switch (i) {
        // open card
        case 0:
            e_minicard_activate_editor (minicard);
            break;
        default:
            return FALSE;
    }

    return TRUE;
}

static gint atk_action_interface_get_n_action (AtkAction *iface)
{
    return G_N_ELEMENTS (action_name);
}

static G_CONST_RETURN gchar*
atk_action_interface_get_description (AtkAction *iface, gint i)
{
    return atk_action_interface_get_name (iface, i);
}

static G_CONST_RETURN gchar*
atk_action_interface_get_name (AtkAction *iface, gint i)
{
    if( i >= G_N_ELEMENTS (action_name) || i < 0)
        return NULL;

    return action_name[i];
}