1:AndroidManifest.xml加入权限,是否唤起拨号权限
<uses-permission android:name="android.permission.CALL_PHONE" />
2:布局,拨打客服按钮
<TextView
android:id="@+id/call"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="客服!"
android:textColor="#fff"
android:background="#bc5757"/>
3:代码块,特别简单
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
TextView call = findViewById(R.id.call);
//点击按钮拨打电话
call.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+"要拨打的电话号码"));
startActivity(intent);
}
});
}
}