From e589ede6fdc3f0f3f70be950bdd85d996eb19eca Mon Sep 17 00:00:00 2001
From: Michael Koch <konqueror@gmx.de>
Date: Sun, 2 Mar 2003 14:01:40 +0000
Subject: 2003-03-02  Michael Koch  <konqueror@gmx.de>

	* java/awt/Component.java
	(eventTypeEnabled): New method.
	(dispatchEventImpl): Moved checks for event to eventTypeEnabled.
	* java/awt/Container.java
	(changeSupport): New member variable.
	(addPropertyChangeListener): New methods.
	* java/awt/ContainerOrderFocusTraversalPolicy.java
	(ContainerOrderFocusTraversalPolicy): Added comment.
	(getComponentAfter): Throw exception, documentation added.
	(getComponentBefore): Throw exception, documentation added.
	(getFirstComponent): Throw exception, documentation added.
	(getLastComponent): Throw exception, documentation added.
	(getDefaultComponent): Throw exception, documentation added.
	* java/awt/EventQueue.java: Reindented.
	* java/awt/FocusTraversalPolicy.java:
	(FocusTraversalPolicy): Added comment.
	(getComponentAfter): Documentation added.
	(getComponentBefore): Documentation added.
	(getFirstComponent): Documentation added.
	(getLastComponent): Documentation added.
	(getDefaultComponent): Documentation added.
	(getInitialComponent): Documentation added.
	* java/awt/ScrollPane.java
	(wheelScrollingEnabled): New member variable.
	(ScrollPane): Initialize wheelScollingEnabled.
	(eventTypeEnabled): New method.
	(isWheelScrollingEnabled): New method.
	(setWheelScrollingEnabled): New method.

From-SVN: r63663
---
 .../awt/ContainerOrderFocusTraversalPolicy.java    | 54 +++++++++++++++++++++-
 1 file changed, 52 insertions(+), 2 deletions(-)

(limited to 'libjava/java/awt/ContainerOrderFocusTraversalPolicy.java')

diff --git a/libjava/java/awt/ContainerOrderFocusTraversalPolicy.java b/libjava/java/awt/ContainerOrderFocusTraversalPolicy.java
index 71267a5..1042939 100644
--- a/libjava/java/awt/ContainerOrderFocusTraversalPolicy.java
+++ b/libjava/java/awt/ContainerOrderFocusTraversalPolicy.java
@@ -41,11 +41,15 @@ package java.awt;
 import java.io.Serializable;
 
 /**
- * STUB CLASS ONLY
+ * @author Michael Koch
+ * @since 1.4
  */
 public class ContainerOrderFocusTraversalPolicy extends FocusTraversalPolicy
   implements Serializable
 {
+  /**
+   * Compatible to JDK 1.4+
+   */
   static final long serialVersionUID = 486933713763926351L;
 
   private boolean implicitDownCycleTraversal = true;
@@ -55,31 +59,77 @@ public class ContainerOrderFocusTraversalPolicy extends FocusTraversalPolicy
    */
   public ContainerOrderFocusTraversalPolicy()
   {
-    throw new Error("not implemented");
+    // Nothing to do here
   }
 
+  /**
+   * Returns the Component that should receive the focus after current.
+   * root must be a focus cycle root of current.
+   *
+   * @exception IllegalArgumentException If root is not a focus cycle
+   * root of current, or if either root or current is null.
+   */
   public Component getComponentAfter(Container root, Component current)
   {
+    if (root == null
+        || current == null)
+      throw new IllegalArgumentException ();
+    
     return null;
   }
 
+  /**
+   * Returns the Component that should receive the focus before current.
+   * root must be a focus cycle root of current.
+   *
+   * @exception IllegalArgumentException If root is not a focus cycle
+   * root of current, or if either root or current is null.
+   */
   public Component getComponentBefore(Container root, Component current)
   {
+    if (root == null
+        || current == null)
+      throw new IllegalArgumentException ();
+
     return null;
   }
 
+  /**
+   * Returns the first Component of root that should receive the focus.
+   *
+   * @exception IllegalArgumentException If root is null.
+   */
   public Component getFirstComponent(Container root)
   {
+    if (root == null)
+      throw new IllegalArgumentException ();
+
     return null;
   }
 
+  /**
+   * Returns the last Component of root that should receive the focus.
+   *
+   * @exception IllegalArgumentException If root is null.
+   */
   public Component getLastComponent(Container root)
   {
+    if (root == null)
+      throw new IllegalArgumentException ();
+
     return null;
   }
 
+  /**
+   * Returns the default Component of root that should receive the focus.
+   *
+   * @exception IllegalArgumentException If root is null.
+   */
   public Component getDefaultComponent(Container root)
   {
+    if (root == null)
+      throw new IllegalArgumentException ();
+
     return null;
   }
 
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