LinearLayout (线性布局)、AbsoluteLayout(绝对布局)、RelativeLayout(相对布局)、TableLayout(表格布局)、FrameLayout(帧布局)
Activity:
- public class DialerAction extends Activity { @Override
- public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);
- setContentView(R.layout.main); Button button = (Button)findViewById(R.id.button);
- button.setOnClickListener(new View.OnClickListener(){ public void onClick(View v) {
- EditText editText = (EditText)findViewById(R.id.mobile); Intent intent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:"+ editText.getText()));
- DialerAction.this.startActivity(intent); }
- }); }
- }
短信发送器
因为应用要使用手机的短信服务,所以要在清单文件AndroidManifest.xml中添加短信服务权限:
- <uses-permission android:name="android.permission.SEND_SMS"/>










