C++ BuildFocusList函数代码示例

bool RSSEditor::Create(void)
{
    QMutexLocker locker(&m_lock);

    // Load the theme for this screen
    bool foundtheme = LoadWindowFromXML("netvision-ui.xml", "rsseditor", this);

    if (!foundtheme)
        return false;

    bool err = false;
    UIUtilE::Assign(this, m_sites, "sites", &err);
    UIUtilE::Assign(this, m_new, "new", &err);
    UIUtilE::Assign(this, m_delete, "delete", &err);
    UIUtilE::Assign(this, m_edit, "edit", &err);

    UIUtilW::Assign(this, m_image, "preview");
    UIUtilW::Assign(this, m_title, "title");
    UIUtilW::Assign(this, m_desc, "description");
    UIUtilW::Assign(this, m_url, "url");
    UIUtilW::Assign(this, m_author, "author");

    if (err)
    {
        LOG(VB_GENERAL, LOG_ERR, "Cannot load screen 'rsseditor'");
        return false;
    }

    connect(m_sites, SIGNAL(itemClicked(MythUIButtonListItem*)),
            this, SLOT(slotEditSite(void)));

    connect(m_delete, SIGNAL(Clicked(void)),
            SLOT(slotDeleteSite(void)));
    connect(m_edit, SIGNAL(Clicked(void)),
            SLOT(slotEditSite(void)));
    connect(m_new, SIGNAL(Clicked(void)),
            SLOT(slotNewSite(void)));

    connect(m_sites, SIGNAL(itemSelected(MythUIButtonListItem *)),
            SLOT(slotItemChanged(void)));

    BuildFocusList();

    loadData();

    if (m_sites->GetCount() == 0)
        SetFocusWidget(m_new);
    else
        slotItemChanged();

    return true;
}

bool ImportIconsWizard::Create()
{
    if (!initialLoad(m_strChannelname))
        return false;


    bool foundtheme = false;

    // Load the theme for this screen
    foundtheme = LoadWindowFromXML("config-ui.xml", "iconimport", this);

    if (!foundtheme)
        return false;

    m_iconsList = dynamic_cast<MythUIButtonList *>(GetChild("icons"));
    m_manualEdit = dynamic_cast<MythUITextEdit *>(GetChild("manualsearch"));
    m_nameText = dynamic_cast<MythUIText *>(GetChild("name"));
    m_manualButton = dynamic_cast<MythUIButton *>(GetChild("search"));
    m_skipButton = dynamic_cast<MythUIButton *>(GetChild("skip"));
    m_statusText = dynamic_cast<MythUIText *>(GetChild("status"));
    m_preview = dynamic_cast<MythUIImage *>(GetChild("preview"));
    m_previewtitle = dynamic_cast<MythUIText *>(GetChild("previewtitle"));

    if (!m_iconsList || !m_manualEdit || !m_nameText || !m_manualButton ||
        !m_skipButton || !m_statusText)
    {
        LOG(VB_GENERAL, LOG_ERR,
            "Unable to load window 'iconimport', missing required element(s)");
        return false;
    }

    m_nameText->SetEnabled(false);

    m_nameText->SetHelpText(tr("Name of the icon file"));
    m_iconsList->SetHelpText(tr("List of possible icon files"));
    m_manualEdit->SetHelpText(tr("Enter text here for the manual search"));
    m_manualButton->SetHelpText(tr("Manually search for the text"));
    m_skipButton->SetHelpText(tr("Skip this icon"));

    connect(m_manualButton, SIGNAL(Clicked()), SLOT(manualSearch()));
    connect(m_skipButton, SIGNAL(Clicked()), SLOT(skip()));
    connect(m_iconsList, SIGNAL(itemClicked(MythUIButtonListItem *)),
            SLOT(menuSelection(MythUIButtonListItem *)));
    connect(m_iconsList, SIGNAL(itemSelected(MythUIButtonListItem *)),
            SLOT(itemChanged(MythUIButtonListItem *)));

    BuildFocusList();

    enableControls(STATE_NORMAL);

    return true;
}

void ZMEvents::setGridLayout(int layout)
{
    if (layout < 1 || layout > 3)
        layout = 1;

    if (layout == m_layout)
        return;

    if (m_eventGrid)
        m_eventGrid->Reset();

    m_layout = layout;

    // iterate though the children showing/hiding them as appropriate
    QString name;
    QString layoutName = QString("layout%1").arg(layout);
    QList<MythUIType *> *children = GetAllChildren();

    for (int x = 0; x < children->size(); x++)
    {
        MythUIType *type = children->at(x);
        name = type->objectName();
        if (name.startsWith("layout"))
        {
            if (name.startsWith(layoutName))
                type->SetVisible(true);
            else
                type->SetVisible(false);
        }
    }

    // get the correct grid
    m_eventGrid = dynamic_cast<MythUIButtonList *> (GetChild(layoutName + "_eventlist"));

    if (m_eventGrid)
    {
        connect(m_eventGrid, SIGNAL(itemSelected( MythUIButtonListItem*)),
                this, SLOT(eventChanged(MythUIButtonListItem*)));
        connect(m_eventGrid, SIGNAL(itemClicked( MythUIButtonListItem*)),
                this, SLOT(playPressed()));
        connect(m_eventGrid, SIGNAL(itemVisible(MythUIButtonListItem*)),
             this, SLOT(eventVisible(MythUIButtonListItem*)));

        updateUIList();

        BuildFocusList();

        SetFocusWidget(m_eventGrid);
    }
    else
    {

bool EditRomInfoDialog::Create()
{
    if (!LoadWindowFromXML("game-ui.xml", "edit_metadata", this))
        return false;

    bool err = false;
    UIUtilE::Assign(this, m_gamenameEdit, "title_edit", &err);
    UIUtilE::Assign(this, m_genreEdit, "genre_edit", &err);
    UIUtilE::Assign(this, m_yearEdit, "year_edit", &err);
    UIUtilE::Assign(this, m_countryEdit, "country_edit", &err);
    UIUtilE::Assign(this, m_plotEdit, "description_edit", &err);
    UIUtilE::Assign(this, m_publisherEdit, "publisher_edit", &err);

    UIUtilE::Assign(this, m_favoriteCheck, "favorite_check", &err);

    UIUtilE::Assign(this, m_screenshotButton, "screenshot_button", &err);
    UIUtilE::Assign(this, m_screenshotText, "screenshot_text", &err);
    UIUtilE::Assign(this, m_fanartButton, "fanart_button", &err);
    UIUtilE::Assign(this, m_fanartText, "fanart_text", &err);
    UIUtilE::Assign(this, m_boxartButton, "coverart_button", &err);
    UIUtilE::Assign(this, m_boxartText, "coverart_text", &err);

    UIUtilE::Assign(this, m_doneButton, "done_button", &err);

    if (err)
    {
        VERBOSE(VB_IMPORTANT, "Cannot load screen 'edit_metadata'");
        return false;
    }

    fillWidgets();

    BuildFocusList();

    connect(m_gamenameEdit, SIGNAL(valueChanged()), SLOT(SetGamename()));
    connect(m_genreEdit, SIGNAL(valueChanged()), SLOT(SetGenre()));
    connect(m_yearEdit, SIGNAL(valueChanged()), SLOT(SetYear()));
    connect(m_countryEdit, SIGNAL(valueChanged()), SLOT(SetCountry()));
    connect(m_plotEdit, SIGNAL(valueChanged()), SLOT(SetPlot()));
    connect(m_publisherEdit, SIGNAL(valueChanged()), SLOT(SetPublisher()));

    connect(m_favoriteCheck, SIGNAL(valueChanged()), SLOT(ToggleFavorite()));

    connect(m_screenshotButton, SIGNAL(Clicked()), SLOT(FindScreenshot()));
    connect(m_fanartButton, SIGNAL(Clicked()), SLOT(FindFanart()));
    connect(m_boxartButton, SIGNAL(Clicked()), SLOT(FindBoxart()));

    connect(m_doneButton, SIGNAL(Clicked()), SLOT(SaveAndExit()));
 
    return true;
}

bool ScreenSetup::Create()
{
    bool foundtheme = false;

    // Load the theme for this screen
    foundtheme = LoadWindowFromXML("weather-ui.xml", "screen-setup", this);

    if (!foundtheme)
        return false;

    m_helpText = dynamic_cast<MythUIText *> (GetChild("helptxt"));

    m_activeList = dynamic_cast<MythUIButtonList *> (GetChild("activelist"));
    m_inactiveList = dynamic_cast<MythUIButtonList *> (GetChild("inactivelist"));

    m_finishButton = dynamic_cast<MythUIButton *> (GetChild("finishbutton"));

    MythUIText *activeheader = dynamic_cast<MythUIText *> (GetChild("activehdr"));
    if (activeheader)
        activeheader->SetText(tr("Active Screens"));

    MythUIText *inactiveheader = dynamic_cast<MythUIText *> (GetChild("inactivehdr"));
    if (inactiveheader)
        inactiveheader->SetText(tr("Inactive Screens"));

    if (!m_activeList || !m_inactiveList || !m_finishButton || !m_helpText)
    {
        LOG(VB_GENERAL, LOG_ERR, "Theme is missing required elements.");
        return false;
    }

    BuildFocusList();

    connect(m_activeList, SIGNAL(itemSelected(MythUIButtonListItem *)),
            this, SLOT(updateHelpText()));
    connect(m_activeList, SIGNAL(itemClicked(MythUIButtonListItem *)),
            this, SLOT(doListSelect(MythUIButtonListItem *)));
    connect(m_inactiveList, SIGNAL(itemSelected(MythUIButtonListItem *)),
            this, SLOT(updateHelpText()));
    connect(m_inactiveList, SIGNAL(itemClicked(MythUIButtonListItem *)),
            this, SLOT(doListSelect(MythUIButtonListItem *)));

    SetFocusWidget(m_inactiveList);

    m_finishButton->SetText(tr("Finish"));
    connect(m_finishButton, SIGNAL(Clicked()), this, SLOT(saveData()));

    loadData();

    return true;
}

bool RecordingSelector::Create(void)
{
    bool foundtheme = false;

    // Load the theme for this screen
    foundtheme = LoadWindowFromXML("mytharchive-ui.xml", "recording_selector", this);

    if (!foundtheme)
        return false;

    bool err = false;
    UIUtilE::Assign(this, m_okButton, "ok_button", &err);
    UIUtilE::Assign(this, m_cancelButton, "cancel_button", &err);
    UIUtilE::Assign(this, m_categorySelector, "category_selector", &err);
    UIUtilE::Assign(this, m_recordingButtonList, "recordinglist", &err);

    UIUtilW::Assign(this, m_titleText, "progtitle", &err);
    UIUtilW::Assign(this, m_datetimeText, "progdatetime", &err);
    UIUtilW::Assign(this, m_descriptionText, "progdescription", &err);
    UIUtilW::Assign(this, m_filesizeText, "filesize", &err);
    UIUtilW::Assign(this, m_previewImage, "preview_image", &err);
    UIUtilW::Assign(this, m_cutlistImage, "cutlist_image", &err);

    if (err)
    {
        LOG(VB_GENERAL, LOG_ERR, "Cannot load screen 'recording_selector'");
        return false;
    }

    connect(m_okButton, SIGNAL(Clicked()), this, SLOT(OKPressed()));
    connect(m_cancelButton, SIGNAL(Clicked()), this, SLOT(cancelPressed()));

    new MythUIButtonListItem(m_categorySelector, tr("All Recordings"));
    connect(m_categorySelector, SIGNAL(itemSelected(MythUIButtonListItem *)),
            this, SLOT(setCategory(MythUIButtonListItem *)));

    connect(m_recordingButtonList, SIGNAL(itemSelected(MythUIButtonListItem *)),
            this, SLOT(titleChanged(MythUIButtonListItem *)));
    connect(m_recordingButtonList, SIGNAL(itemClicked(MythUIButtonListItem *)),
            this, SLOT(toggleSelected(MythUIButtonListItem *)));

    if (m_cutlistImage)
        m_cutlistImage->Hide();

    BuildFocusList();

    SetFocusWidget(m_recordingButtonList);

    return true;
}

bool VisualizationSettings::Create()
{
    bool err = false;

    // Load the theme for this screen
    if (!LoadWindowFromXML("musicsettings-ui.xml", "visualizationsettings", this))
        return false;

    UIUtilE::Assign(this, m_changeOnSongChange, "cycleonsongchange", &err);
    UIUtilE::Assign(this, m_randomizeOrder, "randomizeorder", &err);
    UIUtilE::Assign(this, m_scaleWidth, "scalewidth", &err);
    UIUtilE::Assign(this, m_scaleHeight, "scaleheight", &err);
    UIUtilE::Assign(this, m_saveButton, "save", &err);
    UIUtilE::Assign(this, m_cancelButton, "cancel", &err);

    int changeOnSongChange = gCoreContext->GetNumSetting("VisualCycleOnSongChange", 0);
    if (changeOnSongChange == 1)
        m_changeOnSongChange->SetCheckState(MythUIStateType::Full);
    int randomizeorder = gCoreContext->GetNumSetting("VisualRandomize", 0);
    if (randomizeorder == 1)
        m_randomizeOrder->SetCheckState(MythUIStateType::Full);

    m_scaleWidth->SetRange(1,2,1);
    m_scaleWidth->SetValue(gCoreContext->GetNumSetting("VisualScaleWidth"));
    m_scaleHeight->SetRange(1,2,1);
    m_scaleHeight->SetValue(gCoreContext->GetNumSetting("VisualScaleHeight"));

    m_changeOnSongChange->SetHelpText(tr("Change the visualizer when the song changes."));
    m_randomizeOrder->SetHelpText(tr("On changing the visualizer pick a new one at random."));
    m_scaleWidth->SetHelpText(tr("If set to \"2\", visualizations will be "
                 "scaled in half. Currently only used by "
                 "the goom visualization. Reduces CPU load "
                 "on slower machines."));
    m_scaleHeight->SetHelpText(tr("If set to \"2\", visualizations will be "
                 "scaled in half. Currently only used by "
                 "the goom visualization. Reduces CPU load "
                 "on slower machines."));
    m_cancelButton->SetHelpText(tr("Exit without saving settings"));
    m_saveButton->SetHelpText(tr("Save settings and Exit"));

    connect(m_saveButton, SIGNAL(Clicked()), this, SLOT(slotSave()));
    connect(m_cancelButton, SIGNAL(Clicked()), this, SLOT(Close()));

    BuildFocusList();

    SetFocusWidget(m_cancelButton);

    return true;
}

bool VideoSetupWizard::Create()
{
    bool foundtheme = false;

    // Load the theme for this screen
    foundtheme = LoadWindowFromXML("config-ui.xml", "videowizard", this);

    if (!foundtheme)
        return false;

    m_playbackProfileButtonList =
        dynamic_cast<MythUIButtonList *> (GetChild("playbackprofiles"));

    m_testSDButton = dynamic_cast<MythUIButton *> (GetChild("testsd"));
    m_testHDButton = dynamic_cast<MythUIButton *> (GetChild("testhd"));

    m_nextButton = dynamic_cast<MythUIButton *> (GetChild("next"));
    m_prevButton = dynamic_cast<MythUIButton *> (GetChild("previous"));

    if (!m_playbackProfileButtonList || !m_testSDButton ||
        !m_testHDButton ||!m_nextButton || !m_prevButton)
    {
        LOG(VB_GENERAL, LOG_ERR, "Theme is missing critical theme elements.");
        return false;
    }

    m_playbackProfileButtonList->SetHelpText( tr("Select from one of the "
                                "preconfigured playback profiles.  When "
                                "satisfied, you can test Standard Definition "
                                "and High Definition playback with the selected "
                                "profile before moving on.") );
    m_testSDButton->SetHelpText( tr("Test your playback settings with Standard "
                                    "Definition content. (480p)") );
    m_testHDButton->SetHelpText( tr("Test your playback settings with High "
                                    "Definition content (1080p).") );
    m_nextButton->SetHelpText( tr("Save these changes and move on to the "
                                  "next configuration step.") );
    m_prevButton->SetHelpText(tr("Return to the previous configuration step."));

    connect(m_testSDButton, SIGNAL(Clicked()), this, SLOT(testSDVideo()));
    connect(m_testHDButton, SIGNAL(Clicked()), this, SLOT(testHDVideo()));
    connect(m_nextButton, SIGNAL(Clicked()), this, SLOT(slotNext()));
    connect(m_prevButton, SIGNAL(Clicked()), this, SLOT(slotPrevious()));

    BuildFocusList();
    loadData();

    return true;
}

bool TeaTime::Create(void)
{

    bool foundtheme = false;

    // Load the theme for this screen
    foundtheme = LoadWindowFromXML("teatime-ui.xml", "teatime", this);
    
    if (!foundtheme)
    {
        LOG_Tea(LOG_WARNING, "window teatime in teatime-ui.xml is missing."); 
        return  false;

    }

    UIUtilW::Assign(this, m_CancelButton, "cancel");
    UIUtilW::Assign(this, m_InfoText, "infotext");
    m_InfoText->SetText(tr("Please select a timeout value."));

    bool err = false;
    UIUtilE::Assign(this, m_OkButton, "ok", &err);
    UIUtilE::Assign(this, m_Setup, "setup", &err);
    UIUtilE::Assign(this, m_TimeSpinbox, "time_span", &err);

    if (err)
    {
        LOG_Tea(LOG_WARNING, "Theme is missing required elements."); 
        return  false;
    }

    connect(m_CancelButton, SIGNAL(Clicked()), SLOT(Close()));
    connect(m_OkButton,     SIGNAL(Clicked()), SLOT(OkClicked()));
    connect(m_Setup,        SIGNAL(Clicked()), SLOT(Setup()));

    int minutes = gCoreContext->GetSetting("Teatime_Minutes", "5").toInt();
    m_TimeSpinbox->SetRange(0, 600, 1, 5);
    m_TimeSpinbox->SetValue(minutes);
    m_TimeSpinbox->SetVisible(true);

    if (m_TimeData->hasActiveTimer())
    {
        startTimer(100);
    }

    BuildFocusList();

    return true;
}

bool CustomPriority::Create()
{
    if (!LoadWindowFromXML("schedule-ui.xml", "custompriority", this))
        return false;

    m_ruleList = dynamic_cast<MythUIButtonList *>(GetChild("rules"));
    m_clauseList = dynamic_cast<MythUIButtonList *>(GetChild("clauses"));

    m_prioritySpin = dynamic_cast<MythUISpinBox *>(GetChild("priority"));

    m_titleEdit = dynamic_cast<MythUITextEdit *>(GetChild("title"));
    m_descriptionEdit = dynamic_cast<MythUITextEdit *>(GetChild("description"));

    m_addButton = dynamic_cast<MythUIButton *>(GetChild("add"));
    m_installButton = dynamic_cast<MythUIButton *>(GetChild("install"));
    m_testButton = dynamic_cast<MythUIButton *>(GetChild("test"));
    m_deleteButton = dynamic_cast<MythUIButton *>(GetChild("delete"));
    m_cancelButton = dynamic_cast<MythUIButton *>(GetChild("cancel"));

    if (!m_ruleList || !m_clauseList || !m_prioritySpin || !m_titleEdit ||
        !m_descriptionEdit || !m_addButton || !m_installButton ||
        !m_testButton || !m_deleteButton || !m_cancelButton)
    {
        LOG(VB_GENERAL, LOG_ERR,
            "CustomPriority, theme is missing required elements");
        return false;
    }

    connect(m_ruleList, SIGNAL(itemSelected(MythUIButtonListItem *)),
                SLOT(ruleChanged(MythUIButtonListItem *)));

    connect(m_titleEdit, SIGNAL(valueChanged()), SLOT(textChanged()));
    m_titleEdit->SetMaxLength(128);
    connect(m_descriptionEdit, SIGNAL(valueChanged()), SLOT(textChanged()));
    m_descriptionEdit->SetMaxLength(0);

    connect(m_addButton, SIGNAL(Clicked()), SLOT(addClicked()));
    connect(m_testButton, SIGNAL(Clicked()), SLOT(testClicked()));
    connect(m_installButton, SIGNAL(Clicked()), SLOT(installClicked()));
    connect(m_deleteButton, SIGNAL(Clicked()), SLOT(deleteClicked()));
    connect(m_cancelButton, SIGNAL(Clicked()), SLOT(Close()));

    loadData();

    BuildFocusList();

    return true;
}

bool FunctionDialog::Create()
{
    if (!LoadWindowFromXML("zoneminder-ui.xml", "functionpopup", this))
        return false;

    bool err = false;
    UIUtilE::Assign(this, m_captionText,  "caption_text", &err);
    UIUtilE::Assign(this, m_functionList, "function_list", &err);
    UIUtilE::Assign(this, m_enabledCheck, "enable_check", &err);
    UIUtilE::Assign(this, m_notificationCheck, "notification_check", &err);
    UIUtilE::Assign(this, m_okButton,     "ok_button", &err);

    if (err)
    {
        LOG(VB_GENERAL, LOG_ERR, "Cannot load screen 'functionpopup'");
        return false;
    }

    new MythUIButtonListItem(m_functionList, "Monitor");
    new MythUIButtonListItem(m_functionList, "Modect");
    new MythUIButtonListItem(m_functionList, "Nodect");
    new MythUIButtonListItem(m_functionList, "Record");
    new MythUIButtonListItem(m_functionList, "Mocord");
    new MythUIButtonListItem(m_functionList, "None");

    m_functionList->MoveToNamedPosition(m_monitor->function);

    m_captionText->SetText(m_monitor->name);

    connect(m_okButton, SIGNAL(Clicked()), this, SLOT(setMonitorFunction()));

    if (m_monitor->enabled)
        m_enabledCheck->SetCheckState(MythUIStateType::Full);
    else
        m_enabledCheck->SetCheckState(MythUIStateType::Off);


    if (m_monitor->showNotifications)
        m_notificationCheck->SetCheckState(MythUIStateType::Full);
    else
        m_notificationCheck->SetCheckState(MythUIStateType::Off);

    BuildFocusList();

    SetFocusWidget(m_functionList);

    return true;
}

/**
 *  \copydoc MythUIType::CopyFrom()
 */
void MythScreenType::CopyFrom(MythUIType *base)
{
    MythScreenType *st = dynamic_cast<MythScreenType *>(base);
    if (!st)
    {
        VERBOSE(VB_IMPORTANT, "ERROR, bad parsing");
        return;
    }

    m_FullScreen = st->m_FullScreen;
    m_IsDeleting = false;

    MythUIType::CopyFrom(base);

    BuildFocusList();
};

bool ProgDetails::Create(void)
{
    // Load the theme for this screen
    bool foundtheme = LoadWindowFromXML("schedule-ui.xml", "programdetails", this);
    if (!foundtheme)
        return false;

    // Initialise details list
    if (!m_infoList.Create(true))
    {
        LOG(VB_GENERAL, LOG_ERR, "Cannot load 'Info buttonlist'");
        return false;
    }

    BuildFocusList();

    return true;
}

/**
 *  \copydoc MythUIType::CopyFrom()
 */
void MythScreenType::CopyFrom(MythUIType *base)
{
    MythScreenType *st = dynamic_cast<MythScreenType *>(base);
    if (!st)
    {
        LOG(VB_GENERAL, LOG_ERR, "ERROR, bad parsing");
        return;
    }

    m_FullScreen = st->m_FullScreen;
    m_IsDeleting = false;

    MythUIType::CopyFrom(base);

    ConnectDependants(true);

    BuildFocusList();
};

bool ThemeChooser::Create(void)
{
    // Load the theme for this screen
    if (!LoadWindowFromXML("settings-ui.xml", "themechooser", this))
        return false;

    bool err = false;
    UIUtilE::Assign(this, m_themes, "themes", &err);

    UIUtilW::Assign(this, m_preview, "preview");
    UIUtilW::Assign(this, m_fullPreviewStateType, "fullpreviewstate");

    if (m_fullPreviewStateType)
    {
        MythUIGroup *state =
            dynamic_cast<MythUIGroup*>
                (m_fullPreviewStateType->GetChild("fullscreen"));
        if (state)
        {
            m_fullScreenName =
               dynamic_cast<MythUIText*>(state->GetChild("fullscreenname"));
            m_fullScreenPreview =
               dynamic_cast<MythUIImage*>(state->GetChild("fullscreenpreview"));
        }
    }

    if (err)
    {
        LOG(VB_GENERAL, LOG_ERR, LOC + "Cannot load screen 'themechooser'");
        return false;
    }

    connect(m_themes, SIGNAL(itemClicked(MythUIButtonListItem*)),
            this, SLOT(saveAndReload(MythUIButtonListItem*)));
    connect(m_themes, SIGNAL(itemSelected(MythUIButtonListItem*)),
            this, SLOT(itemChanged(MythUIButtonListItem*)));

    BuildFocusList();

    LoadInBackground();

    return true;
}