Create activity as dialog, Here is Full Example
AndroidManife.xml
<activity android:name=".appview.settings.view.DialogActivity" android:excludeFromRecents="true" android:theme="@style/Theme.AppCompat.Dialog"/>
DialogActivity.kt
class DialogActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_dialog)
this.setFinishOnTouchOutside(true)
btnOk.setOnClickListener {
finish()
}
}
}
activity_dialog.xml
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#0072ff"
android:gravity="center"
android:orientation="vertical">
<LinearLayout
android:layout_width="@dimen/_300sdp"
android:layout_height="wrap_content"
android:gravity="center"
android:orientation="vertical">
<TextView
android:id="@+id/txtTitle"
style="@style/normal16Style"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:paddingTop="20dp"
android:paddingBottom="20dp"
android:text="Download"
android:textColorHint="#FFF" />
<View
android:id="@+id/viewDivider"
android:layout_width="match_parent"
android:layout_height="2dp"
android:background="#fff"
android:backgroundTint="@color/white_90"
app:layout_constraintBottom_toBottomOf="@id/txtTitle" />
<TextView
style="@style/normal14Style"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:paddingTop="20dp"
android:paddingBottom="20dp"
android:text="Your file is download"
android:textColorHint="#FFF" />
<Button
android:id="@+id/btnOk"
style="@style/normal12Style"
android:layout_width="100dp"
android:layout_height="40dp"
android:layout_marginBottom="20dp"
android:background="@drawable/circle_corner_layout"
android:text="Ok"
android:textAllCaps="false" />
</LinearLayout>
</LinearLayout>