Merge branch 'main' of https://gitlab-df.imt-atlantique.fr/s22thong/mobapp

app/src/main/java/fr/imt_atlantique/myfirstapplication/MainActivity.java

@@ -66,6 +66,13 @@ public class MainActivity extends AppCompatActivity {
 
 
     public void validateAction (View v){
-        Snackbar.make(findViewById(R.id.mainContent), R.s, Snackbar.LENGTH_LONG).show();
+        final Snackbar snackbar = Snackbar.make(findViewById(R.id.mainContent), "Snackbar de validation", Snackbar.LENGTH_LONG);
+        snackbar.setAction("Dismiss", new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                snackbar.dismiss();
+            }
+        });
+        snackbar.show();
     }
 }
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