show git hash on first screen when starting up

Author: zoff99

android-refimpl-app/app/src/main/java/com/zoffcc/applications/trifa/SetPasswordActivity.java

@@ -50,6 +50,7 @@ public class SetPasswordActivity extends AppCompatActivity
     private check_user_password_criteria mAuthTask = null;
 
     // UI references.
+    private TextView githash_text;
     private EditText mPasswordView1;
     private EditText mPasswordView2;
     private View mProgressView;
@@ -68,6 +69,8 @@ protected void onCreate(Bundle savedInstanceState)
 
         settings = PreferenceManager.getDefaultSharedPreferences(this);
 
+        githash_text = findViewById(R.id.githash_text);
+
         mPasswordView1 = (EditText) findViewById(R.id.password_1);
         mPasswordView1.setOnEditorActionListener(new TextView.OnEditorActionListener()
         {
@@ -116,6 +119,24 @@ public void onClick(View view)
 
         mLoginFormView = findViewById(R.id.login_form);
         mProgressView = findViewById(R.id.login_progress);
+
+        try
+        {
+            githash_text.setText("build: ????????");
+        }
+        catch(Exception e)
+        {
+
+        }
+
+        try
+        {
+            githash_text.setText("build: " + BuildConfig.GitHash);
+        }
+        catch(Exception e)
+        {
+
+        }
     }
 
     void auto_create_password()

android-refimpl-app/app/src/main/res/layout/activity_set_password.xml

@@ -33,11 +33,25 @@
                 android:layout_height="60dp"
                 android:src="@drawable/web_hi_res_512" />
 
+            <TextView
+                style="?android:textAppearanceSmall"
+                android:id="@+id/githash_text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="2dp"
+                android:layout_marginBottom="0dp"
+                android:gravity="center"
+                android:textSize="14sp"
+                android:paddingLeft="2dp"
+                android:paddingRight="2dp"
+                android:text="build: ????????"
+                android:textColor="@color/md_grey_900" />
+
             <TextView
                 style="?android:textAppearanceMedium"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="10dp"
+                android:layout_marginTop="4dp"
                 android:layout_marginBottom="10dp"
                 android:gravity="center"
                 android:paddingLeft="10dp"