src/Tools/jEdit/src/process_indicator.scala

 import java.awt.event.{ActionListener, ActionEvent}
 import javax.swing.{ImageIcon, Timer}
 import scala.swing.{Label, Component}
 
 
-class Process_Indicator
-{
+class Process_Indicator {
   private val label = new Label
 
   private val passive_icon =
     JEdit_Lib.load_image_icon(PIDE.options.string("process_passive_icon")).getImage
   private val active_icons =
     space_explode(':', PIDE.options.string("process_active_icons")).map(name =>
       JEdit_Lib.load_image_icon(name).getImage)
 
-  private class Animation extends ImageIcon(passive_icon)
-  {
+  private class Animation extends ImageIcon(passive_icon) {
     private var current_frame = 0
     private val timer =
       new Timer(0, new ActionListener {
-        override def actionPerformed(e: ActionEvent): Unit =
-        {
+        override def actionPerformed(e: ActionEvent): Unit = {
           current_frame = (current_frame + 1) % active_icons.length
           setImage(active_icons(current_frame))
           label.repaint()
         }
       })
     timer.setRepeats(true)
 
-    def update(rate: Int): Unit =
-    {
+    def update(rate: Int): Unit = {
       if (rate == 0) {
         setImage(passive_icon)
         timer.stop
         label.repaint()
       }

   private val animation = new Animation
   label.icon = animation
 
   def component: Component = label
 
-  def update(tip: String, rate: Int): Unit =
-  {
+  def update(tip: String, rate: Int): Unit = {
     label.tooltip = tip
     animation.update(rate)
   }
 }