/**************************************************************
 * 
 * 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
 * under the License.
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 *************************************************************/



package org.openoffice.java.accessibility;

import com.sun.star.accessibility.*;

class AccessibleSelectionImpl implements javax.accessibility.AccessibleSelection {
    XAccessibleSelection unoAccessibleSelection;
    
    AccessibleSelectionImpl(XAccessibleSelection xAccessibleSelection) {
        unoAccessibleSelection = xAccessibleSelection;
    }
    
    /** Returns an Accessible representing the specified selected child of the object */
    public javax.accessibility.Accessible getAccessibleSelection(int i) {
        try {
            return (javax.accessibility.Accessible) AccessibleObjectFactory.getAccessibleComponent(
                unoAccessibleSelection.getSelectedAccessibleChild(i));
        } catch (com.sun.star.uno.Exception e) {
            return null;
        }
    }

    /** Adds the specified Accessible child of the object to the object's selection */
    public void addAccessibleSelection(int i) {
        try {
            unoAccessibleSelection.selectAccessibleChild(i);
        } catch (com.sun.star.uno.Exception e) {
        }
    }

    /** Clears the selection in the object, so that no children in the object are selected */
    public void clearAccessibleSelection() {
        try {
            unoAccessibleSelection.clearAccessibleSelection();
        } catch (com.sun.star.uno.RuntimeException e) {
        }
    }

    /** Returns the number of Accessible children currently selected */
    public int getAccessibleSelectionCount() {
        try {
            return unoAccessibleSelection.getSelectedAccessibleChildCount();
        } catch (com.sun.star.uno.RuntimeException e) {
            return 0;
        }
    }

    /** Determines if the current child of this object is selected */
    public boolean isAccessibleChildSelected(int i) {
        try {
            return unoAccessibleSelection.isAccessibleChildSelected(i);
        } catch (com.sun.star.uno.Exception e) {
            return false;
        }
    }

    /** Removes the specified child of the object from the object's selection */
    public void removeAccessibleSelection(int i) {
        try {
            unoAccessibleSelection.deselectAccessibleChild(i);
        } catch (com.sun.star.uno.Exception e) {
        }
    }

    /** Causes every child of the object to be selected if the object supports multiple selection */
    public void selectAllAccessibleSelection() {
        try {
            unoAccessibleSelection.selectAllAccessibleChildren();
        } catch (com.sun.star.uno.RuntimeException e) {
        }
    }
    
}