69d4ecd6ef
Modules: - Core - Gui - Widgets - Open(Widgets) - PrintSupport - Sql - Network - Concurrent - Testlib Pick-to: 6.5 Change-Id: I63e58c01bec4bd162486020f0085227fdaa83b18 Reviewed-by: Ahmad Samir <a.samirh78@gmail.com> Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de> Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
61 lines
1.2 KiB
C++
61 lines
1.2 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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//! [0]
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QCoreApplication* createApplication(int &argc, char *argv[])
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{
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for (int i = 1; i < argc; ++i) {
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if (!qstrcmp(argv[i], "-no-gui"))
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return new QCoreApplication(argc, argv);
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}
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return new QApplication(argc, argv);
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}
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int main(int argc, char* argv[])
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{
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QScopedPointer<QCoreApplication> app(createApplication(argc, argv));
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if (qobject_cast<QApplication *>(app.data())) {
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// start GUI version...
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} else {
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// start non-GUI version...
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}
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return app->exec();
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}
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//! [0]
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//! [1]
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QApplication::setStyle(QStyleFactory::create("Fusion"));
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//! [1]
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//! [4]
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void showAllHiddenTopLevelWidgets()
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{
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const QWidgetList topLevelWidgets = QApplication::topLevelWidgets();
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for (QWidget *widget : topLevelWidgets) {
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if (widget->isHidden())
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widget->show();
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}
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}
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//! [4]
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//! [5]
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void updateAllWidgets()
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{
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const QWidgetList allWidgets = QApplication::allWidgets();
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for (QWidget *widget : allWidgets)
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widget->update();
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}
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//! [5]
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//! [7]
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if ((startPos - currentPos).manhattanLength() >=
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QApplication::startDragDistance())
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startTheDrag();
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//! [7]
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