package org.catacomb.interlish.content;
   
   
   public class StringValue extends PrimitiveValue {
   
   
       private String text;
   
       private int highlight;
  
  
      public StringValue() {
          super();
          text = null;
      }
  
      public StringValue(String s) {
          super();
          text = s;
      }
  
      public StringValue(String s, boolean b) {
          super(b);
          text = s;
      }
  
  
      public String toString() {
          return "StringValue: " + text;
      }
  
      public void silentSetString(String s) {
          text = s;
          logChange();
      }
  
      public String getString() {
          reportUse(this);
          return text;
      }
  
      public String getAsString() {
          reportUse(this);
          return (text != null ? text : "");
      }
  
  
      public void clear() {
          silentSetString("");
      }
  
      public void set(String s) {
          reportableSetString(s, this);
      }
  
      public void reportableSetString(String s, Object src) {
          silentSetString(s);
          reportValueChange(src);
          reportUse(src);
      }
  
      public boolean hasNonTrivialValue() {
          return (text != null && text.trim().length() > 0);
      }
  
      public void copyFrom(StringValue src) {
          silentSetString(src.getString());
      }
  
      public void append(String string) {
          reportableSetString(text + string, null);
      }
  
      public void highlightLine(int i) {
          highlight = i;
          // E.info("highlighting line " + i + " of " + text);
          reportValueChange("HIGHLIGHT");  // ADHOC
      }
  
      public void clearHighlight() {
          highlight = -1;
      }
  
      public int getHighlight() {
          return highlight;
      }
  
      public void silentAppendLine(String txt) {
          if (text == null) {
              text = "";
          }
          if (text.length() == 0 || text.endsWith("\n")) {
              // stays as is;
          } else {
              // terminate the previous line;
              text += "\n";
          }
          text += txt;
          text += "\n";
     }
 
 
     public String silentGetAsString() {
         return (text != null ? text : "");
     }
 
 
 }