PC Plus SuperCD (UK) 2000 March/pcp161a.iso/handson/files/copyjava.exe/com/sun/java/swing/text/DefaultStyledDocument$StyleChangeUndoableEdit.class

Java Class File | 1998-02-26 | 1.6 KB | 28 lines

package com.sun.java.swing.text;

import com.sun.java.swing.undo.AbstractUndoableEdit;
import com.sun.java.swing.undo.CannotRedoException;
import com.sun.java.swing.undo.CannotUndoException;

class DefaultStyledDocument$StyleChangeUndoableEdit extends AbstractUndoableEdit {
   protected AbstractDocument.AbstractElement element;
   protected Style newStyle;
   protected AttributeSet oldStyle;

   public DefaultStyledDocument$StyleChangeUndoableEdit(AbstractDocument.AbstractElement var1, Style var2) {
      this.element = var1;
      this.newStyle = var2;
      this.oldStyle = var1.getResolveParent();
   }

   public void redo() throws CannotRedoException {
      super.redo();
      this.element.setResolveParent(this.newStyle);
   }

   public void undo() throws CannotUndoException {
      super.undo();
      this.element.setResolveParent(this.oldStyle);
   }
}