java/debugger/impl/src/com/intellij/debugger/settings/TextComponentBinding.java

/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.debugger.settings;

import org.jetbrains.annotations.NonNls;

import javax.swing.text.JTextComponent;
import java.lang.reflect.Field;

/**
 * @author Eugene Zhuravlev
 * Date: Apr 12, 2005
 */
public class TextComponentBinding extends FieldDataBinding{
  private final JTextComponent myTextComponent;

  public TextComponentBinding(@NonNls String dataFieldName, JTextComponent textComponent) {
    super(dataFieldName);
    myTextComponent = textComponent;
  }

  public void doLoadData(Object from, Field field) throws IllegalAccessException {
    final String value = (String)field.get(from);
    myTextComponent.setText(value);
  }

  public void doSaveData(Object to, Field field) throws IllegalAccessException{
    field.set(to, myTextComponent.getText().trim());
  }

  protected boolean isModified(Object obj, Field field) throws IllegalAccessException {
    final String value = (String)field.get(obj);
    return myTextComponent.getText().trim().equals(value);
  }
}