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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2015 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* 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, final Modality modality) {
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 Modality modality, final String message) {
this(parent, modality);
this.message.set(message);
}
public FXMessageDialog(final Stage parent, final Modality modality, final Image icon) {
this(parent, modality);
setImage(icon);
}
public FXMessageDialog(final Stage parent, final Modality modality, final Image icon, final String message) {
this(parent, modality);
setImage(icon);
this.message.set(message);
}
/**
* MessageDialog with custom center node
*
* @param parent The stage of Dialog
* @param modality The mode of the Dialog
* @param group The group of the Dialog
*/
public FXMessageDialog(final Stage parent, final Modality modality, final Parent group){
this(parent, modality);
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();
}
}