vac to kotlin

numass-control/msp/src/main/kotlin/inr/numass/control/msp/MspApp.kt

@@ -15,7 +15,6 @@
  */
 package inr.numass.control.msp
 
-import hep.dataforge.control.connections.Roles
 import hep.dataforge.control.devices.DeviceFactory
 import hep.dataforge.meta.Meta
 import inr.numass.control.DeviceViewConnection
@@ -28,9 +27,7 @@ import javafx.stage.Stage
 class MspApp : NumassControlApplication<MspDevice>() {
 
     override fun buildView(device: MspDevice): DeviceViewConnection<MspDevice> {
-        return MspViewConnection().apply {
+        return MspViewConnection()
-            device.connect(this, Roles.VIEW_ROLE)
-        }
     }
 
     override val deviceFactory: DeviceFactory = MspDeviceFactory()

numass-control/msp/src/main/kotlin/inr/numass/control/msp/MspViewConnection.kt

@@ -33,19 +33,18 @@ import hep.dataforge.values.Value
 import inr.numass.control.DeviceViewConnection
 import inr.numass.control.deviceStateIndicator
 import inr.numass.control.deviceStateToggle
+import inr.numass.control.switch
 import javafx.beans.property.SimpleObjectProperty
 import javafx.collections.FXCollections
 import javafx.collections.MapChangeListener
 import javafx.geometry.Insets
 import javafx.geometry.Orientation
-import javafx.scene.Node
 import javafx.scene.Parent
 import javafx.scene.control.Alert
 import javafx.scene.control.ToggleButton
 import javafx.scene.layout.Priority
 import javafx.scene.layout.VBox
 import javafx.scene.paint.Paint
-import org.controlsfx.control.ToggleSwitch
 import tornadofx.*
 
 /**
@@ -53,8 +52,7 @@ import tornadofx.*
 
  * @author darksnake
  */
-class MspViewConnection : DeviceViewConnection<MspDevice>(), DeviceListener, NamedValueListener {
+class MspViewConnection() : DeviceViewConnection<MspDevice>(), DeviceListener, NamedValueListener {
-    private val mspView by lazy { MspView() }
 
     private val table = FXCollections.observableHashMap<String, Value>()
 
@@ -64,11 +62,8 @@ class MspViewConnection : DeviceViewConnection<MspDevice>(), DeviceListener, Nam
         }
     }
 
-    override fun getFXNode(): Node {
+    override fun buildView(): View {
-        if (!isOpen) {
+        return MspView();
-            throw RuntimeException("Not connected!")
-        }
-        return mspView.root;
     }
 
     override fun pushValue(valueName: String, value: Value) {
@@ -144,12 +139,12 @@ class MspViewConnection : DeviceViewConnection<MspDevice>(), DeviceListener, Nam
                         disableProperty()
                                 .bind(getBooleanStateBinding(PortSensor.CONNECTED_STATE).not())
                     }
-                    add(ToggleSwitch().apply {
+                    switch {
                         padding = Insets(5.0, 0.0, 0.0, 0.0)
                         disableProperty()
                                 .bind(getStateBinding(PortSensor.CONNECTED_STATE).booleanBinding { !it!!.booleanValue() })
                         bindBooleanToState("filamentOn", selectedProperty())
-                    })
+                    }
                     deviceStateIndicator(this@MspViewConnection, "filamentStatus", false) {
                         when (it.stringValue()) {
                             "ON" -> Paint.valueOf("red")

numass-control/src/main/kotlin/inr/numass/control/DeviceViewConnection.kt

@@ -14,6 +14,7 @@ import javafx.beans.binding.ObjectBinding
 import javafx.beans.property.BooleanProperty
 import javafx.beans.property.SimpleObjectProperty
 import javafx.geometry.Pos
+import javafx.scene.Node
 import javafx.scene.Parent
 import javafx.scene.layout.HBox
 import javafx.scene.layout.Priority
@@ -23,24 +24,44 @@ import java.util.*
 /**
  * Created by darksnake on 14-May-17.
  */
-abstract class DeviceViewConnection<D : Device> : Component(), Connection<D>, DeviceListener, FXObject {
+abstract class DeviceViewConnection<D : Device>() : Component(), Connection<D>, DeviceListener, FXObject {
+
     private val bindings = HashMap<String, ObjectBinding<Value>>()
 
-    val deviceProperty = SimpleObjectProperty<D>()
+    var device: D by singleAssign()
-    var device by deviceProperty
+
+    val viewProperty = SimpleObjectProperty<View>(this, "view", null)
+    var view: View? by viewProperty
 
     override fun isOpen(): Boolean {
-        return this.device != null
+        return this.view != null
     }
 
     override fun open(device: D) {
+        if(!isOpen) {
             this.device = device
+            this.view = buildView();
+        } else{
+            log.warning("Connection already opened")
+        }
+
     }
 
     override fun close() {
-        this.device = null
+        view?.close()
+        this.view = null
     }
 
+    override fun getFXNode(): Node {
+        if (view == null) {
+            throw RuntimeException("Connection not opened");
+        } else {
+            return view!!.root;
+        }
+    }
+
+    abstract fun buildView(): View;
+
     /**
      * Get binding for a given device state
 
@@ -53,7 +74,7 @@ abstract class DeviceViewConnection<D : Device> : Component(), Connection<D>, De
             object : ObjectBinding<Value>() {
                 override fun computeValue(): Value {
                     if (isOpen) {
-                        return device.getState(stateName)
+                        return device!!.getState(stateName)
                     } else {
                         return Value.NULL
                     }
@@ -82,7 +103,7 @@ abstract class DeviceViewConnection<D : Device> : Component(), Connection<D>, De
         property.addListener { observable, oldValue, newValue ->
             if (isOpen && oldValue != newValue) {
                 runAsync {
-                    device.setState(state, newValue).get().booleanValue();
+                    device!!.setState(state, newValue).get().booleanValue();
                 } ui {
                     property.set(it)
                 }
@@ -107,7 +128,7 @@ abstract class DeviceViewConnection<D : Device> : Component(), Connection<D>, De
             }
             togglebutton("View") {
                 isSelected = false
-                FragmentWindow(FXFragment.buildFromNode(device.name) { fxNode }).bindTo(this)
+                FragmentWindow(FXFragment.buildFromNode(device?.name) { fxNode }).bindTo(this)
             }
         }
     }

numass-control/src/main/kotlin/inr/numass/control/FXExtensions.kt

@@ -9,6 +9,7 @@ import javafx.scene.paint.Color
 import javafx.scene.paint.Paint
 import javafx.scene.shape.Circle
 import javafx.scene.shape.StrokeType
+import org.controlsfx.control.ToggleSwitch
 import tornadofx.*
 
 
@@ -97,6 +98,8 @@ fun EventTarget.deviceStateIndicator(connection: DeviceViewConnection<*>, state:
             bind(connection, state, transform);
         }
         separator(Orientation.VERTICAL)
+    } else {
+        throw RuntimeException("Device does not support state $state");
     }
 }
 
@@ -116,6 +119,12 @@ fun Node.deviceStateToggle(connection: DeviceViewConnection<*>, state: String, t
             }
         }
         deviceStateIndicator(connection, state, false)
+    } else {
+        throw RuntimeException("Device does not support state $state");
     }
 }
 
+fun EventTarget.switch(text: String = "", op: (ToggleSwitch.() -> Unit)? = null): ToggleSwitch {
+    val switch = ToggleSwitch(text)
+    return opcr(this, switch, op)
+}

numass-control/src/main/kotlin/inr/numass/control/NumassControlApplication.kt

@@ -6,7 +6,6 @@ import hep.dataforge.control.devices.Device
 import hep.dataforge.control.devices.DeviceFactory
 import hep.dataforge.exceptions.ControlException
 import hep.dataforge.meta.Meta
-import javafx.application.Platform
 import javafx.scene.Scene
 import javafx.stage.Stage
 import org.slf4j.LoggerFactory
@@ -27,10 +26,9 @@ abstract class NumassControlApplication<D : Device> : App() {
 
         device = setupDevice()
         val controller = buildView(device)
-
+        device.connect(controller, Roles.VIEW_ROLE, Roles.DEVICE_LISTENER_ROLE)
         val scene = Scene(controller.pane)
         stage.scene = scene
-        Platform.runLater { device.connect(controller, Roles.VIEW_ROLE, Roles.DEVICE_LISTENER_ROLE) }
 
         stage.show()
 

numass-control/vac/build.gradle

@@ -3,7 +3,7 @@ apply plugin: 'application'
 version = "0.5.0"
 
 if (!hasProperty('mainClass')) {
-    ext.mainClass = 'inr.numass.readvac.fx.ReadVac'
+    ext.mainClass = 'inr.numass.readvac.ReadVac'
 }
 mainClassName = mainClass
 

numass-control/vac/src/main/java/inr/numass/control/readvac/VacDeviceFactory.java

@@ -6,7 +6,6 @@ import hep.dataforge.control.devices.Sensor;
 import hep.dataforge.meta.Meta;
 import inr.numass.control.DeviceViewConnection;
 import inr.numass.control.DeviceViewFactory;
-import inr.numass.control.readvac.fx.VacCollectorView;
 
 import java.util.List;
 import java.util.stream.Collectors;

numass-control/vac/src/main/java/inr/numass/control/readvac/fx/PoweredVacuumeterView.java

@@ -1,47 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package inr.numass.control.readvac.fx;
-
-import javafx.fxml.FXML;
-import javafx.fxml.FXMLLoader;
-import javafx.scene.Node;
-import org.controlsfx.control.ToggleSwitch;
-
-import java.io.IOException;
-import java.net.URL;
-import java.util.ResourceBundle;
-
-/**
- * @author <a href="mailto:altavir@gmail.com">Alexander Nozik</a>
- */
-public class PoweredVacuumeterView extends VacuumeterView {
-
-    @FXML
-    private ToggleSwitch powerSwitch;
-
-
-    @Override
-    public Node getComponent() {
-        if (node == null) {
-            try {
-                FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/PoweredVacBox.fxml"));
-                loader.setController(this);
-                this.node = loader.load();
-            } catch (IOException ex) {
-                throw new RuntimeException(ex);
-            }
-        }
-        return node;
-    }
-
-    @Override
-    public void initialize(URL location, ResourceBundle resources) {
-        super.initialize(location,resources);
-        unitLabel.setText(getDevice().meta().getString("units", "mbar"));
-        deviceNameLabel.setText(getDevice().getName());
-        bindBooleanToState("power", powerSwitch.selectedProperty());
-    }
-}

numass-control/vac/src/main/java/inr/numass/control/readvac/fx/VacuumeterView.java

@@ -1,137 +0,0 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-package inr.numass.control.readvac.fx;
-
-import hep.dataforge.control.devices.Device;
-import hep.dataforge.control.devices.Sensor;
-import hep.dataforge.control.measurements.Measurement;
-import hep.dataforge.control.measurements.MeasurementListener;
-import inr.numass.control.DeviceViewConnection;
-import javafx.application.Platform;
-import javafx.beans.value.ObservableValue;
-import javafx.fxml.FXML;
-import javafx.fxml.FXMLLoader;
-import javafx.fxml.Initializable;
-import javafx.scene.Node;
-import javafx.scene.control.Label;
-import javafx.scene.layout.BorderPane;
-import javafx.scene.paint.Color;
-import org.controlsfx.control.ToggleSwitch;
-
-import java.io.IOException;
-import java.net.URL;
-import java.text.DecimalFormat;
-import java.time.Instant;
-import java.time.LocalDateTime;
-import java.time.ZoneOffset;
-import java.time.format.DateTimeFormatter;
-import java.util.ResourceBundle;
-
-import static hep.dataforge.control.devices.PortSensor.CONNECTED_STATE;
-
-/**
- * @author <a href="mailto:altavir@gmail.com">Alexander Nozik</a>
- */
-public class VacuumeterView extends DeviceViewConnection<Sensor<Double>> implements MeasurementListener, Initializable {
-
-    private static final DecimalFormat FORMAT = new DecimalFormat("0.###E0");
-    private static final DateTimeFormatter TIME_FORMAT = DateTimeFormatter.ISO_LOCAL_TIME;
-
-    Node node;
-
-    @FXML
-    private BorderPane root;
-    @FXML
-    Label deviceNameLabel;
-    @FXML
-    Label unitLabel;
-    @FXML
-    private Label valueLabel;
-    @FXML
-    private Label status;
-    @FXML
-    private ToggleSwitch disableButton;
-
-    @Override
-    public void evaluateDeviceException(Device device, String message, Throwable exception) {
-        Platform.runLater(() -> setStatus("ERROR: " + message));
-    }
-
-    public Node getComponent() {
-        if (node == null) {
-            try {
-                FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/VacBox.fxml"));
-                loader.setController(this);
-                this.node = loader.load();
-            } catch (IOException ex) {
-                throw new RuntimeException(ex);
-            }
-        }
-        return node;
-    }
-
-    @Override
-    public void initialize(URL location, ResourceBundle resources) {
-        Platform.runLater(() -> {
-            unitLabel.setText(getDevice().meta().getString("units", "mbar"));
-            deviceNameLabel.setText(getDevice().getName());
-            disableButton.setSelected(getDevice().optBooleanState(CONNECTED_STATE).orElse(false));
-            disableButton.selectedProperty().addListener((ObservableValue<? extends Boolean> observable, Boolean oldValue, Boolean newValue) -> {
-                getDevice().setState(CONNECTED_STATE, newValue);
-                if (!newValue) {
-                    valueLabel.setText("---");
-                }
-            });
-        });
-    }
-
-    @Override
-    public void onMeasurementFailed(Measurement measurement, Throwable exception) {
-        Platform.runLater(() -> {
-            valueLabel.setText("Err");
-//            setStatus("Error: " + exception.getMessage());
-        });
-    }
-
-    private void setStatus(String text) {
-        status.setText(text);
-    }
-
-    @Override
-    public void onMeasurementProgress(Measurement measurement, String message) {
-        Platform.runLater(() -> status.setText(message));
-    }
-
-    @Override
-    public void onMeasurementProgress(Measurement measurement, double progress) {
-//        Platform.runLater(() -> status.setProgress(progress));
-    }
-
-    @Override
-    public void onMeasurementStarted(Measurement<?> measurement) {
-        getDevice().meta().optValue("color").ifPresent(colorValue -> valueLabel.setTextFill(Color.valueOf(colorValue.stringValue())));
-    }
-
-    @Override
-    public void onMeasurementResult(Measurement measurement, Object res, Instant time) {
-        Double result = Double.class.cast(res);
-        String resString = FORMAT.format(result);
-        Platform.runLater(() -> {
-            valueLabel.setText(resString);
-            setStatus("OK: " + TIME_FORMAT.format(LocalDateTime.ofInstant(time, ZoneOffset.UTC)));
-        });
-    }
-
-
-    String getTitle() {
-        return getDevice().meta().getString("title", getDevice().getName());
-    }
-
-    @Override
-    public Node getFXNode() {
-        return root;
-    }
-}

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/ConsoleVac.java

@@ -1,4 +1,4 @@
-package inr.numass.control.readvac.fx;
+package inr.numass.control.readvac;
 
 import hep.dataforge.control.devices.Sensor;
 import org.apache.commons.cli.CommandLine;

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/PoweredVacuumeterViewConnection.kt

@@ -0,0 +1,46 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package inr.numass.control.readvac
+
+import javafx.fxml.FXML
+import javafx.fxml.FXMLLoader
+import javafx.scene.Node
+import org.controlsfx.control.ToggleSwitch
+import java.io.IOException
+import java.net.URL
+import java.util.*
+
+/**
+ * @author [Alexander Nozik](mailto:altavir@gmail.com)
+ */
+class PoweredVacuumeterViewConnection : VacuumeterViewConnection() {
+
+    @FXML
+    private val powerSwitch: ToggleSwitch? = null
+
+
+    val component: Node
+        get() {
+            if (getNode() == null) {
+                try {
+                    val loader = FXMLLoader(javaClass.getResource("/fxml/PoweredVacBox.fxml"))
+                    loader.setController(this)
+                    this.setNode(loader.load<T>())
+                } catch (ex: IOException) {
+                    throw RuntimeException(ex)
+                }
+
+            }
+            return getNode()
+        }
+
+    fun initialize(location: URL, resources: ResourceBundle) {
+        super.initialize(location, resources)
+        getUnitLabel().setText(device.meta().getString("units", "mbar"))
+        getDeviceNameLabel().setText(device.name)
+        bindBooleanToState("power", powerSwitch!!.selectedProperty())
+    }
+}

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/ReadVac.java

@@ -3,14 +3,12 @@
  * To change this template file, choose Tools | Templates
  * and open the template in the editor.
  */
-package inr.numass.control.readvac.fx;
+package inr.numass.control.readvac;
 
 import hep.dataforge.control.devices.DeviceFactory;
 import hep.dataforge.meta.Meta;
 import inr.numass.control.DeviceViewConnection;
 import inr.numass.control.NumassControlApplication;
-import inr.numass.control.readvac.VacCollectorDevice;
-import inr.numass.control.readvac.VacDeviceFactory;
 import javafx.stage.Stage;
 
 import java.util.Objects;

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/TestVac.java

@@ -3,12 +3,11 @@
  * To change this template file, choose Tools | Templates
  * and open the template in the editor.
  */
-package inr.numass.control.readvac.fx;
+package inr.numass.control.readvac;
 
 import hep.dataforge.control.connections.Roles;
 import hep.dataforge.control.devices.Sensor;
 import hep.dataforge.control.virtual.Virtual;
-import inr.numass.control.readvac.VacCollectorDevice;
 import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/VacCollectorView.java

@@ -3,7 +3,7 @@
  * To change this template file, choose Tools | Templates
  * and open the template in the editor.
  */
-package inr.numass.control.readvac.fx;
+package inr.numass.control.readvac;
 
 import hep.dataforge.context.Context;
 import hep.dataforge.control.connections.Roles;
@@ -25,7 +25,6 @@ import hep.dataforge.plots.jfreechart.JFreeChartFrame;
 import hep.dataforge.tables.DataPoint;
 import hep.dataforge.values.Value;
 import inr.numass.control.DeviceViewConnection;
-import inr.numass.control.readvac.VacCollectorDevice;
 import javafx.application.Platform;
 import javafx.beans.value.ObservableValue;
 import javafx.collections.FXCollections;
@@ -76,7 +75,7 @@ public class VacCollectorView extends DeviceViewConnection<VacCollectorDevice> i
 
     private final String[] intervalNames = {"1 sec", "5 sec", "10 sec", "30 sec", "1 min"};
     private final int[] intervals = {1000, 5000, 10000, 30000, 60000};
-    private final List<VacuumeterView> views = new ArrayList<>();
+    private final List<VacuumeterViewConnection> views = new ArrayList<>();
     private TimePlottableGroup plottables;
 
     @FXML
@@ -133,11 +132,11 @@ public class VacCollectorView extends DeviceViewConnection<VacCollectorDevice> i
     public void open(VacCollectorDevice device) {
         super.open(device);
         device.getSensors().stream().map((sensor) -> {
-            VacuumeterView view;
+            VacuumeterViewConnection view;
             if (sensor.hasState("power")) {
-                view = new PoweredVacuumeterView();
+                view = new PoweredVacuumeterViewConnection();
             } else {
-                view = new VacuumeterView();
+                view = new VacuumeterViewConnection();
             }
             sensor.connect(view, Roles.VIEW_ROLE, Roles.DEVICE_LISTENER_ROLE);
             return view;

numass-control/vac/src/main/kotlin/inr/numass/control/readvac/VacuumeterViewConnection.kt

@@ -0,0 +1,101 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package inr.numass.control.readvac
+
+import hep.dataforge.control.devices.Device
+import hep.dataforge.control.devices.PortSensor.CONNECTED_STATE
+import hep.dataforge.control.devices.Sensor
+import hep.dataforge.control.measurements.Measurement
+import hep.dataforge.control.measurements.MeasurementListener
+import inr.numass.control.DeviceViewConnection
+import javafx.application.Platform
+import javafx.beans.property.SimpleStringProperty
+import javafx.scene.control.Label
+import javafx.scene.layout.BorderPane
+import javafx.scene.paint.Color
+import org.controlsfx.control.ToggleSwitch
+import tornadofx.*
+import java.text.DecimalFormat
+import java.time.Instant
+import java.time.LocalDateTime
+import java.time.ZoneOffset
+import java.time.format.DateTimeFormatter
+
+/**
+ * @author [Alexander Nozik](mailto:altavir@gmail.com)
+ */
+open class VacuumeterViewConnection : DeviceViewConnection<Sensor<Double>>(), MeasurementListener {
+
+    val statusProperty = SimpleStringProperty()
+    var status: String by statusProperty
+
+    val valueProperty = SimpleStringProperty()
+    var value: String by valueProperty
+
+
+    override fun buildView(): View {
+        return VacView();
+    }
+
+    override fun evaluateDeviceException(device: Device, message: String, exception: Throwable) {
+        if (!message.isEmpty()) {
+            Platform.runLater {
+                status = "ERROR: " + message
+            }
+        }
+    }
+
+    override fun onMeasurementFailed(measurement: Measurement<*>, exception: Throwable) {
+        Platform.runLater {
+            value = "Err"
+        }
+    }
+
+    override fun onMeasurementProgress(measurement: Measurement<*>, message: String) {
+        Platform.runLater {
+            status = message
+        }
+    }
+
+    override fun onMeasurementResult(measurement: Measurement<*>, res: Any, time: Instant) {
+        val result = Double::class.java.cast(res)
+        val resString = FORMAT.format(result)
+        Platform.runLater {
+            value = resString
+            status = "OK: " + TIME_FORMAT.format(LocalDateTime.ofInstant(time, ZoneOffset.UTC));
+        }
+    }
+
+    inner class VacView : View("Numass vacuumeter ${device.meta().getString("title", device.name)}") {
+
+        override val root: BorderPane by fxml()
+
+        val deviceNameLabel: Label by fxid()
+        val unitLabel: Label by fxid()
+        val valueLabel: Label by fxid()
+        val status: Label by fxid()
+        val disableButton: ToggleSwitch by fxid()
+
+        init {
+            status.textProperty().bind(statusProperty)
+            valueLabel.textProperty().bind(valueProperty)
+            unitLabel.text = device.meta().getString("units", "mbar")
+            deviceNameLabel.text = device.name
+            bindBooleanToState(CONNECTED_STATE, disableButton.selectedProperty());
+            disableButton.selectedProperty().addListener { _, _, newValue ->
+                if (!newValue) {
+                    valueLabel.text = "---"
+                }
+            }
+            device.meta().optValue("color").ifPresent { colorValue -> valueLabel.textFill = Color.valueOf(colorValue.stringValue()) }
+        }
+    }
+
+    companion object {
+        private val FORMAT = DecimalFormat("0.###E0")
+        private val TIME_FORMAT = DateTimeFormatter.ISO_LOCAL_TIME
+    }
+}

numass-control/vac/src/main/resources/fxml/VacCollector.fxml

@@ -4,7 +4,7 @@
 <?import javafx.scene.layout.*?>
 <?import javafx.scene.text.Font?>
 <?import java.net.URL?>
-<BorderPane fx:id="root" prefHeight="600.0" prefWidth="800.0" xmlns="http://javafx.com/javafx/8.0.111" xmlns:fx="http://javafx.com/fxml/1" fx:controller="inr.numass.control.readvac.fx.VacCollectorView">
+<BorderPane fx:id="root" prefHeight="600.0" prefWidth="800.0" xmlns="http://javafx.com/javafx/8.0.111" xmlns:fx="http://javafx.com/fxml/1" fx:controller="inr.numass.control.readvac.VacCollectorView">
     <stylesheets>
         <URL value="@/fxml/vacstyles.css" />
     </stylesheets>