platform/platform-impl/src/com/intellij/ide/ui/laf/darcula/ui/DarculaCheckBoxBorder.java

/*
 * Copyright 2000-2012 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.ide.ui.laf.darcula.ui;

import com.intellij.openapi.util.SystemInfo;
import com.intellij.util.ui.UIUtil;

import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.plaf.InsetsUIResource;
import javax.swing.plaf.UIResource;
import java.awt.*;

/**
 * @author Konstantin Bulenkov
 */
public class DarculaCheckBoxBorder implements Border, UIResource {
  @Override
  public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
  }

  @Override
  public Insets getBorderInsets(Component c) {
    final int a = SystemInfo.isMac || UIUtil.getParentOfType(CellRendererPane.class, c) != null ? 0 : 2;
    return  new InsetsUIResource(a, a, a, a);
  }

  @Override
  public boolean isBorderOpaque() {
    return false;
  }
}