qt5base-lts/examples/widgets/itemviews/dirview/main.cpp
Friedemann Kleint d326952b51 Polish the Dir View example.
Add a command line parser so that the directory can be specified.
Resize depending on screen size and make first (name) column larger.

Change-Id: Ied5823b4e8f50345aae792628fb610b8604e37d3
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>
2015-03-06 18:09:42 +00:00

85 lines
3.2 KiB
C++

/****************************************************************************
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#include <QApplication>
#include <QDesktopWidget>
#include <QFileSystemModel>
#include <QTreeView>
#include <QCommandLineParser>
#include <QCommandLineOption>
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QCoreApplication::setApplicationVersion(QT_VERSION_STR);
QCommandLineParser parser;
parser.setApplicationDescription("Qt Dir View Example");
parser.addHelpOption();
parser.addVersionOption();
parser.addPositionalArgument("directory", "The directory to start in.");
parser.process(app);
const QString rootPath = parser.positionalArguments().isEmpty()
? QString() : parser.positionalArguments().first();
QFileSystemModel model;
model.setRootPath("");
QTreeView tree;
tree.setModel(&model);
if (!rootPath.isEmpty()) {
const QModelIndex rootIndex = model.index(QDir::cleanPath(rootPath));
if (rootIndex.isValid())
tree.setRootIndex(rootIndex);
}
// Demonstrating look and feel features
tree.setAnimated(false);
tree.setIndentation(20);
tree.setSortingEnabled(true);
const QSize availableSize = QApplication::desktop()->availableGeometry(&tree).size();
tree.resize(availableSize / 2);
tree.setColumnWidth(0, tree.width() / 3);
tree.setWindowTitle(QObject::tr("Dir View"));
tree.show();
return app.exec();
}