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| -rw-r--r-- | sfx2/source/control/request.cxx | 763 |
1 files changed, 763 insertions, 0 deletions
diff --git a/sfx2/source/control/request.cxx b/sfx2/source/control/request.cxx new file mode 100644 index 000000000..b43d1dd99 --- /dev/null +++ b/sfx2/source/control/request.cxx @@ -0,0 +1,763 @@ +/* -*- 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 . + */ + +#include <memory> +#include <com/sun/star/frame/DispatchStatement.hpp> +#include <com/sun/star/container/XIndexReplace.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> +#include <com/sun/star/uno/Sequence.hxx> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/util/URLTransformer.hpp> +#include <com/sun/star/util/XURLTransformer.hpp> +#include <com/sun/star/frame/XDispatchRecorderSupplier.hpp> +#include <svl/itemiter.hxx> +#include <sal/log.hxx> +#include <osl/diagnose.h> +#include <tools/debug.hxx> + +#include <svl/itempool.hxx> +#include <itemdel.hxx> + +#include <comphelper/processfactory.hxx> + +#include <svl/hint.hxx> + +#include <sfx2/request.hxx> +#include <sfx2/dispatch.hxx> +#include <sfx2/msg.hxx> +#include <sfx2/viewfrm.hxx> +#include <sfx2/objface.hxx> +#include <sfx2/sfxuno.hxx> + + +using namespace ::com::sun::star; + +struct SfxRequest_Impl: public SfxListener + +/* [Description] + + Implementation structure of the <SfxRequest> class. +*/ + +{ + SfxRequest* pAnti; // Owner because of dying pool + OUString aTarget; // if possible from target object set by App + SfxItemPool* pPool; // ItemSet build with this pool + std::unique_ptr<SfxPoolItem> pRetVal; // Return value belongs to itself + SfxShell* pShell; // run from this shell + const SfxSlot* pSlot; // executed Slot + sal_uInt16 nModifier; // which Modifier was pressed? + bool bDone; // at all executed + bool bIgnored; // Cancelled by the User + bool bCancelled; // no longer notify + SfxCallMode nCallMode; // Synch/Asynch/API/Record + bool bAllowRecording; + std::unique_ptr<SfxAllItemSet> + pInternalArgs; + SfxViewFrame* pViewFrame; + + css::uno::Reference< css::frame::XDispatchRecorder > xRecorder; + css::uno::Reference< css::util::XURLTransformer > xTransform; + + explicit SfxRequest_Impl( SfxRequest *pOwner ) + : pAnti( pOwner) + , pPool(nullptr) + , pShell(nullptr) + , pSlot(nullptr) + , nModifier(0) + , bDone(false) + , bIgnored(false) + , bCancelled(false) + , nCallMode( SfxCallMode::SYNCHRON ) + , bAllowRecording( false ) + , pViewFrame(nullptr) + { + } + + void SetPool( SfxItemPool *pNewPool ); + virtual void Notify( SfxBroadcaster &rBC, const SfxHint &rHint ) override; + void Record( const uno::Sequence < beans::PropertyValue >& rArgs ); +}; + + +void SfxRequest_Impl::Notify( SfxBroadcaster&, const SfxHint &rHint ) +{ + if ( rHint.GetId() == SfxHintId::Dying ) + pAnti->Cancel(); +} + + +void SfxRequest_Impl::SetPool( SfxItemPool *pNewPool ) +{ + if ( pNewPool != pPool ) + { + if ( pPool ) + EndListening( pPool->BC() ); + pPool = pNewPool; + if ( pNewPool ) + StartListening( pNewPool->BC() ); + } +} + + +SfxRequest::~SfxRequest() +{ + // Leave out Done() marked requests with 'rem' + if ( pImpl->xRecorder.is() && !pImpl->bDone && !pImpl->bIgnored ) + pImpl->Record( uno::Sequence < beans::PropertyValue >() ); + + // Clear object + pArgs.reset(); + if ( pImpl->pRetVal ) + DeleteItemOnIdle(std::move(pImpl->pRetVal)); +} + + +SfxRequest::SfxRequest +( + const SfxRequest& rOrig +) +: SfxHint( rOrig ), + nSlot(rOrig.nSlot), + pArgs(rOrig.pArgs? new SfxAllItemSet(*rOrig.pArgs): nullptr), + pImpl( new SfxRequest_Impl(this) ) +{ + pImpl->bAllowRecording = rOrig.pImpl->bAllowRecording; + pImpl->bDone = false; + pImpl->bIgnored = false; + pImpl->pShell = nullptr; + pImpl->pSlot = nullptr; + pImpl->nCallMode = rOrig.pImpl->nCallMode; + pImpl->aTarget = rOrig.pImpl->aTarget; + pImpl->nModifier = rOrig.pImpl->nModifier; + + // deep copy needed ! + pImpl->pInternalArgs.reset( rOrig.pImpl->pInternalArgs ? new SfxAllItemSet(*rOrig.pImpl->pInternalArgs) : nullptr); + + if ( pArgs ) + pImpl->SetPool( pArgs->GetPool() ); + else + pImpl->SetPool( rOrig.pImpl->pPool ); + + // setup macro recording if it was in the original SfxRequest + if (!rOrig.pImpl->pViewFrame || !rOrig.pImpl->xRecorder.is()) + return; + + nSlot = rOrig.nSlot; + pImpl->pViewFrame = rOrig.pImpl->pViewFrame; + if (pImpl->pViewFrame->GetDispatcher()->GetShellAndSlot_Impl(nSlot, &pImpl->pShell, &pImpl->pSlot, true, true)) + { + pImpl->SetPool( &pImpl->pShell->GetPool() ); + pImpl->xRecorder = SfxRequest::GetMacroRecorder(pImpl->pViewFrame); + if (pImpl->xRecorder) + pImpl->xTransform = util::URLTransformer::create(comphelper::getProcessComponentContext()); + pImpl->aTarget = pImpl->pShell->GetName(); + } + else + { + SAL_WARN("sfx", "Recording unsupported slot: " << pImpl->pPool->GetSlotId(nSlot)); + } +} + + +SfxRequest::SfxRequest +( + SfxViewFrame* pViewFrame, + sal_uInt16 nSlotId + +) + +/* [Description] + + With this constructor events can subsequently be recorded that are not run + across SfxDispatcher (eg from KeyInput() or mouse events). For this, a + SfxRequest instance is created by this constructor and then proceed + exactly as with a SfxRequest that in a <Slot-Execute-Method> is given as a + parameter. +*/ + +: nSlot(nSlotId), + pImpl( new SfxRequest_Impl(this) ) +{ + pImpl->bDone = false; + pImpl->bIgnored = false; + pImpl->SetPool( &pViewFrame->GetPool() ); + pImpl->pShell = nullptr; + pImpl->pSlot = nullptr; + pImpl->nCallMode = SfxCallMode::SYNCHRON; + pImpl->pViewFrame = pViewFrame; + if( pImpl->pViewFrame->GetDispatcher()->GetShellAndSlot_Impl( nSlotId, &pImpl->pShell, &pImpl->pSlot, true, true ) ) + { + pImpl->SetPool( &pImpl->pShell->GetPool() ); + pImpl->xRecorder = SfxRequest::GetMacroRecorder( pViewFrame ); + if (pImpl->xRecorder) + pImpl->xTransform = util::URLTransformer::create(comphelper::getProcessComponentContext()); + pImpl->aTarget = pImpl->pShell->GetName(); + } + else + { + SAL_WARN( "sfx", "Recording unsupported slot: " << pImpl->pPool->GetSlotId(nSlotId) ); + } +} + + +SfxRequest::SfxRequest +( + sal_uInt16 nSlotId, // executed <Slot-Id> + SfxCallMode nMode, // Synch/API/... + SfxItemPool& rPool // necessary for the SfxItemSet for parameters +) + +// creates a SfxRequest without arguments + +: nSlot(nSlotId), + pImpl( new SfxRequest_Impl(this) ) +{ + pImpl->bDone = false; + pImpl->bIgnored = false; + pImpl->SetPool( &rPool ); + pImpl->pShell = nullptr; + pImpl->pSlot = nullptr; + pImpl->nCallMode = nMode; +} + +SfxRequest::SfxRequest +( + const SfxSlot* pSlot, // executed <Slot-Id> + const css::uno::Sequence < css::beans::PropertyValue >& rArgs, + SfxCallMode nMode, // Synch/API/... + SfxItemPool& rPool // necessary for the SfxItemSet for parameters +) +: nSlot(pSlot->GetSlotId()), + pArgs(new SfxAllItemSet(rPool)), + pImpl( new SfxRequest_Impl(this) ) +{ + pImpl->bDone = false; + pImpl->bIgnored = false; + pImpl->SetPool( &rPool ); + pImpl->pShell = nullptr; + pImpl->pSlot = nullptr; + pImpl->nCallMode = nMode; + TransformParameters( nSlot, rArgs, *pArgs, pSlot ); +} + + +SfxRequest::SfxRequest +( + sal_uInt16 nSlotId, + SfxCallMode nMode, + const SfxAllItemSet& rSfxArgs +) + +// creates a SfxRequest with arguments + +: nSlot(nSlotId), + pArgs(new SfxAllItemSet(rSfxArgs)), + pImpl( new SfxRequest_Impl(this) ) +{ + pImpl->bDone = false; + pImpl->bIgnored = false; + pImpl->SetPool( rSfxArgs.GetPool() ); + pImpl->pShell = nullptr; + pImpl->pSlot = nullptr; + pImpl->nCallMode = nMode; +} + + +SfxRequest::SfxRequest +( + sal_uInt16 nSlotId, + SfxCallMode nMode, + const SfxAllItemSet& rSfxArgs, + const SfxAllItemSet& rSfxInternalArgs +) +: SfxRequest(nSlotId, nMode, rSfxArgs) +{ + SetInternalArgs_Impl(rSfxInternalArgs); +} + +SfxCallMode SfxRequest::GetCallMode() const +{ + return pImpl->nCallMode; +} + + +bool SfxRequest::IsSynchronCall() const +{ + return SfxCallMode::SYNCHRON == ( SfxCallMode::SYNCHRON & pImpl->nCallMode ); +} + + +void SfxRequest::SetSynchronCall( bool bSynchron ) +{ + if ( bSynchron ) + pImpl->nCallMode |= SfxCallMode::SYNCHRON; + else + pImpl->nCallMode &= ~SfxCallMode::SYNCHRON; +} + +void SfxRequest::SetInternalArgs_Impl( const SfxAllItemSet& rArgs ) +{ + pImpl->pInternalArgs.reset( new SfxAllItemSet( rArgs ) ); +} + +const SfxItemSet* SfxRequest::GetInternalArgs_Impl() const +{ + return pImpl->pInternalArgs.get(); +} + + +void SfxRequest_Impl::Record +( + const uno::Sequence < beans::PropertyValue >& rArgs // current Parameter +) + +/* [Description] + + Internal helper method to create a repeatable description of the just + executed SfxRequest. +*/ + +{ + if(!xRecorder.is()) + return; + + OUString aCmd = ".uno:" + OUString::createFromAscii( pSlot->GetUnoName() ); + + uno::Reference< container::XIndexReplace > xReplace( xRecorder, uno::UNO_QUERY ); + if ( xReplace.is() && aCmd == ".uno:InsertText" ) + { + sal_Int32 nCount = xReplace->getCount(); + if ( nCount ) + { + frame::DispatchStatement aStatement; + uno::Any aElement = xReplace->getByIndex(nCount-1); + if ( (aElement >>= aStatement) && aStatement.aCommand == aCmd ) + { + OUString aStr; + OUString aNew; + aStatement.aArgs[0].Value >>= aStr; + rArgs[0].Value >>= aNew; + aStr += aNew; + aStatement.aArgs.getArray()[0].Value <<= aStr; + aElement <<= aStatement; + xReplace->replaceByIndex( nCount-1, aElement ); + return; + } + } + } + + css::util::URL aURL; + aURL.Complete = aCmd; + xTransform->parseStrict(aURL); + + if (bDone) + xRecorder->recordDispatch(aURL,rArgs); + else + xRecorder->recordDispatchAsComment(aURL,rArgs); +} + + +void SfxRequest::Record_Impl +( + SfxShell& rSh, // the <SfxShell>, which has executed the Request + const SfxSlot& rSlot, // the <SfxSlot>, which has executed the Request + const css::uno::Reference< css::frame::XDispatchRecorder >& xRecorder, + SfxViewFrame* pViewFrame +) + +/* [Description] + + This internal method marks the specified SfxMakro SfxRequest as recorded in + SfxMakro. Pointer to the parameters in Done() is used again, thus has to + still be alive. +*/ + +{ + pImpl->pShell = &rSh; + pImpl->pSlot = &rSlot; + pImpl->xRecorder = xRecorder; + if (pImpl->xRecorder && !pImpl->xTransform) + pImpl->xTransform = util::URLTransformer::create(comphelper::getProcessComponentContext()); + pImpl->aTarget = rSh.GetName(); + pImpl->pViewFrame = pViewFrame; +} + + +void SfxRequest::SetArgs( const SfxAllItemSet& rArgs ) +{ + pArgs.reset(new SfxAllItemSet(rArgs)); + pImpl->SetPool( pArgs->GetPool() ); +} + + +void SfxRequest::AppendItem(const SfxPoolItem &rItem) +{ + if(!pArgs) + pArgs.reset( new SfxAllItemSet(*pImpl->pPool) ); + pArgs->Put(rItem, rItem.Which()); +} + + +void SfxRequest::RemoveItem( sal_uInt16 nID ) +{ + if (pArgs) + { + pArgs->ClearItem(nID); + if ( !pArgs->Count() ) + pArgs.reset(); + } +} + +void SfxRequest::SetReturnValue(const SfxPoolItem &rItem) +{ + DBG_ASSERT(!pImpl->pRetVal, "Set Return value multiple times?"); + pImpl->pRetVal.reset(rItem.Clone()); +} + + +const SfxPoolItem* SfxRequest::GetReturnValue() const +{ + return pImpl->pRetVal.get(); +} + + +void SfxRequest::Done +( + const SfxItemSet& rSet /* parameters passed on by the application, + that for example were asked for by the user + in a dialogue, 0 if no parameters have been + set */ +) + +/* [Description] + + This method must be called in the <Execute-Method> of the <SfxSlot>s, which + has performed the SfxRequest when the execution actually took place. If + 'Done()' is not called, then the SfxRequest is considered canceled. + + Any return values are passed only when 'Done()' was called. Similar, when + recording a macro only true statements are generated if 'Done()' was + called; for SfxRequests that were not identified as such will instead + be commented out by inserting ('rem'). + + [Note] + + 'Done ()' is not called, for example when a dialog started by the function + was canceled by the user or if the execution could not be performed due to + a wrong context (without use of separate <SfxShell>s). 'Done ()' will be + launched, when executing the function led to a regular error + (for example, file could not be opened). +*/ + +{ + Done_Impl( &rSet ); + + // Keep items if possible, so they can be queried by StarDraw. + if ( !pArgs ) + { + pArgs.reset( new SfxAllItemSet( rSet ) ); + pImpl->SetPool( pArgs->GetPool() ); + } + else + { + SfxItemIter aIter(rSet); + for (const SfxPoolItem* pItem = aIter.GetCurItem(); pItem; pItem = aIter.NextItem()) + { + if(!IsInvalidItem(pItem)) + pArgs->Put(*pItem,pItem->Which()); + } + } +} + + +void SfxRequest::Done( bool bRelease ) +// [<SfxRequest::Done(SfxItemSet&)>] +{ + Done_Impl( pArgs.get() ); + if( bRelease ) + pArgs.reset(); +} + + +void SfxRequest::ForgetAllArgs() +{ + pArgs.reset(); + pImpl->pInternalArgs.reset(); +} + + +bool SfxRequest::IsCancelled() const +{ + return pImpl->bCancelled; +} + + +void SfxRequest::Cancel() + +/* [Description] + + Marks this request as no longer executable. For example, if called when + the target (more precisely, its pool) dies. +*/ + +{ + pImpl->bCancelled = true; + pImpl->SetPool( nullptr ); + pArgs.reset(); +} + + +void SfxRequest::Ignore() + +/* [Description] + + If this method is called instead of <SfxRequest::Done()>, then this + request is not recorded. + + [Example] + + The selecting of tools in StarDraw should not be recorded, but the same + slots are to be used from the generation of the tools to the generated + objects. Thus can NoRecords not be specified, i.e. should not be recorded. +*/ + +{ + // Mark as actually executed + pImpl->bIgnored = true; +} + + +void SfxRequest::Done_Impl +( + const SfxItemSet* pSet /* parameters passed on by the application, + that for example were asked for by the user + in a dialogue, 0 if no parameters have been + set */ + +) + +/* [Description] + + Internal method to mark SfxRequest with 'done' and to evaluate the + parameters in 'pSet' in case it is recorded. +*/ + +{ + // Mark as actually executed + pImpl->bDone = true; + + // not Recording + if ( !pImpl->xRecorder.is() ) + return; + + // was running a different slot than requested (Delegation) + if ( nSlot != pImpl->pSlot->GetSlotId() ) + { + // Search Slot again + pImpl->pSlot = pImpl->pShell->GetInterface()->GetSlot(nSlot); + DBG_ASSERT( pImpl->pSlot, "delegated SlotId not found" ); + if ( !pImpl->pSlot ) // playing it safe + return; + } + + // recordable? + // new Recording uses UnoName! + SAL_WARN_IF( !pImpl->pSlot->pUnoName, "sfx", "Recording not exported slot: " + << pImpl->pSlot->GetSlotId() ); + + if ( !pImpl->pSlot->pUnoName ) // playing it safe + return; + + // often required values + SfxItemPool &rPool = pImpl->pShell->GetPool(); + + // Property-Slot? + if ( !pImpl->pSlot->IsMode(SfxSlotMode::METHOD) ) + { + // get the property as SfxPoolItem + const SfxPoolItem *pItem(nullptr); + const sal_uInt16 nWhich(rPool.GetWhich(pImpl->pSlot->GetSlotId())); + const bool bItemStateSet(nullptr != pSet); + const SfxItemState eState(bItemStateSet ? pSet->GetItemState( nWhich, false, &pItem ) : SfxItemState::DEFAULT); + SAL_WARN_IF( !bItemStateSet || SfxItemState::SET != eState, "sfx", "Recording property not available: " + << pImpl->pSlot->GetSlotId() ); + uno::Sequence < beans::PropertyValue > aSeq; + + if ( bItemStateSet && SfxItemState::SET == eState ) + TransformItems( pImpl->pSlot->GetSlotId(), *pSet, aSeq, pImpl->pSlot ); + + pImpl->Record( aSeq ); + } + + // record everything in a single statement? + else if ( pImpl->pSlot->IsMode(SfxSlotMode::RECORDPERSET) ) + { + uno::Sequence < beans::PropertyValue > aSeq; + if ( pSet ) + TransformItems( pImpl->pSlot->GetSlotId(), *pSet, aSeq, pImpl->pSlot ); + pImpl->Record( aSeq ); + } + + // record each item as a single statement + else if ( pImpl->pSlot->IsMode(SfxSlotMode::RECORDPERITEM) ) + { + if ( pSet ) + { + // iterate over Items + SfxItemIter aIter(*pSet); + for ( const SfxPoolItem* pItem = aIter.GetCurItem(); pItem; pItem = aIter.NextItem() ) + { + // to determine the slot ID for the individual item + sal_uInt16 nSlotId = rPool.GetSlotId( pItem->Which() ); + if ( nSlotId == nSlot ) + { + // play it safe; repair the wrong flags + OSL_FAIL( "recursion RecordPerItem - use RecordPerSet!" ); + SfxSlot *pSlot = const_cast<SfxSlot*>(pImpl->pSlot); + pSlot->nFlags &= ~SfxSlotMode::RECORDPERITEM; + pSlot->nFlags &= SfxSlotMode::RECORDPERSET; + } + + // Record a Sub-Request + SfxRequest aReq( pImpl->pViewFrame, nSlotId ); + if ( aReq.pImpl->pSlot ) + aReq.AppendItem( *pItem ); + aReq.Done(); + } + } + else + { + //HACK(think about this again) + pImpl->Record( uno::Sequence < beans::PropertyValue >() ); + } + } +} + + +bool SfxRequest::IsDone() const + +/* [Description] + + With this method it can be queried whether the SfxRequest was actually + executed or not. If a SfxRequest was not executed, then this is for example + because it was canceled by the user or the context for this request was + wrong, this was not implemented on a separate <SfxShell>. + + SfxRequest instances that return false will not be recorded. + + [Cross-reference] + + <SfxRequest::Done(const SfxItemSet&)> + <SfxRequest::Done()> +*/ + +{ + return pImpl->bDone; +} + + +css::uno::Reference< css::frame::XDispatchRecorder > SfxRequest::GetMacroRecorder( SfxViewFrame const * pView ) + +/* [Description] + + This recorder is an attempt for dispatch () to get calls from the Frame. + This is then available through a property by a supplier but only when + recording was turned on. + + (See also SfxViewFrame::MiscExec_Impl() and SID_RECORDING) +*/ + +{ + css::uno::Reference< css::frame::XDispatchRecorder > xRecorder; + + if (!pView) + pView = SfxViewFrame::Current(); + + if (!pView) + return xRecorder; + + css::uno::Reference< css::beans::XPropertySet > xSet( + pView->GetFrame().GetFrameInterface(), + css::uno::UNO_QUERY); + + if(xSet.is()) + { + css::uno::Any aProp = xSet->getPropertyValue("DispatchRecorderSupplier"); + css::uno::Reference< css::frame::XDispatchRecorderSupplier > xSupplier; + aProp >>= xSupplier; + if(xSupplier.is()) + xRecorder = xSupplier->getDispatchRecorder(); + } + + return xRecorder; +} + +bool SfxRequest::HasMacroRecorder( SfxViewFrame const * pView ) +{ + return GetMacroRecorder( pView ).is(); +} + + +bool SfxRequest::IsAPI() const + +/* [Description] + + Returns true if this SfxRequest was generated by an API (for example BASIC), + otherwise false. +*/ + +{ + return SfxCallMode::API == ( SfxCallMode::API & pImpl->nCallMode ); +} + + +void SfxRequest::SetModifier( sal_uInt16 nModi ) +{ + pImpl->nModifier = nModi; +} + + +sal_uInt16 SfxRequest::GetModifier() const +{ + return pImpl->nModifier; +} + + +void SfxRequest::AllowRecording( bool bSet ) +{ + pImpl->bAllowRecording = bSet; +} + +bool SfxRequest::AllowsRecording() const +{ + bool bAllow = pImpl->bAllowRecording; + if( !bAllow ) + bAllow = ( SfxCallMode::API != ( SfxCallMode::API & pImpl->nCallMode ) ) && + ( SfxCallMode::RECORD == ( SfxCallMode::RECORD & pImpl->nCallMode ) ); + return bAllow; +} + +void SfxRequest::ReleaseArgs() +{ + pArgs.reset(); + pImpl->pInternalArgs.reset(); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |