com.nelkinda.javax.swing.example.csveditor.CsvTableModel Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of nelkinda-japi-swing-example-csveditor Show documentation
The newest version!
/*
 * Copyright © 2016 - 2016 Nelkinda Software Craft Pvt Ltd.
 *
 * This file is part of com.nelkinda.japi.
 *
 * com.nelkinda.japi is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * com.nelkinda.japi 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along with com.nelkinda.japi.
 * If not, see .
 */

package com.nelkinda.javax.swing.example.csveditor;

import java.util.ArrayList;
import java.util.List;
import javax.swing.event.EventListenerList;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import javax.swing.table.TableModel;

public class CsvTableModel implements TableModel {
    /**
     * List of listeners.
     */
    private final EventListenerList listenerList = new EventListenerList();

    /**
     * The number of columns currently present in this model.
     */
    private int columnCount;

    /**
     * The names of the columns.
     */
    private final List columnNames = new ArrayList<>();

    @Override
    public int getRowCount() {
        // TODO
        return 0;
    }

    @Override
    public int getColumnCount() {
        return columnCount;
    }

    @Override
    public String getColumnName(final int columnIndex) {
        return columnNames.get(columnIndex);
    }

    @Override
    public Class getColumnClass(final int columnIndex) {
        // TODO
        return null;
    }

    @Override
    public boolean isCellEditable(final int rowIndex, final int columnIndex) {
        // TODO
        return false;
    }

    @Override
    public String getValueAt(final int rowIndex, final int columnIndex) {
        // TODO
        return null;
    }

    @Override
    public void setValueAt(final Object aValue, final int rowIndex, final int columnIndex) {
        setValueAt(aValue.toString(), rowIndex, columnIndex);
    }

    public void setValueAt(final String value, final int rowIndex, final int columnIndex) {
        // TODO
    }

    @Override
    public final void addTableModelListener(final TableModelListener l) {
        listenerList.add(TableModelListener.class, l);
    }

    @Override
    public final void removeTableModelListener(final TableModelListener l) {
        listenerList.remove(TableModelListener.class, l);
    }

    public final TableModelListener[] getTableModelListeners() {
        return listenerList.getListeners(TableModelListener.class);
    }

    /**
     * Inserts a new column named {@code columnName} after the column with index {@code columnIndex}.
     *
     * @param columnIndex Index of the column after which to insert a new column.
     * @param columnName  Name of the column to insert.
     */
    public void columnInsertAfter(final int columnIndex, final String columnName) {
        columnCount++;
        columnNames.add(columnIndex + 1, columnName);
    }

    /**
     * Notifies all listeners that the table's structure has changed.
     * The number of columns in the table, and the names and types of the new columns may be different from the previous state.
     * If the {@code JTable} receives this event and its {@code autoCreateColumnsFromModel} flag is set it discards any table columns that it had and reallocates default columns in the order they appear in the model.
     * This is the same as calling {@code setModel(TableModel)} on the {@code JTable}.
     *
     * @see TableModelEvent
     * @see EventListenerList
     */
    public void fireTableStructureChanged() {
        fireTableChanged(new TableModelEvent(this, TableModelEvent.HEADER_ROW));
    }

    /**
     * Forwards the given notification event to all
     * {@code TableModelListeners} that registered
     * themselves as listeners for this table model.
     *
     * @param e  the event to be forwarded
     *
     * @see #addTableModelListener
     * @see TableModelEvent
     * @see EventListenerList
     */
    public void fireTableChanged(TableModelEvent e) {
        // Guaranteed to return a non-null array
        Object[] listeners = listenerList.getListenerList();
        // Process the listeners last to first, notifying
        // those that are interested in this event
        for (int i = listeners.length-2; i>=0; i-=2) {
            if (listeners[i]==TableModelListener.class) {
                ((TableModelListener)listeners[i+1]).tableChanged(e);
            }
        }
    }
}