Changes required by encapsulation of coronas property in Widgets

CPS/src/lu/list/itis/dkd/tui/widget/ValueWidget.java

@@ -80,8 +80,8 @@ public class ValueWidget extends TetherableWidget implements InformationProvider
     protected boolean constrainted;
 
     /**
-     * Field holding the current angular position of the constrainted (lowerStopAngle |
-     * upperStopAngle) angle.
+     * Field holding the current angular position of the constrainted (lowerStopAngle | upperStopAngle)
+     * angle.
      */
     protected double dialAngle;
     private double stepAngle;
@@ -211,6 +211,28 @@ public class ValueWidget extends TetherableWidget implements InformationProvider
             LOGGER.trace("{} = {}", variable.getName(), value); //$NON-NLS-1$
         }
     }
+    // ---------------------------------------------------------------------------
+
+    @SuppressWarnings("unchecked")
+    private void updateInformationReceivers() {
+        for (Corona corona : this.getAllCoronas()) {
+            if (corona instanceof InformationReceiver<?>) {
+                Type[] types = corona.getClass().getGenericInterfaces();
+
+                for (Type type : types) {
+                    if (type instanceof ParameterizedType) {
+                        String typeName = ((ParameterizedType) type).getActualTypeArguments()[0].getTypeName();
+                        if (typeName.equals(String.class.getTypeName())) {
+                            String information = (variable.getValue() != null) ? variable.getValue().toString() : null;
+                            ((InformationReceiver<String>) corona).setInformation(information);
+                        } else if (typeName.equals(Double.class.getTypeName())) {
+                            ((InformationReceiver<Double>) corona).setInformation(variable.getValue());
+                        }
+                    }
+                }
+            }
+        }
+    }
 
     // ---------------------------------------------------------------------------
     // ***************************************************************************
@@ -349,31 +371,9 @@ public class ValueWidget extends TetherableWidget implements InformationProvider
 
     // ---------------------------------------------------------------------------
 
-    @SuppressWarnings("unchecked")
     @Override
     public void paint(Graphics2D canvas) {
-        for (Corona corona : coronas.values()) {
-            if (corona instanceof InformationReceiver<?>) {
-                Type[] types = corona.getClass().getGenericInterfaces();
-
-                for (Type type : types) {
-                    if (!(type instanceof ParameterizedType)) {
-                        continue;
-                    }
-
-                    String typeName = ((ParameterizedType) type).getActualTypeArguments()[0].getTypeName();
-                    if (typeName.equals(String.class.getTypeName())) {
-                        String information = (variable.getValue() != null) ? variable.getValue().toString() : null;
-                        ((InformationReceiver<String>) corona).setInformation(information);
-                        continue;
-                    }
-                    if (typeName.equals(Double.class.getTypeName())) {
-                        ((InformationReceiver<Double>) corona).setInformation(variable.getValue());
-                        continue;
-                    }
-                }
-            }
-        }
+        this.updateInformationReceivers();
         super.paint(canvas);
     }