随笔分类 - PyQt5
摘要:QFileDialog的介绍和使用 QFileDialog是Qt框架中提供的一个文件选择对话框。它可以让用户通过图形界面的方式选择文件或目录,并提供了许多与文件操作相关的实用功能,例如文件过滤、文件类型限制、文件名默认值、默认目录等。 它具有以下常用的静态方法: getOpenFileName():
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摘要:import os import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * if __name__ == '__main__': app = QApplication(
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摘要:import os import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * from PyQt5.QtWebEngineWidgets import * class W
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摘要:""" 加载本地web页面 """ import os import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * from PyQt5.QtWebEngineWidget
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摘要:""" 用web浏览器控件QWebEngineView显示网页 PyQT5和Web交互技术 使用python和web混合开发 Python + JavaScript + HTML5 + CSS """ import sys from PyQt5.QtCore import * from PyQt5.
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摘要:""" 动态显示当前时间 QTimer QThread """ from PyQt5.QtWidgets import QWidget, QMessageBox, QVBoxLayout, QPushButton, QLCDNumber, QApplication, QListWidget, QGr
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摘要:""" 动态显示当前时间 QTimer QThread """ from PyQt5.QtWidgets import QWidget, QPushButton, QApplication, QListWidget, QGridLayout, QLabel from PyQt5.QtCore imp
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摘要:QStackWidget堆栈窗口 from PyQt5.QtWidgets import * from PyQt5.QtCore import * from PyQt5.QtGui import * import sys class stackwidgetDemo(QTabWidget): def
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摘要:参考:https://www.cnblogs.com/Yanjy-OnlyOne/p/12302955.html
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摘要:import os, sys, re from PyQt5.QtWidgets import * from PyQt5.QtCore import Qt from PyQt5.QtGui import QBrush ''' void currentCellChanged(int currentRow
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摘要:实例1 import sys from PyQt5.QtCore import Qt from PyQt5.QtGui import QIcon from PyQt5.QtWidgets import QMainWindow, QMessageBox, QApplication, QWidget,
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摘要:实例1: from PyQt5.QtWidgets import QMessageBox, QListView, QStatusBar, QMenuBar, QMenu, QAction, QLineEdit, QStyle, QFormLayout, QVBoxLayout,QWidget,QAp
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摘要:二维表 数据源 需要创建QTableView实例和一个数据源Model,然后将两者关联 MVC: Model + Viewer + Controller MVC的目的是将后端的数据和前端页面的耦合度降低 import sys from PyQt5 import QtPrintSupport, QtG
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摘要:import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * from PyQt5 import QtPrintSupport, QtGui from PyQt5.QtPri
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摘要:参考https://www.cnblogs.com/jgg54335/p/14904853.html 实例一: import sys from PyQt5.QtWidgets import QApplication, QWidget from PyQt5.QtGui import QPainter,
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摘要:import sys from PyQt5.QtCore import * from PyQt5.QtWidgets import * from PyQt5.QtGui import * class FontDialogdemo(QWidget): def __init__(self, parent
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摘要:import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * class InputdialogDemo(QWidget): def __init__(self, paren
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摘要:import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * class QMessageBoxDemo(QWidget): def __init__(self): supe
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摘要:import sys from PyQt5.QtCore import * from PyQt5.QtGui import * from PyQt5.QtWidgets import * class QDialogDemo(QMainWindow): def __init__(self): supe
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摘要:from PyQt5.QtWidgets import QApplication, QWidget, QStackedLayout, QVBoxLayout from PyQt5.QtWidgets import QPushButton, QComboBox, QSizePolicy import
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