Qt:Документация 4.3.2/graphicsview-diagramscene-diagramtextitem-h
Материал из Wiki.crossplatform.ru
Внимание: Актуальная версия перевода документации находится здесь |
__NOTOC__
Главная · Все классы · Основные классы · Классы по группам · Модули · Функции |
[править] diagramtextitem.h Example File
graphicsview/diagramscene/diagramtextitem.h
/**************************************************************************** ** ** Copyright (C) 2007-2007 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. ** ****************************************************************************/ #ifndef DIAGRAMTEXTITEM_H #define DIAGRAMTEXTITEM_H #include <QGraphicsTextItem> #include <QPen> class QFocusEvent; class QGraphicsItem; class QGraphicsScene; class QGraphicsSceneMouseEvent; class DiagramTextItem : public QGraphicsTextItem { Q_OBJECT public: enum { Type = UserType + 3 }; DiagramTextItem(QGraphicsItem *parent = 0, QGraphicsScene *scene = 0); int type() const { return Type; } signals: void lostFocus(DiagramTextItem *item); void selectedChange(QGraphicsItem *item); protected: QVariant itemChange(GraphicsItemChange change, const QVariant &value); void focusOutEvent(QFocusEvent *event); void mousePressEvent(QGraphicsSceneMouseEvent *event); void mouseMoveEvent(QGraphicsSceneMouseEvent *event); void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event); }; #endif
Copyright © 2007 Trolltech | Trademarks | Qt 4.3.2
|