diff options
Diffstat (limited to 'src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp')
| -rw-r--r-- | src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp | 134 |
1 files changed, 2 insertions, 132 deletions
diff --git a/src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp b/src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp index fafffc3d08..9455cacf1c 100644 --- a/src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp +++ b/src/gui/doc/snippets/code/src_gui_kernel_qapplication.cpp @@ -1,52 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include <QApplication> #include <QStyleFactory> #include <QWidget> @@ -66,70 +19,6 @@ struct MyWidget int manhattanLength() { return 0; } }; - -//! [0] -QCoreApplication *createApplication(int &argc, char *argv[]) -{ - for (int i = 1; i < argc; ++i) - if (!qstrcmp(argv[i], "-no-gui")) - return new QCoreApplication(argc, argv); - return new QApplication(argc, argv); -} - -int main(int argc, char *argv[]) -{ - QScopedPointer<QCoreApplication> app(createApplication(argc, argv)); - - if (qobject_cast<QApplication *>(app.data())) { - // start GUI version... - } else { - // start non-GUI version... - } - - return app->exec(); -} -//! [0] - - -void wrapper0() { - -//! [1] -QApplication::setStyle(QStyleFactory::create("fusion")); -//! [1] - -} // wrapper0 - - -//! [3] -QSize MyWidget::sizeHint() const -{ - return QSize(80, 25); -} -//! [3] - - -//! [4] -void showAllHiddenTopLevelWidgets() -{ - const auto topLevelWidgets = QApplication::topLevelWidgets(); - for (QWidget *widget : topLevelWidgets) { - if (widget->isHidden()) - widget->show(); - } -} -//! [4] - - -//! [5] -void updateAllWidgets() -{ - const auto topLevelWidgets = QApplication::topLevelWidgets(); - for (QWidget *widget : topLevelWidgets) - widget->update(); -} -//! [5] - - void startTheDrag() {}; void wrapper1() { MyWidget startPos; @@ -143,25 +32,6 @@ if ((startPos - currentPos).manhattanLength() >= startTheDrag(); //! [6] - -//! [7] -QWidget *widget = qApp->widgetAt(x, y); -if (widget) - widget = widget->window(); -//! [7] - } // wrapper1 - -void wrapper2() { -QPoint point; - -//! [8] -QWidget *widget = qApp->widgetAt(point); -if (widget) - widget = widget->window(); -//! [8] - - -} // wrapper2 } // src_gui_kernel_qapplication |