summaryrefslogtreecommitdiffstats
path: root/examples/itemviews/simpledommodel
diff options
context:
space:
mode:
Diffstat (limited to 'examples/itemviews/simpledommodel')
-rw-r--r--examples/itemviews/simpledommodel/domitem.cpp102
-rw-r--r--examples/itemviews/simpledommodel/domitem.h67
-rw-r--r--examples/itemviews/simpledommodel/dommodel.cpp190
-rw-r--r--examples/itemviews/simpledommodel/dommodel.h77
-rw-r--r--examples/itemviews/simpledommodel/main.cpp53
-rw-r--r--examples/itemviews/simpledommodel/mainwindow.cpp85
-rw-r--r--examples/itemviews/simpledommodel/mainwindow.h71
-rw-r--r--examples/itemviews/simpledommodel/simpledommodel.pro15
8 files changed, 660 insertions, 0 deletions
diff --git a/examples/itemviews/simpledommodel/domitem.cpp b/examples/itemviews/simpledommodel/domitem.cpp
new file mode 100644
index 0000000..18f65ea
--- /dev/null
+++ b/examples/itemviews/simpledommodel/domitem.cpp
@@ -0,0 +1,102 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtXml>
+
+#include "domitem.h"
+
+//! [0]
+DomItem::DomItem(QDomNode &node, int row, DomItem *parent)
+{
+ domNode = node;
+//! [0]
+ // Record the item's location within its parent.
+//! [1]
+ rowNumber = row;
+ parentItem = parent;
+}
+//! [1]
+
+//! [2]
+DomItem::~DomItem()
+{
+ QHash<int,DomItem*>::iterator it;
+ for (it = childItems.begin(); it != childItems.end(); ++it)
+ delete it.value();
+}
+//! [2]
+
+//! [3]
+QDomNode DomItem::node() const
+{
+ return domNode;
+}
+//! [3]
+
+//! [4]
+DomItem *DomItem::parent()
+{
+ return parentItem;
+}
+//! [4]
+
+//! [5]
+DomItem *DomItem::child(int i)
+{
+ if (childItems.contains(i))
+ return childItems[i];
+
+ if (i >= 0 && i < domNode.childNodes().count()) {
+ QDomNode childNode = domNode.childNodes().item(i);
+ DomItem *childItem = new DomItem(childNode, i, this);
+ childItems[i] = childItem;
+ return childItem;
+ }
+ return 0;
+}
+//! [5]
+
+//! [6]
+int DomItem::row()
+{
+ return rowNumber;
+}
+//! [6]
diff --git a/examples/itemviews/simpledommodel/domitem.h b/examples/itemviews/simpledommodel/domitem.h
new file mode 100644
index 0000000..61f2acc
--- /dev/null
+++ b/examples/itemviews/simpledommodel/domitem.h
@@ -0,0 +1,67 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DOMITEM_H
+#define DOMITEM_H
+
+#include <QDomNode>
+#include <QHash>
+
+//! [0]
+class DomItem
+{
+public:
+ DomItem(QDomNode &node, int row, DomItem *parent = 0);
+ ~DomItem();
+ DomItem *child(int i);
+ DomItem *parent();
+ QDomNode node() const;
+ int row();
+
+private:
+ QDomNode domNode;
+ QHash<int,DomItem*> childItems;
+ DomItem *parentItem;
+ int rowNumber;
+};
+//! [0]
+
+#endif
diff --git a/examples/itemviews/simpledommodel/dommodel.cpp b/examples/itemviews/simpledommodel/dommodel.cpp
new file mode 100644
index 0000000..495fd55
--- /dev/null
+++ b/examples/itemviews/simpledommodel/dommodel.cpp
@@ -0,0 +1,190 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include <QtXml>
+
+#include "domitem.h"
+#include "dommodel.h"
+
+//! [0]
+DomModel::DomModel(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
+{
+ return 3;
+}
+//! [2]
+
+//! [3]
+QVariant DomModel::data(const QModelIndex &index, int role) const
+{
+ if (!index.isValid())
+ return QVariant();
+
+ if (role != Qt::DisplayRole)
+ return QVariant();
+
+ DomItem *item = static_cast<DomItem*>(index.internalPointer());
+
+ QDomNode node = item->node();
+//! [3] //! [4]
+ QStringList attributes;
+ QDomNamedNodeMap attributeMap = node.attributes();
+
+ switch (index.column()) {
+ case 0:
+ return node.nodeName();
+ case 1:
+ 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:
+ return QVariant();
+ }
+}
+//! [4]
+
+//! [5]
+Qt::ItemFlags DomModel::flags(const QModelIndex &index) const
+{
+ if (!index.isValid())
+ return 0;
+
+ return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
+}
+//! [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:
+ return QVariant();
+ }
+ }
+
+ 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);
+ else
+ 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]
diff --git a/examples/itemviews/simpledommodel/dommodel.h b/examples/itemviews/simpledommodel/dommodel.h
new file mode 100644
index 0000000..1178b2c
--- /dev/null
+++ b/examples/itemviews/simpledommodel/dommodel.h
@@ -0,0 +1,77 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DOMMODEL_H
+#define DOMMODEL_H
+
+#include <QAbstractItemModel>
+#include <QDomDocument>
+#include <QModelIndex>
+#include <QVariant>
+
+class DomItem;
+
+//! [0]
+class DomModel : public QAbstractItemModel
+{
+ Q_OBJECT
+
+public:
+ DomModel(QDomDocument document, QObject *parent = 0);
+ ~DomModel();
+
+ QVariant data(const QModelIndex &index, int role) const;
+ Qt::ItemFlags flags(const QModelIndex &index) const;
+ QVariant headerData(int section, Qt::Orientation orientation,
+ int role = Qt::DisplayRole) const;
+ QModelIndex index(int row, int column,
+ const QModelIndex &parent = QModelIndex()) const;
+ QModelIndex parent(const QModelIndex &child) const;
+ int rowCount(const QModelIndex &parent = QModelIndex()) const;
+ int columnCount(const QModelIndex &parent = QModelIndex()) const;
+
+private:
+ QDomDocument domDocument;
+ DomItem *rootItem;
+};
+//! [0]
+
+#endif
diff --git a/examples/itemviews/simpledommodel/main.cpp b/examples/itemviews/simpledommodel/main.cpp
new file mode 100644
index 0000000..d2ecfc9
--- /dev/null
+++ b/examples/itemviews/simpledommodel/main.cpp
@@ -0,0 +1,53 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QApplication>
+
+#include "mainwindow.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication app(argc, argv);
+ MainWindow window;
+ window.resize(640, 480);
+ window.show();
+ return app.exec();
+}
diff --git a/examples/itemviews/simpledommodel/mainwindow.cpp b/examples/itemviews/simpledommodel/mainwindow.cpp
new file mode 100644
index 0000000..ac96899
--- /dev/null
+++ b/examples/itemviews/simpledommodel/mainwindow.cpp
@@ -0,0 +1,85 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QDomDocument>
+#include <QFile>
+#include <QtGui>
+
+#include "dommodel.h"
+#include "mainwindow.h"
+
+MainWindow::MainWindow() : QMainWindow(), model(0)
+{
+ fileMenu = menuBar()->addMenu(tr("&File"));
+ fileMenu->addAction(tr("&Open..."), this, SLOT(openFile()),
+ QKeySequence(tr("Ctrl+O")));
+ fileMenu->addAction(tr("E&xit"), this, SLOT(close()),
+ QKeySequence(tr("Ctrl+Q")));
+
+ model = new DomModel(QDomDocument(), this);
+ view = new QTreeView(this);
+ view->setModel(model);
+
+ setCentralWidget(view);
+ setWindowTitle(tr("Simple DOM Model"));
+}
+
+void MainWindow::openFile()
+{
+ QString filePath = QFileDialog::getOpenFileName(this, tr("Open File"),
+ xmlPath, tr("XML files (*.xml);;HTML files (*.html);;"
+ "SVG files (*.svg);;User Interface files (*.ui)"));
+
+ if (!filePath.isEmpty()) {
+ QFile file(filePath);
+ if (file.open(QIODevice::ReadOnly)) {
+ QDomDocument document;
+ if (document.setContent(&file)) {
+ DomModel *newModel = new DomModel(document, this);
+ view->setModel(newModel);
+ delete model;
+ model = newModel;
+ xmlPath = filePath;
+ }
+ file.close();
+ }
+ }
+}
diff --git a/examples/itemviews/simpledommodel/mainwindow.h b/examples/itemviews/simpledommodel/mainwindow.h
new file mode 100644
index 0000000..4bc967a
--- /dev/null
+++ b/examples/itemviews/simpledommodel/mainwindow.h
@@ -0,0 +1,71 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QString>
+
+class DomModel;
+QT_BEGIN_NAMESPACE
+class QMenu;
+class QTreeView;
+QT_END_NAMESPACE
+
+class MainWindow : public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ MainWindow();
+
+public slots:
+ void openFile();
+
+private:
+ DomModel *model;
+ QMenu *fileMenu;
+ QString xmlPath;
+ QTreeView *view;
+};
+
+#endif
diff --git a/examples/itemviews/simpledommodel/simpledommodel.pro b/examples/itemviews/simpledommodel/simpledommodel.pro
new file mode 100644
index 0000000..bc9b1ca
--- /dev/null
+++ b/examples/itemviews/simpledommodel/simpledommodel.pro
@@ -0,0 +1,15 @@
+HEADERS = domitem.h \
+ dommodel.h \
+ mainwindow.h
+SOURCES = domitem.cpp \
+ dommodel.cpp \
+ main.cpp \
+ mainwindow.cpp
+CONFIG += qt
+QT += xml
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/itemviews/simpledommodel
+sources.files = $$SOURCES $$HEADERS $$RESOURCES *.pro
+sources.path = $$[QT_INSTALL_EXAMPLES]/itemviews/simpledommodel
+INSTALLS += target sources