# HG changeset patch
# User Jaroslav Tulach <jaroslav.tulach@apidesign.org>
# Date 1363188003 -3600
# Node ID 023cda5b8b0bfd4cf3af11d8de17210125317754
# Parent  140c739c607fddcb6f7c4725514b22ef7b6226e4
Initial attempt to use JavaFX: When running with -Dvmtest.brwsrs=fx, it runs the tests inside of WebView

diff -r 140c739c607f -r 023cda5b8b0b rt/launcher/pom.xml
--- a/rt/launcher/pom.xml	Tue Mar 12 21:22:33 2013 +0100
+++ b/rt/launcher/pom.xml	Wed Mar 13 16:20:03 2013 +0100
@@ -48,6 +48,13 @@
       <version>2.2.19</version>
     </dependency>
     <dependency>
+      <groupId>com.oracle</groupId>
+      <artifactId>javafx</artifactId>
+      <version>2.2</version>
+      <scope>system</scope>
+      <systemPath>${java.home}/lib/jfxrt.jar</systemPath>
+    </dependency>
+    <dependency>
       <groupId>${project.groupId}</groupId>
       <artifactId>vm4brwsr</artifactId>
       <version>${project.version}</version>
diff -r 140c739c607f -r 023cda5b8b0b rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Bck2BrwsrLauncher.java
--- a/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Bck2BrwsrLauncher.java	Tue Mar 12 21:22:33 2013 +0100
+++ b/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Bck2BrwsrLauncher.java	Wed Mar 13 16:20:03 2013 +0100
@@ -56,7 +56,7 @@
  * Supports execution in native browser as well as Java's internal 
  * execution engine.
  */
-final class Bck2BrwsrLauncher extends Launcher implements Closeable {
+class Bck2BrwsrLauncher extends Launcher implements Closeable {
     private static final Logger LOG = Logger.getLogger(Bck2BrwsrLauncher.class.getName());
     private static final InvocationContext END = new InvocationContext(null, null, null);
     private final Set<ClassLoader> loaders = new LinkedHashSet<>();
@@ -333,31 +333,7 @@
         int port = listener.getPort();
         
         URI uri = new URI("http://localhost:" + port + page);
-        LOG.log(Level.INFO, "Showing {0}", uri);
-        if (cmd == null) {
-            try {
-                LOG.log(Level.INFO, "Trying Desktop.browse on {0} {2} by {1}", new Object[] {
-                    System.getProperty("java.vm.name"),
-                    System.getProperty("java.vm.vendor"),
-                    System.getProperty("java.vm.version"),
-                });
-                java.awt.Desktop.getDesktop().browse(uri);
-                LOG.log(Level.INFO, "Desktop.browse successfully finished");
-                return null;
-            } catch (UnsupportedOperationException ex) {
-                LOG.log(Level.INFO, "Desktop.browse not supported: {0}", ex.getMessage());
-                LOG.log(Level.FINE, null, ex);
-            }
-        }
-        {
-            String cmdName = cmd == null ? "xdg-open" : cmd;
-            String[] cmdArr = { 
-                cmdName, uri.toString()
-            };
-            LOG.log(Level.INFO, "Launching {0}", Arrays.toString(cmdArr));
-            final Process process = Runtime.getRuntime().exec(cmdArr);
-            return new Object[] { process, null };
-        }
+        return showBrwsr(uri);
     }
     private static String toUTF8(String value) throws UnsupportedEncodingException {
         byte[] arr = new byte[value.length()];
@@ -432,6 +408,34 @@
         shutdown();
     }
 
+    protected Object[] showBrwsr(URI uri) throws IOException {
+        LOG.log(Level.INFO, "Showing {0}", uri);
+        if (cmd == null) {
+            try {
+                LOG.log(Level.INFO, "Trying Desktop.browse on {0} {2} by {1}", new Object[] {
+                    System.getProperty("java.vm.name"),
+                    System.getProperty("java.vm.vendor"),
+                    System.getProperty("java.vm.version"),
+                });
+                java.awt.Desktop.getDesktop().browse(uri);
+                LOG.log(Level.INFO, "Desktop.browse successfully finished");
+                return null;
+            } catch (UnsupportedOperationException ex) {
+                LOG.log(Level.INFO, "Desktop.browse not supported: {0}", ex.getMessage());
+                LOG.log(Level.FINE, null, ex);
+            }
+        }
+        {
+            String cmdName = cmd == null ? "xdg-open" : cmd;
+            String[] cmdArr = { 
+                cmdName, uri.toString()
+            };
+            LOG.log(Level.INFO, "Launching {0}", Arrays.toString(cmdArr));
+            final Process process = Runtime.getRuntime().exec(cmdArr);
+            return new Object[] { process, null };
+        }
+    }
+
     private class Res implements Bck2Brwsr.Resources {
         @Override
         public InputStream get(String resource) throws IOException {
diff -r 140c739c607f -r 023cda5b8b0b rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Launcher.java
--- a/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Launcher.java	Tue Mar 12 21:22:33 2013 +0100
+++ b/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/Launcher.java	Wed Mar 13 16:20:03 2013 +0100
@@ -20,6 +20,7 @@
 import java.io.Closeable;
 import java.io.File;
 import java.io.IOException;
+import java.lang.reflect.Method;
 import java.net.URLClassLoader;
 import org.apidesign.vm4brwsr.Bck2Brwsr;
 
@@ -70,14 +71,21 @@
         return l;
     }
     
-    /** Creates launcher that is using external browser.
+    /** Creates launcher that is using external browser. Value of <code>cmd</code>
+     * may be <code>"fx"</code> to indicate one wants to use JavaFX's WebView
+     * instead of command line browser.
      * 
      * @param cmd <code>null</code> to use <code>java.awt.Desktop</code> to show the launcher
      *    or a string to execute in an external process (with a parameter to the URL)
      * @return launcher executing in external browser.
      */
     public static Launcher createBrowser(String cmd) {
-        final Bck2BrwsrLauncher l = new Bck2BrwsrLauncher(cmd);
+        final Bck2BrwsrLauncher l;
+        if ("fx".equals(cmd)) {
+            l = new WebViewLauncher();
+        } else {
+            l = new Bck2BrwsrLauncher(cmd);
+        }
         l.addClassLoader(Bck2Brwsr.class.getClassLoader());
         l.setTimeout(180000);
         return l;
diff -r 140c739c607f -r 023cda5b8b0b rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/WebViewLauncher.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/WebViewLauncher.java	Wed Mar 13 16:20:03 2013 +0100
@@ -0,0 +1,178 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.launcher;
+
+import java.io.IOException;
+import java.lang.reflect.Method;
+import java.net.URI;
+import java.net.URL;
+import java.net.URLClassLoader;
+
+import java.util.List;
+import java.util.concurrent.Executors;
+import javafx.application.Application;
+import javafx.application.Platform;
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.event.ActionEvent;
+import javafx.event.EventHandler;
+import javafx.geometry.HPos;
+import javafx.geometry.Insets;
+import javafx.geometry.VPos;
+import javafx.scene.Node;
+import javafx.scene.Scene;
+import javafx.scene.control.Button;
+import javafx.scene.control.TextField;
+import javafx.scene.layout.ColumnConstraints;
+import javafx.scene.layout.GridPane;
+import javafx.scene.layout.Pane;
+import javafx.scene.layout.Priority;
+import javafx.scene.layout.VBox;
+import javafx.scene.web.WebEngine;
+import javafx.scene.web.WebView;
+import javafx.stage.Stage;
+
+/**
+ *
+ * @author Jaroslav Tulach <jtulach@netbeans.org>
+ */
+final class WebViewLauncher extends Bck2BrwsrLauncher {
+    static {
+        try {
+            Method m = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
+            m.setAccessible(true);
+            URL l = new URL("file://" + System.getProperty("java.home") + "/lib/jfxrt.jar");
+            System.err.println("url : " + l);
+            m.invoke(ClassLoader.getSystemClassLoader(), l);
+        } catch (Exception ex) {
+            throw new LinkageError("Can't add jfxrt.jar on the classpath", ex);
+        }
+    }
+    
+    public WebViewLauncher() {
+        super(null);
+    }
+
+    @Override
+    protected Object[] showBrwsr(final URI url) throws IOException {
+        try {
+            Executors.newSingleThreadExecutor().submit(new Runnable() {
+                @Override
+                public void run() {
+                    WebViewBrowser.launch(WebViewBrowser.class, url.toString());
+                }
+            });
+        } catch (Throwable ex) {
+            ex.printStackTrace();
+        }
+        return null;
+    }
+
+    @Override
+    public void close() throws IOException {
+        Platform.exit();
+    }
+    
+    
+
+    /**
+     * Demonstrates a WebView object accessing a web page.
+     *
+     * @see javafx.scene.web.WebView
+     * @see javafx.scene.web.WebEngine
+     */
+    public static class WebViewBrowser extends Application {
+
+        @Override
+        public void start(Stage primaryStage) throws Exception {
+            Pane root = new WebViewPane(getParameters().getUnnamed());
+            primaryStage.setScene(new Scene(root, 1024, 768));
+            primaryStage.show();
+        }
+
+        /**
+         * Create a resizable WebView pane
+         */
+        public class WebViewPane extends Pane {
+
+            public WebViewPane(List<String> params) {
+                VBox.setVgrow(this, Priority.ALWAYS);
+                setMaxWidth(Double.MAX_VALUE);
+                setMaxHeight(Double.MAX_VALUE);
+
+                WebView view = new WebView();
+                view.setMinSize(500, 400);
+                view.setPrefSize(500, 400);
+                final WebEngine eng = view.getEngine();
+                final TextField locationField = new TextField();
+                System.err.println("params : " + params);
+                if (params.size() > 0) {
+                    eng.load(params.get(0));
+                    locationField.setText(params.get(0));
+                }
+                locationField.setMaxHeight(Double.MAX_VALUE);
+                Button goButton = new Button("Go");
+                goButton.setDefaultButton(true);
+                EventHandler<ActionEvent> goAction = new EventHandler<ActionEvent>() {
+                    @Override
+                    public void handle(ActionEvent event) {
+                        eng.load(locationField.getText().startsWith("http://") ? locationField.getText()
+                            : "http://" + locationField.getText());
+                    }
+                };
+                goButton.setOnAction(goAction);
+                locationField.setOnAction(goAction);
+                eng.locationProperty().addListener(new ChangeListener<String>() {
+                    @Override
+                    public void changed(ObservableValue<? extends String> observable, String oldValue, String newValue) {
+                        locationField.setText(newValue);
+                    }
+                });
+                GridPane grid = new GridPane();
+                grid.setVgap(5);
+                grid.setHgap(5);
+                GridPane.setConstraints(locationField, 0, 0, 1, 1, HPos.CENTER, VPos.CENTER, Priority.ALWAYS, Priority.SOMETIMES);
+                GridPane.setConstraints(goButton, 1, 0);
+                GridPane.setConstraints(view, 0, 1, 2, 1, HPos.CENTER, VPos.CENTER, Priority.ALWAYS, Priority.ALWAYS);
+                grid.getColumnConstraints().addAll(
+                    new ColumnConstraints(100, 100, Double.MAX_VALUE, Priority.ALWAYS, HPos.CENTER, true),
+                    new ColumnConstraints(40, 40, 40, Priority.NEVER, HPos.CENTER, true));
+                grid.getChildren().addAll(locationField, goButton, view);
+                getChildren().add(grid);
+            }
+
+            @Override
+            protected void layoutChildren() {
+                List<Node> managed = getManagedChildren();
+                double width = getWidth();
+                double height = getHeight();
+                double top = getInsets().getTop();
+                double right = getInsets().getRight();
+                double left = getInsets().getLeft();
+                double bottom = getInsets().getBottom();
+                for (int i = 0; i < managed.size(); i++) {
+                    Node child = managed.get(i);
+                    layoutInArea(child, left, top,
+                        width - left - right, height - top - bottom,
+                        0, Insets.EMPTY, true, true, HPos.CENTER, VPos.CENTER);
+                }
+            }
+        }
+    }
+    
+}