c5ea7fd39a
Basically breakage by <windows.h> being included from the OpenGL parts of <QtGui/QtGui> included from <QtTest/QtTest>. Change-Id: Id285fb89c64bf77e2408faac5688acd085579351 Reviewed-on: http://codereview.qt.nokia.com/3952 Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>
2092 lines
74 KiB
C++
2092 lines
74 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <QtWidgets/qgraphicsanchorlayout.h>
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#include <private/qgraphicsanchorlayout_p.h>
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#include <QtWidgets/qgraphicswidget.h>
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#include <QtWidgets/qgraphicsproxywidget.h>
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#include <QtWidgets/qgraphicsview.h>
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#include <QtWidgets/qwindowsstyle.h>
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class tst_QGraphicsAnchorLayout : public QObject {
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Q_OBJECT
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public:
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tst_QGraphicsAnchorLayout() : QObject() {
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hasSimplification = qgetenv("QT_ANCHORLAYOUT_NO_SIMPLIFICATION").isEmpty();
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}
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private:
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bool hasSimplification;
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private slots:
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void simple();
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void simple_center();
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void simple_semifloat();
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void layoutDirection();
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void diagonal();
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void parallel();
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void parallel2();
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void snake();
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void snakeOppositeDirections();
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void fairDistribution();
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void fairDistributionOppositeDirections();
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void proportionalPreferred();
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void example();
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void setSpacing();
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void styleDefaults();
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void hardComplexS60();
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void stability();
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void delete_anchor();
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void conflicts();
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void sizePolicy();
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void floatConflict();
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void infiniteMaxSizes();
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void simplifiableUnfeasible();
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void simplificationVsOrder();
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void parallelSimplificationOfCenter();
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void simplificationVsRedundance();
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void spacingPersistency();
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void snakeParallelWithLayout();
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void parallelToHalfLayout();
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void globalSpacing();
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void graphicsAnchorHandling();
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void invalidHierarchyCheck();
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};
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class RectWidget : public QGraphicsWidget
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{
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public:
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RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent){}
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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painter->drawRoundRect(rect());
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painter->drawLine(rect().topLeft(), rect().bottomRight());
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painter->drawLine(rect().bottomLeft(), rect().topRight());
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}
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};
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static QGraphicsWidget *createItem(const QSizeF &minimum = QSizeF(100.0, 100.0),
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const QSizeF &preferred = QSize(150.0, 100.0),
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const QSizeF &maximum = QSizeF(200.0, 100.0),
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const QString &name = QString())
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{
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QGraphicsWidget *w = new RectWidget;
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w->setMinimumSize(minimum);
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w->setPreferredSize(preferred);
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w->setMaximumSize(maximum);
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w->setData(0, name);
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return w;
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}
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static void setAnchor(QGraphicsAnchorLayout *l,
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QGraphicsLayoutItem *firstItem,
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Qt::AnchorPoint firstEdge,
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QGraphicsLayoutItem *secondItem,
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Qt::AnchorPoint secondEdge,
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qreal spacing = 0)
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{
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QGraphicsAnchor *anchor = l->addAnchor(firstItem, firstEdge, secondItem, secondEdge);
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anchor->setSpacing(spacing);
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}
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static bool checkReverseDirection(QGraphicsWidget *widget)
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{
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QGraphicsLayout *layout = widget->layout();
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qreal left, top, right, bottom;
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layout->getContentsMargins(&left, &top, &right, &bottom);
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widget->setLayoutDirection(Qt::LeftToRight);
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QApplication::processEvents();
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const QRectF layoutGeometry = layout->geometry();
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QMap<QGraphicsLayoutItem *, QRectF> geometries;
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for (int i = 0; i < layout->count(); ++i) {
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QGraphicsLayoutItem *item = layout->itemAt(i);
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geometries.insert(item, item->geometry());
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}
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widget->setLayoutDirection(Qt::RightToLeft);
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QApplication::processEvents();
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layoutGeometry.adjusted(+right, +top, -left, -bottom);
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for (int i = 0; i < layout->count(); ++i) {
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QGraphicsLayoutItem *item = layout->itemAt(i);
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const QRectF rightToLeftGeometry = item->geometry();
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const QRectF leftToRightGeometry = geometries.value(item);
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QRectF expectedGeometry = leftToRightGeometry;
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expectedGeometry.moveRight(layoutGeometry.right() - leftToRightGeometry.left());
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if (expectedGeometry != rightToLeftGeometry) {
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qDebug() << "layout->geometry():" << layoutGeometry
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<< "expected:" << expectedGeometry
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<< "actual:" << rightToLeftGeometry;
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return false;
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}
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}
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return true;
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}
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static bool layoutHasConflict(QGraphicsAnchorLayout *l)
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{
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return QGraphicsAnchorLayoutPrivate::get(l)->hasConflicts();
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}
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static bool usedSimplex(QGraphicsAnchorLayout *l, Qt::Orientation o)
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{
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QGraphicsAnchorLayoutPrivate::Orientation oo = (o == Qt::Horizontal) ?
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QGraphicsAnchorLayoutPrivate::Horizontal :
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QGraphicsAnchorLayoutPrivate::Vertical;
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return QGraphicsAnchorLayoutPrivate::get(l)->lastCalculationUsedSimplex[oo];
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}
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void tst_QGraphicsAnchorLayout::simple()
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{
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QGraphicsWidget *w1 = createItem();
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QGraphicsWidget *w2 = createItem();
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QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
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l->setContentsMargins(0, 0, 0, 0);
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// Horizontal
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l->addAnchor(l, Qt::AnchorLeft, w1, Qt::AnchorLeft);
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l->addAnchor(w1, Qt::AnchorRight, w2, Qt::AnchorLeft);
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l->addAnchor(w2, Qt::AnchorRight, l, Qt::AnchorRight);
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// Vertical
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l->addAnchors(l, w1, Qt::Vertical);
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l->addAnchors(l, w2, Qt::Vertical);
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QCOMPARE(l->count(), 2);
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QGraphicsWidget p;
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p.setLayout(l);
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p.adjustSize();
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if (hasSimplification) {
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QVERIFY(!usedSimplex(l, Qt::Horizontal));
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QVERIFY(!usedSimplex(l, Qt::Vertical));
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}
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}
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void tst_QGraphicsAnchorLayout::simple_center()
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{
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QSizeF minSize(10, 10);
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QSizeF pref(50, 10);
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QSizeF maxSize(100, 10);
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QGraphicsWidget *a = createItem(minSize, pref, maxSize, "a");
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QGraphicsWidget *b = createItem(minSize, pref, maxSize, "b");
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QGraphicsWidget *c = createItem(minSize, pref, maxSize, "c");
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QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
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l->setContentsMargins(0, 0, 0, 0);
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// horizontal
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setAnchor(l, l, Qt::AnchorLeft, a, Qt::AnchorLeft, 0);
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setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft, 0);
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setAnchor(l, b, Qt::AnchorRight, l, Qt::AnchorRight, 0);
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setAnchor(l, a, Qt::AnchorHorizontalCenter, c, Qt::AnchorLeft, 0);
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setAnchor(l, c, Qt::AnchorRight, b, Qt::AnchorHorizontalCenter, 0);
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// vertical
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setAnchor(l, l, Qt::AnchorTop, a, Qt::AnchorTop, 0);
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setAnchor(l, l, Qt::AnchorTop, b, Qt::AnchorTop, 0);
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setAnchor(l, a, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
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setAnchor(l, b, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
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setAnchor(l, c, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
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QCOMPARE(l->count(), 3);
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QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
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p->setLayout(l);
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QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
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QCOMPARE(layoutMinimumSize, QSizeF(20, 20));
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QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
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QCOMPARE(layoutMaximumSize, QSizeF(200, 20));
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if (hasSimplification) {
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QVERIFY(usedSimplex(l, Qt::Horizontal));
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QVERIFY(!usedSimplex(l, Qt::Vertical));
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}
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delete p;
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}
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void tst_QGraphicsAnchorLayout::simple_semifloat()
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{
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// Useful for testing simplification between A_left and B_left.
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// Unfortunately the only way to really test that now is to manually inspect the
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// simplified graph.
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QSizeF minSize(10, 10);
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QSizeF pref(50, 10);
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QSizeF maxSize(100, 10);
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QGraphicsWidget *A = createItem(minSize, pref, maxSize, "A");
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QGraphicsWidget *B = createItem(minSize, pref, maxSize, "B");
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QGraphicsWidget *a = createItem(minSize, pref, maxSize, "a");
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QGraphicsWidget *b = createItem(minSize, pref, maxSize, "b");
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QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
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l->setContentsMargins(0, 0, 0, 0);
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// horizontal
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setAnchor(l, l, Qt::AnchorLeft, A, Qt::AnchorLeft, 0);
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setAnchor(l, A, Qt::AnchorRight, B, Qt::AnchorLeft, 0);
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setAnchor(l, B, Qt::AnchorRight, l, Qt::AnchorRight, 0);
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setAnchor(l, A, Qt::AnchorLeft, a, Qt::AnchorLeft, 0);
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setAnchor(l, B, Qt::AnchorLeft, b, Qt::AnchorLeft, 0);
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// vertical
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setAnchor(l, l, Qt::AnchorTop, A, Qt::AnchorTop, 0);
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setAnchor(l, l, Qt::AnchorTop, B, Qt::AnchorTop, 0);
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setAnchor(l, A, Qt::AnchorBottom, a, Qt::AnchorTop, 0);
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setAnchor(l, B, Qt::AnchorBottom, b, Qt::AnchorTop, 0);
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setAnchor(l, a, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
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setAnchor(l, b, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
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QCOMPARE(l->count(), 4);
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QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
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p->setLayout(l);
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QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
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QCOMPARE(layoutMinimumSize, QSizeF(20, 20));
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QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(100, 20));
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QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
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QCOMPARE(layoutMaximumSize, QSizeF(200, 20));
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delete p;
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}
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void tst_QGraphicsAnchorLayout::layoutDirection()
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{
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QSizeF minSize(10, 10);
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QSizeF pref(50, 10);
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QSizeF maxSize(100, 10);
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QGraphicsWidget *a = createItem(minSize, pref, maxSize, "a");
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QGraphicsWidget *b = createItem(minSize, pref, maxSize, "b");
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QGraphicsWidget *c = createItem(minSize, pref, QSizeF(100, 20), "c");
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a->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
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b->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
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c->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
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QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
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l->setContentsMargins(0, 5, 10, 15);
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// horizontal
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setAnchor(l, l, Qt::AnchorLeft, a, Qt::AnchorLeft, 0);
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setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft, 0);
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setAnchor(l, b, Qt::AnchorRight, l, Qt::AnchorRight, 0);
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setAnchor(l, a, Qt::AnchorHorizontalCenter, c, Qt::AnchorLeft, 0);
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setAnchor(l, c, Qt::AnchorRight, b, Qt::AnchorHorizontalCenter, 0);
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// vertical
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setAnchor(l, l, Qt::AnchorTop, a, Qt::AnchorTop, 0);
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setAnchor(l, l, Qt::AnchorTop, b, Qt::AnchorTop, 0);
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setAnchor(l, a, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
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setAnchor(l, b, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
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setAnchor(l, c, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
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QCOMPARE(l->count(), 3);
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QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
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p->setLayoutDirection(Qt::LeftToRight);
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p->setLayout(l);
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QGraphicsScene scene;
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QGraphicsView *view = new QGraphicsView(&scene);
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scene.addItem(p);
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p->show();
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view->show();
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QVERIFY(p->layout());
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QCOMPARE(checkReverseDirection(p), true);
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if (hasSimplification) {
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QVERIFY(usedSimplex(l, Qt::Horizontal));
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QVERIFY(!usedSimplex(l, Qt::Vertical));
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}
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delete p;
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delete view;
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}
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void tst_QGraphicsAnchorLayout::diagonal()
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{
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QSizeF minSize(10, 100);
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QSizeF pref(70, 100);
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QSizeF maxSize(100, 100);
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QGraphicsWidget *a = createItem(minSize, pref, maxSize, "A");
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QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
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QGraphicsWidget *c = createItem(minSize, pref, maxSize, "C");
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QGraphicsWidget *d = createItem(minSize, pref, maxSize, "D");
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QGraphicsWidget *e = createItem(minSize, pref, maxSize, "E");
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QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
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l->setContentsMargins(0, 0, 0, 0);
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l->setSpacing(0);
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// vertical
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l->addAnchor(a, Qt::AnchorTop, l, Qt::AnchorTop);
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l->addAnchor(b, Qt::AnchorTop, l, Qt::AnchorTop);
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l->addAnchor(c, Qt::AnchorTop, a, Qt::AnchorBottom);
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l->addAnchor(c, Qt::AnchorTop, b, Qt::AnchorBottom);
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l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
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l->addAnchor(c, Qt::AnchorBottom, e, Qt::AnchorTop);
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l->addAnchor(d, Qt::AnchorBottom, l, Qt::AnchorBottom);
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l->addAnchor(e, Qt::AnchorBottom, l, Qt::AnchorBottom);
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// horizontal
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l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
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l->addAnchor(l, Qt::AnchorLeft, d, Qt::AnchorLeft);
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l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
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l->addAnchor(a, Qt::AnchorRight, c, Qt::AnchorLeft);
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l->addAnchor(c, Qt::AnchorRight, e, Qt::AnchorLeft);
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l->addAnchor(b, Qt::AnchorRight, l, Qt::AnchorRight);
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l->addAnchor(e, Qt::AnchorRight, l, Qt::AnchorRight);
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l->addAnchor(d, Qt::AnchorRight, e, Qt::AnchorLeft);
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QCOMPARE(l->count(), 5);
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QGraphicsWidget p;
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p.setLayout(l);
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QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
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QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
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QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
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QCOMPARE(layoutMinimumSize, QSizeF(30.0, 300.0));
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QCOMPARE(layoutPreferredSize, QSizeF(170.0, 300.0));
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QCOMPARE(layoutMaximumSize, QSizeF(190.0, 300.0));
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p.resize(layoutMinimumSize);
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QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 10.0, 100.0));
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QCOMPARE(b->geometry(), QRectF(10.0, 0.0, 20.0, 100.0));
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QCOMPARE(c->geometry(), QRectF(10.0, 100.0, 10.0, 100.0));
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QCOMPARE(d->geometry(), QRectF(0.0, 200.0, 20.0, 100.0));
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QCOMPARE(e->geometry(), QRectF(20.0, 200.0, 10.0, 100.0));
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QCOMPARE(p.size(), layoutMinimumSize);
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p.resize(layoutPreferredSize);
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QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 70.0, 100.0));
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QCOMPARE(b->geometry(), QRectF(70.0, 0.0, 100.0, 100.0));
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QCOMPARE(c->geometry(), QRectF(70.0, 100.0, 30.0, 100.0));
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QCOMPARE(d->geometry(), QRectF(0.0, 200.0, 100.0, 100.0));
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QCOMPARE(e->geometry(), QRectF(100.0, 200.0, 70.0, 100.0));
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QCOMPARE(p.size(), layoutPreferredSize);
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p.resize(layoutMaximumSize);
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QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 90.0, 100.0));
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QCOMPARE(b->geometry(), QRectF(90.0, 0.0, 100.0, 100.0));
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QCOMPARE(c->geometry(), QRectF(90.0, 100.0, 10.0, 100.0));
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QCOMPARE(d->geometry(), QRectF(0.0, 200.0, 100.0, 100.0));
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QCOMPARE(e->geometry(), QRectF(100.0, 200.0, 90.0, 100.0));
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QCOMPARE(p.size(), layoutMaximumSize);
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QSizeF testA(175.0, 300.0);
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p.resize(testA);
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QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 75.0, 100.0));
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QCOMPARE(b->geometry(), QRectF(75.0, 0.0, 100.0, 100.0));
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QCOMPARE(c->geometry(), QRectF(75.0, 100.0, 25.0, 100.0));
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QCOMPARE(d->geometry(), QRectF(0.0, 200.0, 100.0, 100.0));
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QCOMPARE(e->geometry(), QRectF(100.0, 200.0, 75.0, 100.0));
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QCOMPARE(p.size(), testA);
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if (hasSimplification) {
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QVERIFY(usedSimplex(l, Qt::Horizontal));
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QVERIFY(!usedSimplex(l, Qt::Vertical));
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}
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QVERIFY(p.layout());
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QCOMPARE(checkReverseDirection(&p), true);
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|
|
c->setMinimumWidth(300);
|
|
QVERIFY(layoutHasConflict(l));
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::parallel()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(100, 100),
|
|
QSizeF(150, 100),
|
|
QSizeF(200, 100), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(100, 100),
|
|
QSizeF(150, 100),
|
|
QSizeF(300, 100), "B");
|
|
|
|
QGraphicsWidget *c = createItem(QSizeF(100, 100),
|
|
QSizeF(200, 100),
|
|
QSizeF(350, 100), "C");
|
|
|
|
QGraphicsWidget *d = createItem(QSizeF(100, 100),
|
|
QSizeF(170, 100),
|
|
QSizeF(200, 100), "D");
|
|
|
|
QGraphicsWidget *e = createItem(QSizeF(150, 100),
|
|
QSizeF(150, 100),
|
|
QSizeF(200, 100), "E");
|
|
|
|
QGraphicsWidget *f = createItem(QSizeF(100, 100),
|
|
QSizeF(150, 100),
|
|
QSizeF(200, 100), "F");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
|
|
l->addAnchor(d, Qt::AnchorBottom, e, Qt::AnchorTop);
|
|
l->addAnchor(e, Qt::AnchorBottom, f, Qt::AnchorTop);
|
|
l->addAnchor(f, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, c, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, d, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, e, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, f, Qt::AnchorLeft);
|
|
l->addAnchor(d, Qt::AnchorRight, f, Qt::AnchorLeft);
|
|
l->addAnchor(e, Qt::AnchorRight, f, Qt::AnchorLeft);
|
|
l->addAnchor(f, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 6);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(450, 600));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(620, 600));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(750, 600));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 100, 100));
|
|
QCOMPARE(b->geometry(), QRectF(100, 100, 100, 100));
|
|
QCOMPARE(c->geometry(), QRectF(100, 200, 250, 100));
|
|
QCOMPARE(d->geometry(), QRectF(200, 300, 150, 100));
|
|
QCOMPARE(e->geometry(), QRectF(200, 400, 150, 100));
|
|
QCOMPARE(f->geometry(), QRectF(350, 500, 100, 100));
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
if (!hasSimplification)
|
|
return;
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 150, 100));
|
|
QCOMPARE(b->geometry(), QRectF(150, 100, 150, 100));
|
|
QCOMPARE(c->geometry(), QRectF(150, 200, 320, 100));
|
|
QCOMPARE(d->geometry(), QRectF(300, 300, 170, 100));
|
|
QCOMPARE(e->geometry(), QRectF(300, 400, 170, 100));
|
|
QCOMPARE(f->geometry(), QRectF(470, 500, 150, 100));
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
// Maximum size depends on simplification / fair distribution
|
|
// Without that, test may or may not pass, depending on the
|
|
// solution found by the solver at runtime.
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 200, 100));
|
|
QCOMPARE(b->geometry(), QRectF(200, 100, 175, 100));
|
|
QCOMPARE(c->geometry(), QRectF(200, 200, 350, 100));
|
|
QCOMPARE(d->geometry(), QRectF(375, 300, 175, 100));
|
|
QCOMPARE(e->geometry(), QRectF(375, 400, 175, 100));
|
|
QCOMPARE(f->geometry(), QRectF(550, 500, 200, 100));
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::parallel2()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0),
|
|
QSizeF(200.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(100.0, 100.0),
|
|
QSizeF(150.0, 100.0),
|
|
QSizeF(190.0, 100.0), "B");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchors(l, a, Qt::Horizontal);
|
|
l->addAnchor(l, Qt::AnchorLeft, b, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, a, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 2);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(100.0, 200.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(150.0, 200.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(190.0, 200.0));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
if (hasSimplification) {
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::snake()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(50.0, 100.0),
|
|
QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(20.0, 100.0),
|
|
QSizeF(40.0, 100.0), "B");
|
|
|
|
QGraphicsWidget *c = createItem(QSizeF(50.0, 100.0),
|
|
QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0), "C");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorRight);
|
|
l->addAnchor(b, Qt::AnchorLeft, c, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 3);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(60.0, 300.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(120.0, 300.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(190.0, 300.0));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 50.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(10.0, 100.0, 40.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(10.0, 200.0, 50.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 70.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(50.0, 100.0, 20.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(50.0, 200.0, 70.0, 100.0));
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 100.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(90.0, 100.0, 10.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(90.0, 200.0, 100.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
QVERIFY(layoutHasConflict(l) == false);
|
|
|
|
// Test QSizePolicy::ExpandFlag, it shouldn't change the extreme
|
|
// points of the layout...
|
|
b->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
|
|
|
|
QSizeF newLayoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF newLayoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF newLayoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, newLayoutMinimumSize);
|
|
QCOMPARE(layoutMaximumSize, newLayoutMaximumSize);
|
|
QCOMPARE(layoutPreferredSize, newLayoutPreferredSize);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::snakeOppositeDirections()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(50.0, 100.0),
|
|
QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(20.0, 100.0),
|
|
QSizeF(40.0, 100.0), "B");
|
|
|
|
QGraphicsWidget *c = createItem(QSizeF(50.0, 100.0),
|
|
QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0), "C");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
|
|
// Both a and c are 'pointing' to b
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorRight);
|
|
l->addAnchor(c, Qt::AnchorLeft, b, Qt::AnchorLeft);
|
|
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 3);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(60.0, 300.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(120.0, 300.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(190.0, 300.0));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 50.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(10.0, 100.0, 40.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(10.0, 200.0, 50.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 70.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(50.0, 100.0, 20.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(50.0, 200.0, 70.0, 100.0));
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 100.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(90.0, 100.0, 10.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(90.0, 200.0, 100.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
QVERIFY(p.layout());
|
|
QCOMPARE(checkReverseDirection(&p), true);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::fairDistribution()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "B");
|
|
|
|
QGraphicsWidget *c = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "C");
|
|
|
|
QGraphicsWidget *d = createItem(QSizeF(60.0, 100.0),
|
|
QSizeF(165.0, 100.0),
|
|
QSizeF(600.0, 100.0), "D");
|
|
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
|
|
l->addAnchor(d, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, c, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(l, Qt::AnchorLeft, d, Qt::AnchorLeft);
|
|
l->addAnchor(d, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 4);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(60.0, 400.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(165.0, 400.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(300.0, 400.0));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
if (!hasSimplification)
|
|
QEXPECT_FAIL("", "Without simplification there is no fair distribution.", Abort);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 20.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(20.0, 100.0, 20.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(40.0, 200.0, 20.0, 100.0));
|
|
QCOMPARE(d->geometry(), QRectF(0.0, 300.0, 60.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 55.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(55.0, 100.0, 55.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(110.0, 200.0, 55.0, 100.0));
|
|
QCOMPARE(d->geometry(), QRectF(0.0, 300.0, 165.0, 100.0));
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(a->geometry(), QRectF(0.0, 0.0, 100.0, 100.0));
|
|
QCOMPARE(b->geometry(), QRectF(100.0, 100.0, 100.0, 100.0));
|
|
QCOMPARE(c->geometry(), QRectF(200.0, 200.0, 100.0, 100.0));
|
|
QCOMPARE(d->geometry(), QRectF(0.0, 300.0, 300.0, 100.0));
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
if (hasSimplification) {
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::fairDistributionOppositeDirections()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "B");
|
|
|
|
QGraphicsWidget *c = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "C");
|
|
|
|
QGraphicsWidget *d = createItem(QSizeF(10.0, 100.0),
|
|
QSizeF(50.0, 100.0),
|
|
QSizeF(100.0, 100.0), "D");
|
|
|
|
QGraphicsWidget *e = createItem(QSizeF(60.0, 100.0),
|
|
QSizeF(220.0, 100.0),
|
|
QSizeF(600.0, 100.0), "E");
|
|
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
|
|
l->addAnchor(d, Qt::AnchorBottom, e, Qt::AnchorTop);
|
|
l->addAnchor(e, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(a, Qt::AnchorLeft, l, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorLeft, a, Qt::AnchorRight);
|
|
l->addAnchor(c, Qt::AnchorLeft, b, Qt::AnchorRight);
|
|
l->addAnchor(d, Qt::AnchorLeft, c, Qt::AnchorRight);
|
|
l->addAnchor(d, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchors(l, e, Qt::Horizontal);
|
|
|
|
QCOMPARE(l->count(), 5);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(60.0, 500.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(220.0, 500.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(400.0, 500.0));
|
|
|
|
if (!hasSimplification)
|
|
return;
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(a->size(), b->size());
|
|
QCOMPARE(a->size(), c->size());
|
|
QCOMPARE(a->size(), d->size());
|
|
QCOMPARE(e->size().width(), 4 * a->size().width());
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(a->size(), b->size());
|
|
QCOMPARE(a->size(), c->size());
|
|
QCOMPARE(a->size(), d->size());
|
|
QCOMPARE(e->size().width(), 4 * a->size().width());
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(a->size(), b->size());
|
|
QCOMPARE(a->size(), c->size());
|
|
QCOMPARE(a->size(), d->size());
|
|
QCOMPARE(e->size().width(), 4 * a->size().width());
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::proportionalPreferred()
|
|
{
|
|
QSizeF minSize(0, 100);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, QSizeF(10, 100), QSizeF(20, 100), "A");
|
|
QGraphicsWidget *b = createItem(minSize, QSizeF(20, 100), QSizeF(30, 100), "B");
|
|
QGraphicsWidget *c = createItem(minSize, QSizeF(14, 100), QSizeF(20, 100), "C");
|
|
QGraphicsWidget *d = createItem(minSize, QSizeF(10, 100), QSizeF(20, 100), "D");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
|
|
l->addAnchor(d, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(l, Qt::AnchorLeft, b, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, c, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, d, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(d, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 4);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(0, 400));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(24, 400));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(30, 400));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(c->size().width(), d->size().width());
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
|
|
p.resize(QSizeF(12, 400));
|
|
|
|
// Proportionality between size given and preferred size, this
|
|
// should be respected in this graph for (a) and (b)|(c).
|
|
qreal factor = 12.0 / 24.0;
|
|
|
|
QCOMPARE(c->size().width(), d->size().width());
|
|
QCOMPARE(a->size().width(), 10 * factor);
|
|
QCOMPARE(c->size().width(), 14 * factor);
|
|
QCOMPARE(p.size(), QSizeF(12, 400));
|
|
|
|
if (hasSimplification) {
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::example()
|
|
{
|
|
QSizeF minSize(30, 100);
|
|
QSizeF pref(210, 100);
|
|
QSizeF maxSize(300, 100);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "A");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize, "C");
|
|
QGraphicsWidget *d = createItem(minSize, pref, maxSize, "D");
|
|
QGraphicsWidget *e = createItem(minSize, pref, maxSize, "E");
|
|
QGraphicsWidget *f = createItem(QSizeF(30, 50), QSizeF(150, 50), maxSize, "F");
|
|
QGraphicsWidget *g = createItem(QSizeF(30, 50), QSizeF(30, 100), maxSize, "G");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
// vertical
|
|
l->addAnchor(a, Qt::AnchorTop, l, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorTop, l, Qt::AnchorTop);
|
|
|
|
l->addAnchor(c, Qt::AnchorTop, a, Qt::AnchorBottom);
|
|
l->addAnchor(c, Qt::AnchorTop, b, Qt::AnchorBottom);
|
|
l->addAnchor(c, Qt::AnchorBottom, d, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, e, Qt::AnchorTop);
|
|
|
|
l->addAnchor(d, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
l->addAnchor(e, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchor(c, Qt::AnchorTop, f, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorVerticalCenter, f, Qt::AnchorBottom);
|
|
l->addAnchor(f, Qt::AnchorBottom, g, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, g, Qt::AnchorBottom);
|
|
|
|
// horizontal
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(l, Qt::AnchorLeft, d, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
|
|
l->addAnchor(a, Qt::AnchorRight, c, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, e, Qt::AnchorLeft);
|
|
|
|
l->addAnchor(b, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(e, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(d, Qt::AnchorRight, e, Qt::AnchorLeft);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, f, Qt::AnchorLeft);
|
|
l->addAnchor(l, Qt::AnchorLeft, g, Qt::AnchorLeft);
|
|
l->addAnchor(f, Qt::AnchorRight, g, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 7);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(layoutMinimumSize, QSizeF(90.0, 300.0));
|
|
QCOMPARE(layoutPreferredSize, QSizeF(510.0, 300.0));
|
|
QCOMPARE(layoutMaximumSize, QSizeF(570.0, 300.0));
|
|
|
|
p.resize(layoutMinimumSize);
|
|
QCOMPARE(p.size(), layoutMinimumSize);
|
|
QCOMPARE(a->size(), e->size());
|
|
QCOMPARE(b->size(), d->size());
|
|
QCOMPARE(f->size(), g->size());
|
|
|
|
p.resize(layoutPreferredSize);
|
|
QCOMPARE(p.size(), layoutPreferredSize);
|
|
QCOMPARE(a->size(), e->size());
|
|
QCOMPARE(b->size(), d->size());
|
|
QCOMPARE(f->size(), g->size());
|
|
|
|
p.resize(layoutMaximumSize);
|
|
QCOMPARE(p.size(), layoutMaximumSize);
|
|
QCOMPARE(a->size(), e->size());
|
|
QCOMPARE(b->size(), d->size());
|
|
QCOMPARE(f->size(), g->size());
|
|
|
|
if (hasSimplification) {
|
|
QVERIFY(usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(usedSimplex(l, Qt::Vertical));
|
|
}
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::setSpacing()
|
|
{
|
|
QSizeF minSize(10, 10);
|
|
QSizeF pref(20, 20);
|
|
QSizeF maxSize(50, 50);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize);
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize);
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize);
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->addCornerAnchors(l, Qt::TopLeftCorner, a, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(b, Qt::TopRightCorner, l, Qt::TopRightCorner);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
|
|
l->addAnchors(l, c, Qt::Horizontal);
|
|
|
|
l->addAnchor(a, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
|
|
|
|
p->setLayout(l);
|
|
l->setSpacing(1);
|
|
|
|
// don't let the style influence the test.
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
QGraphicsScene scene;
|
|
scene.addItem(p);
|
|
QGraphicsView *view = new QGraphicsView(&scene);
|
|
view->show();
|
|
p->show();
|
|
|
|
QApplication::processEvents();
|
|
#ifdef Q_WS_MAC
|
|
QTest::qWait(200);
|
|
#endif
|
|
|
|
// 21x21
|
|
QCOMPARE(p->size(), QSizeF(41, 41));
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 20, 20));
|
|
QCOMPARE(b->geometry(), QRectF(21, 0, 20, 20));
|
|
QCOMPARE(c->geometry(), QRectF(0, 21, 41, 20));
|
|
|
|
l->setHorizontalSpacing(4);
|
|
QApplication::processEvents();
|
|
p->adjustSize();
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 20, 20));
|
|
QCOMPARE(b->geometry(), QRectF(24, 0, 20, 20));
|
|
QCOMPARE(c->geometry(), QRectF(0, 21, 44, 20));
|
|
|
|
l->setVerticalSpacing(0);
|
|
QApplication::processEvents();
|
|
p->adjustSize();
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 20, 20));
|
|
QCOMPARE(b->geometry(), QRectF(24, 0, 20, 20));
|
|
QCOMPARE(c->geometry(), QRectF(0, 20, 44, 20));
|
|
|
|
delete p;
|
|
delete view;
|
|
}
|
|
|
|
class CustomLayoutStyle : public QWindowsStyle
|
|
{
|
|
Q_OBJECT
|
|
public:
|
|
CustomLayoutStyle() : QWindowsStyle()
|
|
{
|
|
hspacing = 5;
|
|
vspacing = 10;
|
|
}
|
|
|
|
virtual int pixelMetric(PixelMetric metric, const QStyleOption * option = 0,
|
|
const QWidget * widget = 0 ) const;
|
|
|
|
int hspacing;
|
|
int vspacing;
|
|
|
|
protected slots:
|
|
int layoutSpacingImplementation(QSizePolicy::ControlType control1,
|
|
QSizePolicy::ControlType control2,
|
|
Qt::Orientation orientation,
|
|
const QStyleOption *option = 0,
|
|
const QWidget *widget = 0) const;
|
|
|
|
};
|
|
|
|
#define CT1(c) CT2(c, c)
|
|
#define CT2(c1, c2) ((uint)c1 << 16) | (uint)c2
|
|
|
|
int CustomLayoutStyle::layoutSpacingImplementation(QSizePolicy::ControlType control1,
|
|
QSizePolicy::ControlType control2,
|
|
Qt::Orientation orientation,
|
|
const QStyleOption * /*option = 0*/,
|
|
const QWidget * /*widget = 0*/) const
|
|
{
|
|
if (orientation == Qt::Horizontal) {
|
|
switch (CT2(control1, control2)) {
|
|
case CT1(QSizePolicy::PushButton):
|
|
return 2;
|
|
break;
|
|
}
|
|
return 5;
|
|
} else {
|
|
switch (CT2(control1, control2)) {
|
|
case CT1(QSizePolicy::RadioButton):
|
|
return 2;
|
|
break;
|
|
|
|
}
|
|
return 10;
|
|
}
|
|
}
|
|
|
|
int CustomLayoutStyle::pixelMetric(PixelMetric metric, const QStyleOption * option /*= 0*/,
|
|
const QWidget * widget /*= 0*/ ) const
|
|
{
|
|
switch (metric) {
|
|
case PM_LayoutLeftMargin:
|
|
return 0;
|
|
break;
|
|
case PM_LayoutTopMargin:
|
|
return 3;
|
|
break;
|
|
case PM_LayoutRightMargin:
|
|
return 6;
|
|
break;
|
|
case PM_LayoutBottomMargin:
|
|
return 9;
|
|
break;
|
|
case PM_LayoutHorizontalSpacing:
|
|
return hspacing;
|
|
case PM_LayoutVerticalSpacing:
|
|
return vspacing;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return QWindowsStyle::pixelMetric(metric, option, widget);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::styleDefaults()
|
|
{
|
|
QSizeF minSize (10, 10);
|
|
QSizeF pref(20, 20);
|
|
QSizeF maxSize (50, 50);
|
|
|
|
/*
|
|
create this layout, where a,b have controlType QSizePolicy::RadioButton
|
|
c,d have controlType QSizePolicy::PushButton:
|
|
+-------+
|
|
|a |
|
|
| b |
|
|
| c |
|
|
| d|
|
|
+-------+
|
|
*/
|
|
QGraphicsScene scene;
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize);
|
|
QSizePolicy spRadioButton = a->sizePolicy();
|
|
spRadioButton.setControlType(QSizePolicy::RadioButton);
|
|
a->setSizePolicy(spRadioButton);
|
|
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize);
|
|
b->setSizePolicy(spRadioButton);
|
|
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize);
|
|
QSizePolicy spPushButton = c->sizePolicy();
|
|
spPushButton.setControlType(QSizePolicy::PushButton);
|
|
c->setSizePolicy(spPushButton);
|
|
|
|
QGraphicsWidget *d = createItem(minSize, pref, maxSize);
|
|
d->setSizePolicy(spPushButton);
|
|
|
|
QGraphicsWidget *window = new QGraphicsWidget(0, Qt::Window);
|
|
|
|
// Test layoutSpacingImplementation
|
|
CustomLayoutStyle *style = new CustomLayoutStyle;
|
|
style->hspacing = -1;
|
|
style->vspacing = -1;
|
|
window->setStyle(style);
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
|
|
l->addCornerAnchors(l, Qt::TopLeftCorner, a, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(a, Qt::BottomRightCorner, b, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(b, Qt::BottomRightCorner, c, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(c, Qt::BottomRightCorner, d, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(d, Qt::BottomRightCorner, l, Qt::BottomRightCorner);
|
|
|
|
window->setLayout(l);
|
|
|
|
scene.addItem(window);
|
|
|
|
window->show();
|
|
QGraphicsView view(&scene);
|
|
view.resize(200, 200);
|
|
view.show();
|
|
|
|
window->adjustSize();
|
|
QCOMPARE(a->geometry(), QRectF(0, 3, 20, 20)); //radio
|
|
QCOMPARE(b->geometry(), QRectF(25, 25, 20, 20)); //radio
|
|
QCOMPARE(c->geometry(), QRectF(50, 55, 20, 20)); //push
|
|
QCOMPARE(d->geometry(), QRectF(72, 85, 20, 20)); //push
|
|
QCOMPARE(l->geometry(), QRectF(0, 0, 98, 114));
|
|
|
|
|
|
// Test pixelMetric(PM_Layout{Horizontal|Vertical}Spacing
|
|
window->setStyle(0);
|
|
|
|
style->hspacing = 1;
|
|
style->vspacing = 2;
|
|
|
|
window->setStyle(style);
|
|
window->adjustSize();
|
|
QCOMPARE(a->geometry(), QRectF(0, 3, 20, 20));
|
|
QCOMPARE(b->geometry(), QRectF(21, 25, 20, 20));
|
|
QCOMPARE(c->geometry(), QRectF(42, 47, 20, 20));
|
|
QCOMPARE(d->geometry(), QRectF(63, 69, 20, 20));
|
|
QCOMPARE(l->geometry(), QRectF(0, 0, 89, 98));
|
|
|
|
window->setStyle(0);
|
|
delete style;
|
|
}
|
|
|
|
|
|
/*!
|
|
Taken from "hard" complex case, found at
|
|
https://cwiki.nokia.com/S60QTUI/AnchorLayoutComplexCases
|
|
|
|
This layout has a special property, since it has two possible solutions for its minimum size.
|
|
|
|
For instance, when it is in its minimum size - the layout have two possible solutions:
|
|
1. c.width == 10, e.width == 10 and g.width == 10
|
|
(all others have width 0)
|
|
2. d.width == 10 and g.width == 10
|
|
(all others have width 0)
|
|
|
|
It also has several solutions for preferred size.
|
|
*/
|
|
static QGraphicsAnchorLayout *createAmbiguousS60Layout()
|
|
{
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
QSizeF minSize(0, 10);
|
|
QSizeF pref(50, 10);
|
|
QSizeF maxSize(100, 10);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "a");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "b");
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize, "c");
|
|
QGraphicsWidget *d = createItem(minSize, pref, maxSize, "d");
|
|
QGraphicsWidget *e = createItem(minSize, pref, maxSize, "e");
|
|
QGraphicsWidget *f = createItem(minSize, pref, maxSize, "f");
|
|
QGraphicsWidget *g = createItem(minSize, pref, maxSize, "g");
|
|
|
|
//<!-- Trunk -->
|
|
setAnchor(l, l, Qt::AnchorLeft, a, Qt::AnchorLeft, 10);
|
|
setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft, 10);
|
|
setAnchor(l, b, Qt::AnchorRight, c, Qt::AnchorLeft, 10);
|
|
setAnchor(l, c, Qt::AnchorRight, d, Qt::AnchorLeft, 10);
|
|
setAnchor(l, d, Qt::AnchorRight, l, Qt::AnchorRight, 10);
|
|
|
|
//<!-- Above trunk -->
|
|
setAnchor(l, b, Qt::AnchorLeft, e, Qt::AnchorLeft, 10);
|
|
setAnchor(l, e, Qt::AnchorRight, d, Qt::AnchorLeft, 10);
|
|
|
|
//<!-- Below trunk -->
|
|
setAnchor(l, a, Qt::AnchorHorizontalCenter, g, Qt::AnchorLeft, 10);
|
|
setAnchor(l, g, Qt::AnchorRight, f, Qt::AnchorHorizontalCenter, 10);
|
|
setAnchor(l, c, Qt::AnchorLeft, f, Qt::AnchorLeft, 10);
|
|
setAnchor(l, f, Qt::AnchorRight, d, Qt::AnchorRight, 10);
|
|
|
|
//<!-- vertical is simpler -->
|
|
setAnchor(l, l, Qt::AnchorTop, e, Qt::AnchorTop, 0);
|
|
setAnchor(l, e, Qt::AnchorBottom, a, Qt::AnchorTop, 0);
|
|
setAnchor(l, e, Qt::AnchorBottom, b, Qt::AnchorTop, 0);
|
|
setAnchor(l, e, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
|
|
setAnchor(l, e, Qt::AnchorBottom, d, Qt::AnchorTop, 0);
|
|
setAnchor(l, a, Qt::AnchorBottom, f, Qt::AnchorTop, 0);
|
|
setAnchor(l, a, Qt::AnchorBottom, b, Qt::AnchorBottom, 0);
|
|
setAnchor(l, a, Qt::AnchorBottom, c, Qt::AnchorBottom, 0);
|
|
setAnchor(l, a, Qt::AnchorBottom, d, Qt::AnchorBottom, 0);
|
|
setAnchor(l, f, Qt::AnchorBottom, g, Qt::AnchorTop, 0);
|
|
setAnchor(l, g, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
|
|
return l;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::hardComplexS60()
|
|
{
|
|
QGraphicsAnchorLayout *l = createAmbiguousS60Layout();
|
|
QCOMPARE(l->count(), 7);
|
|
|
|
QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
|
|
p->setLayout(l);
|
|
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
QCOMPARE(layoutMinimumSize, QSizeF(60, 40));
|
|
// expected preferred might be wrong, (haven't manually verified it)
|
|
QSizeF layoutPreferredSize = l->effectiveSizeHint(Qt::PreferredSize);
|
|
QCOMPARE(layoutPreferredSize, QSizeF(220, 40));
|
|
QSizeF layoutMaximumSize = l->effectiveSizeHint(Qt::MaximumSize);
|
|
QCOMPARE(layoutMaximumSize, QSizeF(240, 40));
|
|
|
|
delete p;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::stability()
|
|
{
|
|
QVector<QRectF> geometries;
|
|
geometries.resize(7);
|
|
QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
|
|
bool sameAsPreviousArrangement = true;
|
|
// it usually fails after 3-4 iterations
|
|
for (int pass = 0; pass < 20 && sameAsPreviousArrangement; ++pass) {
|
|
// In case we need to "scramble" the heap allocator to provoke this bug.
|
|
//static const int primes[] = {2, 3, 5, 13, 89, 233, 1597, 28657, 514229}; // fibo primes
|
|
//const int primeCount = sizeof(primes)/sizeof(int);
|
|
//int alloc = primes[pass % primeCount] + pass;
|
|
//void *mem = qMalloc(alloc);
|
|
//qFree(mem);
|
|
QGraphicsAnchorLayout *l = createAmbiguousS60Layout();
|
|
p->setLayout(l);
|
|
QSizeF layoutMinimumSize = l->effectiveSizeHint(Qt::MinimumSize);
|
|
l->setGeometry(QRectF(QPointF(0,0), layoutMinimumSize));
|
|
QApplication::processEvents();
|
|
for (int i = l->count() - 1; i >=0 && sameAsPreviousArrangement; --i) {
|
|
QRectF geom = l->itemAt(i)->geometry();
|
|
if (pass != 0) {
|
|
sameAsPreviousArrangement = (geometries[i] == geom);
|
|
}
|
|
geometries[i] = geom;
|
|
}
|
|
p->setLayout(0); // uninstalls and deletes the layout
|
|
QApplication::processEvents();
|
|
}
|
|
delete p;
|
|
QEXPECT_FAIL("", "The layout have several solutions, but which solution it picks is not stable", Continue);
|
|
QCOMPARE(sameAsPreviousArrangement, true);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::delete_anchor()
|
|
{
|
|
QGraphicsScene scene;
|
|
QSizeF minSize(0, 0);
|
|
QSizeF prefSize(50, 50);
|
|
QSizeF maxSize(100, 100);
|
|
QGraphicsWidget *w1 = createItem(minSize, prefSize, maxSize, "w1");
|
|
QGraphicsWidget *w2 = createItem(minSize, prefSize, maxSize, "w2");
|
|
QGraphicsWidget *w3 = createItem(minSize, prefSize, maxSize, "w3");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setSpacing(0);
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
// Horizontal
|
|
l->addAnchor(l, Qt::AnchorLeft, w1, Qt::AnchorLeft);
|
|
l->addAnchor(w1, Qt::AnchorRight, w2, Qt::AnchorLeft);
|
|
l->addAnchor(w2, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(w1, Qt::AnchorRight, w3, Qt::AnchorLeft);
|
|
l->addAnchor(w3, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
// Vertical
|
|
l->addAnchors(l, w1, Qt::Vertical);
|
|
l->addAnchors(l, w2, Qt::Vertical);
|
|
l->addAnchors(l, w3, Qt::Vertical);
|
|
|
|
QGraphicsAnchor *anchor = l->anchor(w3, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
anchor->setSpacing(10);
|
|
|
|
QGraphicsWidget *p = new QGraphicsWidget;
|
|
p->setLayout(l);
|
|
|
|
QCOMPARE(l->count(), 3);
|
|
|
|
scene.addItem(p);
|
|
QGraphicsView *view = new QGraphicsView(&scene);
|
|
QApplication::processEvents();
|
|
// Should now be simplified
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize).width(), qreal(110));
|
|
QGraphicsAnchor *anchor1 = l->anchor(w3, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
QVERIFY(anchor1);
|
|
QGraphicsAnchor *anchor2 = l->anchor(w3, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
QVERIFY(anchor2);
|
|
QGraphicsAnchor *anchor3 = l->anchor(l, Qt::AnchorRight, w3, Qt::AnchorRight);
|
|
QVERIFY(anchor3);
|
|
QGraphicsAnchor *anchor4 = l->anchor(l, Qt::AnchorRight, w3, Qt::AnchorRight);
|
|
QVERIFY(anchor4);
|
|
|
|
// should all be the same object
|
|
QCOMPARE(anchor1, anchor2);
|
|
QCOMPARE(anchor2, anchor3);
|
|
QCOMPARE(anchor3, anchor4);
|
|
|
|
// check if removal works
|
|
delete anchor1;
|
|
|
|
QApplication::processEvents();
|
|
|
|
// it should also change the preferred size of the layout
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize).width(), qreal(100));
|
|
|
|
delete p;
|
|
delete view;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::sizePolicy()
|
|
{
|
|
QGraphicsScene scene;
|
|
QSizeF minSize(0, 0);
|
|
QSizeF prefSize(50, 50);
|
|
QSizeF maxSize(100, 100);
|
|
QGraphicsWidget *w1 = createItem(minSize, prefSize, maxSize, "w1");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setSpacing(0);
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
// horizontal and vertical
|
|
l->addAnchors(l, w1);
|
|
|
|
QGraphicsWidget *p = new QGraphicsWidget;
|
|
p->setLayout(l);
|
|
|
|
scene.addItem(p);
|
|
QGraphicsView *view = new QGraphicsView(&scene);
|
|
|
|
// QSizePolicy::Minimum
|
|
w1->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
|
|
QApplication::processEvents();
|
|
w1->adjustSize();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(100, 100));
|
|
|
|
// QSizePolicy::Maximum
|
|
w1->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
|
|
QApplication::processEvents();
|
|
w1->adjustSize();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(0, 0));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(50, 50));
|
|
|
|
// QSizePolicy::Fixed
|
|
w1->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
|
|
QApplication::processEvents();
|
|
w1->adjustSize();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(50, 50));
|
|
|
|
// QSizePolicy::Preferred
|
|
w1->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
|
QApplication::processEvents();
|
|
w1->adjustSize();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(0, 0));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(100, 100));
|
|
|
|
// QSizePolicy::Ignored
|
|
w1->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
|
|
QApplication::processEvents();
|
|
w1->adjustSize();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(0, 0));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(0, 0));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(100, 100));
|
|
|
|
// Anchor size policies
|
|
w1->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
|
|
QGraphicsAnchor *anchor = l->anchor(l, Qt::AnchorLeft, w1, Qt::AnchorLeft);
|
|
anchor->setSpacing(10);
|
|
|
|
// QSizePolicy::Minimum
|
|
anchor->setSizePolicy(QSizePolicy::Minimum);
|
|
QApplication::processEvents();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(60, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(60, 50));
|
|
// The layout has a maximum size of QWIDGETSIZE_MAX, so the result won't exceed that value.
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(QWIDGETSIZE_MAX, 50));
|
|
|
|
// QSizePolicy::Preferred
|
|
anchor->setSizePolicy(QSizePolicy::Preferred);
|
|
QApplication::processEvents();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(60, 50));
|
|
// The layout has a maximum size of QWIDGETSIZE_MAX, so the result won't exceed that value.
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(QWIDGETSIZE_MAX, 50));
|
|
|
|
// QSizePolicy::Maximum
|
|
anchor->setSizePolicy(QSizePolicy::Maximum);
|
|
QApplication::processEvents();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(60, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(60, 50));
|
|
|
|
// QSizePolicy::Ignored
|
|
anchor->setSizePolicy(QSizePolicy::Ignored);
|
|
QApplication::processEvents();
|
|
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MinimumSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::PreferredSize), QSizeF(50, 50));
|
|
QCOMPARE(l->effectiveSizeHint(Qt::MaximumSize), QSizeF(QWIDGETSIZE_MAX, 50));
|
|
|
|
if (hasSimplification) {
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
QVERIFY(!usedSimplex(l, Qt::Vertical));
|
|
}
|
|
|
|
delete p;
|
|
delete view;
|
|
}
|
|
|
|
/*!
|
|
\internal
|
|
|
|
Uses private API. (We have decided to pull hasConflicts() out of the API). However, it also
|
|
tests some tight conditions (almost-in-conflict) that we really want to test.
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::conflicts()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(80,10), QSizeF(90,10), QSizeF(100,10), "a");
|
|
QGraphicsWidget *b = createItem(QSizeF(10,10), QSizeF(20,10), QSizeF(30,10), "b");
|
|
QGraphicsWidget *c = createItem(QSizeF(10,10), QSizeF(20,10), QSizeF(30,10), "c");
|
|
|
|
QGraphicsAnchorLayout *l;
|
|
QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
|
|
|
|
l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
// with the following setup, 'a' cannot be larger than 30 we will first have a Simplex conflict
|
|
|
|
// horizontal
|
|
setAnchor(l, l, Qt::AnchorLeft, b, Qt::AnchorLeft);
|
|
setAnchor(l, b, Qt::AnchorRight, c, Qt::AnchorLeft);
|
|
setAnchor(l, c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
setAnchor(l, b, Qt::AnchorHorizontalCenter, a, Qt::AnchorLeft);
|
|
setAnchor(l, a, Qt::AnchorRight, c, Qt::AnchorHorizontalCenter);
|
|
|
|
// vertical
|
|
setAnchor(l, l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
setAnchor(l, a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
setAnchor(l, a, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
setAnchor(l, b, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
setAnchor(l, c, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
p->setLayout(l);
|
|
|
|
QCOMPARE(layoutHasConflict(l), true);
|
|
|
|
a->setMinimumSize(QSizeF(29,10));
|
|
QCOMPARE(layoutHasConflict(l), false);
|
|
|
|
a->setMinimumSize(QSizeF(30,10));
|
|
QCOMPARE(layoutHasConflict(l), false);
|
|
|
|
delete p;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::floatConflict()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(80,10), QSizeF(90,10), QSizeF(100,10), "a");
|
|
QGraphicsWidget *b = createItem(QSizeF(80,10), QSizeF(90,10), QSizeF(100,10), "b");
|
|
|
|
QGraphicsAnchorLayout *l;
|
|
QGraphicsWidget *p = new QGraphicsWidget(0, Qt::Window);
|
|
|
|
l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
p->setLayout(l);
|
|
|
|
// horizontal
|
|
// with this anchor we have two floating items
|
|
setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
|
|
// Just checking if the layout is handling well the removal of floating items
|
|
delete l->anchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
QCOMPARE(l->count(), 0);
|
|
QCOMPARE(layoutHasConflict(l), false);
|
|
|
|
// setting back the same anchor
|
|
setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
|
|
// We don't support floating items but they should be counted as if they are in the layout
|
|
QCOMPARE(l->count(), 2);
|
|
// Although, we have an invalid situation
|
|
QCOMPARE(layoutHasConflict(l), true);
|
|
|
|
// Semi-floats are supported
|
|
setAnchor(l, a, Qt::AnchorLeft, l, Qt::AnchorLeft);
|
|
QCOMPARE(l->count(), 2);
|
|
|
|
// Vertically the layout has floating items. Therefore, we have a conflict
|
|
QCOMPARE(layoutHasConflict(l), true);
|
|
|
|
// No more floating items
|
|
setAnchor(l, b, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
setAnchor(l, a, Qt::AnchorTop, l, Qt::AnchorTop);
|
|
setAnchor(l, a, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
setAnchor(l, b, Qt::AnchorTop, l, Qt::AnchorTop);
|
|
setAnchor(l, b, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
QCOMPARE(layoutHasConflict(l), false);
|
|
|
|
delete p;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::infiniteMaxSizes()
|
|
{
|
|
if (sizeof(qreal) <= 4) {
|
|
QSKIP("qreal has too little precision, result will be wrong", SkipAll);
|
|
}
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
QSizeF minSize(10, 10);
|
|
QSizeF pref(50, 10);
|
|
QSizeF maxSize(QWIDGETSIZE_MAX, 10);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "a");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "b");
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize, "c");
|
|
QGraphicsWidget *d = createItem(minSize, pref, maxSize, "d");
|
|
QGraphicsWidget *e = createItem(minSize, pref, maxSize, "e");
|
|
|
|
//<!-- Trunk -->
|
|
setAnchor(l, l, Qt::AnchorLeft, a, Qt::AnchorLeft, 0);
|
|
setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft, 0);
|
|
setAnchor(l, b, Qt::AnchorRight, c, Qt::AnchorLeft, 0);
|
|
setAnchor(l, c, Qt::AnchorRight, d, Qt::AnchorLeft, 0);
|
|
setAnchor(l, d, Qt::AnchorRight, l, Qt::AnchorRight, 0);
|
|
setAnchor(l, b, Qt::AnchorHorizontalCenter, e, Qt::AnchorLeft, 0);
|
|
setAnchor(l, e, Qt::AnchorRight, c, Qt::AnchorHorizontalCenter, 0);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
QCOMPARE(int(p.effectiveSizeHint(Qt::MaximumSize).width()),
|
|
QWIDGETSIZE_MAX);
|
|
|
|
p.resize(200, 10);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 50, 10));
|
|
QCOMPARE(b->geometry(), QRectF(50, 0, 50, 10));
|
|
QCOMPARE(c->geometry(), QRectF(100, 0, 50, 10));
|
|
QCOMPARE(d->geometry(), QRectF(150, 0, 50, 10));
|
|
|
|
p.resize(1000, 10);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 250, 10));
|
|
QCOMPARE(b->geometry(), QRectF(250, 0, 250, 10));
|
|
QCOMPARE(c->geometry(), QRectF(500, 0, 250, 10));
|
|
QCOMPARE(d->geometry(), QRectF(750, 0, 250, 10));
|
|
|
|
p.resize(40000, 10);
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 10000, 10));
|
|
QCOMPARE(b->geometry(), QRectF(10000, 0, 10000, 10));
|
|
QCOMPARE(c->geometry(), QRectF(20000, 0, 10000, 10));
|
|
QCOMPARE(d->geometry(), QRectF(30000, 0, 10000, 10));
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::simplifiableUnfeasible()
|
|
{
|
|
QGraphicsWidget *a = createItem(QSizeF(70.0, 100.0),
|
|
QSizeF(100.0, 100.0),
|
|
QSizeF(100.0, 100.0), "A");
|
|
|
|
QGraphicsWidget *b = createItem(QSizeF(110.0, 100.0),
|
|
QSizeF(150.0, 100.0),
|
|
QSizeF(190.0, 100.0), "B");
|
|
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
l->addAnchors(l, a, Qt::Horizontal);
|
|
l->addAnchor(l, Qt::AnchorLeft, b, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, a, Qt::AnchorRight);
|
|
|
|
QCOMPARE(l->count(), 2);
|
|
|
|
QGraphicsWidget p;
|
|
p.setLayout(l);
|
|
|
|
l->invalidate();
|
|
QVERIFY(layoutHasConflict(l));
|
|
if (hasSimplification)
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
|
|
// Now we make it valid
|
|
b->setMinimumWidth(100);
|
|
|
|
l->invalidate();
|
|
QVERIFY(!layoutHasConflict(l));
|
|
if (hasSimplification)
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
|
|
// And make it invalid again
|
|
a->setPreferredWidth(70);
|
|
a->setMaximumWidth(70);
|
|
|
|
l->invalidate();
|
|
QVERIFY(layoutHasConflict(l));
|
|
if (hasSimplification)
|
|
QVERIFY(!usedSimplex(l, Qt::Horizontal));
|
|
}
|
|
|
|
/*
|
|
Test whether the anchor direction can prevent it from
|
|
being simplificated
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::simplificationVsOrder()
|
|
{
|
|
QSizeF minSize(10, 10);
|
|
QSizeF pref(20, 10);
|
|
QSizeF maxSize(50, 10);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "A");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize, "C");
|
|
|
|
QGraphicsWidget frame;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&frame);
|
|
|
|
// Bulk anchors
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorLeft, c, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
// Problematic anchor, direction b->c
|
|
QGraphicsAnchor *anchor = l->addAnchor(b, Qt::AnchorRight, c, Qt::AnchorRight);
|
|
anchor->setSpacing(5);
|
|
|
|
l->effectiveSizeHint(Qt::MinimumSize);
|
|
if (hasSimplification) {
|
|
QCOMPARE(usedSimplex(l, Qt::Horizontal), false);
|
|
QCOMPARE(usedSimplex(l, Qt::Vertical), false);
|
|
}
|
|
|
|
// Problematic anchor, direction c->b
|
|
delete anchor;
|
|
anchor = l->addAnchor(c, Qt::AnchorRight, b, Qt::AnchorRight);
|
|
anchor->setSpacing(5);
|
|
|
|
l->effectiveSizeHint(Qt::MinimumSize);
|
|
if (hasSimplification) {
|
|
QCOMPARE(usedSimplex(l, Qt::Horizontal), false);
|
|
QCOMPARE(usedSimplex(l, Qt::Vertical), false);
|
|
}
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::parallelSimplificationOfCenter()
|
|
{
|
|
QSizeF minSize(10, 10);
|
|
QSizeF pref(20, 10);
|
|
QSizeF maxSize(50, 10);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "A");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
|
|
|
|
QGraphicsWidget parent;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&parent);
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(l, Qt::AnchorRight, a, Qt::AnchorRight);
|
|
|
|
l->addAnchor(a, Qt::AnchorHorizontalCenter, b, Qt::AnchorLeft);
|
|
l->addAnchor(b, Qt::AnchorRight, a, Qt::AnchorRight);
|
|
|
|
parent.resize(l->effectiveSizeHint(Qt::PreferredSize));
|
|
|
|
QCOMPARE(a->geometry(), QRectF(0, 0, 40, 10));
|
|
QCOMPARE(b->geometry(), QRectF(20, 0, 20, 10));
|
|
}
|
|
|
|
/*
|
|
Test whether redundance of anchors (in this case by using addCornerAnchors), will
|
|
prevent simplification to take place when it should.
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::simplificationVsRedundance()
|
|
{
|
|
QSizeF minSize(10, 10);
|
|
QSizeF pref(20, 10);
|
|
QSizeF maxSize(50, 30);
|
|
|
|
QGraphicsWidget *a = createItem(minSize, pref, maxSize, "A");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
|
|
QGraphicsWidget *c = createItem(minSize, pref, maxSize, "C");
|
|
|
|
QGraphicsWidget frame;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&frame);
|
|
|
|
l->addCornerAnchors(a, Qt::TopLeftCorner, l, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(a, Qt::BottomLeftCorner, l, Qt::BottomLeftCorner);
|
|
|
|
l->addCornerAnchors(b, Qt::TopLeftCorner, a, Qt::TopRightCorner);
|
|
l->addCornerAnchors(b, Qt::TopRightCorner, l, Qt::TopRightCorner);
|
|
|
|
l->addCornerAnchors(c, Qt::TopLeftCorner, b, Qt::BottomLeftCorner);
|
|
l->addCornerAnchors(c, Qt::BottomLeftCorner, a, Qt::BottomRightCorner);
|
|
l->addCornerAnchors(c, Qt::TopRightCorner, b, Qt::BottomRightCorner);
|
|
l->addCornerAnchors(c, Qt::BottomRightCorner, l, Qt::BottomRightCorner);
|
|
|
|
l->effectiveSizeHint(Qt::MinimumSize);
|
|
|
|
QCOMPARE(layoutHasConflict(l), false);
|
|
|
|
if (!hasSimplification)
|
|
QEXPECT_FAIL("", "Test depends on simplification.", Abort);
|
|
|
|
QCOMPARE(usedSimplex(l, Qt::Horizontal), false);
|
|
QCOMPARE(usedSimplex(l, Qt::Vertical), false);
|
|
}
|
|
|
|
/*
|
|
Avoid regression where the saved prefSize would be lost. This was
|
|
solved by saving the original spacing in the QGraphicsAnchorPrivate class
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::spacingPersistency()
|
|
{
|
|
QGraphicsWidget w;
|
|
QGraphicsWidget *a = createItem();
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&w);
|
|
|
|
l->addAnchors(l, a, Qt::Horizontal);
|
|
QGraphicsAnchor *anchor = l->anchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
|
|
anchor->setSpacing(-30);
|
|
QCOMPARE(anchor->spacing(), -30.0);
|
|
|
|
anchor->setSpacing(30);
|
|
QCOMPARE(anchor->spacing(), 30.0);
|
|
|
|
anchor->setSizePolicy(QSizePolicy::Ignored);
|
|
w.effectiveSizeHint(Qt::PreferredSize);
|
|
|
|
QCOMPARE(anchor->spacing(), 30.0);
|
|
}
|
|
|
|
/*
|
|
Test whether a correct preferred size is set when a "snake" sequence is in parallel with the
|
|
layout or half of the layout. The tricky thing here is that all items on the snake should
|
|
keep their preferred sizes.
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::snakeParallelWithLayout()
|
|
{
|
|
QSizeF minSize(10, 20);
|
|
QSizeF pref(50, 20);
|
|
QSizeF maxSize(100, 20);
|
|
|
|
QGraphicsWidget *a = createItem(maxSize, maxSize, maxSize, "A");
|
|
QGraphicsWidget *b = createItem(minSize, pref, maxSize, "B");
|
|
QGraphicsWidget *c = createItem(maxSize, maxSize, maxSize, "C");
|
|
|
|
QGraphicsWidget parent;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&parent);
|
|
l->setContentsMargins(0, 0, 0, 0);
|
|
l->setSpacing(0);
|
|
|
|
// First we'll do the case in parallel with the entire layout...
|
|
l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
l->addAnchor(a, Qt::AnchorRight, b, Qt::AnchorRight);
|
|
l->addAnchor(b, Qt::AnchorLeft, c, Qt::AnchorLeft);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
|
|
l->addAnchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
l->addAnchor(a, Qt::AnchorBottom, b, Qt::AnchorTop);
|
|
l->addAnchor(b, Qt::AnchorBottom, c, Qt::AnchorTop);
|
|
l->addAnchor(c, Qt::AnchorBottom, l, Qt::AnchorBottom);
|
|
|
|
parent.resize(l->effectiveSizeHint(Qt::PreferredSize));
|
|
|
|
// Note that A and C are fixed in the maximum size
|
|
QCOMPARE(l->geometry(), QRectF(QPointF(0, 0), QSizeF(150, 60)));
|
|
QCOMPARE(a->geometry(), QRectF(QPointF(0, 0), maxSize));
|
|
QCOMPARE(b->geometry(), QRectF(QPointF(50, 20), pref));
|
|
QCOMPARE(c->geometry(), QRectF(QPointF(50, 40), maxSize));
|
|
|
|
// Then, we change the "snake" to be in parallel with half of the layout
|
|
delete l->anchor(c, Qt::AnchorRight, l, Qt::AnchorRight);
|
|
l->addAnchor(c, Qt::AnchorRight, l, Qt::AnchorHorizontalCenter);
|
|
|
|
parent.resize(l->effectiveSizeHint(Qt::PreferredSize));
|
|
|
|
QCOMPARE(l->geometry(), QRectF(QPointF(0, 0), QSizeF(300, 60)));
|
|
QCOMPARE(a->geometry(), QRectF(QPointF(0, 0), maxSize));
|
|
QCOMPARE(b->geometry(), QRectF(QPointF(50, 20), pref));
|
|
QCOMPARE(c->geometry(), QRectF(QPointF(50, 40), maxSize));
|
|
}
|
|
|
|
/*
|
|
Avoid regression where the sizeHint constraints would not be
|
|
created for a parallel anchor that included the first layout half
|
|
*/
|
|
void tst_QGraphicsAnchorLayout::parallelToHalfLayout()
|
|
{
|
|
QGraphicsWidget *a = createItem();
|
|
|
|
QGraphicsWidget w;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&w);
|
|
l->setContentsMargins(10, 10, 10, 10);
|
|
|
|
l->addAnchors(l, a, Qt::Vertical);
|
|
|
|
QGraphicsAnchor *anchor;
|
|
anchor = l->addAnchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
anchor->setSpacing(5);
|
|
anchor = l->addAnchor(l, Qt::AnchorHorizontalCenter, a, Qt::AnchorRight);
|
|
anchor->setSpacing(-5);
|
|
|
|
const QSizeF minimumSizeHint = w.effectiveSizeHint(Qt::MinimumSize);
|
|
const QSizeF preferredSizeHint = w.effectiveSizeHint(Qt::PreferredSize);
|
|
const QSizeF maximumSizeHint = w.effectiveSizeHint(Qt::MaximumSize);
|
|
|
|
const QSizeF overhead = QSizeF(10 + 5 + 5, 10) * 2;
|
|
|
|
QCOMPARE(minimumSizeHint, QSizeF(200, 100) + overhead);
|
|
QCOMPARE(preferredSizeHint, QSizeF(300, 100) + overhead);
|
|
QCOMPARE(maximumSizeHint, QSizeF(400, 100) + overhead);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::globalSpacing()
|
|
{
|
|
QGraphicsWidget *a = createItem();
|
|
QGraphicsWidget *b = createItem();
|
|
|
|
QGraphicsWidget w;
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout(&w);
|
|
|
|
l->addCornerAnchors(l, Qt::TopLeftCorner, a, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(a, Qt::BottomRightCorner, b, Qt::TopLeftCorner);
|
|
l->addCornerAnchors(b, Qt::BottomRightCorner, l, Qt::BottomRightCorner);
|
|
|
|
w.resize(w.effectiveSizeHint(Qt::PreferredSize));
|
|
qreal vSpacing = b->geometry().top() - a->geometry().bottom();
|
|
qreal hSpacing = b->geometry().left() - a->geometry().right();
|
|
|
|
// Set spacings manually
|
|
l->setVerticalSpacing(vSpacing + 10);
|
|
l->setHorizontalSpacing(hSpacing + 5);
|
|
|
|
w.resize(w.effectiveSizeHint(Qt::PreferredSize));
|
|
qreal newVSpacing = b->geometry().top() - a->geometry().bottom();
|
|
qreal newHSpacing = b->geometry().left() - a->geometry().right();
|
|
|
|
QCOMPARE(newVSpacing, vSpacing + 10);
|
|
QCOMPARE(newHSpacing, hSpacing + 5);
|
|
|
|
// Set a negative spacing. This will unset the previous spacing and
|
|
// bring back the widget-defined spacing.
|
|
l->setSpacing(-1);
|
|
|
|
w.resize(w.effectiveSizeHint(Qt::PreferredSize));
|
|
newVSpacing = b->geometry().top() - a->geometry().bottom();
|
|
newHSpacing = b->geometry().left() - a->geometry().right();
|
|
|
|
QCOMPARE(newVSpacing, vSpacing);
|
|
QCOMPARE(newHSpacing, hSpacing);
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::graphicsAnchorHandling()
|
|
{
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout();
|
|
QGraphicsWidget *a = createItem();
|
|
|
|
l->addAnchors(l, a);
|
|
|
|
QGraphicsAnchor *layoutAnchor = l->anchor(l, Qt::AnchorTop, l, Qt::AnchorBottom);
|
|
QGraphicsAnchor *itemAnchor = l->anchor(a, Qt::AnchorTop, a, Qt::AnchorBottom);
|
|
QGraphicsAnchor *invalidAnchor = l->anchor(a, Qt::AnchorTop, l, Qt::AnchorBottom);
|
|
|
|
// Ensure none of these anchors are accessible.
|
|
QVERIFY(layoutAnchor == 0);
|
|
QVERIFY(itemAnchor == 0);
|
|
QVERIFY(invalidAnchor == 0);
|
|
|
|
// Hook the anchors to a QObject
|
|
QObject object;
|
|
QGraphicsAnchor *userAnchor = l->anchor(l, Qt::AnchorTop, a, Qt::AnchorTop);
|
|
userAnchor->setParent(&object);
|
|
userAnchor = l->anchor(l, Qt::AnchorBottom, a, Qt::AnchorBottom);
|
|
userAnchor->setParent(&object);
|
|
userAnchor = l->anchor(l, Qt::AnchorRight, a, Qt::AnchorRight);
|
|
userAnchor->setParent(&object);
|
|
userAnchor = l->anchor(l, Qt::AnchorLeft, a, Qt::AnchorLeft);
|
|
userAnchor->setParent(&object);
|
|
|
|
QCOMPARE(object.children().size(), 4);
|
|
|
|
// Delete layout, this will cause all anchors to be deleted internally.
|
|
// We expect the public QGraphicsAnchor instances to be deleted too.
|
|
delete l;
|
|
QCOMPARE(object.children().size(), 0);
|
|
|
|
delete a;
|
|
}
|
|
|
|
void tst_QGraphicsAnchorLayout::invalidHierarchyCheck()
|
|
{
|
|
QGraphicsWidget window(0, Qt::Window);
|
|
QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
|
|
window.setLayout(l);
|
|
|
|
QCOMPARE(l->count(), 0);
|
|
QTest::ignoreMessage(QtWarningMsg, "QGraphicsAnchorLayout::addAnchor(): "
|
|
"You cannot add the parent of the layout to the layout.");
|
|
QVERIFY(!l->addAnchor(l, Qt::AnchorLeft, &window, Qt::AnchorLeft));
|
|
QTest::ignoreMessage(QtWarningMsg, "QGraphicsAnchorLayout::addAnchor(): "
|
|
"You cannot add the parent of the layout to the layout.");
|
|
l->addAnchors(l, &window);
|
|
QTest::ignoreMessage(QtWarningMsg, "QGraphicsAnchorLayout::addAnchor(): "
|
|
"You cannot add the parent of the layout to the layout.");
|
|
l->addCornerAnchors(l, Qt::TopLeftCorner, &window, Qt::TopLeftCorner);
|
|
QCOMPARE(l->count(), 0);
|
|
}
|
|
|
|
QTEST_MAIN(tst_QGraphicsAnchorLayout)
|
|
#include "tst_qgraphicsanchorlayout.moc"
|