| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef LAYOUT_CORE_CONTAINER_HXX |
| #define LAYOUT_CORE_CONTAINER_HXX |
| |
| #include <layout/core/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 TOOLKIT_DLLPUBLIC 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() {} |
| |
| virtual bool emptyVisible (); |
| |
| // 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; } |
| |
| protected: |
| void propertiesChanged(); |
| }; |
| |
| } // namespace layoutimpl |
| |
| #endif /* LAYOUT_CORE_CONTAINER_HXX */ |