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# Tabdialog

This example shows how to use a dialog with multiple tabs (pages). To start the program you have to specify a filename as the first argument. The dialog shows information about the file separated onto different tabs.

Header file:

    /****************************************************************************
    ** $Id: qt/tabdialog.h   3.3.5   edited Aug 31 12:17 $
    **
    ** Copyright (C) 1992-2005 Trolltech AS.  All rights reserved.
    **
    ** This file is part of an example program for Qt.  This example
    ** program may be used, distributed and modified without limitation.
    **
    *****************************************************************************/

    #ifndef TABDIALOG_H
    #define TABDIALOG_H

    #include <qtabdialog.h>
    #include <qstring.h>
    #include <qfileinfo.h>

    class TabDialog : public QTabDialog
    {
        Q_OBJECT

    public:
        TabDialog( QWidget *parent, const char *name, const QString &_filename );

    protected:
        QString filename;
        QFileInfo fileinfo;

        void setupTab1();
        void setupTab2();
        void setupTab3();

    };

    #endif

Implementation:

    /****************************************************************************
    ** $Id: qt/tabdialog.cpp   3.3.5   edited Aug 31 12:13 $
    **
    ** Copyright (C) 1992-2005 Trolltech AS.  All rights reserved.
    **
    ** This file is part of an example program for Qt.  This example
    ** program may be used, distributed and modified without limitation.
    **
    *****************************************************************************/

    #include "tabdialog.h"

    #include <qvbox.h>
    #include <qlabel.h>
    #include <qlineedit.h>
    #include <qdatetime.h>
    #include <qbuttongroup.h>
    #include <qcheckbox.h>
    #include <qlistbox.h>
    #include <qapplication.h>

    TabDialog::TabDialog( QWidget *parent, const char *name, const QString &_filename )
        : QTabDialog( parent, name ), filename( _filename ), fileinfo( filename )
    {
        setupTab1();
        setupTab2();
        setupTab3();

        connect( this, SIGNAL( applyButtonPressed() ), qApp, SLOT( quit() ) );
    }

    void TabDialog::setupTab1()
    {
        QVBox *tab1 = new QVBox( this );
        tab1->setMargin( 5 );

        (void)new QLabel( "Filename:", tab1 );
        QLineEdit *fname = new QLineEdit( filename, tab1 );
        fname->setFocus();

        (void)new QLabel( "Path:", tab1 );
        QLabel *path = new QLabel( fileinfo.dirPath( TRUE ), tab1 );
        path->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        (void)new QLabel( "Size:", tab1 );
        ulong kb = (ulong)(fileinfo.size()/1024);
        QLabel *size = new QLabel( QString( "%1 KB" ).arg( kb ), tab1 );
        size->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        (void)new QLabel( "Last Read:", tab1 );
        QLabel *lread = new QLabel( fileinfo.lastRead().toString(), tab1 );
        lread->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        (void)new QLabel( "Last Modified:", tab1 );
        QLabel *lmodif = new QLabel( fileinfo.lastModified().toString(), tab1 );
        lmodif->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        addTab( tab1, "General" );
    }

    void TabDialog::setupTab2()
    {
        QVBox *tab2 = new QVBox( this );
        tab2->setMargin( 5 );

        QButtonGroup *bg = new QButtonGroup( 1, QGroupBox::Horizontal, "Permissions", tab2 );

        QCheckBox *readable = new QCheckBox( "Readable", bg );
        if ( fileinfo.isReadable() )
            readable->setChecked( TRUE );

        QCheckBox *writable = new QCheckBox( "Writeable", bg );
        if ( fileinfo.isWritable() )
            writable->setChecked( TRUE );

        QCheckBox *executable = new QCheckBox( "Executable", bg );
        if ( fileinfo.isExecutable() )
            executable->setChecked( TRUE );

        QButtonGroup *bg2 = new QButtonGroup( 2, QGroupBox::Horizontal, "Owner", tab2 );

        (void)new QLabel( "Owner", bg2 );
        QLabel *owner = new QLabel( fileinfo.owner(), bg2 );
        owner->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        (void)new QLabel( "Group", bg2 );
        QLabel *group = new QLabel( fileinfo.group(), bg2 );
        group->setFrameStyle( QFrame::Panel | QFrame::Sunken );

        addTab( tab2, "Permissions" );
    }

    void TabDialog::setupTab3()
    {
        QVBox *tab3 = new QVBox( this );
        tab3->setMargin( 5 );
        tab3->setSpacing( 5 );

        (void)new QLabel( QString( "Open %1 with:" ).arg( filename ), tab3 );

        QListBox *prgs = new QListBox( tab3 );
        for ( unsigned int i = 0; i < 30; i++ ) {
            QString prg = QString( "Application %1" ).arg( i );
            prgs->insertItem( prg );
        }
        prgs->setCurrentItem( 3 );

        (void)new QCheckBox( QString( "Open files with the extension '%1' always with this application" ).arg( fileinfo.extension() ), tab3 );

        addTab( tab3, "Applications" );
    }

Main:

    /****************************************************************************
    ** $Id: qt/main.cpp   3.3.5   edited Aug 31 12:13 $
    **
    ** Copyright (C) 1992-2005 Trolltech AS.  All rights reserved.
    **
    ** This file is part of an example program for Qt.  This example
    ** program may be used, distributed and modified without limitation.
    **
    *****************************************************************************/

    #include "tabdialog.h"
    #include <qapplication.h>
    #include <qstring.h>

    int main( int argc, char **argv )
    {

        QApplication a( argc, argv );

        TabDialog tabdialog( 0, "tabdialog", QString( argc < 2 ? "." : argv[1] ) );
        tabdialog.resize( 450, 350 );
        tabdialog.setCaption( "Qt Example - Tabbed Dialog" );
        a.setMainWidget( &tabdialog );
        tabdialog.show();

        return a.exec();
    }

See also Examples.