文件对话框 QFileDialog 的案例加载图片和文本文件到控件
import sys
from PyQt5.QtCore import Qt, QRegExp, QDir
from PyQt5.QtGui import QIcon, QFont, QPalette, QPixmap, QIntValidator, QDoubleValidator, QRegExpValidator
from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QToolTip, QHBoxLayout, QMainWindow, QLabel, QVBoxLayout, \
QDialog, QLineEdit, QGridLayout, QFormLayout, QTextEdit, QRadioButton, QCheckBox, QSlider, QSpinBox, QMessageBox, \
QInputDialog, QFontDialog, QColorDialog, QFileDialog
'''
文件对话框 QFileDialog 的案例
'''
class QDialogDemo(QWidget):
def __init__(self):
super().__init__()
self.initUI()
def initUI(self):
# 设置定位和左上角坐标
self.setGeometry(300, 300, 400, 250)
# 设置窗口标题
self.setWindowTitle('文件对话框 QFileDialog 的演示