SchedulingFragment: Implement Material3 based ListPreference

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

app/src/main/java/com/stevesoltys/seedvault/settings/SchedulingFragment.kt

@@ -8,6 +8,8 @@ package com.stevesoltys.seedvault.settings
 import android.content.SharedPreferences
 import android.os.Bundle
 import android.view.View
+import androidx.preference.ListPreference
+import androidx.preference.Preference
 import androidx.preference.PreferenceCategory
 import androidx.preference.PreferenceFragmentCompat
 import androidx.preference.PreferenceManager
@@ -16,6 +18,7 @@ import androidx.work.ExistingPeriodicWorkPolicy.UPDATE
 import com.stevesoltys.seedvault.R
 import com.stevesoltys.seedvault.permitDiskReads
 import com.stevesoltys.seedvault.plugins.StoragePluginManager
+import com.stevesoltys.seedvault.settings.preference.M3ListPreference
 import org.koin.android.ext.android.inject
 import org.koin.androidx.viewmodel.ext.android.sharedViewModel
 
@@ -42,6 +45,21 @@ class SchedulingFragment : PreferenceFragmentCompat(),
         }
     }
 
+    override fun onDisplayPreferenceDialog(preference: Preference?) {
+        when (preference) {
+            is ListPreference -> {
+                val dialogFragment = M3ListPreference.newInstance(preference.getKey())
+                dialogFragment.setTargetFragment(this, 0)
+                dialogFragment.show(
+                    parentFragmentManager,
+                    M3ListPreference.PREFERENCE_DIALOG_FRAGMENT_TAG
+                )
+            }
+
+            else -> super.onDisplayPreferenceDialog(preference)
+        }
+    }
+
     override fun onStart() {
         super.onStart()
 

app/src/main/java/com/stevesoltys/seedvault/settings/preference/M3ListPreference.kt

@@ -0,0 +1,45 @@
+/*
+ * SPDX-FileCopyrightText: 2024 The Calyx Institute
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.stevesoltys.seedvault.settings.preference
+
+import android.app.Dialog
+import android.os.Bundle
+import androidx.preference.ListPreferenceDialogFragmentCompat
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+
+class M3ListPreference : ListPreferenceDialogFragmentCompat() {
+
+    companion object {
+        const val PREFERENCE_DIALOG_FRAGMENT_TAG = "androidx.preference.PreferenceFragment.DIALOG"
+
+        fun newInstance(key: String?): M3ListPreference {
+            val fragment = M3ListPreference()
+            val bundle = Bundle(1)
+            bundle.putString(ARG_KEY, key)
+            fragment.arguments = bundle
+            return fragment
+        }
+    }
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val builder = MaterialAlertDialogBuilder(requireContext())
+            .setTitle(preference.dialogTitle)
+            .setIcon(preference.dialogIcon)
+            .setPositiveButton(preference.positiveButtonText, this)
+            .setNegativeButton(preference.negativeButtonText, this)
+
+        val contentView = onCreateDialogView(requireContext())
+        if (contentView != null) {
+            onBindDialogView(contentView)
+            builder.setView(contentView)
+        } else {
+            builder.setMessage(preference.dialogMessage)
+        }
+
+        onPrepareDialogBuilder(builder)
+        return builder.create()
+    }
+}