C++ QTabWidget::setTabIcon方法代码示例

// Constructor.
qtractorConnections::qtractorConnections (
	QWidget *pParent, Qt::WindowFlags wflags )
	: QWidget(pParent, wflags)
{
	// Surely a name is crucial (e.g.for storing geometry settings)
	QWidget::setObjectName("qtractorConnections");

	// Create main inner widget.
	m_pConnectForm = new qtractorConnectForm(this);
	// Set proper tab widget icons...
	QTabWidget *pTabWidget = m_pConnectForm->connectTabWidget();
	pTabWidget->setTabIcon(0, QIcon(":/images/trackAudio.png"));
	pTabWidget->setTabIcon(1, QIcon(":/images/trackMidi.png"));

	// Prepare the layout stuff.
	QHBoxLayout *pLayout = new QHBoxLayout();
	pLayout->setMargin(0);
	pLayout->setSpacing(0);
	pLayout->addWidget(m_pConnectForm);
	QWidget::setLayout(pLayout);

	// Some specialties to this kind of dock window...
	QWidget::setMinimumWidth(480);
	QWidget::setMinimumHeight(240);

	// Finally set the default caption and tooltip.
	const QString& sCaption = tr("Connections") + " - " QTRACTOR_TITLE;
	QWidget::setWindowTitle(sCaption);
	QWidget::setWindowIcon(QIcon(":/images/viewConnections.png"));
	QWidget::setToolTip(sCaption);

	// Get previously saved splitter sizes,
	// (with fair default...)
	qtractorOptions *pOptions = qtractorOptions::getInstance();
	if (pOptions) {
		QList<int> sizes;
		sizes.append(180);
		sizes.append(60);
		sizes.append(180);
		pOptions->loadSplitterSizes(
			m_pConnectForm->audioConnectSplitter(), sizes);
		pOptions->loadSplitterSizes(
			m_pConnectForm->midiConnectSplitter(), sizes);
	}
}

void Tab::updateIcon(void) {
  QTabWidget* widget = qobject_cast<QTabWidget*>(parentWidget()->parentWidget());
  if(widget) {
    QIcon icon = _webView->icon();
    if(icon.isNull()) {
      icon = QIcon(":/defaultPageIcon.png");
    }
    widget->setTabIcon(widget->indexOf(this), icon);
  }
}

void ConfigurationManager::initTabIcons()
{
    QTabWidget *tw = ui->tabWidget;
    if ( !tw->tabIcon(0).isNull() )
        return;

    tw->setTabIcon( tw->indexOf(ui->tabGeneral), getIcon("", IconWrench) );
    tw->setTabIcon( tw->indexOf(ui->tabLayout), getIcon("", IconColumns) );
    tw->setTabIcon( tw->indexOf(ui->tabHistory), getIcon("", IconListAlt) );
    tw->setTabIcon( tw->indexOf(ui->tabItems), getIcon("", IconThList) );
    tw->setTabIcon( tw->indexOf(ui->tabTray), getIcon("", IconInbox) );
    tw->setTabIcon( tw->indexOf(ui->tabNotifications), getIcon("", IconInfoCircle) );
    tw->setTabIcon( tw->indexOf(ui->tabShortcuts), getIcon("", IconKeyboard) );
    tw->setTabIcon( tw->indexOf(ui->tabAppearance), getIcon("", IconImage) );
}

int TabWidget::setTabIcon( lua_State * L ) //( int index, const QIcon & icon )void
{
	QTabWidget* obj = ObjectHelper<QTabWidget>::check( L, 1 );
	int index = 0;
	if ( Util::isNum( L, 2 ) )
	{
		if ( Util::toInt( L, 2 )>=0 )
		{
			index = Util::toInt( L, 2 );
		}
		else
		{
			Util::error( L, "Invalid Index" );
		}
	}
	QIcon* icon = ValueInstaller2<QIcon>::check( L, 4 );
	obj->setTabIcon( index, *icon );
	return 0;
}

//.........这里部分代码省略.........
    m_options["always_on_top"] = Option(false, "checked", ui->checkBoxAlwaysOnTop);
    m_options["tab_position"] = Option(0, "currentIndex", ui->comboBoxTabPosition);
    m_options["text_wrap"] = Option(true, "checked", ui->checkBoxTextWrap);

    m_options["tray_items"] = Option(5, "value", ui->spinBoxTrayItems);
    m_options["tray_commands"] = Option(true, "checked", ui->checkBoxTrayShowCommands);
    m_options["tray_tab_is_current"] = Option(true, "checked", ui->checkBoxMenuTabIsCurrent);
    m_options["tray_images"] = Option(true, "checked", ui->checkBoxTrayImages);
    m_options["tray_tab"] = Option("", "text", ui->comboBoxMenuTab->lineEdit());

    // Tooltip to show on command line.
    ui->comboBoxMenuTab->lineEdit()->setToolTip( ui->comboBoxMenuTab->toolTip() );

    /* other options */
    m_options["tabs"] = Option(QStringList());
    m_options["command_history_size"] = Option(100);
    m_options["_last_hash"] = Option(0);
#ifndef NO_GLOBAL_SHORTCUTS
    /* shortcuts */
    m_options["toggle_shortcut"] = Option("", "text", ui->pushButton);
    m_options["menu_shortcut"] = Option("", "text", ui->pushButton_2);
    m_options["edit_clipboard_shortcut"] = Option("", "text", ui->pushButton_3);
    m_options["edit_shortcut"] = Option("", "text", ui->pushButton_4);
    m_options["second_shortcut"] = Option("", "text", ui->pushButton_5);
    m_options["show_action_dialog"] = Option("", "text", ui->pushButton_6);
    m_options["new_item_shortcut"] = Option("", "text", ui->pushButton_7);
#endif
#ifdef COPYQ_WS_X11
    /* X11 clipboard selection monitoring and synchronization */
    m_options["check_selection"] = Option(true, "checked", ui->checkBoxSel);
    m_options["copy_clipboard"] = Option(true, "checked", ui->checkBoxCopyClip);
    m_options["copy_selection"] = Option(true, "checked", ui->checkBoxCopySel);
#else
    ui->checkBoxCopySel->hide();
    ui->checkBoxSel->hide();
    ui->checkBoxCopyClip->hide();
#endif

    // values of last submitted action
    m_options["action_has_input"]  = Option(false);
    m_options["action_has_output"] = Option(false);
    m_options["action_separator"]  = Option("\\n");
    m_options["action_output_tab"] = Option("");

    /* appearance options */
    QString name;
    QPalette p;
    name = p.color(QPalette::Base).name();
    m_theme["bg"]          = Option(name, "VALUE", ui->pushButtonColorBg);
    m_theme["edit_bg"]     = Option(name, "VALUE", ui->pushButtonColorEditorBg);
    name = p.color(QPalette::Text).name();
    m_theme["fg"]          = Option(name, "VALUE", ui->pushButtonColorFg);
    m_theme["edit_fg"]     = Option(name, "VALUE", ui->pushButtonColorEditorFg);
    name = p.color(QPalette::Text).lighter(400).name();
    m_theme["num_fg"]      = Option(name, "VALUE", ui->pushButtonColorNumberFg);
    name = p.color(QPalette::AlternateBase).name();
    m_theme["alt_bg"]      = Option(name, "VALUE", ui->pushButtonColorAltBg);
    name = p.color(QPalette::Highlight).name();
    m_theme["sel_bg"]      = Option(name, "VALUE", ui->pushButtonColorSelBg);
    name = p.color(QPalette::HighlightedText).name();
    m_theme["sel_fg"]      = Option(name, "VALUE", ui->pushButtonColorSelFg);
    m_theme["find_bg"]     = Option("#ff0", "VALUE", ui->pushButtonColorFindBg);
    m_theme["find_fg"]     = Option("#000", "VALUE", ui->pushButtonColorFindFg);
    m_theme["font"]        = Option("", "VALUE", ui->pushButtonFont);
    m_theme["edit_font"]   = Option("", "VALUE", ui->pushButtonEditorFont);
    m_theme["find_font"]   = Option("", "VALUE", ui->pushButtonFoundFont);
    m_theme["num_font"]    = Option("", "VALUE", ui->pushButtonNumberFont);
    m_theme["show_number"] = Option(true, "checked", ui->checkBoxShowNumber);
    m_theme["show_scrollbars"] = Option(true, "checked", ui->checkBoxScrollbars);

    m_options["use_system_icons"] = Option(false, "checked", ui->checkBoxSystemIcons);

    /* datafile for items */
    QSettings settings(QSettings::IniFormat, QSettings::UserScope,
                       QCoreApplication::organizationName(),
                       QCoreApplication::applicationName());
    const QString settingsFileName = settings.fileName();
    m_datfilename = settingsFileName;
    m_datfilename.replace( QRegExp(".ini$"), QString("_tab_") );

    // Create directory to save items (otherwise it may not exist at time of saving).
    QDir settingsDir(settingsFileName + "/..");
    if ( settingsDir.mkdir(".") ) {
        log( tr("Cannot create directory for settings \"%1\"!").arg(settingsDir.path()),
             LogError );
    }

    connect(this, SIGNAL(finished(int)), SLOT(onFinished(int)));

    // Tab icons
    QTabWidget *tw = ui->tabWidget;
    tw->setTabIcon( tw->indexOf(ui->tabClipboard), getIcon("", IconPaste) );
    tw->setTabIcon( tw->indexOf(ui->tabGeneral), getIcon("", IconListOl) );
    tw->setTabIcon( tw->indexOf(ui->tabTray), getIcon("", IconInbox) );
    tw->setTabIcon( tw->indexOf(ui->tabCommands), getIcon("", IconCogs) );
    tw->setTabIcon( tw->indexOf(ui->tabShortcuts), getIcon("", IconHandUp) );
    tw->setTabIcon( tw->indexOf(ui->tabAppearance), getIcon("", IconPicture) );

    loadSettings();
}

void QTabWidgetProto::setTabIcon(int index, const QIcon &icon)
{
  QTabWidget *item = qscriptvalue_cast<QTabWidget*>(thisObject());
  if (item)
    item->setTabIcon(index, icon);
}