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-rw-r--r--tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp364
1 files changed, 4 insertions, 360 deletions
diff --git a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
index 03c1d5b..5b03767 100644
--- a/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
+++ b/tests/auto/qgraphicsgridlayout/tst_qgraphicsgridlayout.cpp
@@ -107,13 +107,12 @@ private slots:
void avoidRecursionInInsertItem();
void styleInfoLeak();
void task236367_maxSizeHint();
- void heightForWidth();
};
class RectWidget : public QGraphicsWidget
{
public:
- RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent), m_fnConstraint(0) {}
+ RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent){}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
@@ -126,12 +125,9 @@ public:
QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const
{
- if (constraint.width() < 0 && constraint.height() < 0 && m_sizeHints[which].isValid()) {
+ if (m_sizeHints[which].isValid()) {
return m_sizeHints[which];
}
- if (m_fnConstraint) {
- return m_fnConstraint(which, constraint);
- }
return QGraphicsWidget::sizeHint(which, constraint);
}
@@ -140,13 +136,7 @@ public:
updateGeometry();
}
- void setConstraintFunction(QSizeF (*fnConstraint)(Qt::SizeHint, const QSizeF &)) {
- m_fnConstraint = fnConstraint;
- }
-
QSizeF m_sizeHints[Qt::NSizeHints];
- QSizeF (*m_fnConstraint)(Qt::SizeHint, const QSizeF &);
-
};
struct ItemDesc
@@ -156,8 +146,7 @@ struct ItemDesc
m_rowSpan(1),
m_colSpan(1),
m_sizePolicy(QSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred)),
- m_align(0),
- m_fnConstraint(0)
+ m_align(0)
{
}
@@ -224,20 +213,8 @@ struct ItemDesc
return (*this);
}
- ItemDesc &heightForWidth(QSizeF (*fnConstraint)(Qt::SizeHint, const QSizeF &)) {
- m_fnConstraint = fnConstraint;
- m_constraintOrientation = Qt::Vertical;
- return (*this);
- }
-
void apply(QGraphicsGridLayout *layout, QGraphicsWidget *item) {
- QSizePolicy sp = m_sizePolicy;
- if (m_fnConstraint) {
- sp.setHeightForWidth(m_constraintOrientation == Qt::Vertical);
- //sp.setWidthForHeight(m_constraintOrientation == Qt::Horizontal);
- }
-
- item->setSizePolicy(sp);
+ item->setSizePolicy(m_sizePolicy);
for (int i = 0; i < Qt::NSizeHints; ++i) {
if (!m_sizes[i].isValid())
continue;
@@ -256,7 +233,6 @@ struct ItemDesc
break;
}
}
-
layout->addItem(item, m_pos.first, m_pos.second, m_rowSpan, m_colSpan);
layout->setAlignment(item, m_align);
}
@@ -264,7 +240,6 @@ struct ItemDesc
void apply(QGraphicsGridLayout *layout, RectWidget *item) {
for (int i = 0; i < Qt::NSizeHints; ++i)
item->setSizeHint((Qt::SizeHint)i, m_sizeHints[i]);
- item->setConstraintFunction(m_fnConstraint);
apply(layout, static_cast<QGraphicsWidget*>(item));
}
@@ -276,9 +251,6 @@ struct ItemDesc
QSizeF m_sizeHints[Qt::NSizeHints];
QSizeF m_sizes[Qt::NSizeHints];
Qt::Alignment m_align;
-
- Qt::Orientation m_constraintOrientation;
- QSizeF (*m_fnConstraint)(Qt::SizeHint, const QSizeF &);
};
typedef QList<ItemDesc> ItemList;
@@ -2144,17 +2116,6 @@ void tst_QGraphicsGridLayout::alignment2()
delete widget;
}
-static QSizeF hfw1(Qt::SizeHint, const QSizeF &constraint)
-{
- QSizeF result(constraint);
- if (constraint.width() < 0 && constraint.height() < 0) {
- return QSizeF(50, 400);
- } else if (constraint.width() >= 0) {
- result.setHeight(20000./constraint.width());
- }
- return result;
-}
-
void tst_QGraphicsGridLayout::geometries_data()
{
@@ -2184,186 +2145,6 @@ void tst_QGraphicsGridLayout::geometries_data()
<< QRectF(0, 0, 60,10) << QRectF(0, 10, 60,10)
);
- // change layout height and verify
- QTest::newRow("hfw-h401") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(500, 500))
- .heightForWidth(hfw1)
- )
- << QSizeF(100, 401)
- << (RectList()
- << QRectF(0, 0, 50, 1) << QRectF(50, 0, 50, 1)
- << QRectF(0, 1, 50,100) << QRectF(50, 1, 50,400)
- );
-
-
- QTest::newRow("hfw-h408") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(500, 500))
- .heightForWidth(hfw1)
- )
- << QSizeF(100, 408)
- << (RectList()
- << QRectF(0, 0, 50, 8) << QRectF(50, 0, 50, 8)
- << QRectF(0, 8, 50,100) << QRectF(50, 8, 50,400)
- );
-
- QTest::newRow("hfw-h410") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(500, 500))
- .heightForWidth(hfw1)
- )
- << QSizeF(100, 410)
- << (RectList()
- << QRectF(0, 0, 50,10) << QRectF(50, 0, 50,10)
- << QRectF(0, 10, 50,100) << QRectF(50, 10, 50,400)
- );
-
- QTest::newRow("hfw-h470") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(500, 500))
- .heightForWidth(hfw1)
- )
- << QSizeF(100, 470)
- << (RectList()
- << QRectF(0, 0, 50,70) << QRectF(50, 0, 50,70)
- << QRectF(0, 70, 50,100) << QRectF(50, 70, 50,400)
- );
-
-
- // change layout width and verify
- QTest::newRow("hfw-w100") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(5000, 5000))
- .heightForWidth(hfw1)
- )
- << QSizeF(100, 401)
- << (RectList()
- << QRectF( 0, 0, 50, 1) << QRectF( 50, 0, 50, 1)
- << QRectF( 0, 1, 50, 100) << QRectF( 50, 1, 50, 400)
- );
-
- QTest::newRow("hfw-w160") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(5000, 5000))
- .heightForWidth(hfw1)
- )
- << QSizeF(160, 401)
- << (RectList()
- << QRectF( 0, 0, 80, 100) << QRectF( 80, 0, 80, 100)
- << QRectF( 0, 100, 80, 100) << QRectF( 80, 100, 80, 250)
- );
-
-
- QTest::newRow("hfw-w500") << (ItemList()
- << ItemDesc(0,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(0,1)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,0)
- .minSize(QSizeF(1,1))
- .preferredSize(QSizeF(50,10))
- .maxSize(QSizeF(100, 100))
- << ItemDesc(1,1)
- .minSize(QSizeF(40,40))
- .preferredSize(QSizeF(50,400))
- .maxSize(QSizeF(5000, 5000))
- .heightForWidth(hfw1)
- )
- << QSizeF(500, 401)
- << (RectList()
- << QRectF( 0, 0, 100, 100) << QRectF(100, 0, 100, 100)
- << QRectF( 0, 100, 100, 100) << QRectF(100, 100, 400, 50)
- );
-
}
void tst_QGraphicsGridLayout::geometries()
@@ -2434,143 +2215,6 @@ void tst_QGraphicsGridLayout::task236367_maxSizeHint()
QCOMPARE(widget->size(), QSizeF(w, h));
}
-/*
-static qreal hfw(qreal w)
-{
- if (w == 0)
- return 20000;
- return 20000/w;
-}
-*/
-static QSizeF hfw(Qt::SizeHint /*which*/, const QSizeF &constraint)
-{
- QSizeF result(constraint);
- const qreal cw = constraint.width();
- const qreal ch = constraint.height();
- if (cw < 0 && ch < 0) {
- return QSizeF(200, 100);
- } else if (cw >= 0) {
- result.setHeight(20000./cw);
- } else if (cw == 0) {
- result.setHeight(20000);
- } else if (ch >= 0) {
- result.setWidth(20000./ch);
- } else if (ch == 0) {
- result.setWidth(20000);
- }
-
- return result;
-}
-
-static qreal growthFactorBelowPreferredSize(qreal desired, qreal sumAvailable, qreal sumDesired)
-{
- Q_ASSERT(sumDesired != 0.0);
- return desired * qPow(sumAvailable / sumDesired, desired / sumDesired);
-}
-
-static void expectedWidth(qreal minSize1, qreal prefSize1,
- qreal minSize2, qreal prefSize2,
- qreal targetSize, qreal *width1, qreal *width2)
-{
- qreal sumAvail,factor1,factor2;
- // stretch behaviour is different below and above preferred size...
- if (targetSize < prefSize1 + prefSize2) {
- sumAvail = targetSize - minSize1 - minSize2;
- const qreal desired1 = prefSize1 - minSize1;
- const qreal desired2 = prefSize2 - minSize2;
- const qreal sumDesired = desired1 + desired2;
- factor1 = growthFactorBelowPreferredSize(desired1, sumAvail, sumDesired);
- factor2 = growthFactorBelowPreferredSize(desired2, sumAvail, sumDesired);
- const qreal sumFactors = factor1 + factor2;
- *width1 = sumAvail*factor1/sumFactors + minSize1;
- *width2 = sumAvail*factor2/sumFactors + minSize2;
- } else {
- sumAvail = targetSize - prefSize1 - prefSize2;
- factor1 = prefSize1;
- factor2 = prefSize2;
- const qreal sumFactors = factor1 + factor2;
- *width1 = sumAvail*factor1/sumFactors + prefSize1;
- *width2 = sumAvail*factor2/sumFactors + prefSize2;
- }
-}
-
-
-bool qFuzzyCompare(const QSizeF &a, const QSizeF &b)
-{
- return qFuzzyCompare(a.width(), b.width()) && qFuzzyCompare(a.height(), b.height());
-}
-
-void tst_QGraphicsGridLayout::heightForWidth()
-{
- QGraphicsWidget *widget = new QGraphicsWidget;
- QGraphicsGridLayout *layout = new QGraphicsGridLayout;
- widget->setLayout(layout);
- layout->setContentsMargins(0, 0, 0, 0);
- layout->setSpacing(0);
- RectWidget *w00 = new RectWidget;
- w00->setSizeHint(Qt::MinimumSize, QSizeF(1,1));
- w00->setSizeHint(Qt::PreferredSize, QSizeF(10,10));
- w00->setSizeHint(Qt::MaximumSize, QSizeF(100,100));
- layout->addItem(w00, 0, 0);
-
- RectWidget *w01 = new RectWidget;
- w01->setSizeHint(Qt::MinimumSize, QSizeF(1,1));
- w01->setSizeHint(Qt::PreferredSize, QSizeF(10,10));
- w01->setSizeHint(Qt::MaximumSize, QSizeF(100,100));
- layout->addItem(w01, 0, 1);
-
- RectWidget *w10 = new RectWidget;
- w10->setSizeHint(Qt::MinimumSize, QSizeF(1,1));
- w10->setSizeHint(Qt::PreferredSize, QSizeF(10,10));
- w10->setSizeHint(Qt::MaximumSize, QSizeF(100,100));
- layout->addItem(w10, 1, 0);
-
- RectWidget *w11 = new RectWidget;
- w11->setSizeHint(Qt::MinimumSize, QSizeF(1,1));
- w11->setSizeHint(Qt::MaximumSize, QSizeF(30000,30000));
- w11->setConstraintFunction(hfw);
- QSizePolicy sp(QSizePolicy::Preferred, QSizePolicy::Preferred);
- sp.setHeightForWidth(true);
- w11->setSizePolicy(sp);
- layout->addItem(w11, 1, 1);
-
- QSizeF prefSize = layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(-1, -1));
- QCOMPARE(prefSize, QSizeF(10+200, 10+100));
-
- QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(2, -1)), QSizeF(2, 20001));
- QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(2, -1)), QSizeF(2, 20010));
- QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(2, -1)), QSizeF(2, 20100));
- qreal width1;
- qreal width2;
- expectedWidth(1, 10, 1, 200, 20, &width1, &width2);
- QSizeF expectedSize = hfw(Qt::MinimumSize, QSizeF(width2, -1)) + QSizeF(width1, 1);
- QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(20, -1)), expectedSize);
- expectedSize.rheight()+=9;
- QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(20, -1)), expectedSize);
- expectedSize.rheight()+=90;
- QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(20, -1)), expectedSize);
-
- expectedWidth(1, 10, 1, 200, 300, &width1, &width2);
- expectedSize = hfw(Qt::MinimumSize, QSizeF(width2, -1)) + QSizeF(width1, 1);
- QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(300, -1)), expectedSize);
- expectedSize.rheight()+=9;
- QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(300, -1)), expectedSize);
- // the height of the hfw widget is shorter than the one to the left, which is 100, so
- // the total height of the last row is 100 (which leaves the layout height to be 200)
- QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(300, -1)), QSizeF(300, 200));
-
- // the hfw item is shorter than the item to the left
- expectedWidth(1, 10, 1, 200, 500, &width1, &width2);
- expectedSize = hfw(Qt::MinimumSize, QSizeF(width2, -1)) + QSizeF(width1, 1);
- QCOMPARE(layout->effectiveSizeHint(Qt::MinimumSize, QSizeF(500, -1)), expectedSize);
- expectedSize.rheight()+=9;
- QCOMPARE(layout->effectiveSizeHint(Qt::PreferredSize, QSizeF(500, -1)), expectedSize);
- // the height of the hfw widget is shorter than the one to the left, which is 100, so
- // the total height of the last row is 100 (which leaves the layout height to be 200)
- QCOMPARE(layout->effectiveSizeHint(Qt::MaximumSize, QSizeF(500, -1)), QSizeF(500, 200));
-
-}
-
QTEST_MAIN(tst_QGraphicsGridLayout)
#include "tst_qgraphicsgridlayout.moc"
generated by cgit v0.12 at 2024-12-26 17:14:39 (GMT)