2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.launcher.fximpl;
20 import java.util.List;
21 import java.util.TooManyListenersException;
22 import java.util.logging.Level;
23 import java.util.logging.Logger;
24 import javafx.application.Application;
25 import javafx.application.Platform;
26 import javafx.beans.value.ChangeListener;
27 import javafx.beans.value.ObservableValue;
28 import javafx.event.ActionEvent;
29 import javafx.event.EventHandler;
30 import javafx.geometry.Insets;
31 import javafx.geometry.Pos;
32 import javafx.scene.Scene;
33 import javafx.scene.control.Button;
34 import javafx.scene.control.ToolBar;
35 import javafx.scene.layout.BorderPane;
36 import javafx.scene.layout.HBox;
37 import javafx.scene.layout.Priority;
38 import javafx.scene.layout.VBox;
39 import javafx.scene.text.Text;
40 import javafx.scene.web.WebEngine;
41 import javafx.scene.web.WebEvent;
42 import javafx.scene.web.WebView;
43 import javafx.stage.Modality;
44 import javafx.stage.Stage;
45 import netscape.javascript.JSObject;
48 * Demonstrates a WebView object accessing a web page.
50 * @see javafx.scene.web.WebView
51 * @see javafx.scene.web.WebEngine
53 public class FXBrwsr extends Application {
54 private static final Logger LOG = Logger.getLogger(FXBrwsr.class.getName());
57 public void start(Stage primaryStage) throws Exception {
58 WebView view = new WebView();
59 WebController wc = new WebController(view, getParameters().getUnnamed());
61 FXInspect.initialize(view.getEngine());
63 final VBox vbox = new VBox();
64 vbox.setAlignment( Pos.CENTER );
65 vbox.setStyle( "-fx-background-color: #808080;");
68 HBox hbox = new HBox();
69 hbox.setStyle( "-fx-background-color: #808080;");
70 hbox.setAlignment(Pos.CENTER);
71 hbox.getChildren().add(vbox);
72 HBox.setHgrow(vbox, Priority.ALWAYS);
73 vbox.getChildren().add(view);
74 VBox.setVgrow(view, Priority.ALWAYS);
76 BorderPane root = new BorderPane();
77 final boolean showToolbar = "true".equals(this.getParameters().getNamed().get("toolbar")); // NOI18N
78 final boolean useFirebug = "true".equals(this.getParameters().getNamed().get("firebug")); // NOI18N
80 final ToolBar toolbar = new BrowserToolbar(view, vbox, useFirebug);
81 root.setTop( toolbar );
85 Scene scene = new Scene(root, 800, 600);
87 primaryStage.setTitle( "Device Emulator" );
88 primaryStage.setScene( scene );
93 * Create a resizable WebView pane
95 private static class WebController {
96 private final JVMBridge bridge;
98 public WebController(WebView view, List<String> params) {
99 this.bridge = new JVMBridge(view.getEngine());
100 LOG.log(Level.INFO, "Initializing WebView with {0}", params);
101 final WebEngine eng = view.getEngine();
103 JVMBridge.addBck2BrwsrLoad(new InitBck2Brwsr(eng));
104 } catch (TooManyListenersException ex) {
105 LOG.log(Level.SEVERE, null, ex);
108 if (params.size() > 0) {
109 LOG.log(Level.INFO, "loading page {0}", params.get(0));
110 eng.load(params.get(0));
111 LOG.fine("back from load");
113 eng.setOnAlert(new EventHandler<WebEvent<String>>() {
115 public void handle(WebEvent<String> t) {
116 final Stage dialogStage = new Stage();
117 dialogStage.initModality(Modality.WINDOW_MODAL);
118 dialogStage.setTitle("Warning");
119 final Button button = new Button("Close");
120 final Text text = new Text(t.getData());
122 VBox box = new VBox();
123 box.setAlignment(Pos.CENTER);
125 box.setPadding(new Insets(10));
126 box.getChildren().addAll(text, button);
128 dialogStage.setScene(new Scene(box));
130 button.setCancelButton(true);
131 button.setOnAction(new EventHandler<ActionEvent>() {
133 public void handle(ActionEvent t) {
138 dialogStage.centerOnScreen();
139 dialogStage.showAndWait();
144 boolean initBck2Brwsr(WebEngine webEngine) {
145 JSObject jsobj = (JSObject) webEngine.executeScript("window");
146 LOG.log(Level.FINE, "window: {0}", jsobj);
147 Object prev = jsobj.getMember("bck2brwsr");
148 if ("undefined".equals(prev)) {
149 jsobj.setMember("bck2brwsr", bridge);
155 private class InitBck2Brwsr implements ChangeListener<Void>, Runnable {
156 private final WebEngine eng;
158 public InitBck2Brwsr(WebEngine eng) {
163 public synchronized void changed(ObservableValue<? extends Void> ov, Void t, Void t1) {
164 Platform.runLater(this);
167 } catch (InterruptedException ex) {
168 LOG.log(Level.SEVERE, null, ex);
173 public synchronized void run() {