L5 - filechooser.cpp

#include "filechooser.h"
#include <QFileDialog>
#include <QLayout>
#include <QLineEdit>
#include <QPushButton>
#include <QHBoxLayout>

FileChooser::FileChooser(QWidget *parent)
    : QWidget(parent)
{
    lineEdit = new QLineEdit(this);
    button = new QPushButton(tr("..."), this);

    lineEdit->setGeometry(5, 5, 200, 20);
    button->setGeometry(210, 5, 20, 20);

    // enter your code here
    // create a layout, set it on the widget and add the two child widgets to it
    QHBoxLayout *layout = new QHBoxLayout(this);
    layout->addWidget(lineEdit);
    layout->addWidget(button);
    // make a signal-slot connection between the two widgets
    connect(button, SIGNAL(clicked()), this, SLOT(chooseFile()));
}

void FileChooser::chooseFile() {
    // enter your code here
    // ask the user for a file name and set its path as text of lineEdit
    QString path = QFileDialog::getOpenFileName(this);
    lineEdit->setText(path);
}

QString FileChooser::file() const
{
    return lineEdit->text();
}

void FileChooser::setFile(const QString &file)
{
    lineEdit->setText(file);
}