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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the demonstration applications 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 "menucontent.h"
+#include "colors.h"
+#include "menumanager.h"
+#include "demotextitem.h"
+#include "headingitem.h"
+
+MenuContentItem::MenuContentItem(const QDomElement &el, QGraphicsScene *scene, QGraphicsItem *parent)
+ : DemoItem(scene, parent)
+{
+ this->name = el.attribute("name");
+ this->heading = 0;
+ this->description1 = 0;
+ this->description2 = 0;
+
+ if (el.tagName() == "demos")
+ this->readmePath = QLibraryInfo::location(QLibraryInfo::DemosPath) + "/README";
+ else
+ this->readmePath = QLibraryInfo::location(QLibraryInfo::ExamplesPath) + "/" + el.attribute("dirname") + "/README";
+
+}
+
+void MenuContentItem::prepare()
+{
+ if (!this->prepared){
+ this->prepared= true;
+ this->createContent();
+ }
+}
+
+void MenuContentItem::animationStopped(int id)
+{
+ if (this->name == Colors::rootMenuName)
+ return; // Optimization hack.
+
+ if (id == DemoItemAnimation::ANIM_OUT){
+ // Free up some memory:
+ delete this->heading;
+ delete this->description1;
+ delete this->description2;
+ this->heading = 0;
+ this->description1 = 0;
+ this->description2 = 0;
+ this->prepared = false;
+ }
+}
+
+QString MenuContentItem::loadDescription(int startPara, int nrPara)
+{
+ QString result;
+ QFile readme(this->readmePath);
+ if (!readme.open(QFile::ReadOnly)){
+ if (Colors::verbose)
+ qDebug() << "- MenuContentItem::loadDescription: Could not load:" << this->readmePath;
+ return "";
+ }
+
+ QTextStream in(&readme);
+ // Skip a certain number of paragraphs:
+ while (startPara)
+ if (in.readLine().isEmpty()) --startPara;
+
+ // Read in the number of wanted paragraphs:
+ QString line = in.readLine();
+ do {
+ result += line + " ";
+ line = in.readLine();
+ if (line.isEmpty()){
+ --nrPara;
+ line = "<br><br>" + in.readLine();
+ }
+ } while (nrPara && !in.atEnd());
+
+ return Colors::contentColor + result;
+}
+
+void MenuContentItem::createContent()
+{
+ // Create the items:
+ this->heading = new HeadingItem(this->name, this->scene(), this);
+ QString para1 = this->loadDescription(0, 1);
+ if (para1.isEmpty())
+ para1 = Colors::contentColor + QLatin1String("Could not load description. Ensure that the documentation for Qt is built.");
+ QColor bgcolor = Colors::sceneBg1.darker(200);
+ bgcolor.setAlpha(100);
+ this->description1 = new DemoTextItem(para1, Colors::contentFont(), Colors::heading, 500, this->scene(), this, DemoTextItem::STATIC_TEXT);
+ this->description2 = new DemoTextItem(this->loadDescription(1, 2), Colors::contentFont(), Colors::heading, 250, this->scene(), this, DemoTextItem::STATIC_TEXT);
+
+ // Place the items on screen:
+ this->heading->setPos(0, 3);
+ this->description1->setPos(0, this->heading->pos().y() + this->heading->boundingRect().height() + 10);
+ this->description2->setPos(0, this->description1->pos().y() + this->description1->boundingRect().height() + 15);
+}
+
+QRectF MenuContentItem::boundingRect() const
+{
+ return QRectF(0, 0, 500, 350);
+}
+
+