diff -r 000000000000 -r 1918ee327afb examples/tools/plugandpaint/plugindialog.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/tools/plugandpaint/plugindialog.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,157 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include "interfaces.h"
+#include "plugindialog.h"
+
+#include <QPluginLoader>
+#include <QStringList>
+#include <QDir>
+
+#include <QLabel>
+#include <QGridLayout>
+#include <QPushButton>
+#include <QTreeWidget>
+#include <QTreeWidgetItem>
+#include <QHeaderView>
+
+PluginDialog::PluginDialog(const QString &path, const QStringList &fileNames,
+                           QWidget *parent) :
+    QDialog(parent),
+    label(new QLabel),
+    treeWidget(new QTreeWidget),
+    okButton(new QPushButton(tr("OK")))    
+{
+    treeWidget->setAlternatingRowColors(false);
+    treeWidget->setSelectionMode(QAbstractItemView::NoSelection);
+    treeWidget->setColumnCount(1);
+    treeWidget->header()->hide();
+
+    okButton->setDefault(true);
+
+    connect(okButton, SIGNAL(clicked()), this, SLOT(close()));
+
+    QGridLayout *mainLayout = new QGridLayout;
+    mainLayout->setColumnStretch(0, 1);
+    mainLayout->setColumnStretch(2, 1);
+    mainLayout->addWidget(label, 0, 0, 1, 3);
+    mainLayout->addWidget(treeWidget, 1, 0, 1, 3);
+    mainLayout->addWidget(okButton, 2, 1);
+    setLayout(mainLayout);
+
+    interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirOpenIcon),
+                            QIcon::Normal, QIcon::On);
+    interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirClosedIcon),
+                            QIcon::Normal, QIcon::Off);
+    featureIcon.addPixmap(style()->standardPixmap(QStyle::SP_FileIcon));
+
+    setWindowTitle(tr("Plugin Information"));
+    findPlugins(path, fileNames);
+}
+
+//! [0]
+void PluginDialog::findPlugins(const QString &path,
+                               const QStringList &fileNames)
+{
+    label->setText(tr("Plug & Paint found the following plugins\n"
+                      "(looked in %1):")
+                   .arg(QDir::toNativeSeparators(path)));
+
+    const QDir dir(path);
+
+    foreach (QObject *plugin, QPluginLoader::staticInstances())
+        populateTreeWidget(plugin, tr("%1 (Static Plugin)")
+                                   .arg(plugin->metaObject()->className()));
+
+    foreach (QString fileName, fileNames) {
+        QPluginLoader loader(dir.absoluteFilePath(fileName));
+        QObject *plugin = loader.instance();
+        if (plugin)
+            populateTreeWidget(plugin, fileName);
+    }
+}
+//! [0]
+
+//! [1]
+void PluginDialog::populateTreeWidget(QObject *plugin, const QString &text)
+{
+    QTreeWidgetItem *pluginItem = new QTreeWidgetItem(treeWidget);
+    pluginItem->setText(0, text);
+    treeWidget->setItemExpanded(pluginItem, true);
+
+    QFont boldFont = pluginItem->font(0);
+    boldFont.setBold(true);
+    pluginItem->setFont(0, boldFont);
+
+    if (plugin) {
+        BrushInterface *iBrush = qobject_cast<BrushInterface *>(plugin);
+        if (iBrush)
+            addItems(pluginItem, "BrushInterface", iBrush->brushes());
+
+        ShapeInterface *iShape = qobject_cast<ShapeInterface *>(plugin);
+        if (iShape)
+            addItems(pluginItem, "ShapeInterface", iShape->shapes());
+
+        FilterInterface *iFilter =
+                qobject_cast<FilterInterface *>(plugin);
+        if (iFilter)
+            addItems(pluginItem, "FilterInterface", iFilter->filters());
+    }
+}
+//! [1]
+
+void PluginDialog::addItems(QTreeWidgetItem *pluginItem,
+                            const char *interfaceName,
+                            const QStringList &features)
+{
+    QTreeWidgetItem *interfaceItem = new QTreeWidgetItem(pluginItem);
+    interfaceItem->setText(0, interfaceName);
+    interfaceItem->setIcon(0, interfaceIcon);
+
+    foreach (QString feature, features) {
+        if (feature.endsWith("..."))
+            feature.chop(3);
+        QTreeWidgetItem *featureItem = new QTreeWidgetItem(interfaceItem);
+        featureItem->setText(0, feature);
+        featureItem->setIcon(0, featureIcon);
+    }
+}