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@ -19,7 +19,7 @@ import androidx.activity.addCallback
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import androidx.appcompat.app.AlertDialog
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import androidx.core.view.setMargins
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import androidx.fragment.app.Fragment
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import androidx.lifecycle.ViewModelProvider
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import androidx.fragment.app.viewModels
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import androidx.preference.PreferenceManager
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import androidx.recyclerview.widget.LinearLayoutManager
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import dev.lowrespalmtree.comet.PageAdapter.ContentAdapterListener
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@ -28,29 +28,30 @@ import kotlinx.coroutines.ExperimentalCoroutinesApi
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@ExperimentalCoroutinesApi
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class PageFragment : Fragment(), ContentAdapterListener {
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private val vm: PageViewModel by viewModels()
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private lateinit var binding: FragmentPageViewBinding
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private lateinit var pageViewModel: PageViewModel
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private lateinit var adapter: PageAdapter
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/** Property to access and set the current address bar URL value. */
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private var currentUrl
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get() = binding.addressBar.text.toString()
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set(value) = binding.addressBar.setText(value)
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/** A non-saved list of visited URLs. Not an history, just used for going back. */
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private val visitedUrls = mutableListOf<String>()
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private var currentUrl: String
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get() = vm.currentUrl
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set(value) {
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vm.currentUrl = value
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binding.addressBar.setText(value)
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}
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override fun onCreateView(
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inflater: LayoutInflater,
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container: ViewGroup?,
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savedInstanceState: Bundle?
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): View {
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Log.d(TAG, "onCreateView")
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binding = FragmentPageViewBinding.inflate(layoutInflater)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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pageViewModel = ViewModelProvider(this)[PageViewModel::class.java]
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Log.d(TAG, "onViewCreated")
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adapter = PageAdapter(this)
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binding.contentRecycler.layoutManager = LinearLayoutManager(requireContext())
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binding.contentRecycler.adapter = adapter
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@ -59,16 +60,20 @@ class PageFragment : Fragment(), ContentAdapterListener {
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binding.contentSwipeLayout.setOnRefreshListener { openUrl(currentUrl) }
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pageViewModel.state.observe(viewLifecycleOwner, { updateState(it) })
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pageViewModel.lines.observe(viewLifecycleOwner, { updateLines(it) })
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pageViewModel.event.observe(viewLifecycleOwner, { handleEvent(it) })
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vm.state.observe(viewLifecycleOwner, { updateState(it) })
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vm.lines.observe(viewLifecycleOwner, { updateLines(it) })
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vm.event.observe(viewLifecycleOwner, { handleEvent(it) })
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activity?.onBackPressedDispatcher?.addCallback(viewLifecycleOwner) { onBackPressed() }
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val url = arguments?.getString("url")
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if (!url.isNullOrEmpty()) {
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Log.d(TAG, "onViewCreated: open \"$url\"")
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openUrl(url)
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} else if (visitedUrls.isEmpty()) {
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} else if (vm.currentUrl.isNotEmpty()) {
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Log.d(TAG, "onViewCreated: reuse current URL, probably fragment recreation")
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} else if (vm.visitedUrls.isEmpty()) {
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Log.d(TAG, "onViewCreated: no current URL, open home if configured")
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Preferences.getHomeUrl(requireContext())?.let { openUrl(it) }
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}
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}
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@ -78,9 +83,9 @@ class PageFragment : Fragment(), ContentAdapterListener {
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}
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private fun onBackPressed() {
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if (visitedUrls.size >= 2) {
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visitedUrls.removeLastOrNull() // Always remove current page first.
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visitedUrls.removeLastOrNull()?.also { openUrl(it) }
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if (vm.visitedUrls.size >= 2) {
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vm.visitedUrls.removeLastOrNull() // Always remove current page first.
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vm.visitedUrls.removeLastOrNull()?.also { openUrl(it) }
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}
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}
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@ -127,7 +132,7 @@ class PageFragment : Fragment(), ContentAdapterListener {
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prefs.getInt("connection_timeout", Request.DEFAULT_CONNECTION_TIMEOUT_SEC)
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val readTimeout =
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prefs.getInt("read_timeout", Request.DEFAULT_READ_TIMEOUT_SEC)
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pageViewModel.sendGeminiRequest(uri, connectionTimeout, readTimeout)
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vm.sendGeminiRequest(uri, connectionTimeout, readTimeout)
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}
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else -> openUnknownScheme(uri)
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}
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@ -157,53 +162,30 @@ class PageFragment : Fragment(), ContentAdapterListener {
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private fun handleEvent(event: PageViewModel.Event) {
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Log.d(TAG, "handleEvent: $event")
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if (!event.handled) {
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when (event) {
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is PageViewModel.InputEvent -> {
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val editText = EditText(requireContext())
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editText.inputType = InputType.TYPE_CLASS_TEXT
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val inputView = FrameLayout(requireContext()).apply {
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addView(FrameLayout(requireContext()).apply {
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addView(editText)
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val params = FrameLayout.LayoutParams(
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FrameLayout.LayoutParams.MATCH_PARENT,
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FrameLayout.LayoutParams.WRAP_CONTENT
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)
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params.setMargins(resources.getDimensionPixelSize(R.dimen.text_margin))
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layoutParams = params
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})
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}
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AlertDialog.Builder(requireContext())
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.setMessage(if (event.prompt.isNotEmpty()) event.prompt else "Input required")
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.setView(inputView)
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.setPositiveButton(android.R.string.ok) { _, _ ->
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val newUri =
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event.uri.buildUpon().query(editText.text.toString()).build()
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openUrl(newUri.toString(), base = currentUrl)
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}
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.setOnDismissListener { updateState(PageViewModel.State.IDLE) }
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.create()
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.show()
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}
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is PageViewModel.SuccessEvent -> {
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currentUrl = event.uri
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visitedUrls.add(event.uri)
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}
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is PageViewModel.RedirectEvent -> {
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openUrl(event.uri, base = currentUrl, redirections = event.redirects)
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}
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is PageViewModel.FailureEvent -> {
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var message = event.details
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if (!event.serverDetails.isNullOrEmpty())
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message += "\n\nServer details: ${event.serverDetails}"
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if (!isConnectedToNetwork(requireContext()))
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message += "\n\nInternet may be inaccessible…"
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alert(message, title = event.short)
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updateState(PageViewModel.State.IDLE)
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}
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if (event.handled)
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return
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when (event) {
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is PageViewModel.InputEvent -> {
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askForInput(event.prompt, event.uri)
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}
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is PageViewModel.SuccessEvent -> {
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currentUrl = event.uri
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vm.visitedUrls.add(event.uri)
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}
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is PageViewModel.RedirectEvent -> {
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openUrl(event.uri, base = currentUrl, redirections = event.redirects)
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}
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is PageViewModel.FailureEvent -> {
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var message = event.details
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if (!event.serverDetails.isNullOrEmpty())
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message += "\n\nServer details: ${event.serverDetails}"
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if (!isConnectedToNetwork(requireContext()))
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message += "\n\nInternet may be inaccessible…"
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alert(message, title = event.short)
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updateState(PageViewModel.State.IDLE)
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}
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event.handled = true
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}
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event.handled = true
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}
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private fun alert(message: String, title: String? = null) {
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@ -214,6 +196,32 @@ class PageFragment : Fragment(), ContentAdapterListener {
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.show()
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}
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private fun askForInput(prompt: String, uri: Uri) {
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val editText = EditText(requireContext())
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editText.inputType = InputType.TYPE_CLASS_TEXT
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val inputView = FrameLayout(requireContext()).apply {
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addView(FrameLayout(requireContext()).apply {
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addView(editText)
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val params = FrameLayout.LayoutParams(
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FrameLayout.LayoutParams.MATCH_PARENT,
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FrameLayout.LayoutParams.WRAP_CONTENT
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)
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params.setMargins(resources.getDimensionPixelSize(R.dimen.text_margin))
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layoutParams = params
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})
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}
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AlertDialog.Builder(requireContext())
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.setMessage(if (prompt.isNotEmpty()) prompt else "Input required")
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.setView(inputView)
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.setPositiveButton(android.R.string.ok) { _, _ ->
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val newUri = uri.buildUpon().query(editText.text.toString()).build()
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openUrl(newUri.toString(), base = currentUrl)
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}
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.setOnDismissListener { updateState(PageViewModel.State.IDLE) }
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.create()
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.show()
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}
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private fun openUnknownScheme(uri: Uri) {
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try {
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startActivity(Intent(Intent.ACTION_VIEW, uri))
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