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Diffstat (limited to 'examples/widgets/itemviews/simpledommodel/dommodel.cpp')
-rw-r--r-- | examples/widgets/itemviews/simpledommodel/dommodel.cpp | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/examples/widgets/itemviews/simpledommodel/dommodel.cpp b/examples/widgets/itemviews/simpledommodel/dommodel.cpp deleted file mode 100644 index 8e15252ebb..0000000000 --- a/examples/widgets/itemviews/simpledommodel/dommodel.cpp +++ /dev/null @@ -1,200 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "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 The Qt Company Ltd 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "dommodel.h" -#include "domitem.h" - -#include <QtXml> - -//! [0] -DomModel::DomModel(const QDomDocument &document, QObject *parent) - : QAbstractItemModel(parent), - domDocument(document), - rootItem(new DomItem(domDocument, 0)) -{ -} -//! [0] - -//! [1] -DomModel::~DomModel() -{ - delete rootItem; -} -//! [1] - -//! [2] -int DomModel::columnCount(const QModelIndex &parent) const -{ - Q_UNUSED(parent); - return 3; -} -//! [2] - -//! [3] -QVariant DomModel::data(const QModelIndex &index, int role) const -{ - if (!index.isValid()) - return QVariant(); - - if (role != Qt::DisplayRole) - return QVariant(); - - const DomItem *item = static_cast<DomItem*>(index.internalPointer()); - - const QDomNode node = item->node(); -//! [3] //! [4] - - switch (index.column()) { - case 0: - return node.nodeName(); - case 1: - { - const QDomNamedNodeMap attributeMap = node.attributes(); - QStringList attributes; - for (int i = 0; i < attributeMap.count(); ++i) { - QDomNode attribute = attributeMap.item(i); - attributes << attribute.nodeName() + "=\"" - + attribute.nodeValue() + '"'; - } - return attributes.join(' '); - } - case 2: - return node.nodeValue().split('\n').join(' '); - default: - break; - } - return QVariant(); -} -//! [4] - -//! [5] -Qt::ItemFlags DomModel::flags(const QModelIndex &index) const -{ - if (!index.isValid()) - return Qt::NoItemFlags; - - return QAbstractItemModel::flags(index); -} -//! [5] - -//! [6] -QVariant DomModel::headerData(int section, Qt::Orientation orientation, - int role) const -{ - if (orientation == Qt::Horizontal && role == Qt::DisplayRole) { - switch (section) { - case 0: - return tr("Name"); - case 1: - return tr("Attributes"); - case 2: - return tr("Value"); - default: - break; - } - } - return QVariant(); -} -//! [6] - -//! [7] -QModelIndex DomModel::index(int row, int column, const QModelIndex &parent) const -{ - if (!hasIndex(row, column, parent)) - return QModelIndex(); - - DomItem *parentItem; - - if (!parent.isValid()) - parentItem = rootItem; - else - parentItem = static_cast<DomItem*>(parent.internalPointer()); -//! [7] - -//! [8] - DomItem *childItem = parentItem->child(row); - if (childItem) - return createIndex(row, column, childItem); - return QModelIndex(); -} -//! [8] - -//! [9] -QModelIndex DomModel::parent(const QModelIndex &child) const -{ - if (!child.isValid()) - return QModelIndex(); - - DomItem *childItem = static_cast<DomItem*>(child.internalPointer()); - DomItem *parentItem = childItem->parent(); - - if (!parentItem || parentItem == rootItem) - return QModelIndex(); - - return createIndex(parentItem->row(), 0, parentItem); -} -//! [9] - -//! [10] -int DomModel::rowCount(const QModelIndex &parent) const -{ - if (parent.column() > 0) - return 0; - - DomItem *parentItem; - - if (!parent.isValid()) - parentItem = rootItem; - else - parentItem = static_cast<DomItem*>(parent.internalPointer()); - - return parentItem->node().childNodes().count(); -} -//! [10] |