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Java > Open Source Codes > edu > rice > cs > drjava > ui > BackgroundColorListener


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33
34 package edu.rice.cs.drjava.ui;
35
36 import java.awt.Component JavaDoc;
37 import java.awt.Color JavaDoc;
38
39 import edu.rice.cs.drjava.config.*;
40 import edu.rice.cs.drjava.*;
41
42 /** Creates and installs an OptionListener for DEFINITIONS_BACKGROUND_COLOR on a specified JTextComponent. */
43 class BackgroundColorListener implements OptionListener<Color JavaDoc> {
44   final Component JavaDoc _target;
45
46   public BackgroundColorListener(Component JavaDoc target) {
47     _target = target;
48
49     Color JavaDoc color = DrJava.getConfig().getSetting(OptionConstants.DEFINITIONS_BACKGROUND_COLOR);
50     _target.setBackground(color);
51
52     DrJava.getConfig().addOptionListener(OptionConstants.DEFINITIONS_BACKGROUND_COLOR, this);
53   }
54
55   public void optionChanged(OptionEvent<Color JavaDoc> oce) { _target.setBackground(oce.value); }
56 }
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