C++/Qt/QTabWidget
Tab dialog
<source lang="cpp"> /****************************************************************************
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- /
- ifndef TABDIALOG_H
- define TABDIALOG_H
- include <QDialog>
QT_BEGIN_NAMESPACE class QDialogButtonBox; class QFileInfo; class QTabWidget; QT_END_NAMESPACE
class GeneralTab : public QWidget {
Q_OBJECT
public:
GeneralTab(const QFileInfo &fileInfo, QWidget *parent = 0);
};
class PermissionsTab : public QWidget
{
Q_OBJECT
public:
PermissionsTab(const QFileInfo &fileInfo, QWidget *parent = 0);
};
class ApplicationsTab : public QWidget
{
Q_OBJECT
public:
ApplicationsTab(const QFileInfo &fileInfo, QWidget *parent = 0);
};
class TabDialog : public QDialog
{
Q_OBJECT
public:
TabDialog(const QString &fileName, QWidget *parent = 0);
private:
QTabWidget *tabWidget; QDialogButtonBox *buttonBox;
};
- endif
- 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);
}
- include <QApplication>
- include "tabdialog.h"
int main(int argc, char *argv[]) {
QApplication app(argc, argv); QString fileName; if (argc >= 2) fileName = argv[1]; else fileName = "."; TabDialog tabdialog(fileName); return tabdialog.exec();
}
</source>