PyQt progress bar，pyqtprogressbar,#!/usr/bin/e

PyQt progress bar，pyqtprogressbar,#!/usr/bin/e

#!/usr/bin/env python# --*--codig: utf8 --*--from PyQt4 import QtGuifrom PyQt4 import QtCoreclass BaseProgressBar(QtGui.QWidget):    updateProgress = QtCore.pyqtSignal(str)    def __init__(self, text='', parent=None):        super(BaseProgressBar, self).__init__(parent)        self.setFixedHeight(50)        self.text  = text        self.progressbar = QtGui.QProgressBar( )        self.progressbar.setTextVisible(True)        self.updateProgress.connect(self.setValue)        self.bottomBorder = QtGui.QWidget( )        self.bottomBorder.setStyleSheet("""            background: palette(shadow);        """)        self.bottomBorder.setSizePolicy(QtGui.QSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed))        self.bottomBorder.setMinimumHeight(1)        self.label  = QtGui.QLabel(self.text)        self.label.setStyleSheet("""            font-weight: bold;        """)        self.layout = QtGui.QVBoxLayout( )        self.layout.setContentsMargins(10,0,10,0)        self.layout.addWidget(self.label)        self.layout.addWidget(self.progressbar)        self.mainLayout = QtGui.QVBoxLayout( )        self.mainLayout.setContentsMargins(0,0,0,0)        self.mainLayout.addLayout(self.layout)        self.mainLayout.addWidget(self.bottomBorder)        self.setLayout(self.mainLayout)        self.totalValue = 0    def setValue(self, value):        self.totalValue += len(value)        self.progressbar.setValue(self.totalValue)    def setMax(self, value):        self.progressbar.setMaximum(value)