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#ifndef CORE_CONTAINER_HXX
#define CORE_CONTAINER_HXX
#include "helper.hxx"
#include <cppuhelper/implbase2.hxx>
#include <com/sun/star/awt/MaxChildrenException.hpp>
namespace layoutimpl
{
namespace css = ::com::sun::star;
typedef ::cppu::WeakImplHelper2< css::awt::XLayoutContainer,
css::awt::XLayoutConstrains > Container_Base;
class Container : public Container_Base, public PropHelper, public PropHelper::Listener
{
friend class ChildProps;
protected:
// Widget properties
css::uno::Reference< css::awt::XLayoutContainer > mxParent;
css::uno::Reference< css::awt::XLayoutUnit > mxLayoutUnit;
css::awt::Size maRequisition;
css::awt::Rectangle maAllocation;
// Container properties
sal_Int32 mnBorderWidth;
// Utilities
void allocateChildAt( const css::uno::Reference< css::awt::XLayoutConstrains > &xChild,
const css::awt::Rectangle &rArea )
throw (css::uno::RuntimeException);
static css::uno::Sequence< css::uno::Reference< css::awt::XLayoutConstrains > >
getSingleChild (const css::uno::Reference< css::awt::XLayoutConstrains > &xChildOrNil);
void setChildParent( const css::uno::Reference< css::awt::XLayoutConstrains >& xChild );
void unsetChildParent( const css::uno::Reference< css::awt::XLayoutConstrains >& xChild );
void queueResize();
void forceRecalc() { allocateArea( maAllocation ); }
public:
Container();
virtual ~Container() {}
// XInterface
virtual void SAL_CALL acquire() throw() { PropHelper::acquire(); }
virtual void SAL_CALL release() throw() { PropHelper::release(); }
virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException);
// css::awt::XLayoutContainer
virtual void SAL_CALL addChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
throw (css::uno::RuntimeException, css::awt::MaxChildrenException) = 0;
virtual void SAL_CALL removeChild( const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
throw (css::uno::RuntimeException) = 0;
virtual css::uno::Sequence< css::uno::Reference
< css::awt::XLayoutConstrains > > SAL_CALL getChildren()
throw (css::uno::RuntimeException) = 0;
virtual css::uno::Reference< css::beans::XPropertySet > SAL_CALL getChildProperties(
const css::uno::Reference< css::awt::XLayoutConstrains >& Child )
throw (css::uno::RuntimeException) = 0;
virtual void SAL_CALL allocateArea( const css::awt::Rectangle &rArea )
throw (css::uno::RuntimeException) = 0;
void SAL_CALL setLayoutUnit( const css::uno::Reference< css::awt::XLayoutUnit > &xUnit )
throw(css::uno::RuntimeException)
{ mxLayoutUnit = xUnit; }
css::uno::Reference< css::awt::XLayoutUnit > SAL_CALL getLayoutUnit()
throw(css::uno::RuntimeException)
{ return mxLayoutUnit; }
css::awt::Size SAL_CALL getRequestedSize() throw(css::uno::RuntimeException)
{ return maRequisition; }
com::sun::star::awt::Rectangle SAL_CALL getAllocatedArea() throw(css::uno::RuntimeException)
{ return maAllocation; }
virtual sal_Bool SAL_CALL hasHeightForWidth()
throw(css::uno::RuntimeException) = 0;
virtual sal_Int32 SAL_CALL getHeightForWidth( sal_Int32 nWidth )
throw(css::uno::RuntimeException) = 0;
// css::awt::XLayoutContainer: css::container::XChild
css::uno::Reference< css::uno::XInterface > SAL_CALL getParent()
throw (css::uno::RuntimeException)
{ return mxParent; }
void SAL_CALL setParent( const css::uno::Reference< css::uno::XInterface > &xParent )
throw (css::uno::RuntimeException)
{ mxParent = css::uno::Reference< css::awt::XLayoutContainer >( xParent, css::uno::UNO_QUERY ); }
// css::awt::XLayoutConstrains
virtual css::awt::Size SAL_CALL getMinimumSize()
throw(css::uno::RuntimeException) = 0;
// (not properly implemented in toolkit, ignore it.)
css::awt::Size SAL_CALL getPreferredSize()
throw(css::uno::RuntimeException) { return getMinimumSize(); } // TODO: use this for flow?
css::awt::Size SAL_CALL calcAdjustedSize( const css::awt::Size& rNewSize )
throw(css::uno::RuntimeException) { return rNewSize; }
PROPHELPER_SET_INFO
protected:
void propertiesChanged();
};
} // namespace layoutimpl
#endif /*CORE_CONTAINER_HXX*/
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