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https://github.com/RGBCube/serenity
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a027ccad75
This renames the current implementation of current_time_zone to system_time_zone to more clearly indicate what it is. Then reimplements current_time_zone to return whatever was set up by tzset, falling back to UTC if something went awry, for convenience.
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/*
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* Copyright (c) 2022, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ClockSettingsWidget.h"
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#include <Applications/ClockSettings/ClockSettingsWidgetGML.h>
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#include <LibGUI/ComboBox.h>
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#include <LibGUI/ItemListModel.h>
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#include <LibGUI/Label.h>
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#include <LibTimeZone/TimeZone.h>
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#include <spawn.h>
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#include <unistd.h>
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using StringViewListModel = GUI::ItemListModel<StringView, Span<StringView const>>;
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ClockSettingsWidget::ClockSettingsWidget()
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{
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load_from_gml(clock_settings_widget_gml);
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static auto time_zones = TimeZone::all_time_zones();
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m_time_zone = TimeZone::system_time_zone();
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m_time_zone_combo_box = *find_descendant_of_type_named<GUI::ComboBox>("time_zone_input");
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m_time_zone_combo_box->set_only_allow_values_from_model(true);
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m_time_zone_combo_box->set_model(*StringViewListModel::create(time_zones));
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m_time_zone_combo_box->set_text(m_time_zone);
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}
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void ClockSettingsWidget::reset_default_values()
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{
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m_time_zone = "UTC"sv;
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m_time_zone_combo_box->set_text(m_time_zone);
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set_time_zone();
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}
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void ClockSettingsWidget::apply_settings()
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{
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m_time_zone = m_time_zone_combo_box->text();
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set_time_zone();
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}
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void ClockSettingsWidget::set_time_zone() const
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{
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pid_t child_pid = 0;
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char const* argv[] = { "/bin/timezone", m_time_zone.characters(), nullptr };
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if ((errno = posix_spawn(&child_pid, "/bin/timezone", nullptr, nullptr, const_cast<char**>(argv), environ))) {
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perror("posix_spawn");
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exit(1);
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}
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}
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