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/* Statusbar Date -- Shows the EXIF date in EOM'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 "eom-statusbar-date-plugin.h"
#include <gmodule.h>
#include <glib/gi18n-lib.h>
#include <eom-debug.h>
#include <eom-scroll-view.h>
#include <eom-image.h>
#include <eom-thumb-view.h>
#include <eom-exif-util.h>
#define WINDOW_DATA_KEY "EomStatusbarDateWindowData"
EOM_PLUGIN_REGISTER_TYPE(EomStatusbarDatePlugin, eom_statusbar_date_plugin)
typedef struct {
GtkWidget* statusbar_date;
gulong signal_id;
} WindowData;
static void free_window_data(WindowData* data)
{
g_return_if_fail(data != NULL);
eom_debug(DEBUG_PLUGINS);
g_free(data);
}
static void statusbar_set_date(GtkStatusbar* statusbar, EomThumbView* view)
{
EomImage* image;
gchar* date = NULL;
gchar time_buffer[32];
ExifData* exif_data;
if (eom_thumb_view_get_n_selected(view) == 0)
{
return;
}
image = eom_thumb_view_get_first_selected_image(view);
gtk_statusbar_pop(statusbar, 0);
if (!eom_image_has_data(image, EOM_IMAGE_DATA_EXIF))
{
if (!eom_image_load(image, EOM_IMAGE_DATA_EXIF, NULL, NULL))
{
gtk_widget_hide(GTK_WIDGET(statusbar));
}
}
exif_data = eom_image_get_exif_info (image);
if (exif_data)
{
date = eom_exif_util_format_date(eom_exif_data_get_value(exif_data, EXIF_TAG_DATE_TIME_ORIGINAL, time_buffer, 32));
eom_exif_data_free (exif_data);
}
if (date)
{
gtk_statusbar_push(statusbar, 0, date);
gtk_widget_show(GTK_WIDGET(statusbar));
g_free(date);
}
else
{
gtk_widget_hide(GTK_WIDGET(statusbar));
}
}
static void selection_changed_cb(EomThumbView* view, WindowData* data)
{
statusbar_set_date(GTK_STATUSBAR(data->statusbar_date), view);
}
static void eom_statusbar_date_plugin_init(EomStatusbarDatePlugin* plugin)
{
eom_debug_message(DEBUG_PLUGINS, "EomStatusbarDatePlugin initializing");
}
static void eom_statusbar_date_plugin_finalize(GObject* object)
{
eom_debug_message(DEBUG_PLUGINS, "EomStatusbarDatePlugin finalizing");
G_OBJECT_CLASS(eom_statusbar_date_plugin_parent_class)->finalize(object);
}
static void impl_activate(EomPlugin* plugin, EomWindow* window)
{
GtkWidget* statusbar = eom_window_get_statusbar(window);
GtkWidget* thumbview = eom_window_get_thumb_view(window);
WindowData* data;
eom_debug(DEBUG_PLUGINS);
data = g_new(WindowData, 1);
data->statusbar_date = gtk_statusbar_new();
gtk_widget_set_size_request(data->statusbar_date, 200, 10);
#if GTK_CHECK_VERSION (3, 0, 0)
gtk_widget_set_margin_top (GTK_WIDGET (data->statusbar_date), 0);
gtk_widget_set_margin_bottom (GTK_WIDGET (data->statusbar_date), 0);
#endif
gtk_box_pack_end(GTK_BOX(statusbar), data->statusbar_date, FALSE, FALSE, 0);
data->signal_id = g_signal_connect_after(G_OBJECT(thumbview), "selection_changed", G_CALLBACK(selection_changed_cb), data);
statusbar_set_date(GTK_STATUSBAR(data->statusbar_date), EOM_THUMB_VIEW(eom_window_get_thumb_view(window)));
g_object_set_data_full(G_OBJECT(window), WINDOW_DATA_KEY, data, (GDestroyNotify) free_window_data);
}
static void impl_deactivate(EomPlugin* plugin, EomWindow* window)
{
GtkWidget* statusbar = eom_window_get_statusbar(window);
GtkWidget* view = eom_window_get_thumb_view(window);
WindowData* data;
data = (WindowData*) g_object_get_data(G_OBJECT (window), WINDOW_DATA_KEY);
g_signal_handler_disconnect(view, data->signal_id);
gtk_container_remove(GTK_CONTAINER(statusbar), data->statusbar_date);
g_object_set_data(G_OBJECT(window), WINDOW_DATA_KEY, NULL);
}
static void impl_update_ui(EomPlugin* plugin, EomWindow* window)
{
/* nothing */
}
static void eom_statusbar_date_plugin_class_init (EomStatusbarDatePluginClass* klass)
{
GObjectClass* object_class = G_OBJECT_CLASS(klass);
EomPluginClass* plugin_class = EOM_PLUGIN_CLASS(klass);
object_class->finalize = eom_statusbar_date_plugin_finalize;
plugin_class->activate = impl_activate;
plugin_class->deactivate = impl_deactivate;
plugin_class->update_ui = impl_update_ui;
}
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