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permissionhelperios.mm
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permissionhelperios.mm
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#include "permissionhelperios.h"
#import <CoreBluetooth/CoreBluetooth.h>
#import <UIKit/UIKit.h>
@interface BluetoothManagerDelegate: NSObject<CBCentralManagerDelegate>
@end
@implementation BluetoothManagerDelegate
- (void)centralManagerDidUpdateState:(CBCentralManager *)manager {
qDebug() << "Bt cental manager state update!";
emit PermissionHelper::instance()->bluetoothPermissionChanged();
((PermissionHelperIOS*)PermissionHelperIOS::instance())->m_bluetoothManager = nil;
}
@end
PermissionHelper::PermissionStatus PermissionHelperIOS::bluetoothPermission() const
{
// iOS 13.0 would have an api but it's more complicated and also deprecated... Ignoring...
if (@available(iOS 13.1, *)) {
switch (CBCentralManager.authorization) {
case CBManagerAuthorizationAllowedAlways:
case CBManagerAuthorizationRestricted:
return PermissionStatusGranted;
case CBManagerAuthorizationDenied:
return PermissionStatusDenied;
case CBManagerAuthorizationNotDetermined:
return PermissionStatusNotDetermined;
}
}
// Before iOS 13, Bluetooth permissions are not required
return PermissionStatusGranted;
}
void PermissionHelperIOS::openPermissionSettings()
{
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:UIApplicationOpenSettingsURLString]];
}
void PermissionHelperIOS::requestPermission(PermissionHelper::Permission permission)
{
if (permission == PermissionHelper::PermissionBluetooth) {
// Instantiating a Bluetooth manager just trigger the popup...
// This will leak, but would be only once...
BluetoothManagerDelegate *delegate = [[BluetoothManagerDelegate alloc] init];
m_bluetoothManager = [[CBCentralManager alloc] initWithDelegate:delegate queue:nil];
}
}