Experiment

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

@@ -272,7 +272,7 @@ public class FragmentAccounts extends FragmentBase {
             @Override
             public boolean onLongClick(View v) {
                 FragmentDialogIdentity.onDrafts(
-                        getContext(),
+                        getActivity(),
                         getViewLifecycleOwner(),
                         getParentFragmentManager(),
                         fabCompose, -1L);

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

@@ -38,6 +38,9 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AlertDialog;
 import androidx.constraintlayout.widget.Group;
+import androidx.core.view.GravityCompat;
+import androidx.core.widget.NestedScrollView;
+import androidx.fragment.app.FragmentActivity;
 import androidx.fragment.app.FragmentManager;
 import androidx.lifecycle.LifecycleOwner;
 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
@@ -246,7 +249,21 @@ public class FragmentDialogIdentity extends FragmentDialogBase {
         }.execute(context, owner, args, "identity:compose");
     }
 
-    static void onDrafts(Context context, LifecycleOwner owner, FragmentManager manager, FloatingActionButton fabCompose, long account) {
+    static void onDrafts(FragmentActivity activity, LifecycleOwner owner, FragmentManager manager, FloatingActionButton fabCompose, long account) {
+        if (activity == null)
+            return;
+
+        if (BuildConfig.DEBUG) {
+            DrawerLayoutEx drawerLayout = activity.findViewById(R.id.drawer_layout);
+            NestedScrollView drawerContainer = activity.findViewById(R.id.drawer_container);
+            if (drawerLayout != null &&
+                    drawerContainer != null &&
+                    !drawerLayout.isLocked(drawerContainer)) {
+                drawerLayout.openDrawer(GravityCompat.START);
+                return;
+            }
+        }
+
         Bundle args = new Bundle();
         args.putLong("account", account);
 
@@ -277,7 +294,7 @@ public class FragmentDialogIdentity extends FragmentDialogBase {
                 if (drafts == null)
                     return;
 
-                LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
+                LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(activity);
                 lbm.sendBroadcast(
                         new Intent(ActivityView.ACTION_VIEW_MESSAGES)
                                 .putExtra("account", drafts.account)
@@ -289,6 +306,6 @@ public class FragmentDialogIdentity extends FragmentDialogBase {
             protected void onException(Bundle args, Throwable ex) {
                 Log.unexpectedError(manager, ex);
             }
-        }.execute(context, owner, args, "view:drafts");
+        }.execute(activity, owner, args, "view:drafts");
     }
 }

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

@@ -376,7 +376,7 @@ public class FragmentFolders extends FragmentBase {
             @Override
             public boolean onLongClick(View v) {
                 FragmentDialogIdentity.onDrafts(
-                        getContext(),
+                        getActivity(),
                         getViewLifecycleOwner(),
                         getParentFragmentManager(),
                         fabCompose, account);

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

@@ -1498,7 +1498,7 @@ public class FragmentMessages extends FragmentBase
             @Override
             public boolean onLongClick(View v) {
                 FragmentDialogIdentity.onDrafts(
-                        getContext(),
+                        getActivity(),
                         getViewLifecycleOwner(),
                         getParentFragmentManager(),
                         fabCompose, account);