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我想检索所选路径的字符串变量。PyQt:如何从对话框函数返回一个变量?
class ExampleApp(QtGui.QMainWindow, design.Ui_MainWindow):
def __init__(self):
super(self.__class__, self).__init__()
self.setupUi(self)
A = self.in_browse_button.clicked.connect(self.browser)
def browser(self):
global directory
directory = str(QFileDialog.getExistingDirectory())
self.input_edit.setText(directory)
return directory
对话框打开,当我按下按钮,但是当我尝试使用一个变量它的值是无。任何想法?