qt_demoe/tool/netserver/api/quihelper.cpp

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2021-11-17 07:33:19 +00:00
#include "quihelper.h"
int QUIHelper::getScreenIndex()
{
//需要对多个屏幕进行处理
int screenIndex = 0;
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
int screenCount = qApp->screens().count();
#else
int screenCount = qApp->desktop()->screenCount();
#endif
if (screenCount > 1) {
//找到当前鼠标所在屏幕
QPoint pos = QCursor::pos();
for (int i = 0; i < screenCount; ++i) {
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
if (qApp->screens().at(i)->geometry().contains(pos)) {
#else
if (qApp->desktop()->screenGeometry(i).contains(pos)) {
#endif
screenIndex = i;
break;
}
}
}
return screenIndex;
}
QRect QUIHelper::getScreenRect(bool available)
{
QRect rect;
int screenIndex = QUIHelper::getScreenIndex();
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();
}
int QUIHelper::deskHeight()
{
return getScreenRect().height();
}
QWidget *QUIHelper::centerBaseForm = 0;
void QUIHelper::setFormInCenter(QWidget *form)
{
int formWidth = form->width();
int formHeight = form->height();
//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();
}
int deskWidth = rect.width();
int deskHeight = rect.height();
QPoint movePoint(deskWidth / 2 - formWidth / 2 + rect.x(), deskHeight / 2 - formHeight / 2 + rect.y());
form->move(movePoint);
}
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
}
QString QUIHelper::getUuid()
{
QString uuid = QUuid::createUuid().toString();
uuid.replace("{", "");
uuid.replace("}", "");
return uuid;
}
void QUIHelper::initRand()
{
//初始化随机数种子
QTime t = QTime::currentTime();
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)
{
if (msec <= 0) {
return;
}
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
QThread::msleep(msec);
#else
QTime endTime = QTime::currentTime().addMSecs(msec);
while (QTime::currentTime() < endTime) {
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
}
#endif
}
void QUIHelper::setStyle()
{
//打印下所有内置风格的名字
qDebug() << "Qt内置的样式" << QStyleFactory::keys();
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
qApp->setStyle(QStyleFactory::create("Fusion"));
#else
qApp->setStyle(QStyleFactory::create("Cleanlooks"));
#endif
//qApp->setPalette(QPalette("#FFFFFF"));
}
void QUIHelper::setFont(int fontSize)
{
QFont font;
font.setFamily("MicroSoft Yahei");
#ifdef Q_OS_ANDROID
font.setPixelSize(15);
#elif __arm__
font.setPixelSize(25);
#else
font.setPixelSize(fontSize);
#endif
#ifndef rk3399
qApp->setFont(font);
#endif
}
void QUIHelper::setCode(bool utf8)
{
#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
#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::setTranslator(const QString &qmFile)
{
//过滤下不存在的就不用设置了
if (!QFile(qmFile).exists()) {
return;
}
QTranslator *translator = new QTranslator(qApp);
translator->load(qmFile);
qApp->installTranslator(translator);
}
void QUIHelper::initAll()
{
//初始化随机数种子
QUIHelper::initRand();
//设置样式风格
QUIHelper::setStyle();
//设置字体
QUIHelper::setFont(13);
//设置编码
QUIHelper::setCode();
//设置翻译文件支持多个
QUIHelper::setTranslator(":/qm/widgets.qm");
QUIHelper::setTranslator(":/qm/qt_zh_CN.qm");
QUIHelper::setTranslator(":/qm/designer_zh_CN.qm");
}
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
#ifdef __arm__
widgetMain->setWindowFlags(Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint);
#else
widgetMain->setWindowFlags(Qt::FramelessWindowHint);
#endif
if (tool) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::Tool);
}
if (top) {
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowStaysOnTopHint);
}
if (menu) {
//如果是其他系统比如neokylin会产生系统边框
#ifdef Q_OS_WIN
widgetMain->setWindowFlags(widgetMain->windowFlags() | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint);
#endif
}
}
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)
{
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);
}
void QUIHelper::showMessageBoxError(const QString &info, int closeSec, bool exec)
{
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);
}
int QUIHelper::showMessageBoxQuestion(const QString &info)
{
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);
}
QString QUIHelper::getXorEncryptDecrypt(const QString &value, char key)
{
//矫正范围外的数据
if (key < 0 || key >= 127) {
key = 127;
}
QString result = value;
int count = result.count();
for (int i = 0; i < count; i++) {
result[i] = QChar(result.at(i).toLatin1() ^ key);
}
return result;
}
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;
}
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);
//行标题最小高度,等同于和默认行高一致
tableView->horizontalHeader()->setFixedHeight(rowHeight);
//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
#if (QT_VERSION >= QT_VERSION_CHECK(5,0,0))
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::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();
line.replace("\r", "");
line.replace("\n", "");
QStringList list = line.split("=");
if (list.count() == 2) {
if (list.at(1) == "") {
qDebug() << "ini node no value" << list.at(0);
ok = false;
break;
}
}
}
if (!ok) {
return false;
}
} else {
return false;
}
return true;
}