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libreoffice/dbaccess/source/ui/control/tabletree.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

706 lines
25 KiB
C++

/* -*- 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 <core_resource.hxx>
#include <tabletree.hxx>
#include <imageprovider.hxx>
#include <strings.hrc>
#include <connectivity/dbtools.hxx>
#include <com/sun/star/sdb/application/DatabaseObject.hpp>
#include <com/sun/star/sdb/application/DatabaseObjectContainer.hpp>
#include <com/sun/star/sdbcx/XViewsSupplier.hpp>
#include <com/sun/star/sdbcx/XTablesSupplier.hpp>
#include <com/sun/star/sdbc/SQLException.hpp>
#include <com/sun/star/sdbc/XRow.hpp>
#include <comphelper/diagnose_ex.hxx>
#include <osl/diagnose.h>
#include <connectivity/dbmetadata.hxx>
#include <algorithm>
namespace dbaui
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdb;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::sdb::application;
using namespace ::dbtools;
using namespace ::comphelper;
namespace DatabaseObject = ::com::sun::star::sdb::application::DatabaseObject;
namespace DatabaseObjectContainer = ::com::sun::star::sdb::application::DatabaseObjectContainer;
// OTableTreeListBox
OTableTreeListBox::OTableTreeListBox(std::unique_ptr<weld::TreeView> xTreeView, bool bShowToggles)
: TreeListBox(std::move(xTreeView), true)
, m_xImageProvider(new ImageProvider)
, m_bVirtualRoot(false)
, m_bNoEmptyFolders(false)
, m_bShowToggles(bShowToggles)
{
if (m_bShowToggles)
m_xTreeView->enable_toggle_buttons(weld::ColumnToggleType::Check);
}
bool OTableTreeListBox::isFolderEntry(const weld::TreeIter& rEntry) const
{
sal_Int32 nEntryType = m_xTreeView->get_id(rEntry).toInt32();
return ( nEntryType == DatabaseObjectContainer::TABLES )
|| ( nEntryType == DatabaseObjectContainer::CATALOG )
|| ( nEntryType == DatabaseObjectContainer::SCHEMA );
}
void OTableTreeListBox::implOnNewConnection( const Reference< XConnection >& _rxConnection )
{
m_xConnection = _rxConnection;
m_xImageProvider.reset( new ImageProvider( m_xConnection ) );
}
void OTableTreeListBox::UpdateTableList( const Reference< XConnection >& _rxConnection )
{
Sequence< OUString > sTables, sViews;
OUString sCurrentActionError;
try
{
Reference< XTablesSupplier > xTableSupp( _rxConnection, UNO_QUERY_THROW );
sCurrentActionError = DBA_RES(STR_NOTABLEINFO);
Reference< XNameAccess > xTables,xViews;
Reference< XViewsSupplier > xViewSupp( _rxConnection, UNO_QUERY );
if ( xViewSupp.is() )
{
xViews = xViewSupp->getViews();
if (xViews.is())
sViews = xViews->getElementNames();
}
xTables = xTableSupp->getTables();
if (xTables.is())
sTables = xTables->getElementNames();
}
catch(RuntimeException&)
{
TOOLS_WARN_EXCEPTION( "dbaccess", "OTableTreeListBox::UpdateTableList");
}
catch ( const SQLException& )
{
throw;
}
catch(Exception&)
{
css::uno::Any anyEx = cppu::getCaughtException();
// a non-SQLException exception occurred ... simply throw an SQLException
throw SQLException(sCurrentActionError, nullptr, u""_ustr, 0, anyEx);
}
UpdateTableList( _rxConnection, sTables, sViews );
}
namespace
{
struct OViewSetter
{
const Sequence< OUString> m_aViews;
::comphelper::UStringMixEqual m_aEqualFunctor;
OViewSetter(const Sequence< OUString>& _rViews,bool _bCase) : m_aViews(_rViews),m_aEqualFunctor(_bCase){}
OTableTreeListBox::TNames::value_type operator() (const OUString& name)
{
OTableTreeListBox::TNames::value_type aRet;
aRet.first = name;
aRet.second = std::any_of(m_aViews.begin(), m_aViews.end(),
[this, &name](const OUString& lhs)
{ return m_aEqualFunctor(lhs, name); } );
return aRet;
}
};
}
void OTableTreeListBox::UpdateTableList(
const Reference< XConnection >& _rxConnection,
const Sequence< OUString>& _rTables,
const Sequence< OUString>& _rViews
)
{
TNames aTables;
aTables.resize(_rTables.getLength());
try
{
Reference< XDatabaseMetaData > xMeta( _rxConnection->getMetaData(), UNO_SET_THROW );
std::transform( _rTables.begin(), _rTables.end(),
aTables.begin(), OViewSetter( _rViews, xMeta->supportsMixedCaseQuotedIdentifiers() ) );
}
catch(Exception&)
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
UpdateTableList( _rxConnection, aTables );
}
namespace
{
std::vector< OUString > lcl_getMetaDataStrings_throw( const Reference< XResultSet >& _rxMetaDataResult, sal_Int32 _nColumnIndex )
{
std::vector< OUString > aStrings;
Reference< XRow > xRow( _rxMetaDataResult, UNO_QUERY_THROW );
while ( _rxMetaDataResult->next() )
aStrings.push_back( xRow->getString( _nColumnIndex ) );
return aStrings;
}
bool lcl_shouldDisplayEmptySchemasAndCatalogs( const Reference< XConnection >& _rxConnection )
{
::dbtools::DatabaseMetaData aMetaData( _rxConnection );
return aMetaData.displayEmptyTableFolders();
}
}
void OTableTreeListBox::UpdateTableList( const Reference< XConnection >& _rxConnection, const TNames& _rTables )
{
implOnNewConnection( _rxConnection );
// throw away all the old stuff
m_xTreeView->clear();
m_xTreeView->make_unsorted();
try
{
if (haveVirtualRoot())
{
OUString sRootEntryText;
if ( std::none_of(_rTables.begin(),_rTables.end(),
[] (const TNames::value_type& name) { return !name.second; }) )
sRootEntryText = DBA_RES(STR_ALL_TABLES);
else if ( std::none_of(_rTables.begin(),_rTables.end(),
[] (const TNames::value_type& name) { return name.second; }) )
sRootEntryText = DBA_RES(STR_ALL_VIEWS);
else
sRootEntryText = DBA_RES(STR_ALL_TABLES_AND_VIEWS);
OUString sId(OUString::number(DatabaseObjectContainer::TABLES));
OUString sImageId = ImageProvider::getFolderImageId(DatabaseObject::TABLE);
std::unique_ptr<weld::TreeIter> xRet(m_xTreeView->make_iterator());
m_xTreeView->insert(nullptr, -1, nullptr, &sId, nullptr, nullptr, false, xRet.get());
m_xTreeView->set_image(*xRet, sImageId, -1);
if (m_bShowToggles)
m_xTreeView->set_toggle(*xRet, TRISTATE_FALSE);
m_xTreeView->set_text(*xRet, sRootEntryText, 0);
m_xTreeView->set_text_emphasis(*xRet, false, 0);
}
if ( _rTables.empty() )
// nothing to do (besides inserting the root entry)
return;
// get the table/view names
Reference< XDatabaseMetaData > xMeta( _rxConnection->getMetaData(), UNO_SET_THROW );
for (auto const& table : _rTables)
{
// add the entry
implAddEntry(xMeta, table.first, false);
}
if ( !m_bNoEmptyFolders && lcl_shouldDisplayEmptySchemasAndCatalogs( _rxConnection ) )
{
bool bSupportsCatalogs = xMeta->supportsCatalogsInDataManipulation();
bool bSupportsSchemas = xMeta->supportsSchemasInDataManipulation();
if ( bSupportsCatalogs || bSupportsSchemas )
{
// we display empty catalogs if the DB supports catalogs, and they're noted at the beginning of a
// composed name. Otherwise, we display empty schematas. (also see the tree structure explained in
// implAddEntry)
bool bCatalogs = bSupportsCatalogs && xMeta->isCatalogAtStart();
std::vector< OUString > aFolderNames( lcl_getMetaDataStrings_throw(
bCatalogs ? xMeta->getCatalogs() : xMeta->getSchemas(), 1 ) );
sal_Int32 nFolderType = bCatalogs ? DatabaseObjectContainer::CATALOG : DatabaseObjectContainer::SCHEMA;
OUString sImageId = ImageProvider::getFolderImageId(DatabaseObject::TABLE);
std::unique_ptr<weld::TreeIter> xRootEntry(getAllObjectsEntry());
std::unique_ptr<weld::TreeIter> xRet(m_xTreeView->make_iterator());
for (auto const& folderName : aFolderNames)
{
std::unique_ptr<weld::TreeIter> xFolder(GetEntryPosByName(folderName, xRootEntry.get()));
if (!xFolder)
{
OUString sId(OUString::number(nFolderType));
m_xTreeView->insert(xRootEntry.get(), -1, nullptr, &sId, nullptr, nullptr, false, xRet.get());
m_xTreeView->set_image(*xRet, sImageId, -1);
if (m_bShowToggles)
m_xTreeView->set_toggle(*xRet, TRISTATE_FALSE);
m_xTreeView->set_text(*xRet, folderName, 0);
m_xTreeView->set_text_emphasis(*xRet, false, 0);
}
}
}
}
}
catch ( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
m_xTreeView->make_sorted();
}
bool OTableTreeListBox::isWildcardChecked(const weld::TreeIter& rEntry)
{
return m_xTreeView->get_text_emphasis(rEntry, 0);
}
void OTableTreeListBox::checkWildcard(const weld::TreeIter& rEntry)
{
if (!m_bShowToggles)
return;
m_xTreeView->set_toggle(rEntry, TRISTATE_TRUE);
checkedButton_noBroadcast(rEntry);
}
std::unique_ptr<weld::TreeIter> OTableTreeListBox::getAllObjectsEntry() const
{
if (!haveVirtualRoot())
return nullptr;
auto xRet = m_xTreeView->make_iterator();
if (!m_xTreeView->get_iter_first(*xRet))
return nullptr;
return xRet;
}
void OTableTreeListBox::checkedButton_noBroadcast(const weld::TreeIter& rEntry)
{
if (!m_bShowToggles)
return;
TriState eState = m_xTreeView->get_toggle(rEntry);
OSL_ENSURE(TRISTATE_INDET != eState, "OTableTreeListBox::CheckButtonHdl: user action which lead to TRISTATE?");
if (m_xTreeView->iter_has_child(rEntry)) // if it has children, check those too
{
std::unique_ptr<weld::TreeIter> xChildEntry(m_xTreeView->make_iterator(&rEntry));
std::unique_ptr<weld::TreeIter> xSiblingEntry(m_xTreeView->make_iterator(&rEntry));
bool bChildEntry = m_xTreeView->iter_next(*xChildEntry);
bool bSiblingEntry = m_xTreeView->iter_next_sibling(*xSiblingEntry);
while (bChildEntry && (!bSiblingEntry || !xChildEntry->equal(*xSiblingEntry)))
{
m_xTreeView->set_toggle(*xChildEntry, eState);
bChildEntry = m_xTreeView->iter_next(*xChildEntry);
}
}
if (m_xTreeView->is_selected(rEntry))
{
m_xTreeView->selected_foreach([this, eState](weld::TreeIter& rSelected){
m_xTreeView->set_toggle(rSelected, eState);
if (m_xTreeView->iter_has_child(rSelected)) // if it has children, check those too
{
std::unique_ptr<weld::TreeIter> xChildEntry(m_xTreeView->make_iterator(&rSelected));
std::unique_ptr<weld::TreeIter> xSiblingEntry(m_xTreeView->make_iterator(&rSelected));
bool bChildEntry = m_xTreeView->iter_next(*xChildEntry);
bool bSiblingEntry = m_xTreeView->iter_next_sibling(*xSiblingEntry);
while (bChildEntry && (!bSiblingEntry || !xChildEntry->equal(*xSiblingEntry)))
{
m_xTreeView->set_toggle(*xChildEntry, eState);
bChildEntry = m_xTreeView->iter_next(*xChildEntry);
}
}
return false;
});
}
CheckButtons();
// if an entry has children, it makes a difference if the entry is checked
// because all children are checked or if the user checked it explicitly.
// So we track explicit (un)checking
implEmphasize(rEntry, eState == TRISTATE_TRUE);
}
void OTableTreeListBox::implEmphasize(const weld::TreeIter& rEntry, bool _bChecked, bool _bUpdateDescendants, bool _bUpdateAncestors)
{
// special emphasizing handling for the "all objects" entry
bool bAllObjectsEntryAffected = haveVirtualRoot() && (getAllObjectsEntry()->equal(rEntry));
if ( m_xTreeView->iter_has_child(rEntry) // the entry has children
|| bAllObjectsEntryAffected // or it is the "all objects" entry
)
{
m_xTreeView->set_text_emphasis(rEntry, _bChecked, 0);
}
if (_bUpdateDescendants)
{
std::unique_ptr<weld::TreeIter> xChild(m_xTreeView->make_iterator(&rEntry));
// remove the mark for all children of the checked entry
bool bChildLoop = m_xTreeView->iter_children(*xChild);
while (bChildLoop)
{
if (m_xTreeView->iter_has_child(*xChild))
implEmphasize(*xChild, false, true, false);
bChildLoop = m_xTreeView->iter_next_sibling(*xChild);
}
}
if (_bUpdateAncestors)
{
std::unique_ptr<weld::TreeIter> xParent(m_xTreeView->make_iterator(&rEntry));
// remove the mark for all ancestors of the entry
if (m_xTreeView->iter_parent(*xParent))
implEmphasize(*xParent, false, false);
}
}
std::unique_ptr<weld::TreeIter> OTableTreeListBox::implAddEntry(
const Reference< XDatabaseMetaData >& _rxMeta,
const OUString& _rTableName,
bool _bCheckName
)
{
OSL_PRECOND( _rxMeta.is(), "OTableTreeListBox::implAddEntry: invalid meta data!" );
if ( !_rxMeta.is() )
return nullptr;
// split the complete name into its components
OUString sCatalog, sSchema, sName;
qualifiedNameComponents( _rxMeta, _rTableName, sCatalog, sSchema, sName, ::dbtools::EComposeRule::InDataManipulation );
std::unique_ptr<weld::TreeIter> xParentEntry(getAllObjectsEntry());
// if the DB uses catalog at the start of identifiers, then our hierarchy is
// catalog
// +- schema
// +- table
// else it is
// schema
// +- catalog
// +- table
bool bCatalogAtStart = _rxMeta->isCatalogAtStart();
const OUString& rFirstName = bCatalogAtStart ? sCatalog : sSchema;
const sal_Int32 nFirstFolderType = bCatalogAtStart ? DatabaseObjectContainer::CATALOG : DatabaseObjectContainer::SCHEMA;
const OUString& rSecondName = bCatalogAtStart ? sSchema : sCatalog;
const sal_Int32 nSecondFolderType = bCatalogAtStart ? DatabaseObjectContainer::SCHEMA : DatabaseObjectContainer::CATALOG;
if ( !rFirstName.isEmpty() )
{
std::unique_ptr<weld::TreeIter> xFolder(GetEntryPosByName(rFirstName, xParentEntry.get()));
if (!xFolder)
{
xFolder = m_xTreeView->make_iterator();
OUString sId(OUString::number(nFirstFolderType));
OUString sImageId = ImageProvider::getFolderImageId(DatabaseObject::TABLE);
m_xTreeView->insert(xParentEntry.get(), -1, nullptr, &sId, nullptr, nullptr, false, xFolder.get());
m_xTreeView->set_image(*xFolder, sImageId, -1);
if (m_bShowToggles)
m_xTreeView->set_toggle(*xFolder, TRISTATE_FALSE);
m_xTreeView->set_text(*xFolder, rFirstName, 0);
m_xTreeView->set_text_emphasis(*xFolder, false, 0);
}
xParentEntry = std::move(xFolder);
}
if ( !rSecondName.isEmpty() )
{
std::unique_ptr<weld::TreeIter> xFolder(GetEntryPosByName(rSecondName, xParentEntry.get()));
if (!xFolder)
{
xFolder = m_xTreeView->make_iterator();
OUString sId(OUString::number(nSecondFolderType));
OUString sImageId = ImageProvider::getFolderImageId(DatabaseObject::TABLE);
m_xTreeView->insert(xParentEntry.get(), -1, nullptr, &sId, nullptr, nullptr, false, xFolder.get());
m_xTreeView->set_image(*xFolder, sImageId, -1);
if (m_bShowToggles)
m_xTreeView->set_toggle(*xFolder, TRISTATE_FALSE);
m_xTreeView->set_text(*xFolder, rSecondName, 0);
m_xTreeView->set_text_emphasis(*xFolder, false, 0);
}
xParentEntry = std::move(xFolder);
}
if (!_bCheckName || !GetEntryPosByName(sName, xParentEntry.get()))
{
std::unique_ptr<weld::TreeIter> xEntry = m_xTreeView->make_iterator();
m_xTreeView->insert(xParentEntry.get(), -1, nullptr, nullptr, nullptr, nullptr, false, xEntry.get());
auto xGraphic = m_xImageProvider->getXGraphic(_rTableName, DatabaseObject::TABLE);
if (xGraphic.is())
m_xTreeView->set_image(*xEntry, xGraphic, -1);
else
{
OUString sImageId(m_xImageProvider->getImageId(_rTableName, DatabaseObject::TABLE));
m_xTreeView->set_image(*xEntry, sImageId, -1);
}
if (m_bShowToggles)
m_xTreeView->set_toggle(*xEntry, TRISTATE_FALSE);
m_xTreeView->set_text(*xEntry, sName, 0);
m_xTreeView->set_text_emphasis(*xEntry, false, 0);
return xEntry;
}
return nullptr;
}
NamedDatabaseObject OTableTreeListBox::describeObject(const weld::TreeIter& rEntry)
{
NamedDatabaseObject aObject;
sal_Int32 nEntryType = m_xTreeView->get_id(rEntry).toInt32();
if ( nEntryType == DatabaseObjectContainer::TABLES )
{
aObject.Type = DatabaseObjectContainer::TABLES;
}
else if ( ( nEntryType == DatabaseObjectContainer::CATALOG )
|| ( nEntryType == DatabaseObjectContainer::SCHEMA )
)
{
// nothing useful to be done
}
else
{
aObject.Type = DatabaseObject::TABLE;
aObject.Name = getQualifiedTableName(rEntry);
}
return aObject;
}
std::unique_ptr<weld::TreeIter> OTableTreeListBox::addedTable(const OUString& rName)
{
try
{
Reference< XDatabaseMetaData > xMeta;
if ( impl_getAndAssertMetaData( xMeta ) )
return implAddEntry( xMeta, rName );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
return nullptr;
}
bool OTableTreeListBox::impl_getAndAssertMetaData( Reference< XDatabaseMetaData >& _out_rMetaData ) const
{
if ( m_xConnection.is() )
_out_rMetaData = m_xConnection->getMetaData();
OSL_PRECOND( _out_rMetaData.is(), "OTableTreeListBox::impl_getAndAssertMetaData: invalid current connection!" );
return _out_rMetaData.is();
}
OUString OTableTreeListBox::getQualifiedTableName(const weld::TreeIter& rEntry) const
{
OSL_PRECOND( !isFolderEntry(rEntry), "OTableTreeListBox::getQualifiedTableName: folder entries not allowed here!" );
try
{
Reference< XDatabaseMetaData > xMeta;
if ( !impl_getAndAssertMetaData( xMeta ) )
return OUString();
OUString sCatalog;
OUString sSchema;
OUString sTable;
std::unique_ptr<weld::TreeIter> xSchema(m_xTreeView->make_iterator(&rEntry));
bool bSchema = m_xTreeView->iter_parent(*xSchema);
if (bSchema)
{
std::unique_ptr<weld::TreeIter> xCatalog(m_xTreeView->make_iterator(xSchema.get()));
bool bCatalog = m_xTreeView->iter_parent(*xCatalog);
if ( bCatalog
|| ( xMeta->supportsCatalogsInDataManipulation()
&& !xMeta->supportsSchemasInDataManipulation()
) // here we support catalog but no schema
)
{
if (!bCatalog)
{
xCatalog = std::move(xSchema);
bSchema = false;
}
sCatalog = m_xTreeView->get_text(*xCatalog);
}
if (bSchema)
sSchema = m_xTreeView->get_text(*xSchema);
}
sTable = m_xTreeView->get_text(rEntry);
return ::dbtools::composeTableName( xMeta, sCatalog, sSchema, sTable, false, ::dbtools::EComposeRule::InDataManipulation );
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
return OUString();
}
std::unique_ptr<weld::TreeIter> OTableTreeListBox::getEntryByQualifiedName(const OUString& rName)
{
try
{
Reference< XDatabaseMetaData > xMeta;
if ( !impl_getAndAssertMetaData( xMeta ) )
return nullptr;
// split the complete name into its components
OUString sCatalog, sSchema, sName;
qualifiedNameComponents(xMeta, rName, sCatalog, sSchema, sName,::dbtools::EComposeRule::InDataManipulation);
std::unique_ptr<weld::TreeIter> xParent(getAllObjectsEntry());
std::unique_ptr<weld::TreeIter> xCat;
std::unique_ptr<weld::TreeIter> xSchema;
if (!sCatalog.isEmpty())
{
xCat = GetEntryPosByName(sCatalog);
if (xCat)
xParent = std::move(xCat);
}
if (!sSchema.isEmpty())
{
xSchema = GetEntryPosByName(sSchema, xParent.get());
if (xSchema)
xParent = std::move(xSchema);
}
return GetEntryPosByName(sName, xParent.get());
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
return nullptr;
}
void OTableTreeListBox::removedTable(const OUString& rName)
{
try
{
std::unique_ptr<weld::TreeIter> xEntry = getEntryByQualifiedName(rName);
if (xEntry)
m_xTreeView->remove(*xEntry);
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION("dbaccess");
}
}
void OTableTreeListBox::CheckButtons()
{
if (!m_bShowToggles)
return;
auto xEntry(m_xTreeView->make_iterator());
if (!m_xTreeView->get_iter_first(*xEntry))
return;
do
{
implDetermineState(*xEntry);
} while (m_xTreeView->iter_next_sibling(*xEntry));
}
TriState OTableTreeListBox::implDetermineState(const weld::TreeIter& rEntry)
{
if (!m_bShowToggles)
return TRISTATE_FALSE;
TriState eState = m_xTreeView->get_toggle(rEntry);
if (!m_xTreeView->iter_has_child(rEntry))
// nothing to do in this bottom-up routine if there are no children ...
return eState;
// loop through the children and check their states
sal_uInt16 nCheckedChildren = 0;
sal_uInt16 nChildrenOverall = 0;
std::unique_ptr<weld::TreeIter> xChild(m_xTreeView->make_iterator(&rEntry));
bool bChildLoop = m_xTreeView->iter_children(*xChild);
while (bChildLoop)
{
TriState eChildState = implDetermineState(*xChild);
if (eChildState == TRISTATE_INDET)
break;
if (eChildState == TRISTATE_TRUE)
++nCheckedChildren;
++nChildrenOverall;
bChildLoop = m_xTreeView->iter_next_sibling(*xChild);
}
if (bChildLoop)
{
// we did not finish the loop because at least one of the children is in tristate
eState = TRISTATE_INDET;
// but this means that we did not finish all the siblings of pChildLoop,
// so their checking may be incorrect at the moment
// -> correct this
while (bChildLoop)
{
implDetermineState(*xChild);
bChildLoop = m_xTreeView->iter_next_sibling(*xChild);
}
}
else
{
// none if the children are in tristate
if (nCheckedChildren)
{
// we have at least one child checked
if (nCheckedChildren != nChildrenOverall)
{
// not all children are checked
eState = TRISTATE_INDET;
}
else
{
// all children are checked
eState = TRISTATE_TRUE;
}
}
else
{
// no children are checked
eState = TRISTATE_FALSE;
}
}
// finally set the entry to the state we just determined
m_xTreeView->set_toggle(rEntry, eState);
return eState;
}
DBTableTreeView::DBTableTreeView(weld::Container* pContainer)
: DBTreeViewBase(pContainer)
{
m_xTreeListBox.reset(new OTableTreeListBox(m_xBuilder->weld_tree_view(u"treeview"_ustr), /*bShowToggles*/false));
}
} // namespace dbaui
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */