/*
 * Copyright (C) 2004 John Ellis
 * Copyright (C) 2008 - 2016 The Geeqie Team
 *
 * Author: John Ellis
 *
 * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "bar-sort.h"

#include <cstring>

#include <gdk/gdk.h>
#include <glib-object.h>

#include "collect-io.h"
#include "collect.h"
#include "compat.h"
#include "debug.h"
#include "editors.h"
#include "filedata.h"
#include "history-list.h"
#include "intl.h"
#include "layout-image.h"
#include "layout.h"
#include "main-defines.h"
#include "misc.h"
#include "options.h"
#include "rcfile.h"
#include "typedefs.h"
#include "ui-bookmark.h"
#include "ui-fileops.h"
#include "ui-misc.h"
#include "ui-utildlg.h"
#include "utilops.h"
#include "window.h"


/*
  *-------------------------------------------------------------------
  * sort bar
  *-------------------------------------------------------------------
  */

struct SortData
{
	GtkWidget *vbox;
	GtkWidget *bookmarks;
	LayoutWindow *lw;

	FileDialog *dialog;
	GtkWidget *dialog_name_entry;

	SortModeType mode;
	SortActionType action;
	gchar *filter_key;

	SortSelectionType selection;

	GtkWidget *folder_group;
	GtkWidget *collection_group;

	GtkWidget *add_button;
	GtkWidget *help_button;
	GtkWidget *undo_button;
	SortActionType undo_action;
	GList *undo_src_list;
	GList *undo_dest_list;
	gchar *undo_collection;
};


#define SORT_KEY_FOLDERS     "sort_manager"
#define SORT_KEY_COLLECTIONS "sort_manager_collections"


static void bar_sort_undo_set(SortData *sd, GList *src_list, const gchar *dest);
static void bar_sort_add_close(SortData *sd);


static void bar_sort_collection_list_build(GtkWidget *bookmarks)
{
	FileData *dir_fd;
	GList *list;
	GList *work;

	history_list_free_key(SORT_KEY_COLLECTIONS);
	bookmark_list_set_key(bookmarks, SORT_KEY_COLLECTIONS);

	dir_fd = file_data_new_dir(get_collections_dir());
	filelist_read(dir_fd, &list, nullptr);
	file_data_unref(dir_fd);

	list = filelist_sort_path(list);

	work = list;
	while (work)
		{
		FileData *fd;
		gchar *name;

		fd = static_cast<FileData *>(work->data);
		work = work->next;

		if (file_extension_match(fd->path, GQ_COLLECTION_EXT))
			{
			name = remove_extension_from_path(fd->name);
			}
		else
			{
			name = g_strdup(fd->name);
			}
		bookmark_list_add(bookmarks, name, fd->path);
		g_free(name);
		}

	filelist_free(list);
}

static void bar_sort_mode_sync(SortData *sd, SortModeType mode)
{
	gboolean folder_mode;

	if (sd->mode == mode) return;
	sd->mode = mode;

	folder_mode = (sd->mode == BAR_SORT_MODE_FOLDER);

	bookmark_list_set_no_defaults(sd->bookmarks, !folder_mode);
	bookmark_list_set_editable(sd->bookmarks, folder_mode);
	bookmark_list_set_only_directories(sd->bookmarks, folder_mode);

	if (folder_mode)
		{
		gtk_widget_hide(sd->collection_group);
		gtk_widget_show(sd->folder_group);
		bookmark_list_set_key(sd->bookmarks, SORT_KEY_FOLDERS);
		}
	else
		{
		gtk_widget_hide(sd->folder_group);
		gtk_widget_show(sd->collection_group);
		bar_sort_collection_list_build(sd->bookmarks);
		}

	bar_sort_add_close(sd);

	bar_sort_undo_set(sd, nullptr, nullptr);
}

static void bar_sort_mode_cb(GtkWidget *combo, gpointer data)
{
	auto sd = static_cast<SortData *>(data);

	if (gtk_combo_box_get_active(GTK_COMBO_BOX(combo)) == BAR_SORT_MODE_FOLDER)
		{
		bar_sort_mode_sync(sd, BAR_SORT_MODE_FOLDER);
		}
	else
		{
		bar_sort_mode_sync(sd, BAR_SORT_MODE_COLLECTION);
		}
}

/* this takes control of src_list */
static void bar_sort_undo_set(SortData *sd, GList *src_list, const gchar *dest)
{
	g_list_free_full(sd->undo_src_list, g_free);
	sd->undo_src_list = filelist_to_path_list(src_list);

	if (src_list)
		{
		/* we should create the undo_dest_list to use it later... */
		g_list_free_full(sd->undo_dest_list, g_free);
		sd->undo_dest_list=nullptr;

		GList *work = sd->undo_src_list;
		while(work)
			{
			gchar *filename = g_strdup(filename_from_path(static_cast<const gchar *>(work->data)));
			gchar *dest_path = g_build_filename(g_strdup(dest), filename, NULL);
			sd->undo_dest_list = g_list_prepend(sd->undo_dest_list, g_strdup(dest_path));
			work = work->next;
			}
		sd->undo_dest_list = g_list_reverse(sd->undo_dest_list);
		}

	sd->undo_action = sd->action;

	if (sd->undo_button)
		{
		gtk_widget_set_sensitive(sd->undo_button,
					((sd->undo_src_list ) && sd->undo_dest_list));
		}
}

static void bar_sort_undo_folder(SortData *sd, GtkWidget *button)
{
	gchar *origin;

	if (!sd->undo_src_list || !sd->undo_dest_list) return;

	switch (sd->undo_action)
		{
		case BAR_SORT_MOVE:
			{
			GList *list;
			gchar *src_dir;
			gchar *src_path;

			if (sd->undo_src_list)
				{
				GList *work = nullptr;

				src_path = g_strdup(static_cast<const gchar *>(sd->undo_src_list->data));
				src_dir = remove_level_from_path(src_path);
				list = sd->undo_dest_list;
				while (list)
					{
					work = g_list_prepend(work, file_data_new_group(static_cast<const gchar *>(list->data)));
					list=list->next;
					}
				file_util_move_simple(work, src_dir, sd->lw->window);
				g_free(src_dir);
				g_free(src_path);
				}
			}
			break;

		case BAR_SORT_COPY:
		case BAR_SORT_FILTER:
			if (sd->undo_src_list)
				{
				GList *delete_list;
				GList *work = nullptr;

				delete_list = sd->undo_dest_list;
				while (delete_list)
					{
					work = g_list_append(work, file_data_new_group(static_cast<const gchar *>(delete_list->data)));
					delete_list = delete_list->next;
					}
				options->file_ops.safe_delete_enable = TRUE;
				file_util_delete(nullptr, work, button);
				}
			break;

		default:
			break;
		}

	layout_refresh(sd->lw);
	origin = static_cast<gchar *>((sd->undo_src_list)->data);

	if (isfile(origin))
		{
		layout_image_set_fd(sd->lw, file_data_new_group(origin));
		}

	bar_sort_undo_set(sd, nullptr, nullptr);
}

static void bar_sort_undo_collection(SortData *sd)
{
	GList *work;

	work = sd->undo_src_list;
	while (work)
		{
		gchar *source;
		source = static_cast<gchar *>(work->data);
		work = work->next;
		collect_manager_remove(file_data_new_group(source), sd->undo_collection);
		}

	bar_sort_undo_set(sd, nullptr,  nullptr);
}

static void bar_sort_undo_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);

	if (sd->mode == BAR_SORT_MODE_FOLDER)
		{
		bar_sort_undo_folder(sd, button);
		}
	else
		{
		bar_sort_undo_collection(sd);
		}
}

static void bar_sort_bookmark_select_folder(SortData *sd, FileData *, const gchar *path)
{
	GList *orig_list;
	GList *action_list;
	GList *undo_src_list;

	if (!isdir(path)) return;

	orig_list = layout_selection_list(sd->lw);
	action_list = orig_list;
	undo_src_list = orig_list;
	orig_list = nullptr;

	bar_sort_undo_set(sd, undo_src_list, path);

	switch (sd->action)
		{
		case BAR_SORT_COPY:
			file_util_copy_simple(action_list, path, sd->lw->window);
			action_list = nullptr;
			layout_image_next(sd->lw);
			break;

		case BAR_SORT_MOVE:
			file_util_move_simple(action_list, path, sd->lw->window);
			action_list = nullptr;
			break;

		case BAR_SORT_FILTER:
			file_util_start_filter_from_filelist(sd->filter_key, action_list, path, sd->lw->window);
			layout_image_next(sd->lw);
			break;

		default:
			break;
		}
}

static void bar_sort_bookmark_select_collection(SortData *sd, FileData *source, const gchar *path)
{
	GList *list = nullptr;

	switch (sd->selection)
		{
		case BAR_SORT_SELECTION_IMAGE:
			list = g_list_append(nullptr, file_data_ref(source));
			break;
		case BAR_SORT_SELECTION_SELECTED:
			list = layout_selection_list(sd->lw);
			break;
		default:
			break;
		}

	if (!list)
		{
		bar_sort_undo_set(sd, nullptr, nullptr);
		return;
		}

	bar_sort_undo_set(sd, list, path);
	sd->undo_collection = g_strdup(path);

	while (list)
		{
		FileData *image_fd;

		image_fd = static_cast<FileData *>(list->data);
		list = list->next;
		collect_manager_add(image_fd, path);
		}
}

static void bar_sort_bookmark_select(const gchar *path, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	FileData *source;

	source = layout_image_get_fd(sd->lw);
	if (!path || !source) return;

	if (sd->mode == BAR_SORT_MODE_FOLDER)
		{
		bar_sort_bookmark_select_folder(sd, source, path);
		}
	else
		{
		bar_sort_bookmark_select_collection(sd, source, path);
		}
}

static void bar_sort_set_action(SortData *sd, SortActionType action, const gchar *filter_key)
{
	sd->action = action;
	if (action == BAR_SORT_FILTER)
		{
		if (!filter_key) filter_key = "";
		sd->filter_key = g_strdup(filter_key);
		}
	else
		{
		sd->filter_key = nullptr;
		}
}

static void bar_sort_set_copy_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) return;
	bar_sort_set_action(sd, BAR_SORT_COPY, nullptr);
}

static void bar_sort_set_move_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) return;
	bar_sort_set_action(sd, BAR_SORT_MOVE, nullptr);
}

static void bar_sort_set_filter_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	const gchar *key;

	if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) return;
	key = static_cast<const gchar *>(g_object_get_data(G_OBJECT(button), "filter_key"));
	bar_sort_set_action(sd, BAR_SORT_FILTER, key);
}

static void bar_filter_help_cb(GenericDialog *, gpointer)
{
	help_window_show("GuidePluginsConfig.html#Geeqieextensions");
}

static void bar_filter_help_dialog()
{
	GenericDialog *gd;

	gd = generic_dialog_new(_("Sort Manager Operations"),
				"sort_manager_operations", nullptr, TRUE, nullptr, nullptr);
	generic_dialog_add_message(gd, GQ_ICON_DIALOG_INFO,
				_("Sort Manager Operations"), _("Additional operations utilising plugins\nmay be included by setting:\n\nX-Geeqie-Filter=true\n\nin the plugin file."), TRUE);
	generic_dialog_add_button(gd, GQ_ICON_HELP, _("Help"), bar_filter_help_cb, TRUE);
	generic_dialog_add_button(gd, GQ_ICON_OK, "OK", nullptr, TRUE);

	gtk_widget_show(gd->dialog);
}

static gboolean bar_filter_message_cb(GtkWidget *, GdkEventButton *event, gpointer)
{
	if (event->button != MOUSE_BUTTON_RIGHT) return FALSE;

	bar_filter_help_dialog();

	return TRUE;
}

static void bar_sort_help_cb(gpointer)
{
	bar_filter_help_dialog();
}

static void bar_sort_set_selection(SortData *sd, SortSelectionType selection)
{
	sd->selection = selection;
}

static void bar_sort_set_selection_image_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) return;
	bar_sort_set_selection(sd, BAR_SORT_SELECTION_IMAGE);
}

static void bar_sort_set_selection_selected_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	if (!gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button))) return;
	bar_sort_set_selection(sd, BAR_SORT_SELECTION_SELECTED);
}

static void bar_sort_add_close(SortData *sd)
{
	if (sd->dialog) file_dialog_close(sd->dialog);
	sd->dialog_name_entry = nullptr;
	sd->dialog = nullptr;
}

static void bar_sort_add_ok_cb(FileDialog *fd, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	const gchar *name = gq_gtk_entry_get_text(GTK_ENTRY(sd->dialog_name_entry));
	gboolean empty_name = (name[0] == '\0');

	name = gq_gtk_entry_get_text(GTK_ENTRY(sd->dialog_name_entry));
	if (sd->mode == BAR_SORT_MODE_FOLDER)
		{
		if (empty_name)
			{
			name = filename_from_path(fd->dest_path);
			}

		bookmark_list_add(sd->bookmarks, name, fd->dest_path);
		}
	else
		{
		gchar *path;
		gboolean has_extension;
		auto filename = const_cast<gchar *>(name);

		if (empty_name) return;

		has_extension = file_extension_match(name, GQ_COLLECTION_EXT);
		if (!has_extension)
			{
			filename = g_strconcat(name, GQ_COLLECTION_EXT, NULL);
			}

		path = g_build_filename(get_collections_dir(), filename, NULL);
		if (isfile(path))
			{
			gchar *text = g_strdup_printf(_("The collection:\n%s\nalready exists."), filename);
			file_util_warning_dialog(_("Collection exists"), text, GQ_ICON_DIALOG_INFO, nullptr);
			g_free(text);
			}
		else
			{
			CollectionData *cd;

			cd = collection_new(path);
			if (collection_save(cd, path))
				{
				bar_sort_collection_list_build(sd->bookmarks);
				}
			else
				{
				gchar *text = g_strdup_printf(_("Failed to save the collection:\n%s"), path);
				file_util_warning_dialog(_("Save Failed"), text,
							 GQ_ICON_DIALOG_ERROR, GENERIC_DIALOG(fd)->dialog);
				g_free(text);
				}
			collection_unref(cd);
			}

		if (!has_extension) g_free(filename);
		g_free(path);
		}

	bar_sort_add_close(sd);
}

static void bar_sort_add_cancel_cb(FileDialog *, gpointer data)
{
	auto sd = static_cast<SortData *>(data);

	bar_sort_add_close(sd);
}

static void bar_sort_add_cb(GtkWidget *button, gpointer data)
{
	auto sd = static_cast<SortData *>(data);
	GtkWidget *hbox;
	const gchar *title;

	if (sd->dialog)
		{
		gtk_window_present(GTK_WINDOW(GENERIC_DIALOG(sd->dialog)->dialog));
		return;
		}

	if (sd->mode == BAR_SORT_MODE_FOLDER)
		{
		title = _("Add Bookmark");
		}
	else
		{
		title = _("Add Collection");
		}

	sd->dialog = file_util_file_dlg(title,
				       "add_bookmark", button,
				       bar_sort_add_cancel_cb, sd);
	file_dialog_add_button(sd->dialog, GQ_ICON_OK, "OK", bar_sort_add_ok_cb, TRUE);

	generic_dialog_add_message(GENERIC_DIALOG(sd->dialog), nullptr, title, nullptr, FALSE);

	if (sd->mode == BAR_SORT_MODE_FOLDER)
		{
		file_dialog_add_path_widgets(sd->dialog, nullptr, nullptr, "add_bookmark", nullptr, nullptr);
		}

	hbox = pref_box_new(GENERIC_DIALOG(sd->dialog)->vbox, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_GAP);

	pref_label_new(hbox, _("Name:"));

	sd->dialog_name_entry = gtk_entry_new();
	gq_gtk_box_pack_start(GTK_BOX(hbox), sd->dialog_name_entry, TRUE, TRUE, 0);
	generic_dialog_attach_default(GENERIC_DIALOG(sd->dialog), sd->dialog_name_entry);
	gtk_widget_show(sd->dialog_name_entry);

	if (sd->mode == BAR_SORT_MODE_COLLECTION)
		{
		gtk_widget_grab_focus(sd->dialog_name_entry);
		}

	gtk_widget_show(GENERIC_DIALOG(sd->dialog)->dialog);
}

void bar_sort_close(GtkWidget *bar)
{
	SortData *sd;

	sd = static_cast<SortData *>(g_object_get_data(G_OBJECT(bar), "bar_sort_data"));
	if (!sd) return;

	gq_gtk_widget_destroy(sd->vbox);
}

static void bar_sort_destroy(GtkWidget *, gpointer data)
{
	auto sd = static_cast<SortData *>(data);

	bar_sort_add_close(sd);

	g_free(sd->filter_key);
	g_list_free_full(sd->undo_src_list, g_free);
	g_list_free_full(sd->undo_dest_list, g_free);
	g_free(sd->undo_collection);
	g_free(sd);
}

static void bar_sort_edit_button_free(gpointer data)
{
	g_free(data);
}

static GtkWidget *bar_sort_new(LayoutWindow *lw, SortActionType action,
			       SortModeType mode, SortSelectionType selection,
			       const gchar *filter_key)
{
	SortData *sd;
	GtkWidget *buttongrp;
	GtkWidget *label;
	GtkWidget *tbar;
	GtkWidget *combo;
	GList *editors_list;
	GList *work;
	gboolean have_filter;
	GtkWidget *button;

	if (!lw) return nullptr;

	sd = g_new0(SortData, 1);

	sd->lw = lw;

	sd->action = action;

	if (sd->action == BAR_SORT_FILTER && (!filter_key || !filter_key[0]))
		{
		sd->action = BAR_SORT_COPY;
		}

	sd->selection = selection;
	sd->undo_src_list = nullptr;
	sd->undo_dest_list = nullptr;
	sd->undo_collection = nullptr;

	sd->vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, PREF_PAD_GAP);
	DEBUG_NAME(sd->vbox);
	g_object_set_data(G_OBJECT(sd->vbox), "bar_sort_data", sd);
	g_signal_connect(G_OBJECT(sd->vbox), "destroy",
			 G_CALLBACK(bar_sort_destroy), sd);

	label = gtk_label_new(_("Sort Manager"));
	pref_label_bold(label, TRUE, FALSE);
	gq_gtk_box_pack_start(GTK_BOX(sd->vbox), label, FALSE, FALSE, 0);
	gtk_widget_show(label);

	combo = gtk_combo_box_text_new();
	gq_gtk_box_pack_start(GTK_BOX(sd->vbox), combo, FALSE, FALSE, 0);
	gtk_widget_show(combo);

	gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Folders"));
	gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(combo), _("Collections"));

	g_signal_connect(G_OBJECT(combo), "changed",
			 G_CALLBACK(bar_sort_mode_cb), sd);

	sd->folder_group = pref_box_new(sd->vbox, FALSE, GTK_ORIENTATION_VERTICAL, 0);
	DEBUG_NAME(sd->folder_group);
	gtk_widget_set_tooltip_text(sd->folder_group, _("See the Help file for additional functions"));

	buttongrp = pref_radiobutton_new(sd->folder_group, nullptr,
					 _("Copy"), (sd->action == BAR_SORT_COPY),
					 G_CALLBACK(bar_sort_set_copy_cb), sd);
	g_signal_connect(G_OBJECT(buttongrp), "button_press_event", G_CALLBACK(bar_filter_message_cb), NULL);
	button = pref_radiobutton_new(sd->folder_group, buttongrp,
			     _("Move"), (sd->action == BAR_SORT_MOVE),
			     G_CALLBACK(bar_sort_set_move_cb), sd);
	g_signal_connect(G_OBJECT(button), "button_press_event", G_CALLBACK(bar_filter_message_cb), NULL);


	have_filter = FALSE;
	editors_list = editor_list_get();
	work = editors_list;
	while (work)
		{
		GtkWidget *button;
		auto editor = static_cast<EditorDescription *>(work->data);
		gchar *key;
		gboolean select = FALSE;

		work = work->next;

		if (!editor_is_filter(editor->key)) continue;

		key = g_strdup(editor->key);
		if (sd->action == BAR_SORT_FILTER && strcmp(key, filter_key) == 0)
			{
			bar_sort_set_action(sd, sd->action, key);
			select = TRUE;
			have_filter = TRUE;
			}

		button = pref_radiobutton_new(sd->folder_group, buttongrp,
					      editor->name, select,
					      G_CALLBACK(bar_sort_set_filter_cb), sd);
		g_signal_connect(G_OBJECT(button), "button_press_event", G_CALLBACK(bar_filter_message_cb), NULL);

		g_object_set_data_full(G_OBJECT(button), "filter_key", key, bar_sort_edit_button_free);
		}
	g_list_free(editors_list);

	if (sd->action == BAR_SORT_FILTER && !have_filter) sd->action = BAR_SORT_COPY;

	sd->collection_group = pref_box_new(sd->vbox, FALSE, GTK_ORIENTATION_VERTICAL, 0);

	buttongrp = pref_radiobutton_new(sd->collection_group, nullptr,
					 _("Add image"), (sd->selection == BAR_SORT_SELECTION_IMAGE),
					 G_CALLBACK(bar_sort_set_selection_image_cb), sd);
	pref_radiobutton_new(sd->collection_group, buttongrp,
			     _("Add selection"), (sd->selection == BAR_SORT_SELECTION_SELECTED),
			     G_CALLBACK(bar_sort_set_selection_selected_cb), sd);

	sd->bookmarks = bookmark_list_new(SORT_KEY_FOLDERS, bar_sort_bookmark_select, sd);
	DEBUG_NAME(sd->bookmarks);
	gq_gtk_box_pack_start(GTK_BOX(sd->vbox), sd->bookmarks, TRUE, TRUE, 0);
	gtk_widget_show(sd->bookmarks);

	tbar = pref_toolbar_new(sd->vbox);
	DEBUG_NAME(tbar);

	sd->add_button = pref_toolbar_button(tbar, GQ_ICON_ADD, _("Add"), FALSE,
					     _("Add Bookmark"),
					     G_CALLBACK(bar_sort_add_cb), sd);
	sd->undo_button = pref_toolbar_button(tbar, GQ_ICON_UNDO, _("Undo"), FALSE,
					      _("Undo last image"),
					      G_CALLBACK(bar_sort_undo_cb), sd);
	sd->help_button = pref_toolbar_button(tbar, GQ_ICON_HELP, _("Help"), FALSE,
					      _("Functions additional to Copy and Move"),
					      G_CALLBACK(bar_sort_help_cb), sd);

	sd->mode = static_cast<SortModeType>(-1);
	bar_sort_mode_sync(sd, mode);
	gtk_combo_box_set_active(GTK_COMBO_BOX(combo), static_cast<gint>(sd->mode));

	return sd->vbox;
}

GtkWidget *bar_sort_new_from_config(LayoutWindow *lw, const gchar **, const gchar **)
{
	GtkWidget *bar;

	bar = bar_sort_new(lw, lw->options.action, lw->options.mode, lw->options.selection, lw->options.filter_key);

	if (lw->bar_sort_enabled) gtk_widget_show(bar);
	return bar;
}

/**
 * @brief Sets the bar_sort_enabled flag
 * @param lw
 * @param attribute_names
 * @param attribute_values
 *
 * Called from rcfile when processing geeqierc.xml on start-up.
 * It is necessary to set the bar_sort_enabled flag because
 * the sort manager and desktop files are set up in the idle loop, and
 * setup is not yet completed during initialisation.
 * The flag is checked in layout_editors_reload_idle_cb.
 */
void bar_sort_cold_start(LayoutWindow *lw, const gchar **attribute_names, const gchar **attribute_values)
{
	gboolean enabled = TRUE;
	gint action = BAR_SORT_COPY;
	gint mode = BAR_SORT_MODE_FOLDER;
	gint selection = BAR_SORT_SELECTION_IMAGE;
	gchar *filter_key = nullptr;

	while (attribute_names && *attribute_names)
		{
		const gchar *option = *attribute_names++;
		const gchar *value = *attribute_values++;

		if (READ_BOOL_FULL("enabled", enabled)) continue;
		if (READ_INT_CLAMP_FULL("action", action, 0, BAR_SORT_ACTION_COUNT - 1)) continue;
		if (READ_INT_CLAMP_FULL("mode", mode, 0, BAR_SORT_MODE_COUNT - 1)) continue;
		if (READ_INT_CLAMP_FULL("selection", selection, 0, BAR_SORT_SELECTION_COUNT - 1)) continue;
		if (READ_CHAR_FULL("filter_key", filter_key)) continue;

		log_printf("unknown attribute %s = %s\n", option, value);
		}

	lw->options.action = static_cast<SortActionType>(action);
	lw->options.mode = static_cast<SortModeType>(mode);
	lw->options.selection = static_cast<SortSelectionType>(selection);
	lw->options.filter_key = g_strdup(filter_key);
	lw->bar_sort_enabled = enabled;

	g_free(filter_key);
}

GtkWidget *bar_sort_new_default(LayoutWindow *lw)
{
	return bar_sort_new_from_config(lw, nullptr, nullptr);
}

void bar_sort_write_config(GtkWidget *bar, GString *outstr, gint indent)
{
	SortData *sd;

	if (!bar) return;
	sd = static_cast<SortData *>(g_object_get_data(G_OBJECT(bar), "bar_sort_data"));
	if (!sd) return;

	WRITE_NL(); WRITE_STRING("<bar_sort ");
	write_bool_option(outstr, indent, "enabled", gtk_widget_get_visible(bar));
	WRITE_INT(*sd, mode);
	WRITE_INT(*sd, action);
	WRITE_INT(*sd, selection);
	WRITE_CHAR(*sd, filter_key);
	WRITE_STRING("/>");
}


/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
