1 /*

     2   Copyright (C) 2007 Staikos Computing Services Inc.  <info@staikos.net>

     3 

     4   This library is free software; you can redistribute it and/or

     5   modify it under the terms of the GNU Library General Public

     6   License as published by the Free Software Foundation; either

     7   version 2 of the License, or (at your option) any later version.

     8 

     9   This library is distributed in the hope that it will be useful,

    10   but WITHOUT ANY WARRANTY; without even the implied warranty of

    11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    12   Library General Public License for more details.

    13 

    14   You should have received a copy of the GNU Library General Public License

    15   along with this library; see the file COPYING.LIB.  If not, write to

    16   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    17   Boston, MA 02110-1301, USA.

    18 

    19   This class provides all functionality needed for tracking global history.

    20 */

    21 

    22 #include "qwebhistoryinterface.h"

    23 

    24 #include <QCoreApplication>

    25 

    26 #include "DeprecatedString.h"

    27 

    28 namespace WebCore {

    29 

    30 bool historyContains(const DeprecatedString& s)

    31 {

    32     if (!QWebHistoryInterface::defaultInterface())

    33         return false;

    34 

    35     return QWebHistoryInterface::defaultInterface()->historyContains(QString(s));

    36 }

    37 

    38 } // namespace WebCore

    39 

    40 static QWebHistoryInterface *default_interface;

    41 

    42 static bool gRoutineAdded;

    43 

    44 static void gCleanupInterface()

    45 {

    46     delete default_interface;

    47     default_interface = 0;

    48 }

    49 

    50 /*!

    51   Sets a new default interface that will be used by all of WebKit

    52   for managing history.

    53 */

    54 void QWebHistoryInterface::setDefaultInterface(QWebHistoryInterface *defaultInterface)

    55 {

    56     if (default_interface == defaultInterface)

    57         return;

    58     if (default_interface)

    59         delete default_interface;

    60     default_interface = defaultInterface;

    61     if (!gRoutineAdded) {

    62         qAddPostRoutine(gCleanupInterface);

    63         gRoutineAdded = true;

    64     }

    65 }

    66 

    67 /*!

    68   Returns the default interface that will be used by WebKit. If no

    69   default interface has been set, QtWebkit will not track history.

    70 */

    71 QWebHistoryInterface *QWebHistoryInterface::defaultInterface()

    72 {

    73     return default_interface;

    74 }

    75 

    76 QWebHistoryInterface::QWebHistoryInterface(QObject *parent) : QObject(parent)

    77 {

    78 }

    79 

    80 QWebHistoryInterface::~QWebHistoryInterface()

    81 {

    82 }