tdesktop/Telegram/SourceFiles/settings/settings_scale_widget.cpp

134 lines
4.1 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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 3 of the License, or
(at your option) any later version.
It 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
*/
#include "stdafx.h"
#include "settings/settings_scale_widget.h"
#include "styles/style_settings.h"
#include "lang.h"
#include "localstorage.h"
#include "mainwindow.h"
#include "boxes/confirmbox.h"
#include "application.h"
#include "ui/widgets/discrete_slider.h"
namespace Settings {
namespace {
QString scaleLabel(DBIScale scale) {
switch (scale) {
case dbisOne: return qsl("100%");
case dbisOneAndQuarter: return qsl("125%");
case dbisOneAndHalf: return qsl("150%");
case dbisTwo: return qsl("200%");
}
return QString();
}
} // namespace
ScaleWidget::ScaleWidget(QWidget *parent, UserData *self) : BlockWidget(parent, self, lang(lng_settings_section_scale)) {
createControls();
}
void ScaleWidget::createControls() {
style::margins margin(0, 0, 0, st::settingsSmallSkip);
addChildRow(_auto, margin, lng_settings_scale_auto(lt_cur, scaleLabel(cScreenScale())), SLOT(onAutoChosen()), (cConfigScale() == dbisAuto));
addChildRow(_scale, style::margins(0, 0, 0, 0));
_scale->addSection(scaleLabel(dbisOne));
_scale->addSection(scaleLabel(dbisOneAndQuarter));
_scale->addSection(scaleLabel(dbisOneAndHalf));
_scale->addSection(scaleLabel(dbisTwo));
_scale->setActiveSectionFast(cEvalScale(cConfigScale()) - 1);
_scale->setSectionActivatedCallback([this] { scaleChanged(); });
}
void ScaleWidget::onAutoChosen() {
auto newScale = _auto->checked() ? dbisAuto : cEvalScale(cConfigScale());
if (newScale == cScreenScale()) {
if (newScale != cScale()) {
newScale = cScale();
} else {
switch (newScale) {
case dbisOne: newScale = dbisOneAndQuarter; break;
case dbisOneAndQuarter: newScale = dbisOne; break;
case dbisOneAndHalf: newScale = dbisOneAndQuarter; break;
case dbisTwo: newScale = dbisOneAndHalf; break;
}
}
}
setScale(newScale);
}
void ScaleWidget::setScale(DBIScale newScale) {
if (cConfigScale() == newScale) return;
cSetConfigScale(newScale);
Local::writeSettings();
App::wnd()->getTitle()->updateControlsVisibility();
if (newScale == dbisAuto && !_auto->checked()) {
_auto->setChecked(true);
} else if (newScale != dbisAuto && _auto->checked()) {
_auto->setChecked(false);
}
if (newScale == dbisAuto) newScale = cScreenScale();
if (_scale->activeSection() != newScale - 1) {
_scale->setActiveSection(newScale - 1);
}
if (cEvalScale(cConfigScale()) != cEvalScale(cRealScale())) {
auto box = new ConfirmBox(lang(lng_settings_need_restart), lang(lng_settings_restart_now), st::defaultBoxButton, lang(lng_settings_restart_later));
connect(box, SIGNAL(confirmed()), this, SLOT(onRestartNow()));
Ui::showLayer(box);
}
}
void ScaleWidget::scaleChanged() {
auto newScale = dbisAuto;
switch (_scale->activeSection()) {
case 0: newScale = dbisOne; break;
case 1: newScale = dbisOneAndQuarter; break;
case 2: newScale = dbisOneAndHalf; break;
case 3: newScale = dbisTwo; break;
}
if (newScale == cScreenScale()) {
newScale = dbisAuto;
}
setScale(newScale);
}
void ScaleWidget::onRestartNow() {
#ifndef TDESKTOP_DISABLE_AUTOUPDATE
bool updateReady = (Sandbox::updatingState() == Application::UpdatingReady);
#else
bool updateReady = false;
#endif
if (updateReady) {
cSetRestartingUpdate(true);
} else {
cSetRestarting(true);
cSetRestartingToSettings(true);
}
App::quit();
}
} // namespace Settings