Add first time wizard for sync settings

OpenKeychain/src/main/AndroidManifest.xml

@@ -104,6 +104,17 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity
+            android:name=".ui.FirstTimeActivity"
+            android:allowTaskReparenting="true"
+            android:label="@string/app_name"
+            android:launchMode="singleTop"
+            android:parentActivityName=".ui.MainActivity"
+            android:windowSoftInputMode="adjustResize">
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value=".ui.MainActivity" />
+        </activity>
         <activity
             android:name=".ui.CreateKeyActivity"
             android:allowTaskReparenting="true"

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/FirstTimeActivity.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2015 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program 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.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui;
+
+import android.app.Fragment;
+import android.app.FragmentTransaction;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.ui.base.BaseActivity;
+
+public class FirstTimeActivity extends BaseActivity {
+
+    public static final String FRAGMENT_TAG = "currentFragment";
+
+    Fragment mCurrentFragment;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        // Check whether we're recreating a previously destroyed instance
+        if (savedInstanceState != null) {
+            // Restore value of members from saved state
+
+            mCurrentFragment = getFragmentManager().findFragmentByTag(FRAGMENT_TAG);
+        } else {
+
+            // Add the sync fragment
+            SettingsActivity.SyncPrefsFragment frag = new SettingsActivity.SyncPrefsFragment();
+            FragmentTransaction transaction = getFragmentManager().beginTransaction();
+            transaction.setCustomAnimations(0, 0);
+            transaction.replace(R.id.first_time_fragment_container, frag, FRAGMENT_TAG)
+                    .commit();
+            getSupportFragmentManager().executePendingTransactions();
+        }
+
+        setTitle(R.string.app_name);
+        mToolbar.setNavigationIcon(null);
+        mToolbar.setNavigationOnClickListener(null);
+
+        View nextButton = findViewById(R.id.first_time_next_button);
+        nextButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(FirstTimeActivity.this,
+                        CreateKeyActivity.class);
+                intent.putExtra(CreateKeyActivity.EXTRA_FIRST_TIME, true);
+                startActivity(intent);
+                finish();
+            }
+        });
+    }
+
+    @Override
+    protected void initLayout() {
+        setContentView(R.layout.first_time_activity);
+    }
+}

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/KeyListFragment.java

@@ -492,8 +492,7 @@ public class KeyListFragment extends LoaderFragment
             case R.id.menu_key_list_debug_first_time:
                 Preferences prefs = Preferences.getPreferences(getActivity());
                 prefs.setFirstTime(true);
-                Intent intent = new Intent(getActivity(), CreateKeyActivity.class);
-                intent.putExtra(CreateKeyActivity.EXTRA_FIRST_TIME, true);
+                Intent intent = new Intent(getActivity(), FirstTimeActivity.class);
                 startActivity(intent);
                 getActivity().finish();
                 return true;

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/MainActivity.java

@@ -126,8 +126,7 @@ public class MainActivity extends BaseNfcActivity implements FabContainer, OnBac
         // if this is the first time show first time activity
         Preferences prefs = Preferences.getPreferences(this);
         if (!getIntent().getBooleanExtra(EXTRA_SKIP_FIRST_TIME, false) && prefs.isFirstTime()) {
-            Intent intent = new Intent(this, CreateKeyActivity.class);
-            intent.putExtra(CreateKeyActivity.EXTRA_FIRST_TIME, true);
+            Intent intent = new Intent(this, FirstTimeActivity.class);
             startActivity(intent);
             finish();
             return;

OpenKeychain/src/main/res/layout/first_time_activity.xml

@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <include
+        android:id="@+id/toolbar_include"
+        layout="@layout/toolbar_standalone" />
+
+    <!--
+        fitsSystemWindows and layout_marginTop from
+        https://medium.com/@ngdelamo/using-drawerlayout-the-material-way-i-716bba2b5705
+    -->
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_below="@id/toolbar_include"
+        android:layout_marginTop="@dimen/minus_statusbar_height"
+        android:fitsSystemWindows="true">
+
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <ScrollView
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_above="@+id/first_time_buttons"
+                android:layout_alignParentTop="true"
+                android:fillViewport="true">
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:orientation="vertical">
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:paddingLeft="16dp"
+                        android:paddingRight="16dp"
+                        android:paddingTop="16dp"
+                        android:text="@string/first_time_start"
+                        android:textAppearance="?android:attr/textAppearanceMedium" />
+
+                    <FrameLayout
+                        android:id="@+id/first_time_fragment_container"
+                        android:layout_width="match_parent"
+                        android:layout_height="match_parent" />
+
+                </LinearLayout>
+            </ScrollView>
+
+            <LinearLayout
+                android:id="@+id/first_time_buttons"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_alignParentBottom="true"
+                android:layout_alignParentLeft="true"
+                android:layout_alignParentStart="true"
+                android:background="?attr/colorButtonRow"
+                android:orientation="horizontal">
+
+                <TextView
+                    android:id="@+id/first_time_next_button"
+                    style="?android:attr/borderlessButtonStyle"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"
+                    android:layout_weight="1"
+                    android:clickable="true"
+                    android:drawablePadding="8dp"
+                    android:drawableRight="@drawable/ic_chevron_right_grey_24dp"
+                    android:gravity="right|center_vertical"
+                    android:minHeight="?android:attr/listPreferredItemHeight"
+                    android:paddingLeft="16dp"
+                    android:paddingRight="16dp"
+                    android:text="@string/btn_next"
+                    android:textAllCaps="true"
+                    android:textAppearance="?android:attr/textAppearanceMedium" />
+            </LinearLayout>
+        </RelativeLayout>
+
+    </FrameLayout>
+</RelativeLayout>

OpenKeychain/src/main/res/values/strings.xml

@@ -1450,13 +1450,13 @@
     <string name="keyserver_sync_orbot_notif_ignore">"Direct"</string>
 
     <!-- First Time -->
-    <string name="first_time_text1">"Take back your privacy with OpenKeychain!"</string>
     <string name="first_time_create_key">"Create my key"</string>
     <string name="first_time_import_key">"Import key from file"</string>
     <string name="first_time_yubikey">"Use YubiKey NEO"</string>
     <string name="first_time_skip">"Skip Setup"</string>
     <string name="first_time_blank_yubikey">"Would you like to use this blank YubiKey NEO with OpenKeychain?\n\nPlease take away the YubiKey now, you will be prompted when it is needed again!"</string>
     <string name="first_time_blank_yubikey_yes">"Use this YubiKey"</string>
+    <string name="first_time_start">"Welcome to OpenKeychain, please select your synchronization preferences.\n\nLinking keys to contacts allows you to view keys directly from Android contacts. This happens completly offline based on names and email addresses."</string>
 
     <string name="backup_text">"Backups that include your own keys must never be shared with other people!"</string>
     <string name="backup_all">"All keys + your own keys"</string>