while std has std::string, to change between them, use following code: // #include <QMessageBox>usingnamespacestd;// #include <fstream>#include<cassert>QStrings2q(std::string&str){autoqs=QString::fromLocal8Bit(QByteArray::fromRawData(str.c_str(),str.size()));returnqs;}QStrings2q...
app = QtGui.QApplication(sys.argv) ed = QtGui.QLineEdit() def editingFinished(): # The text() returns a QString, which is unicode-aware print type(ed.text()) # This returns a QByteArray, which is the encoded unicode string in the utf-8 encoding. print type(ed.text().toUtf8())...
这两句的形参类型是char*, int, FILE*, 但是实参是QString, int, FILE* ,不能匹配。改为：fgets(f1.toLatin1(),6,out);fgets(f2.toLatin1(),6,out);
ui->exitBtn->setStyleSheet(//正常状态样式"QPushButton{""background-color:#ffffff;"//设置按钮背景色"border-radius:35px;"//设置圆角半径"}""QPushButton:hover{""background-color:#999999;"//设置按钮点击时的背景颜色"}");//下一步ui->pushButton->setStyleSheet(//正常状态样式"QPushButton{""ba...
Crash Report This crash report was reported through the automatic crash reporting system 🤖 Traceback TypeError: unable to convert a Python 'int' object to a C++ 'QString' instance TypeError: unable to convert a Python 'int' object to a C...
I’m just converting my old int->string routines using Karma :) A little question: i need to implement double->string and generate(Buf, double_ , d); works well. Is there a quick way to specify the number of decimals? I was using printf (“%0.3f”, myNumber) to get 3 decimals...
();//鼠标相对于桌面左上角的位置,鼠标全局位置QPoint x=y-this->z;this->move(x);}voidAssistant_1::mousePressEvent(QMouseEvent*event){QWidget::mousePressEvent(event);QPoint y=event->globalPos();//鼠标相对于桌面左上角,鼠标全局位置QPoint x=this->geometry().topLeft();//窗口左上角相对...
namespace nlohmann { template<> struct adl_serializer<QString> { static void to_json(json &j, const QString &s) { j = s.toStdString(); } static void from_json(const json &j, QString &s) { s = QString::fromStdString(j.get<std::string>()); } }; template<typename T> struc...
{stringname;int64_tmaster;vector<User> members; XTOSTRUCT(O(name, master, members));// 添加宏定义XTOSTRUCT在结构体定义结尾};intmain(intargc,char*argv[]){ Group g; g.name ="C++"; g.master =2019; g.members.resize(2); g.members[0] = User(1,"Jack","jack@x2struct.com"); g....
https://stackoverflow.com/questions/42743141/no-member-named-setresizemode-in-qheaderview-convert-qt-4-7-to-qt-5-8 7down voteaccepted I guess you need to replace two obsolete lines: table->verticalHeader()->setResizeMode(QHeaderView::ResizeToContents);table->horizontalHeader()->setResizeMode(QHea...