в 14:21, 25 мая 2010

2010-05-25T14:21:06Z

Admin: 1 версия: Импорт контента...

2010-05-25T10:24:43Z

1 версия: Импорт контента...

Новая страница

==Use qDebug to output file name==

<source lang="cpp">
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QApplication>
#include <QPushButton>
#include <QFileInfo>
#include <QDir>
#include <QGroupBox>
#include <QVBoxLayout>
#include <QDebug>
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QFileInfo fileInfo1("~/examples/191697/.");
QFileInfo fileInfo2("~/examples/191697/..");
QFileInfo fileInfo3("~/examples/191697/main.cpp");

QFileInfo fileInfo4(".");
QFileInfo fileInfo5("..");
QFileInfo fileInfo6("main.cpp");
qDebug() << fileInfo1.fileName();
qDebug() << fileInfo2.fileName();
qDebug() << fileInfo3.fileName();
qDebug() << fileInfo4.fileName();
qDebug() << fileInfo5.fileName();
qDebug() << fileInfo6.fileName();
QPushButton* button1 = new QPushButton(fileInfo1.dir().path());
QPushButton* button2 = new QPushButton(fileInfo2.dir().path());
QPushButton* button3 = new QPushButton(fileInfo3.dir().path());
QPushButton* button4 = new QPushButton(fileInfo4.dir().path());
QPushButton* button5 = new QPushButton(fileInfo5.dir().path());
QPushButton* button6 = new QPushButton(fileInfo6.dir().path());
QVBoxLayout* vbox = new QVBoxLayout;
vbox->addWidget(button1);
vbox->addWidget(button2);
vbox->addWidget(button3);
vbox->addWidget(button4);
vbox->addWidget(button5);
vbox->addWidget(button6);
vbox->addStretch(1);
QGroupBox *groupBox = new QGroupBox("QFileInfo::dir() test");
groupBox->setLayout(vbox);
groupBox->show();
return app.exec();
}

</source>

==Using qDebug to output string==

<source lang="cpp">
/*
* Copyright (c) 2006-2007, Johan Thelin
*
* All rights reserved.
*
* 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 APress 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.
*
*/

#include <QtDebug>
int main( int argc, char **argv )
{
qDebug() << "Hello Qt World!";
return 0;
}

</source>

← Предыдущая	Версия 14:21, 25 мая 2010
(нет различий)

C++/Qt/qDebug - История изменений

в 14:21, 25 мая 2010

Admin: 1 версия: Импорт контента...