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akonadi

etmviewstatesaver.cpp
00001 /*
00002     Copyright (C) 2010 Klarälvdalens Datakonsult AB,
00003         a KDAB Group company, info@kdab.net,
00004         author Stephen Kelly <stephen@kdab.com>
00005 
00006     This library is free software; you can redistribute it and/or modify it
00007     under the terms of the GNU Library General Public License as published by
00008     the Free Software Foundation; either version 2 of the License, or (at your
00009     option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful, but WITHOUT
00012     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00013     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00014     License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to the
00018     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
00019     02110-1301, USA.
00020 */
00021 
00022 #include "etmviewstatesaver.h"
00023 
00024 #include <QtCore/QModelIndex>
00025 #include <QtGui/QItemSelection>
00026 #include <QtGui/QTreeView>
00027 
00028 #include "entitytreemodel.h"
00029 
00030 using namespace Akonadi;
00031 
00032 ETMViewStateSaver::ETMViewStateSaver(QObject* parent)
00033   : KViewStateSaver(parent)
00034 {
00035 }
00036 
00037 QModelIndex ETMViewStateSaver::indexFromConfigString(const QAbstractItemModel *model, const QString& key) const
00038 {
00039   if ( key.startsWith( QLatin1Char( 'x' ) ) )
00040     return QModelIndex();
00041 
00042   Entity::Id id = key.mid( 1 ).toLongLong();
00043   if ( id < 0 )
00044     return QModelIndex();
00045 
00046   if ( key.startsWith( QLatin1Char( 'c' ) ) )
00047   {
00048     QModelIndex idx = EntityTreeModel::modelIndexForCollection( model, Collection( id ) );
00049     if ( !idx.isValid() )
00050     {
00051       return QModelIndex();
00052     }
00053     return idx;
00054   }
00055   else if ( key.startsWith( QLatin1Char( 'i' ) ) )
00056   {
00057     QModelIndexList list = EntityTreeModel::modelIndexesForItem( model, Item( id ) );
00058     if ( list.isEmpty() )
00059     {
00060       return QModelIndex();
00061     }
00062     return list.first();
00063    }
00064   return QModelIndex();
00065 }
00066 
00067 QString ETMViewStateSaver::indexToConfigString(const QModelIndex& index) const
00068 {
00069   if ( !index.isValid() )
00070     return QLatin1String( "x-1" );
00071   const Collection c = index.data( EntityTreeModel::CollectionRole ).value<Collection>();
00072   if ( c.isValid() )
00073     return QString::fromLatin1( "c%1" ).arg( c.id() );
00074   Entity::Id id = index.data( EntityTreeModel::ItemIdRole ).value<Entity::Id>();
00075   if ( id >= 0 )
00076     return QString::fromLatin1( "i%1" ).arg( id );
00077   return QString();
00078 }
00079 
00080 void ETMViewStateSaver::selectCollections(const Akonadi::Collection::List& list)
00081 {
00082   QStringList colStrings;
00083   foreach(const Collection &col, list)
00084     colStrings << QString::fromLatin1( "c%1" ).arg( col.id() );
00085   restoreSelection(colStrings);
00086 }
00087 
00088 void ETMViewStateSaver::selectCollections(const QList< Collection::Id >& list)
00089 {
00090   QStringList colStrings;
00091   foreach(const Collection::Id &colId, list)
00092     colStrings << QString::fromLatin1( "c%1" ).arg( colId );
00093   restoreSelection(colStrings);
00094 }
00095 
00096 void ETMViewStateSaver::selectItems(const Akonadi::Item::List& list)
00097 {
00098   QStringList itemStrings;
00099   foreach(const Item &item, list)
00100     itemStrings << QString::fromLatin1( "i%1" ).arg( item.id() );
00101   restoreSelection(itemStrings);
00102 }
00103 
00104 void ETMViewStateSaver::selectItems(const QList< Item::Id >& list)
00105 {
00106   QStringList itemStrings;
00107   foreach(const Item::Id &itemId, list)
00108     itemStrings << QString::fromLatin1( "i%1" ).arg( itemId );
00109   restoreSelection(itemStrings);
00110 }
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