6.5.3 clean

tests/manual/examples/widgets/itemviews/simpledommodel/CMakeLists.txt

@@ -0,0 +1,40 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+cmake_minimum_required(VERSION 3.16)
+project(simpledommodel LANGUAGES CXX)
+
+if(NOT DEFINED INSTALL_EXAMPLESDIR)
+    set(INSTALL_EXAMPLESDIR "examples")
+endif()
+
+set(INSTALL_EXAMPLEDIR "${INSTALL_EXAMPLESDIR}/widgets/itemviews/simpledommodel")
+
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets Xml)
+
+qt_standard_project_setup()
+
+qt_add_executable(simpledommodel
+    domitem.cpp domitem.h
+    dommodel.cpp dommodel.h
+    main.cpp
+    mainwindow.cpp mainwindow.h
+)
+
+set_target_properties(simpledommodel PROPERTIES
+    WIN32_EXECUTABLE TRUE
+    MACOSX_BUNDLE TRUE
+)
+
+target_link_libraries(simpledommodel PRIVATE
+    Qt6::Core
+    Qt6::Gui
+    Qt6::Widgets
+    Qt6::Xml
+)
+
+install(TARGETS simpledommodel
+    RUNTIME DESTINATION "${INSTALL_EXAMPLEDIR}"
+    BUNDLE DESTINATION "${INSTALL_EXAMPLEDIR}"
+    LIBRARY DESTINATION "${INSTALL_EXAMPLEDIR}"
+)

tests/manual/examples/widgets/itemviews/simpledommodel/domitem.cpp

@@ -0,0 +1,62 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "domitem.h"
+
+#include <QtXml>
+
+//! [0]
+DomItem::DomItem(const QDomNode &node, int row, DomItem *parent)
+    : domNode(node),
+//! [0]
+      // Record the item's location within its parent.
+//! [1]
+      parentItem(parent),
+      rowNumber(row)
+{}
+//! [1]
+
+//! [2]
+DomItem::~DomItem()
+{
+    qDeleteAll(childItems);
+}
+//! [2]
+
+//! [3]
+QDomNode DomItem::node() const
+{
+    return domNode;
+}
+//! [3]
+
+//! [4]
+DomItem *DomItem::parent()
+{
+    return parentItem;
+}
+//! [4]
+
+//! [5]
+DomItem *DomItem::child(int i)
+{
+    DomItem *childItem = childItems.value(i);
+    if (childItem)
+        return childItem;
+
+    // if child does not yet exist, create it
+    if (i >= 0 && i < domNode.childNodes().count()) {
+        QDomNode childNode = domNode.childNodes().item(i);
+        childItem = new DomItem(childNode, i, this);
+        childItems[i] = childItem;
+    }
+    return childItem;
+}
+//! [5]
+
+//! [6]
+int DomItem::row() const
+{
+    return rowNumber;
+}
+//! [6]

tests/manual/examples/widgets/itemviews/simpledommodel/domitem.h

@@ -0,0 +1,29 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef DOMITEM_H
+#define DOMITEM_H
+
+#include <QDomNode>
+#include <QHash>
+
+//! [0]
+class DomItem
+{
+public:
+    DomItem(const QDomNode &node, int row, DomItem *parent = nullptr);
+    ~DomItem();
+    DomItem *child(int i);
+    DomItem *parent();
+    QDomNode node() const;
+    int row() const;
+
+private:
+    QDomNode domNode;
+    QHash<int, DomItem *> childItems;
+    DomItem *parentItem;
+    int rowNumber;
+};
+//! [0]
+
+#endif // DOMITEM_H

tests/manual/examples/widgets/itemviews/simpledommodel/dommodel.cpp

@@ -0,0 +1,153 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#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]

tests/manual/examples/widgets/itemviews/simpledommodel/dommodel.h

@@ -0,0 +1,38 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef DOMMODEL_H
+#define DOMMODEL_H
+
+#include <QAbstractItemModel>
+#include <QDomDocument>
+#include <QModelIndex>
+
+class DomItem;
+
+//! [0]
+class DomModel : public QAbstractItemModel
+{
+    Q_OBJECT
+
+public:
+    explicit DomModel(const QDomDocument &document, QObject *parent = nullptr);
+    ~DomModel();
+
+    QVariant data(const QModelIndex &index, int role) const override;
+    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    QVariant headerData(int section, Qt::Orientation orientation,
+                        int role = Qt::DisplayRole) const override;
+    QModelIndex index(int row, int column,
+                      const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex &child) const override;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+
+private:
+    QDomDocument domDocument;
+    DomItem *rootItem;
+};
+//! [0]
+
+#endif // DOMMODEL_H

tests/manual/examples/widgets/itemviews/simpledommodel/main.cpp

@@ -0,0 +1,15 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "mainwindow.h"
+
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    MainWindow window;
+    window.resize(640, 480);
+    window.show();
+    return app.exec();
+}

tests/manual/examples/widgets/itemviews/simpledommodel/mainwindow.cpp

@@ -0,0 +1,47 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "mainwindow.h"
+#include "dommodel.h"
+
+#include <QDomDocument>
+#include <QTreeView>
+#include <QMenuBar>
+#include <QFileDialog>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent),
+      model(new DomModel(QDomDocument(), this)),
+      view(new QTreeView(this))
+{
+    fileMenu = menuBar()->addMenu(tr("&File"));
+    fileMenu->addAction(tr("&Open..."), QKeySequence::Open, this, &MainWindow::openFile);
+    fileMenu->addAction(tr("E&xit"), QKeySequence::Quit, this, &QWidget::close);
+
+    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();
+        }
+    }
+}

tests/manual/examples/widgets/itemviews/simpledommodel/mainwindow.h

@@ -0,0 +1,33 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#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(QWidget *parent = nullptr);
+
+public slots:
+    void openFile();
+
+private:
+    DomModel *model;
+    QMenu *fileMenu;
+    QString xmlPath;
+    QTreeView *view;
+};
+
+#endif // MAINWINDOW_H

tests/manual/examples/widgets/itemviews/simpledommodel/simpledommodel.pro

@@ -0,0 +1,14 @@
+HEADERS     = domitem.h \
+              dommodel.h \
+              mainwindow.h
+SOURCES     = domitem.cpp \
+              dommodel.cpp \
+              main.cpp \
+              mainwindow.cpp
+QT      += xml widgets
+requires(qtConfig(filedialog))
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/widgets/itemviews/simpledommodel
+INSTALLS += target
+