git.gag.com Git - debian/openrocket/blob - core/src/net/sf/openrocket/gui/main/componenttree/ComponentTreeRenderer.java

   1 package net.sf.openrocket.gui.main.componenttree;
   2
   3
   4
   5 import java.awt.Component;
   6
   7 import javax.swing.JTree;
   8 import javax.swing.tree.DefaultTreeCellRenderer;
   9
  10 import net.sf.openrocket.gui.main.ComponentIcons;
  11 import net.sf.openrocket.rocketcomponent.RocketComponent;
  12 import net.sf.openrocket.util.TextUtil;
  13
  14 public class ComponentTreeRenderer extends DefaultTreeCellRenderer {
  15
  16         @Override
  17         public Component getTreeCellRendererComponent(
  18                         JTree tree,
  19                         Object value,
  20                         boolean sel,
  21                         boolean expanded,
  22                         boolean leaf,
  23                         int row,
  24                         boolean hasFocus) {
  25
  26                 super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
  27
  28                 // Set icon
  29                 setIcon(ComponentIcons.getSmallIcon(value.getClass()));
  30
  31                 // Set tooltip
  32                 RocketComponent c = (RocketComponent) value;
  33                 String comment = c.getComment().trim();
  34                 if (comment.length() > 0) {
  35                         comment = TextUtil.htmlEncode(comment);
  36                         comment = "<html>" + comment.replace("\n", "<br>");
  37                         this.setToolTipText(comment);
  38                 } else {
  39                         this.setToolTipText(null);
  40                 }
  41
  42                 return this;
  43         }
  44
  45 }