Foundations of Qt Development\Chapter09\wizard\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 "wizard.h"
int main( int argc, char **argv )
{
QApplication app( argc, argv );
Wizard dlg;
dlg.show();
return app.exec();
}
Foundations of Qt Development\Chapter09\wizard\wizard.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 <QWidget>
#include <QCheckBox>
#include <QTextEdit>
#include <QLabel>
#include <QStackedWidget>
#include <QPushButton>
#include <QGridLayout>
#include <QMessageBox>
#include "wizard.h"
class PageOne : public QWidget
{
public:
PageOne( QWidget *parent = 0 );
QCheckBox *acceptDeal;
};
PageOne::PageOne( QWidget *parent ) : QWidget(parent)
{
QGridLayout *layout = new QGridLayout( this );
QTextEdit *textEdit = new QTextEdit();
textEdit->setReadOnly( true );
textEdit->setHtml( tr("<h1>The Rules</h1>"
"<p>The rules are to be followed!</p>") );
acceptDeal = new QCheckBox( tr("I accept") );
layout->addWidget( textEdit, 0, 0, 1, 2 );
layout->addWidget( acceptDeal, 1, 1 );
}
class PageTwo : public QWidget
{
public:
PageTwo( QWidget *parent = 0 );
QCheckBox *doThis;
QCheckBox *doThat;
QCheckBox *extra;
};
PageTwo::PageTwo( QWidget *parent ) : QWidget(parent)
{
QGridLayout *layout = new QGridLayout( this );
doThis = new QCheckBox( tr("Do this") );
doThat = new QCheckBox( tr("Do that") );
extra = new QCheckBox( tr("Add something extra") );
layout->addWidget( doThis, 0, 0 );
layout->addWidget( doThat, 1, 0 );
layout->addWidget( extra, 2, 0 );
layout->setRowMinimumHeight( 3, 0 );
}
class PageThree : public QWidget
{
public:
PageThree( QWidget *parent = 0 );
};
PageThree::PageThree( QWidget *parent ) : QWidget(parent)
{
QGridLayout *layout = new QGridLayout( this );
layout->addWidget( new QLabel( tr("All is ready. Press finish to get it done!") ), 0, 0 );
}
Wizard::Wizard() : QDialog()
{
QGridLayout *layout = new QGridLayout( this );
QPushButton *cancel = new QPushButton( tr("Cancel") );
next = new QPushButton( tr("Next") );
previous = new QPushButton( tr("Previous" ) );
pages = new QStackedWidget();
layout->addWidget( pages, 0, 0, 1, 5 );
layout->setColumnMinimumWidth( 0, 50 );
layout->addWidget( previous, 1, 1 );
layout->addWidget( next, 1, 2 );
layout->setColumnMinimumWidth( 3, 5 );
layout->addWidget( cancel, 1, 4 );
previous->setEnabled( false );
next->setEnabled( false );
connect( next, SIGNAL(clicked()), this, SLOT(doNext()) );
connect( previous, SIGNAL(clicked()), this, SLOT(doPrev()) );
connect( cancel, SIGNAL(clicked()), this, SLOT(reject()) );
pages->addWidget( pageOne = new PageOne( pages ) );
pages->addWidget( pageTwo = new PageTwo( pages ) );
pages->addWidget( pageThree = new PageThree( pages ) );
connect( pageOne->acceptDeal, SIGNAL(toggled(bool)), next, SLOT(setEnabled(bool)) );
}
void Wizard::doNext()
{
switch( pages->currentIndex() )
{
case 0:
previous->setEnabled( true );
disconnect( pageOne->acceptDeal, SIGNAL(toggled(bool)), next, SLOT(setEnabled(bool)) );
break;
case 1:
next->setText( tr("Finish") );
break;
case 2:
QMessageBox::information( this, tr("Finishing"), tr("Here is where the action takes place.") );
accept();
return;
}
pages->setCurrentIndex( pages->currentIndex()+1 );
}
void Wizard::doPrev()
{
switch( pages->currentIndex() )
{
case 1:
previous->setEnabled( false );
next->setEnabled( pageOne->acceptDeal->isChecked() );
connect( pageOne->acceptDeal, SIGNAL(toggled(bool)), next, SLOT(setEnabled(bool)) );
break;
case 2:
next->setText( tr("Next") );
break;
}
pages->setCurrentIndex( pages->currentIndex()-1 );
}
Foundations of Qt Development\Chapter09\wizard\wizard.h
/*
* 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.
*
*/
#ifndef WIZARD_H
#define WIZARD_H
#include <QDialog>
class QPushButton;
class QStackedWidget;
class PageOne;
class PageTwo;
class PageThree;
class Wizard : public QDialog
{
Q_OBJECT
public:
Wizard();
private slots:
void doNext();
void doPrev();
private:
QPushButton *next;
QPushButton *previous;
QStackedWidget *pages;
PageOne *pageOne;
PageTwo *pageTwo;
PageThree *pageThree;
};
#endif // WIZARD_H
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