Determinate progress dialog will respect content gravity.

library/src/main/res/layout/md_progress_dialog.xml

@@ -8,11 +8,11 @@
 
     <TextView
         android:id="@android:id/message"
-        android:layout_width="wrap_content"
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:fontFamily="sans-serif"
         android:textSize="@dimen/md_content_textsize"
-        android:layout_marginTop="8dp"
+        android:layout_marginTop="4dp"
         android:layout_marginBottom="8dp"
         tools:text="Message"
         android:layout_gravity="center_horizontal" />

sample/src/main/java/com/afollestad/materialdialogssample/MainActivity.java

@@ -509,6 +509,7 @@ public class MainActivity extends ActionBarActivity implements FolderSelectorDia
             new MaterialDialog.Builder(this)
                     .title(R.string.progress_dialog)
                     .content(R.string.please_wait)
+                    .contentGravity(GravityEnum.CENTER)
                     .progress(false, 150)
                     .showListener(new DialogInterface.OnShowListener() {
                         @Override