本文整理汇总了C++中QColumnView::setCurrentIndex方法的典型用法代码示例。如果您正苦于以下问题：C++ QColumnView::setCurrentIndex方法的具体用法？C++ QColumnView::setCurrentIndex怎么用？C++ QColumnView::setCurrentIndex使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QColumnView的用法示例。
在下文中一共展示了QColumnView::setCurrentIndex方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: swapPreview
void tst_QColumnView::swapPreview()
{
// swap the preview widget in updatePreviewWidget
QColumnView view;
QStringList sl;
sl << QLatin1String("test");
QStringListModel model(sl);
view.setModel(&model);
view.setCurrentIndex(view.indexAt(QPoint(1, 1)));
connect(&view, SIGNAL(updatePreviewWidget(const QModelIndex &)),
this, SLOT(setPreviewWidget()));
view.setCurrentIndex(view.indexAt(QPoint(1, 1)));
QTest::qWait(ANIMATION_DELAY);
qApp->processEvents();
}示例2: sizes
void tst_QColumnView::sizes()
{
QColumnView view;
QCOMPARE(view.columnWidths().count(), 0);
QList<int> newSizes;
newSizes << 10 << 4 << 50 << 6;
QList<int> visibleSizes;
view.setColumnWidths(newSizes);
QCOMPARE(view.columnWidths(), visibleSizes);
QDirModel model;
view.setModel(&model);
QModelIndex home = model.index(QDir::homePath());
view.setCurrentIndex(home);
QList<int> postSizes = view.columnWidths().mid(0, newSizes.count());
QCOMPARE(postSizes, newSizes.mid(0, postSizes.count()));
QVERIFY(view.columnWidths().count() > 1);
QList<int> smallerSizes;
smallerSizes << 6;
view.setColumnWidths(smallerSizes);
QList<int> expectedSizes = newSizes;
expectedSizes[0] = 6;
postSizes = view.columnWidths().mid(0, newSizes.count());
QCOMPARE(postSizes, expectedSizes.mid(0, postSizes.count()));
}示例3: preview
void tst_QColumnView::preview()
{
QColumnView view;
QCOMPARE(view.previewWidget(), (QWidget*)0);
TreeModel model;
view.setModel(&model);
QCOMPARE(view.previewWidget(), (QWidget*)0);
QModelIndex home = model.index(0, 0);
QVERIFY(home.isValid());
QVERIFY(model.hasChildren(home));
view.setCurrentIndex(home);
QCOMPARE(view.previewWidget(), (QWidget*)0);
QModelIndex file;
QVERIFY(model.rowCount(home) > 0);
for (int i = 0; i < model.rowCount(home); ++i) {
if (!model.hasChildren(model.index(i, 0, home))) {
file = model.index(i, 0, home);
break;
}
}
QVERIFY(file.isValid());
view.setCurrentIndex(file);
QVERIFY(view.previewWidget() != (QWidget*)0);
QWidget *previewWidget = new QWidget(&view);
view.setPreviewWidget(previewWidget);
QCOMPARE(view.previewWidget(), previewWidget);
QVERIFY(previewWidget->parent() != ((QWidget*)&view));
view.setCurrentIndex(home);
// previewWidget should be marked for deletion
QWidget *previewWidget2 = new QWidget(&view);
view.setPreviewWidget(previewWidget2);
QCOMPARE(view.previewWidget(), previewWidget2);
}示例4: indexAt
void tst_QColumnView::indexAt()
{
QColumnView view;
QCOMPARE(view.indexAt(QPoint(0,0)), QModelIndex());
QDirModel model;
view.setModel(&model);
QModelIndex home = model.index(QDir::homePath());
QModelIndex homeFile = model.index(0, 0, home);
if (!homeFile.isValid())
return;
view.setRootIndex(home);
QRect rect = view.visualRect(QModelIndex());
QVERIFY(!rect.isValid());
rect = view.visualRect(homeFile);
QVERIFY(rect.isValid());
QModelIndex child;
for (int i = 0; i < model.rowCount(home); ++i) {
child = model.index(i, 0, home);
rect = view.visualRect(child);
QVERIFY(rect.isValid());
if (i > 0)
QVERIFY(rect.top() > 0);
QCOMPARE(view.indexAt(rect.center()), child);
view.selectionModel()->select(child, QItemSelectionModel::SelectCurrent);
view.setCurrentIndex(child);
qApp->processEvents();
QTest::qWait(200);
// test that the second row doesn't start at 0
if (model.rowCount(child) > 0) {
child = model.index(0, 0, child);
QVERIFY(child.isValid());
rect = view.visualRect(child);
QVERIFY(rect.isValid());
QVERIFY(rect.left() > 0);
QCOMPARE(view.indexAt(rect.center()), child);
break;
}
}
}