Sunday, May 13, 2012

Save HTMLEditor generated code in file

With the help of JavaFX FileChooser to save file, the HTMLEditor generated code can be saved using FileChooser SaveDialog.



The saved file opened in browser:
The saved file opened in browser


package javafx_html;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Insets;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ScrollPane;
import javafx.scene.control.TextArea;
import javafx.scene.control.TextAreaBuilder;
import javafx.scene.layout.HBox;
import javafx.scene.layout.HBoxBuilder;
import javafx.scene.layout.VBox;
import javafx.scene.layout.VBoxBuilder;
import javafx.scene.web.HTMLEditor;
import javafx.scene.web.HTMLEditorBuilder;
import javafx.stage.FileChooser;
import javafx.stage.Stage;

/**
 *
 * @web http://java-buddy.blogspot.com/
 */
public class JavaFX_HTMLeditor extends Application {
 

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
    
    @Override
    public void start(final Stage primaryStage) {
        primaryStage.setTitle("java-buddy.blogspot.com");
        Group root = new Group();
        
        final HTMLEditor htmlEditor = HTMLEditorBuilder.create()
                .prefHeight(200)
                .prefWidth(400)
                .build();
        
        final TextArea htmlText = TextAreaBuilder.create()
                .prefWidth(400)
                .wrapText(true)
                .build();
        
        ScrollPane scrollPane = new ScrollPane();
        scrollPane.getStyleClass().add("noborder-scroll-pane");
        scrollPane.setContent(htmlText);
        scrollPane.setFitToWidth(true);
        scrollPane.setPrefHeight(180);
        
        Button buttonUpdate = new Button("Update");
        buttonUpdate.setOnAction(new EventHandler<ActionEvent>(){

            @Override
            public void handle(ActionEvent t) {
                htmlText.setText(htmlEditor.getHtmlText());
            }
        });
        
        Button buttonSave = new Button("Save");
        buttonSave.setOnAction(new EventHandler<ActionEvent>(){

            @Override
            public void handle(ActionEvent t) {
                String stringHtml = htmlEditor.getHtmlText();
                htmlText.setText(stringHtml);
                
                FileChooser fileChooser = new FileChooser();
                
                //Set extension filter
                FileChooser.ExtensionFilter extFilter = new FileChooser.ExtensionFilter("HTML files (*.html)", "*.html");
                fileChooser.getExtensionFilters().add(extFilter);
                
                //Show save file dialog
                File file = fileChooser.showSaveDialog(primaryStage);
                if(file != null){
                    SaveFile(stringHtml, file);
                }
            }
        });
        
        HBox buttonBox =HBoxBuilder.create()
                .children(buttonUpdate, buttonSave)
                .spacing(5)
                .build();

        VBox vBox = VBoxBuilder.create()
                .children(htmlEditor, htmlText, buttonBox)
                .build();
        
        root.getChildren().add(vBox);
        primaryStage.setScene(new Scene(root, 500, 400));
        primaryStage.show();
    }
    
    private void SaveFile(String content, File file){
        try {
            FileWriter fileWriter = null;
            
            fileWriter = new FileWriter(file);
            fileWriter.write(content);
            fileWriter.close();
        } catch (IOException ex) {
            Logger.getLogger(JavaFX_HTMLeditor.class.getName()).log(Level.SEVERE, null, ex);
        }

         
    }
}


Next:
- Load file to HTMLEditor


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