C++ QDesignerFormWindowInterface::clearSelection方法代码示例

void ActionEditor::slotCurrentItemChanged(QAction *action)
{
    QDesignerFormWindowInterface *fw = formWindow();
    if (!fw)
        return;

    const bool hasCurrentAction = action != 0;
    m_actionEdit->setEnabled(hasCurrentAction);

    if (!action) {
        fw->clearSelection();
        return;
    }

    QDesignerObjectInspector *oi = qobject_cast<QDesignerObjectInspector *>(core()->objectInspector());

    if (action->associatedWidgets().empty()) {
        // Special case: action not in object tree. Deselect all and set in property editor
        fw->clearSelection(false);
        if (oi)
            oi->clearSelection();
        core()->propertyEditor()->setObject(action);
    } else {
        if (oi)
            oi->selectObject(action);
    }
}

void WizardPageChangeWatcher::pageChanged()
{
    /* Use a bit more conservative approach than that for the QTabWidget,
     * change the selection only if a selected child becomes invisible by
     * changing the page. */
    QWizard *wizard = static_cast<QWizard *>(parent());
    QDesignerFormWindowInterface *fw = QDesignerFormWindowInterface::findFormWindow(wizard);
    if (!fw)
        return;
    QDesignerFormWindowCursorInterface *cursor = fw->cursor();
    const int selCount = cursor->selectedWidgetCount();
    for (int i = 0; i <  selCount; i++) {
        if (!cursor->selectedWidget(i)->isVisible()) {
            fw->clearSelection(false);
            fw->selectWidget(wizard, true);
            break;
        }
    }
}

void ButtonGroupCommand::breakButtonGroup()
{
    if (debugButtonMenu)
        qDebug() << "Removing " <<  m_buttonGroup << " consisting of " <<  m_buttonList;

    QDesignerFormWindowInterface *fw = formWindow();
    QDesignerFormEditorInterface *core = fw->core();
    // Button group was selected, that is, break was invoked via its context menu. Remove it from property editor, select the buttons
    if (core->propertyEditor()->object() == m_buttonGroup) {
        fw->clearSelection(false);
        const ButtonList::const_iterator cend = m_buttonList.constEnd();
        for (ButtonList::const_iterator it = m_buttonList.constBegin(); it != cend; ++it)
            fw->selectWidget(*it, true);
    }
    // Now remove and refresh object inspector
    removeButtonsFromGroup();
    // Notify components (for example, signal slot editor)
    if (qdesigner_internal::FormWindowBase *fwb = qobject_cast<qdesigner_internal::FormWindowBase *>(fw))
        fwb->emitObjectRemoved(m_buttonGroup);
    core->metaDataBase()->remove(m_buttonGroup);
    core->objectInspector()->setFormWindow(fw);
}

bool DesignerStyleInput::filterEvent(const QEvent* event)
{
    if (event->type()== QEvent::MouseButtonPress)
    {
        QMouseEvent* me = (QMouseEvent *)event;
        if (me->button() == Qt::LeftButton)
        {
            QDesignerFormWindowInterface* formWindow = QDesignerFormWindowInterface::findFormWindow(m_widget);
            formWindow->clearSelection(false);
            formWindow->core()->propertyEditor()->setObject(m_widget);
            formWindow->core()->propertyEditor()->setEnabled(true);
            return true;
        }
        else if (me->button() == Qt::RightButton)
        {
            QList<QAction *> actions;
            actions.append(m_actRemoveStyle);
            QMenu::exec(actions, QCursor::pos());
            return true;
        }
    }
    return true; // Handle all input context events here.
}