PC Professionell 2001 October/PCpro_2001_10.ISO/xml/xmlpro/data1.cab/Program_Executable_FILES/xmlpro.jar/XMLTreeCellRenderer.class

Java Class File | 1999-09-15 | 4.1 KB | 168 lines

import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JTree;
import javax.swing.tree.TreeCellRenderer;
import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;

public class XMLTreeCellRenderer extends JLabel implements TreeCellRenderer {
   public static boolean selected;
   public static ImageIcon elemIcon;
   public static ImageIcon entityIcon;
   public static ImageIcon cdataIcon;
   public static ImageIcon commentIcon;
   public static ImageIcon pcdataIcon;
   public static Color textSelectionColor;
   public static Color textNonSelectionColor;
   public static Color backgroundSelectionColor;
   public static Color backgroundNonSelectionColor;
   public static Color borderSelectionColor;
   ElemPanel elemPanel;
   XMLPro theApp;
   static int lineBreak = 36;

   public XMLTreeCellRenderer(ElemPanel var1, XMLPro var2) {
      this.theApp = var2;
      this.elemPanel = var1;
      textSelectionColor = Color.white;
      backgroundSelectionColor = Color.blue;
      textNonSelectionColor = Color.black;
      backgroundNonSelectionColor = Color.white;
   }

   String breakUp(String var1, int var2) {
      int var3 = 0;
      int var5 = var1.length();
      StringBuffer var7 = new StringBuffer(var5);

      while(var3 < var5) {
         if (var5 - var3 > var2) {
            int var4 = var3 + var2;

            while(var1.charAt(var4) != ' ') {
               --var4;
               if (var4 == var3) {
                  return var1;
               }
            }

            var7.append(var1.substring(var3, var4));
            var7.append("\n");
            var3 = var4 + 1;
         } else {
            var7.append(var1.substring(var3));
            var3 = var5;
         }
      }

      return var7.toString();
   }

   public Component getTreeCellRendererComponent(JTree var1, Object var2, boolean var3, boolean var4, boolean var5, int var6, boolean var7) {
      Node var8 = ((ElemNode)var2).e;
      if (var8.getNodeType() == 3 && this.theApp.viewText) {
         String var12 = var8.getNodeValue();
         if (var12.length() > 0) {
            var12 = StringUtils.replaceStr(var12, "<", '<');
            var12 = this.breakUp(var12, lineBreak);
         } else {
            var12 = "<New PCDATA>";
         }

         KTextArea var15 = new KTextArea(var12);
         selected = var3;
         if (var3) {
            var15.text.setForeground(textSelectionColor);
            var15.text.setBackground(backgroundSelectionColor);
         } else {
            var15.text.setForeground(textNonSelectionColor);
            var15.text.setBackground(backgroundNonSelectionColor);
         }

         return var15;
      } else {
         if (var8.getNodeType() == 1) {
            String var9 = ((Element)var8).getTagName().toString();
            ((JLabel)this).setIcon(elemIcon);
            if (this.theApp.viewAttributes) {
               NamedNodeMap var10 = var8.getAttributes();
               int var11 = var10.getLength();
               if (var11 == 0) {
                  ((JLabel)this).setText(var9);
               } else {
                  ((JLabel)this).setText(var9 + "     " + this.listAttributes(var10));
               }
            } else {
               ((JLabel)this).setText(var9);
            }
         } else if (var8.getNodeType() == 5) {
            ((JLabel)this).setIcon(entityIcon);
            ((JLabel)this).setText(var8.getNodeName());
         } else if (var8.getNodeType() == 3) {
            ((JLabel)this).setIcon(pcdataIcon);
            ((JLabel)this).setText("PCDATA");
         } else if (var8.getNodeType() == 4) {
            ((JLabel)this).setIcon(cdataIcon);
            ((JLabel)this).setText("CDATA");
         } else if (var8.getNodeType() == 8) {
            ((JLabel)this).setIcon(commentIcon);
            ((JLabel)this).setText("COMMENT");
         }

         selected = var3;
         if (var3) {
            ((JComponent)this).setForeground(textSelectionColor);
            ((JComponent)this).setBackground(backgroundSelectionColor);
         } else {
            ((JComponent)this).setForeground(textNonSelectionColor);
            ((JComponent)this).setBackground(backgroundNonSelectionColor);
         }

         return this;
      }
   }

   String listAttributes(NamedNodeMap var1) {
      String var2 = "[";
      int var3 = var1.getLength();

      for(int var4 = 0; var4 < var3; ++var4) {
         Attr var5 = (Attr)var1.item(var4);
         var2 = var2 + var5.getName() + "=" + var5.getValue();
         if (var4 != var3 - 1) {
            var2 = var2 + ", ";
         }
      }

      var2 = var2 + "]";
      return var2;
   }

   public void paint(Graphics var1) {
      Icon var3 = ((JLabel)this).getIcon();
      Color var2;
      if (selected) {
         var2 = backgroundSelectionColor;
      } else {
         var2 = backgroundNonSelectionColor;
      }

      var1.setColor(var2);
      if (var3 != null && ((JLabel)this).getText() != null) {
         int var4 = var3.getIconWidth() + ((JLabel)this).getIconTextGap();
         var1.fillRect(var4, 0, ((JComponent)this).getWidth() - 1 - var4, ((JComponent)this).getHeight() - 1);
      } else {
         var1.fillRect(0, 0, ((JComponent)this).getWidth() - 1, ((JComponent)this).getHeight() - 1);
      }

      super.paint(var1);
   }
}