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'rapiddweller Common' is an open source Java library forked from Databene Commons by Volker Bergmann. It provides extensions to the Java core library by utility classes, abstract concepts and concrete implementations.

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/*
 * Copyright (C) 2004-2015 Volker Bergmann ([email protected]).
 * All rights reserved.
 *
 * 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.rapiddweller.common.ui;

import com.rapiddweller.common.SystemInfo;
import com.rapiddweller.common.ui.awt.AwtFileChooser;
import com.rapiddweller.common.ui.swing.SwingFileChooser;

import javax.imageio.ImageIO;
import java.awt.AWTException;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

/**
 * Provides GUI utility methods.
 * Created: 01.12.2010 13:55:23
 *
 * @author Volker Bergmann
 * @since 0.2.4
 */
public class GUIUtil {

  /**
   * Create file chooser file chooser.
   *
   * @param selectedFile   the selected file
   * @param supportedTypes the supported types
   * @param operation      the operation
   * @return the file chooser
   */
  public static FileChooser createFileChooser(
      File selectedFile, FileTypeSupport supportedTypes, FileOperation operation) {
    FileChooser chooser;
    if (SystemInfo.isMacOsx()) {
      chooser = new AwtFileChooser(null, operation, supportedTypes);
    } else {
      chooser = new SwingFileChooser(supportedTypes, operation);
    }
    if (selectedFile != null && selectedFile.exists()) {
      if (selectedFile.isDirectory()) {
        chooser.setCurrentDirectory(selectedFile);
      } else {
        chooser.setSelectedFile(selectedFile);
      }
    }
    return chooser;
  }

  /**
   * Take screenshot.
   *
   * @param fileName   the file name
   * @param formatName the format name
   * @throws IOException  the io exception
   * @throws AWTException the awt exception
   */
  public static void takeScreenshot(String fileName, String formatName) throws IOException, AWTException {
    Rectangle screenBounds = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
    BufferedImage image = new Robot().createScreenCapture(screenBounds);
    ImageIO.write(image, formatName, new File(fileName));
  }

}