qt5base-lts/tests/auto/qformlayout/tst_qformlayout.cpp

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <qlayout.h>
#include <qapplication.h>
#include <qwidget.h>
#include <qwindowsstyle.h>
#include <qsizepolicy.h>
2011-05-23 14:49:06 +00:00
#include <QtWidgets/QWindowsStyle>
#include <QStyleFactory>
#include <qformlayout.h>
//TESTED_CLASS=
//TESTED_FILES=
class tst_QFormLayout : public QObject
{
Q_OBJECT
public:
tst_QFormLayout();
~tst_QFormLayout();
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void rowCount();
void buddies();
void getItemPosition();
void wrapping();
void spacing();
void contentsRect();
void setFormStyle();
void setFieldGrowthPolicy();
void setRowWrapPolicy();
void setLabelAlignment();
void setFormAlignment();
/*
void setHorizontalSpacing(int spacing);
int horizontalSpacing() const;
void setVerticalSpacing(int spacing);
int verticalSpacing() const;
*/
void addRow();
void insertRow_QWidget_QWidget();
void insertRow_QWidget_QLayout();
void insertRow_QString_QWidget();
void insertRow_QString_QLayout();
void insertRow_QWidget();
void insertRow_QLayout();
void setWidget();
void setLayout();
/*
QLayoutItem *itemAt(int row, ItemRole role) const;
void getItemPosition(int index, int *rowPtr, ItemRole *rolePtr) const;
void getLayoutPosition(QWidget *widget, int *rowPtr, ItemRole *rolePtr) const;
void getItemPosition(QLayoutItem *item, int *rowPtr, ItemRole *rolePtr) const;
QWidget *labelForField(QWidget *widget) const;
QWidget *labelForField(QLayoutItem *item) const;
void addItem(QLayoutItem *item);
*/
void itemAt();
void takeAt();
void layoutAlone();
/*
void setGeometry(const QRect &rect);
QSize minimumSize() const;
QSize sizeHint() const;
bool hasHeightForWidth() const;
int heightForWidth(int width) const;
Qt::Orientations expandingDirections() const;
*/
};
tst_QFormLayout::tst_QFormLayout()
{
}
tst_QFormLayout::~tst_QFormLayout()
{
}
void tst_QFormLayout::initTestCase()
{
}
void tst_QFormLayout::cleanupTestCase()
{
}
void tst_QFormLayout::init()
{
}
void tst_QFormLayout::cleanup()
{
}
void tst_QFormLayout::rowCount()
{
QWidget *w = new QWidget;
QFormLayout *fl = new QFormLayout(w);
fl->addRow(tr("Label 1"), new QLineEdit);
fl->addRow(tr("Label 2"), new QLineEdit);
fl->addRow(tr("Label 3"), new QLineEdit);
QCOMPARE(fl->rowCount(), 3);
fl->addRow(new QWidget);
fl->addRow(new QHBoxLayout);
QCOMPARE(fl->rowCount(), 5);
fl->insertRow(1, tr("Label 0.5"), new QLineEdit);
QCOMPARE(fl->rowCount(), 6);
//TODO: remove items
delete w;
}
void tst_QFormLayout::buddies()
{
QWidget *w = new QWidget;
QFormLayout *fl = new QFormLayout(w);
//normal buddy case
QLineEdit *le = new QLineEdit;
fl->addRow(tr("Label 1"), le);
QLabel *label = qobject_cast<QLabel *>(fl->labelForField(le));
QVERIFY(label);
QWidget *lew = le;
QCOMPARE(label->buddy(), lew);
//null label
QLineEdit *le2 = new QLineEdit;
fl->addRow(0, le2);
QWidget *label2 = fl->labelForField(le2);
QVERIFY(label2 == 0);
//no label
QLineEdit *le3 = new QLineEdit;
fl->addRow(le3);
QWidget *label3 = fl->labelForField(le3);
QVERIFY(label3 == 0);
//TODO: empty label?
delete w;
}
void tst_QFormLayout::getItemPosition()
{
QWidget *w = new QWidget;
QFormLayout *fl = new QFormLayout(w);
QList<QLabel*> labels;
QList<QLineEdit*> fields;
for (int i = 0; i < 5; ++i) {
labels.append(new QLabel(QString("Label %1").arg(i+1)));
fields.append(new QLineEdit);
fl->addRow(labels[i], fields[i]);
}
//a field
{
int row;
QFormLayout::ItemRole role;
fl->getWidgetPosition(fields[3], &row, &role);
QCOMPARE(row, 3);
QCOMPARE(role, QFormLayout::FieldRole);
}
//a label
{
int row;
QFormLayout::ItemRole role;
fl->getWidgetPosition(labels[2], &row, &role);
QCOMPARE(row, 2);
QCOMPARE(role, QFormLayout::LabelRole);
}
//a layout that's been inserted
{
QVBoxLayout *vbl = new QVBoxLayout;
fl->insertRow(2, "Label 1.5", vbl);
int row;
QFormLayout::ItemRole role;
fl->getLayoutPosition(vbl, &row, &role);
QCOMPARE(row, 2);
QCOMPARE(role, QFormLayout::FieldRole);
}
delete w;
}
void tst_QFormLayout::wrapping()
{
QWidget *w = new QWidget;
QFormLayout *fl = new QFormLayout(w);
fl->setRowWrapPolicy(QFormLayout::WrapLongRows);
QLineEdit *le = new QLineEdit;
QLabel *lbl = new QLabel("A long label");
le->setMinimumWidth(200);
fl->addRow(lbl, le);
w->setFixedWidth(240);
w->show();
QCOMPARE(le->geometry().y() > lbl->geometry().y(), true);
//TODO: additional tests covering different wrapping cases
delete w;
}
class CustomLayoutStyle : public QWindowsStyle
{
Q_OBJECT
public:
CustomLayoutStyle()
{
hspacing = 5;
vspacing = 10;
}
virtual int pixelMetric(PixelMetric metric, const QStyleOption * option = 0,
const QWidget * widget = 0 ) const;
int hspacing;
int vspacing;
};
int CustomLayoutStyle::pixelMetric(PixelMetric metric, const QStyleOption * option /*= 0*/,
const QWidget * widget /*= 0*/ ) const
{
switch (metric) {
case PM_LayoutHorizontalSpacing:
return hspacing;
case PM_LayoutVerticalSpacing:
return vspacing;
break;
default:
break;
}
return QWindowsStyle::pixelMetric(metric, option, widget);
}
void tst_QFormLayout::spacing()
{
//TODO: confirm spacing behavior
QWidget *w = new QWidget;
CustomLayoutStyle *style = new CustomLayoutStyle;
style->hspacing = 5;
style->vspacing = 10;
w->setStyle(style);
QFormLayout *fl = new QFormLayout(w);
QCOMPARE(style->hspacing, fl->horizontalSpacing());
QCOMPARE(style->vspacing, fl->verticalSpacing());
//QCOMPARE(fl->spacing(), -1);
fl->setVerticalSpacing(5);
QCOMPARE(5, fl->horizontalSpacing());
QCOMPARE(5, fl->verticalSpacing());
//QCOMPARE(fl->spacing(), 5);
fl->setVerticalSpacing(-1);
QCOMPARE(style->hspacing, fl->horizontalSpacing());
QCOMPARE(style->vspacing, fl->verticalSpacing());
style->hspacing = 5;
style->vspacing = 5;
//QCOMPARE(fl->spacing(), 5);
fl->setHorizontalSpacing(20);
//QCOMPARE(fl->spacing(), -1);
style->vspacing = 20;
QCOMPARE(fl->horizontalSpacing(), 20);
QCOMPARE(fl->verticalSpacing(), 20);
//QCOMPARE(fl->spacing(), 20);
fl->setHorizontalSpacing(-1);
//QCOMPARE(fl->spacing(), -1);
style->hspacing = 20;
//QCOMPARE(fl->spacing(), 20);
delete w;
delete style;
}
void tst_QFormLayout::contentsRect()
{
QWidget w;
QFormLayout form;
w.setLayout(&form);
form.addRow("Label", new QPushButton(&w));
w.show();
/*#if defined(Q_WS_X11)
qt_x11_wait_for_window_manager(&w); // wait for the show
#endif*/
int l, t, r, b;
form.getContentsMargins(&l, &t, &r, &b);
QRect geom = form.geometry();
QCOMPARE(geom.adjusted(+l, +t, -r, -b), form.contentsRect());
}
class DummyMacStyle : public QCommonStyle
{
public:
virtual int styleHint ( StyleHint hint, const QStyleOption * option = 0, const QWidget * widget = 0, QStyleHintReturn * returnData = 0 ) const
{
switch(hint) {
case SH_FormLayoutFormAlignment:
return Qt::AlignHCenter | Qt::AlignTop;
case SH_FormLayoutLabelAlignment:
return Qt::AlignRight;
case SH_FormLayoutWrapPolicy:
return QFormLayout::DontWrapRows;
case SH_FormLayoutFieldGrowthPolicy:
return QFormLayout::FieldsStayAtSizeHint;
default:
return QCommonStyle::styleHint(hint, option, widget, returnData);
}
}
};
class DummyQtopiaStyle : public QCommonStyle
{
public:
virtual int styleHint ( StyleHint hint, const QStyleOption * option = 0, const QWidget * widget = 0, QStyleHintReturn * returnData = 0 ) const
{
switch(hint) {
case SH_FormLayoutFormAlignment:
return Qt::AlignLeft | Qt::AlignTop;
case SH_FormLayoutLabelAlignment:
return Qt::AlignRight;
case SH_FormLayoutWrapPolicy:
return QFormLayout::WrapLongRows;
case SH_FormLayoutFieldGrowthPolicy:
return QFormLayout::AllNonFixedFieldsGrow;
default:
return QCommonStyle::styleHint(hint, option, widget, returnData);
}
}
};
void tst_QFormLayout::setFormStyle()
{
QWidget widget;
QFormLayout layout;
widget.setLayout(&layout);
#ifndef QT_NO_STYLE_PLASTIQUE
widget.setStyle(new QPlastiqueStyle());
QVERIFY(layout.labelAlignment() == Qt::AlignRight);
QVERIFY(layout.formAlignment() == (Qt::AlignLeft | Qt::AlignTop));
QVERIFY(layout.fieldGrowthPolicy() == QFormLayout::ExpandingFieldsGrow);
QVERIFY(layout.rowWrapPolicy() == QFormLayout::DontWrapRows);
#endif
widget.setStyle(new QWindowsStyle());
QVERIFY(layout.labelAlignment() == Qt::AlignLeft);
QVERIFY(layout.formAlignment() == (Qt::AlignLeft | Qt::AlignTop));
QVERIFY(layout.fieldGrowthPolicy() == QFormLayout::AllNonFixedFieldsGrow);
QVERIFY(layout.rowWrapPolicy() == QFormLayout::DontWrapRows);
/* can't directly create mac style or qtopia style, since
this test is cross platform.. so create dummy styles that
return all the right stylehints.
*/
widget.setStyle(new DummyMacStyle());
QVERIFY(layout.labelAlignment() == Qt::AlignRight);
QVERIFY(layout.formAlignment() == (Qt::AlignHCenter | Qt::AlignTop));
QVERIFY(layout.fieldGrowthPolicy() == QFormLayout::FieldsStayAtSizeHint);
QVERIFY(layout.rowWrapPolicy() == QFormLayout::DontWrapRows);
widget.setStyle(new DummyQtopiaStyle());
QVERIFY(layout.labelAlignment() == Qt::AlignRight);
QVERIFY(layout.formAlignment() == (Qt::AlignLeft | Qt::AlignTop));
QVERIFY(layout.fieldGrowthPolicy() == QFormLayout::AllNonFixedFieldsGrow);
QVERIFY(layout.rowWrapPolicy() == QFormLayout::WrapLongRows);
}
void tst_QFormLayout::setFieldGrowthPolicy()
{
QWidget window;
QLineEdit fld1, fld2, fld3;
fld1.setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
fld2.setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
fld3.setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
QFormLayout layout;
layout.addRow("One:", &fld1);
layout.addRow("Two:", &fld2);
layout.addRow("Three:", &fld3);
window.setLayout(&layout);
window.resize(1000, 200);
for (int i = 0; i < 3; ++i) {
layout.setFieldGrowthPolicy(i == 0 ? QFormLayout::FieldsStayAtSizeHint :
i == 1 ? QFormLayout::ExpandingFieldsGrow :
QFormLayout::AllNonFixedFieldsGrow);
layout.activate();
if (i == 0) {
QVERIFY(fld1.width() == fld2.width());
QVERIFY(fld2.width() == fld3.width());
} else if (i == 1) {
QVERIFY(fld1.width() == fld2.width());
QVERIFY(fld2.width() < fld3.width());
} else {
QVERIFY(fld1.width() < fld2.width());
QVERIFY(fld2.width() == fld3.width());
}
}
}
void tst_QFormLayout::setRowWrapPolicy()
{
}
void tst_QFormLayout::setLabelAlignment()
{
}
void tst_QFormLayout::setFormAlignment()
{
}
void tst_QFormLayout::addRow()
{
QFormLayout layout;
QWidget w1, w2, w3;
QHBoxLayout l1, l2, l3;
QLabel lbl1, lbl2;
QCOMPARE(layout.rowCount(), 0);
layout.addRow(&lbl1, &w1);
layout.addRow(&lbl2, &l1);
layout.addRow("Foo:", &w2);
layout.addRow("Bar:", &l2);
layout.addRow(&w3);
layout.addRow(&l3);
QCOMPARE(layout.rowCount(), 6);
QVERIFY(layout.itemAt(0, QFormLayout::LabelRole)->widget() == &lbl1);
QVERIFY(layout.itemAt(1, QFormLayout::LabelRole)->widget() == &lbl2);
QVERIFY(layout.itemAt(2, QFormLayout::LabelRole)->widget()->property("text") == "Foo:");
QVERIFY(layout.itemAt(3, QFormLayout::LabelRole)->widget()->property("text") == "Bar:");
QVERIFY(layout.itemAt(4, QFormLayout::LabelRole) == 0);
QVERIFY(layout.itemAt(5, QFormLayout::LabelRole) == 0);
QVERIFY(layout.itemAt(0, QFormLayout::FieldRole)->widget() == &w1);
QVERIFY(layout.itemAt(1, QFormLayout::FieldRole)->layout() == &l1);
QVERIFY(layout.itemAt(2, QFormLayout::FieldRole)->widget() == &w2);
QVERIFY(layout.itemAt(3, QFormLayout::FieldRole)->layout() == &l2);
// ### should have a third role, FullRowRole?
// QVERIFY(layout.itemAt(4, QFormLayout::FieldRole) == 0);
// QVERIFY(layout.itemAt(5, QFormLayout::FieldRole) == 0);
}
void tst_QFormLayout::insertRow_QWidget_QWidget()
{
QFormLayout layout;
QLabel lbl1, lbl2, lbl3, lbl4;
QLineEdit fld1, fld2, fld3, fld4;
layout.insertRow(0, &lbl1, &fld1);
QCOMPARE(layout.rowCount(), 1);
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&lbl1, &row, &role);
QCOMPARE(row, 0);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&fld1, &row, &role);
QCOMPARE(row, 0);
QCOMPARE(int(role), int(QFormLayout::FieldRole));
}
// check that negative values append
layout.insertRow(-2, &lbl2, &fld2);
QCOMPARE(layout.rowCount(), 2);
QVERIFY(layout.itemAt(0, QFormLayout::LabelRole)->widget() == &lbl1);
QVERIFY(layout.itemAt(1, QFormLayout::LabelRole)->widget() == &lbl2);
// check that too large values append
layout.insertRow(100, &lbl3, &fld3);
QCOMPARE(layout.rowCount(), 3);
QCOMPARE(layout.count(), 6);
layout.insertRow(3, (QWidget *)0, (QWidget *)0);
QCOMPARE(layout.rowCount(), 4);
QCOMPARE(layout.count(), 6);
layout.insertRow(4, (QWidget *)0, &fld4);
QCOMPARE(layout.rowCount(), 5);
QCOMPARE(layout.count(), 7);
layout.insertRow(5, &lbl4, (QWidget *)0);
QCOMPARE(layout.rowCount(), 6);
QCOMPARE(layout.count(), 8);
QVERIFY(layout.itemAt(0, QFormLayout::LabelRole)->widget() == &lbl1);
QVERIFY(layout.itemAt(1, QFormLayout::LabelRole)->widget() == &lbl2);
QVERIFY(layout.itemAt(2, QFormLayout::LabelRole)->widget() == &lbl3);
QVERIFY(layout.itemAt(3, QFormLayout::LabelRole) == 0);
QVERIFY(layout.itemAt(4, QFormLayout::LabelRole) == 0);
QVERIFY(layout.itemAt(5, QFormLayout::LabelRole)->widget() == &lbl4);
QVERIFY(layout.itemAt(0, QFormLayout::FieldRole)->widget() == &fld1);
QVERIFY(layout.itemAt(1, QFormLayout::FieldRole)->widget() == &fld2);
QVERIFY(layout.itemAt(2, QFormLayout::FieldRole)->widget() == &fld3);
QVERIFY(layout.itemAt(3, QFormLayout::FieldRole) == 0);
QVERIFY(layout.itemAt(4, QFormLayout::FieldRole)->widget() == &fld4);
QVERIFY(layout.itemAt(5, QFormLayout::FieldRole) == 0);
}
void tst_QFormLayout::insertRow_QWidget_QLayout()
{
QFormLayout layout;
QLabel lbl1, lbl2, lbl3, lbl4;
QHBoxLayout fld1, fld2, fld3, fld4;
layout.insertRow(0, &lbl1, &fld1);
QCOMPARE(layout.rowCount(), 1);
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&lbl1, &row, &role);
QCOMPARE(row, 0);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(&fld1, &row, &role);
QCOMPARE(row, 0);
QCOMPARE(int(role), int(QFormLayout::FieldRole));
}
// check that negative values append
layout.insertRow(-2, &lbl2, &fld2);
QCOMPARE(layout.rowCount(), 2);
QVERIFY(layout.itemAt(0, QFormLayout::LabelRole)->widget() == &lbl1);
QVERIFY(layout.itemAt(1, QFormLayout::LabelRole)->widget() == &lbl2);
// check that too large values append
layout.insertRow(100, &lbl3, &fld3);
QCOMPARE(layout.rowCount(), 3);
QVERIFY(layout.itemAt(0, QFormLayout::LabelRole)->widget() == &lbl1);
QVERIFY(layout.itemAt(1, QFormLayout::LabelRole)->widget() == &lbl2);
QVERIFY(layout.itemAt(2, QFormLayout::LabelRole)->widget() == &lbl3);
QVERIFY(layout.itemAt(0, QFormLayout::FieldRole)->layout() == &fld1);
QVERIFY(layout.itemAt(1, QFormLayout::FieldRole)->layout() == &fld2);
QVERIFY(layout.itemAt(2, QFormLayout::FieldRole)->layout() == &fld3);
}
void tst_QFormLayout::insertRow_QString_QWidget()
{
QFormLayout layout;
QLineEdit fld1, fld2, fld3;
layout.insertRow(-5, "&Name:", &fld1);
QLabel *label1 = qobject_cast<QLabel *>(layout.itemAt(0, QFormLayout::LabelRole)->widget());
QVERIFY(label1 != 0);
QVERIFY(label1->buddy() == &fld1);
layout.insertRow(0, "&Email:", &fld2);
QLabel *label2 = qobject_cast<QLabel *>(layout.itemAt(0, QFormLayout::LabelRole)->widget());
QVERIFY(label2 != 0);
QVERIFY(label2->buddy() == &fld2);
layout.insertRow(5, "&Age:", &fld3);
QLabel *label3 = qobject_cast<QLabel *>(layout.itemAt(2, QFormLayout::LabelRole)->widget());
QVERIFY(label3 != 0);
QVERIFY(label3->buddy() == &fld3);
}
void tst_QFormLayout::insertRow_QString_QLayout()
{
QFormLayout layout;
QHBoxLayout fld1, fld2, fld3;
layout.insertRow(-5, "&Name:", &fld1);
QLabel *label1 = qobject_cast<QLabel *>(layout.itemAt(0, QFormLayout::LabelRole)->widget());
QVERIFY(label1 != 0);
QVERIFY(label1->buddy() == 0);
QCOMPARE(layout.rowCount(), 1);
layout.insertRow(0, "&Email:", &fld2);
QLabel *label2 = qobject_cast<QLabel *>(layout.itemAt(0, QFormLayout::LabelRole)->widget());
QVERIFY(label2 != 0);
QVERIFY(label2->buddy() == 0);
QCOMPARE(layout.rowCount(), 2);
layout.insertRow(5, "&Age:", &fld3);
QLabel *label3 = qobject_cast<QLabel *>(layout.itemAt(2, QFormLayout::LabelRole)->widget());
QVERIFY(label3 != 0);
QVERIFY(label3->buddy() == 0);
QCOMPARE(layout.rowCount(), 3);
}
void tst_QFormLayout::insertRow_QWidget()
{
// ### come back to this later
}
void tst_QFormLayout::insertRow_QLayout()
{
// ### come back to this later
}
void tst_QFormLayout::setWidget()
{
QFormLayout layout;
QWidget w1;
QWidget w2;
QWidget w3;
QWidget w4;
QCOMPARE(layout.count(), 0);
QCOMPARE(layout.rowCount(), 0);
layout.setWidget(5, QFormLayout::LabelRole, &w1);
QCOMPARE(layout.count(), 1);
QCOMPARE(layout.rowCount(), 6);
layout.setWidget(3, QFormLayout::FieldRole, &w2);
layout.setWidget(3, QFormLayout::LabelRole, &w3);
QCOMPARE(layout.count(), 3);
QCOMPARE(layout.rowCount(), 6);
// should be ignored and generate warnings
layout.setWidget(3, QFormLayout::FieldRole, &w4);
layout.setWidget(-1, QFormLayout::FieldRole, &w4);
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&w1, &row, &role);
QCOMPARE(row, 5);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&w2, &row, &role);
QCOMPARE(row, 3);
QCOMPARE(int(role), int(QFormLayout::FieldRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&w3, &row, &role);
QCOMPARE(row, 3);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(&w4, &row, &role);
QCOMPARE(row, -1);
QCOMPARE(int(role), -123);
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getWidgetPosition(0, &row, &role);
QCOMPARE(row, -1);
QCOMPARE(int(role), -123);
}
}
void tst_QFormLayout::setLayout()
{
QFormLayout layout;
QHBoxLayout l1;
QHBoxLayout l2;
QHBoxLayout l3;
QHBoxLayout l4;
QCOMPARE(layout.count(), 0);
QCOMPARE(layout.rowCount(), 0);
layout.setLayout(5, QFormLayout::LabelRole, &l1);
QCOMPARE(layout.count(), 1);
QCOMPARE(layout.rowCount(), 6);
layout.setLayout(3, QFormLayout::FieldRole, &l2);
layout.setLayout(3, QFormLayout::LabelRole, &l3);
QCOMPARE(layout.count(), 3);
QCOMPARE(layout.rowCount(), 6);
// should be ignored and generate warnings
layout.setLayout(3, QFormLayout::FieldRole, &l4);
layout.setLayout(-1, QFormLayout::FieldRole, &l4);
QCOMPARE(layout.count(), 3);
QCOMPARE(layout.rowCount(), 6);
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(&l1, &row, &role);
QCOMPARE(row, 5);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(&l2, &row, &role);
QCOMPARE(row, 3);
QCOMPARE(int(role), int(QFormLayout::FieldRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(&l3, &row, &role);
QCOMPARE(row, 3);
QCOMPARE(int(role), int(QFormLayout::LabelRole));
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(&l4, &row, &role);
QCOMPARE(row, -1);
QCOMPARE(int(role), -123);
}
{
int row = -1;
QFormLayout::ItemRole role = QFormLayout::ItemRole(-123);
layout.getLayoutPosition(0, &row, &role);
QCOMPARE(row, -1);
QCOMPARE(int(role), -123);
}
}
void tst_QFormLayout::itemAt()
{
QFormLayout layout;
QWidget w1;
QWidget w2;
QWidget w3;
QWidget w4;
QWidget w5;
QHBoxLayout l6;
layout.setWidget(5, QFormLayout::LabelRole, &w1);
layout.setWidget(3, QFormLayout::FieldRole, &w2);
layout.setWidget(3, QFormLayout::LabelRole, &w3);
layout.addRow(&w4, &w5);
layout.addRow("Foo:", &l6);
QCOMPARE(layout.count(), 7);
QBitArray scoreBoard(7);
for (int i = 0; i < 7; ++i) {
QLayoutItem *item = layout.itemAt(i);
QVERIFY(item != 0);
if (item->widget() == &w1) {
scoreBoard[0] = true;
} else if (item->widget() == &w2) {
scoreBoard[1] = true;
} else if (item->widget() == &w3) {
scoreBoard[2] = true;
} else if (item->widget() == &w4) {
scoreBoard[3] = true;
} else if (item->widget() == &w5) {
scoreBoard[4] = true;
} else if (item->layout() == &l6) {
scoreBoard[5] = true;
} else if (qobject_cast<QLabel *>(item->widget())) {
scoreBoard[6] = true;
}
}
QCOMPARE(scoreBoard.count(false), 0);
}
void tst_QFormLayout::takeAt()
{
QFormLayout layout;
QWidget w1;
QWidget w2;
QWidget w3;
QWidget w4;
QWidget w5;
QHBoxLayout l6;
layout.setWidget(5, QFormLayout::LabelRole, &w1);
layout.setWidget(3, QFormLayout::FieldRole, &w2);
layout.setWidget(3, QFormLayout::LabelRole, &w3);
layout.addRow(&w4, &w5);
layout.addRow("Foo:", &l6);
QCOMPARE(layout.count(), 7);
for (int i = 6; i >= 0; --i) {
layout.takeAt(0);
QCOMPARE(layout.count(), i);
}
}
void tst_QFormLayout::layoutAlone()
{
QWidget w;
QFormLayout layout;
layout.setFieldGrowthPolicy(QFormLayout::AllNonFixedFieldsGrow);
w.setLayout(&layout);
QLabel label("Here is a strange test case");
layout.setWidget(0, QFormLayout::LabelRole, &label);
QHBoxLayout hlay;
layout.setLayout(1, QFormLayout::LabelRole, &hlay);
QCOMPARE(layout.count(), 2);
w.show();
layout.activate();
QTest::qWait(500);
}
QTEST_MAIN(tst_QFormLayout)
#include "tst_qformlayout.moc"