C++ QDialog::deleteLater方法代码示例

void Fix8Log::aboutSlot()
{

    QDialog *aboutDialog = new QDialog();
    QVBoxLayout *aboutLayout = new QVBoxLayout(0);

    QDialogButtonBox *dialogButtonBox = new QDialogButtonBox();

    dialogButtonBox->addButton(QDialogButtonBox::Ok);
    connect(dialogButtonBox,SIGNAL(clicked(QAbstractButton*)),
            aboutDialog,SLOT(close()));

    QQuickView *aboutView = new QQuickView(QUrl("qrc:qml/helpAbout.qml"));
    QQuickItem *qmlObject = aboutView->rootObject();
    qmlObject->setProperty("color",aboutDialog->palette().color(QPalette::Window));
    qmlObject->setProperty("bgColor",aboutDialog->palette().color(QPalette::Window));
    qmlObject->setProperty("version",QString::number(Globals::version));

    aboutView->setResizeMode(QQuickView::SizeRootObjectToView);

    QWidget *aboutWidget = QWidget::createWindowContainer(aboutView,0);
    aboutWidget->setPalette(aboutDialog->palette());
    aboutWidget->setAutoFillBackground(false);
    aboutDialog->setLayout(aboutLayout);

    aboutLayout->addWidget(aboutWidget,1);
    aboutLayout->addWidget(dialogButtonBox,0);
    aboutDialog->resize(500,400);
    aboutDialog->setWindowTitle(GUI::Globals::appName);
    aboutDialog->exec();
    aboutDialog->deleteLater();

}

void WaitForWindowTest::testWaitEndedByModalDialog() {
    WaitForWindow waitForWindow("theName");
    waitForWindow.setActive(true);

    //WaitFor* must be registered in order to be used with QSignalSpy
    int waitForStarType = qRegisterMetaType<WaitFor*>("WaitFor*");
    QSignalSpy waitEndedSpy(&waitForWindow, SIGNAL(waitEnded(WaitFor*)));

    QDialog* modalDialog = new QDialog(mMainWindow); //krazy:exclude=qclasses
    modalDialog->setObjectName("theName");

    QTimer timerAccept;
    timerAccept.setSingleShot(true);
    timerAccept.setInterval(1500);
    connect(&timerAccept, SIGNAL(timeout()), modalDialog, SLOT(accept()));

    //Check that the condition was met before closing the modal dialog to ensure
    //that the processing of events or signals is not halted due to being modal.
    queueAssertConditionMet(&waitForWindow, &waitEndedSpy, 500);

    timerAccept.start();
    modalDialog->exec(); //krazy:exclude=crashy

    modalDialog->deleteLater();

    QVERIFY(waitForWindow.conditionMet());
    QCOMPARE(waitEndedSpy.count(), 1);
    QVariant argument = waitEndedSpy.at(0).at(0);
    QCOMPARE(argument.userType(), waitForStarType);
    QCOMPARE(qvariant_cast<WaitFor*>(argument), &waitForWindow);
}

	bool RunFormDialog (QWidget *widget)
	{
		QDialog *dialog (new QDialog ());
		dialog->setWindowTitle (widget->windowTitle ());
		dialog->setLayout (new QVBoxLayout ());
		dialog->layout ()->addWidget (widget);
		QDialogButtonBox *box = new QDialogButtonBox (QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
		dialog->layout ()->addWidget (box);
		QObject::connect (box,
				SIGNAL (accepted ()),
				dialog,
				SLOT (accept ()));
		QObject::connect (box,
				SIGNAL (rejected ()),
				dialog,
				SLOT (reject ()));

		const bool result = dialog->exec () == QDialog::Accepted;
		dialog->deleteLater ();
		return result;
	}

QString AddImagesDialog::getDirectory(const QStringList &fileNames, const QString &defaultDirectory)
{
    QDialog *dialog = new QDialog(Core::ICore::dialogParent());
    dialog->setMinimumWidth(480);

    QString result;
    QString directory = defaultDirectory;

    dialog->setModal(true);
    dialog->setWindowFlags(dialog->windowFlags() & ~Qt::WindowContextHelpButtonHint);
    dialog->setWindowTitle(QCoreApplication::translate("AddImageToResources","Add Resources"));
    QTableWidget *table = createFilesTable(fileNames);
    table->setParent(dialog);
    QGridLayout *mainLayout = new QGridLayout(dialog);
    mainLayout->addWidget(table, 0, 0, 1, 4);

    QComboBox *directoryComboBox = createDirectoryComboBox(defaultDirectory);

    auto setDirectoryForComboBox = [directoryComboBox, &directory](const QString &newDir) {
        if (directoryComboBox->findText(newDir) < 0)
            directoryComboBox->addItem(newDir);

        directoryComboBox->setCurrentText(newDir);
        directory = newDir;
    };

    QObject::connect(directoryComboBox, &QComboBox::currentTextChanged, dialog, [&directory](const QString &text){
       directory = text;
    });

    QPushButton *browseButton = new QPushButton(QCoreApplication::translate("AddImageToResources", "&Browse..."), dialog);

    QObject::connect(browseButton, &QPushButton::clicked, dialog, [setDirectoryForComboBox, &directory]() {
        const QString newDir = QFileDialog::getExistingDirectory(Core::ICore::dialogParent(),
                                                              QCoreApplication::translate("AddImageToResources", "Target Directory"),
                                                              directory);
        if (!newDir.isEmpty())
            setDirectoryForComboBox(newDir);
    });

    mainLayout->addWidget(new QLabel(QCoreApplication::translate("AddImageToResources", "In directory:")), 1, 0);
    mainLayout->addWidget(directoryComboBox, 1, 0, 1, 3);
    mainLayout->addWidget(browseButton, 1, 3, 1 , 1);

    QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
                                       | QDialogButtonBox::Cancel);

    mainLayout->addWidget(buttonBox, 3, 2, 1, 2);

    QObject::connect(buttonBox, &QDialogButtonBox::accepted, dialog, [dialog](){
        dialog->accept();
        dialog->deleteLater();
    });

    QObject::connect(buttonBox, &QDialogButtonBox::rejected, dialog, [dialog, &directory](){
        dialog->reject();
        dialog->deleteLater();
        directory = QString();
    });

    QObject::connect(dialog, &QDialog::accepted, [&directory, &result](){
        result = directory;
    });

    dialog->exec();

    return result;
}

//.........这里部分代码省略.........
    for(auto &name : m_characterNames) {
        namesList->addItem(name);
    }
    namesLayout->addWidget(namesList);

    QPushButton *addName = new QPushButton(QObject::tr("&Add"));
    namesLayout->addWidget(addName);
    QObject::connect(addName, &QPushButton::clicked, 
        [=](){
            bool ok = true;
            QString name = QInputDialog::getText(dialog,
                QObject::tr("New name"),
                QObject::tr("Enter new character name:"), QLineEdit::Normal,
                "", &ok);
            if(ok) namesList->addItem(name);
            else namesList->addItem("????");
        });
    QPushButton *removeName = new QPushButton(QObject::tr("&Delete"));
    QObject::connect(removeName, &QPushButton::clicked, 
        [=](){
            for(auto it : namesList->selectedItems()) {
                delete it;
            }
        });
    namesLayout->addWidget(removeName);

    QWidget *namesWidget = new QWidget();
    namesWidget->setLayout(namesLayout);
    tabs->addTab(namesWidget, QObject::tr("Character names"));

    // Contexts tab
    auto contextsLayout = new QVBoxLayout();
    QMap<int, QStandardItem *> contextMap;
    auto contextsModel = makeContextModel(contextMap, true);
    auto contextsView = new QTreeView();
    contextsView->setHeaderHidden(true);
    contextsView->setModel(contextsModel);
    contextsView->setDragDropMode(QAbstractItemView::InternalMove);
    contextsLayout->addWidget(contextsView);

    auto addContext = new QPushButton(QObject::tr("&Add"));
    QObject::connect(addContext, &QPushButton::clicked, 
        [=](){
            bool ok = true;
            QString name = QInputDialog::getText(dialog,
                QObject::tr("New context name"),
                QObject::tr("Enter new context name:"), QLineEdit::Normal,
                "", &ok);
            if(!ok) name = "????";
            int id = getAvailableID();
            auto con = m_contexts[id] = new ConversationContext(id);
            con->setLabel(name);
            auto item = makeContextItem(con, true);
            contextMap[rootContext()->id()]->appendRow(item);
        });
    contextsLayout->addWidget(addContext);
    auto removeContext = new QPushButton(QObject::tr("&Delete"));
    QObject::connect(removeContext, &QPushButton::clicked, 
        [=](){
            qDebug("Removal NYI");
        });
    contextsLayout->addWidget(removeContext);

    auto contextsWidget = new QWidget();
    contextsWidget->setLayout(contextsLayout);
    tabs->addTab(contextsWidget, QObject::tr("Node contexts"));

    dialog->exec();

    // Character tab
    m_characterNames.clear();
    while(namesList->count() > 0) {
        m_characterNames.push_back(namesList->takeItem(0)->text());
    }

    // Contexts tab
    // XXX: local function replacement
    class ContextsRearranger {
    public:
        static void rearrange(QMap<int, ConversationContext *> &contexts,
            QStandardItem *item) {

            auto thisID = item->data(0x100).toInt();
            auto thisContext = contexts[thisID];
            for(int i = 0; i < item->rowCount(); i ++) {
                auto it = item->child(i);
                auto id = it->data(0x100).toInt();
                contexts[id]->setParent(thisContext);
                contexts[id]->setLabel(it->text());
                rearrange(contexts, item->child(i));
            }
        }
    };

    ContextsRearranger::rearrange(m_contexts, contextMap[rootContext()->id()]);

    // TODO: delete all unparented contexts

    dialog->deleteLater();
}