<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>Qt 4.2: plugin.cpp Example File (demos/arthurplugin/plugin.cpp)</title> <link href="classic.css" rel="stylesheet" type="text/css" /> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td> <td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> · <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="modules.html"><font color="#004faf">Modules</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td> <td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">plugin.cpp Example File<br /><sup><sup>demos/arthurplugin/plugin.cpp</sup></sup></h1> <pre> /**************************************************************************** ** ** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved. ** ** This file is part of the demonstration applications of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License version 2.0 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 GNU ** General Public Licensing requirements will be met: ** http:<span class="comment">//www.trolltech.com/products/qt/opensource.html</span> ** ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http:<span class="comment">//www.trolltech.com/products/qt/licensing.html or contact the</span> ** sales department at sales@trolltech.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #include <QtDesigner/QDesignerContainerExtension> #include <QtDesigner/QDesignerCustomWidgetInterface> #include <QtCore/qplugin.h> #include <QtGui/QIcon> #include <QtGui/QLineEdit> #include "xform.h" #include "pathdeform.h" #include "gradients.h" #include "pathstroke.h" #include "hoverpoints.h" #include "composition.h" class QDesignerFormEditorInterface; class PathDeformRendererEx : public PathDeformRenderer { Q_OBJECT public: PathDeformRendererEx(QWidget *parent) : PathDeformRenderer(parent) { } QSize sizeHint() const { return QSize(300, 200); } }; class DemoPlugin : public QDesignerCustomWidgetInterface { Q_INTERFACES(QDesignerCustomWidgetInterface) public: DemoPlugin() : m_initialized(false) { } bool isContainer() const { return false; } bool isInitialized() const { return m_initialized; } QIcon icon() const { return QIcon(); } QString codeTemplate() const { return QString(); } QString whatsThis() const { return QString(); } QString toolTip() const { return QString(); } QString group() const { return "Arthur Widgets [Demo]"; } void initialize(QDesignerFormEditorInterface *) { if (m_initialized) return; m_initialized = true; } private: bool m_initialized; }; class DeformPlugin : public QObject, public DemoPlugin { Q_OBJECT public: DeformPlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "deform.h"; } QString name() const { return "PathDeformRendererEx"; } QWidget *createWidget(QWidget *parent) { PathDeformRenderer *deform = new PathDeformRendererEx(parent); deform->setRadius(70); deform->setAnimated(false); deform->setFontSize(20); deform->setText("Arthur Widgets Demo"); return deform; } }; class XFormRendererEx : public XFormView { Q_OBJECT public: XFormRendererEx(QWidget *parent) : XFormView(parent) { textEditor = new QLineEdit; } QSize sizeHint() const { return QSize(300, 200); } public slots: void setText(const QString &text) { textEditor->setText(text); } }; class XFormPlugin : public QObject, public DemoPlugin { Q_OBJECT public: XFormPlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "xform.h"; } QString name() const { return "XFormRendererEx"; } QWidget *createWidget(QWidget *parent) { XFormRendererEx *xform = new XFormRendererEx(parent); xform->setText("Qt - Hello World!!"); return xform; } }; class GradientEditorPlugin : public QObject, public DemoPlugin { Q_OBJECT public: GradientEditorPlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "gradients.h"; } QString name() const { return "GradientEditor"; } QWidget *createWidget(QWidget *parent) { GradientEditor *editor = new GradientEditor(parent); return editor; } }; class GradientRendererEx : public GradientRenderer { Q_OBJECT public: GradientRendererEx(QWidget *p) : GradientRenderer(p) { } QSize sizeHint() const { return QSize(300, 200); } }; class GradientRendererPlugin : public QObject, public DemoPlugin { Q_OBJECT public: GradientRendererPlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "gradients.h"; } QString name() const { return "GradientRendererEx"; } QWidget *createWidget(QWidget *parent) { GradientRenderer *renderer = new GradientRendererEx(parent); renderer->setConicalGradient(); return renderer; } }; class PathStrokeRendererEx : public PathStrokeRenderer { Q_OBJECT public: PathStrokeRendererEx(QWidget *p) : PathStrokeRenderer(p) { } QSize sizeHint() const { return QSize(300, 200); } }; class StrokeRenderPlugin : public QObject, public DemoPlugin { Q_OBJECT public: StrokeRenderPlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "pathstroke.h"; } QString name() const { return "PathStrokeRendererEx"; } QWidget *createWidget(QWidget *parent) { PathStrokeRenderer *stroke = new PathStrokeRendererEx(parent); return stroke; } }; class CompositionModePlugin : public QObject, public DemoPlugin { Q_OBJECT public: CompositionModePlugin(QObject *parent = 0) : QObject(parent) { } QString includeFile() const { return "composition.h"; } QString name() const { return "CompositionRenderer"; } QWidget *createWidget(QWidget *parent) { CompositionRenderer *renderer = new CompositionRenderer(parent); renderer->setAnimationEnabled(false); return renderer; } }; class ArthurPlugins : public QObject, public QDesignerCustomWidgetCollectionInterface { Q_OBJECT Q_INTERFACES(QDesignerCustomWidgetCollectionInterface) public: QList<QDesignerCustomWidgetInterface*> customWidgets() const { QList<QDesignerCustomWidgetInterface *> plugins; plugins << new DeformPlugin << new XFormPlugin << new GradientEditorPlugin << new GradientRendererPlugin << new StrokeRenderPlugin << new CompositionModePlugin; return plugins; } }; #include "plugin.moc" Q_EXPORT_PLUGIN(ArthurPlugins)</pre> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2006 <a href="trolltech.html">Trolltech</a></td> <td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="30%" align="right"><div align="right">Qt 4.2.1</div></td> </tr></table></div></address></body> </html>