Signal-Android/app/src/main/java/org/thoughtcrime/securesms/components/settings/app/wrapped/SettingsWrapperFragment.kt

53 wiersze
1.4 KiB
Kotlin

package org.thoughtcrime.securesms.components.settings.app.wrapped
import android.os.Bundle
import android.view.View
import androidx.activity.OnBackPressedCallback
import androidx.annotation.StringRes
import androidx.appcompat.widget.Toolbar
import androidx.fragment.app.Fragment
import org.thoughtcrime.securesms.R
/**
* Wraps a fragment to give it a Settings style toolbar. This class should be used sparingly, and
* is really only here as stop-gap as we migrate more settings screens to the new UI
*/
abstract class SettingsWrapperFragment : Fragment(R.layout.settings_wrapper_fragment) {
protected lateinit var toolbar: Toolbar
private set
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
toolbar = view.findViewById(R.id.toolbar)
toolbar.setNavigationOnClickListener {
onBackPressed()
}
requireActivity().onBackPressedDispatcher.addCallback(viewLifecycleOwner, OnBackPressed())
childFragmentManager
.beginTransaction()
.replace(R.id.wrapped_fragment, getFragment())
.commit()
}
abstract fun getFragment(): Fragment
fun setTitle(@StringRes titleId: Int) {
toolbar.setTitle(titleId)
}
private fun onBackPressed() {
if (!childFragmentManager.popBackStackImmediate()) {
requireActivity().onNavigateUp()
}
}
private inner class OnBackPressed : OnBackPressedCallback(true) {
override fun handleOnBackPressed() {
onBackPressed()
}
}
}