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#include <QtTest/QtTest>
#include <qgraphicsgridlayout.h>
#include <qgraphicswidget.h>
#include <qgraphicsscene.h>
#include <qgraphicsview.h>
class tst_QGraphicsGridLayout : public QObject
{
Q_OBJECT
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void qgraphicsgridlayout_data();
void qgraphicsgridlayout();
void addItem_data();
void addItem();
void alignment();
void alignment2();
void alignment2_data();
void columnAlignment();
void columnCount();
void columnMaximumWidth();
void columnMinimumWidth();
void columnPreferredWidth();
void setColumnFixedWidth();
void columnSpacing();
void columnStretchFactor();
void count();
void contentsMargins();
void horizontalSpacing_data();
void horizontalSpacing();
void itemAt();
void removeAt();
void rowAlignment();
void rowCount();
void rowMaximumHeight();
void rowMinimumHeight();
void rowPreferredHeight();
void rowSpacing();
void rowStretchFactor();
void setColumnSpacing_data();
void setColumnSpacing();
void setGeometry_data();
void setGeometry();
void setRowFixedHeight();
void setRowSpacing_data();
void setRowSpacing();
void setSpacing_data();
void setSpacing();
void sizeHint_data();
void sizeHint();
void verticalSpacing_data();
void verticalSpacing();
void layoutDirection();
void removeLayout();
void defaultStretchFactors_data();
void defaultStretchFactors();
void geometries_data();
void geometries();
void avoidRecursionInInsertItem();
void task236367_maxSizeHint();
};
// This will be called before the first test function is executed.
// It is only called once.
void tst_QGraphicsGridLayout::initTestCase()
{
}
// This will be called after the last test function is executed.
// It is only called once.
void tst_QGraphicsGridLayout::cleanupTestCase()
{
}
// This will be called before each test function is executed.
void tst_QGraphicsGridLayout::init()
{
#ifdef Q_OS_WINCE //disable magic for WindowsCE
qApp->setAutoMaximizeThreshold(-1);
#endif
}
// This will be called after every test function.
void tst_QGraphicsGridLayout::cleanup()
{
}
void tst_QGraphicsGridLayout::qgraphicsgridlayout_data()
{
}
void tst_QGraphicsGridLayout::qgraphicsgridlayout()
{
QGraphicsGridLayout layout;
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::addItem: invalid row span/column span: 0");
layout.addItem(0, 0, 0, 0, 0);
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::addItem: cannot add null item");
layout.addItem(0, 0, 0);
layout.alignment(0);
layout.columnAlignment(0);
layout.columnCount();
layout.columnMaximumWidth(0);
layout.columnMinimumWidth(0);
layout.columnPreferredWidth(0);
layout.columnSpacing(0);
layout.columnStretchFactor(0);
layout.count();
layout.horizontalSpacing();
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::itemAt: invalid row, column 0, 0");
layout.itemAt(0, 0);
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::itemAt: invalid index 0");
layout.itemAt(0);
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::removeAt: invalid index 0");
layout.removeAt(0);
layout.rowAlignment(0);
layout.rowCount();
layout.rowMaximumHeight(0);
layout.rowMinimumHeight(0);
layout.rowPreferredHeight(0);
layout.rowSpacing(0);
layout.rowStretchFactor(0);
layout.setAlignment(0, Qt::AlignRight);
layout.setColumnAlignment(0, Qt::AlignRight);
layout.setColumnFixedWidth(0, 0);
layout.setColumnMaximumWidth(0, 0);
layout.setColumnMinimumWidth(0, 0);
layout.setColumnPreferredWidth(0, 0);
layout.setColumnSpacing(0, 0);
layout.setColumnStretchFactor(0, 0);
layout.setGeometry(QRectF());
layout.setHorizontalSpacing(0);
layout.setRowAlignment(0, 0);
layout.setRowFixedHeight(0, 0);
layout.setRowMaximumHeight(0, 0);
layout.setRowMinimumHeight(0, 0);
layout.setRowPreferredHeight(0, 0);
layout.setRowSpacing(0, 0);
layout.setRowStretchFactor(0, 0);
layout.setSpacing(0);
layout.setVerticalSpacing(0);
layout.sizeHint(Qt::MinimumSize);
layout.verticalSpacing();
}
class RectWidget : public QGraphicsWidget
{
public:
RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent){}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
painter->drawRoundRect(rect());
painter->drawLine(rect().topLeft(), rect().bottomRight());
painter->drawLine(rect().bottomLeft(), rect().topRight());
}
QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const
{
if (m_sizeHints[which].isValid()) {
return m_sizeHints[which];
}
return QGraphicsWidget::sizeHint(which, constraint);
}
void setSizeHint(Qt::SizeHint which, const QSizeF &size) {
m_sizeHints[which] = size;
updateGeometry();
}
QSizeF m_sizeHints[Qt::NSizeHints];
};
static void populateLayout(QGraphicsGridLayout *gridLayout, int width, int height)
{
for (int y = 0; y < height; ++y) {
for (int x = 0; x < width; ++x) {
QGraphicsWidget *item = new RectWidget();
item->setMinimumSize(10, 10);
item->setPreferredSize(25, 25);
item->setMaximumSize(50, 50);
gridLayout->addItem(item, y, x);
}
}
}
/** populates \a gridLayout with a 3x2 layout:
* +----+----+----+
* |+---|---+|xxxx|
* ||span=2 ||hole|
* |+---|---+|xxxx|
* +----+----+----+
* |xxxx|+---|---+|
* |hole||span=2 ||
* |xxxx|+---|---+|
* +----+----+----+
*/
static void populateLayoutWithSpansAndHoles(QGraphicsGridLayout *gridLayout)
{
QGraphicsWidget *item = new RectWidget();
item->setMinimumSize(10, 10);
item->setPreferredSize(25, 25);
item->setMaximumSize(50, 50);
gridLayout->addItem(item, 0, 0, 1, 2);
item = new RectWidget();
item->setMinimumSize(10, 10);
item->setPreferredSize(25, 25);
item->setMaximumSize(50, 50);
gridLayout->addItem(item, 1, 1, 1, 2);
}
Q_DECLARE_METATYPE(Qt::Alignment)
void tst_QGraphicsGridLayout::addItem_data()
{
QTest::addColumn<int>("row");
QTest::addColumn<int>("column");
QTest::addColumn<int>("rowSpan");
QTest::addColumn<int>("columnSpan");
QTest::addColumn<Qt::Alignment>("alignment");
for (int a = -1; a < 3; ++a) {
for (int b = -1; b < 2; ++b) {
for (int c = -1; c < 2; ++c) {
for (int d = -1; d < 2; ++d) {
for (int e = 0; e < 9; ++e) {
int row = a;
int column = b;
int rowSpan = c;
int columnSpan = d;
QString name = QString::fromAscii("(%1,%2,%3,%4").arg(a).arg(b).arg(c).arg(d);
Qt::Alignment alignment = Qt::AlignLeft;
QTest::newRow(name.toLatin1()) << row << column << rowSpan << columnSpan << alignment;
}}}}}
}
// public void addItem(QGraphicsLayoutItem* item, int row, int column, int rowSpan, int columnSpan, Qt::Alignment alignment = 0)
void tst_QGraphicsGridLayout::addItem()
{
QFETCH(int, row);
QFETCH(int, column);
QFETCH(int, rowSpan);
QFETCH(int, columnSpan);
QFETCH(Qt::Alignment, alignment);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
QGraphicsWidget *wid = new QGraphicsWidget;
if (row < 0 || column < 0) {
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::addItem: invalid row/column: -1");
} else if (rowSpan < 1 || columnSpan < 1) {
char buf[1024];
::qsnprintf(buf, sizeof(buf), "QGraphicsGridLayout::addItem: invalid row span/column span: %d",
rowSpan < 1 ? rowSpan : columnSpan);
QTest::ignoreMessage(QtWarningMsg, buf);
}
layout->addItem(wid, row, column, rowSpan, columnSpan, alignment);
delete layout;
}
// public Qt::Alignment alignment(QGraphicsLayoutItem* item) const
void tst_QGraphicsGridLayout::alignment()
{
#ifdef Q_WS_MAC
QSKIP("Resizing a QGraphicsWidget to effectiveSizeHint(Qt::MaximumSize) is currently not supported on mac", SkipAll);
#endif
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
// no alignment (the default)
QCOMPARE(layout->itemAt(0, 0)->geometry().left(), 0.0);
QCOMPARE(layout->itemAt(0, 0)->geometry().right(), layout->itemAt(0, 1)->geometry().left());
QCOMPARE(layout->itemAt(0, 1)->geometry().left(), 25.0);
QCOMPARE(layout->itemAt(0, 1)->geometry().right(), layout->itemAt(0, 2)->geometry().left());
QCOMPARE(layout->itemAt(0, 2)->geometry().left(), 50.0);
QCOMPARE(layout->itemAt(0, 2)->geometry().right(), 75.0);
QCOMPARE(layout->itemAt(1, 0)->geometry().left(), 0.0);
QCOMPARE(layout->itemAt(1, 0)->geometry().right(), layout->itemAt(1, 1)->geometry().left());
QCOMPARE(layout->itemAt(1, 1)->geometry().left(), 25.0);
QCOMPARE(layout->itemAt(1, 1)->geometry().right(), layout->itemAt(1, 2)->geometry().left());
QCOMPARE(layout->itemAt(1, 2)->geometry().left(), 50.0);
QCOMPARE(layout->itemAt(1, 2)->geometry().right(), 75.0);
QCOMPARE(layout->itemAt(0, 0)->geometry().top(), 0.0);
QCOMPARE(layout->itemAt(0, 0)->geometry().bottom(), layout->itemAt(1, 0)->geometry().top());
QCOMPARE(layout->itemAt(1, 0)->geometry().top(), 25.0);
QCOMPARE(layout->itemAt(1, 0)->geometry().bottom(), 50.0);
// align first column left, second hcenter, third right
layout->setColumnMinimumWidth(0, 100);
layout->setAlignment(layout->itemAt(0,0), Qt::AlignLeft);
layout->setAlignment(layout->itemAt(1,0), Qt::AlignLeft);
layout->setColumnMinimumWidth(1, 100);
layout->setAlignment(layout->itemAt(0,1), Qt::AlignHCenter);
layout->setAlignment(layout->itemAt(1,1), Qt::AlignHCenter);
layout->setColumnMinimumWidth(2, 100);
layout->setAlignment(layout->itemAt(0,2), Qt::AlignRight);
layout->setAlignment(layout->itemAt(1,2), Qt::AlignRight);
widget->resize(widget->effectiveSizeHint(Qt::MaximumSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 50, 25));
QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 25, 50, 25));
QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(125, 0, 50, 25));
QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(125, 25, 50, 25));
QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(250, 0, 50, 25));
QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(250, 25, 50, 25));
delete widget;
}
// public void setColumnAlignment(int column, Qt::Alignment alignment)
// public Qt::Alignment columnAlignment(int column) const
void tst_QGraphicsGridLayout::columnAlignment()
{
#ifdef Q_WS_MAC
QSKIP("Resizing a QGraphicsWidget to effectiveSizeHint(Qt::MaximumSize) is currently not supported on mac", SkipAll);
#endif
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(1);
widget->setContentsMargins(0, 0, 0, 0);
layout->setColumnMinimumWidth(0, 100);
layout->setColumnMinimumWidth(1, 100);
layout->setColumnMinimumWidth(2, 100);
view.resize(450,150);
widget->resize(widget->effectiveSizeHint(Qt::MaximumSize));
view.show();
widget->show();
QApplication::sendPostedEvents(0, 0);
// Check default
QCOMPARE(layout->columnAlignment(0), 0);
QCOMPARE(layout->columnAlignment(1), 0);
QCOMPARE(layout->columnAlignment(2), 0);
layout->setColumnAlignment(0, Qt::AlignLeft);
layout->setColumnAlignment(1, Qt::AlignHCenter);
layout->setColumnAlignment(2, Qt::AlignRight);
// see if item alignment takes preference over columnAlignment
layout->setAlignment(layout->itemAt(1,0), Qt::AlignHCenter);
layout->setAlignment(layout->itemAt(1,1), Qt::AlignRight);
layout->setAlignment(layout->itemAt(1,2), Qt::AlignLeft);
QApplication::sendPostedEvents(0, 0); // process LayoutRequest
/*
+----------+------------+---------+
| Left | HCenter | Right |
+----------+------------+---------+
| HCenter | Right | Left |
+---------------------------------+
*/
QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(0, 0, 50, 25));
QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(25, 26, 50, 25)); // item is king
QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(126, 0, 50, 25));
QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(151, 26, 50, 25)); // item is king
QCOMPARE(layout->itemAt(0,2)->geometry(), QRectF(252, 0, 50, 25));
QCOMPARE(layout->itemAt(1,2)->geometry(), QRectF(202, 26, 50, 25)); // item is king
delete widget;
}
// public int columnCount() const
void tst_QGraphicsGridLayout::columnCount()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
widget->setContentsMargins(0, 0, 0, 0);
view.show();
widget->show();
QApplication::processEvents();
QCOMPARE(layout->columnCount(), 0);
layout->addItem(new RectWidget(widget), 0, 0);
QCOMPARE(layout->columnCount(), 1);
layout->addItem(new RectWidget(widget), 1, 1);
QCOMPARE(layout->columnCount(), 2);
layout->addItem(new RectWidget(widget), 0, 2);
QCOMPARE(layout->columnCount(), 3);
layout->addItem(new RectWidget(widget), 1, 0);
QCOMPARE(layout->columnCount(), 3);
layout->addItem(new RectWidget(widget), 0, 1);
QCOMPARE(layout->columnCount(), 3);
layout->addItem(new RectWidget(widget), 1, 2);
QCOMPARE(layout->columnCount(), 3);
// ### Talk with Jasmin. Not sure if removeAt() should adjust columnCount().
widget->setLayout(0);
layout = new QGraphicsGridLayout();
populateLayout(layout, 3, 2);
QCOMPARE(layout->columnCount(), 3);
layout->removeAt(5);
layout->removeAt(3);
QCOMPARE(layout->columnCount(), 3);
layout->removeAt(1);
QCOMPARE(layout->columnCount(), 3);
layout->removeAt(0);
QCOMPARE(layout->columnCount(), 3);
layout->removeAt(0);
QCOMPARE(layout->columnCount(), 2);
delete widget;
}
// public qreal columnMaximumWidth(int column) const
void tst_QGraphicsGridLayout::columnMaximumWidth()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// should at least be a very large number
QVERIFY(layout->columnMaximumWidth(0) >= 10000);
QCOMPARE(layout->columnMaximumWidth(0), layout->columnMaximumWidth(1));
QCOMPARE(layout->columnMaximumWidth(1), layout->columnMaximumWidth(2));
layout->setColumnMaximumWidth(0, 20);
layout->setColumnMaximumWidth(2, 60);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().width(), 20.0);
QCOMPARE(layout->itemAt(1,0)->geometry().width(), 20.0);
QCOMPARE(layout->itemAt(0,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,2)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,2)->geometry().width(), 25.0);
delete widget;
}
// public qreal columnMinimumWidth(int column) const
void tst_QGraphicsGridLayout::columnMinimumWidth()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// should at least be a very large number
QCOMPARE(layout->columnMinimumWidth(0), 0.0);
QCOMPARE(layout->columnMinimumWidth(0), layout->columnMinimumWidth(1));
QCOMPARE(layout->columnMinimumWidth(1), layout->columnMinimumWidth(2));
layout->setColumnMinimumWidth(0, 20);
layout->setColumnMinimumWidth(2, 40);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,0)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,2)->geometry().width(), 40.0);
QCOMPARE(layout->itemAt(1,2)->geometry().width(), 40.0);
delete widget;
}
// public qreal columnPreferredWidth(int column) const
void tst_QGraphicsGridLayout::columnPreferredWidth()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// default preferred width ??
QCOMPARE(layout->columnPreferredWidth(0), 0.0);
QCOMPARE(layout->columnPreferredWidth(0), layout->columnPreferredWidth(1));
QCOMPARE(layout->columnPreferredWidth(1), layout->columnPreferredWidth(2));
layout->setColumnPreferredWidth(0, 20);
layout->setColumnPreferredWidth(2, 40);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,0)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,2)->geometry().width(), 40.0);
QCOMPARE(layout->itemAt(1,2)->geometry().width(), 40.0);
delete widget;
}
// public void setColumnFixedWidth(int row, qreal height)
void tst_QGraphicsGridLayout::setColumnFixedWidth()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
layout->setColumnFixedWidth(0, 20);
layout->setColumnFixedWidth(2, 40);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().width(), 20.0);
QCOMPARE(layout->itemAt(1,0)->geometry().width(), 20.0);
QCOMPARE(layout->itemAt(0,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().width(), 25.0);
QCOMPARE(layout->itemAt(0,2)->geometry().width(), 40.0);
QCOMPARE(layout->itemAt(1,2)->geometry().width(), 40.0);
delete widget;
}
// public qreal columnSpacing(int column) const
void tst_QGraphicsGridLayout::columnSpacing()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
QCOMPARE(layout->columnSpacing(0), 0.0);
layout->setColumnSpacing(0, 20);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().left(), 0.0);
QCOMPARE(layout->itemAt(0,0)->geometry().right(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().left(), 45.0);
QCOMPARE(layout->itemAt(0,1)->geometry().right(), 70.0);
QCOMPARE(layout->itemAt(0,2)->geometry().left(), 70.0);
QCOMPARE(layout->itemAt(0,2)->geometry().right(), 95.0);
delete widget;
}
// public int columnStretchFactor(int column) const
void tst_QGraphicsGridLayout::columnStretchFactor()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
layout->setColumnStretchFactor(0, 1);
layout->setColumnStretchFactor(1, 2);
layout->setColumnStretchFactor(2, 3);
view.show();
widget->show();
widget->resize(130, 50);
QApplication::processEvents();
QVERIFY(layout->itemAt(0,0)->geometry().width() < layout->itemAt(0,1)->geometry().width());
QVERIFY(layout->itemAt(0,1)->geometry().width() < layout->itemAt(0,2)->geometry().width());
QVERIFY(layout->itemAt(1,0)->geometry().width() < layout->itemAt(1,1)->geometry().width());
QVERIFY(layout->itemAt(1,1)->geometry().width() < layout->itemAt(1,2)->geometry().width());
delete widget;
}
// public int count() const
void tst_QGraphicsGridLayout::count()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
QCOMPARE(layout->count(), 6);
layout->removeAt(5);
layout->removeAt(3);
QCOMPARE(layout->count(), 4);
layout->removeAt(1);
QCOMPARE(layout->count(), 3);
layout->removeAt(0);
QCOMPARE(layout->count(), 2);
layout->removeAt(0);
QCOMPARE(layout->count(), 1);
layout->removeAt(0);
QCOMPARE(layout->count(), 0);
delete widget;
}
void tst_QGraphicsGridLayout::horizontalSpacing_data()
{
QTest::addColumn<qreal>("horizontalSpacing");
QTest::newRow("zero") << qreal(0.0);
QTest::newRow("10") << qreal(10.0);
}
// public qreal horizontalSpacing() const
void tst_QGraphicsGridLayout::horizontalSpacing()
{
QFETCH(qreal, horizontalSpacing);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
qreal w = layout->sizeHint(Qt::PreferredSize, QSizeF()).width();
qreal oldSpacing = layout->horizontalSpacing();
if (oldSpacing != -1) {
layout->setHorizontalSpacing(horizontalSpacing);
QApplication::processEvents();
qreal new_w = layout->sizeHint(Qt::PreferredSize, QSizeF()).width();
QCOMPARE(new_w, w - (3-1)*(oldSpacing - horizontalSpacing));
} else {
QSKIP("The current style uses non-uniform layout spacing", SkipAll);
}
delete widget;
}
void tst_QGraphicsGridLayout::contentsMargins()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
QGraphicsGridLayout *sublayout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
layout->addItem(sublayout,0, 1);
qreal left, top, right, bottom;
// sublayouts have 0 margin
sublayout->getContentsMargins(&left, &top, &right, &bottom);
QCOMPARE(left, 0.0);
QCOMPARE(top, 0.0);
QCOMPARE(right, 0.0);
QCOMPARE(bottom, 0.0);
// top level layouts have style dependent margins.
// we'll just check if its different from 0. (applies to all our styles)
layout->getContentsMargins(&left, &top, &right, &bottom);
QVERIFY(left >= 0.0);
QVERIFY(top >= 0.0);
QVERIFY(right >= 0.0);
QVERIFY(bottom >= 0.0);
delete widget;
}
// public QGraphicsLayoutItem* itemAt(int index) const
void tst_QGraphicsGridLayout::itemAt()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayoutWithSpansAndHoles(layout);
//itemAt(int row, int column)
QVERIFY( layout->itemAt(0,0));
QVERIFY( layout->itemAt(0,1));
QCOMPARE(layout->itemAt(0,2), static_cast<QGraphicsLayoutItem*>(0));
QCOMPARE(layout->itemAt(1,0), static_cast<QGraphicsLayoutItem*>(0));
QVERIFY( layout->itemAt(1,1));
QVERIFY( layout->itemAt(1,2));
//itemAt(int index)
for (int i = -2; i < layout->count() + 2; ++i) {
if (i >= 0 && i < layout->count()) {
QVERIFY(layout->itemAt(i));
} else {
QTest::ignoreMessage(QtWarningMsg, QString::fromAscii("QGraphicsGridLayout::itemAt: invalid index %1").arg(i).toLatin1().constData());
QCOMPARE(layout->itemAt(i), static_cast<QGraphicsLayoutItem*>(0));
}
}
delete widget;
}
// public void removeAt(int index)
void tst_QGraphicsGridLayout::removeAt()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
QCOMPARE(layout->count(), 6);
layout->removeAt(5);
layout->removeAt(3);
QCOMPARE(layout->count(), 4);
layout->removeAt(1);
QCOMPARE(layout->count(), 3);
layout->removeAt(0);
QCOMPARE(layout->count(), 2);
layout->removeAt(0);
QCOMPARE(layout->count(), 1);
QGraphicsLayoutItem *item0 = layout->itemAt(0);
QCOMPARE(item0->parentLayoutItem(), static_cast<QGraphicsLayoutItem *>(layout));
layout->removeAt(0);
QCOMPARE(item0->parentLayoutItem(), static_cast<QGraphicsLayoutItem *>(0));
QCOMPARE(layout->count(), 0);
QTest::ignoreMessage(QtWarningMsg, QString::fromAscii("QGraphicsGridLayout::removeAt: invalid index 0").toLatin1().constData());
layout->removeAt(0);
QCOMPARE(layout->count(), 0);
delete widget;
}
// public Qt::Alignment rowAlignment(int row) const
void tst_QGraphicsGridLayout::rowAlignment()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(1);
widget->setContentsMargins(0, 0, 0, 0);
view.resize(330,450);
widget->resize(300, 400);
view.show();
widget->show();
QApplication::sendPostedEvents(0, 0);
// Check default
QCOMPARE(layout->rowAlignment(0), 0);
QCOMPARE(layout->rowAlignment(1), 0);
QCOMPARE(layout->rowAlignment(2), 0);
// make the grids larger than the items, so that alignment kicks in
layout->setRowMinimumHeight(0, 100.0);
layout->setRowMinimumHeight(1, 100.0);
layout->setRowMinimumHeight(2, 100.0);
// expand columns also, so we can test combination of horiz and vertical alignment
layout->setColumnMinimumWidth(0, 100.0);
layout->setColumnMinimumWidth(1, 100.0);
layout->setRowAlignment(0, Qt::AlignBottom);
layout->setRowAlignment(1, Qt::AlignVCenter);
layout->setRowAlignment(2, Qt::AlignTop);
// see if item alignment takes preference over rowAlignment
layout->setAlignment(layout->itemAt(0,0), Qt::AlignRight);
layout->setAlignment(layout->itemAt(1,0), Qt::AlignTop);
layout->setAlignment(layout->itemAt(2,0), Qt::AlignHCenter);
QApplication::sendPostedEvents(0, 0); // process LayoutRequest
QCOMPARE(layout->alignment(layout->itemAt(0,0)), Qt::AlignRight); //Qt::AlignRight | Qt::AlignBottom
QCOMPARE(layout->itemAt(0,0)->geometry(), QRectF(50, 50, 50, 50));
QCOMPARE(layout->rowAlignment(0), Qt::AlignBottom);
QCOMPARE(layout->itemAt(0,1)->geometry(), QRectF(101, 50, 50, 50));
QCOMPARE(layout->alignment(layout->itemAt(1,0)), Qt::AlignTop);
QCOMPARE(layout->itemAt(1,0)->geometry(), QRectF(0, 101, 50, 50));
QCOMPARE(layout->rowAlignment(1), Qt::AlignVCenter);
QCOMPARE(layout->itemAt(1,1)->geometry(), QRectF(101, 126, 50, 50));
QCOMPARE(layout->alignment(layout->itemAt(2,0)), Qt::AlignHCenter);
QCOMPARE(layout->itemAt(2,0)->geometry(), QRectF(25, 202, 50, 50));
QCOMPARE(layout->rowAlignment(2), Qt::AlignTop);
QCOMPARE(layout->itemAt(2,1)->geometry(), QRectF(101,202, 50, 50));
delete widget;
}
// public int rowCount() const
// public int columnCount() const
void tst_QGraphicsGridLayout::rowCount()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
widget->setContentsMargins(0, 0, 0, 0);
QCOMPARE(layout->rowCount(), 3);
QCOMPARE(layout->columnCount(), 2);
// with spans and holes...
widget->setLayout(0);
layout = new QGraphicsGridLayout();
populateLayoutWithSpansAndHoles(layout);
QCOMPARE(layout->rowCount(), 2);
QCOMPARE(layout->columnCount(), 3);
delete widget;
}
// public qreal rowMaximumHeight(int row) const
void tst_QGraphicsGridLayout::rowMaximumHeight()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// should at least be a very large number
QVERIFY(layout->rowMaximumHeight(0) >= 10000);
QCOMPARE(layout->rowMaximumHeight(0), layout->rowMaximumHeight(1));
QCOMPARE(layout->rowMaximumHeight(1), layout->rowMaximumHeight(2));
layout->setRowMaximumHeight(0, 20);
layout->setRowMaximumHeight(2, 60);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().height(), 20.0);
QCOMPARE(layout->itemAt(0,1)->geometry().height(), 20.0);
QCOMPARE(layout->itemAt(1,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(2,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(2,1)->geometry().height(), 25.0);
delete widget;
}
// public qreal rowMinimumHeight(int row) const
void tst_QGraphicsGridLayout::rowMinimumHeight()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// should at least be a very large number
QCOMPARE(layout->rowMinimumHeight(0), 0.0);
QCOMPARE(layout->rowMinimumHeight(0), layout->rowMinimumHeight(1));
QCOMPARE(layout->rowMinimumHeight(1), layout->rowMinimumHeight(2));
layout->setRowMinimumHeight(0, 20);
layout->setRowMinimumHeight(2, 40);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(2,0)->geometry().height(), 40.0);
QCOMPARE(layout->itemAt(2,1)->geometry().height(), 40.0);
delete widget;
}
// public qreal rowPreferredHeight(int row) const
void tst_QGraphicsGridLayout::rowPreferredHeight()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
// default preferred height ??
QCOMPARE(layout->rowPreferredHeight(0), 0.0);
QCOMPARE(layout->rowPreferredHeight(0), layout->rowPreferredHeight(1));
QCOMPARE(layout->rowPreferredHeight(1), layout->rowPreferredHeight(2));
layout->setRowPreferredHeight(0, 20);
layout->setRowPreferredHeight(2, 40);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
// ### Jasmin: Should rowPreferredHeight have precedence over sizeHint(Qt::PreferredSize) ?
QCOMPARE(layout->itemAt(0,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(2,0)->geometry().height(), 40.0);
QCOMPARE(layout->itemAt(2,1)->geometry().height(), 40.0);
delete widget;
}
// public void setRowFixedHeight(int row, qreal height)
void tst_QGraphicsGridLayout::setRowFixedHeight()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
layout->setRowFixedHeight(0, 20.);
layout->setRowFixedHeight(2, 40.);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().height(), 20.0);
QCOMPARE(layout->itemAt(0,1)->geometry().height(), 20.0);
QCOMPARE(layout->itemAt(1,0)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(1,1)->geometry().height(), 25.0);
QCOMPARE(layout->itemAt(2,0)->geometry().height(), 40.0);
QCOMPARE(layout->itemAt(2,1)->geometry().height(), 40.0);
delete widget;
}
// public qreal rowSpacing(int row) const
void tst_QGraphicsGridLayout::rowSpacing()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
QCOMPARE(layout->columnSpacing(0), 0.0);
layout->setColumnSpacing(0, 20);
view.show();
widget->show();
widget->resize(widget->effectiveSizeHint(Qt::PreferredSize));
QApplication::processEvents();
QCOMPARE(layout->itemAt(0,0)->geometry().left(), 0.0);
QCOMPARE(layout->itemAt(0,0)->geometry().right(), 25.0);
QCOMPARE(layout->itemAt(0,1)->geometry().left(), 45.0);
QCOMPARE(layout->itemAt(0,1)->geometry().right(), 70.0);
QCOMPARE(layout->itemAt(0,2)->geometry().left(), 70.0);
QCOMPARE(layout->itemAt(0,2)->geometry().right(), 95.0);
delete widget;
}
// public int rowStretchFactor(int row) const
void tst_QGraphicsGridLayout::rowStretchFactor()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 2, 3);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0);
layout->setRowStretchFactor(0, 1);
layout->setRowStretchFactor(1, 2);
layout->setRowStretchFactor(2, 3);
view.show();
widget->show();
widget->resize(50, 130);
QApplication::processEvents();
QVERIFY(layout->itemAt(0,0)->geometry().height() < layout->itemAt(1,0)->geometry().height());
QVERIFY(layout->itemAt(1,0)->geometry().height() < layout->itemAt(2,0)->geometry().height());
QVERIFY(layout->itemAt(0,1)->geometry().height() < layout->itemAt(1,1)->geometry().height());
QVERIFY(layout->itemAt(1,1)->geometry().height() < layout->itemAt(2,1)->geometry().height());
delete widget;
}
void tst_QGraphicsGridLayout::setColumnSpacing_data()
{
QTest::addColumn<int>("column");
QTest::addColumn<qreal>("spacing");
QTest::newRow("null") << 0 << qreal(0.0);
QTest::newRow("10") << 0 << qreal(10.0);
}
// public void setColumnSpacing(int column, qreal spacing)
void tst_QGraphicsGridLayout::setColumnSpacing()
{
QFETCH(int, column);
QFETCH(qreal, spacing);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
qreal oldSpacing = layout->columnSpacing(column);
QCOMPARE(oldSpacing, 0.0);
qreal w = layout->sizeHint(Qt::PreferredSize, QSizeF()).width();
layout->setColumnSpacing(column, spacing);
QApplication::processEvents();
QCOMPARE(layout->sizeHint(Qt::PreferredSize, QSizeF()).width(), w + spacing);
}
void tst_QGraphicsGridLayout::setGeometry_data()
{
QTest::addColumn<QRectF>("rect");
QTest::newRow("null") << QRectF();
QTest::newRow("normal") << QRectF(0,0, 50, 50);
}
// public void setGeometry(QRectF const& rect)
void tst_QGraphicsGridLayout::setGeometry()
{
QFETCH(QRectF, rect);
QGraphicsWidget *window = new QGraphicsWidget;
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
window->setLayout(layout);
QGraphicsGridLayout *layout2 = new QGraphicsGridLayout();
layout2->setMaximumSize(100, 100);
layout->addItem(layout2, 0, 0);
layout2->setGeometry(rect);
QCOMPARE(layout2->geometry(), rect);
}
void tst_QGraphicsGridLayout::setRowSpacing_data()
{
QTest::addColumn<int>("row");
QTest::addColumn<qreal>("spacing");
QTest::newRow("null") << 0 << qreal(0.0);
QTest::newRow("10") << 0 << qreal(10.0);
}
// public void setRowSpacing(int row, qreal spacing)
void tst_QGraphicsGridLayout::setRowSpacing()
{
QFETCH(int, row);
QFETCH(qreal, spacing);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
qreal oldSpacing = layout->rowSpacing(row);
QCOMPARE(oldSpacing, 0.0);
qreal h = layout->sizeHint(Qt::PreferredSize, QSizeF()).height();
layout->setRowSpacing(row, spacing);
QApplication::processEvents();
QCOMPARE(layout->sizeHint(Qt::PreferredSize, QSizeF()).height(), h + spacing);
}
void tst_QGraphicsGridLayout::setSpacing_data()
{
QTest::addColumn<qreal>("spacing");
QTest::newRow("zero") << qreal(0.0);
QTest::newRow("17") << qreal(17.0);
}
// public void setSpacing(qreal spacing)
void tst_QGraphicsGridLayout::setSpacing()
{
QFETCH(qreal, spacing);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
QSizeF sh = layout->sizeHint(Qt::PreferredSize, QSizeF());
qreal oldVSpacing = layout->verticalSpacing();
qreal oldHSpacing = layout->horizontalSpacing();
if (oldVSpacing != -1) {
layout->setSpacing(spacing);
QApplication::processEvents();
QSizeF newSH = layout->sizeHint(Qt::PreferredSize, QSizeF());
QCOMPARE(newSH.height(), sh.height() - (2-1)*(oldVSpacing - spacing));
QCOMPARE(newSH.width(), sh.width() - (3-1)*(oldHSpacing - spacing));
} else {
QSKIP("The current style uses non-uniform layout spacing", SkipAll);
}
delete widget;
}
void tst_QGraphicsGridLayout::sizeHint_data()
{
/*
QTest::addColumn<Qt::SizeHint>("which");
QTest::addColumn<QSizeF>("constraint");
QTest::addColumn<QSizeF>("sizeHint");
QTest::newRow("null") << 0;
*/
}
// public QSizeF sizeHint(Qt::SizeHint which, QSizeF const& constraint = QSizeF()) const
void tst_QGraphicsGridLayout::sizeHint()
{
/*
QFETCH(Qt::SizeHint, which);
QFETCH(QSizeF, constraint);
QFETCH(QSizeF, sizeHint);
QGraphicsGridLayout layout;
layout.sizeHint();
*/
QSKIP("Test unimplemented", SkipSingle);
}
void tst_QGraphicsGridLayout::verticalSpacing_data()
{
QTest::addColumn<qreal>("verticalSpacing");
QTest::newRow("zero") << qreal(0.0);
QTest::newRow("17") << qreal(10.0);
}
// public qreal verticalSpacing() const
void tst_QGraphicsGridLayout::verticalSpacing()
{
QFETCH(qreal, verticalSpacing);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout();
scene.addItem(widget);
widget->setLayout(layout);
populateLayout(layout, 3, 2);
layout->setContentsMargins(0, 0, 0, 0);
qreal h = layout->sizeHint(Qt::PreferredSize, QSizeF()).height();
qreal oldSpacing = layout->verticalSpacing();
if (oldSpacing != -1) {
layout->setVerticalSpacing(verticalSpacing);
QApplication::processEvents();
qreal new_h = layout->sizeHint(Qt::PreferredSize, QSizeF()).height();
QCOMPARE(new_h, h - (2-1)*(oldSpacing - verticalSpacing));
} else {
QSKIP("The current style uses non-uniform layout spacing", SkipAll);
}
delete widget;
}
void tst_QGraphicsGridLayout::layoutDirection()
{
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *window = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
layout->setContentsMargins(1, 2, 3, 4);
layout->setSpacing(6);
RectWidget *w1 = new RectWidget;
w1->setMinimumSize(30, 20);
layout->addItem(w1, 0, 0);
RectWidget *w2 = new RectWidget;
w2->setMinimumSize(20, 20);
w2->setMaximumSize(20, 20);
layout->addItem(w2, 0, 1);
RectWidget *w3 = new RectWidget;
w3->setMinimumSize(20, 20);
w3->setMaximumSize(20, 20);
layout->addItem(w3, 1, 0);
RectWidget *w4 = new RectWidget;
w4->setMinimumSize(30, 20);
layout->addItem(w4, 1, 1);
layout->setAlignment(w2, Qt::AlignRight);
layout->setAlignment(w3, Qt::AlignLeft);
scene.addItem(window);
window->setLayout(layout);
view.show();
window->resize(70, 52);
QApplication::processEvents();
QCOMPARE(w1->geometry().left(), 1.0);
QCOMPARE(w1->geometry().right(), 31.0);
QCOMPARE(w2->geometry().left(), 47.0);
QCOMPARE(w2->geometry().right(), 67.0);
QCOMPARE(w3->geometry().left(), 1.0);
QCOMPARE(w3->geometry().right(), 21.0);
QCOMPARE(w4->geometry().left(), 37.0);
QCOMPARE(w4->geometry().right(), 67.0);
window->setLayoutDirection(Qt::RightToLeft);
QApplication::processEvents();
QCOMPARE(w1->geometry().left(), 39.0);
QCOMPARE(w1->geometry().right(), 69.0);
QCOMPARE(w2->geometry().left(), 3.0);
QCOMPARE(w2->geometry().right(), 23.0);
QCOMPARE(w3->geometry().left(), 49.0);
QCOMPARE(w3->geometry().right(), 69.0);
QCOMPARE(w4->geometry().left(), 3.0);
QCOMPARE(w4->geometry().right(), 33.0);
delete window;
}
void tst_QGraphicsGridLayout::removeLayout()
{
QGraphicsScene scene;
RectWidget *textEdit = new RectWidget;
RectWidget *pushButton = new RectWidget;
scene.addItem(textEdit);
scene.addItem(pushButton);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
layout->addItem(textEdit, 0, 0);
layout->addItem(pushButton, 1, 0);
QGraphicsWidget *form = new QGraphicsWidget;
form->setLayout(layout);
scene.addItem(form);
QGraphicsView view(&scene);
view.show();
QTest::qWait(20);
QRectF r1 = textEdit->geometry();
QRectF r2 = pushButton->geometry();
form->setLayout(0);
//documentation of QGraphicsWidget::setLayout:
//If layout is 0, the widget is left without a layout. Existing subwidgets' geometries will remain unaffected.
QCOMPARE(textEdit->geometry(), r1);
QCOMPARE(pushButton->geometry(), r2);
}
struct ItemDesc
{
ItemDesc(int row, int col)
: m_pos(qMakePair(row, col)),
m_rowSpan(1),
m_colSpan(1),
m_sizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred)),
m_align(0)
{
}
ItemDesc &rowSpan(int span) {
m_rowSpan = span;
return (*this);
}
ItemDesc &colSpan(int span) {
m_colSpan = span;
return (*this);
}
ItemDesc &sizePolicy(const QSizePolicy &sp) {
m_sizePolicy = sp;
return (*this);
}
ItemDesc &sizePolicy(QSizePolicy::Policy horAndVer) {
m_sizePolicy = QSizePolicy(horAndVer, horAndVer);
return (*this);
}
ItemDesc &sizePolicyH(QSizePolicy::Policy hor) {
m_sizePolicy.setHorizontalPolicy(hor);
return (*this);
}
ItemDesc &sizePolicyV(QSizePolicy::Policy ver) {
m_sizePolicy.setVerticalPolicy(ver);
return (*this);
}
ItemDesc &sizePolicy(QSizePolicy::Policy hor, QSizePolicy::Policy ver) {
m_sizePolicy = QSizePolicy(hor, ver);
return (*this);
}
ItemDesc &sizeHint(Qt::SizeHint which, const QSizeF &sh) {
m_sizeHints[which] = sh;
return (*this);
}
ItemDesc &preferredSizeHint(const QSizeF &sh) {
m_sizeHints[Qt::PreferredSize] = sh;
return (*this);
}
ItemDesc &minSize(const QSizeF &sz) {
m_sizes[Qt::MinimumSize] = sz;
return (*this);
}
ItemDesc &preferredSize(const QSizeF &sz) {
m_sizes[Qt::PreferredSize] = sz;
return (*this);
}
ItemDesc &maxSize(const QSizeF &sz) {
m_sizes[Qt::MaximumSize] = sz;
return (*this);
}
ItemDesc &alignment(Qt::Alignment alignment) {
m_align = alignment;
return (*this);
}
void apply(QGraphicsGridLayout *layout, RectWidget *item) {
item->setSizePolicy(m_sizePolicy);
for (int i = 0; i < Qt::NSizeHints; ++i) {
item->setSizeHint((Qt::SizeHint)i, m_sizeHints[i]);
if (!m_sizes[i].isValid())
continue;
switch ((Qt::SizeHint)i) {
case Qt::MinimumSize:
item->setMinimumSize(m_sizes[i]);
break;
case Qt::PreferredSize:
item->setPreferredSize(m_sizes[i]);
break;
case Qt::MaximumSize:
item->setMaximumSize(m_sizes[i]);
break;
default:
qWarning("not implemented");
break;
}
}
layout->addItem(item, m_pos.first, m_pos.second, m_rowSpan, m_colSpan);
layout->setAlignment(item, m_align);
}
//private:
QPair<int,int> m_pos; // row,col
int m_rowSpan;
int m_colSpan;
QSizePolicy m_sizePolicy;
QSizeF m_sizeHints[Qt::NSizeHints];
QSizeF m_sizes[Qt::NSizeHints];
Qt::Alignment m_align;
};
typedef QList<ItemDesc> ItemList;
Q_DECLARE_METATYPE(ItemList);
typedef QList<QSizeF> SizeList;
Q_DECLARE_METATYPE(SizeList);
void tst_QGraphicsGridLayout::defaultStretchFactors_data()
{
QTest::addColumn<ItemList>("itemDescriptions");
QTest::addColumn<QSizeF>("newSize");
QTest::addColumn<SizeList>("expectedSizes");
QTest::newRow("usepreferredsize") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignoreitem01") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignoreitem01_resize120x40") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(20,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(30,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(20,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(30,10))
)
<< QSizeF(120, 40)
<< (SizeList()
<< QSizeF(20,20) << QSizeF(40,20) << QSizeF(60,20)
<< QSizeF(20,20) << QSizeF(40,20) << QSizeF(60,20)
);
QTest::newRow("ignoreitem11_resize120x40") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(20,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(30,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,20))
<< ItemDesc(1,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(20,20))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(30,20))
)
<< QSizeF(120, 60)
<< (SizeList()
<< QSizeF(20,20) << QSizeF(40,20) << QSizeF(60,20)
<< QSizeF(20,40) << QSizeF(40,40) << QSizeF(60,40)
);
QTest::newRow("ignoreitem01_span01_resize70x60") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(20,10))
.sizePolicy(QSizePolicy::Ignored)
.rowSpan(2)
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(30,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,20))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(30,20))
)
<< QSizeF(70, 60)
<< (SizeList()
<< QSizeF(20,20) << QSizeF(10,60) << QSizeF(40,20)
<< QSizeF(20,40) << QSizeF(40,40)
);
QTest::newRow("ignoreitem10_resize40x120") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,20))
<< ItemDesc(2,0)
.preferredSizeHint(QSizeF(10,30))
<< ItemDesc(2,1)
.preferredSizeHint(QSizeF(10,30))
)
<< QSizeF(40, 120)
<< (SizeList()
<< QSizeF(20,20) << QSizeF(20,20)
<< QSizeF(20,40) << QSizeF(20,40)
<< QSizeF(20,60) << QSizeF(20,60)
);
QTest::newRow("ignoreitem01_span02") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
.rowSpan(2)
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(0,20) << QSizeF(10,10)
<< QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignoreitem02_span02") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
.rowSpan(2)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(0,20)
<< QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignoreitem02_span00_span02") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
.rowSpan(2)
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
.rowSpan(2)
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,20) << QSizeF(10,10) << QSizeF(0,20)
<< QSizeF(10,10)
);
QTest::newRow("ignoreitem00_colspan00") << (ItemList()
<< ItemDesc(0,0)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
.colSpan(2)
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(20,10) << QSizeF(10,10) << QSizeF(10,10)
<< QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignoreitem01_colspan01") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,20))
.colSpan(2)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(20,10) << QSizeF(10,10)
<< QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignorecolumn1_resize70x60") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(20,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(30,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,20))
<< ItemDesc(1,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(20,20))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(30,20))
)
<< QSizeF(70, 60)
<< (SizeList()
<< QSizeF(20,20) << QSizeF(10,20) << QSizeF(40,20)
<< QSizeF(20,40) << QSizeF(10,40) << QSizeF(40,40)
);
QTest::newRow("ignorerow0") << (ItemList()
<< ItemDesc(0,0)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,0) << QSizeF(10,0) << QSizeF(10,0)
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
);
QTest::newRow("ignorerow1") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,2)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,0)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(1,2)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
)
<< QSizeF()
<< (SizeList()
<< QSizeF(10,10) << QSizeF(10,10) << QSizeF(10,10)
<< QSizeF(10,0) << QSizeF(10,0) << QSizeF(10,0)
);
QTest::newRow("ignorerow0_resize60x50") << (ItemList()
<< ItemDesc(0,0)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(10,10))
<< ItemDesc(0,1)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(20,10))
<< ItemDesc(0,2)
.sizePolicy(QSizePolicy::Ignored)
.preferredSizeHint(QSizeF(30,10))
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,30))
<< ItemDesc(1,1)
.preferredSizeHint(QSizeF(20,30))
<< ItemDesc(1,2)
.preferredSizeHint(QSizeF(30,30))
)
<< QSizeF(60, 50)
<< (SizeList()
<< QSizeF(10,10) << QSizeF(20,10) << QSizeF(30,10)
<< QSizeF(10,40) << QSizeF(20,40) << QSizeF(30,40)
);
}
void tst_QGraphicsGridLayout::defaultStretchFactors()
{
QFETCH(ItemList, itemDescriptions);
QFETCH(QSizeF, newSize);
QFETCH(SizeList, expectedSizes);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
scene.addItem(widget);
widget->setLayout(layout);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0.0);
widget->setContentsMargins(0, 0, 0, 0);
int i;
for (i = 0; i < itemDescriptions.count(); ++i) {
ItemDesc desc = itemDescriptions.at(i);
RectWidget *item = new RectWidget(widget);
desc.apply(layout, item);
}
QApplication::sendPostedEvents(0, 0);
widget->show();
view.show();
view.resize(400,300);
if (newSize.isValid())
widget->resize(newSize);
QApplication::sendPostedEvents(0, 0);
for (i = 0; i < expectedSizes.count(); ++i) {
QSizeF itemSize = layout->itemAt(i)->geometry().size();
QCOMPARE(itemSize, expectedSizes.at(i));
}
delete widget;
}
typedef QList<QRectF> RectList;
Q_DECLARE_METATYPE(RectList);
void tst_QGraphicsGridLayout::alignment2_data()
{
QTest::addColumn<ItemList>("itemDescriptions");
QTest::addColumn<QSizeF>("newSize");
QTest::addColumn<RectList>("expectedGeometries");
QTest::newRow("hor_sizepolicy_fixed") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,20))
.sizePolicyV(QSizePolicy::Fixed)
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyV(QSizePolicy::Fixed)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 10,20) << QRectF(10, 0, 10,10)
);
QTest::newRow("hor_sizepolicy_fixed_alignvcenter") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,20))
.sizePolicyV(QSizePolicy::Fixed)
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyV(QSizePolicy::Fixed)
.alignment(Qt::AlignVCenter)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 10,20) << QRectF(10, 5, 10,10)
);
QTest::newRow("hor_sizepolicy_fixed_aligntop") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,20))
.sizePolicyV(QSizePolicy::Fixed)
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyV(QSizePolicy::Fixed)
.alignment(Qt::AlignTop)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 10,20) << QRectF(10, 0, 10,10)
);
QTest::newRow("hor_sizepolicy_fixed_alignbottom") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(10,20))
.sizePolicyV(QSizePolicy::Fixed)
<< ItemDesc(0,1)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyV(QSizePolicy::Fixed)
.alignment(Qt::AlignBottom)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 10,20) << QRectF(10, 10, 10,10)
);
QTest::newRow("ver_sizepolicy_fixed") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(20,10))
.sizePolicyH(QSizePolicy::Fixed)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyH(QSizePolicy::Fixed)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 20,10) << QRectF(0, 10, 10,10)
);
QTest::newRow("ver_sizepolicy_fixed_alignhcenter") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(20,10))
.sizePolicyH(QSizePolicy::Fixed)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyH(QSizePolicy::Fixed)
.alignment(Qt::AlignHCenter)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 20,10) << QRectF(5, 10, 10,10)
);
QTest::newRow("ver_sizepolicy_fixed_alignleft") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(20,10))
.sizePolicyH(QSizePolicy::Fixed)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyH(QSizePolicy::Fixed)
.alignment(Qt::AlignLeft)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 20,10) << QRectF(0, 10, 10,10)
);
QTest::newRow("ver_sizepolicy_fixed_alignright") << (ItemList()
<< ItemDesc(0,0)
.preferredSizeHint(QSizeF(20,10))
.sizePolicyH(QSizePolicy::Fixed)
<< ItemDesc(1,0)
.preferredSizeHint(QSizeF(10,10))
.sizePolicyH(QSizePolicy::Fixed)
.alignment(Qt::AlignRight)
)
<< QSizeF()
<< (RectList()
<< QRectF(0, 0, 20,10) << QRectF(10, 10, 10,10)
);
}
void tst_QGraphicsGridLayout::alignment2()
{
QFETCH(ItemList, itemDescriptions);
QFETCH(QSizeF, newSize);
QFETCH(RectList, expectedGeometries);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
scene.addItem(widget);
widget->setLayout(layout);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0.0);
widget->setContentsMargins(0, 0, 0, 0);
int i;
for (i = 0; i < itemDescriptions.count(); ++i) {
ItemDesc desc = itemDescriptions.at(i);
RectWidget *item = new RectWidget(widget);
desc.apply(layout, item);
}
QApplication::sendPostedEvents(0, 0);
widget->show();
view.resize(400,300);
view.show();
if (newSize.isValid())
widget->resize(newSize);
QApplication::sendPostedEvents(0, 0);
for (i = 0; i < expectedGeometries.count(); ++i) {
QRectF itemRect = layout->itemAt(i)->geometry();
QCOMPARE(itemRect, expectedGeometries.at(i));
}
delete widget;
}
void tst_QGraphicsGridLayout::geometries_data()
{
QTest::addColumn<ItemList>("itemDescriptions");
QTest::addColumn<QSizeF>("newSize");
QTest::addColumn<RectList>("expectedGeometries");
QTest::newRow("combine_max_sizes") << (ItemList()
<< ItemDesc(0,0)
.maxSize(QSizeF(50,10))
<< ItemDesc(1,0)
.maxSize(QSizeF(10,10))
)
<< QSizeF(50, 20)
<< (RectList()
<< QRectF(0, 0, 50,10) << QRectF(0, 10, 10,10)
);
QTest::newRow("combine_min_sizes") << (ItemList()
<< ItemDesc(0,0)
.minSize(QSizeF(50,10))
<< ItemDesc(1,0)
.minSize(QSizeF(10,10))
)
<< QSizeF(60, 20)
<< (RectList()
<< QRectF(0, 0, 60,10) << QRectF(0, 10, 60,10)
);
}
void tst_QGraphicsGridLayout::geometries()
{
QFETCH(ItemList, itemDescriptions);
QFETCH(QSizeF, newSize);
QFETCH(RectList, expectedGeometries);
QGraphicsScene scene;
QGraphicsView view(&scene);
QGraphicsWidget *widget = new QGraphicsWidget(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
scene.addItem(widget);
widget->setLayout(layout);
layout->setContentsMargins(0, 0, 0, 0);
layout->setSpacing(0.0);
widget->setContentsMargins(0, 0, 0, 0);
int i;
for (i = 0; i < itemDescriptions.count(); ++i) {
ItemDesc desc = itemDescriptions.at(i);
RectWidget *item = new RectWidget(widget);
desc.apply(layout, item);
}
QApplication::processEvents();
widget->show();
view.resize(400,300);
view.show();
if (newSize.isValid())
widget->resize(newSize);
QApplication::processEvents();
for (i = 0; i < expectedGeometries.count(); ++i) {
QRectF itemRect = layout->itemAt(i)->geometry();
QCOMPARE(itemRect, expectedGeometries.at(i));
}
delete widget;
}
void tst_QGraphicsGridLayout::avoidRecursionInInsertItem()
{
QGraphicsWidget window(0, Qt::Window);
QGraphicsGridLayout *layout = new QGraphicsGridLayout(&window);
QCOMPARE(layout->count(), 0);
QTest::ignoreMessage(QtWarningMsg, "QGraphicsGridLayout::addItem: cannot insert itself");
layout->addItem(layout, 0, 0);
QCOMPARE(layout->count(), 0);
}
void tst_QGraphicsGridLayout::task236367_maxSizeHint()
{
QGraphicsWidget *widget = new QGraphicsWidget;
QGraphicsGridLayout *layout = new QGraphicsGridLayout;
widget->setLayout(layout);
layout->setContentsMargins(0, 0, 0, 0);
int w = 203;
int h = 204;
widget->resize(w, h);
QCOMPARE(widget->size(), QSizeF(w, h));
}
QTEST_MAIN(tst_QGraphicsGridLayout)
#include "tst_qgraphicsgridlayout.moc"