integerdata.cpp

来自「嵌入式Qt下的一个计算器源码」· C++ 代码 · 共 54 行

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** Copyright (C) 2000-2006 TROLLTECH ASA. All rights reserved.
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** This file is part of the Phone Edition of the Qtopia Toolkit.
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**   information about Trolltech's Commercial License Agreements.
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#include "integerdata.h"

// Data type functions
void IntegerData::set(int j,int b) {
    i = j;
    if (base != 2 || base != 8 ||
	    base != 10 || base != 16) {
	qDebug("Base %d is not supported",b);
	base = 10;
    } else
	base = b;
}
bool IntegerData::appendChar(char c) {
    QString tmp = formattedOutput;
    tmp.append(c);
    bool ok;
    i = tmp.toInt(&ok,base);
    if (!ok)
	return false;
    formattedOutput = tmp;
    return true;
}
void IntegerData::delChar() {
    formattedOutput.truncate(formattedOutput.length()-1);
    if (!formattedOutput.length())
	formattedOutput.setNum(0);
    bool ok;
    i = formattedOutput.toInt(&ok,base);
}