examples/script/customclass/bytearrayclass.cpp
changeset 30 5dc02b23752f
parent 18 2f34d5167611
--- a/examples/script/customclass/bytearrayclass.cpp	Wed Jun 23 19:07:03 2010 +0300
+++ b/examples/script/customclass/bytearrayclass.cpp	Tue Jul 06 15:10:48 2010 +0300
@@ -6,35 +6,34 @@
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
 **
-** In addition, as a special exception, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
 **
-**
-**
-**
-**
-**
-**
-**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
@@ -148,13 +147,13 @@
     if (!ba)
         return;
     if (name == length) {
-        ba->resize(value.toInt32());
+        resize(*ba, value.toInt32());
     } else {
         qint32 pos = id;
         if (pos < 0)
             return;
         if (ba->size() <= pos)
-            ba->resize(pos + 1);
+            resize(*ba, pos + 1);
         (*ba)[pos] = char(value.toInt32());
     }
 }
@@ -194,10 +193,13 @@
     return ctor;
 }
 
+//! [10]
 QScriptValue ByteArrayClass::newInstance(int size)
 {
+    engine()->reportAdditionalMemoryCost(size);
     return newInstance(QByteArray(size, /*ch=*/0));
 }
+//! [10]
 
 //! [1]
 QScriptValue ByteArrayClass::newInstance(const QByteArray &ba)
@@ -235,6 +237,16 @@
     ba = qvariant_cast<QByteArray>(obj.data().toVariant());
 }
 
+//! [9]
+void ByteArrayClass::resize(QByteArray &ba, int newSize)
+{
+    int oldSize = ba.size();
+    ba.resize(newSize);
+    if (newSize > oldSize)
+        engine()->reportAdditionalMemoryCost(newSize - oldSize);
+}
+//! [9]
+
 
 
 ByteArrayClassPropertyIterator::ByteArrayClassPropertyIterator(const QScriptValue &object)