C++ MythConfirmationDialog::SetReturnEvent方法代码示例

bool StatusBox::keyPressEvent(QKeyEvent *event)
{
    if (GetFocusWidget()->keyPressEvent(event))
        return true;

    bool handled = false;
    QStringList actions;
    handled = GetMythMainWindow()->TranslateKeyPress("Status", event, actions);

    for (int i = 0; i < actions.size() && !handled; ++i)
    {
        QString action = actions[i];
        handled = true;

        QRegExp logNumberKeys( "^[12345678]$" );

        MythUIButtonListItem* currentButton = m_categoryList->GetItemCurrent();
        QString currentItem;
        if (currentButton)
            currentItem = currentButton->GetText();

        handled = true;

        if (action == "MENU")
        {
            if (currentItem == tr("Log Entries"))
            {
                QString message = tr("Acknowledge all log entries at "
                                     "this priority level or lower?");

                MythConfirmationDialog *confirmPopup =
                        new MythConfirmationDialog(m_popupStack, message);

                confirmPopup->SetReturnEvent(this, "LogAckAll");

                if (confirmPopup->Create())
                    m_popupStack->AddScreen(confirmPopup, false);
            }
        }
        else if ((currentItem == tr("Log Entries")) &&
                 (logNumberKeys.indexIn(action) == 0))
        {
            m_minLevel = action.toInt();
            if (m_helpText)
                m_helpText->SetText(tr("Setting priority level to %1")
                                    .arg(m_minLevel));
            if (m_justHelpText)
                m_justHelpText->SetText(tr("Setting priority level to %1")
                                        .arg(m_minLevel));
            doLogEntries();
        }
        else
            handled = false;
    }

    if (!handled && MythScreenType::keyPressEvent(event))
        handled = true;

    return handled;
}

bool RipStatus::keyPressEvent(QKeyEvent *event)
{
    if (GetFocusWidget() && GetFocusWidget()->keyPressEvent(event))
        return true;

    QStringList actions;
    bool handled = GetMythMainWindow()->TranslateKeyPress("Global", event, actions);

    for (int i = 0; i < actions.size() && !handled; i++)
    {
        QString action = actions[i];
        handled = true;


        if (action == "ESCAPE" &&
            m_ripperThread && m_ripperThread->isRunning())
        {
            MythConfirmationDialog *dialog =
                ShowOkPopup(tr("Cancel ripping the CD?"), this,
                            static_cast<const char*>(nullptr), true);
            if (dialog)
                dialog->SetReturnEvent(this, "stop_ripping");
        }
        else
            handled = false;
    }

    if (!handled && MythScreenType::keyPressEvent(event))
        handled = true;

    return handled;
}

void ViewScheduled::deleteRule()
{
    MythUIButtonListItem *item = m_schedulesList->GetItemCurrent();

    if (!item)
        return;

    ProgramInfo *pginfo = qVariantValue<ProgramInfo*>(item->GetData());
    if (!pginfo)
        return;

    RecordingRule *record = new RecordingRule();
    if (!record->LoadByProgram(pginfo))
    {
        delete record;
        return;
    }

    QString message = tr("Delete '%1' %2 rule?").arg(record->m_title)
        .arg(toString(pginfo->GetRecordingRuleType()));

    MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");

    MythConfirmationDialog *okPopup = new MythConfirmationDialog(popupStack,
                                                                 message, true);

    okPopup->SetReturnEvent(this, "deleterule");
    okPopup->SetData(qVariantFromValue(record));

    if (okPopup->Create())
        popupStack->AddScreen(okPopup);
    else
        delete okPopup;
}

void ProgLister::ShowDeleteRuleMenu(void)
{
    ProgramInfo *pi = GetCurrent();

    if (!pi || !pi->GetRecordingRuleID())
        return;

    RecordingRule *record = new RecordingRule();
    if (!record->LoadByProgram(pi))
    {
        delete record;
        return;
    }

    QString message = tr("Delete '%1' %2 rule?").arg(record->m_title)
        .arg(toString(pi->GetRecordingRuleType()));

    MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");

    MythConfirmationDialog *okPopup = new MythConfirmationDialog(
        popupStack, message, true);

    okPopup->SetReturnEvent(this, "deleterule");
    okPopup->SetData(qVariantFromValue(record));

    if (okPopup->Create())
        popupStack->AddScreen(okPopup);
    else
        delete okPopup;
}

void ExitPrompter::masterPromptExit()
{
    if (gCoreContext->IsMasterHost() && needsMFDBReminder())
    {
        QString label = tr("If you've added or altered channels,"
                           " please run 'mythfilldatabase' on the"
                           " master backend to populate the"
                           " database with guide information.");

        MythConfirmationDialog *dia = new MythConfirmationDialog(m_d->stk,
                                                                 label,
                                                                 false);
        if (!dia->Create())
        {
            VERBOSE(VB_IMPORTANT, "Can't create fill DB prompt?");
            delete dia;
            quit();
        }
        else
        {
            dia->SetReturnEvent(this, "mythfillprompt");
            m_d->stk->AddScreen(dia);
        }
    }
    else
        quit();
}

void ImportIconsWizard::askSubmit(const QString& strParam)
{
    m_strParam = strParam;
    QString message = tr("You now have the opportunity to transmit your "
                         "choices back to mythtv.org so that others can "
                         "benefit from your selections.");

    MythConfirmationDialog *confirmPopup =
        new MythConfirmationDialog(m_popupStack, message);

    confirmPopup->SetReturnEvent(this, "submitresults");

    if (confirmPopup->Create())
        m_popupStack->AddScreen(confirmPopup, false);
}

void ProgramRecPriority::remove(void)
{
    MythUIButtonListItem *item = m_programList->GetItemCurrent();
    if (!item)
        return;

    ProgramRecPriorityInfo *pgRecInfo =
                        item->GetData().value<ProgramRecPriorityInfo*>();

    if (!pgRecInfo ||
        (pgRecInfo->recType == kTemplateRecord &&
         pgRecInfo->GetCategory()
         .compare("Default", Qt::CaseInsensitive) == 0))
    {
        return;
    }

    RecordingRule *record = new RecordingRule();
    record->m_recordID = pgRecInfo->GetRecordingRuleID();
    if (!record->Load())
    {
        delete record;
        return;
    }

    QString message = tr("Delete '%1' %2 rule?").arg(record->m_title)
        .arg(toString(pgRecInfo->GetRecordingRuleType()));

    MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");

    MythConfirmationDialog *okPopup = new MythConfirmationDialog(popupStack,
                                                                message, true);

    okPopup->SetReturnEvent(this, "deleterule");
    okPopup->SetData(qVariantFromValue(record));

    if (okPopup->Create())
        popupStack->AddScreen(okPopup);
    else
        delete okPopup;
}

void MythControls::Close()
{
    if (m_bindings && m_bindings->HasChanges())
    {
        /* prompt user to save changes */
        QString label = tr("Save changes?");

        MythScreenStack *popupStack =
                                GetMythMainWindow()->GetStack("popup stack");

        MythConfirmationDialog *confirmPopup
                    = new MythConfirmationDialog(popupStack, label, true);

        if (confirmPopup->Create())
            popupStack->AddScreen(confirmPopup);

        confirmPopup->SetReturnEvent(this, "exit");
    }
    else
        MythScreenType::Close();
}

void ChannelEditor::del()
{
    MythUIButtonListItem *item = m_channelList->GetItemCurrent();

    if (!item)
        return;

    QString message = tr("Delete channel '%1'?").arg(item->GetText("name"));

    MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");
    MythConfirmationDialog *dialog = new MythConfirmationDialog(popupStack, message, true);

    if (dialog->Create())
    {
        dialog->SetData(qVariantFromValue(item));
        dialog->SetReturnEvent(this, "delsingle");
        popupStack->AddScreen(dialog);
    }
    else
        delete dialog;

}

void ChannelEditor::deleteChannels(void)
{
    const QString currentLabel = m_sourceList->GetValue();

    bool del_all = m_sourceFilter == FILTER_ALL;
    bool del_nul = m_sourceFilter == FILTER_UNASSIGNED;

    QString message =
        (del_all) ? tr("Delete ALL channels?") :
        ((del_nul) ? tr("Delete all unassigned channels?") :
            tr("Delete all channels on %1?").arg(currentLabel));

    MythScreenStack *popupStack = GetMythMainWindow()->GetStack("popup stack");
    MythConfirmationDialog *dialog = new MythConfirmationDialog(popupStack, message, true);

    if (dialog->Create())
    {
        dialog->SetReturnEvent(this, "delall");
        popupStack->AddScreen(dialog);
    }
    else
        delete dialog;
}

/**
 *  \brief Resolve a potential conflict
 *  \return true if the conflict should be bound, false otherwise.
 */
void MythControls::ResolveConflict(ActionID *conflict, int error_level,
                                    const QString &key)
{
    if (!conflict)
        return;

    QString label;

    bool error = (KeyBindings::kKeyBindingError == error_level);

    if (error)
        label = tr("This key binding conflicts with %1 in the %2 context. "
                   "Unable to bind key.")
                    .arg(conflict->GetAction()).arg(conflict->GetContext());
    else
        label = tr("This key binding conflicts with %1 in the %2 context. "
                   "Do you want to bind it anyway?")
                    .arg(conflict->GetAction()).arg(conflict->GetContext());

    MythScreenStack *popupStack =
                            GetMythMainWindow()->GetStack("popup stack");

    MythConfirmationDialog *confirmPopup =
            new MythConfirmationDialog(popupStack, label, !error);

    if (!error)
    {
        confirmPopup->SetData(qVariantFromValue(key));
        confirmPopup->SetReturnEvent(this, "conflict");
    }

    if (confirmPopup->Create())
        popupStack->AddScreen(confirmPopup);

    delete conflict;
}

/**
 *  \brief Delete the currently active key to action mapping
 *
 *   TODO FIXME This code needs work to support deleteKey
 *              in any mode exc. Context/Action
 */
void MythControls::DeleteKey(void)
{
    QString context = GetCurrentContext();
    QString key     = GetCurrentKey();
    QString action  = GetCurrentAction();

    if (context.isEmpty() || key.isEmpty() || action.isEmpty())
    {
        LOG(VB_GENERAL, LOG_ERR,
            "Unable to delete binding, missing information");
        return;
    }

    if (m_bindings->RemoveActionKey(context, action, key))
    {
        RefreshKeyInformation();
        return;
    }

    QString label = tr("This action is mandatory and needs at least one key "
                       "bound to it. Instead, try rebinding with another key.");

    MythScreenStack *popupStack =
                            GetMythMainWindow()->GetStack("popup stack");

    MythConfirmationDialog *confirmPopup =
            new MythConfirmationDialog(popupStack, label, false);

    if (confirmPopup->Create())
    {
        confirmPopup->SetReturnEvent(this, "mandatorydelete");
        popupStack->AddScreen(confirmPopup);
    }
    else
        delete confirmPopup;
}

void OSD::DialogShow(const QString &window, const QString &text, int updatefor)
{
    if (m_Dialog)
    {
        QString current = m_Dialog->objectName();
        if (current != window)
        {
            DialogQuit();
        }
        else
        {
            MythDialogBox *dialog = dynamic_cast<MythDialogBox*>(m_Dialog);
            if (dialog)
                dialog->Reset();

            DialogSetText(text);
        }
    }

    if (!m_Dialog)
    {
        OverrideUIScale();
        MythScreenType *dialog;

        if (window == OSD_DLG_EDITOR)
            dialog = new ChannelEditor(m_ParentObject, window.toLatin1());
        else if (window == OSD_DLG_CONFIRM)
            dialog = new MythConfirmationDialog(NULL, text, false);
        else
            dialog = new MythDialogBox(text, NULL, window.toLatin1(), false, true);

        dialog->SetPainter(m_CurrentPainter);
        if (dialog->Create())
        {
            PositionWindow(dialog);
            m_Dialog = dialog;
            MythDialogBox *dbox = dynamic_cast<MythDialogBox*>(m_Dialog);
            if (dbox)
                dbox->SetReturnEvent(m_ParentObject, window);
            MythConfirmationDialog *cbox = dynamic_cast<MythConfirmationDialog*>(m_Dialog);
            if (cbox)
            {
                cbox->SetReturnEvent(m_ParentObject, window);
                cbox->SetData("DIALOG_CONFIRM_X_X");
            }
            m_Children.insert(window, m_Dialog);
        }
        else
        {
            RevertUIScale();
            delete dialog;
            return;
        }

        RevertUIScale();
    }

    if (updatefor)
    {
        m_NextPulseUpdate  = MythDate::current();
        m_PulsedDialogText = text;
        SetExpiry(window, kOSDTimeout_None, updatefor);
    }

    DialogBack();
    HideAll(true, m_Dialog);
    m_Dialog->SetVisible(true);
}

void StatusBox::clicked(MythUIButtonListItem *item)
{
    if (!item)
        return;

    LogLine logline = qVariantValue<LogLine>(item->GetData());

    MythUIButtonListItem *currentButton = m_categoryList->GetItemCurrent();
    QString currentItem;
    if (currentButton)
        currentItem = currentButton->GetText();

    // FIXME: Comparisons against strings here is not great, changing names
    //        breaks everything and it's inefficient
    if (currentItem == tr("Log Entries"))
    {
        QString message = tr("Acknowledge this log entry?");

        MythConfirmationDialog *confirmPopup =
                new MythConfirmationDialog(m_popupStack, message);

        confirmPopup->SetReturnEvent(this, "LogAck");
        confirmPopup->SetData(logline.data);

        if (confirmPopup->Create())
            m_popupStack->AddScreen(confirmPopup, false);
    }
    else if (currentItem == tr("Job Queue"))
    {
        QStringList msgs;
        int jobStatus;

        jobStatus = JobQueue::GetJobStatus(logline.data.toInt());

        if (jobStatus == JOB_QUEUED)
        {
            QString message = tr("Delete Job?");

            MythConfirmationDialog *confirmPopup =
                    new MythConfirmationDialog(m_popupStack, message);

            confirmPopup->SetReturnEvent(this, "JobDelete");
            confirmPopup->SetData(logline.data);

            if (confirmPopup->Create())
                m_popupStack->AddScreen(confirmPopup, false);
        }
        else if ((jobStatus == JOB_PENDING) ||
                (jobStatus == JOB_STARTING) ||
                (jobStatus == JOB_RUNNING)  ||
                (jobStatus == JOB_PAUSED))
        {
            QString label = tr("Job Queue Actions:");

            MythDialogBox *menuPopup = new MythDialogBox(label, m_popupStack,
                                                            "statusboxpopup");

            if (menuPopup->Create())
                m_popupStack->AddScreen(menuPopup, false);

            menuPopup->SetReturnEvent(this, "JobModify");

            QVariant data = qVariantFromValue(logline.data);

            if (jobStatus == JOB_PAUSED)
                menuPopup->AddButton(tr("Resume"), data);
            else
                menuPopup->AddButton(tr("Pause"), data);
            menuPopup->AddButton(tr("Stop"), data);
            menuPopup->AddButton(tr("No Change"), data);
        }
        else if (jobStatus & JOB_DONE)
        {
            QString message = tr("Requeue Job?");

            MythConfirmationDialog *confirmPopup =
                    new MythConfirmationDialog(m_popupStack, message);

            confirmPopup->SetReturnEvent(this, "JobRequeue");
            confirmPopup->SetData(logline.data);

            if (confirmPopup->Create())
                m_popupStack->AddScreen(confirmPopup, false);
        }
    }
    else if (currentItem == tr("AutoExpire List"))
    {
        ProgramInfo* rec = m_expList[m_logList->GetCurrentPos()];

        if (rec)
        {
            QString label = tr("AutoExpire Actions:");

            MythDialogBox *menuPopup = new MythDialogBox(label, m_popupStack,
                                                            "statusboxpopup");

            if (menuPopup->Create())
                m_popupStack->AddScreen(menuPopup, false);

            menuPopup->SetReturnEvent(this, "AutoExpireManage");
//.........这里部分代码省略.........