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Diffstat (limited to 'examples/tools/plugandpaint/plugindialog.cpp')
| -rw-r--r-- | examples/tools/plugandpaint/plugindialog.cpp | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/examples/tools/plugandpaint/plugindialog.cpp b/examples/tools/plugandpaint/plugindialog.cpp new file mode 100644 index 0000000000..66a51ee8ae --- /dev/null +++ b/examples/tools/plugandpaint/plugindialog.cpp @@ -0,0 +1,156 @@ +/**************************************************************************** +** +** Copyright (C) 2011 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Nokia Corporation 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 "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); + } +} |