From 460c52653ab0dcca6f19a4f492ed2c5e4e963ab0 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kaddressbook/kablock.cpp | 108 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 kaddressbook/kablock.cpp

(limited to 'kaddressbook/kablock.cpp')

diff --git a/kaddressbook/kablock.cpp b/kaddressbook/kablock.cpp
new file mode 100644
index 000000000..acb6c2870
--- /dev/null
+++ b/kaddressbook/kablock.cpp
@@ -0,0 +1,108 @@
+/*
+    This file is part of KAddressBook.
+    Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+    As a special exception, permission is given to link this program
+    with any edition of Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#include <kabc/addressbook.h>
+#include <kabc/resource.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kstaticdeleter.h>
+
+#include "kablock.h"
+
+class AddressBookWrapper : public KABC::AddressBook
+{
+  public:
+    AddressBookWrapper( KABC::AddressBook* );
+
+    KABC::Resource* getStandardResource()
+    {
+      return standardResource();
+    }
+};
+
+KABLock *KABLock::mSelf = 0;
+
+static KStaticDeleter<KABLock> kabLockDeleter;
+
+KABLock::KABLock( KABC::AddressBook *ab )
+  : mAddressBook( ab )
+{
+}
+
+KABLock::~KABLock()
+{
+}
+
+KABLock *KABLock::self( KABC::AddressBook *ab )
+{
+  if ( !mSelf )
+    kabLockDeleter.setObject( mSelf, new KABLock( ab ) );
+  else
+    mSelf->mAddressBook = ab;
+
+  return mSelf;
+}
+
+bool KABLock::lock( KABC::Resource *resource )
+{
+  if ( mLocks.find( resource ) == mLocks.end() ) { // not locked yet
+    KABC::Ticket *ticket = mAddressBook->requestSaveTicket( resource );
+    if ( !ticket ) {
+      return false;
+    } else {
+      LockEntry entry;
+      entry.ticket = ticket;
+      entry.counter = 1;
+      mLocks.insert( resource, entry );
+    }
+  } else {
+    LockEntry &entry = mLocks[ resource ];
+    entry.counter++;
+  }
+
+  return true;
+}
+
+bool KABLock::unlock( KABC::Resource *resource )
+{
+  AddressBookWrapper *wrapper = static_cast<AddressBookWrapper*>( mAddressBook );
+  if ( resource == 0 )
+    resource = wrapper->getStandardResource();
+
+  if ( mLocks.find( resource ) == mLocks.end() ) { // hmm, not good...
+    return false;
+  } else {
+    LockEntry &entry = mLocks[ resource ];
+    entry.counter--;
+
+    if ( entry.counter == 0 ) {
+      mAddressBook->save( entry.ticket );
+//      # Activate in KDE 4.0
+//      mAddressBook->releaseSaveTicket( entry.ticket );
+
+      mLocks.remove( resource );
+    }
+  }
+
+  return true;
+}
-- 
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