Lock orientation

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

@@ -22,6 +22,7 @@ package eu.faircode.email;
 import static android.app.ActionBar.DISPLAY_SHOW_CUSTOM;
 import static android.app.Activity.RESULT_OK;
 
+import android.app.Activity;
 import android.app.RecoverableSecurityException;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -30,6 +31,7 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.IntentSender;
 import android.content.SharedPreferences;
+import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
 import android.graphics.Rect;
@@ -85,6 +87,8 @@ public class FragmentBase extends Fragment {
     private int scrollToResid = 0;
     private int scrollToOffset = 0;
 
+    private Integer orientation = null;
+
     private static final int REQUEST_ATTACHMENT = 51;
     private static final int REQUEST_ATTACHMENTS = 52;
     private static final int REQUEST_RECOVERABLE_PERMISSION = 53;
@@ -409,9 +413,22 @@ public class FragmentBase extends Fragment {
     @Override
     public void onDestroy() {
         Log.i("Destroy " + this);
+        if (orientation != null) {
+            Activity activity = getActivity();
+            if (activity != null)
+                activity.setRequestedOrientation(orientation);
+        }
         super.onDestroy();
     }
 
+    protected void lockOrientation() {
+        Activity activity = getActivity();
+        if (activity != null) {
+            orientation = activity.getRequestedOrientation();
+            activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
+        }
+    }
+
     @Override
     public void setHasOptionsMenu(boolean hasMenu) {
         super.setHasOptionsMenu(!isPane() && hasMenu);

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

@@ -22,8 +22,10 @@ package eu.faircode.email;
 import static android.app.Activity.RESULT_CANCELED;
 import static android.app.Activity.RESULT_OK;
 
+import android.app.Activity;
 import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.pm.ActivityInfo;
 import android.os.Bundle;
 
 import androidx.annotation.NonNull;
@@ -42,6 +44,7 @@ public class FragmentDialogBase extends DialogFragment {
     private LifecycleRegistry registry;
     private String targetRequestKey;
     private int targetRequestCode;
+    private Integer orientation = null;
 
     public String getRequestKey() {
         return Helper.getRequestKey(this);
@@ -110,13 +113,6 @@ public class FragmentDialogBase extends DialogFragment {
         Log.d("Pause " + this);
     }
 
-    @Override
-    public void onDestroy() {
-        registry.setCurrentState(Lifecycle.State.DESTROYED);
-        super.onDestroy();
-        Log.i("Destroy " + this);
-    }
-
     @Override
     public void onStart() {
         registry.setCurrentState(Lifecycle.State.STARTED);
@@ -135,6 +131,26 @@ public class FragmentDialogBase extends DialogFragment {
         Log.d("Stop " + this);
     }
 
+    @Override
+    public void onDestroy() {
+        registry.setCurrentState(Lifecycle.State.DESTROYED);
+        if (orientation != null) {
+            Activity activity = getActivity();
+            if (activity != null)
+                activity.setRequestedOrientation(orientation);
+        }
+        super.onDestroy();
+        Log.i("Destroy " + this);
+    }
+
+    protected void lockOrientation() {
+        Activity activity = getActivity();
+        if (activity != null) {
+            orientation = activity.getRequestedOrientation();
+            activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
+        }
+    }
+
     @Override
     public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
         String action = (data == null ? null : data.getAction());

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

@@ -73,6 +73,12 @@ public class FragmentDialogInsertLink extends FragmentDialogBase {
     private static final int METADATA_READ_TIMEOUT = 15 * 1000; // milliseconds
     private static final int REQUEST_SEND = 1;
 
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        lockOrientation();
+    }
+
     @Override
     public void onSaveInstanceState(@NonNull Bundle outState) {
         outState.putString("fair:link", etLink == null ? null : etLink.getText().toString());

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

@@ -106,6 +106,8 @@ public class FragmentGmail extends FragmentBase {
         pop = args.getBoolean("pop", false);
         recent = args.getBoolean("recent", false);
         update = args.getBoolean("update", true);
+
+        lockOrientation();
     }
 
     @Override

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

@@ -153,6 +153,8 @@ public class FragmentOAuth extends FragmentBase {
         pop = args.getBoolean("pop", false);
         recent = args.getBoolean("recent", false);
         update = args.getBoolean("update", true);
+
+        lockOrientation();
     }
 
     @Override

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

@@ -119,6 +119,8 @@ public class FragmentQuickSetup extends FragmentBase {
 
         Bundle args = getArguments();
         update = args.getBoolean("update", true);
+
+        lockOrientation();
     }
 
     @Override