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| -rw-r--r-- | sfx2/source/inc/statcach.hxx | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/sfx2/source/inc/statcach.hxx b/sfx2/source/inc/statcach.hxx new file mode 100644 index 000000000..4247037e2 --- /dev/null +++ b/sfx2/source/inc/statcach.hxx @@ -0,0 +1,154 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ +#ifndef INCLUDED_SFX2_SOURCE_INC_STATCACH_HXX +#define INCLUDED_SFX2_SOURCE_INC_STATCACH_HXX + +#include <com/sun/star/frame/XDispatch.hpp> +#include <com/sun/star/frame/XDispatchProvider.hpp> +#include <com/sun/star/frame/XStatusListener.hpp> +#include <com/sun/star/frame/FeatureStateEvent.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <cppuhelper/implbase.hxx> +#include <tools/debug.hxx> +#include <rtl/ref.hxx> + +#include <sfx2/bindings.hxx> + +#include "slotserv.hxx" + +class SfxControllerItem; +class SfxDispatcher; +class BindDispatch_Impl final : public ::cppu::WeakImplHelper< css::frame::XStatusListener > +{ +friend class SfxStateCache; + css::uno::Reference< css::frame::XDispatch > xDisp; + css::util::URL aURL; + css::frame::FeatureStateEvent aStatus; + SfxStateCache* pCache; + const SfxSlot* pSlot; + +public: + BindDispatch_Impl( + const css::uno::Reference< css::frame::XDispatch > & rDisp, + const css::util::URL& rURL, + SfxStateCache* pStateCache, const SfxSlot* pSlot ); + + virtual void SAL_CALL statusChanged( const css::frame::FeatureStateEvent& Event ) override; + virtual void SAL_CALL disposing( const css::lang::EventObject& Source ) override; + + const css::frame::FeatureStateEvent& GetStatus() const { return aStatus;} + sal_Int16 Dispatch( const css::uno::Sequence < css::beans::PropertyValue >& aProps, bool bForceSynchron ); + void Release(); +}; + +class SfxStateCache +{ +friend class BindDispatch_Impl; + rtl::Reference<BindDispatch_Impl> + mxDispatch; + sal_uInt16 nId; // Slot-Id + SfxControllerItem* pInternalController; + css::uno::Reference < css::frame::XDispatch > xMyDispatch; + SfxControllerItem* pController; // Pointer to first bound Controller (interlinked with each other) + SfxSlotServer aSlotServ; // SlotServer, SlotPtr = 0 -> not on Stack + SfxPoolItem* pLastItem; // Last sent Item, never -1 + SfxItemState eLastState; // Last sent State + bool bCtrlDirty:1; // Update Controller? + bool bSlotDirty:1; // Present Function, must be updated + bool bItemVisible:1; // item visibility + bool bItemDirty; // Validity of pLastItem + +private: + SfxStateCache( const SfxStateCache& rOrig ) = delete; + void SetState_Impl( SfxItemState, const SfxPoolItem*, bool bMaybeDirty ); + +public: + SfxStateCache( sal_uInt16 nFuncId ); + ~SfxStateCache(); + + sal_uInt16 GetId() const; + + const SfxSlotServer* GetSlotServer( SfxDispatcher &rDispat, const css::uno::Reference< css::frame::XDispatchProvider > & xProv ); + const SfxSlotServer* GetSlotServer( SfxDispatcher &rDispat ) + { return GetSlotServer( rDispat, css::uno::Reference< css::frame::XDispatchProvider > () ); } + css::uno::Reference< css::frame::XDispatch > GetDispatch() const; + sal_Int16 Dispatch( const SfxItemSet* pSet, bool bForceSynchron ); + bool IsControllerDirty() const + { return bCtrlDirty; } + void ClearCache(); + + void SetState( SfxItemState, const SfxPoolItem*, bool bMaybeDirty=false ); + void SetCachedState(bool bAlways); + void Invalidate( bool bWithSlot ); + void SetVisibleState( bool bShow ); + void GetState( boost::property_tree::ptree& ); + + SfxControllerItem* ChangeItemLink( SfxControllerItem* pNewBinding ); + SfxControllerItem* GetItemLink() const; + void SetInternalController( SfxControllerItem* pCtrl ) + { DBG_ASSERT( !pInternalController, "Only one internal controller allowed!" ); pInternalController = pCtrl; } + void ReleaseInternalController() { pInternalController = nullptr; } + SfxControllerItem* GetInternalController() const { return pInternalController; } + const css::uno::Reference < css::frame::XDispatch >& + GetInternalDispatch() const + { return xMyDispatch; } + void SetInternalDispatch( const css::uno::Reference < css::frame::XDispatch >& rDisp ) + { xMyDispatch = rDisp; } +}; + + +// clears Cached-Item + +inline void SfxStateCache::ClearCache() +{ + bItemDirty = true; +} + + +// registers an item representing this function + +inline SfxControllerItem* SfxStateCache::ChangeItemLink( SfxControllerItem* pNewBinding ) +{ + SfxControllerItem* pOldBinding = pController; + pController = pNewBinding; + if ( pNewBinding ) + { + bCtrlDirty = true; + bItemDirty = true; + } + return pOldBinding; +} + + +// returns the func binding which becomes called on spreading states + +inline SfxControllerItem* SfxStateCache::GetItemLink() const +{ + return pController; +} + + +inline sal_uInt16 SfxStateCache::GetId() const +{ + return nId; +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |