void Ut_MPannableViewport::updateSamePosition()
{
    QGraphicsWidget *mainWidget = new QGraphicsWidget();
    QPointF point(0.0, 0.0);

    subject->setMinimumSize(100, 480);
    subject->setPreferredSize(100, 480);
    subject->setMaximumSize(100, 480);

    mainWidget->setMinimumSize(100, 1000);
    mainWidget->setPreferredSize(100, 1000);
    mainWidget->setMaximumSize(100, 1000);

    subject->setWidget(mainWidget);

    subject->updatePosition(point);

    QSignalSpy spy(subject,
                   SIGNAL(positionChanged(QPointF)));

    subject->updatePosition(point);

    // Should not have emitted anything since nothing changed
    QCOMPARE(spy.count(), 0);
}
Beispiel #2
0
void tst_QGraphicsLayout::moveAndResizeWidgetInWidget()
{
    QFETCH(bool, instantInvalidatePropagation);

    QGraphicsLayout::setInstantInvalidatePropagation(instantInvalidatePropagation);
    QGraphicsScene scene;

    QGraphicsWidget *widget = new QGraphicsWidget;
    QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(widget);
    layout->setContentsMargins(0,0,0,0);
    WidgetToTestResizeEvents *innerWidget = new WidgetToTestResizeEvents;
    QGraphicsLinearLayout *innerLayout = new QGraphicsLinearLayout(innerWidget);
    innerLayout->setContentsMargins(0,0,0,0);
    QCOMPARE(widget->maximumSize(), QSizeF(QWIDGETSIZE_MAX, QWIDGETSIZE_MAX));
    layout->addItem(innerWidget);
    widget->setMinimumSize(1,1);
    widget->setPreferredSize(1000,1000);
    widget->setMaximumSize(2000,2000);
    widget->resize(widget->preferredSize());
    innerWidget->setMinimumSize(1,1);
    qApp->processEvents();
    innerWidget->resizeEventCalled = false;

    QCOMPARE(widget->size(), QSizeF(1000, 1000));
    QCOMPARE(layout->geometry().size(), QSizeF(1000, 1000));
    QCOMPARE(innerWidget->size(), QSizeF(1000, 1000));

    innerLayout->invalidate();
    widget->setMaximumHeight(500);
    widget->setX(1);
    qApp->processEvents();
    QCOMPARE(widget->size(), QSizeF(1000, 500));
    QCOMPARE(innerWidget->size(), QSizeF(1000, 500));
    QVERIFY(innerWidget->resizeEventCalled);
}
void Ut_MPannableViewport::event()
{
    QEvent *event = new QEvent(QEvent::LayoutRequest);

    QFETCH(QSizeF, viewportSize);
    QFETCH(QSizeF, pannedSize);
    QFETCH(QSizeF, physicsRange);

    QGraphicsWidget *widget = new QGraphicsWidget();
    // Forcing the size of panned widget
    widget->setMinimumSize(pannedSize);
    widget->setPreferredSize(pannedSize);
    widget->setMaximumSize(pannedSize);

    // Forcing the size of subject
    subject->setMinimumSize(viewportSize);
    subject->setPreferredSize(viewportSize);
    subject->setMaximumSize(viewportSize);

    subject->setWidget(widget);

    subject->event(event);

    qApp->processEvents();

    QCOMPARE(subject->physics()->range().size(), physicsRange);
}
QGraphicsWidget *MToolBarLayoutPolicy::insertSpacer(int policyIndex)
{
    //Create an item that will expand if necessary
    QGraphicsWidget *item = new QGraphicsWidget;
    item->setMaximumWidth(spacesBetween ? -1 : 0);
    item->setPreferredSize(1,1); //Ugly hack around QTBUG-11134
    item->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
    MLinearLayoutPolicy::insertItem(policyIndex, item);
    return item;
}
QGraphicsWidget *createSpacer()
{
    QGraphicsWidget *spacer = new QGraphicsWidget();

    spacer->hide();
    spacer->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
    spacer->setMinimumSize(0, 0);
    spacer->setPreferredSize(0, 0);

    return spacer;
}
static QGraphicsWidget *createItem(const QSizeF &minimum = QSizeF(100.0, 100.0),
                                   const QSizeF &preferred = QSize(150.0, 100.0),
                                   const QSizeF &maximum = QSizeF(200.0, 100.0),
                                   const QString &name = QString())
{
    QGraphicsWidget *w = new RectWidget;
    w->setMinimumSize(minimum);
    w->setPreferredSize(preferred);
    w->setMaximumSize(maximum);
    w->setData(0, name);
    return w;
}
  ChromeSnippet *ChromeDOM::getSnippet(const QString &docElementId, QGraphicsItem* parent) {
    Q_UNUSED(parent)

    ChromeSnippet * snippet = 0;
    QWebElement doc = m_page->mainFrame()->documentElement();
    QWebElement element = doc.findFirst("#" + docElementId);
    QRect rect = element.geometry();
    //TODO: This may not be accurate since final heights may not have been computed at this point!!
    m_height += rect.height();
    
    //    qDebug() << "Snippet: ID: " << docElementId << " Owner Area: " << rect << " Element Rect: " << element.geometry();
  
    if (!rect.isNull()) {
        QString className = element.attribute("data-GinebraNativeClass", "__NO_CLASS__");
        if (className == "__NO_CLASS__") {
            if (element.attribute("data-GinebraContainer", "false") == "true") {
                snippet = new WebChromeContainerSnippet(docElementId, m_chrome, element);
                snippet->setChromeWidget(new ChromeItem(snippet));
            }
            else {
                snippet = new WebChromeSnippet(docElementId, m_chrome, element);
                m_renderer->addRenderItem((static_cast<WebChromeSnippet*> (snippet))->item());
            }
        }
        else {
            snippet = nativeSnippetForClassName(className, docElementId, element);
            //TODO: Is the following still needed?
            QGraphicsWidget * widget = snippet->widget();
            //Have snippet determine its own size when in anchor layout. Again, these will not
            //necessarily be accurate at this point.
            widget->resize(rect.width(), rect.height());
            widget->setPreferredSize(rect.width(), rect.height());
            widget->setSizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred));
            //Have snippet determine its own location when NOT in anchor layout
            widget->setPos(rect.x(), rect.y());
            
        }

        QWebElement parentElem;

        if (!(parentElem = findChromeParent(element)).isNull()) {
            snippet->setParentId(parentElem.attribute("id"));
        }
        //Set auto-layout attributes
        snippet->setAnchor(element.attribute("data-GinebraAnchor", "AnchorNone"), false);
        snippet->setAnchorOffset(element.attribute("data-GinebraAnchorOffset", "0").toInt());
        snippet->setInitiallyVisible(element.attribute("data-GinebraVisible", "false") == "true");
        snippet->setHidesContent(element.attribute("data-GinebraHidesContent", "false") == "true");
    }
    return snippet;
  }
Beispiel #8
0
void tst_QGraphicsLayout::compressLayoutRequest()
{
    QGraphicsView view;
    QGraphicsScene scene;
    TestGraphicsWidget *tw = new TestGraphicsWidget();
    scene.addItem(tw);
    view.show();
    QGraphicsLinearLayout *lout = new QGraphicsLinearLayout(tw);
    for (int i = 0; i < 4; ++i) {
        QGraphicsWidget *gw = new QGraphicsWidget(tw);
        gw->setPreferredSize(QSizeF(50, 50));
        lout->addItem(gw);
    }
    QApplication::processEvents();
    QCOMPARE(tw->eventCount(QEvent::LayoutRequest), 1);
}
/*
 * While the pannedWidget is populated, sizePosChanged() signal should be
 * emitted only once for each actual change in pannedWidget's size.
 *
 * See NB#143428
 */
void Ut_MPannableViewport::sizePosChangedAfterPopulatingPannedWidget()
{
    QGraphicsWidget *mainWidget = new QGraphicsWidget();
    QGraphicsLinearLayout *layout = new QGraphicsLinearLayout(Qt::Vertical);
    QGraphicsWidget *childWidget;

    //Settle initial layout position
    subject->adjustSize();

    mainWidget->setLayout(layout);

    subject->setWidget(mainWidget);

    QSignalSpy spyRange(subject,
                   SIGNAL(rangeChanged(QRectF)));
    QSignalSpy spyViewportSize(subject,
                   SIGNAL(viewportSizeChanged(QSizeF)));
    QSignalSpy spyPosition(subject,
                   SIGNAL(positionChanged(QPointF)));


    for (int i = 0; i < 30; i++) {
        childWidget = new QGraphicsWidget;

        childWidget->setMinimumSize(100, 200);
        childWidget->setPreferredSize(100, 200);

        layout->addItem(childWidget);
    }

    // Force layout to work.
    subject->adjustSize();

    // Check consecutive signals (if any), are different from each other.
    // We don't want to send out the very same event twice.
    for (int i = 1; i < spyRange.size(); i++) {
        QVERIFY(spyRange.at(i) != spyRange.at(i - 1));
    }
    for (int i = 1; i < spyPosition.size(); i++) {
        QVERIFY(spyPosition.at(i) != spyPosition.at(i - 1));
    }
    for (int i = 1; i < spyViewportSize.size(); i++) {
        QVERIFY(spyViewportSize.at(i) != spyViewportSize.at(i - 1));
    }
}
Beispiel #10
0
void tst_QGraphicsLayout::sizeHints()
{

    QGraphicsView view;
    QGraphicsScene scene;
    QGraphicsWidget *window = new QGraphicsWidget();
    scene.addItem(window);
    QGraphicsLinearLayout *lout = new QGraphicsLinearLayout(window);
    lout->setContentsMargins(0,0,0,0);
    QGraphicsWidget *gw = new QGraphicsWidget(window);
    gw->setMinimumSize(QSizeF(10,10));
    gw->setPreferredSize(QSizeF(100,100));
    gw->setMaximumSize(QSizeF(500,500));
    lout->addItem(gw);
    QCOMPARE(lout->effectiveSizeHint(Qt::MinimumSize), gw->effectiveSizeHint(Qt::MinimumSize));
    QCOMPARE(lout->effectiveSizeHint(Qt::PreferredSize), gw->effectiveSizeHint(Qt::PreferredSize));
    QCOMPARE(lout->effectiveSizeHint(Qt::MaximumSize), gw->effectiveSizeHint(Qt::MaximumSize));

}
Beispiel #11
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void tst_QGraphicsLayout::sizeHintOfHiddenLayout()
{
    QGraphicsScene scene;
    QGraphicsWidget *window = new QGraphicsWidget(0, Qt::Window);
    scene.addItem(window);
    TestLayout *lout = new TestLayout(window);
    lout->setContentsMargins(1,2,2,1);
    QGraphicsWidget *w = new QGraphicsWidget;
    w->setPreferredSize(20, 20);
    w->setMaximumSize(50, 50);
    lout->addItem(w);
    window->setLayout(lout);

    for (int pass = 0; pass < 3; ++pass) {
        QCOMPARE(lout->sizeHint(Qt::MinimumSize), QSizeF(3,3));
        QCOMPARE(lout->sizeHint(Qt::PreferredSize), QSizeF(23,23));
        QCOMPARE(lout->sizeHint(Qt::MaximumSize), QSizeF(53,53));
        window->setVisible(pass % 2);
    }
}
void Ut_MPannableViewport::disabledViewportShouldNotAllowWigetToBeBiggerThanViewport()
{
    subject->setVerticalPanningPolicy(MPannableWidget::PanningAlwaysOff);
    subject->setHorizontalPanningPolicy(MPannableWidget::PanningAlwaysOff);

    QGraphicsWidget *widget = new QGraphicsWidget();
    widget->setPreferredSize(1000,1000);
    subject->setWidget(widget);


    // Forcing the size of subject to some value
    subject->setMinimumSize(QSizeF(500, 300));
    subject->setMaximumSize(QSizeF(500, 300));

    subject->adjustSize();

    QCOMPARE(widget->size(), QSizeF(500,300));
    subject->setVerticalPanningPolicy(MPannableWidget::PanningAlwaysOn);
    subject->setHorizontalPanningPolicy(MPannableWidget::PanningAlwaysOff);

}
void Ut_MPannableViewport::testExtendedRange()
{
    QFETCH(qreal, sipHeightExtension);
    QFETCH(bool, autoRange);
    QFETCH(qreal, verticalRange);
    QFETCH(qreal, expectedVerticalRange);

    QGraphicsScene scene;
    scene.addItem(subject);

    const QSizeF viewportSize(100, 100);
    subject->resize(viewportSize);
    subject->setMinimumSize(viewportSize);
    subject->setMaximumSize(viewportSize);
    subject->setAutoRange(autoRange);

    QGraphicsWidget *widget = new QGraphicsWidget();
    widget->setPreferredSize(1000,1000);

    subject->setWidget(widget);
    subject->adjustSize();
    subject->layout()->activate();

    subject->setRange(QRectF(QPointF(), QSizeF(0, verticalRange)));

    // Set area occupied by input method area.
    const QRect imArea(subject->geometry().adjusted(0, (viewportSize.height() - sipHeightExtension),
                                                    0, 0).toRect());
    subject->d_func()->setInputMethodArea(imArea);

    const qreal actualVerticalRange = subject->range().height();

    // Remove from scene before possible return/fail from QCOMPARE.
    scene.removeItem(subject);

    QCOMPARE(actualVerticalRange, expectedVerticalRange);
}
Beispiel #14
0
int main(int argc, char *argv[])
{
    QApplication app(argc, argv);

    QGraphicsScene *scene = new QGraphicsScene();

    Widget *a = new Widget(Qt::blue, Qt::white, "a");
    a->setPreferredSize(100, 100);
    Widget *b = new Widget(Qt::green, Qt::black, "b");
    b->setPreferredSize(100, 100);
    Widget *c = new Widget(Qt::red, Qt::black, "c");
    c->setPreferredSize(100, 100);

    QGraphicsAnchorLayout *layout = new QGraphicsAnchorLayout();
/*
    //! [adding a corner anchor in two steps]
    layout->addAnchor(a, Qt::AnchorTop, layout, Qt::AnchorTop);
    layout->addAnchor(a, Qt::AnchorLeft, layout, Qt::AnchorLeft);
    //! [adding a corner anchor in two steps]
*/
    //! [adding a corner anchor]
    layout->addCornerAnchors(a, Qt::TopLeftCorner, layout, Qt::TopLeftCorner);
    //! [adding a corner anchor]

    //! [adding anchors]
    layout->addAnchor(b, Qt::AnchorLeft, a, Qt::AnchorRight);
    layout->addAnchor(b, Qt::AnchorTop, a, Qt::AnchorBottom);
    //! [adding anchors]

    // Place a third widget below the second.
    layout->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);

/*
    //! [adding anchors to match sizes in two steps]
    layout->addAnchor(b, Qt::AnchorLeft, c, Qt::AnchorLeft);
    layout->addAnchor(b, Qt::AnchorRight, c, Qt::AnchorRight);
    //! [adding anchors to match sizes in two steps]
*/

    //! [adding anchors to match sizes]
    layout->addAnchors(b, c, Qt::Horizontal);
    //! [adding anchors to match sizes]

    // Anchor the bottom-right corner of the third widget to the bottom-right
    // corner of the layout.
    layout->addCornerAnchors(c, Qt::BottomRightCorner, layout, Qt::BottomRightCorner);

    QGraphicsWidget *w = new QGraphicsWidget(0, Qt::Window | Qt::CustomizeWindowHint | Qt::WindowTitleHint);
    w->setPos(20, 20);
    w->setMinimumSize(100, 100);
    w->setPreferredSize(320, 240);
    w->setLayout(layout);
    w->setWindowTitle(QApplication::translate("simpleanchorlayout", "QGraphicsAnchorLayout in use"));
    scene->addItem(w);

    QGraphicsView *view = new QGraphicsView();
    view->setScene(scene);
    view->setWindowTitle(QApplication::translate("simpleanchorlayout", "Simple Anchor Layout"));
    view->resize(360, 320);
    view->show();

    return app.exec();
}
Beispiel #15
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void tst_QGraphicsLayout::invalidateAndMove()
{
    // Check that if we set the position of an item and invalidate its layout at the same
    // time, the widget keeps its correct size
    QFETCH(bool, instantInvalidatePropagation);
    QGraphicsLayout::setInstantInvalidatePropagation(instantInvalidatePropagation);
    QGraphicsScene scene;

    QGraphicsWidget *widget = new QGraphicsWidget;
    new QGraphicsLinearLayout(widget);

    widget->setMinimumSize(1,1);
    widget->setPreferredSize(34,34);
    widget->setMaximumSize(100,100);
    widget->resize(widget->preferredSize());

    scene.addItem(widget);

    qApp->processEvents();

    /* Invalidate and reactivate.  The size should not have changed */
    widget->layout()->invalidate();
    widget->layout()->activate();

    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
    qApp->processEvents();
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());

    widget->layout()->invalidate();
    widget->setX(1);  //Change just the position using setX
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
    qApp->processEvents();
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());

    widget->layout()->invalidate();
    widget->setGeometry(1,1,34,34);  //Change just the position using setGeometry
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
    qApp->processEvents();
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());

    widget->layout()->invalidate();
    widget->setGeometry(1,1,60,60);  //Change just the size using setGeometry
    QCOMPARE(widget->geometry().size(), QSizeF(60,60));
    QCOMPARE(widget->layout()->geometry().size(), QSizeF(60,60));
    qApp->processEvents();
    QCOMPARE(widget->geometry().size(), QSizeF(60,60));
    QCOMPARE(widget->layout()->geometry().size(), QSizeF(60,60));

    widget->layout()->invalidate();
    widget->setGeometry(0,0,34,34); //Change the size and position using setGeometry
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());
    qApp->processEvents();
    QCOMPARE(widget->geometry().size(), widget->preferredSize());
    QCOMPARE(widget->layout()->geometry().size(), widget->preferredSize());

    QGraphicsLayout::setInstantInvalidatePropagation(false);
}