/****************************************************************************

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** This file is part of the test suite of the Qt Toolkit.

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****************************************************************************/

#include <QtTest/QtTest>

#include <QtGui/QDesktopWidget>

#include <QDebug>

//TESTED_CLASS=

class tst_QDesktopWidget : public QObject

{

    Q_OBJECT

public:

    tst_QDesktopWidget();

    virtual ~tst_QDesktopWidget();

public slots:

    void init();

    void cleanup();

private slots:

    void numScreens();

    void primaryScreen();

    void screenNumberForQWidget();

    void screenNumberForQPoint();

    void availableGeometry();

};

tst_QDesktopWidget::tst_QDesktopWidget()

{

}

tst_QDesktopWidget::~tst_QDesktopWidget()

{

}

void tst_QDesktopWidget::init()

{

}

void tst_QDesktopWidget::cleanup()

{

}

void tst_QDesktopWidget::numScreens()

{

    QDesktopWidget desktop;

    QVERIFY(desktop.numScreens() > 0);

}

void tst_QDesktopWidget::primaryScreen()

{

    QDesktopWidget desktop;

    QVERIFY(desktop.primaryScreen() >= 0);

    QVERIFY(desktop.primaryScreen() < desktop.numScreens());

}

void tst_QDesktopWidget::availableGeometry()

{

    QDesktopWidget desktop;

    QRect total;

    QRect available;

    for (int i = 0; i < desktop.screenCount(); ++i) {

        total = desktop.screenGeometry(i);

        available = desktop.availableGeometry(i);

        QVERIFY(total.contains(available));

    }

    total = desktop.screenGeometry();

    available = desktop.availableGeometry();

    QVERIFY(total.contains(available));

    QCOMPARE(desktop.availableGeometry(desktop.primaryScreen()), available);

    QCOMPARE(desktop.screenGeometry(desktop.primaryScreen()), total);

}

void tst_QDesktopWidget::screenNumberForQWidget()

{

    QDesktopWidget desktop;

    QCOMPARE(desktop.screenNumber(0), 0);

    QWidget widget;

    widget.show();

    QApplication::processEvents();

    QVERIFY(widget.isVisible());

    int widgetScreen = desktop.screenNumber(&widget);

    QVERIFY(widgetScreen > -1);

    QVERIFY(widgetScreen < desktop.numScreens());

}

void tst_QDesktopWidget::screenNumberForQPoint()

{

    // make sure QDesktopWidget::screenNumber(QPoint) returns the correct screen

    QDesktopWidget *desktopWidget = QApplication::desktop();

    QRect allScreens;

    for (int i = 0; i < desktopWidget->numScreens(); ++i) {

        QRect screenGeometry = desktopWidget->screenGeometry(i);

        QCOMPARE(desktopWidget->screenNumber(screenGeometry.center()), i);

        allScreens |= screenGeometry;

    }

    // make sure QDesktopWidget::screenNumber(QPoint) returns a valid screen for points that aren't on any screen

    int screen;

    screen = desktopWidget->screenNumber(allScreens.topLeft() - QPoint(1, 1));

#ifdef Q_WS_QWS

    QEXPECT_FAIL("", "Task 151710", Abort);

#endif

    QVERIFY(screen >= 0 && screen < desktopWidget->numScreens());

    screen = desktopWidget->screenNumber(allScreens.topRight() + QPoint(1, 1));

    QVERIFY(screen >= 0 && screen < desktopWidget->numScreens());

    screen = desktopWidget->screenNumber(allScreens.bottomLeft() - QPoint(1, 1));

    QVERIFY(screen >= 0 && screen < desktopWidget->numScreens());

    screen = desktopWidget->screenNumber(allScreens.bottomRight() + QPoint(1, 1));

    QVERIFY(screen >= 0 && screen < desktopWidget->numScreens());

}

QTEST_MAIN(tst_QDesktopWidget)

#include "tst_qdesktopwidget.moc"