随笔分类 - Qt
摘要：pyqt播放音频 from PyQt5.QtCore import QUrl from PyQt5.QtMultimedia import QMediaPlayer from PyQt5.QtWidgets import QApplication import sys app = QApplicat
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摘要：pyqt时间格式化 from PyQt5.QtCore import QDateTime currentDateTime = QDateTime.currentDateTime() print(currentDateTime.toString("yyyy-MM-dd hh:mm:ss")) ####
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摘要：QMap #include <QMap> Public Functions QMap() QMap(std::initializer_list<std::pair<Key, T> > list) QMap(const QMap<Key, T> &other) QMap(QMap<Key, T> &&
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摘要：QQuickStyle QQuickStyle类用来配置应用程序样式 Header: #include <QQuickStyle> Since: Qt 5.7 List of all members, including inherited members Static Public Members
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摘要：Qt遍历目录下的文件 QList<QString> getAllPCDFileName(QString dirPath) { QList<QString> list1; QDir dir1(dirPath); dir1.setFilter(QDir::Files | QDir::Hidden | Q
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摘要：QDateEdit *dateEdit_date_morning;dateEdit_date_morning = new QDateEdit(centralWidget);dateEdit_date_morning->setObjectName(QStringLiteral("dateEdit_da
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摘要：QAbstractSocket #include <QAbstractSocket> Public Types enum BindFlag { ShareAddress, DontShareAddress, ReuseAddressHint, DefaultForPlatform } flags B
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摘要：QBEInteger #include <QBEInteger> Public Functions QBEInteger(T value) T operator T() const bool operator!=(QBEInteger<T> other) const QBEInteger<T> &
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摘要：Qt线程测试 #include "vcmainthread.h" VCMainThread::VCMainThread(QWidget *parent) : QMainWindow(parent) { ui.setupUi(this); videoThread1 = new VideoThread(
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摘要：QFont Header: #include <QFont> Public Types enum Capitalization { MixedCase, AllUppercase, AllLowercase, SmallCaps, Capitalize } enum HintingPreferenc
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摘要：QPixmap QImage void ScrollBox::setThumbnail(QPixmap img) { QPixmap bkPixmap = img.fromImage(img.toImage().scaled(size(), Qt::IgnoreAspectRatio, Qt::Sm
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摘要：实验数据3 打开：G:/PCL_data/2022082601/20220826124637_16_c.jpg 开始加载点云文件 2022-12-29 19:52:27.050 完成加载点云文件 2022-12-29 19:53:21.687 x:277 y:243 x:1041 y:232 x:1
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摘要：// 浅拷贝 QImage(uchar * data, int width, int height, Format format) // 浅拷贝 QImage(const uchar * data, int width, int height, Format format) // 浅拷贝 QImag
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摘要：QImage 是用于读写绘制图像的基本类库，显示图像，我们借助于QImage，重点是如何通过图像二维数组（或三维数组）构造一个QImage对象。 以下来至于QImage构造函数QImage::QImage(uchar *data, int width, int height, QImage::For
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摘要：QBuffer #include <QBuffer> Public Functions QBuffer(QObject *parent = nullptr) QBuffer(QByteArray *byteArray, QObject *parent = nullptr) virtual ~QBuf
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摘要：QChar #include <QChar> Public Types enum Category { Mark_NonSpacing, Mark_SpacingCombining, Mark_Enclosing, Number_DecimalDigit, ..., Symbol_Other } e
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摘要：冒泡排序 QList<int> Qt_2022121201::sortList(QList<int> list_param) { for (int k = 0; k < list_param.size()-1;k++) { for (int j = 0; j < list_param.size()
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摘要：#include <QFont> Public Types enum Capitalization { MixedCase, AllUppercase, AllLowercase, SmallCaps, Capitalize } enum HintingPreference { PreferDefa
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摘要：pyqt5绘制坐标系 def paintEvent(self, event): painter = QPainter() painter.begin(self) # 绘制图像 image = self.pix if image.width()>0: rect = QRect(0, 0, image.
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摘要：QString char* QString musicStr = "D:/12.mp3|";musicStr.toLatin1().data() ############
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