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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "box.hxx"
#include <tools/debug.hxx>
#include <sal/macros.h>
#include <com/sun/star/awt/XWindow2.hpp>
// fixed point precision for distributing error
#define FIXED_PT 16
namespace layoutimpl
{
using namespace css;
Box_Base::ChildData::ChildData( uno::Reference< awt::XLayoutConstrains > const& xChild )
: mxChild( xChild )
, mxProps()
, maRequisition()
{
}
static bool isVisible( uno::Reference< awt::XLayoutConstrains > xWidget )
{
if ( !xWidget.is() )
{
DBG_ERROR( "FIXME: invalid child !" );
return true;
}
uno::Reference< awt::XWindow2 > xWindow( xWidget, uno::UNO_QUERY );
if ( xWindow.is() && !xWindow->isVisible() )
return false;
uno::Reference< awt::XLayoutContainer > xContainer( xWidget, uno::UNO_QUERY );
if ( xContainer.is() )
{
uno::Sequence< uno::Reference< awt::XLayoutConstrains > > aChildren
= xContainer->getChildren();
if (!aChildren.getLength ())
if (Container *c = dynamic_cast <Container*> (xWidget.get ()))
return c->emptyVisible ();
for ( int i = 0; i < aChildren.getLength(); i++ )
if ( isVisible( aChildren[i] ) )
return true;
return false; // this would kill flow without workaround above
}
return true;
}
bool Box_Base::ChildData::isVisible()
{
// FIXME: call the 'isVisible' method on it ?
return layoutimpl::isVisible( mxChild );
}
void
Box_Base::AddChild (uno::Reference <awt::XLayoutConstrains> const& xChild)
{
ChildData *pData = createChild (xChild);
maChildren.push_back (pData);
queueResize ();
}
void SAL_CALL
Box_Base::addChild (uno::Reference <awt::XLayoutConstrains> const& xChild)
throw (uno::RuntimeException, awt::MaxChildrenException)
{
if (xChild.is ())
{
AddChild (xChild);
setChildParent (xChild);
}
}
Box_Base::ChildData*
Box_Base::removeChildData( std::list< ChildData* >& lst, css::uno::Reference< css::awt::XLayoutConstrains > const& xChild )
{
for ( std::list< ChildData* >::iterator it = lst.begin();
it != lst.end(); it++ )
{
if ( (*it)->mxChild == xChild )
{
ChildData* pRet = *it;
lst.erase( it );
return pRet;
}
}
return 0;
}
void SAL_CALL
Box_Base::removeChild( const uno::Reference< awt::XLayoutConstrains >& xChild )
throw (uno::RuntimeException)
{
if ( ChildData* p = removeChildData( maChildren, xChild ) )
{
delete p;
unsetChildParent( xChild );
queueResize();
}
else
{
DBG_ERROR( "Box_Base: removeChild: no such child" );
}
}
uno::Sequence< uno::Reference < awt::XLayoutConstrains > > SAL_CALL
Box_Base::getChildren()
throw (uno::RuntimeException)
{
uno::Sequence< uno::Reference< awt::XLayoutConstrains > > children( maChildren.size() );
unsigned int index = 0;
for ( std::list< ChildData* >::iterator it = maChildren.begin();
it != maChildren.end(); it++, index++ )
children[index] = ( *it )->mxChild;
return children;
}
uno::Reference< beans::XPropertySet > SAL_CALL
Box_Base::getChildProperties( const uno::Reference< awt::XLayoutConstrains >& xChild )
throw (uno::RuntimeException)
{
for ( std::list< ChildData * >::iterator it = maChildren.begin();
it != maChildren.end(); it++)
{
if ( ( *it )->mxChild == xChild )
{
if ( !( *it )->mxProps.is() )
{
PropHelper *pProps = createChildProps( *it );
pProps->setChangeListener( this );
( *it )->mxProps = pProps;
}
return (*it)->mxProps;
}
}
return uno::Reference< beans::XPropertySet >();
}
} // namespace layoutimpl
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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