demos/browser/edittreeview.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
equal deleted inserted replaced
-1:000000000000 0:1918ee327afb
       
     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the demonstration applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "edittreeview.h"
       
    43 
       
    44 #include <QtGui/QKeyEvent>
       
    45 
       
    46 EditTreeView::EditTreeView(QWidget *parent)
       
    47     : QTreeView(parent)
       
    48 {
       
    49 }
       
    50 
       
    51 void EditTreeView::keyPressEvent(QKeyEvent *event)
       
    52 {
       
    53     if ((event->key() == Qt::Key_Delete
       
    54         || event->key() == Qt::Key_Backspace)
       
    55         && model()) {
       
    56         removeOne();
       
    57     } else {
       
    58         QAbstractItemView::keyPressEvent(event);
       
    59     }
       
    60 }
       
    61 
       
    62 void EditTreeView::removeOne()
       
    63 {
       
    64     if (!model())
       
    65         return;
       
    66     QModelIndex ci = currentIndex();
       
    67     int row = ci.row();
       
    68     model()->removeRow(row, ci.parent());
       
    69 }
       
    70 
       
    71 void EditTreeView::removeAll()
       
    72 {
       
    73     if (!model())
       
    74         return;
       
    75     model()->removeRows(0, model()->rowCount(rootIndex()), rootIndex());
       
    76 }
       
    77