/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_fpicker.hxx"

//------------------------------------------------------------------------
// includes
//------------------------------------------------------------------------
#include "controlcommand.hxx"
#include "controlcommandrequest.hxx"
#include "controlcommandresult.hxx"
#include "filepickerstate.hxx"

//---------------------------------------------
//
//---------------------------------------------

CControlCommand::CControlCommand( sal_Int16 aControlId ) :
    m_NextCommand( NULL ),
    m_aControlId( aControlId )
{
}

//---------------------------------------------
//
//---------------------------------------------

CControlCommand::~CControlCommand( )
{
}

//---------------------------------------------
//
//---------------------------------------------

CControlCommandResult* SAL_CALL CControlCommand::handleRequest( CControlCommandRequest* pRequest )
{
    // if the command does not support handleRequest, it should at least
    // redirect the request to the next element
    // so the base class implementation has to do it

    OSL_ENSURE( pRequest, "inavlid parameter" );

    CControlCommandResult* result;
    CControlCommand* nextCommand;

    nextCommand = getNextCommand( );
    if ( nextCommand )
    {
        result = nextCommand->handleRequest( pRequest );
    }
    else
    {
        result = new CControlCommandResult();
    }

    return result;
}

//---------------------------------------------
//
//---------------------------------------------

CControlCommand* SAL_CALL CControlCommand::getNextCommand( ) const
{
    return m_NextCommand;
}

//---------------------------------------------
//
//---------------------------------------------

void SAL_CALL CControlCommand::setNextCommand( CControlCommand* nextCommand )
{
    m_NextCommand = nextCommand;
}

//---------------------------------------------
//
//---------------------------------------------

sal_Int16 SAL_CALL CControlCommand::getControlId( ) const
{
    return m_aControlId;
}


//---------------------------------------------
//
//---------------------------------------------

CValueControlCommand::CValueControlCommand(         
        sal_Int16 aControlId, 
        sal_Int16 aControlAction,
        const ::com::sun::star::uno::Any& aValue ) :
    CControlCommand( aControlId ),
    m_aControlAction( aControlAction ),
    m_aValue( aValue )
{
}

//---------------------------------------------
//
//---------------------------------------------

void SAL_CALL CValueControlCommand::exec( CFilePickerState* aFilePickerState )
{
    OSL_ENSURE( aFilePickerState, "empty reference" );

    aFilePickerState->setValue( 
        getControlId( ),
        m_aControlAction,
        m_aValue );
}

//---------------------------------------------
//
//---------------------------------------------

CControlCommandResult* SAL_CALL CValueControlCommand::handleRequest( CControlCommandRequest* aRequest )
{
    CValueControlCommandRequest* value_request = 
        dynamic_cast< CValueControlCommandRequest* >( aRequest );

    CControlCommandResult* result;
    CControlCommand* nextCommand;

    if ( value_request && 
         (value_request->getControlId( ) == getControlId( )) && 
         (value_request->getControlAction( ) == m_aControlAction) )
    {
        result = new CValueCommandResult( sal_True, m_aValue );
    }
    else
    {
        nextCommand = getNextCommand( );
        if ( nextCommand )
        {
            result = nextCommand->handleRequest( aRequest );
        }
        else
        {
            result = new CControlCommandResult( );
        }
    }

    return result;
}

//---------------------------------------------
//
//---------------------------------------------

sal_Int16 SAL_CALL CValueControlCommand::getControlAction( ) const
{
    return m_aControlAction;
}

//---------------------------------------------
//
//---------------------------------------------

::com::sun::star::uno::Any SAL_CALL CValueControlCommand::getValue( ) const
{
    return m_aValue;
}
    

//---------------------------------------------
//
//---------------------------------------------

CLabelControlCommand::CLabelControlCommand(        
        sal_Int16 aControlId,         
        const rtl::OUString& aLabel ) : 
    CControlCommand( aControlId ),
    m_aLabel( aLabel )
{
}

//---------------------------------------------
//
//---------------------------------------------

void SAL_CALL CLabelControlCommand::exec( CFilePickerState* aFilePickerState )
{
    OSL_ENSURE( aFilePickerState, "empty reference" );

    aFilePickerState->setLabel( getControlId( ), m_aLabel );
}

//---------------------------------------------
//
//---------------------------------------------

CControlCommandResult* SAL_CALL CLabelControlCommand::handleRequest( CControlCommandRequest* aRequest )
{
    OSL_ENSURE( aRequest, "inavlid parameter" );

    CControlCommandResult* result;
    CControlCommand* nextCommand;

    CValueControlCommandRequest* value_request = 
        dynamic_cast< CValueControlCommandRequest* >( aRequest );

    if ( !value_request && 
         (aRequest->getControlId( ) == getControlId( )) )
    {
        result = new CLabelCommandResult( sal_True, m_aLabel );
    }
    else
    {
        nextCommand = getNextCommand( );
        if ( nextCommand )
        {
            result = nextCommand->handleRequest( aRequest );
        }
        else
        {
            result = new CControlCommandResult( );
        }
    }

    return result;
}

//---------------------------------------------
//
//---------------------------------------------

rtl::OUString SAL_CALL CLabelControlCommand::getLabel( ) const
{
    return m_aLabel;
}

//---------------------------------------------
//
//---------------------------------------------

CEnableControlCommand::CEnableControlCommand(        
        sal_Int16 aControlId,         
        sal_Bool bEnable ) :
    CControlCommand( aControlId ),
    m_bEnable( bEnable )
{
}

//---------------------------------------------
//
//---------------------------------------------

void SAL_CALL CEnableControlCommand::exec( CFilePickerState* aFilePickerState )
{
    OSL_ENSURE( aFilePickerState, "empty reference" );

    aFilePickerState->enableControl( getControlId( ), m_bEnable );
}