android,java代码设置背景色
16lz
2021-12-04
public class MainActivity extends Activity {private TextView tv1;private String result_weather="";private RelativeLayout relativeLayout;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);tv1=(TextView)findViewById(R.id.tv1);tv1.setText(read());relativeLayout=(RelativeLayout)findViewById(R.id.relativeLayout);//relativeLayout.setBackgroundColor(R.drawable.red);///这样不行relativeLayout.setBackgroundColor(getResources().getColor(R.drawable.red));//////这样才可以}.......... color.xml<pre name="code" class="html"><?xml version="1.0" encoding="UTF-8"?><resources> <drawable name="darkgray">#808080</drawable> <drawable name="red">#F24535</drawable> <drawable name="blue">#0000FF</drawable> <drawable name="lightred">#90FF0000</drawable> <drawable name="lightgray">#90505050</drawable> </resources>
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