platform/platform-api/src/com/intellij/util/ui/RefreshFileSystemIcon.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.util.ui;

import com.intellij.icons.AllIcons;

import javax.swing.*;
import java.awt.*;

/**
 * @author Konstantin Bulenkov
 */
public class RefreshFileSystemIcon extends AnimatedIcon {
  private static final Icon[] ICONS = {
    AllIcons.Process.FS.Step_1,
    AllIcons.Process.FS.Step_2,
    AllIcons.Process.FS.Step_3,
    AllIcons.Process.FS.Step_4,
    AllIcons.Process.FS.Step_5,
    AllIcons.Process.FS.Step_6,
    AllIcons.Process.FS.Step_7,
    AllIcons.Process.FS.Step_8,
    AllIcons.Process.FS.Step_9,
    AllIcons.Process.FS.Step_10,
    AllIcons.Process.FS.Step_11,
    AllIcons.Process.FS.Step_12,
    AllIcons.Process.FS.Step_13,
    AllIcons.Process.FS.Step_14,
    AllIcons.Process.FS.Step_15,
    AllIcons.Process.FS.Step_16,
    AllIcons.Process.FS.Step_17,
    AllIcons.Process.FS.Step_18
  };

  public RefreshFileSystemIcon() {
    super("Refreshing filesystem", ICONS, EmptyIcon.ICON_16, 800);
  }

  @Override
  public Dimension getPreferredSize() {
    if (!isRunning()) return new Dimension(0, 0);
    return super.getPreferredSize();
  }

  @Override
  public void paint(Graphics g) {
    g.translate(0, -1);
    super.paint(g);
    g.translate(0, 1);
  }
}