plugins/ui-designer/src/com/intellij/uiDesigner/propertyInspector/properties/AbstractIntProperty.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.uiDesigner.propertyInspector.properties;

import com.intellij.uiDesigner.propertyInspector.Property;
import com.intellij.uiDesigner.propertyInspector.PropertyRenderer;
import com.intellij.uiDesigner.propertyInspector.PropertyEditor;
import com.intellij.uiDesigner.propertyInspector.renderers.LabelPropertyRenderer;
import com.intellij.uiDesigner.propertyInspector.editors.IntEditor;
import com.intellij.uiDesigner.radComponents.RadComponent;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.Nullable;

/**
 * @author yole
 */
public abstract class AbstractIntProperty<T extends RadComponent> extends Property<T, Integer> {
  private final int myDefaultValue;
  private final LabelPropertyRenderer<Integer> myRenderer = new LabelPropertyRenderer<Integer>();
  private final IntEditor myEditor;

  protected AbstractIntProperty(Property parent, @NotNull @NonNls String name, int defaultValue) {
    super(parent, name);
    myDefaultValue = defaultValue;
    myEditor = new IntEditor(defaultValue);
  }

  @NotNull public PropertyRenderer<Integer> getRenderer() {
    return myRenderer;
  }

  @Nullable public PropertyEditor<Integer> getEditor() {
    return myEditor;
  }

  @Override public boolean isModified(final T component) {
    Integer intValue = getValue(component);
    return intValue != null && intValue.intValue() != getDefaultValue(component);
  }

  @Override public void resetValue(T component) throws Exception {
    setValue(component, getDefaultValue(component));
  }

  protected int getDefaultValue(final T component) {
    return myDefaultValue;
  }
}