javadoc

platform/editor-ui-api/src/com/intellij/ide/ui/UISettingsListener.java

@@ -20,8 +20,19 @@ import com.intellij.util.messages.Topic;
 
 import java.util.EventListener;
 
-public interface UISettingsListener extends EventListener{
+/**
+ * A listener for <code>UISettings</code> changes.
+ * <p/>
+ * <em>NOTE: </em>The main <code>UISettings</code> instance pushes its events down
+ * the UI components hierarchy so there's no need to add a <code>JComponent</code> as a listener.
+ *
+ * @see UISettings#fireUISettingsChanged()
+ * @see com.intellij.util.ComponentTreeEventDispatcher
+ */
+public interface UISettingsListener extends EventListener {
+
   Topic<UISettingsListener> TOPIC = Topic.create("UI settings", UISettingsListener.class);
 
   void uiSettingsChanged(UISettings source);
+
 }

platform/editor-ui-api/src/com/intellij/openapi/editor/colors/EditorColorsListener.java

@@ -17,6 +17,18 @@ package com.intellij.openapi.editor.colors;
 
 import java.util.EventListener;
 
+/**
+ * A listener for global color scheme change event.
+ * <p/>
+ * <em>NOTE: </em>The <code>EditorColorsManager</code> pushes the events down
+ * the UI components hierarchy so there's no need to add a <code>JComponent</code> as a listener.
+ * UI components also get this event triggered when global scheme itself is modified
+ * so they can adjust their appearance accordingly.
+ *
+ * @see com.intellij.util.ComponentTreeEventDispatcher
+ */
 public interface EditorColorsListener extends EventListener {
+
   void globalSchemeChange(EditorColorsScheme scheme);
+
 }

platform/util/src/com/intellij/util/ComponentTreeEventDispatcher.java

@@ -25,6 +25,8 @@ import java.util.EventListener;
 import static com.intellij.util.ui.UIUtil.uiTraverser;
 
 /**
+ * Pushes events down the UI components hierarchy.
+ *
  * @author gregsh
  */
 public class ComponentTreeEventDispatcher<T extends EventListener> {