Examples: move widgets specific "tools" examples to the correct place

examples/tools -> examples/widgets/tools

Change-Id: I8b9e23c45e07ce5cd9da8f24a9a9f7ae10b2b107
Reviewed-by: hjk <qthjk@ovi.com>

9 files changed, 607 insertions, 0 deletions

diff --git a/examples/widgets/tools/treemodelcompleter/main.cpp b/examples/widgets/tools/treemodelcompleter/main.cpp
new file mode 100644
index 0000000000..65990ca54c
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/main.cpp
@@ -0,0 +1,54 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc and its Subsidiary(-ies) 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 <QApplication>
+#include "mainwindow.h"
+
+//! [0]
+int main(int argc, char *argv[])
+{
+    Q_INIT_RESOURCE(treemodelcompleter);
+
+    QApplication app(argc, argv);
+    MainWindow window;
+    window.show();
+    return app.exec();
+}
+//! [0]
diff --git a/examples/widgets/tools/treemodelcompleter/mainwindow.cpp b/examples/widgets/tools/treemodelcompleter/mainwindow.cpp
new file mode 100644
index 0000000000..851fde5fff
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/mainwindow.cpp
@@ -0,0 +1,246 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc and its Subsidiary(-ies) 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 <QtWidgets>
+#include "treemodelcompleter.h"
+#include "mainwindow.h"
+
+//! [0]
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent), completer(0), lineEdit(0)
+{
+    createMenu();
+
+    completer = new TreeModelCompleter(this);
+    completer->setModel(modelFromFile(":/resources/treemodel.txt"));
+    completer->setSeparator(QLatin1String("."));
+    QObject::connect(completer, SIGNAL(highlighted(QModelIndex)),
+                     this, SLOT(highlight(QModelIndex)));
+
+    QWidget *centralWidget = new QWidget;
+
+    QLabel *modelLabel = new QLabel;
+    modelLabel->setText(tr("Tree Model<br>(Double click items to edit)"));
+
+    QLabel *modeLabel = new QLabel;
+    modeLabel->setText(tr("Completion Mode"));
+    modeCombo = new QComboBox;
+    modeCombo->addItem(tr("Inline"));
+    modeCombo->addItem(tr("Filtered Popup"));
+    modeCombo->addItem(tr("Unfiltered Popup"));
+    modeCombo->setCurrentIndex(1);
+
+    QLabel *caseLabel = new QLabel;
+    caseLabel->setText(tr("Case Sensitivity"));
+    caseCombo = new QComboBox;
+    caseCombo->addItem(tr("Case Insensitive"));
+    caseCombo->addItem(tr("Case Sensitive"));
+    caseCombo->setCurrentIndex(0);
+//! [0]
+
+//! [1]
+    QLabel *separatorLabel = new QLabel;
+    separatorLabel->setText(tr("Tree Separator"));
+
+    QLineEdit *separatorLineEdit = new QLineEdit;
+    separatorLineEdit->setText(completer->separator());
+    connect(separatorLineEdit, SIGNAL(textChanged(QString)),
+            completer, SLOT(setSeparator(QString)));
+
+    QCheckBox *wrapCheckBox = new QCheckBox;
+    wrapCheckBox->setText(tr("Wrap around completions"));
+    wrapCheckBox->setChecked(completer->wrapAround());
+    connect(wrapCheckBox, SIGNAL(clicked(bool)), completer, SLOT(setWrapAround(bool)));
+
+    contentsLabel = new QLabel;
+    contentsLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
+    connect(separatorLineEdit, SIGNAL(textChanged(QString)),
+            this, SLOT(updateContentsLabel(QString)));
+
+    treeView = new QTreeView;
+    treeView->setModel(completer->model());
+    treeView->header()->hide();
+    treeView->expandAll();
+//! [1]
+
+//! [2]
+    connect(modeCombo, SIGNAL(activated(int)), this, SLOT(changeMode(int)));
+    connect(caseCombo, SIGNAL(activated(int)), this, SLOT(changeCase(int)));
+
+    lineEdit = new QLineEdit;
+    lineEdit->setCompleter(completer);
+//! [2]
+
+//! [3]
+    QGridLayout *layout = new QGridLayout;
+    layout->addWidget(modelLabel, 0, 0); layout->addWidget(treeView, 0, 1);
+    layout->addWidget(modeLabel, 1, 0);  layout->addWidget(modeCombo, 1, 1);
+    layout->addWidget(caseLabel, 2, 0);  layout->addWidget(caseCombo, 2, 1);
+    layout->addWidget(separatorLabel, 3, 0); layout->addWidget(separatorLineEdit, 3, 1);
+    layout->addWidget(wrapCheckBox, 4, 0);
+    layout->addWidget(contentsLabel, 5, 0, 1, 2);
+    layout->addWidget(lineEdit, 6, 0, 1, 2);
+    centralWidget->setLayout(layout);
+    setCentralWidget(centralWidget);
+
+    changeCase(caseCombo->currentIndex());
+    changeMode(modeCombo->currentIndex());
+
+    setWindowTitle(tr("Tree Model Completer"));
+    lineEdit->setFocus();
+}
+//! [3]
+
+//! [4]
+void MainWindow::createMenu()
+{
+    QAction *exitAction = new QAction(tr("Exit"), this);
+    QAction *aboutAct = new QAction(tr("About"), this);
+    QAction *aboutQtAct = new QAction(tr("About Qt"), this);
+
+    connect(exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
+    connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
+    connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
+
+    QMenu* fileMenu = menuBar()->addMenu(tr("File"));
+    fileMenu->addAction(exitAction);
+
+    QMenu* helpMenu = menuBar()->addMenu(tr("About"));
+    helpMenu->addAction(aboutAct);
+    helpMenu->addAction(aboutQtAct);
+}
+//! [4]
+
+//! [5]
+void MainWindow::changeMode(int index)
+{
+    QCompleter::CompletionMode mode;
+    if (index == 0)
+        mode = QCompleter::InlineCompletion;
+    else if (index == 1)
+        mode = QCompleter::PopupCompletion;
+    else
+        mode = QCompleter::UnfilteredPopupCompletion;
+
+    completer->setCompletionMode(mode);
+}
+//! [5]
+
+QAbstractItemModel *MainWindow::modelFromFile(const QString& fileName)
+{
+    QFile file(fileName);
+    if (!file.open(QFile::ReadOnly))
+        return new QStringListModel(completer);
+
+#ifndef QT_NO_CURSOR
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+#endif
+    QStringList words;
+
+    QStandardItemModel *model = new QStandardItemModel(completer);
+    QVector<QStandardItem *> parents(10);
+    parents[0] = model->invisibleRootItem();
+
+    while (!file.atEnd()) {
+        QString line = file.readLine();
+        QString trimmedLine = line.trimmed();
+        if (line.isEmpty() || trimmedLine.isEmpty())
+            continue;
+
+        QRegExp re("^\\s+");
+        int nonws = re.indexIn(line);
+        int level = 0;
+        if (nonws == -1) {
+            level = 0;
+        } else {
+            if (line.startsWith("\t")) {
+                level = re.cap(0).length();
+            } else {
+                level = re.cap(0).length()/4;
+            }
+        }
+
+        if (level+1 >= parents.size())
+            parents.resize(parents.size()*2);
+
+        QStandardItem *item = new QStandardItem;
+        item->setText(trimmedLine);
+        parents[level]->appendRow(item);
+        parents[level+1] = item;
+    }
+
+#ifndef QT_NO_CURSOR
+    QApplication::restoreOverrideCursor();
+#endif
+
+    return model;
+}
+
+void MainWindow::highlight(const QModelIndex &index)
+{
+    QAbstractItemModel *completionModel = completer->completionModel();
+    QAbstractProxyModel *proxy = qobject_cast<QAbstractProxyModel *>(completionModel);
+    if (!proxy)
+        return;
+    QModelIndex sourceIndex = proxy->mapToSource(index);
+    treeView->selectionModel()->select(sourceIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows);
+    treeView->scrollTo(index);
+}
+
+//! [6]
+void MainWindow::about()
+{
+    QMessageBox::about(this, tr("About"), tr("This example demonstrates how "
+        "to use a QCompleter with a custom tree model."));
+}
+//! [6]
+
+//! [7]
+void MainWindow::changeCase(int cs)
+{
+    completer->setCaseSensitivity(cs ? Qt::CaseSensitive : Qt::CaseInsensitive);
+}
+//! [7]
+
+void MainWindow::updateContentsLabel(const QString& sep)
+{
+    contentsLabel->setText(tr("Type path from model above with items at each level separated by a '%1'").arg(sep));
+}
+
diff --git a/examples/widgets/tools/treemodelcompleter/mainwindow.h b/examples/widgets/tools/treemodelcompleter/mainwindow.h
new file mode 100644
index 0000000000..206a41c2fc
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/mainwindow.h
@@ -0,0 +1,88 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc and its Subsidiary(-ies) 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QModelIndex>
+
+class TreeModelCompleter;
+QT_BEGIN_NAMESPACE
+class QAbstractItemModel;
+class QComboBox;
+class QLabel;
+class QLineEdit;
+class QProgressBar;
+class QCheckBox;
+class QTreeView;
+QT_END_NAMESPACE
+
+//! [0]
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    MainWindow(QWidget *parent = 0);
+
+private slots:
+    void about();
+    void changeCase(int);
+    void changeMode(int);
+    void highlight(const QModelIndex&);
+    void updateContentsLabel(const QString&);
+//! [0]
+
+//! [1]
+private:
+    void createMenu();
+    QAbstractItemModel *modelFromFile(const QString& fileName);
+
+    QTreeView *treeView;
+    QComboBox *caseCombo;
+    QComboBox *modeCombo;
+    QLabel *contentsLabel;
+    TreeModelCompleter *completer;
+    QLineEdit *lineEdit;
+};
+//! [1]
+
+#endif // MAINWINDOW_H
diff --git a/examples/widgets/tools/treemodelcompleter/resources/treemodel.txt b/examples/widgets/tools/treemodelcompleter/resources/treemodel.txt
new file mode 100644
index 0000000000..06c90077af
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/resources/treemodel.txt
@@ -0,0 +1,20 @@
+Parent1
+    Child1
+        GrandChild1
+        GrandChild2
+        GrandChild3
+            GrandGrandChild1
+    Child2
+        GrandChild1
+            GrandGrandChild1
+        GrandChild2
+    Child3
+
+Parent2
+    Child1
+        GrandChild1
+    Child2
+    Child3
+        GrandChild1
+        GrandChild2
+
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp
new file mode 100644
index 0000000000..71adaac077
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.cpp
@@ -0,0 +1,97 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc and its Subsidiary(-ies) 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 "treemodelcompleter.h"
+#include <QStringList>
+
+//! [0]
+TreeModelCompleter::TreeModelCompleter(QObject *parent)
+    : QCompleter(parent)
+{
+}
+//! [0]
+
+//! [1]
+TreeModelCompleter::TreeModelCompleter(QAbstractItemModel *model, QObject *parent)
+    : QCompleter(model, parent)
+{
+}
+//! [1]
+
+void TreeModelCompleter::setSeparator(const QString &separator)
+{
+    sep = separator;
+}
+
+//! [2]
+QString TreeModelCompleter::separator() const
+{
+    return sep;
+}
+//! [2]
+
+//! [3]
+QStringList TreeModelCompleter::splitPath(const QString &path) const
+{
+    if (sep.isNull()) {
+        return QCompleter::splitPath(path);
+    }
+
+    return path.split(sep);
+}
+//! [3]
+
+//! [4]
+QString TreeModelCompleter::pathFromIndex(const QModelIndex &index) const
+{
+    if (sep.isNull()) {
+        return QCompleter::pathFromIndex(index);
+    }
+
+    // navigate up and accumulate data
+    QStringList dataList;
+    for (QModelIndex i = index; i.isValid(); i = i.parent()) {
+        dataList.prepend(model()->data(i, completionRole()).toString());
+    }
+
+    return dataList.join(sep);
+}
+//! [4]
+
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.desktop b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.desktop
new file mode 100644
index 0000000000..a54aa7b66e
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.desktop
@@ -0,0 +1,11 @@
+[Desktop Entry]
+Encoding=UTF-8
+Version=1.0
+Type=Application
+Terminal=false
+Name=Tree Model Completer
+Exec=/opt/usr/bin/treemodelcompleter
+Icon=treemodelcompleter
+X-Window-Icon=
+X-HildonDesk-ShowInToolbar=true
+X-Osso-Type=application/x-executable
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.h b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.h
new file mode 100644
index 0000000000..f0288805d3
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.h
@@ -0,0 +1,70 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 Digia Plc and its Subsidiary(-ies) 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef TREEMODELCOMPLETER_H
+#define TREEMODELCOMPLETER_H
+
+#include <QCompleter>
+
+//! [0]
+class TreeModelCompleter : public QCompleter
+{
+    Q_OBJECT
+    Q_PROPERTY(QString separator READ separator WRITE setSeparator)
+
+public:
+    explicit TreeModelCompleter(QObject *parent = 0);
+    explicit TreeModelCompleter(QAbstractItemModel *model, QObject *parent = 0);
+
+    QString separator() const;
+public slots:
+    void setSeparator(const QString &separator);
+
+protected:
+    QStringList splitPath(const QString &path) const;
+    QString pathFromIndex(const QModelIndex &index) const;
+
+private:
+    QString sep;
+};
+//! [0]
+
+#endif // TREEMODELCOMPLETER_H
+
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.pro b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.pro
new file mode 100644
index 0000000000..ffdf9b647d
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.pro
@@ -0,0 +1,16 @@
+HEADERS   = treemodelcompleter.h \
+            mainwindow.h
+SOURCES   = treemodelcompleter.cpp \
+            main.cpp \
+            mainwindow.cpp
+RESOURCES = treemodelcompleter.qrc
+
+# install
+target.path = $$[QT_INSTALL_EXAMPLES]/tools/treemodelcompleter
+sources.files = $$SOURCES $$HEADERS $$RESOURCES $$FORMS treemodelcompleter.pro resources
+sources.path = $$[QT_INSTALL_EXAMPLES]/tools/treemodelcompleter
+INSTALLS += target sources
+
+QT += widgets
+
+simulator: warning(This example might not fully work on Simulator platform)
diff --git a/examples/widgets/tools/treemodelcompleter/treemodelcompleter.qrc b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.qrc
new file mode 100644
index 0000000000..1130fcd641
--- /dev/null
+++ b/examples/widgets/tools/treemodelcompleter/treemodelcompleter.qrc
@@ -0,0 +1,5 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource prefix="/">
+   <file>resources/treemodel.txt</file>
+</qresource>
+</RCC>