Small improvements

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

@@ -65,6 +65,7 @@ public class ActivityCompose extends ActivityBilling implements FragmentManager.
                     Intent.ACTION_SENDTO.equals(action) ||
                     Intent.ACTION_SEND.equals(action) ||
                     Intent.ACTION_SEND_MULTIPLE.equals(action)) {
+                Log.i(intent.toString());
                 Log.logExtras(intent);
 
                 args = new Bundle();

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

@@ -10,6 +10,8 @@ import android.text.Spanned;
 import android.view.View;
 import android.widget.TextView;
 
+import com.google.android.material.snackbar.Snackbar;
+
 import java.io.BufferedInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.InputStream;
@@ -55,10 +57,18 @@ public class ActivityEml extends ActivityBase {
         args.putParcelable("uri", uri);
 
         new SimpleTask<Result>() {
+            @Override
+            protected void onPostExecute(Bundle args) {
+                pbWait.setVisibility(View.GONE);
+            }
+
             @Override
             protected Result onExecute(Context context, Bundle args) throws Throwable {
                 Uri uri = args.getParcelable("uri");
 
+                if ("file".equals(uri.getScheme()))
+                    throw new IllegalArgumentException(context.getString(R.string.title_no_stream));
+
                 Result result = new Result();
 
                 InputStream is = null;
@@ -119,12 +129,14 @@ public class ActivityEml extends ActivityBase {
                 tvBody.setText(result.body);
                 tvEml.setText(result.eml);
                 grpEml.setVisibility(View.VISIBLE);
-                pbWait.setVisibility(View.GONE);
             }
 
             @Override
             protected void onException(Bundle args, Throwable ex) {
-                Helper.unexpectedError(ActivityEml.this, ActivityEml.this, ex);
+                if (ex instanceof IllegalArgumentException)
+                    Snackbar.make(findViewById(android.R.id.content), ex.getMessage(), Snackbar.LENGTH_LONG).show();
+                else
+                    Helper.unexpectedError(ActivityEml.this, ActivityEml.this, ex);
             }
         }.execute(this, args, "eml");
     }