146 lines
4.6 KiB
C++
146 lines
4.6 KiB
C++
/*
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* Copyright (C) 2018 Tianjin KYLIN Information Technology Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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**/
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#include "screensaver.h"
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#include <QApplication>
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#include <QTranslator>
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#include <QWindow>
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#include <QDebug>
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#include <QLabel>
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#include <QX11Info>
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#include <QtX11Extras>
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#include <QVariant>
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#include <QCommandLineParser>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <sys/prctl.h>
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#include <signal.h>
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#include <syslog.h>
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#include "config.h"
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#define WORKING_DIRECTORY "/usr/share/ukui-screensaver"
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bool bControlFlg = false;//是否控制面板窗口
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int main(int argc, char *argv[])
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{
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#if(QT_VERSION>=QT_VERSION_CHECK(5,6,0))
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QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
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QCoreApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
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#endif
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QApplication a(argc, argv);
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prctl(PR_SET_PDEATHSIG, SIGHUP);
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//加载翻译文件
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QString locale = QLocale::system().name();
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QTranslator translator;
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QString qmFile = QString(WORKING_DIRECTORY"/i18n_qm/%1.qm").arg(locale);
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translator.load(qmFile);
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a.installTranslator(&translator);
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qDebug() << "load translation file " << qmFile;
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QCommandLineParser parser;
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QString windowId;
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Screensaver s(false);
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XWindowAttributes xwa;
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parser.setApplicationDescription("Test helper");
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parser.addHelpOption();
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parser.addVersionOption();
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parser.addPositionalArgument("source", QCoreApplication::translate("main", "Screensaver for ukui-screensaver"));
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parser.setSingleDashWordOptionMode(QCommandLineParser::ParseAsLongOptions);
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parser.addOptions({
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{{"r", "root"},
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QCoreApplication::translate("main", "show on root window")},
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{{"w", "window-id"},
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QCoreApplication::translate("main", "show on window."),
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QCoreApplication::translate("main", "window id")},
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});
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parser.process(a);
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bool onWindow = parser.isSet("window-id");
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bool onRoot = parser.isSet("root");
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double scale = 1;
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QScreen *screen = QApplication::primaryScreen();
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scale = screen->devicePixelRatio();
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if(onWindow){
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windowId = parser.value("window-id");
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WId wid = windowId.toULong();
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/*获取窗口属性失败时程序退出，这是为了避免应用调用屏保的一瞬间崩溃，导致
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屏保获取到一个不存在的winid，从而产生一个屏保窗口*/
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if(!XGetWindowAttributes (QX11Info::display(), wid, &xwa))
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{
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qDebug()<<"XGetWindowAttributes failed";
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exit(0);
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}
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QWindow* window = QWindow::fromWinId(wid);
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s.setProperty("_q_embedded_native_parent_handle",QVariant(wid));
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/*设置焦点穿透*/
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s.setWindowFlag(Qt::WindowTransparentForInput, true);
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s.winId();
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s.windowHandle()->setParent(window);
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#ifndef USE_INTEL
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XClassHint ch;
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ch.res_name = NULL;
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ch.res_class = NULL;
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XGetClassHint (QX11Info::display(), wid, &ch);
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if(ch.res_name && strcmp(ch.res_name,"ukui-control-center")==0){
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bControlFlg = true;
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s.addClickedEvent();
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}
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#endif
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//获取屏保所在屏幕对应的缩放比例。
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for(auto screen : QGuiApplication::screens())
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{
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QPoint pos(xwa.x,xwa.y);
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if(screen->geometry().contains(pos)){
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scale = screen->devicePixelRatio();
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}
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}
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s.resize(xwa.width/scale + 1,xwa.height/scale + 1);
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s.move(0,0);
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s.show();
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}
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else if(onRoot){
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bControlFlg = false;
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WId wid = QX11Info::appRootWindow();
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QWindow* window = QWindow::fromWinId(wid);
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window->setProperty("_q_embedded_native_parent_handle",QVariant(wid));
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s.winId();
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s.windowHandle()->setParent(window);
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XGetWindowAttributes (QX11Info::display(), wid, &xwa);
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qDebug()<<"xwa.width = "<<xwa.width<<"xwa.height = "<<xwa.height;
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s.resize(xwa.width/scale + 1,xwa.height/scale + 1);
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s.move(0,0);
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s.show();
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}
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else{
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s.resize(1366,768);
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s.show();
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}
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return a.exec();
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}
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