AbstractStructGrid.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * 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 org.kaaproject.kaa.server.admin.client.mvp.view.struct;

import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.user.cellview.client.DataGrid;

import org.kaaproject.kaa.common.dto.AbstractStructureDto;
import org.kaaproject.kaa.common.dto.StructureRecordDto;
import org.kaaproject.kaa.server.admin.client.mvp.view.grid.AbstractKaaGrid;
import org.kaaproject.kaa.server.admin.client.util.Utils;

public abstract class AbstractStructGrid
    <R extends AbstractStructureDto, T extends StructureRecordDto<R>, K>
    extends AbstractKaaGrid<T, K> {

  public AbstractStructGrid() {
    super(Unit.PX, true, true);
  }

  @Override
  protected float constructColumnsImpl(DataGrid<T> table) {
    float prefWidth = 0;

    prefWidth += constructStringColumn(table,
        Utils.constants.description(),
        new StringValueProvider<T>() {
          @Override
          public String getValue(T item) {
            return item.getDescription();
          }
        }, 160);

    prefWidth += constructBooleanColumn(table,
        Utils.constants.active(),
        new BooleanValueProvider<T>() {
          @Override
          public Boolean getValue(T item) {
            return item.hasActive() && !item.hasDeprecated();
          }
        }, 40);

    prefWidth += constructBooleanColumn(table,
        Utils.constants.draft(),
        new BooleanValueProvider<T>() {
          @Override
          public Boolean getValue(T item) {
            return item.hasDraft();
          }
        }, 40);

    return prefWidth;
  }

  @Override
  protected boolean canDelete(T value) {
    return value.hasDraft() || !value.hasDeprecated();
  }

}