InputDialog: move to own class

app/src/main/java/dev/lowrespalmtree/comet/InputDialog.kt

@@ -0,0 +1,23 @@
+package dev.lowrespalmtree.comet
+
+import android.app.AlertDialog
+import android.content.Context
+import android.view.LayoutInflater
+import dev.lowrespalmtree.comet.databinding.DialogInputBinding
+
+/** Generic text input dialog. Used for code 10 and a few other simple text input. */
+class InputDialog(
+    private val context: Context,
+    private val prompt: String
+) {
+    fun show(onOk: (text: String) -> Unit, onDismiss: () -> Unit) {
+        val binding = DialogInputBinding.inflate(LayoutInflater.from(context))
+        AlertDialog.Builder(context)
+            .setMessage(prompt)
+            .setView(binding.root)
+            .setPositiveButton(android.R.string.ok) { _, _ -> onOk(binding.textInput.text.toString()) }
+            .setOnDismissListener { onDismiss() }
+            .create()
+            .show()
+    }
+}

app/src/main/java/dev/lowrespalmtree/comet/PageFragment.kt

@@ -196,29 +196,14 @@ class PageFragment : Fragment(), PageAdapter.Listener {
     }
 
     private fun askForInput(prompt: String, uri: Uri) {
-        val editText = EditText(requireContext())
-        editText.inputType = InputType.TYPE_CLASS_TEXT
-        val inputView = FrameLayout(requireContext()).apply {
-            addView(FrameLayout(requireContext()).apply {
-                addView(editText)
-                val params = FrameLayout.LayoutParams(
-                    FrameLayout.LayoutParams.MATCH_PARENT,
-                    FrameLayout.LayoutParams.WRAP_CONTENT
-                )
-                params.setMargins(resources.getDimensionPixelSize(R.dimen.text_margin))
-                layoutParams = params
-            })
-        }
-        AlertDialog.Builder(requireContext())
-            .setMessage(prompt.ifEmpty { "Input required" })
-            .setView(inputView)
-            .setPositiveButton(android.R.string.ok) { _, _ ->
-                val newUri = uri.buildUpon().query(editText.text.toString()).build()
+        InputDialog(requireContext(), prompt.ifEmpty { "Input required" })
+            .show(
+                onOk = { text ->
+                    val newUri = uri.buildUpon().query(text).build()
                     openUrl(newUri.toString(), base = vm.currentUrl)
-            }
-            .setOnDismissListener { updateState(PageViewModel.State.IDLE) }
-            .create()
-            .show()
+                },
+                onDismiss = { updateState(PageViewModel.State.IDLE) }
+            )
     }
 
     private fun openUnknownScheme(uri: Uri) {

app/src/main/res/layout/dialog_input.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <EditText
+        android:id="@+id/text_input"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp"
+        android:inputType="text" />
+
+</LinearLayout>