<?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 4.3: main.cpp Example File (activeqt/simple/main.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">main.cpp Example File<br /><sup><sup>activeqt/simple/main.cpp</sup></sup></h1> <pre><span class="comment"> /**************************************************************************** ** ** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.1, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/</span> #include <QAxBindable> #include <QAxFactory> #include <QApplication> #include <QLayout> #include <QSlider> #include <QLCDNumber> #include <QLineEdit> #include <QMessageBox> class QSimpleAX : public QWidget, public QAxBindable { Q_OBJECT Q_PROPERTY( QString text READ text WRITE setText ) Q_PROPERTY( int value READ value WRITE setValue ) public: QSimpleAX(QWidget *parent = 0) : QWidget(parent) { QVBoxLayout *vbox = new QVBoxLayout( this ); slider = new QSlider( Qt::Horizontal, this ); LCD = new QLCDNumber( 3, this ); edit = new QLineEdit( this ); connect( slider, SIGNAL( valueChanged( int ) ), this, SLOT( setValue(int) ) ); connect( edit, SIGNAL(textChanged(const QString&)), this, SLOT(setText(const QString&)) ); vbox->addWidget( slider ); vbox->addWidget( LCD ); vbox->addWidget( edit ); } QString text() const { return edit->text(); } int value() const { return slider->value(); } signals: void someSignal(); void valueChanged(int); void textChanged(const QString&); public slots: void setText( const QString &string ) { if ( !requestPropertyChange( "text" ) ) return; edit->blockSignals( true ); edit->setText( string ); edit->blockSignals( false ); emit someSignal(); emit textChanged( string ); propertyChanged( "text" ); } void about() { QMessageBox::information( this, "About QSimpleAX", "This is a Qt widget, and this slot has been\n" "called through ActiveX/OLE automation!" ); } void setValue( int i ) { if ( !requestPropertyChange( "value" ) ) return; slider->blockSignals( true ); slider->setValue( i ); slider->blockSignals( false ); LCD->display( i ); emit valueChanged( i ); propertyChanged( "value" ); } private: QSlider *slider; QLCDNumber *LCD; QLineEdit *edit; }; #include "main.moc" QAXFACTORY_DEFAULT(QSimpleAX, "{DF16845C-92CD-4AAB-A982-EB9840E74669}", "{616F620B-91C5-4410-A74E-6B81C76FFFE0}", "{E1816BBA-BF5D-4A31-9855-D6BA432055FF}", "{EC08F8FC-2754-47AB-8EFE-56A54057F34E}", "{A095BA0C-224F-4933-A458-2DD7F6B85D8F}")</pre> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2008 <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 4.3.4</div></td> </tr></table></div></address></body> </html>