/******************************************************************************** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.**** This file is part of the example classes of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#include <QtGui>#include "locationdialog.h"LocationDialog::LocationDialog(QWidget *parent)    : QDialog(parent){    formatComboBox = new QComboBox;    formatComboBox->addItem(tr("Native"));    formatComboBox->addItem(tr("INI"));    scopeComboBox = new QComboBox;    scopeComboBox->addItem(tr("User"));    scopeComboBox->addItem(tr("System"));    organizationComboBox = new QComboBox;    organizationComboBox->addItem(tr("Trolltech"));    organizationComboBox->setEditable(true);    applicationComboBox = new QComboBox;    applicationComboBox->addItem(tr("Any"));    applicationComboBox->addItem(tr("Application Example"));    applicationComboBox->addItem(tr("Assistant"));    applicationComboBox->addItem(tr("Designer"));    applicationComboBox->addItem(tr("Linguist"));    applicationComboBox->setEditable(true);    applicationComboBox->setCurrentIndex(3);    formatLabel = new QLabel(tr("&Format:"));    formatLabel->setBuddy(formatComboBox);    scopeLabel = new QLabel(tr("&Scope:"));    scopeLabel->setBuddy(scopeComboBox);    organizationLabel = new QLabel(tr("&Organization:"));    organizationLabel->setBuddy(organizationComboBox);    applicationLabel = new QLabel(tr("&Application:"));    applicationLabel->setBuddy(applicationComboBox);    locationsGroupBox = new QGroupBox(tr("Setting Locations"));    QStringList labels;    labels << tr("Location") << tr("Access");    locationsTable = new QTableWidget;    locationsTable->setSelectionMode(QAbstractItemView::SingleSelection);    locationsTable->setSelectionBehavior(QAbstractItemView::SelectRows);    locationsTable->setEditTriggers(QAbstractItemView::NoEditTriggers);    locationsTable->setColumnCount(2);    locationsTable->setHorizontalHeaderLabels(labels);    locationsTable->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);    locationsTable->horizontalHeader()->resizeSection(1, 180);    buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok                                     | QDialogButtonBox::Cancel);    connect(formatComboBox, SIGNAL(activated(int)),            this, SLOT(updateLocationsTable()));    connect(scopeComboBox, SIGNAL(activated(int)),            this, SLOT(updateLocationsTable()));    connect(organizationComboBox, SIGNAL(editTextChanged(const QString &)),            this, SLOT(updateLocationsTable()));    connect(applicationComboBox, SIGNAL(editTextChanged(const QString &)),            this, SLOT(updateLocationsTable()));    connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));    connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));    QVBoxLayout *locationsLayout = new QVBoxLayout;    locationsLayout->addWidget(locationsTable);    locationsGroupBox->setLayout(locationsLayout);    QGridLayout *mainLayout = new QGridLayout;    mainLayout->addWidget(formatLabel, 0, 0);    mainLayout->addWidget(formatComboBox, 0, 1);    mainLayout->addWidget(scopeLabel, 1, 0);    mainLayout->addWidget(scopeComboBox, 1, 1);    mainLayout->addWidget(organizationLabel, 2, 0);    mainLayout->addWidget(organizationComboBox, 2, 1);    mainLayout->addWidget(applicationLabel, 3, 0);    mainLayout->addWidget(applicationComboBox, 3, 1);    mainLayout->addWidget(locationsGroupBox, 4, 0, 1, 2);    mainLayout->addWidget(buttonBox, 5, 0, 1, 2);    setLayout(mainLayout);    updateLocationsTable();    setWindowTitle(tr("Open Application Settings"));    resize(650, 400);}QSettings::Format LocationDialog::format() const{    if (formatComboBox->currentIndex() == 0)        return QSettings::NativeFormat;    else        return QSettings::IniFormat;}QSettings::Scope LocationDialog::scope() const{    if (scopeComboBox->currentIndex() == 0)        return QSettings::UserScope;    else        return QSettings::SystemScope;}QString LocationDialog::organization() const{    return organizationComboBox->currentText();}QString LocationDialog::application() const{    if (applicationComboBox->currentText() == tr("Any"))        return "";    else        return applicationComboBox->currentText();}void LocationDialog::updateLocationsTable(){    locationsTable->setUpdatesEnabled(false);    locationsTable->setRowCount(0);    for (int i = 0; i < 2; ++i) {        if (i == 0 && scope() == QSettings::SystemScope)            continue;        QSettings::Scope actualScope = (i == 0) ? QSettings::UserScope                                                : QSettings::SystemScope;        for (int j = 0; j < 2; ++j) {            if (j == 0 && application().isEmpty())                continue;            QString actualApplication;            if (j == 0)                actualApplication = application();            QSettings settings(format(), actualScope, organization(),                               actualApplication);            int row = locationsTable->rowCount();            locationsTable->setRowCount(row + 1);            QTableWidgetItem *item0 = new QTableWidgetItem;            item0->setText(settings.fileName());            QTableWidgetItem *item1 = new QTableWidgetItem;            bool disable = (settings.childKeys().isEmpty()                            && settings.childGroups().isEmpty());            if (row == 0) {                if (settings.isWritable()) {                    item1->setText(tr("Read-write"));                    disable = false;                } else {                    item1->setText(tr("Read-only"));                }                buttonBox->button(QDialogButtonBox::Ok)->setDisabled(disable);            } else {                item1->setText(tr("Read-only fallback"));            }            if (disable) {                item0->setFlags(item0->flags() & ~Qt::ItemIsEnabled);                item1->setFlags(item1->flags() & ~Qt::ItemIsEnabled);            }            locationsTable->setItem(row, 0, item0);            locationsTable->setItem(row, 1, item1);        }    }    locationsTable->setUpdatesEnabled(true);}