Android上的Kivy应用程序在屏幕解锁后变黑

Question

主应用程序类的on_pause（）和on_resume（）方法已实现如下：

class FitnessApp(App):
    def build(self):
        return RootWidget()

    def on_pause(self):
        return True

    def on_resume(self):
        pass

从屏幕锁定到解锁与应用程序相关的Logcat输出

06-15 22:16:35.494  5318  5613 D PowerCheckerService: foreground, uid = 10306, app =  org.workouthelper.workouthelper
06-15 22:16:39.038  5318  5613 D PowerCheckerService: foreground, uid = 10306, app = org.workouthelper.workouthelper
06-15 22:16:39.371  2052  5221 I Timeline: Timeline: Activity_windows_visible id: ActivityRecord{18c71e u0 org.workouthelper.workouthelper/org.kivy.android.PythonActivity t9694} time:49848452
06-15 22:16:39.373   904  1349 E BufferQueueProducer: [SurfaceView - org.workouthelper.workouthelper/org.kivy.android.PythonActivity#0] query: BufferQueue has been abandoned
06-15 22:16:39.373   904  1349 E BufferQueueProducer: [SurfaceView - org.workouthelper.workouthelper/org.kivy.android.PythonActivity#0] dequeueBuffer: BufferQueue has been abandoned
06-15 22:16:39.373   904  1349 E BufferQueueProducer: [SurfaceView - org.workouthelper.workouthelper/org.kivy.android.PythonActivity#0] query: BufferQueue has been abandoned
06-15 22:16:39.373   904  1349 E BufferQueueProducer: [SurfaceView - org.workouthelper.workouthelper/org.kivy.android.PythonActivity#0] dequeueBuffer: BufferQueue has been abandoned

奇怪的是，在打开通知栏并再次关闭后，应用程序恢复正常

版本信息

1. 安卓10 QKQ1
2. Python 3.7.6
3. 基维1.11.1
4. Buildozer 1.2.0

在此方面的任何帮助都将不胜感激

Answer 1

我在这里描述了解决您问题的方法：

https://github.com/kivy/kivy/issues/6944#issuecomment-927382493