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RelativeLayout -> match_parent is not the same size with parent view
public class TestActivity extends Activity {

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    LayoutInflater inflater=getLayoutInflater();
    TableLayout table=new TableLayout(this);
    setContentView(table);
    TableRow row;
    for(int i=0;i<3;i++){
        row=(TableRow)inflater.inflate(R.layout.row, null, true);
        table.addView(row);
    }

  }
}

<?xml version="1.0" encoding="utf-8"?>
<TableRow xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@drawable/background"
>

<RelativeLayout
    android:id="@+id/announcement_row_relative_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
     >
</RelativeLayout>

row=(TableRow)inflater.inflate(R.layout.row, table, false);