demos/shared/arthurwidgets.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/shared/arthurwidgets.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,137 @@
+/****************************************************************************
+**
+** 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 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 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef ARTHURWIDGETS_H
+#define ARTHURWIDGETS_H
+
+#include "arthurstyle.h"
+#include <QBitmap>
+#include <QPushButton>
+#include <QGroupBox>
+
+#if defined(QT_OPENGL_SUPPORT)
+#include <QGLWidget>
+#include <QEvent>
+class GLWidget : public QGLWidget
+{
+public:
+    GLWidget(QWidget *parent)
+        : QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
+    {
+        setAttribute(Qt::WA_AcceptTouchEvents);
+    }
+    void disableAutoBufferSwap() { setAutoBufferSwap(false); }
+    void paintEvent(QPaintEvent *) { parentWidget()->update(); }
+protected:
+    bool event(QEvent *event)
+    {
+        switch (event->type()) {
+        case QEvent::TouchBegin:
+        case QEvent::TouchUpdate:
+        case QEvent::TouchEnd:
+            event->ignore();
+            return false;
+            break;
+        default:
+            break;
+        }
+        return QGLWidget::event(event);
+    }
+};
+#endif
+
+QT_FORWARD_DECLARE_CLASS(QTextDocument)
+QT_FORWARD_DECLARE_CLASS(QTextEdit)
+QT_FORWARD_DECLARE_CLASS(QVBoxLayout)
+
+class ArthurFrame : public QWidget
+{
+    Q_OBJECT
+public:
+    ArthurFrame(QWidget *parent);
+    virtual void paint(QPainter *) {}
+
+
+    void paintDescription(QPainter *p);
+
+    void loadDescription(const QString &filename);
+    void setDescription(const QString &htmlDesc);
+
+    void loadSourceFile(const QString &fileName);
+
+    bool preferImage() const { return m_prefer_image; }
+
+#if defined(QT_OPENGL_SUPPORT)
+    QGLWidget *glWidget() const { return glw; }
+#endif
+
+public slots:
+    void setPreferImage(bool pi) { m_prefer_image = pi; }
+    void setDescriptionEnabled(bool enabled);
+    void showSource();
+
+#if defined(QT_OPENGL_SUPPORT)
+    void enableOpenGL(bool use_opengl);
+    bool usesOpenGL() { return m_use_opengl; }
+#endif
+
+signals:
+    void descriptionEnabledChanged(bool);
+
+protected:
+    void paintEvent(QPaintEvent *);
+    void resizeEvent(QResizeEvent *);
+
+#if defined(QT_OPENGL_SUPPORT)
+    GLWidget *glw;
+    bool m_use_opengl;
+#endif
+    QPixmap m_tile;
+
+    bool m_show_doc;
+    bool m_prefer_image;
+    QTextDocument *m_document;
+
+    QString m_sourceFileName;
+
+};
+
+#endif