(Android - Kotlin) - How to recover a button from included layout into fragment using view binding? I've created a specific layout in order to display when any internet error appears in my android application. The idea is to include this layout in the fragments where it can be a problem. This is the xml file: I'm trying unsuccessfully to use the button from this layout in my fragment, which I included like that: I'm able to show and hide the layout normally, but I'm not able to reach successfully the button included in order to perform a click....

CanHub Image Cropper stuck when cropping I am using CanHub image cropper in Jetpack Compose like this: val profilePictureCropLauncher = rememberLauncherForActivityResult( CropImageContract() ) { result -> if (result.isSuccessful) { profilePicturePath = result.uriContent!! } else { val exception = result.error } } val profilePictureSelectorLauncher = rememberLauncherForActivityResult( ActivityResultContracts.GetContent() ) { uri -> profilePictureCropLauncher.launch(...

TextField modifier onKeyEvent never fires I am using jetpack compose ui version 1.3.3. Additionally, I am using the experimental material3 package version 1.0.1. Here is the very basic setup: class MainActivity : ComponentActivity() { @OptIn(ExperimentalMaterial3Api::class) override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContent { MyTheme { var text by remember { mutableStateOf("") }...

Can Kotlin scope functions be used to write test? Can a scope function be used instead of calling functions individually on the assertThat(...) fun cashCardSerializationTest() { val cashCard = CashCard(99L, 123.45) assertThat(json.write(cashCard)).isStrictlyEqualToJson("expected.json") assertThat(json.write(cashCard)).hasJsonPathNumberValue("@.id") assertThat(json.write(cashCard)).extractingJsonPathNumberValue("@.id") }

How can I use evaluateJavascript in Android WebView to prevent errors for the following statement? I need to return a value that unintentionally uses both double and single quotes, and I want to send the value as is without resorting to measures like Base64 encryption. '[';be ", ';be ., ';be "', ';be .', ';be i, ';e ", ';'be ", ';e .]' I tried to use escape sequences to prevent errors, but it didn't work. '["\';be \"", "\';be .", "\';be \"\'", "\';be .\'", "\';be i", "\';e \"", "\';\'be \"", "\';e ."]' I want to come out like this Thanks you.

call method from java fragment to kotlin fragment? can I call method from java fragment to kotlin fragment? I want to call onclick method from java fragment to kotlin fragment, which when click, kotlin fragment works the same function as java fragment is it possible?

(Compose MD3) How do maintain shadow of Elevated Button when changing its content color? I'm using Material Design 3 and trying to make an Elevated Button with Compose. I've noticed when I try to set a color on my Elevated Button, it fails to have any shadow. @Composable fun PrimaryButton( modifier: Modifier = Modifier, @StringRes text: Int, onClick: () -> Unit ) { ElevatedButton( onClick = onClick, elevation = ButtonDefaults.buttonElevation( defaultElevation = 2.dp, pressedElevation = 2.dp, focusedElevation =...

Why I am not able to print base64 string in one line why is it using (system.out )command twice Why is it printing on two different lines ? Why not just a single output ? Tried append methods but didn't worked ?

Why might a non-empty Kotlin ArrayList throw an out-of-bounds error at index 0? The following Kotlin Android code sometimes throws an IndexOutOfBounds exception: if (mPointQueue.isNotEmpty()) { mPointRecycle.add(mPointQueue.removeAt(0)) } mPointQueue is an ArrayList. It's not shared across multiple threads. How can an non-empty ArrayList have nothing at index 0? Doesn't it have something at index 0 by definition? The error does seem to occur when the user is scrolling through screens very quickly. Could it be a race condition, if that code is executed twice in rapid...

where is the best place to declare variable in kotlin? I'm working on android team, and writing codes, I got a question. When declaring some variables, I write the variable at the top of class. For example like this class Test { val num1: Int = 0 val num2: Int = 0 fun getNum1Sqrt() = num1 * num1 fun getNum2Sqrt() = num2 * num2 } But I found someone write codes like this class Test { val num1: Int = 0 fun getNum1Sqrt() = num1 * num1 val num2: Int = 0 fun getNum2Sqrt() = num2 * num2 } I want to fit the convention. Where is the...

How to set a new kotlin and gradle version in React Native? I have to use a lib called watermelondb, and, to use that, I have to get at least the 1.3.5 kotlin version, and my current version is 1.3.21, and when I try to set 1.3.5 I get an error that says: Could not run phased build action using connection to Gradle distribution 'https://services.gradle.org/distributions/gradle-6.2-all.zip'. A problem occurred configuring root project 'espeleoapp'. Could not resolve all artifacts for configuration ':classpath'. Could not find...

How to differentiate whether the image captured by vision api face detector is real time or from video frame I'm using google vision api for face detection, and once the face is detected I'm capturing the image. But if suppose a video is shown instead of real face, that is also getting detected. How to consider only the real time face alone for face detection? I tried detecting eye blinks, but again if the video of a person is having eyeblink then that also getting failed.

how to record audio and share it in kotlin? I couldnt able to share the audio that I record in kotlin.Its saying-SHARING FAILED TRY AGAIN.

my mainactivity.kt is

class AudioRecordingActivity : AppCompatActivity() { var mediaRecorder: MediaRecorder? = null var mediaPlayer: MediaPlayer? = null private lateinit var audioRecordBtn: Button private lateinit var audioStopBtn: Button private lateinit var audioPlayBtn: Button private lateinit var textview: TextView private lateinit var shareButton: Button...

MPAndroid chart didn't draw linechart points LineChart got smaller and even not visible when entries are above 50. It draws normally with 50 size of entries but with 51, 52 ... n it disappeared. Here is the example with 52 size of entries. Is there any option or argument to fix this issue?

Getting com.google.gson.JsonSyntaxException Dec 29, 2022 16:20:00 (Kotlin) Morning. Could you help me with this issue, please? What template for this date format should I use -> Dec 29, 2022 162000

using retrofit to make a query in kotlin I'm trying to make a get query that has to look like this: url?locations=lat,lon I tried this code : @Query("locations") lat: List but this ends up with url?locations=lat&lon any idea how can I do to attain this url?

Custom Alert Dialog gives a lot of Resouce Compat error I am just creating simple custom alert dialog. But it gives me a lot of error related to Resouce Compat: Creation of alert dialog: class CustomLoadingDialog( activity: Activity ) { private val dialog: Dialog private val view: View private val textViewDialogMessage: TextView init { val builder = AlertDialog.Builder(activity) view = activity.layoutInflater.inflate(R.layout.custom_loading_dialog,null) builder.setView(view)...

Cannot see log from unit test in Android Studio I'm working on an Android app written in Kotlin. I would like to use Log.* to see the output of some very simple logic in a unit test, rendered as string. I'm using mockk as suggestested in this other question. I don't get any errors, the test works fine; however, not even a single line is printed in the Logcat of Android Studio. I checked filters and current device with no avail. Here...

Ask user to enter value and make a graph with graphview in android studio kotlin I am trying to make an application where user can enter himself point coordinates (x, y for 4 different points) et then displayed them on a graph using Android GraphView Lib. However, once I have entered the values and push the button calculate, the second page crashes and the points are not displayed. It seems to be a Id problem but I do not know what I have to change to make it work. Here are the different pages that I have, XML and kt: activity_accueil.xml which is the first page to ask...

why is my data not returning properly from data store in kotlin? I am making an application and a token returns from the service and I store this token in the dat store. I'm sure I saved the token, but when I get the token, the yield returned should be the token, but something like this is returned. data.util.TokenManager$getToken$$inlined$map$1@26633dd My token should be returned instead, right? for example 2MjqffBhBV64Q7KAC8SfHRwk3XFKsv I didn't understand why it was like that. The data store was created as follows. class TokenManager(private val...

How to take a Google Maps snapshot with Google Maps compose? So what I am trying to do is making a lazy column with a map + polyline for each item (for a different location and polyline every time). However I don't want to make an api call for all off them. So I was thinking of two solutions, cashing 1 map load an reusing it (but I don't know if that is possible because it could cause interference between polylines at similar locations. So I think the better solution would be taking a snapshot of the map (with polyline, without buttons and current...

JWT signature does not match locally computed signature - only happens when bearer token is incorrect Can't figure out what I am doing wrong. When passing the correct Bearer token everything works fine. But, when trying to invoke an "Unauthorized" by passing the wrong token I get : JWT signature does not match locally computed signature. JWT validity cannot be asserted and should not be trusted. My code: import io.jsonwebtoken.Claims import io.jsonwebtoken.Jwts import io.jsonwebtoken.SignatureAlgorithm import io.jsonwebtoken.security.Keys import...

Stacktrace of assertion failure in Kotlin Native unit test doesn't show line number of source code properly If I run a failing test in Kotlin Native, line number of source code won't show properly in the failure message. kotlin.AssertionError: Expected value to be false. at kotlin.Throwable#(Unknown Source) at kotlin.Error#(Unknown Source) at kotlin.AssertionError#(Unknown Source) at kotlin.test.DefaultAsserter#fail(Unknown Source) xxx.TempTest.helloWorld FAILED kotlin.AssertionError at null:-1 Expecting line number of source code instead of Unkown Source and...

Implementing OTP view in the xml layout Failure to add the OTP view in the xml layout after adding the dependencies and libraries. Pls what should i do? I tried restarting the system and android studio, I even upgraded to the latest android studio then I implemented all the dependencies and libraries, and I expected a change but there was no change. All my efforts were in vain.

How can I use url with more than one dots in volley librairy with kotlin in an android app? I want to fetch data from my php backend using volley librairy in android using kotlin. But the problem is my url contains two dots and volley consider the first one as the end of the domain name that is not. So the url is not working in Volley but is working well in postman and in my brother. This is the format of the url: https://xxxx.yyyy.net/mobile. So the first dot cause problem. Can someone help me to solve this...

Function that constantly checks if all values are set in an array I have a function that checks in a 2D-Array if all fields are different from 0. fun finish(row: Int, col: Int): Boolean { var done = true for(row in board[row]){ for(col in board[col]){ if (board[row][col] == 0) done = false } } return done } In the app the user can fill Views with values and if every value is set, the an Dialog should show up. Now my Question is, how can i let the function constantly check if all values are set...

After navigating to the second fragment, the app seems to not collecting data from the database I have two fragments in my app. In first fragment, I can see, that data is collected from database, unofrtunately, after navigating by Navigation Components to the second fragment, it is not, and I don't know why. DAO @Query("SELECT * from base_currency") fun getBaseCurrency(): Flow Repository val baseCurrency: Flow = currencyDAO.getBaseCurrency().shareIn( scope, SharingStarted.WhileSubscribed(5000L) ) ViewModel frag 1 private val _baseCurrencyState:...

No such fie or directory android Kotlin When I try to upload image with Retrofit, i get an error java.io.FileNotFoundException: content:/com.android.providers.media.documents/document/image%3A1000000033: open failed: ENOENT (No such file or directory) val file = File(imageUrl) val requestBody = RequestBody.create( MediaType.parse("image/*"), file ) val uploadFile = MultipartBody.Part.createFormData("file", file.name, requestBody) val json =...

Simultaneously read endpoint during video stream in Android Kotlin External camera connected to android mobile and started streaming. External camera configurations: Video Stream - Endpoint 83(Type: BULK) I need to get the video stream data bytes from the same endpoint simultaneously when video streaming. For this purpose, I am using bulkTransfer method. But, it returns -1. I am getting 0 for each data transfer. How to configure correctly to get the video stream data? My code snippet: (Kotlin) usbManager=...

Can someone pass this code in KOTLIN to JAVA? It's about CameraX video recording I'm testing this code about video capture and I really needed it in Java.