display.h

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2005 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
** 
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 2 of the License, or (at your
** option) any later version.
** 
** A copy of the GNU GPL license version 2 is included in this package as 
** LICENSE.GPL.
**
** This program is distributed in the hope that it will be useful, but
** WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
** See the GNU General Public License for more details.
**
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** the code of this program with Qtopia applications copyrighted, developed
** and distributed by Trolltech under the terms of the Qtopia Personal Use
** License Agreement. You must comply with the GNU General Public License
** in all respects for all of the code used other than the applications
** licensed under the Qtopia Personal Use License Agreement. If you modify
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** but you are not obligated to do so. If you do not wish to do so, delete
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**********************************************************************/

#ifndef CALCULATOR_DISPLAY_H
#define CALCULATOR_DISPLAY_H

#include <qstack.h>
#include <qlist.h>
#include <qscrollview.h>
#include <qtopia/calc/data.h>

class MyLcdDisplay:public QScrollView {
    Q_OBJECT
public:
    MyLcdDisplay(QWidget *p=0,const char *n=0,WFlags f=0);
    ~MyLcdDisplay();

    void drawContents(QPainter *,int,int,int,int);
    QSize sizeHint() const;

public slots:
    void readStack();

private:
    QPixmap *lcdPixmap;
    QPainter *lcdPainter;
#ifdef QTOPIA_PHONE
    int drawNextItem(int,bool);
#endif
    int dataLeft,verticalOffset;
    QStack<QString> *niStack;
    QStack<Data> *ndStack;
};

#endif