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235 | /* Statusbar Date -- Shows the EXIF date in EOC's statusbar
*
* Copyright (C) 2008 The Free Software Foundation
*
* Author: Claudio Saavedra <csaavedra@gnome.org>
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "eoc-statusbar-date-plugin.h"
#include <gmodule.h>
#include <glib/gi18n-lib.h>
#include <libbean/bean-activatable.h>
#include <eoc-debug.h>
#include <eoc-image.h>
#include <eoc-thumb-view.h>
#include <eoc-exif-util.h>
#include <eoc-window.h>
#include <eoc-window-activatable.h>
static void eoc_window_activatable_iface_init (EocWindowActivatableInterface *iface);
G_DEFINE_DYNAMIC_TYPE_EXTENDED (EocStatusbarDatePlugin,
eoc_statusbar_date_plugin,
BEAN_TYPE_EXTENSION_BASE,
0,
G_IMPLEMENT_INTERFACE_DYNAMIC (EOC_TYPE_WINDOW_ACTIVATABLE,
eoc_window_activatable_iface_init))
enum {
PROP_0,
PROP_WINDOW
};
static void
statusbar_set_date (CtkStatusbar *statusbar,
EocThumbView *view)
{
EocImage *image;
gchar *date = NULL;
gchar time_buffer[32];
ExifData *exif_data;
if (eoc_thumb_view_get_n_selected (view) == 0)
{
return;
}
image = eoc_thumb_view_get_first_selected_image (view);
ctk_statusbar_pop (statusbar, 0);
if (!eoc_image_has_data (image, EOC_IMAGE_DATA_EXIF))
{
if (!eoc_image_load (image, EOC_IMAGE_DATA_EXIF, NULL, NULL))
{
ctk_widget_hide (CTK_WIDGET (statusbar));
}
}
exif_data = eoc_image_get_exif_info (image);
if (exif_data)
{
date = eoc_exif_util_format_date (eoc_exif_data_get_value (exif_data, EXIF_TAG_DATE_TIME_ORIGINAL, time_buffer, 32));
eoc_exif_data_free (exif_data);
}
if (date)
{
ctk_statusbar_push (statusbar, 0, date);
ctk_widget_show (CTK_WIDGET (statusbar));
g_free (date);
}
else
{
ctk_widget_hide (CTK_WIDGET (statusbar));
}
}
static void
selection_changed_cb (EocThumbView *view,
EocStatusbarDatePlugin *plugin)
{
statusbar_set_date (CTK_STATUSBAR (plugin->statusbar_date), view);
}
static void
eoc_statusbar_date_plugin_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
EocStatusbarDatePlugin *plugin = EOC_STATUSBAR_DATE_PLUGIN (object);
switch (prop_id)
{
case PROP_WINDOW:
plugin->window = EOC_WINDOW (g_value_dup_object (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
eoc_statusbar_date_plugin_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
EocStatusbarDatePlugin *plugin = EOC_STATUSBAR_DATE_PLUGIN (object);
switch (prop_id)
{
case PROP_WINDOW:
g_value_set_object (value, plugin->window);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
eoc_statusbar_date_plugin_init (EocStatusbarDatePlugin *plugin)
{
eoc_debug_message (DEBUG_PLUGINS, "EocStatusbarDatePlugin initializing");
}
static void
eoc_statusbar_date_plugin_dispose (GObject *object)
{
EocStatusbarDatePlugin *plugin = EOC_STATUSBAR_DATE_PLUGIN (object);
eoc_debug_message (DEBUG_PLUGINS, "EocStatusbarDatePlugin disposing");
if (plugin->window != NULL) {
g_object_unref (plugin->window);
plugin->window = NULL;
}
G_OBJECT_CLASS (eoc_statusbar_date_plugin_parent_class)->dispose (object);
}
static void
eoc_statusbar_date_plugin_activate (EocWindowActivatable *activatable)
{
EocStatusbarDatePlugin *plugin = EOC_STATUSBAR_DATE_PLUGIN (activatable);
EocWindow *window = plugin->window;
CtkWidget *statusbar = eoc_window_get_statusbar (window);
CtkWidget *thumbview = eoc_window_get_thumb_view (window);
eoc_debug (DEBUG_PLUGINS);
plugin->statusbar_date = ctk_statusbar_new ();
ctk_widget_set_size_request (plugin->statusbar_date, 200, 10);
ctk_widget_set_margin_top (CTK_WIDGET (plugin->statusbar_date), 0);
ctk_widget_set_margin_bottom (CTK_WIDGET (plugin->statusbar_date), 0);
ctk_box_pack_end (CTK_BOX (statusbar), plugin->statusbar_date, FALSE, FALSE, 0);
plugin->signal_id = g_signal_connect_after (G_OBJECT (thumbview), "selection_changed",
G_CALLBACK (selection_changed_cb), plugin);
statusbar_set_date (CTK_STATUSBAR (plugin->statusbar_date),
EOC_THUMB_VIEW (eoc_window_get_thumb_view (window)));
}
static void
eoc_statusbar_date_plugin_deactivate (EocWindowActivatable *activatable)
{
EocStatusbarDatePlugin *plugin = EOC_STATUSBAR_DATE_PLUGIN (activatable);
EocWindow *window = plugin->window;
CtkWidget *statusbar = eoc_window_get_statusbar (window);
CtkWidget *view = eoc_window_get_thumb_view (window);
g_signal_handler_disconnect (view, plugin->signal_id);
ctk_container_remove (CTK_CONTAINER (statusbar), plugin->statusbar_date);
}
static void
eoc_statusbar_date_plugin_class_init (EocStatusbarDatePluginClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = eoc_statusbar_date_plugin_dispose;
object_class->set_property = eoc_statusbar_date_plugin_set_property;
object_class->get_property = eoc_statusbar_date_plugin_get_property;
g_object_class_override_property (object_class, PROP_WINDOW, "window");
}
static void
eoc_statusbar_date_plugin_class_finalize (EocStatusbarDatePluginClass *klass)<--- Parameter 'klass' can be declared as pointer to const
{
/* dummy function - used by G_DEFINE_DYNAMIC_TYPE_EXTENDED */
}
static void
eoc_window_activatable_iface_init (EocWindowActivatableInterface *iface)
{
iface->activate = eoc_statusbar_date_plugin_activate;
iface->deactivate = eoc_statusbar_date_plugin_deactivate;
}
G_MODULE_EXPORT void
bean_register_types (BeanObjectModule *module)
{
eoc_statusbar_date_plugin_register_type (G_TYPE_MODULE (module));
bean_object_module_register_extension_type (module,
EOC_TYPE_WINDOW_ACTIVATABLE,
EOC_TYPE_STATUSBAR_DATE_PLUGIN);
}
|