我运行它时没有得到它的路径。
它说“找不到资源”。和b'GStreamer错误:状态更改失败,并且某些元素未能发布包含错误原因的正确错误消息。'
from kivy.lang import Builder
from kivymd.uix.list import OneLineListItem
from kivymd.app import MDApp
from kivy.core.audio import SoundLoader
import os
helper_string = """
Screen:
BoxLayout:
orientation: "vertical"
ScrollView:
MDList:
id: scroll
"""
class MainApp(MDApp):
def build(self):
self.sound = None
screen = Builder.load_string(helper_string)
return screen
def on_start(self):
for root, dirs, files in os.walk('E:/music/'):
for file in files:
if file.endswith('.mp3'):
required_file = file
the_location = os.path.abspath(required_file)
self.root.ids.scroll.add_widget(OneLineListItem(text=required_file, on_release=self.play_song))
def play_song(self, onelinelistitem):
the_song_path = onelinelistitem.text
if self.sound:
self.sound.stop()
self.sound = SoundLoader.load(the_song_path)
if self.sound:
self.sound.play()
print(the_song_path)
MainApp().run()
答案 0 :(得分:0)
方法os.path.abspath()
返回所提供路径的绝对版本,但是它不知道该路径在哪个文件夹中。它实际上假定所提供的路径在当前工作目录中。要获取正确的路径,请更改:
the_location = os.path.abspath(required_file)
self.root.ids.scroll.add_widget(OneLineListItem(text=required_file, on_release=self.play_song))
收件人:
the_location = os.path.abspath(os.path.join(root, required_file))
self.root.ids.scroll.add_widget(OneLineListItem(text=the_location, on_release=self.play_song))
进行此更改后,您的代码应该可以使用。