source: trunk/examples/dialogs/findfiles/window.cpp@ 275

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#include <QtGui>

#include "window.h"

//! [0]
Window::Window(QWidget *parent)
    : QDialog(parent)
{
    browseButton = createButton(tr("&Browse..."), SLOT(browse()));
    findButton = createButton(tr("&Find"), SLOT(find()));

    fileComboBox = createComboBox(tr("*"));
    textComboBox = createComboBox();
    directoryComboBox = createComboBox(QDir::currentPath());

    fileLabel = new QLabel(tr("Named:"));
    textLabel = new QLabel(tr("Containing text:"));
    directoryLabel = new QLabel(tr("In directory:"));
    filesFoundLabel = new QLabel;

    createFilesTable();
//! [0]

//! [1]
    QHBoxLayout *buttonsLayout = new QHBoxLayout;
    buttonsLayout->addStretch();
    buttonsLayout->addWidget(findButton);

    QGridLayout *mainLayout = new QGridLayout;
    mainLayout->addWidget(fileLabel, 0, 0);
    mainLayout->addWidget(fileComboBox, 0, 1, 1, 2);
    mainLayout->addWidget(textLabel, 1, 0);
    mainLayout->addWidget(textComboBox, 1, 1, 1, 2);
    mainLayout->addWidget(directoryLabel, 2, 0);
    mainLayout->addWidget(directoryComboBox, 2, 1);
    mainLayout->addWidget(browseButton, 2, 2);
    mainLayout->addWidget(filesTable, 3, 0, 1, 3);
    mainLayout->addWidget(filesFoundLabel, 4, 0);
    mainLayout->addLayout(buttonsLayout, 5, 0, 1, 3);
    setLayout(mainLayout);

    setWindowTitle(tr("Find Files"));
    resize(700, 300);
}
//! [1]

//! [2]
void Window::browse()
{
    QString directory = QFileDialog::getExistingDirectory(this,
                               tr("Find Files"), QDir::currentPath());

    if (!directory.isEmpty()) {
        if (directoryComboBox->findText(directory) == -1)
            directoryComboBox->addItem(directory);
        directoryComboBox->setCurrentIndex(directoryComboBox->findText(directory));
    }
}
//! [2]

static void updateComboBox(QComboBox *comboBox)
{
    if (comboBox->findText(comboBox->currentText()) == -1)
        comboBox->addItem(comboBox->currentText());
}

//! [3]
void Window::find()
{
    filesTable->setRowCount(0);

    QString fileName = fileComboBox->currentText();
    QString text = textComboBox->currentText();
    QString path = directoryComboBox->currentText();
//! [3]

    updateComboBox(fileComboBox);
    updateComboBox(textComboBox);
    updateComboBox(directoryComboBox);

//! [4]
    currentDir = QDir(path);
    QStringList files;
    if (fileName.isEmpty())
        fileName = "*";
    files = currentDir.entryList(QStringList(fileName),
                                 QDir::Files | QDir::NoSymLinks);

    if (!text.isEmpty())
        files = findFiles(files, text);
    showFiles(files);
}
//! [4]

//! [5]
QStringList Window::findFiles(const QStringList &files, const QString &text)
{
    QProgressDialog progressDialog(this);
    progressDialog.setCancelButtonText(tr("&Cancel"));
    progressDialog.setRange(0, files.size());
    progressDialog.setWindowTitle(tr("Find Files"));