Changeset 851 for trunk/quest-jfcmonitor/src/main/java/de/ugoe/cs/quest/jfcmonitor/JFCComponent.java

Timestamp:

10/01/12 12:01:25 (12 years ago)

Author:

fglaser

Message:

• JFCMonitor: Added new ContainerListener? that listens on component added and component removed events
• small refactorings

File:

• trunk/quest-jfcmonitor/src/main/java/de/ugoe/cs/quest/jfcmonitor/JFCComponent.java (modified) (5 diffs)

trunk/quest-jfcmonitor/src/main/java/de/ugoe/cs/quest/jfcmonitor/JFCComponent.java

@@ -4 +4 @@
 import java.awt.Component;
 import java.awt.Container;
+import java.awt.event.ContainerListener;
 import java.beans.PropertyChangeListener;
 import java.io.File;
@@ -46 +47 @@
     private static List<PropertyChangeListener> propertyChangeListeners = 
         new ArrayList<PropertyChangeListener>();
+    
+    private static List<ContainerListener> containerListeners =
+                new ArrayList<ContainerListener>();
 
     /**
@@ -60 +64 @@
     }
     
-    public static void addListener(PropertyChangeListener list){
+    public static void addPropertyChangeListener(PropertyChangeListener list){
         propertyChangeListeners.add(list);
+    }
+    
+    public static void addContainerListener(ContainerListener list){
+        containerListeners.add(list);
+    }
+    
+    public static boolean isKnown(Component component){
+        if (knownComponents.containsKey(component))
+                return true;
+        return false;
     }
 
@@ -190 +204 @@
 
         if (component instanceof Container) {
+                for (ContainerListener listener: containerListeners)
+                        ((Container) component).addContainerListener(listener);
+                
             for (Component childComponent : ((Container) component).getComponents()) {
                 add(childComponent, this);
@@ -223 +240 @@
         builder.append("  <component");
         if (parent != null){
+                if (!JFCComponent.isKnown(parent.component))
+                        throw new AssertionError("Referenced parent is not known.");
                 builder.append(" parent=\"" + Integer.toHexString(parent.component.hashCode()) + "\"");
         }