Qt:Документация 4.3.2/activeqt-simple-main-cpp
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main.cpp Example File
activeqt/simple/main.cpp
/**************************************************************************** ** ** Copyright (C) 1992-2007 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 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://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 gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.0, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** 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. ** ** Trolltech reserves all rights not expressly granted herein. ** ** Trolltech ASA (c) 2007 ** ** 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 <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}")
Copyright © 2007 Trolltech | Trademarks | Qt 4.3.2
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