# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1363765284 -3600
# Node ID acffc26790d7c390effc0fb167160aaa3758b0db
# Parent  39166e462f8d9e8581eb8740dfafdaf2a96c6edd
Using FX dialog. Intercepting just the first alert('bck2brwsr') call.

diff -r 39166e462f8d -r acffc26790d7 rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/impl/FXBrwsr.java
--- a/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/impl/FXBrwsr.java	Wed Mar 20 06:56:44 2013 +0100
+++ b/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/impl/FXBrwsr.java	Wed Mar 20 08:41:24 2013 +0100
@@ -23,11 +23,11 @@
 import javafx.application.Application;
 import javafx.beans.value.ChangeListener;
 import javafx.beans.value.ObservableValue;
-import javafx.concurrent.Worker;
 import javafx.event.ActionEvent;
 import javafx.event.EventHandler;
 import javafx.geometry.HPos;
 import javafx.geometry.Insets;
+import javafx.geometry.Pos;
 import javafx.geometry.VPos;
 import javafx.scene.Node;
 import javafx.scene.Scene;
@@ -38,11 +38,12 @@
 import javafx.scene.layout.Pane;
 import javafx.scene.layout.Priority;
 import javafx.scene.layout.VBox;
+import javafx.scene.text.Text;
 import javafx.scene.web.WebEngine;
 import javafx.scene.web.WebEvent;
 import javafx.scene.web.WebView;
+import javafx.stage.Modality;
 import javafx.stage.Stage;
-import javax.swing.JOptionPane;
 import netscape.javascript.JSObject;
 
 /**
@@ -76,19 +77,11 @@
             view.setPrefSize(500, 400);
             final WebEngine eng = view.getEngine();
             final TextField locationField = new TextField();
-            LOG.info("params : " + params);
+            LOG.log(Level.FINE, "params : {0}", params);
             if (params.size() > 0) {
-                eng.getLoadWorker().stateProperty().addListener(new ChangeListener<Worker.State>() {
-                    @Override
-                    public void changed(ObservableValue<? extends Worker.State> ov, Worker.State t, Worker.State t1) {
-                        LOG.info("about to init bck2brwsr");
-                        initBck2Brwsr(eng);
-                        LOG.info("done init of bck2brwsr");
-                    }
-                });
-                LOG.info("loading page " + params.get(0));
+                LOG.log(Level.FINE, "loading page {0}", params.get(0));
                 eng.load(params.get(0));
-                LOG.info("done loading page ");
+                LOG.fine("done loading page ");
                 locationField.setText(params.get(0));
             }
             locationField.setMaxHeight(Double.MAX_VALUE);
@@ -111,11 +104,36 @@
             eng.setOnAlert(new EventHandler<WebEvent<String>>() {
                 @Override
                 public void handle(WebEvent<String> t) {
-                    if ("bck2brwsr".equals(t.getData())) {
-                        initBck2Brwsr(eng);
-                        return;
+                    if ("bck2brwsr".equals(t.getData())) { // NOI18N
+                        if (initBck2Brwsr(eng)) {
+                            // ignore initial message
+                            return;
+                        }
                     }
-                    JOptionPane.showMessageDialog(null, t.getData());
+                    final Stage dialogStage = new Stage();
+                    dialogStage.initModality(Modality.WINDOW_MODAL);
+                    dialogStage.setTitle("Warning");
+                    final Button button = new Button("Close");
+                    final Text text = new Text(t.getData());
+                    
+                    VBox box = new VBox();
+                    box.setAlignment(Pos.CENTER);
+                    box.setSpacing(10);
+                    box.setPadding(new Insets(10));
+                    box.getChildren().addAll(text, button);
+                    
+                    dialogStage.setScene(new Scene(box));
+                    
+                    button.setCancelButton(true);
+                    button.setOnAction(new EventHandler<ActionEvent>() {
+                        @Override
+                        public void handle(ActionEvent t) {
+                            dialogStage.close();
+                        }
+                    });
+                    
+                    dialogStage.centerOnScreen();
+                    dialogStage.showAndWait();
                 }
             });
             GridPane grid = new GridPane();
@@ -129,14 +147,16 @@
             getChildren().add(grid);
         }
 
-        void initBck2Brwsr(WebEngine webEngine) {
+        boolean initBck2Brwsr(WebEngine webEngine) {
             JSObject jsobj = (JSObject) webEngine.executeScript("window");
-            LOG.info("window: " + jsobj);
+            LOG.log(Level.FINE, "window: {0}", jsobj);
             Object prev = jsobj.getMember("bck2brwsr");
             if ("undefined".equals(prev)) {
                 System.getProperties().put("webEngine", webEngine);
                 jsobj.setMember("bck2brwsr", bridge);
+                return true;
             }
+            return false;
         }
 
         @Override