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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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package complex.toolkit.awtgrid;

import com.sun.star.awt.grid.GridDataEvent;
import com.sun.star.awt.grid.XGridDataListener;
import com.sun.star.lang.EventObject;
import static org.junit.Assert.*;

final public class GridDataListener implements XGridDataListener
{
    public GridDataListener()
    {
    }

    public void rowsInserted( GridDataEvent i_event )
    {
        assertNull( m_rowInsertionEvent );
        m_rowInsertionEvent = i_event;
    }

    public void rowsRemoved( GridDataEvent i_event )
    {
        assertNull( m_rowRemovalEvent );
        m_rowRemovalEvent = i_event;
    }

    public void dataChanged( GridDataEvent i_event )
    {
        assertNull( m_dataChangeEvent );
        m_dataChangeEvent = i_event;
    }

    public void rowHeadingChanged( GridDataEvent i_event )
    {
        assertNull( m_rowHeadingChangeEvent );
        m_rowHeadingChangeEvent = i_event;
    }

    public void disposing( EventObject eo )
    {
        m_disposed = true;
    }

    public final GridDataEvent assertSingleRowInsertionEvent()
    {
        assertNotNull( m_rowInsertionEvent );
        assertNull( m_rowRemovalEvent );
        assertNull( m_dataChangeEvent );
        assertNull( m_rowHeadingChangeEvent );
        assertFalse( m_disposed );
        return m_rowInsertionEvent;
    }

    public final GridDataEvent assertSingleRowRemovalEvent()
    {
        assertNull( m_rowInsertionEvent );
        assertNotNull( m_rowRemovalEvent );
        assertNull( m_dataChangeEvent );
        assertNull( m_rowHeadingChangeEvent );
        assertFalse( m_disposed );
        return m_rowRemovalEvent;
    }

    public final GridDataEvent assertSingleDataChangeEvent()
    {
        assertNull( m_rowInsertionEvent );
        assertNull( m_rowRemovalEvent );
        assertNotNull( m_dataChangeEvent );
        assertNull( m_rowHeadingChangeEvent );
        assertFalse( m_disposed );
        return m_dataChangeEvent;
    }

    public final GridDataEvent assertSingleRowHeadingChangeEvent()
    {
        assertNull( m_rowInsertionEvent );
        assertNull( m_rowRemovalEvent );
        assertNull( m_dataChangeEvent );
        assertNotNull( m_rowHeadingChangeEvent );
        assertFalse( m_disposed );
        return m_rowHeadingChangeEvent;
    }

    public final boolean isDisposed()
    {
        return m_disposed;
    }

    public final void reset()
    {
        m_rowInsertionEvent = m_rowRemovalEvent = m_dataChangeEvent = m_rowHeadingChangeEvent = null;
        // m_disposed is not reset intentionally
    }
    private GridDataEvent m_rowInsertionEvent = null;
    private GridDataEvent m_rowRemovalEvent = null;
    private GridDataEvent m_dataChangeEvent = null;
    private GridDataEvent m_rowHeadingChangeEvent = null;
    private boolean m_disposed = false;
}