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

#include "eom-reload-plugin.h"

#include <gmodule.h>
#include <glib/gi18n-lib.h>

#include <eom-debug.h>
#include <eom-scroll-view.h>
#include <eom-thumb-view.h>
#include <eom-image.h>

#define WINDOW_DATA_KEY "EomReloadWindowData"

EOM_PLUGIN_REGISTER_TYPE(EomReloadPlugin, eom_reload_plugin)

typedef struct {
	GtkActionGroup* ui_action_group;
	guint ui_id;
} WindowData;

static void reload_cb(GtkAction* action, EomWindow* window)
{
	eom_window_reload_image(window);
}

static const gchar* const ui_definition = "<ui><menubar name=\"MainMenu\">"
	"<menu name=\"ToolsMenu\" action=\"Tools\"><separator/>"
	"<menuitem name=\"EomPluginReload\" action=\"EomPluginRunReload\"/>"
	"<separator/></menu></menubar>"
	"<popup name=\"ViewPopup\"><separator/>"
	"<menuitem action=\"EomPluginRunReload\"/><separator/>"
	"</popup></ui>";

static const GtkActionEntry action_entries[] = {
	{"EomPluginRunReload", GTK_STOCK_REFRESH, N_("Reload Image"), "R", N_("Reload current image"), G_CALLBACK(reload_cb)}
};

static void free_window_data(WindowData* data)
{
	g_return_if_fail(data != NULL);

	eom_debug(DEBUG_PLUGINS);

	g_object_unref(data->ui_action_group);

	g_free(data);
}

static void eom_reload_plugin_init(EomReloadPlugin* plugin)
{
	eom_debug_message(DEBUG_PLUGINS, "EomReloadPlugin initializing");
}

static void eom_reload_plugin_finalize(GObject* object)
{
	eom_debug_message(DEBUG_PLUGINS, "EomReloadPlugin finalizing");

	G_OBJECT_CLASS(eom_reload_plugin_parent_class)->finalize(object);
}

static void impl_activate(EomPlugin* plugin, EomWindow* window)
{
	GtkUIManager* manager;
	WindowData* data;

	eom_debug(DEBUG_PLUGINS);

	data = g_new(WindowData, 1);

	manager = eom_window_get_ui_manager(window);

	data->ui_action_group = gtk_action_group_new("EomReloadPluginActions");

	gtk_action_group_set_translation_domain(data->ui_action_group, GETTEXT_PACKAGE);

	gtk_action_group_add_actions(data->ui_action_group, action_entries, G_N_ELEMENTS(action_entries), window);

	gtk_ui_manager_insert_action_group(manager, data->ui_action_group, -1);

	g_object_set_data_full(G_OBJECT(window), WINDOW_DATA_KEY, data, (GDestroyNotify) free_window_data);

	data->ui_id = gtk_ui_manager_add_ui_from_string(manager, ui_definition, -1, NULL);
	g_warn_if_fail (data->ui_id != 0);
}

static void impl_deactivate(EomPlugin* plugin, EomWindow* window)
{
	GtkUIManager* manager;
	WindowData* data;

	eom_debug(DEBUG_PLUGINS);

	manager = eom_window_get_ui_manager(window);

	data = (WindowData*) g_object_get_data(G_OBJECT(window), WINDOW_DATA_KEY);
	g_return_if_fail(data != NULL);

	gtk_ui_manager_remove_ui(manager, data->ui_id);

	gtk_ui_manager_remove_action_group(manager, data->ui_action_group);

	g_object_set_data(G_OBJECT(window), WINDOW_DATA_KEY, NULL);
}

static void eom_reload_plugin_class_init(EomReloadPluginClass* klass)
{
	GObjectClass* object_class = G_OBJECT_CLASS(klass);
	EomPluginClass* plugin_class = EOM_PLUGIN_CLASS(klass);

	object_class->finalize = eom_reload_plugin_finalize;

	plugin_class->activate = impl_activate;
	plugin_class->deactivate = impl_deactivate;
}