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Minecraft mapping and rendering tool

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/* Copyright (c) 2012 Jesper Öqvist 
 *
 * This file is part of Chunky.
 *
 * Chunky is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Chunky is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with Chunky.  If not, see .
 */
package se.llbit.chunky.ui;

import javafx.application.Platform;
import javafx.scene.control.Alert;
import javafx.scene.control.Label;
import javafx.scene.layout.Region;
import se.llbit.log.Level;
import se.llbit.log.Receiver;

import java.io.IOException;

/**
 * A log handler for the global Chunky logger.
 *
 * @author Jesper Öqvist 
 */
public class UILogReceiver extends Receiver {

  private ChunkyErrorDialog errorDialog = null;

  @Override public void logEvent(Level level, final String message) {
    switch (level) {
      case INFO:
      case WARNING:
        Platform.runLater(() -> {
          Alert warning = new Alert(Alert.AlertType.WARNING);
          // We have to do some adjustments to make the warning dialog resize to
          // the text content on Linux. Source: http://stackoverflow.com/a/33905734
          warning.getDialogPane().getChildren().stream().filter(node -> node instanceof Label)
              .forEach(node -> ((Label) node).setMinHeight(Region.USE_PREF_SIZE));
          warning.setContentText(message);
          warning.show();
        });
        break;
      case ERROR:
        Platform.runLater(() -> {
          if (errorDialog == null) {
            try {
              errorDialog = new ChunkyErrorDialog();
            } catch (IOException e) {
              throw new Error("Failed to create error dialog", e);
            }
          }
          errorDialog.addErrorMessage(message);
          errorDialog.show();
        });
        break;
    }
  }

}