/*
 * Copyright (C) 2021 The Android Open Source Project
 *
 * 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.android.tools.idea.devicemanager;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Collection;
import javax.swing.table.TableColumn;
import org.jetbrains.annotations.NotNull;

public final class MergedTableColumn extends TableColumn implements PropertyChangeListener {
  private final @NotNull Collection<TableColumn> myColumns;

  public MergedTableColumn(@NotNull Collection<TableColumn> columns) {
    myColumns = columns;
    columns.forEach(column -> column.addPropertyChangeListener(this));
  }

  @Override
  public int getModelIndex() {
    throw new AssertionError();
  }

  @Override
  public void propertyChange(@NotNull PropertyChangeEvent event) {
    if (!event.getPropertyName().equals("width")) {
      return;
    }

    int width = myColumns.stream()
      .mapToInt(TableColumn::getWidth)
      .sum();

    setWidth(width);
  }
}
