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109 lines
2.7 KiB
109 lines
2.7 KiB
15 years ago
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/*
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This file is part of KAddressBook.
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Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of Qt, and distribute the resulting executable,
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without including the source code for Qt in the source distribution.
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*/
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#include <kabc/addressbook.h>
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#include <kabc/resource.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <kstaticdeleter.h>
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#include "kablock.h"
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class AddressBookWrapper : public KABC::AddressBook
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{
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public:
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AddressBookWrapper( KABC::AddressBook* );
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KABC::Resource* getStandardResource()
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{
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return standardResource();
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}
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};
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KABLock *KABLock::mSelf = 0;
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static KStaticDeleter<KABLock> kabLockDeleter;
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KABLock::KABLock( KABC::AddressBook *ab )
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: mAddressBook( ab )
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{
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}
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KABLock::~KABLock()
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{
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}
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KABLock *KABLock::self( KABC::AddressBook *ab )
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{
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if ( !mSelf )
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kabLockDeleter.setObject( mSelf, new KABLock( ab ) );
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else
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mSelf->mAddressBook = ab;
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return mSelf;
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}
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bool KABLock::lock( KABC::Resource *resource )
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{
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if ( mLocks.find( resource ) == mLocks.end() ) { // not locked yet
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KABC::Ticket *ticket = mAddressBook->requestSaveTicket( resource );
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if ( !ticket ) {
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return false;
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} else {
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LockEntry entry;
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entry.ticket = ticket;
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entry.counter = 1;
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mLocks.insert( resource, entry );
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}
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} else {
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LockEntry &entry = mLocks[ resource ];
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entry.counter++;
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}
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return true;
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}
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bool KABLock::unlock( KABC::Resource *resource )
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{
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AddressBookWrapper *wrapper = static_cast<AddressBookWrapper*>( mAddressBook );
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if ( resource == 0 )
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resource = wrapper->getStandardResource();
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if ( mLocks.find( resource ) == mLocks.end() ) { // hmm, not good...
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return false;
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} else {
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LockEntry &entry = mLocks[ resource ];
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entry.counter--;
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if ( entry.counter == 0 ) {
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mAddressBook->save( entry.ticket );
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// # Activate in KDE 4.0
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// mAddressBook->releaseSaveTicket( entry.ticket );
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mLocks.remove( resource );
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}
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}
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return true;
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}
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