Qt 4.3: tabdialog.cpp Example File (dialogs/tabdialog/tabdialog.cpp)

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# tabdialog.cpp Example File
dialogs/tabdialog/tabdialog.cpp

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     ** This file is part of the example classes of the Qt Toolkit.
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     #include <QtGui>

     #include "tabdialog.h"

     TabDialog::TabDialog(const QString &fileName, QWidget *parent)
         : QDialog(parent)
     {
         QFileInfo fileInfo(fileName);

         tabWidget = new QTabWidget;
         tabWidget->addTab(new GeneralTab(fileInfo), tr("General"));
         tabWidget->addTab(new PermissionsTab(fileInfo), tr("Permissions"));
         tabWidget->addTab(new ApplicationsTab(fileInfo), tr("Applications"));

         buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
                                          | QDialogButtonBox::Cancel);

         connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
         connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));

         QVBoxLayout *mainLayout = new QVBoxLayout;
         mainLayout->addWidget(tabWidget);
         mainLayout->addWidget(buttonBox);
         setLayout(mainLayout);

         setWindowTitle(tr("Tab Dialog"));
     }

     GeneralTab::GeneralTab(const QFileInfo &fileInfo, QWidget *parent)
         : QWidget(parent)
     {
         QLabel *fileNameLabel = new QLabel(tr("File Name:"));
         QLineEdit *fileNameEdit = new QLineEdit(fileInfo.fileName());

         QLabel *pathLabel = new QLabel(tr("Path:"));
         QLabel *pathValueLabel = new QLabel(fileInfo.absoluteFilePath());
         pathValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QLabel *sizeLabel = new QLabel(tr("Size:"));
         qlonglong size = fileInfo.size()/1024;
         QLabel *sizeValueLabel = new QLabel(tr("%1 K").arg(size));
         sizeValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QLabel *lastReadLabel = new QLabel(tr("Last Read:"));
         QLabel *lastReadValueLabel = new QLabel(fileInfo.lastRead().toString());
         lastReadValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QLabel *lastModLabel = new QLabel(tr("Last Modified:"));
         QLabel *lastModValueLabel = new QLabel(fileInfo.lastModified().toString());
         lastModValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QVBoxLayout *mainLayout = new QVBoxLayout;
         mainLayout->addWidget(fileNameLabel);
         mainLayout->addWidget(fileNameEdit);
         mainLayout->addWidget(pathLabel);
         mainLayout->addWidget(pathValueLabel);
         mainLayout->addWidget(sizeLabel);
         mainLayout->addWidget(sizeValueLabel);
         mainLayout->addWidget(lastReadLabel);
         mainLayout->addWidget(lastReadValueLabel);
         mainLayout->addWidget(lastModLabel);
         mainLayout->addWidget(lastModValueLabel);
         mainLayout->addStretch(1);
         setLayout(mainLayout);
     }

     PermissionsTab::PermissionsTab(const QFileInfo &fileInfo, QWidget *parent)
         : QWidget(parent)
     {
         QGroupBox *permissionsGroup = new QGroupBox(tr("Permissions"));

         QCheckBox *readable = new QCheckBox(tr("Readable"));
         if (fileInfo.isReadable())
             readable->setChecked(true);

         QCheckBox *writable = new QCheckBox(tr("Writable"));
         if ( fileInfo.isWritable() )
             writable->setChecked(true);

         QCheckBox *executable = new QCheckBox(tr("Executable"));
         if ( fileInfo.isExecutable() )
             executable->setChecked(true);

         QGroupBox *ownerGroup = new QGroupBox(tr("Ownership"));

         QLabel *ownerLabel = new QLabel(tr("Owner"));
         QLabel *ownerValueLabel = new QLabel(fileInfo.owner());
         ownerValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QLabel *groupLabel = new QLabel(tr("Group"));
         QLabel *groupValueLabel = new QLabel(fileInfo.group());
         groupValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);

         QVBoxLayout *permissionsLayout = new QVBoxLayout;
         permissionsLayout->addWidget(readable);
         permissionsLayout->addWidget(writable);
         permissionsLayout->addWidget(executable);
         permissionsGroup->setLayout(permissionsLayout);

         QVBoxLayout *ownerLayout = new QVBoxLayout;
         ownerLayout->addWidget(ownerLabel);
         ownerLayout->addWidget(ownerValueLabel);
         ownerLayout->addWidget(groupLabel);
         ownerLayout->addWidget(groupValueLabel);
         ownerGroup->setLayout(ownerLayout);

         QVBoxLayout *mainLayout = new QVBoxLayout;
         mainLayout->addWidget(permissionsGroup);
         mainLayout->addWidget(ownerGroup);
         mainLayout->addStretch(1);
         setLayout(mainLayout);
     }

     ApplicationsTab::ApplicationsTab(const QFileInfo &fileInfo, QWidget *parent)
         : QWidget(parent)
     {
         QLabel *topLabel = new QLabel(tr("Open with:"));

         QListWidget *applicationsListBox = new QListWidget;
         QStringList applications;

         for (int i = 1; i <= 30; ++i)
             applications.append(tr("Application %1").arg(i));
         applicationsListBox->insertItems(0, applications);

         QCheckBox *alwaysCheckBox;

         if (fileInfo.suffix().isEmpty())
             alwaysCheckBox = new QCheckBox(tr("Always use this application to "
                 "open this type of file"));
         else
             alwaysCheckBox = new QCheckBox(tr("Always use this application to "
                 "open files with the extension '%1'").arg(fileInfo.suffix()));

         QVBoxLayout *layout = new QVBoxLayout;
         layout->addWidget(topLabel);
         layout->addWidget(applicationsListBox);
         layout->addWidget(alwaysCheckBox);
         setLayout(layout);
     }