qt_demoe/core_qui/quihelper.cpp

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#include "quihelper.h"
int QUIHelper::getScreenIndex()
{
//需要对多个屏幕进行处理
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int screenIndex = 0;
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
int screenCount = qApp->screens().count();
#else
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int screenCount = qApp->desktop()->screenCount();
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#endif
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if (screenCount > 1) {
//找到当前鼠标所在屏幕
QPoint pos = QCursor::pos();
for (int i = 0; i < screenCount; ++i) {
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#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
if (qApp->screens().at(i)->geometry().contains(pos)) {
#else
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if (qApp->desktop()->screenGeometry(i).contains(pos)) {
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#endif
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screenIndex = i;
break;
}
}
}
return screenIndex;
}
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QRect QUIHelper::getScreenRect(bool available)
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{
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QRect rect;
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int screenIndex = QUIHelper::getScreenIndex();
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if (available) {
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
rect = qApp->screens().at(screenIndex)->availableGeometry();
#else
rect = qApp->desktop()->availableGeometry(screenIndex);
#endif
} else {
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
rect = qApp->screens().at(screenIndex)->geometry();
#else
rect = qApp->desktop()->screenGeometry(screenIndex);
#endif
}
return rect;
}
int QUIHelper::deskWidth()
{
return getScreenRect().width();
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}
int QUIHelper::deskHeight()
{
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return getScreenRect().height();
}
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QWidget *QUIHelper::centerBaseForm = 0;
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void QUIHelper::setFormInCenter(QWidget *form)
{
int formWidth = form->width();
int formHeight = form->height();
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//如果=0表示采用系统桌面屏幕为参照
QRect rect;
if (centerBaseForm == 0) {
rect = getScreenRect();
} else {
rect = centerBaseForm->geometry();
}
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int deskWidth = rect.width();
int deskHeight = rect.height();
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QPoint movePoint(deskWidth / 2 - formWidth / 2 + rect.x(), deskHeight / 2 - formHeight / 2 + rect.y());
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form->move(movePoint);
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}
QString QUIHelper::appName()
{
//没有必要每次都获取,只有当变量为空时才去获取一次
static QString name;
if (name.isEmpty()) {
name = qApp->applicationFilePath();
//下面的方法主要为了过滤安卓的路径 lib程序名_armeabi-v7a
QStringList list = name.split("/");
name = list.at(list.count() - 1).split(".").at(0);
}
return name;
}
QString QUIHelper::appPath()
{
#ifdef Q_OS_ANDROID
//return QString("/sdcard/Android/%1").arg(appName());
return QString("/storage/emulated/0/%1").arg(appName());
#else
return qApp->applicationDirPath();
#endif
}
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QString QUIHelper::getUuid()
{
QString uuid = QUuid::createUuid().toString();
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uuid.replace("{", "");
uuid.replace("}", "");
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return uuid;
}
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void QUIHelper::initRand()
{
//初始化随机数种子
QTime t = QTime::currentTime();
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srand(t.msec() + t.second() * 1000);
}
void QUIHelper::newDir(const QString &dirName)
{
QString strDir = dirName;
//如果路径中包含斜杠字符则说明是绝对路径
//linux系统路径字符带有 / windows系统 路径字符带有 :/
if (!strDir.startsWith("/") && !strDir.contains(":/")) {
strDir = QString("%1/%2").arg(QUIHelper::appPath()).arg(strDir);
}
QDir dir(strDir);
if (!dir.exists()) {
dir.mkpath(strDir);
}
}
void QUIHelper::sleep(int msec)
{
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if (msec <= 0) {
return;
}
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
QThread::msleep(msec);
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#else
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QTime endTime = QTime::currentTime().addMSecs(msec);
while (QTime::currentTime() < endTime) {
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
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}
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#endif
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}
void QUIHelper::setCode(bool utf8)
{
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#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
//如果想要控制台打印信息中文正常就注释掉这个设置
if (utf8) {
QTextCodec *codec = QTextCodec::codecForName("utf-8");
QTextCodec::setCodecForLocale(codec);
}
#else
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#if _MSC_VER
QTextCodec *codec = QTextCodec::codecForName("gbk");
#else
QTextCodec *codec = QTextCodec::codecForName("utf-8");
#endif
QTextCodec::setCodecForLocale(codec);
QTextCodec::setCodecForCStrings(codec);
QTextCodec::setCodecForTr(codec);
#endif
}
void QUIHelper::setFont(const QString &ttfFile, const QString &fontName, int fontSize)
{
QFont font;
font.setFamily(fontName);
font.setPixelSize(fontSize);
//如果存在字体文件则设备字体文件中的字体
//安卓版本和网页版本需要字体文件一起打包单独设置字体
if (!ttfFile.isEmpty()) {
QFontDatabase fontDb;
int fontId = fontDb.addApplicationFont(ttfFile);
if (fontId != -1) {
QStringList androidFont = fontDb.applicationFontFamilies(fontId);
if (androidFont.size() != 0) {
font.setFamily(androidFont.at(0));
font.setPixelSize(fontSize);
}
}
}
qApp->setFont(font);
}
void QUIHelper::setTranslator(const QString &qmFile)
{
QTranslator *translator = new QTranslator(qApp);
translator->load(qmFile);
qApp->installTranslator(translator);
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}
void QUIHelper::initDb(const QString &dbName)
{
initFile(QString(":/%1.db").arg(appName()), dbName);
}
void QUIHelper::initFile(const QString &sourceName, const QString &targetName)
{
//判断文件是否存在,不存在则从资源文件复制出来
QFile file(targetName);
if (!file.exists() || file.size() == 0) {
file.remove();
QUIHelper::copyFile(sourceName, targetName);
}
}
bool QUIHelper::checkIniFile(const QString &iniFile)
{
//如果配置文件大小为0,则以初始值继续运行,并生成配置文件
QFile file(iniFile);
if (file.size() == 0) {
return false;
}
//如果配置文件不完整,则以初始值继续运行,并生成配置文件
if (file.open(QFile::ReadOnly)) {
bool ok = true;
while (!file.atEnd()) {
QString line = file.readLine();
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line.replace("\r", "");
line.replace("\n", "");
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QStringList list = line.split("=");
if (list.count() == 2) {
if (list.at(1) == "") {
qDebug() << TIMEMS << "ini node no value" << list.at(0);
ok = false;
break;
}
}
}
if (!ok) {
return false;
}
} else {
return false;
}
return true;
}
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void QUIHelper::setIconBtn(QAbstractButton *btn, const QString &png, int icon)
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{
int size = 16;
int width = 18;
int height = 18;
QPixmap pix;
if (QPixmap(png).isNull()) {
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pix = IconHelper::getPixmap(QUIConfig::TextColor, icon, size, width, height);
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} else {
pix = QPixmap(png);
}
btn->setIconSize(QSize(width, height));
btn->setIcon(QIcon(pix));
}
void QUIHelper::writeInfo(const QString &info, bool needWrite, const QString &filePath)
{
if (!needWrite) {
return;
}
QString fileName = QString("%1/%2/%3_runinfo_%4.txt").arg(QUIHelper::appPath())
.arg(filePath).arg(QUIHelper::appName()).arg(QDate::currentDate().toString("yyyyMM"));
QFile file(fileName);
file.open(QIODevice::WriteOnly | QIODevice::Append | QFile::Text);
QTextStream stream(&file);
stream << DATETIME << " " << info << NEWLINE;
file.close();
}
void QUIHelper::writeError(const QString &info, bool needWrite, const QString &filePath)
{
if (!needWrite) {
return;
}
QString fileName = QString("%1/%2/%3_runerror_%4.txt").arg(QUIHelper::appPath())
.arg(filePath).arg(QUIHelper::appName()).arg(QDate::currentDate().toString("yyyyMM"));
QFile file(fileName);
file.open(QIODevice::WriteOnly | QIODevice::Append | QFile::Text);
QTextStream stream(&file);
stream << DATETIME << " " << info << NEWLINE;
file.close();
}
void QUIHelper::setFramelessForm(QWidget *widgetMain, bool tool, bool top, bool menu)
{
widgetMain->setProperty("form", true);
widgetMain->setProperty("canMove", true);
//根据设定逐个追加属性
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#ifdef __arm__
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widgetMain->setWindowFlags(Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint);
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#else
widgetMain->setWindowFlags(Qt::FramelessWindowHint);
#endif
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if (tool) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::Tool);
}
if (top) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowStaysOnTopHint);
}
if (menu) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint);
}
}
void QUIHelper::setFramelessForm(QWidget *widgetMain, QWidget *widgetTitle,
QLabel *labIco, QPushButton *btnClose,
bool tool, bool top, bool menu)
{
labIco->setFixedWidth(QUITitleMinSize);
btnClose->setFixedWidth(QUITitleMinSize);
widgetTitle->setFixedHeight(QUITitleMinSize);
widgetTitle->setProperty("form", "title");
widgetMain->setProperty("form", true);
widgetMain->setProperty("canMove", true);
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//根据设定逐个追加属性
#ifdef __arm__
widgetMain->setWindowFlags(Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint);
#else
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widgetMain->setWindowFlags(Qt::FramelessWindowHint);
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#endif
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if (tool) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::Tool);
}
if (top) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowStaysOnTopHint);
}
if (menu) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint);
}
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IconHelper::setIcon(labIco, QUIConfig::IconMain, QUIConfig::FontSize + 2);
IconHelper::setIcon(btnClose, QUIConfig::IconClose, QUIConfig::FontSize);
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}
void QUIHelper::setSystemDateTime(const QString &year, const QString &month, const QString &day, const QString &hour, const QString &min, const QString &sec)
{
#ifdef Q_OS_WIN
QProcess p(0);
p.start("cmd");
p.waitForStarted();
p.write(QString("date %1-%2-%3\n").arg(year).arg(month).arg(day).toLatin1());
p.closeWriteChannel();
p.waitForFinished(1000);
p.close();
p.start("cmd");
p.waitForStarted();
p.write(QString("time %1:%2:%3.00\n").arg(hour).arg(min).arg(sec).toLatin1());
p.closeWriteChannel();
p.waitForFinished(1000);
p.close();
#else
QString cmd = QString("date %1%2%3%4%5.%6").arg(month).arg(day).arg(hour).arg(min).arg(year).arg(sec);
system(cmd.toLatin1());
system("hwclock -w");
#endif
}
void QUIHelper::runWithSystem(const QString &strName, const QString &strPath, bool autoRun)
{
#ifdef Q_OS_WIN
QSettings reg("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", QSettings::NativeFormat);
reg.setValue(strName, autoRun ? strPath : "");
#endif
}
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QList<QColor> QUIHelper::colors = QList<QColor>();
QList<QColor> QUIHelper::getColorList()
{
//备用颜色集合 可以自行添加
if (colors.count() == 0) {
colors << QColor(0, 176, 180) << QColor(0, 113, 193) << QColor(255, 192, 0);
colors << QColor(72, 103, 149) << QColor(185, 87, 86) << QColor(0, 177, 125);
colors << QColor(214, 77, 84) << QColor(71, 164, 233) << QColor(34, 163, 169);
colors << QColor(59, 123, 156) << QColor(162, 121, 197) << QColor(72, 202, 245);
colors << QColor(0, 150, 121) << QColor(111, 9, 176) << QColor(250, 170, 20);
}
return colors;
}
QStringList QUIHelper::getColorNames()
{
QList<QColor> colors = getColorList();
QStringList colorNames;
foreach (QColor color, colors) {
colorNames << color.name();
}
return colorNames;
}
QColor QUIHelper::getRandColor()
{
QList<QColor> colors = getColorList();
int index = getRandValue(0, colors.count(), true);
return colors.at(index);
}
double QUIHelper::getRandValue(int min, int max, bool contansMin, bool contansMax)
{
int value;
#if (QT_VERSION <= QT_VERSION_CHECK(5,10,0))
//通用公式 a是起始值,n是整数的范围
//int value = a + rand() % n;
if (contansMin) {
if (contansMax) {
value = min + 0 + (rand() % (max - min + 1));
} else {
value = min + 0 + (rand() % (max - min + 0));
}
} else {
if (contansMax) {
value = min + 1 + (rand() % (max - min + 0));
} else {
value = min + 1 + (rand() % (max - min - 1));
}
}
#else
if (contansMin) {
if (contansMax) {
value = QRandomGenerator::global()->bounded(min + 0, max + 1);
} else {
value = QRandomGenerator::global()->bounded(min + 0, max + 0);
}
} else {
if (contansMax) {
value = QRandomGenerator::global()->bounded(min + 1, max + 1);
} else {
value = QRandomGenerator::global()->bounded(min + 1, max + 0);
}
}
#endif
return value;
}
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QString QUIHelper::getIP(const QString &url)
{
//取出IP地址
QRegExp regExp("((?:(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d)\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d))");
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int start = regExp.indexIn(url);
int length = regExp.matchedLength();
QString ip = url.mid(start, length);
return ip;
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}
bool QUIHelper::isIP(const QString &ip)
{
QRegExp regExp("((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)");
return regExp.exactMatch(ip);
}
bool QUIHelper::isMac(const QString &mac)
{
QRegExp regExp("^[A-F0-9]{2}(-[A-F0-9]{2}){5}$");
return regExp.exactMatch(mac);
}
bool QUIHelper::isTel(const QString &tel)
{
if (tel.length() != 11) {
return false;
}
if (!tel.startsWith("13") && !tel.startsWith("14") && !tel.startsWith("15") && !tel.startsWith("18")) {
return false;
}
return true;
}
bool QUIHelper::isEmail(const QString &email)
{
if (!email.contains("@") || !email.contains(".com")) {
return false;
}
return true;
}
QString QUIHelper::ipv4IntToString(quint32 ip)
{
QString result = QString("%1.%2.%3.%4").arg((ip >> 24) & 0xFF).arg((ip >> 16) & 0xFF).arg((ip >> 8) & 0xFF).arg(ip & 0xFF);
return result;
}
quint32 QUIHelper::ipv4StringToInt(const QString &ip)
{
int result = 0;
if (isIP(ip)) {
QStringList list = ip.split(".");
int ip0 = list.at(0).toInt();
int ip1 = list.at(1).toInt();
int ip2 = list.at(2).toInt();
int ip3 = list.at(3).toInt();
result = ip3 | ip2 << 8 | ip1 << 16 | ip0 << 24;
}
return result;
}
int QUIHelper::strHexToDecimal(const QString &strHex)
{
bool ok;
return strHex.toInt(&ok, 16);
}
int QUIHelper::strDecimalToDecimal(const QString &strDecimal)
{
bool ok;
return strDecimal.toInt(&ok, 10);
}
int QUIHelper::strBinToDecimal(const QString &strBin)
{
bool ok;
return strBin.toInt(&ok, 2);
}
QString QUIHelper::strHexToStrBin(const QString &strHex)
{
uchar decimal = strHexToDecimal(strHex);
QString bin = QString::number(decimal, 2);
uchar len = bin.length();
if (len < 8) {
for (int i = 0; i < 8 - len; i++) {
bin = "0" + bin;
}
}
return bin;
}
QString QUIHelper::decimalToStrBin1(int decimal)
{
QString bin = QString::number(decimal, 2);
uchar len = bin.length();
if (len <= 8) {
for (int i = 0; i < 8 - len; i++) {
bin = "0" + bin;
}
}
return bin;
}
QString QUIHelper::decimalToStrBin2(int decimal)
{
QString bin = QString::number(decimal, 2);
uchar len = bin.length();
if (len <= 16) {
for (int i = 0; i < 16 - len; i++) {
bin = "0" + bin;
}
}
return bin;
}
QString QUIHelper::decimalToStrHex(int decimal)
{
QString temp = QString::number(decimal, 16);
if (temp.length() == 1) {
temp = "0" + temp;
}
return temp;
}
QByteArray QUIHelper::intToByte(int i)
{
QByteArray result;
result.resize(4);
result[3] = (uchar)(0x000000ff & i);
result[2] = (uchar)((0x0000ff00 & i) >> 8);
result[1] = (uchar)((0x00ff0000 & i) >> 16);
result[0] = (uchar)((0xff000000 & i) >> 24);
return result;
}
QByteArray QUIHelper::intToByteRec(int i)
{
QByteArray result;
result.resize(4);
result[0] = (uchar)(0x000000ff & i);
result[1] = (uchar)((0x0000ff00 & i) >> 8);
result[2] = (uchar)((0x00ff0000 & i) >> 16);
result[3] = (uchar)((0xff000000 & i) >> 24);
return result;
}
int QUIHelper::byteToInt(const QByteArray &data)
{
int i = data.at(3) & 0x000000ff;
i |= ((data.at(2) << 8) & 0x0000ff00);
i |= ((data.at(1) << 16) & 0x00ff0000);
i |= ((data.at(0) << 24) & 0xff000000);
return i;
}
int QUIHelper::byteToIntRec(const QByteArray &data)
{
int i = data.at(0) & 0x000000ff;
i |= ((data.at(1) << 8) & 0x0000ff00);
i |= ((data.at(2) << 16) & 0x00ff0000);
i |= ((data.at(3) << 24) & 0xff000000);
return i;
}
quint32 QUIHelper::byteToUInt(const QByteArray &data)
{
quint32 i = data.at(3) & 0x000000ff;
i |= ((data.at(2) << 8) & 0x0000ff00);
i |= ((data.at(1) << 16) & 0x00ff0000);
i |= ((data.at(0) << 24) & 0xff000000);
return i;
}
quint32 QUIHelper::byteToUIntRec(const QByteArray &data)
{
quint32 i = data.at(0) & 0x000000ff;
i |= ((data.at(1) << 8) & 0x0000ff00);
i |= ((data.at(2) << 16) & 0x00ff0000);
i |= ((data.at(3) << 24) & 0xff000000);
return i;
}
QByteArray QUIHelper::ushortToByte(ushort i)
{
QByteArray result;
result.resize(2);
result[1] = (uchar)(0x000000ff & i);
result[0] = (uchar)((0x0000ff00 & i) >> 8);
return result;
}
QByteArray QUIHelper::ushortToByteRec(ushort i)
{
QByteArray result;
result.resize(2);
result[0] = (uchar)(0x000000ff & i);
result[1] = (uchar)((0x0000ff00 & i) >> 8);
return result;
}
int QUIHelper::byteToUShort(const QByteArray &data)
{
int i = data.at(1) & 0x000000FF;
i |= ((data.at(0) << 8) & 0x0000FF00);
if (i >= 32768) {
i = i - 65536;
}
return i;
}
int QUIHelper::byteToUShortRec(const QByteArray &data)
{
int i = data.at(0) & 0x000000FF;
i |= ((data.at(1) << 8) & 0x0000FF00);
if (i >= 32768) {
i = i - 65536;
}
return i;
}
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QString QUIHelper::getXorEncryptDecrypt(const QString &value, char key)
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{
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//矫正范围外的数据
if (key < 0 || key >= 127) {
key = 127;
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}
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QString result = value;
int count = result.count();
for (int i = 0; i < count; i++) {
result[i] = QChar(result.at(i).toLatin1() ^ key);
}
return result;
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}
uchar QUIHelper::getOrCode(const QByteArray &data)
{
int len = data.length();
uchar result = 0;
for (int i = 0; i < len; i++) {
result ^= data.at(i);
}
return result;
}
uchar QUIHelper::getCheckCode(const QByteArray &data)
{
int len = data.length();
uchar temp = 0;
for (uchar i = 0; i < len; i++) {
temp += data.at(i);
}
return temp % 256;
}
//函数功能计算CRC16
//参数1*data 16位CRC校验数据
//参数2len 数据流长度
//参数3init 初始化值
//参数4table 16位CRC查找表
//正序CRC计算
quint16 QUIHelper::getCRC16(quint8 *data, int len, quint16 init, const quint16 *table)
{
quint16 cRc_16 = init;
quint8 temp;
while (len-- > 0) {
temp = cRc_16 & 0xff;
cRc_16 = (cRc_16 >> 8) ^ table[(temp ^ *data++) & 0xff];
}
return cRc_16;
}
//逆序CRC计算
quint16 QUIHelper::getCRC16Rec(quint8 *data, int len, quint16 init, const quint16 *table)
{
quint16 cRc_16 = init;
quint8 temp;
while (len-- > 0) {
temp = cRc_16 >> 8;
cRc_16 = (cRc_16 << 8) ^ table[(temp ^ *data++) & 0xff];
}
return cRc_16;
}
//Modbus CRC16校验
quint16 QUIHelper::getModbus16(quint8 *data, int len)
{
//MODBUS CRC-16表 8005 逆序
const quint16 table_16[256] = {
0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40,
0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40,
0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641,
0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240,
0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41,
0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41,
0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640,
0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240,
0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41,
0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41,
0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640,
0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241,
0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40,
0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40,
0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641,
0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040
};
return getCRC16(data, len, 0xFFFF, table_16);
}
//CRC16校验
QByteArray QUIHelper::getCRCCode(const QByteArray &data)
{
quint16 result = getModbus16((quint8 *)data.data(), data.length());
return QUIHelper::ushortToByteRec(result);
}
static QMap<char, QString> listChar;
void QUIHelper::initAsciiStr()
{
//0x20为空格,空格以下都是不可见字符
if (listChar.count() == 0) {
listChar.insert(0, "\\NUL");
listChar.insert(1, "\\SOH");
listChar.insert(2, "\\STX");
listChar.insert(3, "\\ETX");
listChar.insert(4, "\\EOT");
listChar.insert(5, "\\ENQ");
listChar.insert(6, "\\ACK");
listChar.insert(7, "\\BEL");
listChar.insert(8, "\\BS");
listChar.insert(9, "\\HT");
listChar.insert(10, "\\LF");
listChar.insert(11, "\\VT");
listChar.insert(12, "\\FF");
listChar.insert(13, "\\CR");
listChar.insert(14, "\\SO");
listChar.insert(15, "\\SI");
listChar.insert(16, "\\DLE");
listChar.insert(17, "\\DC1");
listChar.insert(18, "\\DC2");
listChar.insert(19, "\\DC3");
listChar.insert(20, "\\DC4");
listChar.insert(21, "\\NAK");
listChar.insert(22, "\\SYN");
listChar.insert(23, "\\ETB");
listChar.insert(24, "\\CAN");
listChar.insert(25, "\\EM");
listChar.insert(26, "\\SUB");
listChar.insert(27, "\\ESC");
listChar.insert(28, "\\FS");
listChar.insert(29, "\\GS");
listChar.insert(30, "\\RS");
listChar.insert(31, "\\US");
listChar.insert(0x5C, "\\");
listChar.insert(0x7F, "\\DEL");
}
}
QString QUIHelper::byteArrayToAsciiStr(const QByteArray &data)
{
initAsciiStr();
QString temp;
int len = data.size();
for (int i = 0; i < len; i++) {
char byte = data.at(i);
QString value = listChar.value(byte);
if (!value.isEmpty()) {
} else if (byte >= 0 && byte <= 0x7F) {
value = QString("%1").arg(byte);
} else {
value = decimalToStrHex((quint8)byte);
value = QString("\\x%1").arg(value.toUpper());
}
temp += value;
}
return temp.trimmed();
}
QByteArray QUIHelper::asciiStrToByteArray(const QString &data)
{
initAsciiStr();
QByteArray buffer;
QStringList list = data.split("\\");
int count = list.count();
for (int i = 1; i < count; i++) {
QString str = list.at(i);
int key = 0;
if (str.contains("x")) {
key = strHexToDecimal(str.mid(1, 2));
} else {
key = listChar.key("\\" + str);
}
buffer.append(key);
}
return buffer;
}
char QUIHelper::hexStrToChar(char data)
{
if ((data >= '0') && (data <= '9')) {
return data - 0x30;
} else if ((data >= 'A') && (data <= 'F')) {
return data - 'A' + 10;
} else if ((data >= 'a') && (data <= 'f')) {
return data - 'a' + 10;
} else {
return (-1);
}
}
QByteArray QUIHelper::hexStrToByteArray(const QString &data)
{
QByteArray senddata;
int hexdata, lowhexdata;
int hexdatalen = 0;
int len = data.length();
senddata.resize(len / 2);
char lstr, hstr;
for (int i = 0; i < len;) {
hstr = data.at(i).toLatin1();
if (hstr == ' ') {
i++;
continue;
}
i++;
if (i >= len) {
break;
}
lstr = data.at(i).toLatin1();
hexdata = hexStrToChar(hstr);
lowhexdata = hexStrToChar(lstr);
if ((hexdata == 16) || (lowhexdata == 16)) {
break;
} else {
hexdata = hexdata * 16 + lowhexdata;
}
i++;
senddata[hexdatalen] = (char)hexdata;
hexdatalen++;
}
senddata.resize(hexdatalen);
return senddata;
}
QString QUIHelper::byteArrayToHexStr(const QByteArray &data)
{
QString temp = "";
QString hex = data.toHex();
for (int i = 0; i < hex.length(); i = i + 2) {
temp += hex.mid(i, 2) + " ";
}
return temp.trimmed().toUpper();
}
QString QUIHelper::getSaveName(const QString &filter, QString defaultDir)
{
return QFileDialog::getSaveFileName(0, "选择文件", defaultDir, filter);
}
QString QUIHelper::getFileName(const QString &filter, QString defaultDir)
{
return QFileDialog::getOpenFileName(0, "选择文件", defaultDir, filter);
}
QString QUIHelper::saveFileName(const QString &filter, const QString &defaultDir, const QString &fileName)
{
QString file;
QFileDialog dialog;
dialog.setFixedSize(900, 600);
dialog.setWindowModality(Qt::WindowModal);
dialog.setWindowTitle("保存文件");
dialog.setLabelText(QFileDialog::Accept, "保存(&S)");
dialog.setLabelText(QFileDialog::Reject, "取消(&C)");
dialog.selectFile(fileName);
dialog.setNameFilter(filter);
dialog.setDirectory(defaultDir);
if (dialog.exec() == 1) {
file = dialog.selectedFiles().value(0);
file = QFileInfo(file).suffix().isEmpty() ? "" : file;
}
return file;
}
QStringList QUIHelper::getFileNames(const QString &filter, QString defaultDir)
{
return QFileDialog::getOpenFileNames(0, "选择文件", defaultDir, filter);
}
QString QUIHelper::getFolderName()
{
return QFileDialog::getExistingDirectory();
}
QString QUIHelper::getFileNameWithExtension(const QString &strFilePath)
{
QFileInfo fileInfo(strFilePath);
return fileInfo.fileName();
}
QStringList QUIHelper::getFolderFileNames(const QStringList &filter)
{
QStringList fileList;
QString strFolder = QFileDialog::getExistingDirectory();
if (!strFolder.length() == 0) {
QDir myFolder(strFolder);
if (myFolder.exists()) {
fileList = myFolder.entryList(filter);
}
}
return fileList;
}
bool QUIHelper::folderIsExist(const QString &strFolder)
{
QDir tempFolder(strFolder);
return tempFolder.exists();
}
bool QUIHelper::fileIsExist(const QString &strFile)
{
QFile tempFile(strFile);
return tempFile.exists();
}
bool QUIHelper::copyFile(const QString &sourceFile, const QString &targetFile)
{
bool ok;
ok = QFile::copy(sourceFile, targetFile);
//将复制过去的文件只读属性取消
ok = QFile::setPermissions(targetFile, QFile::WriteOwner);
return ok;
}
void QUIHelper::deleteDirectory(const QString &path)
{
QDir dir(path);
if (!dir.exists()) {
return;
}
dir.setFilter(QDir::AllEntries | QDir::NoDotAndDotDot);
QFileInfoList fileList = dir.entryInfoList();
foreach (QFileInfo fi, fileList) {
if (fi.isFile()) {
fi.dir().remove(fi.fileName());
} else {
deleteDirectory(fi.absoluteFilePath());
dir.rmdir(fi.absoluteFilePath());
}
}
}
bool QUIHelper::ipLive(const QString &ip, int port, int timeout)
{
//局部的事件循环,不卡主界面
QEventLoop eventLoop;
//设置超时
QTimer timer;
QObject::connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
timer.setSingleShot(true);
timer.start(timeout);
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//主动测试下连接
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QTcpSocket tcpSocket;
QObject::connect(&tcpSocket, SIGNAL(connected()), &eventLoop, SLOT(quit()));
tcpSocket.connectToHost(ip, port);
eventLoop.exec();
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//判断最终状态
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bool ok = (tcpSocket.state() == QAbstractSocket::ConnectedState);
return ok;
}
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bool QUIHelper::download(const QString &url, const QString &fileName, int timeout)
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{
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QByteArray data = getHtml(url, timeout);
if (!data.isEmpty()) {
QFile file(fileName);
if (file.open(QFile::WriteOnly | QFile::Truncate)) {
file.write(data);
file.close();
}
return true;
}
return false;
}
QByteArray QUIHelper::getHtml(const QString &url, int timeout)
{
//初始化网络请求对象
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QNetworkAccessManager manager;
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//局部的事件循环,不卡主界面
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QEventLoop eventLoop;
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//设置超时 5.15开始自带了超时时间函数 默认30秒
#if (QT_VERSION >= QT_VERSION_CHECK(5,15,0))
manager.setTransferTimeout(timeout);
#else
QTimer timer;
QObject::connect(&timer, SIGNAL(timeout()), &eventLoop, SLOT(quit()));
timer.setSingleShot(true);
timer.start(timeout);
#endif
//启动网络请求
QNetworkReply *reply = manager.get(QNetworkRequest(QUrl(url)));
QObject::connect(reply, SIGNAL(finished()), &eventLoop, SLOT(quit()));
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eventLoop.exec();
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//读取结果
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QByteArray data = reply->readAll();
reply->deleteLater();
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return data;
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}
QString QUIHelper::getNetIP(const QString &html)
{
QString ip;
QStringList list = html.split(" ");
foreach (QString str, list) {
//value=\"101.86.197.178\">
if (str.contains("value=")) {
QStringList temp = str.split("\"");
ip = temp.at(1);
break;
}
}
return ip;
}
QString QUIHelper::getLocalIP()
{
//优先取192开头的IP,如果获取不到IP则取127.0.0.1
QString ip = "127.0.0.1";
QStringList ips = getLocalIPs();
foreach (QString str, ips) {
if (str.startsWith("192.168.1") || str.startsWith("192")) {
ip = str;
break;
}
}
return ip;
}
QStringList QUIHelper::getLocalIPs()
{
static QStringList ips;
if (ips.count() == 0) {
#ifdef emsdk
ips << "127.0.0.1";
#else
QList<QNetworkInterface> netInterfaces = QNetworkInterface::allInterfaces();
foreach (const QNetworkInterface &netInterface, netInterfaces) {
//移除虚拟机和抓包工具的虚拟网卡
QString humanReadableName = netInterface.humanReadableName().toLower();
if (humanReadableName.startsWith("vmware network adapter") || humanReadableName.startsWith("npcap loopback adapter")) {
continue;
}
//过滤当前网络接口
bool flag = (netInterface.flags() == (QNetworkInterface::IsUp | QNetworkInterface::IsRunning | QNetworkInterface::CanBroadcast | QNetworkInterface::CanMulticast));
if (flag) {
QList<QNetworkAddressEntry> addrs = netInterface.addressEntries();
foreach (QNetworkAddressEntry addr, addrs) {
//只取出IPV4的地址
if (addr.ip().protocol() == QAbstractSocket::IPv4Protocol) {
QString ip4 = addr.ip().toString();
if (ip4 != "127.0.0.1") {
ips << ip4;
}
}
}
}
}
#endif
}
return ips;
}
QString QUIHelper::urlToIP(const QString &url)
{
QHostInfo host = QHostInfo::fromName(url);
return host.addresses().at(0).toString();
}
QString QUIHelper::getValue(quint8 value)
{
QString result = QString::number(value);
if (result.length() <= 1) {
result = QString("0%1").arg(result);
}
return result;
}
bool QUIHelper::isCustomUI = false;
int QUIHelper::showMessageBox(const QString &info, int type, int closeSec, bool exec)
{
int result = 0;
if (type == 0) {
showMessageBoxInfo(info, closeSec, exec);
} else if (type == 1) {
showMessageBoxError(info, closeSec, exec);
} else if (type == 2) {
result = showMessageBoxQuestion(info);
}
return result;
}
void QUIHelper::showMessageBoxInfo(const QString &info, int closeSec, bool exec)
{
if (isCustomUI) {
if (exec) {
QUIMessageBox msg;
msg.setMessage(info, 0, closeSec);
msg.exec();
} else {
QUIMessageBox::Instance()->setMessage(info, 0, closeSec);
QUIMessageBox::Instance()->show();
}
} else {
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QMessageBox box(QMessageBox::Information, "提示", info);
box.setStandardButtons(QMessageBox::Yes);
box.setButtonText(QMessageBox::Yes, QString("确 定"));
box.exec();
//QMessageBox::information(0, "提示", info, QMessageBox::Yes);
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}
}
void QUIHelper::showMessageBoxError(const QString &info, int closeSec, bool exec)
{
if (isCustomUI) {
if (exec) {
QUIMessageBox msg;
msg.setMessage(info, 2, closeSec);
msg.exec();
} else {
QUIMessageBox::Instance()->setMessage(info, 2, closeSec);
QUIMessageBox::Instance()->show();
}
} else {
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QMessageBox box(QMessageBox::Critical, "错误", info);
box.setStandardButtons(QMessageBox::Yes);
box.setButtonText(QMessageBox::Yes, QString("确 定"));
box.exec();
//QMessageBox::critical(0, "错误", info, QMessageBox::Yes);
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}
}
int QUIHelper::showMessageBoxQuestion(const QString &info)
{
if (isCustomUI) {
QUIMessageBox msg;
msg.setMessage(info, 1);
return msg.exec();
} else {
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QMessageBox box(QMessageBox::Question, "询问", info);
box.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
box.setButtonText(QMessageBox::Yes, QString("确 定"));
box.setButtonText(QMessageBox::No, QString("取 消"));
return box.exec();
//return QMessageBox::question(0, "询问", info, QMessageBox::Yes | QMessageBox::No);
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}
}
void QUIHelper::showTipBox(const QString &title, const QString &tip, bool fullScreen, bool center, int closeSec)
{
QUITipBox::Instance()->setTip(title, tip, fullScreen, center, closeSec);
QUITipBox::Instance()->show();
}
void QUIHelper::hideTipBox()
{
QUITipBox::Instance()->hide();
}
QString QUIHelper::showInputBox(const QString &title, int type, int closeSec,
const QString &placeholderText, bool pwd,
const QString &defaultValue)
{
if (isCustomUI) {
QUIInputBox input;
input.setParameter(title, type, closeSec, placeholderText, pwd, defaultValue);
input.exec();
return input.getValue();
} else {
return QInputDialog::getText(0, "输入框", title);
}
}
void QUIHelper::showDateSelect(QString &dateStart, QString &dateEnd, const QString &format)
{
QUIDateSelect select;
select.setFormat(format);
select.exec();
dateStart = select.getStartDateTime();
dateEnd = select.getEndDateTime();
}
void QUIHelper::initTableView(QTableView *tableView, int rowHeight, bool headVisible, bool edit, bool stretchLast)
{
//取消自动换行
tableView->setWordWrap(false);
//超出文本不显示省略号
tableView->setTextElideMode(Qt::ElideNone);
//奇数偶数行颜色交替
tableView->setAlternatingRowColors(false);
//垂直表头是否可见
tableView->verticalHeader()->setVisible(headVisible);
//选中一行表头是否加粗
tableView->horizontalHeader()->setHighlightSections(false);
//最后一行拉伸填充
tableView->horizontalHeader()->setStretchLastSection(stretchLast);
//行标题最小宽度尺寸
tableView->horizontalHeader()->setMinimumSectionSize(0);
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//行标题最小高度,等同于和默认行高一致
tableView->horizontalHeader()->setFixedHeight(rowHeight);
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//默认行高
tableView->verticalHeader()->setDefaultSectionSize(rowHeight);
//选中时一行整体选中
tableView->setSelectionBehavior(QAbstractItemView::SelectRows);
//只允许选择单个
tableView->setSelectionMode(QAbstractItemView::SingleSelection);
//表头不可单击
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#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
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tableView->horizontalHeader()->setSectionsClickable(false);
#else
tableView->horizontalHeader()->setClickable(false);
#endif
//鼠标按下即进入编辑模式
if (edit) {
tableView->setEditTriggers(QAbstractItemView::CurrentChanged | QAbstractItemView::DoubleClicked);
} else {
tableView->setEditTriggers(QAbstractItemView::NoEditTriggers);
}
}
void QUIHelper::openFile(const QString &fileName, const QString &msg)
{
#ifdef __arm__
return;
#endif
if (fileName.isEmpty()) {
return;
}
if (QUIHelper::showMessageBoxQuestion(msg + "成功!确定现在就打开吗?") == QMessageBox::Yes) {
QString url = QString("file:///%1").arg(fileName);
QDesktopServices::openUrl(QUrl(url, QUrl::TolerantMode));
}
}
bool QUIHelper::checkRowCount(int rowCount, int maxCount, int warnCount)
{
if (rowCount > maxCount) {
QString msg = QString("要处理的数据共 %1 条,超过最大 %2 条,请重新查询!").arg(rowCount).arg(maxCount);
QUIHelper::showMessageBoxError(msg, 3);
return false;
}
if (rowCount > warnCount) {
QString msg = QString("要处理的数据共 %1 条,请耐心等待,确定要继续吗?").arg(rowCount);
if (QUIHelper::showMessageBoxQuestion(msg) != QMessageBox::Yes) {
return false;
}
}
return true;
}