C++ TabWidget::setActiveTab方法代码示例

GlobalOptionsDialog::GlobalOptionsDialog()
	: OptionsDialog(Common::ConfigManager::kApplicationDomain, "globaloptions") {

	// The tab widget
	TabWidget *tab = new TabWidget(this, "globaloptions_tabwidget");
	tab->setHints(THEME_HINT_FIRST_DRAW | THEME_HINT_SAVE_BACKGROUND);

	//
	// 1) The graphics tab
	//
	tab->addTab("Graphics");
	addGraphicControls(tab, "globaloptions_");

	//
	// 2) The audio tab
	//
	tab->addTab("Audio");
	addAudioControls(tab, "globaloptions_");

	int volControlPos = g_gui.evaluator()->getVar("volumeControlsInAudio", true);

	if (volControlPos)
		addVolumeControls(tab, "globaloptions_");

	addSubtitleControls(tab, "globaloptions_");

	if (!volControlPos) {
		tab->addTab("Volume");
		addVolumeControls(tab, "globaloptions_");
	}

	// TODO: cd drive setting

	//
	// 3) The MIDI tab
	//
	tab->addTab("MIDI");
	addMIDIControls(tab, "globaloptions_");

	//
	// 4) The miscellaneous tab
	//
	tab->addTab("Paths");

#if !( defined(__DC__) || defined(__GP32__) )
	// These two buttons have to be extra wide, or the text will be
	// truncated in the small version of the GUI.

	// Save game path
	new ButtonWidget(tab, "globaloptions_savebutton", "Save Path: ", kChooseSaveDirCmd, 0);
	_savePath = new StaticTextWidget(tab, "globaloptions_savepath", "/foo/bar");

	new ButtonWidget(tab, "globaloptions_themebutton", "Theme Path:", kChooseThemeDirCmd, 0);
	_themePath = new StaticTextWidget(tab, "globaloptions_themepath", "None");

	new ButtonWidget(tab, "globaloptions_extrabutton", "Extra Path:", kChooseExtraDirCmd, 0);
	_extraPath = new StaticTextWidget(tab, "globaloptions_extrapath", "None");
#endif

#ifdef SMALL_SCREEN_DEVICE
	new ButtonWidget(tab, "globaloptions_keysbutton", "Keys", kChooseKeyMappingCmd, 0);
#endif

	// TODO: joystick setting


	// Activate the first tab
	tab->setActiveTab(0);

	// Add OK & Cancel buttons
	new ButtonWidget(this, "globaloptions_cancel", "Cancel", kCloseCmd, 0);
	new ButtonWidget(this, "globaloptions_ok", "OK", kOKCmd, 0);

#ifdef SMALL_SCREEN_DEVICE
	_keysDialog = new KeysDialog();
#endif
}

//.........这里部分代码省略.........
                              0.5f * std::cos(i / 23.f) + 1);

        // Dummy tab used to represent the last tab button.
        tabWidget->createTab("+");

        // A simple counter.
        int counter = 1;
        tabWidget->setCallback([tabWidget, this, counter] (int index) mutable {
            if (index == (tabWidget->tabCount()-1)) {
                // When the "+" tab has been clicked, simply add a new tab.
                string tabName = "Dynamic " + to_string(counter);
                Widget* layerDyn = tabWidget->createTab(index, tabName);
                layerDyn->setLayout(new GroupLayout());
                layerDyn->add<Label>("Function graph widget", "sans-bold");
                Graph *graphDyn = layerDyn->add<Graph>("Dynamic function");

                graphDyn->setHeader("E = 2.35e-3");
                graphDyn->setFooter("Iteration " + to_string(index*counter));
                VectorXf &funcDyn = graphDyn->values();
                funcDyn.resize(100);
                for (int i = 0; i < 100; ++i)
                    funcDyn[i] = 0.5f *
                        std::abs((0.5f * std::sin(i / 10.f + counter) +
                                  0.5f * std::cos(i / 23.f + 1 + counter)));
                ++counter;
                // We must invoke perform layout from the screen instance to keep everything in order.
                // This is essential when creating tabs dynamically.
                performLayout();
                // Ensure that the newly added header is visible on screen
                tabWidget->ensureTabVisible(index);

            }
        });
        tabWidget->setActiveTab(0);

        // A button to go back to the first tab and scroll the window.
        panel = window->add<Widget>();
        panel->add<Label>("Jump to tab: ");
        panel->setLayout(new BoxLayout(Orientation::Horizontal,
                                       Alignment::Middle, 0, 6));

        auto ib = panel->add<IntBox<int>>();
        ib->setEditable(true);

        b = panel->add<Button>("", ENTYPO_ICON_FORWARD);
        b->setFixedSize(Vector2i(22, 22));
        ib->setFixedHeight(22);
        b->setCallback([tabWidget, ib] {
            int value = ib->value();
            if (value >= 0 && value < tabWidget->tabCount()) {
                tabWidget->setActiveTab(value);
                tabWidget->ensureTabVisible(value);
            }
        });

        window = new Window(this, "Grid of small widgets");
        window->setPosition(Vector2i(425, 300));
        GridLayout *layout =
            new GridLayout(Orientation::Horizontal, 2,
                           Alignment::Middle, 15, 5);
        layout->setColAlignment(
            { Alignment::Maximum, Alignment::Fill });
        layout->setSpacing(0, 10);
        window->setLayout(layout);

        {

//.........这里部分代码省略.........
	//
	tab->addTab(_("Audio"));

	if (g_system->getOverlayWidth() > 320)
		_globalAudioOverride = new CheckboxWidget(tab, "GameOptions_Audio.EnableTabCheckbox", _("Override global audio settings"), 0, kCmdGlobalAudioOverride);
	else
		_globalAudioOverride = new CheckboxWidget(tab, "GameOptions_Audio.EnableTabCheckbox", _c("Override global audio settings", "lowres"), 0, kCmdGlobalAudioOverride);

	addAudioControls(tab, "GameOptions_Audio.");
	addSubtitleControls(tab, "GameOptions_Audio.");

	//
	// 5) The volume tab
	//
	if (g_system->getOverlayWidth() > 320)
		tab->addTab(_("Volume"));
	else
		tab->addTab(_c("Volume", "lowres"));

	if (g_system->getOverlayWidth() > 320)
		_globalVolumeOverride = new CheckboxWidget(tab, "GameOptions_Volume.EnableTabCheckbox", _("Override global volume settings"), 0, kCmdGlobalVolumeOverride);
	else
		_globalVolumeOverride = new CheckboxWidget(tab, "GameOptions_Volume.EnableTabCheckbox", _c("Override global volume settings", "lowres"), 0, kCmdGlobalVolumeOverride);

	addVolumeControls(tab, "GameOptions_Volume.");

	//
	// 6) The MIDI tab
	//
	_globalMIDIOverride = NULL;
	if (!_guioptions.contains(GUIO_NOMIDI)) {
		tab->addTab(_("MIDI"));

		if (g_system->getOverlayWidth() > 320)
			_globalMIDIOverride = new CheckboxWidget(tab, "GameOptions_MIDI.EnableTabCheckbox", _("Override global MIDI settings"), 0, kCmdGlobalMIDIOverride);
		else
			_globalMIDIOverride = new CheckboxWidget(tab, "GameOptions_MIDI.EnableTabCheckbox", _c("Override global MIDI settings", "lowres"), 0, kCmdGlobalMIDIOverride);

		addMIDIControls(tab, "GameOptions_MIDI.");
	}

	//
	// 7) The MT-32 tab
	//
	_globalMT32Override = NULL;
	if (!_guioptions.contains(GUIO_NOMIDI)) {
		tab->addTab(_("MT-32"));

		if (g_system->getOverlayWidth() > 320)
			_globalMT32Override = new CheckboxWidget(tab, "GameOptions_MT32.EnableTabCheckbox", _("Override global MT-32 settings"), 0, kCmdGlobalMT32Override);
		else
			_globalMT32Override = new CheckboxWidget(tab, "GameOptions_MT32.EnableTabCheckbox", _c("Override global MT-32 settings", "lowres"), 0, kCmdGlobalMT32Override);

		addMT32Controls(tab, "GameOptions_MT32.");
	}

	//
	// 8) The Paths tab
	//
	if (g_system->getOverlayWidth() > 320)
		tab->addTab(_("Paths"));
	else
		tab->addTab(_c("Paths", "lowres"));

	// These buttons have to be extra wide, or the text will be truncated
	// in the small version of the GUI.

	// GUI:  Button + Label for the game path
	if (g_system->getOverlayWidth() > 320)
		new ButtonWidget(tab, "GameOptions_Paths.Gamepath", _("Game Path:"), 0, kCmdGameBrowser);
	else
		new ButtonWidget(tab, "GameOptions_Paths.Gamepath", _c("Game Path:", "lowres"), 0, kCmdGameBrowser);
	_gamePathWidget = new StaticTextWidget(tab, "GameOptions_Paths.GamepathText", gamePath);

	// GUI:  Button + Label for the additional path
	if (g_system->getOverlayWidth() > 320)
		new ButtonWidget(tab, "GameOptions_Paths.Extrapath", _("Extra Path:"), _("Specifies path to additional data used by the game"), kCmdExtraBrowser);
	else
		new ButtonWidget(tab, "GameOptions_Paths.Extrapath", _c("Extra Path:", "lowres"), _("Specifies path to additional data used by the game"), kCmdExtraBrowser);
	_extraPathWidget = new StaticTextWidget(tab, "GameOptions_Paths.ExtrapathText", extraPath, _("Specifies path to additional data used by the game"));

	_extraPathClearButton = addClearButton(tab, "GameOptions_Paths.ExtraPathClearButton", kCmdExtraPathClear);

	// GUI:  Button + Label for the save path
	if (g_system->getOverlayWidth() > 320)
		new ButtonWidget(tab, "GameOptions_Paths.Savepath", _("Save Path:"), _("Specifies where your saved games are put"), kCmdSaveBrowser);
	else
		new ButtonWidget(tab, "GameOptions_Paths.Savepath", _c("Save Path:", "lowres"), _("Specifies where your saved games are put"), kCmdSaveBrowser);
	_savePathWidget = new StaticTextWidget(tab, "GameOptions_Paths.SavepathText", savePath, _("Specifies where your saved games are put"));

	_savePathClearButton = addClearButton(tab, "GameOptions_Paths.SavePathClearButton", kCmdSavePathClear);

	// Activate the first tab
	tab->setActiveTab(0);
	_tabWidget = tab;

	// Add OK & Cancel buttons
	new ButtonWidget(this, "GameOptions.Cancel", _("Cancel"), 0, kCloseCmd);
	new ButtonWidget(this, "GameOptions.Ok", _("OK"), 0, kOKCmd);
}