bluetooth

问题 Also, If I get a notification, is there a way to click it programmatically and bring the pairing request to to front? 回答1: for reference to explain why and what, please have a look here: Bluetooth pairing request on notification bar? The solution is quite easy if you know it and if it fits into your application: private void feintBluetoothDeviceDiscovery() { BluetoothAdapter btAdapter = BluetoothAdapter.getDefaultAdapter(); btAdapter.startDiscovery(); btAdapter.cancelDiscovery(); } Call

问题 Also, If I get a notification, is there a way to click it programmatically and bring the pairing request to to front? 回答1: for reference to explain why and what, please have a look here: Bluetooth pairing request on notification bar? The solution is quite easy if you know it and if it fits into your application: private void feintBluetoothDeviceDiscovery() { BluetoothAdapter btAdapter = BluetoothAdapter.getDefaultAdapter(); btAdapter.startDiscovery(); btAdapter.cancelDiscovery(); } Call

问题 The code for handling media buttons from headsets that I use in my Text-to-Speech app works great under Android API 22 through 25 (in older versions of Android they are handled by other, now depreciated means). However under Android 8 "Oreo", both public beta and final release, it does not work. Here is the relevant code: When the service starts, I create MediaSessionCompact object: mSession = new MediaSessionCompat(getApplicationContext(), "my.package.name._player_session"); mSession

问题 The code for handling media buttons from headsets that I use in my Text-to-Speech app works great under Android API 22 through 25 (in older versions of Android they are handled by other, now depreciated means). However under Android 8 "Oreo", both public beta and final release, it does not work. Here is the relevant code: When the service starts, I create MediaSessionCompact object: mSession = new MediaSessionCompat(getApplicationContext(), "my.package.name._player_session"); mSession

问题 Hi my name is yunsu lee from south korea Because i have a just little bit english skill, i hope to your understanding about my awkward english I have a one question. I can not find a API of setting bluetooth pin number in bluez, when set a bluetooth connection in linux C/C++ environment 回答1: Pins are handled by an Agent. If you want to implement your own agent read the doc in bluez/doc/agent-api.txt. In summary: To register your agent: void RegisterAgent(object agent, string capability) Your

问题 Hi my name is yunsu lee from south korea Because i have a just little bit english skill, i hope to your understanding about my awkward english I have a one question. I can not find a API of setting bluetooth pin number in bluez, when set a bluetooth connection in linux C/C++ environment 回答1: Pins are handled by an Agent. If you want to implement your own agent read the doc in bluez/doc/agent-api.txt. In summary: To register your agent: void RegisterAgent(object agent, string capability) Your

问题 Hi my name is yunsu lee from south korea Because i have a just little bit english skill, i hope to your understanding about my awkward english I have a one question. I can not find a API of setting bluetooth pin number in bluez, when set a bluetooth connection in linux C/C++ environment 回答1: Pins are handled by an Agent. If you want to implement your own agent read the doc in bluez/doc/agent-api.txt. In summary: To register your agent: void RegisterAgent(object agent, string capability) Your

问题 I need to add printing functionality on a zebra ZQ520 bluetooth thermal printer in an application developed in flutter (Android), does anyone have any suggestions or packages to perform this task? I tried with the packages: esc_pos_printer, esc_pos_bluetooth, flutter-zsdk, zsdk , but I was not successful. Thank you! 回答1: You can have mine plugin from https://github.com/gmeles/flutter_cblue You place it in the project root folder and add your dependency on pub spec.yaml like dependencies:

问题 I need to add printing functionality on a zebra ZQ520 bluetooth thermal printer in an application developed in flutter (Android), does anyone have any suggestions or packages to perform this task? I tried with the packages: esc_pos_printer, esc_pos_bluetooth, flutter-zsdk, zsdk , but I was not successful. Thank you! 回答1: You can have mine plugin from https://github.com/gmeles/flutter_cblue You place it in the project root folder and add your dependency on pub spec.yaml like dependencies:

问题 I wish to keep scanning for Bluetooth Devices and I want app to be alive in the background. Is it possible? It seems like if I have a connected Bluetooth device, and if there is data transfer, then the app stays awake in the background. However, if I am just scanning in the background, it seems like even if I have Uses Bluetooth LE accessories checked( bluetooth-central in plist), the app ends up not running. Is there a way to keep the app alive and continuous scan for devices when it is in