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I´m trying to add a floating view with WindowManager, it´s a simple button but it looks like the Theme is not being applied and the app icon is not shown, found this question and this question but nothing of what´s recommended worked. On the preview, the theme is applied and I can see the icon, but not at runtime.

At runtime: enter image description here

Preview: enter image description here

The app default theme:

<resources xmlns:tools="http://schemas.android.com/tools">
<!-- Base application theme. -->
<style name="Theme.PartialScreenshot" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
    <!-- Primary brand color. -->
    <item name="colorPrimary">@color/purple_500</item>
    <item name="colorPrimaryVariant">@color/purple_700</item>
    <item name="colorOnPrimary">@color/white</item>
    <!-- Secondary brand color. -->
    <item name="colorSecondary">@color/teal_200</item>
    <item name="colorSecondaryVariant">@color/teal_700</item>
    <item name="colorOnSecondary">@color/black</item>
    <!-- Status bar color. -->
    <item name="android:statusBarColor" tools:targetApi="l">?attr/colorPrimaryVariant</item>
    <!-- Customize your theme here. -->

</style>

I´m calling the view from a service:

class OptionsWindowService(): Service() {
override fun onBind(intent: Intent?): IBinder? {
    return null
}

override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
    setUpFloatingWidget()
    return START_NOT_STICKY
}

private fun setUpFloatingWidget() {
    val manager = getSystemService(Context.WINDOW_SERVICE) as WindowManager


    val inflater= LayoutInflater.from(baseContext)
        .cloneInContext(ContextThemeWrapper(baseContext,
            R.style.Theme_PartialScreenshot))
    val optionsFloatingView  = inflater.inflate(R.layout.options_view, null) as ConstraintLayout

    val layoutFlag = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY
    } else {
        WindowManager.LayoutParams.TYPE_PHONE
    }

    val flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
    val params = WindowManager.LayoutParams(
        WRAP_CONTENT,
        WRAP_CONTENT,
        layoutFlag,
        flags,
        PixelFormat.TRANSLUCENT
    )

    //Specify the view position
    params.gravity = Gravity.TOP or Gravity.START    //Initially view will be added to top-left corner
    params.x = 400
    params.y = 200
    manager.addView(optionsFloatingView,params)
}

And this is the XML file:

<androidx.constraintlayout.widget.ConstraintLayout
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">

    <Button
        android:id="@+id/imageView"
        android:text="delete"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintVertical_chainStyle="packed"
        app:icon="@drawable/ic_baseline_delete_forever_24" />

</androidx.constraintlayout.widget.ConstraintLayout>

0 Answers0