ukui-paste/main.cpp

/*
 * Copyright (C) 2019 Tianjin KYLIN Information Technology Co., Ltd.
 *
 * 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 3, 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, see <http://www.gnu.org/licenses/&gt;.
 *
 */

#include <QApplication>
#include <QGuiApplication>
#include <SingleApplication>
#include <QTranslator>
#include <QLocale>

#include "mainwindow.h"

#ifdef Q_OS_LINUX

static int getScreenWidth(void) {
	Display *display;
	Screen *screen;
	int width = 0;

	display = XOpenDisplay(NULL);
	if (!display)
		return 0;

	screen = DefaultScreenOfDisplay(display);
	if (!screen)
		goto out;

	width = screen->width;
out:
	XCloseDisplay(display);

	return width;
}

#endif

void LoadTranlateFile(SingleApplication *app) {
	QTranslator *translator = new QTranslator;

	QLocale locale = QLocale::system();
	if (locale.language() == QLocale::Chinese) {
		if (!translator->load(QString(QM_FILES_INSTALL_PATH)+"/Pastes_zh_CN.qm"))
			translator->load("Pastes_zh_CN.qm");
		app->installTranslator(translator);
	}
}

int main(int argc, char *argv[]) {
#ifdef Q_OS_LINUX
	if (getScreenWidth() > 2560) {
		QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
		QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
	}
#endif
	QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
	QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);

	SingleApplication a(argc, argv);
	LoadTranlateFile(&a);

	MainWindow w;
	QObject::connect(&a, &SingleApplication::instanceStarted, [&w](void) {
		w.hide();
	});

	a.setQuitOnLastWindowClosed(false);
	return a.exec();
}