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Fix inadvertent torch state toggling on some devices #202

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Fix inadvertent torch state toggling on some devices #202

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18 changes: 13 additions & 5 deletions app/src/main/java/com/termux/api/TorchAPI.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,16 +16,24 @@
public class TorchAPI {
private static Camera legacyCamera;

// this is needed to prevent some device camera implementations from inadvertently toggling
// the LED state if same request is sent subsequent times
private static boolean isEnabled = false;


@TargetApi(Build.VERSION_CODES.M)
public static void onReceive(TermuxApiReceiver apiReceiver, final Context context, final Intent intent) {
boolean enabled = intent.getBooleanExtra("enabled", false);

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
toggleTorch(context, enabled);
} else {
// use legacy api for pre-marshmallow
legacyToggleTorch(enabled);
if (enabled != isEnabled) {
isEnabled = enabled;

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
toggleTorch(context, enabled);
} else {
// use legacy api for pre-marshmallow
legacyToggleTorch(enabled);
}
}
ResultReturner.noteDone(apiReceiver, intent);
}
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