Dialog refactoring

app/src/main/java/eu/faircode/email/FragmentDialogFirst.java

@@ -0,0 +1,71 @@
+package eu.faircode.email;
+
+/*
+    This file is part of FairEmail.
+
+    FairEmail is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    FairEmail is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with FairEmail.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2018-2023 by Marcel Bokhorst (M66B)
+*/
+
+import android.app.Dialog;
+import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageButton;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.preference.PreferenceManager;
+
+public class FragmentDialogFirst extends FragmentDialogBase {
+    @NonNull
+    @Override
+    public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
+        LayoutInflater inflater = LayoutInflater.from(getContext());
+        View dview = inflater.inflate(R.layout.dialog_first, null);
+        ImageButton ibBatteryInfo = dview.findViewById(R.id.ibBatteryInfo);
+        ImageButton ibReformatInfo = dview.findViewById(R.id.ibReformatInfo);
+
+        ibBatteryInfo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Helper.viewFAQ(v.getContext(), 39);
+            }
+        });
+
+        ibReformatInfo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Helper.viewFAQ(v.getContext(), 35);
+            }
+        });
+
+        return new AlertDialog.Builder(getContext())
+                .setView(dview)
+                .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+                        prefs.edit().putBoolean("first", false).apply();
+                    }
+                })
+                .setNegativeButton(android.R.string.cancel, null)
+                .create();
+    }
+}
+