137 lines
5.6 KiB
C++
137 lines
5.6 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef LAYOUT_CORE_CONTAINER_HXX
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#define LAYOUT_CORE_CONTAINER_HXX
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#include <layout/core/helper.hxx>
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#include <cppuhelper/implbase2.hxx>
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#include <com/sun/star/awt/MaxChildrenException.hpp>
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namespace layoutimpl
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{
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namespace css = ::com::sun::star;
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typedef ::cppu::WeakImplHelper2< css::awt::XLayoutContainer,
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css::awt::XLayoutConstrains > Container_Base;
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class TOOLKIT_DLLPUBLIC Container : public Container_Base, public PropHelper, public PropHelper::Listener
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{
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friend class ChildProps;
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protected:
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// Widget properties
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css::uno::Reference< css::awt::XLayoutContainer > mxParent;
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css::uno::Reference< css::awt::XLayoutUnit > mxLayoutUnit;
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css::awt::Size maRequisition;
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css::awt::Rectangle maAllocation;
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// Container properties
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sal_Int32 mnBorderWidth;
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// Utilities
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void allocateChildAt( const css::uno::Reference< css::awt::XLayoutConstrains > &xChild,
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const css::awt::Rectangle &rArea )
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throw (css::uno::RuntimeException);
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static css::uno::Sequence< css::uno::Reference< css::awt::XLayoutConstrains > >
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getSingleChild (const css::uno::Reference< css::awt::XLayoutConstrains > &xChildOrNil);
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void setChildParent( const css::uno::Reference< css::awt::XLayoutConstrains >& xChild );
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void unsetChildParent( const css::uno::Reference< css::awt::XLayoutConstrains >& xChild );
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void queueResize();
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void forceRecalc() { allocateArea( maAllocation ); }
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public:
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Container();
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virtual ~Container() {}
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virtual bool emptyVisible ();
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// XInterface
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virtual void SAL_CALL acquire() throw() { PropHelper::acquire(); }
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virtual void SAL_CALL release() throw() { PropHelper::release(); }
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virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException);
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// css::awt::XLayoutContainer
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virtual void SAL_CALL addChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
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throw (css::uno::RuntimeException, css::awt::MaxChildrenException) = 0;
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virtual void SAL_CALL removeChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
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throw (css::uno::RuntimeException) = 0;
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virtual css::uno::Sequence< css::uno::Reference
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< css::awt::XLayoutConstrains > > SAL_CALL getChildren()
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throw (css::uno::RuntimeException) = 0;
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virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL getChildProperties(
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const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
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throw (css::uno::RuntimeException) = 0;
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virtual void SAL_CALL allocateArea( const css::awt::Rectangle &rArea )
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throw (css::uno::RuntimeException) = 0;
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void SAL_CALL setLayoutUnit( const css::uno::Reference< css::awt::XLayoutUnit > &xUnit )
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throw(css::uno::RuntimeException)
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{ mxLayoutUnit = xUnit; }
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css::uno::Reference< css::awt::XLayoutUnit > SAL_CALL getLayoutUnit()
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throw(css::uno::RuntimeException)
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{ return mxLayoutUnit; }
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css::awt::Size SAL_CALL getRequestedSize() throw(css::uno::RuntimeException)
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{ return maRequisition; }
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com::sun::star::awt::Rectangle SAL_CALL getAllocatedArea() throw(css::uno::RuntimeException)
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{ return maAllocation; }
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virtual sal_Bool SAL_CALL hasHeightForWidth()
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throw(css::uno::RuntimeException) = 0;
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virtual sal_Int32 SAL_CALL getHeightForWidth( sal_Int32 nWidth )
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throw(css::uno::RuntimeException) = 0;
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// css::awt::XLayoutContainer: css::container::XChild
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css::uno::Reference< css::uno::XInterface > SAL_CALL getParent()
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throw (css::uno::RuntimeException)
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{ return mxParent; }
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void SAL_CALL setParent( const css::uno::Reference< css::uno::XInterface > &xParent )
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throw (css::uno::RuntimeException)
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{ mxParent = css::uno::Reference< css::awt::XLayoutContainer >( xParent, css::uno::UNO_QUERY ); }
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// css::awt::XLayoutConstrains
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virtual css::awt::Size SAL_CALL getMinimumSize()
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throw(css::uno::RuntimeException) = 0;
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// (not properly implemented in toolkit, ignore it.)
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css::awt::Size SAL_CALL getPreferredSize()
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throw(css::uno::RuntimeException) { return getMinimumSize(); } // TODO: use this for flow?
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css::awt::Size SAL_CALL calcAdjustedSize( const css::awt::Size& rNewSize )
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throw(css::uno::RuntimeException) { return rNewSize; }
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protected:
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void propertiesChanged();
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};
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} // namespace layoutimpl
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#endif /* LAYOUT_CORE_CONTAINER_HXX */
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