Ui.java

package eu.ggnet.saft.core;

import java.awt.*;
import java.io.File;
import java.util.concurrent.*;

import javax.swing.JPanel;

import javafx.scene.Node;
import javafx.scene.Parent;
import javafx.scene.layout.Pane;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import eu.ggnet.saft.api.ui.FxController;
import eu.ggnet.saft.core.all.*;
import eu.ggnet.saft.core.fx.FxCreator;
import eu.ggnet.saft.core.fx.FxSaft;
import eu.ggnet.saft.core.swing.*;

/**
 * The main entry point.
 *
 * Some rules which I invented on the way:
 * <ul>
 * <li>Result of null is indicator to break the chain</li>
 * <li></li>
 * <li></li>
 * <li></li>
 * </ul>
 *
 * @author oliver.guenther
 */
public class Ui {

    private final static Logger L = LoggerFactory.getLogger(Ui.class);

    public static <R> UiCreator<R> parent(Component parent) {
        if ( UiCore.isRunning() && UiCore.isFx() ) {
            L.warn("Using a swing component as parent in JavaFx Mode is not yet implemented");
            return new FxCreator<>(null, FxCore.mainStage(), null); // TODO: Find a way to get a Stage from a Swing embedded component.
        }
        if ( UiCore.isRunning() && UiCore.isSwing() )
            return new SwingCreator<>(null, SwingCore.windowAncestor(parent).orElse(SwingCore.mainFrame()), null);
        throw new IllegalStateException("UiCore not initalized");
    }

    public static <R> UiCreator<R> parent(Parent parent) {
        if ( UiCore.isRunning() && UiCore.isFx() )
            return new FxCreator<>(null, FxSaft.windowAncestor(parent), null);
        if ( UiCore.isRunning() && UiCore.isSwing() )
            return new SwingCreator<>(null, SwingCore.windowAncestor(parent).orElse(SwingCore.mainFrame()), null);
        throw new IllegalStateException("UiCore not initalized");
    }

    private static <R> UiCreator<R> creator() {
        if ( UiCore.isRunning() && UiCore.isFx() )
            return new FxCreator<>(null, FxCore.mainStage(), null);
        if ( UiCore.isRunning() && UiCore.isSwing() )
            return new SwingCreator<>(null, SwingCore.mainFrame(), null);
        throw new IllegalStateException("UiCore not initalized");
    }

    public static <R> UiCreator<R> call(Callable<R> callable) {
        return creator().call(callable);
    }

    public static <T, R extends Pane> UiOk<R> choiceFx(Class<R> panelClazz) {
        return Ui.<T>creator().choiceFx(panelClazz);
    }

    public static <T, R extends FxController> UiOk<R> choiceFxml(Class<R> controllerClass) {
        return Ui.<T>creator().choiceFxml(controllerClass);
    }

    public static <T, R extends JPanel> UiOk<R> choiceSwing(Class<R> panelClazz) {
        return Ui.<T>creator().choiceSwing(panelClazz);
    }

    public static UiOk<File> openFileChooser(String title) {
        return Ui.<File>creator().openFileChooser(title);

    }

    public static UiOk<File> openFileChooser() {
        return Ui.<File>creator().openFileChooser();
    }

    public static <T, R extends JPanel> SwingOpenPanel<T, R> openSwing(Class<R> panelClass) {
        return openSwing(panelClass, null);
    }

    public static <T, R extends JPanel> SwingOpenPanel<T, R> openSwing(Class<R> panelClass, String key) {
        return new SwingCreator<T>(null, SwingCore.mainFrame(), null).openSwing(panelClass, key);
    }

    public static <T, R extends Pane> SwingOpenPane<T, R> openFx(Class<R> panelClass) {
        return openFx(panelClass, null);
    }

    public static <T, R extends Pane> SwingOpenPane<T, R> openFx(Class<R> panelClass, String id) {
        return new SwingCreator<T>(null, SwingCore.mainFrame(), null).openFx(panelClass, id);
    }

    public static <T, R extends FxController> SwingOpenFxml<T, R> openFxml(Class<R> controllerClass) {
        return openFxml(controllerClass, null);
    }

    public static <T, R extends FxController> SwingOpenFxml<T, R> openFxml(Class<R> controllerClass, String id) {
        return new SwingCreator<T>(null, SwingCore.mainFrame(), null).openFxml(controllerClass, id);
    }

    public static <V> void exec(Callable<V> ie) {
        ForkJoinPool.commonPool().execute(() -> {
            try {
                ie.call();
            } catch (Exception e) {
                UiCore.handle(e);
            }
        });
    }

    public static void closeWindowOf(Component c) {
        if ( !UiCore.isRunning() ) return;
        if ( UiCore.isFx() ) throw new RuntimeException("Cosing of embedded Swing in JavaFx not yet implemented");
        SwingCore.windowAncestor(c).ifPresent((w) -> {
            w.setVisible(false);
            w.dispose();
        });
    }

    public static void closeWindowOf(Node n) {
        if ( !UiCore.isRunning() ) return;
        if ( UiCore.isFx() ) throw new RuntimeException("Cosing of JavaFx not yet implemented");
        SwingCore.windowAncestor(n).ifPresent((w) -> {
            w.setVisible(false);
            w.dispose();
        });
    }

}