C++/Qt/QStatusBar — различия между версиями
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Текущая версия на 10:25, 25 мая 2010
Using QStatusBar
Foundations of Qt Development\Chapter09\statusbar\main.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 <QApplication>
#include <QMainWindow>
#include <QTextEdit>
#include <QStatusBar>
#include <QLabel>
#include <QProgressBar>
class MainWindow : public QMainWindow
{
public:
MainWindow();
};
MainWindow::MainWindow() : QMainWindow()
{
setCentralWidget( new QTextEdit( this ) );
QStatusBar *statusBar = this->statusBar();
QProgressBar *progressBar = new QProgressBar();
QLabel *mode = new QLabel( tr(" EDIT ") );
QLabel *modified = new QLabel( tr(" Y ") );
QLabel *size = new QLabel( tr(" 999999kB ") );
mode->setMinimumSize( mode->sizeHint() );
mode->setAlignment( Qt::AlignCenter );
mode->setText( tr("EDIT") );
mode->setToolTip( tr("The current working mode.") );
statusBar->addPermanentWidget( mode );
modified->setMinimumSize( modified->sizeHint() );
modified->setAlignment( Qt::AlignCenter );
modified->setText( tr("N") );
modified->setToolTip( tr("Indicates if the current document has been modified or not.") );
size->setMinimumSize( size->sizeHint() );
size->setAlignment( Qt::AlignRight | Qt::AlignVCenter );
size->setText( tr("%1kB ").arg(0) );
size->setToolTip( tr("The memory used for the current document.") );
progressBar->setTextVisible( false );
progressBar->setRange( 0, 0 );
statusBar->addWidget( progressBar, 1 );
statusBar->addWidget( modified );
statusBar->addWidget( size );
statusBar->showMessage( tr("Ready"), 2000 );
}
int main( int argc, char **argv )
{
QApplication app( argc, argv );
MainWindow window;
window.show();
return app.exec();
}