org.jpedal.examples.viewer.gui.javafx.dialog.FXMessageDialog Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of OpenViewerFX Show documentation
Open Source (LGPL) JavaFX PDF Viewer for NetBeans plugin
There is a newer version: 7.15.25
/*
 * ===========================================
 * Java Pdf Extraction Decoding Access Library
 * ===========================================
 *
 * Project Info:  http://www.idrsolutions.com
 * Help section for developers at http://www.idrsolutions.com/support/
 *
 * (C) Copyright 1997-2017 IDRsolutions and Contributors.
 *
 * This file is part of JPedal/JPDF2HTML5
 *
 @LICENSE@
 *
 * ---------------
 * FXMessageDialog.java
 * ---------------
 */

package org.jpedal.examples.viewer.gui.javafx.dialog;

import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Parent;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.Label;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.scene.text.Font;
import javafx.stage.Modality;
import javafx.stage.Stage;

/**
 * An extension of FXDialog which displays a message to the user.
 * You can set an image as the warning image and the message text.
 *
 * @author Simon
 */
public class FXMessageDialog extends FXDialog {
    /**
     * Icon references, replace JOptionPane equivalents
     */
    public static final int ERROR_MESSAGE = 0; // NYI
    public static final int INFORMATION_MESSAGE = 1; //NYI
    public static final int WARNING_MESSAGE = 2; // NYI
    public static final int QUESTION_MESSAGE = 3; // NYI
    public static final int PLAIN_MESSAGE = -1; // NYI

    protected static final int FONTSIZE = 14;
    protected static final int BUTTONWIDTH = 55;

    private final BorderPane content;
    private final StringProperty message;
    private final ImageView iconView;
    private final HBox bottom;
    private final VBox center;

    public FXMessageDialog(final Stage parent) {
        content = new BorderPane();
        iconView = new ImageView();
        message = new SimpleStringProperty();
        final Button okButton = new Button("OK");

        okButton.setPrefWidth(BUTTONWIDTH);
        okButton.setOnAction(new EventHandler() {
            @Override
            public void handle(final ActionEvent t) {
                positiveClose();
            }
        });

        init(parent, Modality.APPLICATION_MODAL, content);

        dialog.setResizable(false);

        // Setup centre
        center = new VBox();
        final Label label = new Label();
        label.setWrapText(true);
        label.textProperty().bind(message);
        label.setFont(Font.font(FONTSIZE));
        center.getChildren().add(label);
        center.setAlignment(Pos.CENTER);
        center.setPadding(new Insets(20));

        // Setup left pane
        final VBox left = new VBox();
        left.setAlignment(Pos.CENTER);
        iconView.setPreserveRatio(true);
        iconView.setFitWidth(0);
        left.getChildren().add(iconView);

        // Setup bottom pane
        bottom = new HBox(5);
        bottom.setAlignment(Pos.CENTER);
        bottom.getChildren().add(okButton);
        bottom.setPadding(new Insets(5, 5, 10, 5));

        content.setCenter(center);
        content.setLeft(left);
        content.setBottom(bottom);
        // Set up scene
        setScene(new Scene(content));
        dialog.sizeToScene();
    }

    public FXMessageDialog(final Stage parent, final String message) {
        this(parent);
        this.message.set(message);
    }

    public FXMessageDialog(final Stage parent, final Image icon) {
        this(parent);
        setImage(icon);
    }

    public FXMessageDialog(final Stage parent, final Image icon, final String message) {
        this(parent);
        setImage(icon);
        this.message.set(message);
    }

    /**
     * MessageDialog with custom center node
     *
     * @param parent The stage of Dialog
     * @param group  The group of the Dialog
     */
    public FXMessageDialog(final Stage parent, final Parent group) {
        this(parent);
        content.setCenter(group);
    }

    public final void setImage(final Image icon) {
        if (icon == null) {
            iconView.setFitWidth(0);
            return;
        }
        iconView.setFitWidth(icon.getWidth());
        iconView.setImage(icon);
    }

    protected BorderPane getBorderPane() {
        return content;
    }

    public void setCenterAlignment(final Pos pos) {
        ((VBox) content.getCenter()).setAlignment(pos);
    }

    protected HBox getButtonGroup() {
        return bottom;
    }

    protected VBox getCenterGroup() {
        return center;
    }

    protected StringProperty getMessage() {
        return message;
    }

    @Override
    protected void positiveClose() {
        isCancelled = false;
        dialog.close();
    }
}