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| #!/usr/bin/python
# -*- coding: utf-8 -*-
# Python 3.4
import os, sys, time
from PyQt5 import (QtWidgets, QtGui, QtCore)
class Feuille( QtWidgets.QWidget) :
def __init__(self, parent = None) :
super().__init__( parent)
self.setObjectName("Feuille")
self.parent = parent
self.bouton = QtWidgets.QPushButton("Lancer")
self.bouton.setObjectName("Feuille bouton")
self.bouton.clicked.connect(self.lancer)
#progress bar
self.progressBar = QtWidgets.QProgressBar()
self.progressBar.setObjectName("Feuille progressBar")
self.layout = QtWidgets.QVBoxLayout()
self.layout.setObjectName("Feuille layout")
self.layout.addWidget(self.bouton)
self.setLayout(self.layout)
def lancer(self):
self.layout.addWidget(self.progressBar)
self.progressBar.setTextVisible(False)
self.progressBar.setMinimum(0)
self.progressBar.setMaximum(0)
self.progressBar.show()
# partie modifiée
#time.sleep(5) # pause 5 seconds
t = 0.0
while t<5.0:
t += 0.1
time.sleep(0.1)
QtCore.QCoreApplication.processEvents() # <= redonner la main au graphique pour mise à jour
self.progressBar.hide()
if __name__ == "__main__":
app = QtWidgets.QApplication (sys.argv)
fp = Feuille()
fp.show()
sys.exit(app.exec_()) |
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