pyqthelperfunctions.py 文件源码

def getSaveFileName(parent=None, dir=None, filter=None, caption=None):
    if (dir == None):
        dir = QDir.currentPath()
    if (filter == None):
        filter = 'File (*)'
    filename = QFileDialog.getSaveFileName(parent, caption, dir, filter)
    if (filename == ('', '')): # two null strings for cancel
        return None
    return filename[0]