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A packaging of the IntelliJ Community Edition platform-impl library. This is release number 1 of trunk branch 142.
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/*
 * Copyright 2000-2014 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.notification.impl.ui;

import com.intellij.notification.Notification;
import com.intellij.notification.NotificationListener;
import com.intellij.openapi.ui.MessageType;
import com.intellij.ui.ColorUtil;
import com.intellij.ui.JBColor;
import com.intellij.xml.util.XmlStringUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;
import java.awt.*;

/**
 * @author spleaner
 */
public class NotificationsUtil {

  private NotificationsUtil() {
  }

  public static String buildHtml(@NotNull final Notification notification, @Nullable String style) {
    String result = "";
    if (style != null) {
      result += "";
    }
    result += "" + notification.getTitle() + "" +
              "" + notification.getContent() + "";
    if (style != null) {
      result += "";
    }
    return XmlStringUtil.wrapInHtml(result);
  }

  public static String buildHtml(@NotNull final String title, @NotNull final String content, @Nullable String style) {
    String result = "";
    if (style != null) {
      result += "";
    }
    result += "" + title + "" + content + "";
    if (style != null) {
      result += "";
    }
    return XmlStringUtil.wrapInHtml(result);
  }

  @Nullable
  public static HyperlinkListener wrapListener(@NotNull final Notification notification) {
    final NotificationListener listener = notification.getListener();
    if (listener == null) return null;

    return new HyperlinkListener() {
      public void hyperlinkUpdate(HyperlinkEvent e) {
        if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
          final NotificationListener listener1 = notification.getListener();
          if (listener1 != null) {
            listener1.hyperlinkUpdate(notification, e);
          }
        }
      }
    };
  }

  public static Icon getIcon(@NotNull final Notification notification) {
    Icon icon = notification.getIcon();

    if (icon == null) {
      icon = getMessageType(notification).getDefaultIcon();
    }

    return icon;
  }

  public static MessageType getMessageType(@NotNull Notification notification) {
    switch (notification.getType()) {
      case WARNING: return MessageType.WARNING;
      case ERROR: return MessageType.ERROR;
      case INFORMATION:
      default: return MessageType.INFO;
    }
  }

  public static Color getBackground(@NotNull final Notification notification) {
    return getMessageType(notification).getPopupBackground();
  }

  public static Color getBorderColor(Notification notification) {
    switch (notification.getType()) {
      case ERROR:
        return new JBColor(Color.gray, new Color(0xc8c8c8));
      case WARNING:
        return new JBColor(Color.gray, new Color(0x615f51));
      case INFORMATION:
      default:
        return new JBColor(Color.gray, new Color(0x205c00));
    }
  }
}