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qt6windows7/tests/auto/widgets/itemviews/qitemdelegate/tst_qitemdelegate.cpp
kleuter 85d238dfda qt 6.5.1 original
2023-10-29 23:33:08 +01:00

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "../../../shared/highdpi.h"
#include <QTest>
#include <QTimeZone>
#include <QDateTime>
#include <QTimer>
#include <QTestEventLoop>
#include <QSignalSpy>
#include <qabstractitemview.h>
#include <qstandarditemmodel.h>
#include <qapplication.h>
#include <qdatetimeedit.h>
#include <qspinbox.h>
#include <qlistview.h>
#include <qtableview.h>
#include <qtreeview.h>
#include <qheaderview.h>
#include <qitemeditorfactory.h>
#include <qlineedit.h>
#include <qvalidator.h>
#include <qtablewidget.h>
#include <qtreewidget.h>
#include <QItemDelegate>
#include <QComboBox>
#include <QAbstractItemDelegate>
#include <QTextEdit>
#include <QPlainTextEdit>
#include <QDialog>
#include <qscreen.h>
#include <QtWidgets/private/qabstractitemdelegate_p.h>
#include <QtWidgets/private/qapplication_p.h>
Q_DECLARE_METATYPE(QAbstractItemDelegate::EndEditHint)
#if defined (Q_OS_WIN)
#include <qt_windows.h>
#define Q_CHECK_PAINTEVENTS \
if (::SwitchDesktop(::GetThreadDesktop(::GetCurrentThreadId())) == 0) \
QSKIP("The widgets don't get the paint events");
#else
#define Q_CHECK_PAINTEVENTS
#endif
//Begin of class definitions
class TestItemDelegate : public QItemDelegate
{
public:
TestItemDelegate(QObject *parent = nullptr) : QItemDelegate(parent) {}
~TestItemDelegate() {}
void drawDisplay(QPainter *painter,
const QStyleOptionViewItem &option,
const QRect &rect, const QString &text) const override
{
displayText = text;
displayFont = option.font;
QItemDelegate::drawDisplay(painter, option, rect, text);
}
void drawDecoration(QPainter *painter,
const QStyleOptionViewItem &option,
const QRect &rect, const QPixmap &pixmap) const override
{
decorationPixmap = pixmap;
decorationRect = rect;
QItemDelegate::drawDecoration(painter, option, rect, pixmap);
}
inline QRect textRectangle(QPainter * painter, const QRect &rect,
const QFont &font, const QString &text) const
{
return QItemDelegate::textRectangle(painter, rect, font, text);
}
inline void doLayout(const QStyleOptionViewItem &option,
QRect *checkRect, QRect *pixmapRect,
QRect *textRect, bool hint) const
{
QItemDelegate::doLayout(option, checkRect, pixmapRect, textRect, hint);
}
inline QRect rect(const QStyleOptionViewItem &option,
const QModelIndex &index, int role) const
{
return QItemDelegate::rect(option, index, role);
}
inline bool eventFilter(QObject *object, QEvent *event) override
{
return QItemDelegate::eventFilter(object, event);
}
inline bool editorEvent(QEvent *event,
QAbstractItemModel *model,
const QStyleOptionViewItem &option,
const QModelIndex &index) override
{
return QItemDelegate::editorEvent(event, model, option, index);
}
// stored values for testing
mutable QString displayText;
mutable QFont displayFont;
mutable QPixmap decorationPixmap;
mutable QRect decorationRect;
};
class TestItemModel : public QAbstractTableModel
{
public:
enum Roles {
PixmapTestRole,
ImageTestRole,
IconTestRole,
ColorTestRole,
DoubleTestRole
};
TestItemModel(const QSize &size) : size(size) {}
~TestItemModel() {}
int rowCount(const QModelIndex &parent) const override
{
Q_UNUSED(parent);
return 1;
}
int columnCount(const QModelIndex &parent) const override
{
Q_UNUSED(parent);
return 1;
}
QVariant data(const QModelIndex& index, int role) const override
{
Q_UNUSED(index);
static QPixmap pixmap(size);
static QImage image(size, QImage::Format_Mono);
static QIcon icon(pixmap);
static QColor color(Qt::green);
switch (role) {
case PixmapTestRole: return pixmap;
case ImageTestRole: return image;
case IconTestRole: return icon;
case ColorTestRole: return color;
case DoubleTestRole: return 10.00000001;
default: break;
}
return QVariant();
}
private:
QSize size;
};
class tst_QItemDelegate : public QObject
{
Q_OBJECT
private slots:
void getSetCheck();
void textRectangle_data();
void textRectangle();
void sizeHint_data();
void sizeHint();
void editorKeyPress_data();
void editorKeyPress();
void doubleEditorNegativeInput();
void font_data();
void font();
void doLayout_data();
void doLayout();
void rect_data();
void rect();
void testEventFilter();
void dateTimeEditor_data();
void dateTimeEditor();
void dateAndTimeEditorTest2();
void uintEdit();
void decoration_data();
void decoration();
void editorEvent_data();
void editorEvent();
void enterKey_data();
void enterKey();
void comboBox();
void testLineEditValidation_data();
void testLineEditValidation();
void task257859_finalizeEdit();
void QTBUG4435_keepSelectionOnCheck();
void QTBUG16469_textForRole();
void dateTextForRole_data();
void dateTextForRole();
void reuseEditor();
private:
#ifdef QT_BUILD_INTERNAL
struct RoleDelegate : public QItemDelegate
{
QString textForRole(Qt::ItemDataRole role, const QVariant &value, const QLocale &locale)
{
QAbstractItemDelegatePrivate *d = reinterpret_cast<QAbstractItemDelegatePrivate *>(qGetPtrHelper(d_ptr));
return d->textForRole(role, value, locale);
}
};
#endif
const int m_fuzz = int(QGuiApplication::primaryScreen()->devicePixelRatio());
};
//End of class definitions
// Testing get/set functions
void tst_QItemDelegate::getSetCheck()
{
QItemDelegate obj1;
// QItemEditorFactory * QItemDelegate::itemEditorFactory()
// void QItemDelegate::setItemEditorFactory(QItemEditorFactory *)
QItemEditorFactory *var1 = new QItemEditorFactory;
obj1.setItemEditorFactory(var1);
QCOMPARE(var1, obj1.itemEditorFactory());
obj1.setItemEditorFactory((QItemEditorFactory *)0);
QCOMPARE((QItemEditorFactory *)0, obj1.itemEditorFactory());
delete var1;
QCOMPARE(obj1.hasClipping(), true);
obj1.setClipping(false);
QCOMPARE(obj1.hasClipping(), false);
obj1.setClipping(true);
QCOMPARE(obj1.hasClipping(), true);
}
void tst_QItemDelegate::textRectangle_data()
{
QFont font;
QFontMetrics fontMetrics(font);
int pm = QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin);
int margins = 2 * (pm + 1); // margin on each side of the text
int height = fontMetrics.height();
QTest::addColumn<QString>("text");
QTest::addColumn<QRect>("rect");
QTest::addColumn<QRect>("expected");
QTest::newRow("empty") << QString()
<< QRect()
<< QRect(0, 0, margins, height);
}
void tst_QItemDelegate::textRectangle()
{
QFETCH(QString, text);
QFETCH(QRect, rect);
QFETCH(QRect, expected);
QFont font;
TestItemDelegate delegate;
QRect result = delegate.textRectangle(0, rect, font, text);
QVERIFY2(HighDpi::fuzzyCompare(result, expected, m_fuzz),
HighDpi::msgRectMismatch(result, expected).constData());
}
void tst_QItemDelegate::sizeHint_data()
{
QTest::addColumn<QSize>("expected");
QFont font;
QFontMetrics fontMetrics(font);
//int m = QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
QTest::newRow("empty")
<< QSize(0, fontMetrics.height());
}
void tst_QItemDelegate::sizeHint()
{
QFETCH(QSize, expected);
QModelIndex index;
QStyleOptionViewItem option;
TestItemDelegate delegate;
QSize result = delegate.sizeHint(option, index);
QCOMPARE(result, expected);
}
void tst_QItemDelegate::editorKeyPress_data()
{
QTest::addColumn<QString>("initial");
QTest::addColumn<QString>("expected");
QTest::newRow("foo bar")
<< QString("foo")
<< QString("bar");
}
void tst_QItemDelegate::editorKeyPress()
{
QFETCH(QString, initial);
QFETCH(QString, expected);
QStandardItemModel model;
model.appendRow(new QStandardItem(initial));
QListView view;
view.setModel(&model);
view.show();
QModelIndex index = model.index(0, 0);
view.setCurrentIndex(index); // the editor will only selectAll on the current index
view.edit(index);
QList<QLineEdit*> lineEditors = view.viewport()->findChildren<QLineEdit *>();
QCOMPARE(lineEditors.size(), 1);
QLineEdit *editor = lineEditors.at(0);
QCOMPARE(editor->selectedText(), initial);
QTest::keyClicks(editor, expected);
QTest::keyClick(editor, Qt::Key_Enter);
QTRY_COMPARE(index.data().toString(), expected);
}
void tst_QItemDelegate::doubleEditorNegativeInput()
{
QStandardItemModel model;
QStandardItem *item = new QStandardItem;
item->setData(10.0, Qt::DisplayRole);
model.appendRow(item);
QListView view;
view.setModel(&model);
view.show();
QModelIndex index = model.index(0, 0);
view.setCurrentIndex(index); // the editor will only selectAll on the current index
view.edit(index);
QList<QDoubleSpinBox*> editors = view.viewport()->findChildren<QDoubleSpinBox *>();
QCOMPARE(editors.size(), 1);
QDoubleSpinBox *editor = editors.at(0);
QCOMPARE(editor->value(), double(10));
QTest::keyClick(editor, Qt::Key_Minus);
QTest::keyClick(editor, Qt::Key_1);
QTest::keyClick(editor, Qt::Key_0);
QTest::keyClick(editor, Qt::Key_Comma); //support both , and . locales
QTest::keyClick(editor, Qt::Key_Period);
QTest::keyClick(editor, Qt::Key_0);
QTest::keyClick(editor, Qt::Key_Enter);
QApplication::processEvents();
QCOMPARE(index.data().toString(), QString("-10"));
}
void tst_QItemDelegate::font_data()
{
QTest::addColumn<QString>("itemText");
QTest::addColumn<QString>("properties");
QTest::addColumn<QFont>("itemFont");
QTest::addColumn<QFont>("viewFont");
QFont itemFont;
itemFont.setItalic(true);
QFont viewFont;
QTest::newRow("foo italic")
<< QString("foo")
<< QString("italic")
<< itemFont
<< viewFont;
itemFont.setItalic(true);
QTest::newRow("foo bold")
<< QString("foo")
<< QString("bold")
<< itemFont
<< viewFont;
itemFont.setFamily(itemFont.defaultFamily());
QTest::newRow("foo family")
<< QString("foo")
<< QString("family")
<< itemFont
<< viewFont;
}
void tst_QItemDelegate::font()
{
Q_CHECK_PAINTEVENTS
QFETCH(QString, itemText);
QFETCH(QString, properties);
QFETCH(QFont, itemFont);
QFETCH(QFont, viewFont);
QTableWidget table(1, 1);
table.setFont(viewFont);
TestItemDelegate *delegate = new TestItemDelegate(&table);
table.setItemDelegate(delegate);
table.show();
QVERIFY(QTest::qWaitForWindowExposed(&table));
QTableWidgetItem *item = new QTableWidgetItem;
item->setText(itemText);
item->setFont(itemFont);
table.setItem(0, 0, item);
QApplication::processEvents();
QTRY_COMPARE(delegate->displayText, item->text());
if (properties.contains("italic")) {
QCOMPARE(delegate->displayFont.italic(), item->font().italic());
}
if (properties.contains("bold")){
QCOMPARE(delegate->displayFont.bold(), item->font().bold());
}
if (properties.contains("family")){
QCOMPARE(delegate->displayFont.family(), item->font().family());
}
}
//Testing the different QRect created by the doLayout function.
//Tests are made with different values for the QStyleOptionViewItem properties:
//decorationPosition and position.
void tst_QItemDelegate::doLayout_data()
{
QTest::addColumn<int>("position");
QTest::addColumn<int>("direction");
QTest::addColumn<bool>("hint");
QTest::addColumn<QRect>("itemRect");
QTest::addColumn<QRect>("checkRect");
QTest::addColumn<QRect>("pixmapRect");
QTest::addColumn<QRect>("textRect");
QTest::addColumn<QRect>("expectedCheckRect");
QTest::addColumn<QRect>("expectedPixmapRect");
QTest::addColumn<QRect>("expectedTextRect");
int m = QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1;
//int item = 400;
//int check = 50;
//int pixmap = 1000;
//int text = 400;
QTest::newRow("top, left to right, hint")
<< (int)QStyleOptionViewItem::Top
<< (int)Qt::LeftToRight
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50 + 2*m, 1000)
<< QRect(50 + 2*m, 0, 1000 + 2*m, 1000 + m)
<< QRect(50 + 2*m, 1000 + m, 1000 + 2*m, 400);
/*
QTest::newRow("top, left to right, limited")
<< (int)QStyleOptionViewItem::Top
<< (int)Qt::LeftToRight
<< false
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(m, (400/2) - (50/2), 50, 50)
<< QRect(50 + 2*m, 0, 1000, 1000)
<< QRect(50 + 2*m, 1000 + m, 400 - (50 + 2*m), 400 - 1000 - m);
*/
QTest::newRow("top, right to left, hint")
<< (int)QStyleOptionViewItem::Top
<< (int)Qt::RightToLeft
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(1000 + 2 * m, 0, 50 + 2 * m, 1000)
<< QRect(0, 0, 1000 + 2 * m, 1000 + m)
<< QRect(0, 1000 + m, 1000 + 2 * m, 400);
QTest::newRow("bottom, left to right, hint")
<< (int)QStyleOptionViewItem::Bottom
<< (int)Qt::LeftToRight
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50 + 2 * m, 1000)
<< QRect(50 + 2 * m, 400 + m, 1000 + 2 * m, 1000)
<< QRect(50 + 2 * m, 0, 1000 + 2 * m, 400 + m);
QTest::newRow("bottom, right to left, hint")
<< (int)QStyleOptionViewItem::Bottom
<< (int)Qt::RightToLeft
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(1000 + 2 * m, 0, 50 + 2 * m, 1000)
<< QRect(0, 400 + m, 1000 + 2 * m, 1000)
<< QRect(0, 0, 1000 + 2 * m, 400 + m);
QTest::newRow("left, left to right, hint")
<< (int)QStyleOptionViewItem::Left
<< (int)Qt::LeftToRight
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50 + 2 * m, 1000)
<< QRect(50 + 2 * m, 0, 1000 + 2 * m, 1000)
<< QRect(1050 + 4 * m, 0, 400 + 2 * m, 1000);
QTest::newRow("left, right to left, hint")
<< (int)QStyleOptionViewItem::Left
<< (int)Qt::RightToLeft
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(1400 + 4 * m, 0, 50 + 2 * m, 1000)
<< QRect(400 + 2 * m, 0, 1000 + 2 * m, 1000)
<< QRect(0, 0, 400 + 2 * m, 1000);
QTest::newRow("right, left to right, hint")
<< (int)QStyleOptionViewItem::Right
<< (int)Qt::LeftToRight
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50 + 2 * m, 1000)
<< QRect(450 + 4 * m, 0, 1000 + 2 * m, 1000)
<< QRect(50 + 2 * m, 0, 400 + 2 * m, 1000);
QTest::newRow("right, right to left, hint")
<< (int)QStyleOptionViewItem::Right
<< (int)Qt::RightToLeft
<< true
<< QRect(0, 0, 400, 400)
<< QRect(0, 0, 50, 50)
<< QRect(0, 0, 1000, 1000)
<< QRect(0, 0, 400, 400)
<< QRect(1400 + 4 * m, 0, 50 + 2 * m, 1000)
<< QRect(0, 0, 1000 + 2 * m, 1000)
<< QRect(1000 + 2 * m, 0, 400 + 2 * m, 1000);
}
void tst_QItemDelegate::doLayout()
{
QFETCH(int, position);
QFETCH(int, direction);
QFETCH(bool, hint);
QFETCH(QRect, itemRect);
QFETCH(QRect, checkRect);
QFETCH(QRect, pixmapRect);
QFETCH(QRect, textRect);
QFETCH(QRect, expectedCheckRect);
QFETCH(QRect, expectedPixmapRect);
QFETCH(QRect, expectedTextRect);
TestItemDelegate delegate;
QStyleOptionViewItem option;
option.rect = itemRect;
option.decorationPosition = (QStyleOptionViewItem::Position)position;
option.direction = (Qt::LayoutDirection)direction;
delegate.doLayout(option, &checkRect, &pixmapRect, &textRect, hint);
QCOMPARE(checkRect, expectedCheckRect);
QCOMPARE(pixmapRect, expectedPixmapRect);
QCOMPARE(textRect, expectedTextRect);
}
void tst_QItemDelegate::rect_data()
{
QTest::addColumn<int>("role");
QTest::addColumn<QSize>("size");
QTest::addColumn<QRect>("expected");
QTest::newRow("pixmap")
<< (int)TestItemModel::PixmapTestRole
<< QSize(200, 300)
<< QRect(0, 0, 200, 300);
QTest::newRow("image")
<< (int)TestItemModel::ImageTestRole
<< QSize(200, 300)
<< QRect(0, 0, 200, 300);
QTest::newRow("icon")
<< (int)TestItemModel::IconTestRole
<< QSize(200, 300)
<< QRect(0, 0, 200, 300);
QTest::newRow("color")
<< (int)TestItemModel::ColorTestRole
<< QSize(200, 300)
<< QRect(0, 0, 200, 300);
QTest::newRow("double")
<< (int)TestItemModel::DoubleTestRole
<< QSize()
<< QRect();
}
void tst_QItemDelegate::rect()
{
QFETCH(int, role);
QFETCH(QSize, size);
QFETCH(QRect, expected);
TestItemModel model(size);
QStyleOptionViewItem option;
TestItemDelegate delegate;
option.decorationSize = size;
if (role == TestItemModel::DoubleTestRole)
expected = delegate.textRectangle(0, QRect(), QFont(), QLatin1String("10.00000001"));
QModelIndex index = model.index(0, 0);
QVERIFY(index.isValid());
QRect result = delegate.rect(option, index, role);
QCOMPARE(result, expected);
}
//TODO : Add a test for the keyPress event
//with Qt::Key_Enter and Qt::Key_Return
void tst_QItemDelegate::testEventFilter()
{
TestItemDelegate delegate;
QWidget widget;
QEvent *event;
qRegisterMetaType<QAbstractItemDelegate::EndEditHint>("QAbstractItemDelegate::EndEditHint");
QSignalSpy commitDataSpy(&delegate, SIGNAL(commitData(QWidget*)));
QSignalSpy closeEditorSpy(&delegate,
SIGNAL(closeEditor(QWidget *,
QAbstractItemDelegate::EndEditHint)));
//Subtest KeyPress
//For each test we send a key event and check if signals were emitted.
event = new QKeyEvent(QEvent::KeyPress, Qt::Key_Tab, Qt::NoModifier);
QVERIFY(delegate.eventFilter(&widget, event));
QCOMPARE(closeEditorSpy.size(), 1);
QCOMPARE(commitDataSpy.size(), 1);
delete event;
event = new QKeyEvent(QEvent::KeyPress, Qt::Key_Backtab, Qt::NoModifier);
QVERIFY(delegate.eventFilter(&widget, event));
QCOMPARE(closeEditorSpy.size(), 2);
QCOMPARE(commitDataSpy.size(), 2);
delete event;
event = new QKeyEvent(QEvent::KeyPress, Qt::Key_Escape, Qt::NoModifier);
QVERIFY(delegate.eventFilter(&widget, event));
QCOMPARE(closeEditorSpy.size(), 3);
QCOMPARE(commitDataSpy.size(), 2);
delete event;
event = new QKeyEvent(QEvent::KeyPress, Qt::Key_A, Qt::NoModifier);
QVERIFY(!delegate.eventFilter(&widget, event));
QCOMPARE(closeEditorSpy.size(), 3);
QCOMPARE(commitDataSpy.size(), 2);
delete event;
//Subtest focusEvent
event = new QFocusEvent(QEvent::FocusOut);
QVERIFY(!delegate.eventFilter(&widget, event));
QCOMPARE(closeEditorSpy.size(), 4);
QCOMPARE(commitDataSpy.size(), 3);
delete event;
}
void tst_QItemDelegate::dateTimeEditor_data()
{
QTest::addColumn<QTime>("time");
QTest::addColumn<QDate>("date");
QTest::newRow("data")
<< QTime(7, 16, 34)
<< QDate(2006, 10, 31);
}
static QDateTimeEdit *findDateTimeEdit(const QWidget *widget)
{
const auto dateTimeEditors = widget->findChildren<QDateTimeEdit *>();
for (auto dateTimeEditor : dateTimeEditors) {
if (qstrcmp(dateTimeEditor->metaObject()->className(), "QDateTimeEdit") == 0)
return dateTimeEditor;
}
return nullptr;
}
void tst_QItemDelegate::dateTimeEditor()
{
QFETCH(QTime, time);
QFETCH(QDate, date);
QTableWidgetItem *item1 = new QTableWidgetItem;
item1->setData(Qt::DisplayRole, time);
QTableWidgetItem *item2 = new QTableWidgetItem;
item2->setData(Qt::DisplayRole, date);
QTableWidgetItem *item3 = new QTableWidgetItem;
item3->setData(Qt::DisplayRole, QDateTime(date, time));
QTableWidget widget(1, 3);
widget.setWindowTitle(QLatin1String(QTest::currentTestFunction())
+ QLatin1String("::")
+ QLatin1String(QTest::currentDataTag()));
widget.setItem(0, 0, item1);
widget.setItem(0, 1, item2);
widget.setItem(0, 2, item3);
widget.show();
QVERIFY(QTest::qWaitForWindowExposed(&widget));
QApplicationPrivate::setActiveWindow(&widget);
widget.editItem(item1);
QTestEventLoop::instance().enterLoop(1);
QTimeEdit *timeEditor = nullptr;
auto viewport = widget.viewport();
QTRY_VERIFY( (timeEditor = viewport->findChild<QTimeEdit *>()) );
QCOMPARE(timeEditor->time(), time);
// The data must actually be different in order for the model
// to be updated.
timeEditor->setTime(time.addSecs(60));
widget.clearFocus();
QApplicationPrivate::setActiveWindow(&widget);
widget.setFocus();
widget.editItem(item2);
QDateEdit *dateEditor = nullptr;
QTRY_VERIFY( (dateEditor = viewport->findChild<QDateEdit *>()) );
QCOMPARE(dateEditor->date(), date);
dateEditor->setDate(date.addDays(60));
widget.clearFocus();
widget.setFocus();
widget.editItem(item3);
QTestEventLoop::instance().enterLoop(1);
QDateTimeEdit *dateTimeEditor = nullptr;
QTRY_VERIFY( (dateTimeEditor = findDateTimeEdit(viewport)) );
QCOMPARE(dateTimeEditor->date(), date);
QCOMPARE(dateTimeEditor->time(), time);
dateTimeEditor->setTime(time.addSecs(600));
widget.clearFocus();
QCOMPARE(item1->data(Qt::EditRole).userType(), int(QMetaType::QTime));
QCOMPARE(item2->data(Qt::EditRole).userType(), int(QMetaType::QDate));
QCOMPARE(item3->data(Qt::EditRole).userType(), int(QMetaType::QDateTime));
}
// A delegate where we can either enforce a certain widget or use the standard widget.
class ChooseEditorDelegate : public QItemDelegate
{
public:
virtual QWidget* createEditor(QWidget *parent, const QStyleOptionViewItem &o, const QModelIndex &i) const override
{
if (m_editor) {
m_editor->setParent(parent);
return m_editor;
}
m_editor = QItemDelegate::createEditor(parent, o, i);
return m_editor;
}
virtual void destroyEditor(QWidget *editor, const QModelIndex &i) const override
{ // This is a reimplementation of QAbstractItemDelegate::destroyEditor just set the variable m_editor to 0
// The only reason we do this is to avoid the not recommended direct delete of editor (destroyEditor uses deleteLater)
QItemDelegate::destroyEditor(editor, i); // Allow destroy
m_editor = 0; // but clear the variable
}
ChooseEditorDelegate(QObject *parent = nullptr) : QItemDelegate(parent) { }
void setNextOpenEditor(QWidget *w) { m_editor = w; }
QWidget* currentEditor() const { return m_editor; }
private:
mutable QPointer<QWidget> m_editor;
};
// We could (nearly) use a normal QTableView but in order not to add many seconds to the autotest
// (and save a few lines) we do this
class FastEditItemView : public QTableView
{
public:
QWidget* fastEdit(const QModelIndex &i) // Consider this as QAbstractItemView::edit( )
{
QStyleOptionViewItem option;
initViewItemOption(&option);
QWidget *v = itemDelegate()->createEditor(viewport(), option, i);
if (v)
itemDelegate()->setEditorData(v, i);
return v;
}
void doCloseEditor(QWidget *editor) // Consider this as QAbstractItemView::closeEditor( )
{
itemDelegate()->destroyEditor(editor, QModelIndex());
}
};
void tst_QItemDelegate::dateAndTimeEditorTest2()
{
// prepare createeditor
FastEditItemView w;
QStandardItemModel s;
s.setRowCount(2);
s.setColumnCount(1);
w.setModel(&s);
ChooseEditorDelegate *d = new ChooseEditorDelegate(&w);
w.setItemDelegate(d);
const QTime time1(3, 13, 37);
const QDate date1(2013, 3, 7);
QPointer<QTimeEdit> timeEdit;
QPointer<QDateEdit> dateEdit;
QPointer<QDateTimeEdit> dateTimeEdit;
// Do some checks
// a. Open time editor on empty cell + write QTime data
const QModelIndex i1 = s.index(0, 0);
timeEdit = new QTimeEdit();
d->setNextOpenEditor(timeEdit);
QCOMPARE(w.fastEdit(i1), timeEdit.data());
timeEdit->setTime(time1);
d->setModelData(timeEdit, &s, i1);
QCOMPARE(s.data(i1).metaType().id(), QMetaType::QTime); // ensure that we wrote a time variant.
QCOMPARE(s.data(i1).toTime(), time1); // ensure that it is the correct time.
w.doCloseEditor(timeEdit);
QVERIFY(d->currentEditor() == 0); // should happen at doCloseEditor. We only test this once.
// b. Test that automatic edit of a QTime value is QTimeEdit (and not QDateTimeEdit)
QWidget *editor = w.fastEdit(i1);
timeEdit = qobject_cast<QTimeEdit*>(editor);
QVERIFY(timeEdit);
QCOMPARE(timeEdit->time(), time1);
w.doCloseEditor(timeEdit);
const QTime time2(4, 14, 37);
const QDate date2(2014, 4, 7);
const QDateTime datetime1(date1, time1);
const QDateTime datetime2(date2, time2);
// c. Test that the automatic open of an QDateTime is QDateTimeEdit + value check + set check
s.setData(i1, datetime2);
editor = w.fastEdit(i1);
timeEdit = qobject_cast<QTimeEdit*>(editor);
QVERIFY(!timeEdit);
dateEdit = qobject_cast<QDateEdit*>(editor);
QVERIFY(!dateEdit);
dateTimeEdit = qobject_cast<QDateTimeEdit*>(editor);
QVERIFY(dateTimeEdit);
QCOMPARE(dateTimeEdit->dateTime(), datetime2);
dateTimeEdit->setDateTime(datetime1);
d->setModelData(dateTimeEdit, &s, i1);
QCOMPARE(s.data(i1).metaType().id(), QMetaType::QDateTime); // ensure that we wrote a datetime variant.
QCOMPARE(s.data(i1).toDateTime(), datetime1);
w.doCloseEditor(dateTimeEdit);
// d. Open date editor on empty cell + write QDate data (similar to a)
const QModelIndex i2 = s.index(1, 0);
dateEdit = new QDateEdit();
d->setNextOpenEditor(dateEdit);
QCOMPARE(w.fastEdit(i2), dateEdit.data());
dateEdit->setDate(date1);
d->setModelData(dateEdit, &s, i2);
QCOMPARE(s.data(i2).metaType().id(), QMetaType::QDate); // ensure that we wrote a time variant.
QCOMPARE(s.data(i2).toDate(), date1); // ensure that it is the correct date.
w.doCloseEditor(dateEdit);
// e. Test that the default editor editor (QDateEdit) on a QDate (index i2) (similar to b)
editor = w.fastEdit(i2);
dateEdit = qobject_cast<QDateEdit*>(editor);
QVERIFY(dateEdit);
QCOMPARE(dateEdit->date(), date1);
w.doCloseEditor(dateEdit);
}
void tst_QItemDelegate::uintEdit()
{
QListView view;
QStandardItemModel model;
{
QStandardItem *data=new QStandardItem;
data->setEditable(true);
data->setData(QVariant((uint)1), Qt::DisplayRole);
model.setItem(0, 0, data);
}
{
QStandardItem *data=new QStandardItem;
data->setEditable(true);
data->setData(QVariant((uint)1), Qt::DisplayRole);
model.setItem(1, 0, data);
}
view.setModel(&model);
view.setEditTriggers(QAbstractItemView::AllEditTriggers);
const QModelIndex firstCell = model.index(0, 0);
QCOMPARE(firstCell.data(Qt::DisplayRole).userType(), static_cast<int>(QMetaType::UInt));
view.selectionModel()->setCurrentIndex(model.index(0, 0), QItemSelectionModel::Select);
view.edit(firstCell);
QSpinBox *sb = view.findChild<QSpinBox*>();
QVERIFY(sb);
sb->stepUp();
// Select another index to trigger the end of editing.
const QModelIndex secondCell = model.index(1, 0);
view.selectionModel()->setCurrentIndex(secondCell, QItemSelectionModel::Select);
QCOMPARE(firstCell.data(Qt::DisplayRole).userType(), static_cast<int>(QMetaType::UInt));
QCOMPARE(firstCell.data(Qt::DisplayRole).toUInt(), static_cast<uint>(2));
view.edit(secondCell);
// The first spinbox is deleted with deleteLater, so it is still there.
QList<QSpinBox*> sbList = view.findChildren<QSpinBox*>();
QCOMPARE(sbList.size(), 2);
sb = sbList.at(1);
sb->stepDown(); // 1 -> 0
sb->stepDown(); // 0 (no effect)
sb->stepDown(); // 0 (no effect)
// Select another index to trigger the end of editing.
view.selectionModel()->setCurrentIndex(firstCell, QItemSelectionModel::Select);
QCOMPARE(secondCell.data(Qt::DisplayRole).userType(), static_cast<int>(QMetaType::UInt));
QCOMPARE(secondCell.data(Qt::DisplayRole).toUInt(), static_cast<uint>(0));
}
void tst_QItemDelegate::decoration_data()
{
QTest::addColumn<int>("type");
QTest::addColumn<QSize>("size");
QTest::addColumn<QSize>("expected");
int pm = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize);
QTest::newRow("pixmap 30x30")
<< (int)QMetaType::QPixmap
<< QSize(30, 30)
<< QSize(30, 30);
QTest::newRow("image 30x30")
<< (int)QMetaType::QImage
<< QSize(30, 30)
<< QSize(30, 30);
//The default engine scales pixmaps down if required, but never up. For WinCE we need bigger IconSize than 30
QTest::newRow("icon 30x30")
<< (int)QMetaType::QIcon
<< QSize(60, 60)
<< QSize(pm, pm);
QTest::newRow("color 30x30")
<< (int)QMetaType::QColor
<< QSize(30, 30)
<< QSize(pm, pm);
// This demands too much memory and potentially hangs. Feel free to uncomment
// for your own testing.
// QTest::newRow("pixmap 30x30 big")
// << (int)QMetaType::QPixmap
// << QSize(1024, 1024) // Over 1M
// << QSize(1024, 1024);
}
void tst_QItemDelegate::decoration()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
Q_CHECK_PAINTEVENTS
QFETCH(int, type);
QFETCH(QSize, size);
QFETCH(QSize, expected);
QTableWidget table(1, 1);
TestItemDelegate delegate;
table.setItemDelegate(&delegate);
table.show();
QApplicationPrivate::setActiveWindow(&table);
QVERIFY(QTest::qWaitForWindowActive(&table));
QVariant value;
switch (type) {
case QMetaType::QPixmap: {
QPixmap pm(size);
pm.fill(Qt::black);
value = pm;
break;
}
case QMetaType::QImage: {
QImage img(size, QImage::Format_Mono);
memset(img.bits(), 0, img.sizeInBytes());
value = img;
break;
}
case QMetaType::QIcon: {
QPixmap pm(size);
pm.fill(Qt::black);
value = QIcon(pm);
break;
}
case QMetaType::QColor:
value = QColor(Qt::green);
break;
default:
break;
}
QTableWidgetItem *item = new QTableWidgetItem;
item->setData(Qt::DecorationRole, value);
table.setItem(0, 0, item);
item->setSelected(true);
QApplication::processEvents();
QTRY_COMPARE(delegate.decorationRect.size(), expected);
}
void tst_QItemDelegate::editorEvent_data()
{
QTest::addColumn<int>("checkState");
QTest::addColumn<int>("flags");
QTest::addColumn<bool>("inCheck");
QTest::addColumn<int>("type");
QTest::addColumn<int>("button");
QTest::addColumn<bool>("edited");
QTest::addColumn<int>("expectedCheckState");
const int defaultFlags = (int)(Qt::ItemIsEditable
|Qt::ItemIsSelectable
|Qt::ItemIsUserCheckable
|Qt::ItemIsEnabled
|Qt::ItemIsDragEnabled
|Qt::ItemIsDropEnabled);
QTest::newRow("unchecked, checkable, release")
<< (int)(Qt::Unchecked)
<< defaultFlags
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Checked);
QTest::newRow("checked, checkable, release")
<< (int)(Qt::Checked)
<< defaultFlags
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Unchecked);
QTest::newRow("unchecked, checkable, release")
<< (int)(Qt::Unchecked)
<< defaultFlags
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Checked);
QTest::newRow("unchecked, checkable, release, right button")
<< (int)(Qt::Unchecked)
<< defaultFlags
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::RightButton)
<< false
<< (int)(Qt::Unchecked);
QTest::newRow("unchecked, checkable, release outside")
<< (int)(Qt::Unchecked)
<< defaultFlags
<< false
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< false
<< (int)(Qt::Unchecked);
QTest::newRow("unchecked, checkable, dblclick")
<< (int)(Qt::Unchecked)
<< defaultFlags
<< true
<< (int)(QEvent::MouseButtonDblClick)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Unchecked);
QTest::newRow("unchecked, tristate, release")
<< (int)(Qt::Unchecked)
<< (int)(defaultFlags | Qt::ItemIsAutoTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Checked);
QTest::newRow("partially checked, tristate, release")
<< (int)(Qt::PartiallyChecked)
<< (int)(defaultFlags | Qt::ItemIsAutoTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Checked);
QTest::newRow("checked, tristate, release")
<< (int)(Qt::Checked)
<< (int)(defaultFlags | Qt::ItemIsAutoTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Unchecked);
QTest::newRow("unchecked, user-tristate, release")
<< (int)(Qt::Unchecked)
<< (int)(defaultFlags | Qt::ItemIsUserTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::PartiallyChecked);
QTest::newRow("partially checked, user-tristate, release")
<< (int)(Qt::PartiallyChecked)
<< (int)(defaultFlags | Qt::ItemIsUserTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Checked);
QTest::newRow("checked, user-tristate, release")
<< (int)(Qt::Checked)
<< (int)(defaultFlags | Qt::ItemIsUserTristate)
<< true
<< (int)(QEvent::MouseButtonRelease)
<< (int)(Qt::LeftButton)
<< true
<< (int)(Qt::Unchecked);
}
void tst_QItemDelegate::editorEvent()
{
QFETCH(int, checkState);
QFETCH(int, flags);
QFETCH(bool, inCheck);
QFETCH(int, type);
QFETCH(int, button);
QFETCH(bool, edited);
QFETCH(int, expectedCheckState);
QStandardItemModel model(1, 1);
QModelIndex index = model.index(0, 0);
QVERIFY(index.isValid());
QStandardItem *item = model.itemFromIndex(index);
item->setText("foo");
item->setCheckState((Qt::CheckState)checkState);
item->setFlags((Qt::ItemFlags)flags);
QStyleOptionViewItem option;
option.rect = QRect(0, 0, 20, 20);
option.state |= QStyle::State_Enabled;
// mimic QStyledItemDelegate::initStyleOption logic
option.features |= QStyleOptionViewItem::HasCheckIndicator | QStyleOptionViewItem::HasDisplay;
option.checkState = Qt::CheckState(checkState);
const int checkMargin = qApp->style()->pixelMetric(QStyle::PM_FocusFrameHMargin, 0, 0) + 1;
QPoint pos = inCheck ? qApp->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &option, 0).center() + QPoint(checkMargin, 0) : QPoint(200,200);
QEvent *event = new QMouseEvent((QEvent::Type)type,
pos, pos,
(Qt::MouseButton)button,
(Qt::MouseButton)button,
Qt::NoModifier);
TestItemDelegate delegate;
bool wasEdited = delegate.editorEvent(event, &model, option, index);
delete event;
QApplication::processEvents();
QCOMPARE(wasEdited, edited);
QCOMPARE(index.data(Qt::CheckStateRole).toInt(), expectedCheckState);
}
enum WidgetType
{
LineEdit,
TextEdit,
PlainTextEdit
};
Q_DECLARE_METATYPE(WidgetType);
void tst_QItemDelegate::enterKey_data()
{
QTest::addColumn<WidgetType>("widget");
QTest::addColumn<int>("key");
QTest::addColumn<bool>("expectedFocus");
QTest::newRow("lineedit enter") << LineEdit << int(Qt::Key_Enter) << false;
QTest::newRow("lineedit return") << LineEdit << int(Qt::Key_Return) << false;
QTest::newRow("lineedit tab") << LineEdit << int(Qt::Key_Tab) << false;
QTest::newRow("lineedit backtab") << LineEdit << int(Qt::Key_Backtab) << false;
QTest::newRow("textedit enter") << TextEdit << int(Qt::Key_Enter) << true;
QTest::newRow("textedit return") << TextEdit << int(Qt::Key_Return) << true;
QTest::newRow("textedit tab") << TextEdit << int(Qt::Key_Tab) << true;
QTest::newRow("textedit backtab") << TextEdit << int(Qt::Key_Backtab) << false;
QTest::newRow("plaintextedit enter") << PlainTextEdit << int(Qt::Key_Enter) << true;
QTest::newRow("plaintextedit return") << PlainTextEdit << int(Qt::Key_Return) << true;
QTest::newRow("plaintextedit tab") << PlainTextEdit << int(Qt::Key_Tab) << true;
QTest::newRow("plaintextedit backtab") << PlainTextEdit << int(Qt::Key_Backtab) << false;
}
void tst_QItemDelegate::enterKey()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QFETCH(WidgetType, widget);
QFETCH(int, key);
QFETCH(bool, expectedFocus);
QStandardItemModel model;
model.appendRow(new QStandardItem());
QListView view;
view.setModel(&model);
view.show();
QApplicationPrivate::setActiveWindow(&view);
view.setFocus();
QVERIFY(QTest::qWaitForWindowActive(&view));
struct TestDelegate : public QItemDelegate
{
WidgetType widgetType;
virtual QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& /*option*/, const QModelIndex& /*index*/) const override
{
QWidget *editor = 0;
switch(widgetType) {
case LineEdit:
editor = new QLineEdit(parent);
break;
case TextEdit:
editor = new QTextEdit(parent);
break;
case PlainTextEdit:
editor = new QPlainTextEdit(parent);
break;
}
editor->setObjectName(QString::fromLatin1("TheEditor"));
return editor;
}
} delegate;
delegate.widgetType = widget;
view.setItemDelegate(&delegate);
QModelIndex index = model.index(0, 0);
view.setCurrentIndex(index); // the editor will only selectAll on the current index
view.edit(index);
QList<QWidget*> lineEditors = view.viewport()->findChildren<QWidget *>(QString::fromLatin1("TheEditor"));
QCOMPARE(lineEditors.size(), 1);
QPointer<QWidget> editor = lineEditors.at(0);
QCOMPARE(editor->hasFocus(), true);
QTest::keyClick(editor, Qt::Key(key));
if (expectedFocus) {
QVERIFY(!editor.isNull());
QVERIFY(editor->hasFocus());
} else {
QTRY_VERIFY(editor.isNull()); // editor deletion happens via deleteLater
}
}
void tst_QItemDelegate::task257859_finalizeEdit()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QStandardItemModel model;
model.appendRow(new QStandardItem());
QListView view;
view.setModel(&model);
view.show();
QApplicationPrivate::setActiveWindow(&view);
view.setFocus();
QVERIFY(QTest::qWaitForWindowActive(&view));
QModelIndex index = model.index(0, 0);
view.edit(index);
QList<QLineEdit *> lineEditors = view.viewport()->findChildren<QLineEdit *>();
QCOMPARE(lineEditors.size(), 1);
QPointer<QWidget> editor = lineEditors.at(0);
QCOMPARE(editor->hasFocus(), true);
QDialog dialog;
QTimer::singleShot(500, &dialog, SLOT(close()));
dialog.exec();
QTRY_VERIFY(!editor);
}
void tst_QItemDelegate::QTBUG4435_keepSelectionOnCheck()
{
QStandardItemModel model(3, 1);
for (int i = 0; i < 3; ++i) {
QStandardItem *item = new QStandardItem(QLatin1String("Item ") + QString::number(i));
item->setCheckable(true);
item->setFlags(Qt::ItemIsSelectable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
model.setItem(i, item);
}
QTableView view;
view.setModel(&model);
view.setSelectionMode(QAbstractItemView::MultiSelection);
view.setItemDelegate(new TestItemDelegate(&view));
view.show();
view.selectAll();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QStyleOptionViewItem option;
option.rect = view.visualRect(model.index(0, 0));
// mimic QStyledItemDelegate::initStyleOption logic
option.features = QStyleOptionViewItem::HasDisplay | QStyleOptionViewItem::HasCheckIndicator;
option.checkState = Qt::CheckState(model.index(0, 0).data(Qt::CheckStateRole).toInt());
const int checkMargin = qApp->style()->pixelMetric(QStyle::PM_FocusFrameHMargin, 0, 0) + 1;
QRect checkRect = qApp->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &option, 0);
checkRect.translate(checkMargin, 0);
// click into the check mark checks, but doesn't change selection
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier, checkRect.center());
QCOMPARE(model.item(0)->checkState(), Qt::Checked);
QTRY_VERIFY(view.selectionModel()->isColumnSelected(0, QModelIndex()));
// click outside the check mark doesn't check, and changes selection
QTest::mouseClick(view.viewport(), Qt::LeftButton, Qt::NoModifier,
checkRect.center() + QPoint(checkRect.width(), 0));
QTRY_VERIFY(!view.selectionModel()->isColumnSelected(0, QModelIndex()));
}
void tst_QItemDelegate::comboBox()
{
QTableWidgetItem *item1 = new QTableWidgetItem;
item1->setData(Qt::DisplayRole, true);
QTableWidget widget(1, 1);
widget.setItem(0, 0, item1);
widget.show();
QVERIFY(QTest::qWaitForWindowExposed(&widget));
QApplicationPrivate::setActiveWindow(&widget);
widget.editItem(item1);
QComboBox *boolEditor = nullptr;
QTRY_VERIFY( (boolEditor = widget.viewport()->findChild<QComboBox*>()) );
QCOMPARE(boolEditor->currentIndex(), 1); // True is selected initially.
// The data must actually be different in order for the model
// to be updated.
boolEditor->setCurrentIndex(0);
QCOMPARE(boolEditor->currentIndex(), 0); // Changed to false.
widget.clearFocus();
widget.setFocus();
QVariant data = item1->data(Qt::EditRole);
QCOMPARE(data.userType(), (int)QMetaType::Bool);
QCOMPARE(data.toBool(), false);
}
void tst_QItemDelegate::testLineEditValidation_data()
{
QTest::addColumn<int>("key");
QTest::newRow("enter") << int(Qt::Key_Enter);
QTest::newRow("return") << int(Qt::Key_Return);
QTest::newRow("tab") << int(Qt::Key_Tab);
QTest::newRow("backtab") << int(Qt::Key_Backtab);
QTest::newRow("escape") << int(Qt::Key_Escape);
}
void tst_QItemDelegate::testLineEditValidation()
{
if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
QSKIP("Wayland: This fails. Figure out why.");
QFETCH(int, key);
struct TestDelegate : public QItemDelegate
{
virtual QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const override
{
Q_UNUSED(option);
Q_UNUSED(index);
QLineEdit *editor = new QLineEdit(parent);
QRegularExpression re("\\w+,\\w+"); // two words separated by a comma
editor->setValidator(new QRegularExpressionValidator(re, editor));
editor->setObjectName(QStringLiteral("TheEditor"));
return editor;
}
} delegate;
QStandardItemModel model;
// need a couple of dummy items to test tab and back tab
model.appendRow(new QStandardItem(QStringLiteral("dummy")));
QStandardItem *item = new QStandardItem(QStringLiteral("abc,def"));
model.appendRow(item);
model.appendRow(new QStandardItem(QStringLiteral("dummy")));
QListView view;
view.setModel(&model);
view.setItemDelegate(&delegate);
view.show();
view.setFocus();
QApplicationPrivate::setActiveWindow(&view);
QVERIFY(QTest::qWaitForWindowActive(&view));
QPointer<QLineEdit> editor;
QPersistentModelIndex index = model.indexFromItem(item);
view.setCurrentIndex(index);
view.edit(index);
const auto findEditors = [&]() {
return view.findChildren<QLineEdit *>(QStringLiteral("TheEditor"));
};
QCOMPARE(findEditors().size(), 1);
editor = findEditors().at(0);
editor->clear();
// first try to set a valid text
QTest::keyClicks(editor, QStringLiteral("foo,bar"));
// close the editor
QTest::keyClick(editor, Qt::Key(key));
QTRY_VERIFY(editor.isNull());
if (key != Qt::Key_Escape)
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("foo,bar"));
else
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("abc,def"));
// now an invalid (but partially matching) text
view.setCurrentIndex(index);
view.edit(index);
QTRY_COMPARE(findEditors().size(), 1);
editor = findEditors().at(0);
editor->clear();
// edit
QTest::keyClicks(editor, QStringLiteral("foobar"));
// try to close the editor
QTest::keyClick(editor, Qt::Key(key));
if (key != Qt::Key_Escape) {
QVERIFY(!editor.isNull());
QCOMPARE(qApp->focusWidget(), editor.data());
QCOMPARE(editor->text(), QStringLiteral("foobar"));
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("foo,bar"));
} else {
QTRY_VERIFY(editor.isNull());
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("abc,def"));
}
// reset the view to forcibly close the editor
view.reset();
QTRY_COMPARE(findEditors().size(), 0);
// set a valid text again
view.setCurrentIndex(index);
view.edit(index);
QTRY_COMPARE(findEditors().size(), 1);
editor = findEditors().at(0);
editor->clear();
// set a valid text
QTest::keyClicks(editor, QStringLiteral("gender,bender"));
// close the editor
QTest::keyClick(editor, Qt::Key(key));
QTRY_VERIFY(editor.isNull());
if (key != Qt::Key_Escape)
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("gender,bender"));
else
QCOMPARE(item->data(Qt::DisplayRole).toString(), QStringLiteral("abc,def"));
}
void tst_QItemDelegate::QTBUG16469_textForRole()
{
#ifndef QT_BUILD_INTERNAL
QSKIP("This test requires a developer build");
#else
RoleDelegate delegate;
QLocale locale;
const float f = 123.456f;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, f, locale), locale.toString(f));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, f, locale), locale.toString(f));
const double d = 123.456;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, d, locale), locale.toString(d, 'g', 6));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, d, locale), locale.toString(d, 'g', 6));
const int i = 1234567;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, i, locale), locale.toString(i));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, i, locale), locale.toString(i));
const qlonglong ll = 1234567;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, ll, locale), locale.toString(ll));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, ll, locale), locale.toString(ll));
const uint ui = 1234567;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, ui, locale), locale.toString(ui));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, ui, locale), locale.toString(ui));
const qulonglong ull = 1234567;
QCOMPARE(delegate.textForRole(Qt::DisplayRole, ull, locale), locale.toString(ull));
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, ull, locale), locale.toString(ull));
const QString text("text");
QCOMPARE(delegate.textForRole(Qt::DisplayRole, text, locale), text);
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, text, locale), text);
const QString multipleLines("multiple\nlines");
QString multipleLines2 = multipleLines;
multipleLines2.replace(QLatin1Char('\n'), QChar::LineSeparator);
QCOMPARE(delegate.textForRole(Qt::DisplayRole, multipleLines, locale), multipleLines2);
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, multipleLines, locale), multipleLines);
#endif
}
void tst_QItemDelegate::dateTextForRole_data()
{
#ifdef QT_BUILD_INTERNAL
QTest::addColumn<QDateTime>("when");
QTest::newRow("now") << QDateTime::currentDateTime(); // It's a local time
QDate date(2013, 12, 11);
QTime time(10, 9, 8, 765);
// Ensure we exercise every time-spec variant:
QTest::newRow("local") << QDateTime(date, time);
QTest::newRow("UTC") << QDateTime(date, time, QTimeZone::UTC);
# if QT_CONFIG(timezone)
QTest::newRow("zone") << QDateTime(date, time, QTimeZone("Europe/Dublin"));
# endif
QTest::newRow("offset") << QDateTime(date, time, QTimeZone::fromSecondsAheadOfUtc(36000));
#endif
}
void tst_QItemDelegate::dateTextForRole()
{
#ifndef QT_BUILD_INTERNAL
QSKIP("This test requires a developer build");
#else
QFETCH(QDateTime, when);
RoleDelegate delegate;
QLocale locale;
# define CHECK(value) \
QCOMPARE(delegate.textForRole(Qt::DisplayRole, value, locale), locale.toString(value, QLocale::ShortFormat)); \
QCOMPARE(delegate.textForRole(Qt::ToolTipRole, value, locale), locale.toString(value, QLocale::LongFormat))
CHECK(when);
CHECK(when.date());
CHECK(when.time());
# undef CHECK
#endif
}
void tst_QItemDelegate::reuseEditor()
{
class ReusingDelegate: public QItemDelegate {
public:
using QItemDelegate::QItemDelegate;
~ReusingDelegate()
{
cached->deleteLater();
}
QWidget* createEditor(QWidget* parent,
const QStyleOptionViewItem&,
const QModelIndex&) const override
{
auto *cb = new QComboBox(parent);
cb->addItem("One");
cb->addItem("Two");
cb->setEditable(true);
return cb;
}
void setEditorData(QWidget* editor, const QModelIndex& index)
const override
{
auto *cb = qobject_cast<QComboBox*>(editor);
cb->setCurrentText(index.data(Qt::DisplayRole).toString());
}
void setModelData(QWidget* editor,
QAbstractItemModel* model,
const QModelIndex& index) const override
{
auto *cb = qobject_cast<QComboBox*>(editor);
model->setData(index, cb->currentText(), Qt::DisplayRole);
}
void destroyEditor(QWidget* editor, const QModelIndex&) const override
{
auto *cb = qobject_cast<QComboBox*>(editor);
cb->setParent(nullptr); // How to completely detach the editor from treeview ?
cb->hide();
cb->setEnabled(false);
cached = cb;
}
private:
mutable QComboBox* cached = nullptr;
};
QStandardItemModel model;
model.appendRow(new QStandardItem("One"));
model.appendRow(new QStandardItem("Two"));
ReusingDelegate delegate;
QTreeView tree;
tree.setModel(&model);
tree.setItemDelegate(&delegate);
tree.show();
QVERIFY(QTest::qWaitForWindowActive(&tree));
tree.edit(model.index(0, 0));
QTRY_VERIFY(qobject_cast<QComboBox *>(tree.focusWidget()));
tree.close();
}
// ### _not_ covered:
// editing with a custom editor factory
// painting when editing
// painting elided text
// painting wrapped text
// painting focus
// painting icon
// painting color
// painting check
// painting selected
// rect for invalid
// rect for pixmap
// rect for image
// rect for icon
// rect for check
QTEST_MAIN(tst_QItemDelegate)
#include "tst_qitemdelegate.moc"
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