/*
- * Copyright © 2016-2022 Soren Stoutner <soren@stoutner.com>.
+ * Copyright 2016-2023 Soren Stoutner <soren@stoutner.com>.
*
* This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
*
import androidx.appcompat.app.AppCompatActivity
import androidx.appcompat.widget.Toolbar
import androidx.preference.PreferenceManager
-import androidx.viewpager.widget.ViewPager
+import androidx.viewpager2.widget.ViewPager2
import com.google.android.material.tabs.TabLayout
+import com.google.android.material.tabs.TabLayoutMediator
import com.stoutner.privacybrowser.R
-import com.stoutner.privacybrowser.adapters.AboutPagerAdapter
+import com.stoutner.privacybrowser.adapters.AboutStateAdapter
-class AboutActivity : AppCompatActivity() {
- companion object {
- // Define the companion object constants. These can be move to being public constants once MainWebViewActivity has been converted to Kotlin.
- const val BLOCKLIST_VERSIONS = "blocklist_versions"
- }
+const val FILTERLIST_VERSIONS = "filterlist_versions"
+class AboutActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
// Get a handle for the shared preferences.
val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
// Get the intent that launched the activity.
val launchingIntent = intent
- // Store the blocklist versions.
- val blocklistVersions = launchingIntent.getStringArrayExtra(BLOCKLIST_VERSIONS)!!
+ // Get the filter list versions.
+ val filterListVersions = launchingIntent.getStringArrayExtra(FILTERLIST_VERSIONS)!!
// Set the content view.
- if (bottomAppBar) {
+ if (bottomAppBar)
setContentView(R.layout.about_bottom_appbar)
- } else {
+ else
setContentView(R.layout.about_top_appbar)
- }
// Get handles for the views.
val toolbar = findViewById<Toolbar>(R.id.about_toolbar)
val aboutTabLayout = findViewById<TabLayout>(R.id.about_tablayout)
- val aboutViewPager = findViewById<ViewPager>(R.id.about_viewpager)
+ val aboutViewPager2 = findViewById<ViewPager2>(R.id.about_viewpager2)
// Set the support action bar.
setSupportActionBar(toolbar)
// Display the home arrow on the action bar.
actionBar.setDisplayHomeAsUpEnabled(true)
- // Initialize the about pager adapter.
- val aboutPagerAdapter = AboutPagerAdapter(supportFragmentManager, applicationContext, blocklistVersions)
+ // Initialize the about state adapter.
+ val aboutStateAdapter = AboutStateAdapter(this, filterListVersions)
// Set the view pager adapter.
- aboutViewPager.adapter = aboutPagerAdapter
-
- // Keep all the tabs in memory. This prevents the memory usage updater from running multiple times.
- aboutViewPager.offscreenPageLimit = 10
-
- // Connect the tab layout to the view pager.
- aboutTabLayout.setupWithViewPager(aboutViewPager)
+ aboutViewPager2.adapter = aboutStateAdapter
+
+ // Disable swiping between pages in the view pager.
+ aboutViewPager2.isUserInputEnabled = false
+
+ // Create a tab layout mediator. Tab numbers start at 0.
+ TabLayoutMediator(aboutTabLayout, aboutViewPager2) { tab, position ->
+ // Set the tab text based on the position.
+ tab.text = when (position) {
+ 0 -> getString(R.string.version)
+ 1 -> getString(R.string.permissions)
+ 2 -> getString(R.string.privacy_policy)
+ 3 -> getString(R.string.changelog)
+ 4 -> getString(R.string.licenses)
+ 5 -> getString(R.string.contributors)
+ 6 -> getString(R.string.links)
+ else -> ""
+ }
+ }.attach()
}
}