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以下代碼應關閉當前文件並再次打開它。相反,它只能打開新窗口。如何重新打開窗口
有沒有人提示保持舊窗口關閉?
import sys
from PyQt4 import QtGui, QtCore
import subprocess
class Example(QtGui.QWidget):
def __init__(self):
super(Example, self).__init__()
self.initUI()
def run(self, path):
subprocess.call(['python',path])
def initUI(self):
self.close()
self.btn_newSearch = QtGui.QPushButton('Start', self)
self.btn_newSearch.clicked.connect(lambda:self.run('tests.py'))
self.setGeometry(300, 300, 250, 150)
self.setWindowTitle('Python Script')
self.show()
def main():
app = QtGui.QApplication(sys.argv)
ex = Example()
sys.exit(app.exec_())
if __name__ == '__main__':
main()
非常感謝您的努力和你解釋的答案.... – rainer