改变shape solid color

来源：互联网发布：java http断点上传编辑：程序博客网时间：2024/05/10 05:56

<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="http://schemas.android.com/apk/res/android">    <solid android:color="#FF4081"/>    <corners android:radius="15dp"/></shape>

<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context="forezp.com.changesolidcolorfromshape.MainActivity">    <TextView        android:id="@+id/tv"        android:background="@drawable/button"        android:layout_width="wrap_content"        android:textSize="14sp"        android:padding="10dp"        android:textColor="#ffffff"        android:layout_height="wrap_content"        android:text="Hello World!" /></RelativeLayout>

public class MainActivity extends AppCompatActivity {    //http://stackoverflow.com/questions/16775891/how-to-change-solid-color-from-the-code    private TextView tv;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        tv=(TextView)findViewById(R.id.tv);        GradientDrawable myGrad = (GradientDrawable)tv.getBackground();        myGrad.setColor(Color.BLACK);    }}

0 0