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/* -*- 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 <sfx2/bindings.hxx>
#include "slotserv.hxx"
class SfxControllerItem;
class SfxDispatcher;
class BindDispatch_Impl : public ::cppu::WeakImplHelper< css::frame::XStatusListener >
{
friend class SfxStateCache;
css::uno::Reference< css::frame::XDispatch > xDisp;
css::util::URL const 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 const 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 );
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 a 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: */
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