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/* -*- 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.
*
************************************************************************/
//------------------------------------------------------------------------
#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: */
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