qrcode: minor adjustments

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

app/src/main/java/com/wireguard/android/fragment/ConfigNamingDialogFragment.java

@@ -70,7 +70,7 @@ public class ConfigNamingDialogFragment extends DialogFragment {
         imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
 
         final AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(activity);
-        alertDialogBuilder.setTitle(R.string.create_tunnel);
+        alertDialogBuilder.setTitle(R.string.import_from_qrcode);
 
         binding = ConfigNamingDialogFragmentBinding.inflate(getActivity().getLayoutInflater(), null, false);
         binding.executePendingBindings();

app/src/main/java/com/wireguard/android/fragment/TunnelListFragment.java

@@ -83,10 +83,8 @@ public class TunnelListFragment extends BaseFragment {
 
             // Config text is valid, now create the tunnel…
             final FragmentManager fragmentManager = getFragmentManager();
-            if (fragmentManager != null) {
-                final ConfigNamingDialogFragment fragment = ConfigNamingDialogFragment.newInstance(configText);
-                fragment.show(fragmentManager, null);
-            }
+            if (fragmentManager != null)
+                ConfigNamingDialogFragment.newInstance(configText).show(fragmentManager, null);
         } catch (final IllegalArgumentException|IOException exception) {
             onTunnelImportFinished(Collections.emptyList(), Collections.singletonList(exception));
         }
@@ -246,6 +244,8 @@ public class TunnelListFragment extends BaseFragment {
     public void onRequestScanQRCode(@SuppressWarnings("unused") final View view) {
         final IntentIntegrator intentIntegrator = IntentIntegrator.forSupportFragment(this);
         intentIntegrator.setOrientationLocked(false);
+        intentIntegrator.setBeepEnabled(false);
+        intentIntegrator.setPrompt(getString(R.string.qrcode_hint));
         intentIntegrator.initiateScan(Collections.singletonList(IntentIntegrator.QR_CODE));
 
         if (binding != null)

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

@@ -72,15 +72,6 @@
             app:fab_labelsPosition="@integer/label_position"
             app:layout_behavior="com.wireguard.android.widget.fab.FloatingActionButtonBehavior" >
 
-            <com.wireguard.android.widget.fab.LabeledFloatingActionButton
-                android:id="@+id/create_empty"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:onClick="@{fragment::onRequestCreateConfig}"
-                app:fabSize="mini"
-                app:srcCompat="@drawable/ic_action_edit_white"
-                app:fab_title="@string/create_empty" />
-
             <com.wireguard.android.widget.fab.LabeledFloatingActionButton
                 android:id="@+id/create_from_file"
                 android:layout_width="wrap_content"
@@ -97,7 +88,16 @@
                 android:onClick="@{fragment::onRequestScanQRCode}"
                 app:srcCompat="@drawable/ic_action_scan_qr_code_white"
                 app:fabSize="mini"
-                app:fab_title="@string/scan_qr_code" />
+                app:fab_title="@string/create_from_qrcode" />
+
+            <com.wireguard.android.widget.fab.LabeledFloatingActionButton
+                android:id="@+id/create_empty"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:onClick="@{fragment::onRequestCreateConfig}"
+                app:fabSize="mini"
+                app:srcCompat="@drawable/ic_action_edit_white"
+                app:fab_title="@string/create_empty" />
         </com.wireguard.android.widget.fab.FloatingActionsMenu>
 
     </android.support.design.widget.CoordinatorLayout>

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

@@ -30,6 +30,7 @@
     <string name="create_activity_title">Create WireGuard Tunnel</string>
     <string name="create_empty">Create from scratch</string>
     <string name="create_from_file">Create from file or archive</string>
+    <string name="create_from_qrcode">Create from QR code</string>
     <string name="create_tunnel">Create Tunnel</string>
     <string name="dark_theme_title">Use dark theme</string>
     <string name="dark_theme_summary_on">Currently using dark night theme</string>
@@ -51,6 +52,7 @@
     <string name="hint_generated">(generated)</string>
     <string name="hint_optional">(optional)</string>
     <string name="hint_random">(random)</string>
+    <string name="import_from_qrcode">Import Tunnel from QR Code</string>
     <string name="import_error">Unable to import tunnel: %s</string>
     <string name="import_success">Imported “%s”</string>
     <string name="interface_title">Interface</string>
@@ -69,10 +71,10 @@
     <string name="private_key">Private key</string>
     <string name="public_key">Public key</string>
     <string name="public_key_description">Public key</string>
+    <string name="qrcode_hint">Tip: generate with `qrencode -t ansiutf8 &lt; tunnel.conf`.</string>
     <string name="restore_on_boot_summary">Bring up previously-enabled tunnels on boot</string>
     <string name="restore_on_boot_title">Restore on boot</string>
     <string name="save">Save</string>
-    <string name="scan_qr_code">Scan QR Code</string>
     <plurals name="set_excluded_applications">
         <item quantity="one">%d Excluded Application</item>
         <item quantity="other">%d Excluded Applications</item>