Activity檔案

public class MainActivity extends Activity implements OnLongClickListener {

	private EditText et_main_number;
	private EditText et_main_sms;
	private Button btn_main_call;
	private Button btn_main_send;
	private OnClickListener onClickListener = new View.OnClickListener() {
		@Override
		public void onClick(View v) {
			if(v==btn_main_call) {//點選打電話
				//Toast.makeText(MainActivity.this, "點選打電話", 0).show();
				
				//1). 建立一個Intent(隱式)
				//08-28 03:27:09.976: I/ActivityManager(1222): Displayed com.android.dialer/.DialtactsActivity: +535ms
				String action = "android.intent.action.DIAL";
				action = Intent.ACTION_DIAL;//一樣的
				Intent intent = new Intent(action);
				//2). 攜帶資料
				String number = et_main_number.getText().toString();
				intent.setData(Uri.parse("tel:"+number)); //<data android:scheme="tel" />
				//3). startActivity(intent)
				startActivity(intent);
			}else if(v==btn_main_send) {//點擊發簡訊
				Toast.makeText(MainActivity.this, "點擊發簡訊", 0).show();
				//1). 建立一個Intent(隱式)
				//08-28 04:00:02.420: I/ActivityManager(1222): Displayed com.android.mms/.ui.ComposeMessageActivity: +132ms
				Intent intent = new Intent(Intent.ACTION_SENDTO);//android.intent.action.SENDTO
				//2). 攜帶資料(號碼/內容)
				String number = et_main_number.getText().toString();
				String sms = et_main_sms.getText().toString();
				intent.setData(Uri.parse("smsto:"+number));
				//攜帶額外資料
				intent.putExtra("sms_body", sms);
				//3). startActivity(intent)
				startActivity(intent);
			}
		}
	};
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		//初始化檢視物件
		et_main_number = (EditText) findViewById(R.id.et_main_number);
		et_main_sms = (EditText) findViewById(R.id.et_main_sms);
		btn_main_call = (Button) findViewById(R.id.btn_main_call);
		btn_main_send = (Button) findViewById(R.id.btn_main_send);
		//給檢視物件設定點選監聽
		btn_main_call.setOnClickListener(onClickListener);
		btn_main_send.setOnClickListener(onClickListener);
		//給檢視物件設定長按監聽
		btn_main_call.setOnLongClickListener(this);
		btn_main_send.setOnLongClickListener(this);
	}
	
	@Override
	public boolean onLongClick(View v) {
		if(v==btn_main_call) {//長按打電話
			//Toast.makeText(MainActivity.this, "長按打電話", 0).show();
			//1). 建立一個Intent(隱式)
			//08-28 03:38:59.717: I/ActivityManager(1222): Displayed com.android.phone/.PrivilegedOutgoingCallBroadcaster: +570ms
			Intent intent = new Intent(Intent.ACTION_CALL);//android.intent.action.CALL
			//2). 攜帶資料
			String number = et_main_number.getText().toString();
			intent.setData(Uri.parse("tel:"+number));
			//3). startActivity(intent)
			startActivity(intent);
			
		}else if(v==btn_main_send) {//長按發簡訊
			Toast.makeText(MainActivity.this, "長按發簡訊", 0).show();
			
			//1). 得到SmsManager的物件
			SmsManager smsManager = SmsManager.getDefault();
			//2). 傳送文字資訊(簡訊)
			String number = et_main_number.getText().toString();
			String sms = et_main_sms.getText().toString();
			smsManager.sendTextMessage(number, null, sms, null, null);
		}
		return true;//不會再觸發點選事件(表示此事件已經被消費了)
	}
}
 

xml檔案

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="電話號碼: " />

        <EditText
            android:id="@+id/et_main_number"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:hint="請輸入號碼">
        </EditText>
    </LinearLayout>
    
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="簡訊內容: " />

        <EditText
            android:id="@+id/et_main_sms"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:hint="請輸入簡訊">
        </EditText>
    </LinearLayout>
    
    
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >

        <Button
            android:id="@+id/btn_main_call"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="打電話" />

        <Button
            android:id="@+id/btn_main_send"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="發簡訊" />

    </LinearLayout>

</LinearLayout>
 

AndroidManifest檔案

<!-- 打電話的許可權 -->
    
	<uses-permission android:name="android.permission.CALL_PHONE"/>
    
	<!-- 發簡訊的許可權 -->
    <uses-permission android:name="android.permission.SEND_SMS"/>