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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 3.1.2 edited Nov 8 10:35 $ ** ** Copyright (C) 1992-2000 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 3.1.2 edited Nov 8 10:35 $ ** ** Copyright (C) 1992-2000 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 3.1.2 edited Nov 8 10:35 $ ** ** Copyright (C) 1992-2000 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.
Copyright © 2003 Trolltech | Trademarks | Qt version 3.1.2
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