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Diffstat (limited to 'sc/source/core/tool/progress.cxx')
| -rw-r--r-- | sc/source/core/tool/progress.cxx | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/sc/source/core/tool/progress.cxx b/sc/source/core/tool/progress.cxx new file mode 100644 index 000000000000..9cb767b7a487 --- /dev/null +++ b/sc/source/core/tool/progress.cxx @@ -0,0 +1,207 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_sc.hxx" + + + +//------------------------------------------------------------------------ + +#include <sfx2/app.hxx> +#include <sfx2/objsh.hxx> +#include <sfx2/progress.hxx> +#include <sfx2/docfile.hxx> +#include <sfx2/sfxsids.hrc> +#include <svl/eitem.hxx> +#include <svl/itemset.hxx> + +#define SC_PROGRESS_CXX +#include "progress.hxx" +#include "document.hxx" +#include "global.hxx" +#include "globstr.hrc" + +using namespace com::sun::star; + + +static ScProgress theDummyInterpretProgress; +SfxProgress* ScProgress::pGlobalProgress = NULL; +sal_uLong ScProgress::nGlobalRange = 0; +sal_uLong ScProgress::nGlobalPercent = 0; +sal_Bool ScProgress::bGlobalNoUserBreak = sal_True; +ScProgress* ScProgress::pInterpretProgress = &theDummyInterpretProgress; +ScProgress* ScProgress::pOldInterpretProgress = NULL; +sal_uLong ScProgress::nInterpretProgress = 0; +sal_Bool ScProgress::bAllowInterpretProgress = sal_True; +ScDocument* ScProgress::pInterpretDoc; +sal_Bool ScProgress::bIdleWasDisabled = false; + + +sal_Bool lcl_IsHiddenDocument( SfxObjectShell* pObjSh ) +{ + if (pObjSh) + { + SfxMedium* pMed = pObjSh->GetMedium(); + if (pMed) + { + SfxItemSet* pSet = pMed->GetItemSet(); + const SfxPoolItem* pItem; + if ( pSet && SFX_ITEM_SET == pSet->GetItemState( SID_HIDDEN, sal_True, &pItem ) && + ((const SfxBoolItem*)pItem)->GetValue() ) + return sal_True; + } + } + return false; +} + +bool lcl_HasControllersLocked( SfxObjectShell& rObjSh ) +{ + uno::Reference<frame::XModel> xModel( rObjSh.GetBaseModel() ); + if (xModel.is()) + return xModel->hasControllersLocked(); + return false; +} + +ScProgress::ScProgress( SfxObjectShell* pObjSh, const String& rText, + sal_uLong nRange, sal_Bool bAllDocs, sal_Bool bWait ) +{ + + if ( pGlobalProgress || SfxProgress::GetActiveProgress( NULL ) ) + { + if ( lcl_IsHiddenDocument(pObjSh) ) + { + // loading a hidden document while a progress is active is possible - no error + pProgress = NULL; + } + else + { + OSL_FAIL( "ScProgress: there can be only one!" ); + pProgress = NULL; + } + } + else if ( SFX_APP()->IsDowning() ) + { + // kommt vor z.B. beim Speichern des Clipboard-Inhalts als OLE beim Beenden + // Dann wuerde ein SfxProgress wild im Speicher rummuellen + //! Soll das so sein ??? + + pProgress = NULL; + } + else if ( pObjSh && ( pObjSh->GetCreateMode() == SFX_CREATE_MODE_EMBEDDED || + pObjSh->GetProgress() || + lcl_HasControllersLocked(*pObjSh) ) ) + { + // no own progress for embedded objects, + // no second progress if the document already has one + + pProgress = NULL; + } + else + { + pProgress = new SfxProgress( pObjSh, rText, nRange, bAllDocs, bWait ); + pGlobalProgress = pProgress; + nGlobalRange = nRange; + nGlobalPercent = 0; + bGlobalNoUserBreak = sal_True; + } +} + + +ScProgress::ScProgress() : + pProgress( NULL ) +{ // DummyInterpret +} + + +ScProgress::~ScProgress() +{ + if ( pProgress ) + { + delete pProgress; + pGlobalProgress = NULL; + nGlobalRange = 0; + nGlobalPercent = 0; + bGlobalNoUserBreak = sal_True; + } +} + + +void ScProgress::CreateInterpretProgress( ScDocument* pDoc, sal_Bool bWait ) +{ + if ( bAllowInterpretProgress ) + { + if ( nInterpretProgress ) + nInterpretProgress++; + else if ( pDoc->GetAutoCalc() ) + { + nInterpretProgress = 1; + bIdleWasDisabled = pDoc->IsIdleDisabled(); + pDoc->DisableIdle( sal_True ); + // Interpreter may be called in many circumstances, also if another + // progress bar is active, for example while adapting row heights. + // Keep the dummy interpret progress. + if ( !pGlobalProgress ) + pInterpretProgress = new ScProgress( pDoc->GetDocumentShell(), + ScGlobal::GetRscString( STR_PROGRESS_CALCULATING ), + pDoc->GetFormulaCodeInTree()/MIN_NO_CODES_PER_PROGRESS_UPDATE, false, bWait ); + pInterpretDoc = pDoc; + } + } +} + + + +void ScProgress::DeleteInterpretProgress() +{ + if ( bAllowInterpretProgress && nInterpretProgress ) + { + /* Do not decrement 'nInterpretProgress', before 'pInterpretProgress' + is deleted. In rare cases, deletion of 'pInterpretProgress' causes + a refresh of the sheet window which may call CreateInterpretProgress + and DeleteInterpretProgress again (from Output::DrawStrings), + resulting in double deletion of 'pInterpretProgress'. */ + if ( nInterpretProgress == 1 ) + { + if ( pInterpretProgress != &theDummyInterpretProgress ) + { + // move pointer to local temporary to avoid double deletion + ScProgress* pTmpProgress = pInterpretProgress; + pInterpretProgress = &theDummyInterpretProgress; + delete pTmpProgress; + } + if ( pInterpretDoc ) + pInterpretDoc->DisableIdle( bIdleWasDisabled ); + } + --nInterpretProgress; + } +} + + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |