James

播放期间，多次切换播放源，调用setAssetURL后，监听多次通知会产品多次回调。 建议在addNotification之前先remove掉  

libsystem_platform.dylib`_platform_strcmp: 0x1b99dcb10 : tst x0, #0xf 0x1b99dcb14 : b.eq 0x1b99dcb34 ; -> 0x1b99dcb18 : ldrb w4, [x0], #0x1 0x1b99dcb1c : ldrb w5, [x1], #0x1 Thread 1: EXC_BAD_ACCESS (code=1, address=0x82f8c60100000002)

[AVOutputContext] WARNING: AVF context unavailable for SYSTEM

I set the drawView background color to orange. I change blend Mode is 'clear' after I draw. The erase part can not have an orange background. How can I fix...

checkbox实现

1

请问可实现类似苹果原生备忘录中checkbox（checklist）的功能吗？