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50 | |
51 | #include <QApplication> |
52 | #include <QCommandLineParser> |
53 | #include <QScreen> |
54 | |
55 | #include "mainwindow.h" |
56 | |
57 | //! [45] |
58 | int main(int argc, char *argv[]) |
59 | { |
60 | QApplication app(argc, argv); |
61 | QCoreApplication::setApplicationName(MainWindow::tr(s: "Icons" )); |
62 | QCoreApplication::setApplicationVersion(QT_VERSION_STR); |
63 | QCommandLineParser commandLineParser; |
64 | commandLineParser.setSingleDashWordOptionMode(QCommandLineParser::ParseAsLongOptions); |
65 | commandLineParser.addHelpOption(); |
66 | commandLineParser.addVersionOption(); |
67 | QCommandLineOption noHighDpiPixmapOption("no-highdpi-pixmaps" , |
68 | "Disable High DPI image loading (Qt::AA_UseHighDpiPixmaps)" ); |
69 | commandLineParser.addOption(commandLineOption: noHighDpiPixmapOption); |
70 | commandLineParser.addPositionalArgument(name: MainWindow::tr(s: "[file]" ), description: MainWindow::tr(s: "Icon file(s) to open." )); |
71 | commandLineParser.process(arguments: QCoreApplication::arguments()); |
72 | |
73 | if (!commandLineParser.isSet(option: noHighDpiPixmapOption)) |
74 | QCoreApplication::setAttribute(attribute: Qt::AA_UseHighDpiPixmaps); |
75 | |
76 | MainWindow mainWin; |
77 | if (!commandLineParser.positionalArguments().isEmpty()) |
78 | mainWin.loadImages(fileNames: commandLineParser.positionalArguments()); |
79 | |
80 | const QRect availableGeometry = mainWin.screen()->availableGeometry(); |
81 | mainWin.resize(w: availableGeometry.width() / 2, h: availableGeometry.height() * 2 / 3); |
82 | mainWin.move(ax: (availableGeometry.width() - mainWin.width()) / 2, ay: (availableGeometry.height() - mainWin.height()) / 2); |
83 | |
84 | mainWin.show(); |
85 | return app.exec(); |
86 | } |
87 | //! [45] |
88 | |