Java Code Examples for com.badlogic.gdx.scenes.scene2d.Stage#setScrollFocus()

/** {@link #pack() Packs} the dialog and adds it to the stage, centered. */
public Dialog show (Stage stage) {
	clearActions();
	removeCaptureListener(ignoreTouchDown);

	previousKeyboardFocus = null;
	Actor actor = stage.getKeyboardFocus();
	if (actor != null && !actor.isDescendantOf(this)) previousKeyboardFocus = actor;

	previousScrollFocus = null;
	actor = stage.getScrollFocus();
	if (actor != null && !actor.isDescendantOf(this)) previousScrollFocus = actor;

	// pack();
	setPosition(Math.round((stage.getWidth() - getWidth()) / 2), Math.round((stage.getHeight() - getHeight()) / 2));
	stage.addActor(this);
	stage.setKeyboardFocus(this);
	stage.setScrollFocus(this);
	if (fadeDuration > 0) {
		getColor().a = 0;
		addAction(Actions.fadeIn(fadeDuration, Interpolation.fade));
	}
	return this;
}
 

/** Hides the dialog. Called automatically when a button is clicked. The default implementation fades out the dialog over
 * {@link #fadeDuration} seconds and then removes it from the stage. */
public void hide () {
	Stage stage = getStage();
	if (stage != null) {
		if (previousKeyboardFocus != null && previousKeyboardFocus.getStage() == null) previousKeyboardFocus = null;
		Actor actor = stage.getKeyboardFocus();
		if (actor == null || actor.isDescendantOf(this)) stage.setKeyboardFocus(previousKeyboardFocus);

		if (previousScrollFocus != null && previousScrollFocus.getStage() == null) previousScrollFocus = null;
		actor = stage.getScrollFocus();
		if (actor == null || actor.isDescendantOf(this)) stage.setScrollFocus(previousScrollFocus);
	}
	if (fadeDuration > 0) {
		addCaptureListener(ignoreTouchDown);
		addAction(sequence(fadeOut(fadeDuration, Interpolation.fade), Actions.removeListener(ignoreTouchDown, true),
			Actions.removeActor()));
	} else
		remove();
}
 

public void hide() {
	if (!list.isTouchable() || !hasParent())
		return;
	list.setTouchable(Touchable.disabled);

	Stage stage = getStage();
	if (stage != null) {
		stage.removeCaptureListener(hideListener);
		if (previousScrollFocus != null && previousScrollFocus.getStage() == null)
			previousScrollFocus = null;
		Actor actor = stage.getScrollFocus();
		if (actor == null || isAscendantOf(actor))
			stage.setScrollFocus(previousScrollFocus);
	}

	clearActions();
	getColor().a = 1;
	addAction(sequence(fadeOut(0.15f, Interpolation.fade), Actions.removeActor()));
}
 

public void hide() {
	if (!list.isTouchable() || !hasParent())
		return;
	list.setTouchable(Touchable.disabled);

	Stage stage = getStage();
	if (stage != null) {
		stage.removeCaptureListener(hideListener);
		if (previousScrollFocus != null && previousScrollFocus.getStage() == null)
			previousScrollFocus = null;
		Actor actor = stage.getScrollFocus();
		if (actor == null || isAscendantOf(actor))
			stage.setScrollFocus(previousScrollFocus);
	}

	clearActions();
	selectBox.onHide(this);
	filterField.remove();
}
 

@Override
protected void setStage(Stage stage) {
    super.setStage(stage);

    if (stage != null) {
        stage.setScrollFocus(this);
    }
}
 

@Override
public void enter(InputEvent event, float x, float y, int pointer, Actor fromActor) {
    Actor actor = event.getListenerActor();
    Stage stage = actor.getStage();
    if (stage == null) return;

    if (stage.getScrollFocus() != actor) {
        stage.setScrollFocus(actor);
    }
}
 

@Override
public void exit(InputEvent event, float x, float y, int pointer, Actor toActor) {
    Actor actor = event.getListenerActor();
    Stage stage = actor.getStage();
    if (stage == null) return;

    // Stage fires "exit" event upon touchUp() even if pointer is still over the actor.
    // This is simple workaround.
    if (x > 0 && y > 0 && x < actor.getWidth() && y < actor.getHeight()) return;

    if (stage.getScrollFocus() == actor) {
        stage.setScrollFocus(null);
    }
}
 

@Override
protected void setStage(Stage stage) {
  Stage old = getStage();
  if (old != null) old.setScrollFocus(Cubes.getClient().renderer.guiRenderer.hotbar);
  super.setStage(stage);
  if (stage != null) stage.setScrollFocus(scrollPane);
}
 

@Override
public void create() {

	if (EditorLogger.debugMode()) {
		EngineLogger.setDebug();
	}

	Gdx.graphics.setWindowedMode(Math.max((int) (Gdx.graphics.getDisplayMode().width * 0.9), 1920 / 2),
			Math.max((int) (Gdx.graphics.getDisplayMode().height * 0.9), 1080 / 2));

	skin = new BladeSkin(Gdx.files.internal(SKIN));
	VisUI.load();
	FileChooser.setDefaultPrefsName("com.bladecoder.engineeditor.filechooser");

	/*** STAGE SETUP ***/
	stage = new Stage(new ScreenViewport());
	Gdx.input.setInputProcessor(stage);

	setCtx();

	Message.init(skin);

	scnEditor = new ScnEditor(skin);
	scnEditor.setBackground("background");
	skin.getFont("default-font").getData().markupEnabled = true;

	// RIGHT PANEL
	ScenePanel scenePanel = new ScenePanel(skin);
	ActorPanel actorPanel = new ActorPanel(skin);

	Table rightPanel = new Table(skin);
	rightPanel.top().left();
	rightPanel.add(actorPanel).expand().fill().left();
	rightPanel.setBackground("background");

	SplitPane splitPaneRight = new SplitPane(scnEditor, rightPanel, false, skin);

	splitPaneRight.setSplitAmount(0.75f);

	// LEFT PANEL
	ProjectPanel projectPanel = new ProjectPanel(skin);
	Image img = new Image(Ctx.assetManager.getIcon("title"));
	img.setScaling(Scaling.none);
	img.setAlign(Align.left);

	Table leftPanel = new Table(skin);
	leftPanel.top().left().padLeft(10);
	leftPanel.add(img).expand().fill().padBottom(20).padTop(20).padLeft(0).left();
	leftPanel.row();
	leftPanel.add(new ProjectToolbar(skin)).expandX().fill().left();
	leftPanel.row();
	leftPanel.add(projectPanel).expand().fill().left();
	leftPanel.row();
	leftPanel.add(scenePanel).expand().fill().left();
	leftPanel.setBackground("background");

	SplitPane splitPaneLeft = new SplitPane(leftPanel, splitPaneRight, false, skin);
	splitPaneLeft.setFillParent(true);
	splitPaneLeft.setSplitAmount(0.25f);
	stage.addActor(splitPaneLeft);

	// LOAD LAST OPEN PROJECT
	String lastProject = Ctx.project.getEditorConfig().getProperty(Project.LAST_PROJECT_PROP, "");
	final File lastProjectFile = new File(lastProject);

	if (!lastProject.isEmpty() && lastProjectFile.exists()) {
		EditorLogger.debug("Loading previous project: " + lastProject);

		try {
			EditorUtils.checkVersionAndLoadProject(lastProjectFile, stage, skin);
		} catch (Exception e) {
			EditorLogger.error("Error loading previous project.", e);
			Ctx.project.closeProject();
		}
	}

	stage.setScrollFocus(scnEditor.getScnWidget());
	stage.setKeyboardFocus(scnEditor.getScnWidget());

	// TooltipManager.getInstance().instant();
	TooltipManager.getInstance().initialTime = 0.2f;
	TooltipManager.getInstance().hideAll();
	TooltipManager.getInstance().subsequentTime = 0.2f;
}
 

public void show(Stage stage) {
	if (list.isTouchable())
		return;

	stage.removeCaptureListener(hideListener);
	stage.addCaptureListener(hideListener);
	stage.addActor(this);

	selectBox.localToStageCoordinates(screenPosition.set(0, 0));

	// Show the list above or below the select box, limited to a number
	// of items and the available height in the stage.
	float itemHeight = list.getItemHeight();
	float height = itemHeight
			* (maxListCount <= 0 ? list.getItems().size : Math.min(maxListCount, list.getItems().size));
	Drawable scrollPaneBackground = getStyle().background;
	if (scrollPaneBackground != null)
		height += scrollPaneBackground.getTopHeight() + scrollPaneBackground.getBottomHeight();
	Drawable listBackground = list.getStyle().background;
	if (listBackground != null)
		height += listBackground.getTopHeight() + listBackground.getBottomHeight();

	float heightBelow = screenPosition.y;
	float heightAbove = stage.getCamera().viewportHeight - screenPosition.y - selectBox.getHeight();
	boolean below = true;
	if (height > heightBelow) {
		if (heightAbove > heightBelow) {
			below = false;
			height = Math.min(height, heightAbove);
		} else
			height = heightBelow;
	}

	if (below)
		setY(screenPosition.y - height);
	else
		setY(screenPosition.y + selectBox.getHeight());
	setX(screenPosition.x);
	setSize(Math.max(getPrefWidth(), selectBox.getWidth()), height);

	validate();
	scrollTo(0, list.getHeight() - selectedIndex * itemHeight - itemHeight / 2, 0, 0, true, true);
	updateVisualScroll();

	previousScrollFocus = null;
	Actor actor = stage.getScrollFocus();
	if (actor != null && !actor.isDescendantOf(this))
		previousScrollFocus = actor;
	stage.setScrollFocus(this);

	list.setTouchable(Touchable.enabled);
	clearActions();
	// getColor().a = 0;
	// addAction(fadeIn(0.3f, Interpolation.fade));
}
 

public void show(Stage stage) {
	if (list.isTouchable())
		return;

	stage.removeCaptureListener(hideListener);
	stage.addCaptureListener(hideListener);
	stage.addActor(this);
	stage.addActor(filterField);

	selectBox.localToStageCoordinates(screenPosition.set(0, 0));

	// Show the list above or below the select box, limited to a number of items and
	// the available height in the stage.
	float itemHeight = list.getItemHeight();
	float height = itemHeight
			* (maxListCount <= 0 ? selectBox.items.size : Math.min(maxListCount, selectBox.items.size));
	Drawable scrollPaneBackground = getStyle().background;
	if (scrollPaneBackground != null)
		height += scrollPaneBackground.getTopHeight() + scrollPaneBackground.getBottomHeight();
	Drawable listBackground = list.getStyle().background;
	if (listBackground != null)
		height += listBackground.getTopHeight() + listBackground.getBottomHeight();

	float heightBelow = screenPosition.y - itemHeight;
	float heightAbove = stage.getCamera().viewportHeight - screenPosition.y - selectBox.getHeight();
	boolean below = true;
	if (height > heightBelow) {
		if (heightAbove > heightBelow) {
			below = false;
			height = Math.min(height, heightAbove);
		} else
			height = heightBelow;
	}

	if (below)
		setY(screenPosition.y - height);
	else
		setY(screenPosition.y + selectBox.getHeight());
	setX(screenPosition.x);
	setHeight(height);
	validate();
	float width = Math.max(getPrefWidth(), selectBox.getWidth());
	if (getPrefHeight() > height && !isScrollingDisabledY())
		width += getScrollBarWidth();
	setWidth(width);

	filterField.setX(getX());
	filterField.setWidth(getWidth());
	filterField.setHeight(filterField.getPrefHeight());
	filterField.setY(getY() + getHeight() - filterField.getHeight());
	stage.setKeyboardFocus(filterField);
	filterField.validate();
	setY(getY() - filterField.getHeight());

	validate();
	scrollTo(0, list.getHeight() - selectBox.getSelectedIndex() * itemHeight - itemHeight / 2, 0, 0, true,
			true);
	updateVisualScroll();

	previousScrollFocus = null;
	Actor actor = stage.getScrollFocus();
	if (actor != null && !actor.isDescendantOf(this))
		previousScrollFocus = actor;
	stage.setScrollFocus(this);

	list.getSelection().set(selectBox.getSelected());
	list.setTouchable(Touchable.enabled);
	clearActions();
	selectBox.onShow(this, below);

	filterField.setText("");
	setListItems(items.toArray());
}