com.alee.extended.list.CheckBoxListModel Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of weblaf-ui Show documentation
WebLaf is a Java Swing Look and Feel and extended components library for cross-platform applications
There is a newer version: 2.2.1
/*
 * This file is part of WebLookAndFeel library.
 *
 * WebLookAndFeel library 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.
 *
 * WebLookAndFeel library 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 WebLookAndFeel library.  If not, see .
 */

package com.alee.extended.list;

import com.alee.laf.list.WebListModel;

import java.util.ArrayList;
import java.util.List;

/**
 * Custom list model for checkbox list component.
 * This class overrides a few default model methods to avoid casting to checkbox cell data object.
 * There are also methods to add new elements and change/retrieve checkbox selection state.
 *
 * @author Mikle Garin
 */

public class CheckBoxListModel extends WebListModel
{
    /**
     * Constructs checkbox list model.
     */
    public CheckBoxListModel ()
    {
        super ();
    }


    /**
     * Adds new checkbox cell data with a specified user object into list model.
     *
     * @param userObject user object
     */
    public void addCheckBoxElement ( final Object userObject )
    {
        addElement ( new CheckBoxCellData ( userObject ) );
    }

    /**
     * Adds new checkbox cell data with a specified user object and checkbox selection state into list model.
     *
     * @param userObject user object
     * @param selected   whether checkbox selected or not
     */
    public void addCheckBoxElement ( final Object userObject, final boolean selected )
    {
        addElement ( new CheckBoxCellData ( userObject, selected ) );
    }

    /**
     * Adds new checkbox cell data with a specified user object into list model at the specified index.
     *
     * @param index      new cell index
     * @param userObject user object
     */
    public void addCheckBoxElementAt ( final int index, final Object userObject )
    {
        add ( index, new CheckBoxCellData ( userObject ) );
    }

    /**
     * Adds new checkbox cell data with a specified user object and checkbox selection state into list model at the specified index.
     *
     * @param index      new cell index
     * @param userObject user object
     * @param selected   whether checkbox selected or not
     */
    public void addCheckBoxElementAt ( final int index, final Object userObject, final boolean selected )
    {
        add ( index, new CheckBoxCellData ( userObject, selected ) );
    }

    /**
     * Returns whether checkbox under the specified cell index is selected or not.
     *
     * @param index cell index
     * @return true if checkbox at the specified cell index is selected, false otherwise
     */
    public boolean isCheckBoxSelected ( final int index )
    {
        return get ( index ).isSelected ();
    }

    /**
     * Returns list of values from checked cells.
     *
     * @return list of values from checked cells
     */
    public List