JS调用原生方法

Bluetooth.showToast('提示语');

Bluetooth.showAlert('提示语');

Bluetooth.showProgress('提示语');
Bluetooth.closeProgress();

if (Bluetooth.isBluetoothEnabled()) {
    Bluetooth.showToast('蓝牙已打开');
} else {
    Bluetooth.showToast('蓝牙未打开');
}

Bluetooth.enableBluetooth();

Bluetooth.disableBluetooth();

Bluetooth.openBluetoothSettings();

var json = Bluetooth.getPairedDevice();
Bluetooth.showAlert(json);

[{"address":"DC:0D:30:60:A1:F3","name":"Printer001"},{"address":"54:DC:1D:57:7D:57","name":"cool1 dual"},{"address":"E4:F8:9C:66:5A:B6","name":"LIYUJIANG"}]

Bluetooth.connectPrinter('DC:0D:30:60:A1:F3');

var json = '{}';
Bluetooth.printPaper(json);