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/*
* vala-panel-appmenu
* Copyright (C) 2018 Konstantin Pugin <ria.freelander@gmail.com>
* Copyright (C) 2013-2018 Allison Lortie <desrt@desrt.ca>
*
* 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 3 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 Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "debug.h"
#include <gio/gio.h>
#include <stdbool.h>
/* Markup printing {{{1 */
/* This used to be part of GLib, but it was removed before the stable
* release because it wasn't generally useful. We want it here, though.
*/
G_GNUC_INTERNAL void g_menu_markup_print_to_console(GMenuModel *menu)
{
GString *str = g_string_new(NULL);
g_menu_markup_print_string(str, menu, 4, 4);
char *cstr = g_string_free(str, false);
g_print("%s\n", cstr);
}
G_GNUC_INTERNAL void dbus_menu_print_variant(GVariant *var)
{
g_autofree char *pr = g_variant_print(var, true);
g_print("%s\n", pr);
}
static void indent_string(GString *string, gint indent)
{
while (indent--)
g_string_append_c(string, ' ');
}
G_GNUC_INTERNAL GString *g_menu_markup_print_string(GString *string, GMenuModel *model, gint indent,
gint tabstop)
{
gboolean need_nl = false;
gint i, n;
if
G_UNLIKELY(string == NULL)
string = g_string_new(NULL);
n = g_menu_model_get_n_items(model);
for (i = 0; i < n; i++)
{
GMenuAttributeIter *attr_iter;
GMenuLinkIter *link_iter;
GString *contents;
GString *attrs;
attr_iter = g_menu_model_iterate_item_attributes(model, i);
link_iter = g_menu_model_iterate_item_links(model, i);
contents = g_string_new(NULL);
attrs = g_string_new(NULL);
while (g_menu_attribute_iter_next(attr_iter))
{
const char *name = g_menu_attribute_iter_get_name(attr_iter);
GVariant *value = g_menu_attribute_iter_get_value(attr_iter);
if (g_variant_is_of_type(value, G_VARIANT_TYPE_STRING))
{
char *str;
str = g_markup_printf_escaped(" %s='%s'",
name,
g_variant_get_string(value, NULL));
g_string_append(attrs, str);
g_free(str);
}
else
{
char *printed;
char *str;
const char *type;
printed = g_variant_print(value, true);
type = g_variant_type_peek_string(g_variant_get_type(value));
str = g_markup_printf_escaped(
"<attribute name='%s' type='%s'>%s</attribute>\n",
name,
type,
printed);
indent_string(contents, indent + tabstop);
g_string_append(contents, str);
g_free(printed);
g_free(str);
}
g_variant_unref(value);
}
g_object_unref(attr_iter);
while (g_menu_link_iter_next(link_iter))
{
const char *name = g_menu_link_iter_get_name(link_iter);
GMenuModel *menu = g_menu_link_iter_get_value(link_iter);
char *str;
if (contents->str[0])
g_string_append_c(contents, '\n');
str = g_markup_printf_escaped("<link name='%s'>\n", name);
indent_string(contents, indent + tabstop);
g_string_append(contents, str);
g_free(str);
g_menu_markup_print_string(contents, menu, indent + 2 * tabstop, tabstop);
indent_string(contents, indent + tabstop);
g_string_append(contents, "</link>\n");
g_object_unref(menu);
}
g_object_unref(link_iter);
if (contents->str[0])
{
indent_string(string, indent);
g_string_append_printf(string, "<item%s>\n", attrs->str);
g_string_append(string, contents->str);
indent_string(string, indent);
g_string_append(string, "</item>\n");
need_nl = true;
}
else
{
if (need_nl)
g_string_append_c(string, '\n');
indent_string(string, indent);
g_string_append_printf(string, "<item%s/>\n", attrs->str);
need_nl = false;
}
g_string_free(contents, true);
g_string_free(attrs, true);
}
return string;
}
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