<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="com.example.phonecall.MainActivity" >
<EditText
android:id="@+id/editText1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:inputType="phone" >
</EditText>
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/editText1"
android:layout_below="@+id/editText1"
android:layout_marginTop="17dp"
android:text="@string/dail" />
</RelativeLayout>
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//找到button按钮
Button btn = (Button)
this.findViewById(R.id.button1);
//对按钮监听点击事件
btn.setOnClickListener(
new CallListener());
}
public class CallListener
implements OnClickListener
{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//找text文本
EditText edit = (EditText)MainActivity.
this.findViewById(R.id.editText1);
//得到text文本中的内容
String number =
edit.getText().toString();
//翻译为意图
Intent intent =
new Intent();
//对intent设置对应的action
intent.setAction(Intent.ACTION_CALL);
//打电话
intent.setData(Uri.parse("tel:"+
number));
startActivity(intent);
}
}
转载于:https://www.cnblogs.com/zoro-zero/p/3923487.html
