Changeset 846 for trunk/doc/src/examples/diagramscene.qdoc

Timestamp:

May 5, 2011, 5:36:53 AM (14 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

Location:

trunk

Files:

• . (modified) (1 prop)
• doc/src/examples/diagramscene.qdoc (modified) (5 diffs)

trunk/doc/src/examples/diagramscene.qdoc

@@ -1 +1 @@
 /****************************************************************************
 **
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
@@ -7 +7 @@
 ** This file is part of the documentation of the Qt Toolkit.
 **
-** $QT_BEGIN_LICENSE:LGPL$
+** $QT_BEGIN_LICENSE:FDL$
 ** Commercial Usage
 ** Licensees holding valid Qt Commercial licenses may use this file in
 ** accordance with the Qt Commercial License Agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and Nokia.
+** Software or, alternatively, in accordance with the terms contained in a
+** written agreement between you and Nokia.
 **
-** 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.
-**
-** 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.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
+** GNU Free Documentation License
+** Alternatively, this file may be used under the terms of the GNU Free
+** Documentation License version 1.3 as published by the Free Software
+** Foundation and appearing in the file included in the packaging of this
+** file.
 **
 ** If you have questions regarding the use of this file, please contact
@@ -55 +41 @@
     underline of the text.
 
-    The Qt graphics view framework is designed to manage and
-    display custom 2D graphics items. The main classes of the
-    framework are QGraphicsItem, QGraphicsScene and QGraphicsView. The
-    graphics scene manages the items and provides a surface for them.
+    The Qt graphics view framework is designed to manage and display
+    custom 2D graphics items. The main classes of the framework are
+    QGraphicsItem, QGraphicsScene and QGraphicsView. The graphics
+    scene manages the items and provides a surface for them.
     QGraphicsView is a widget that is used to render a scene on the
-    screen. See the \l{The Graphics View Framework}{overview document}
-    for a more detailed description of the framework. 
+    screen. See the \l{Graphics View Framework} for a more detailed
+    description of the framework.
 
     In this example we show how to create such custom graphics
@@ -210 +196 @@
     an image of one of the \c DiagramItems, i.e., flowchart shapes.
     The image is created by the \c DiagramItem through the \c image()
-    function.  The QButtonGroup class lets us attach a QVariant with
+    function. The QButtonGroup class lets us attach an id (int) with
     each button; we store the diagram's type, i.e., the
     DiagramItem::DiagramType enum. We use the stored diagram type when
@@ -280 +266 @@
     \snippet examples/graphicsview/diagramscene/mainwindow.cpp 3
     
-    This slot deletes the selected item, if any, from the scene. If
+    This slot deletes the selected item, if any, from the scene. It
+    deletes the arrows first in order to avoid to delete them twice. If
     the item to be deleted is a \c DiagramItem, we also need to delete
     arrows connected to it; we don't want arrows in the scene that