添加权限

 

<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission><!-- 放在application标签之外-->

 

private Button mButton1;
	private EditText mEditText1;

	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.telephone);

		mEditText1 = (EditText) findViewById(R.id.editText1);
		mButton1 = (Button) findViewById(R.id.button1);
		/* 设定Button对象的OnClickListener来聆听OnClick事件 */
		mButton1.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View v) {
				try {
					/* 取得EditText中用户输入的字符串 */
					String strInput = mEditText1.getText().toString();
					/* 建构一个新的Intent并执行action.CALL的常数与透过Uri将字符串带入 */
					Intent myIntentDial = new Intent(
							"android.intent.action.CALL", Uri.parse("tel:"
									+ strInput));
					/* 在startActivity()方法中带入自定义的Intent对象以执行拨打电话的工作 */
					startActivity(myIntentDial);
					mEditText1.setText("");
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

 

 

 

转跳至通讯录

1.添加权限

<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission>

或者需要允许的权限

<uses-permission android:name="android.permission.CALL_PRIVILEGED"></uses-permission>

 

2.代码

 

Intent myIntentDial = new Intent("android.intent.action.CALL_BUTTON"); 
        startActivity(myIntentDial);