android Intent 多种用法全面介绍

4.

5. < application android:icon="@drawable/icon" android:theme="@android:style/Theme.NoTitleBar" >

6. < activity android:name=".FormStuff" android:label="@string/app_name" >

7. < intent-filter >

8. < action android:name="android.intent.action.MAIN" / >

9. < category android:name="android.intent.category.LAUNCHER" / >

10. < /intent-filter >

11. < /activity >

12. < !-- 申明activity-- >

13. < activity android:name="HelloTabWidget" >< /activity >

14. < /application >

15. < uses-sdk android:minSdkVersion="4" / >

16. < /manifest >

下面列出几种Intent的用法

显示网页:

1. Uri uri = Uri.parse("http://www.google.com");

2. Intent it = new Intent(Intent.ACTION_VIEW,uri);

3. startActivity(it);

显示地图:

1. Uri uri = Uri.parse("geo:38.899533,-77.036476");

2. Intent it = new Intent(Intent.Action_VIEW,uri);

3. startActivity(it);

路径规划:

1. Uri uri = Uri.parse("http://maps.google.com/maps?f=d&saddr=startLat%20startLng&daddr=endLat%20endLng&hl=en");

2. Intent it = new Intent(Intent.ACTION_VIEW,URI);

3. startActivity(it);

拨打电话:

调用拨号程序

1. Uri uri = Uri.parse("tel:xxxxxx");

2. Intent it = new Intent(Intent.ACTION_DIAL, uri);

3. startActivity(it);

1. Uri uri = Uri.parse("tel.xxxxxx");

2. Intent it =new Intent(Intent.ACTION_CALL,uri);

3. 要使用这个必须在配置文件中加入< uses-permission id="android.permission.CALL_PHONE" / >

发送SMS/MMS

调用发送短信的程序

1. Intent it = new Intent(Intent.ACTION_VIEW);

2. it.putExtra("sms_body", "The SMS text");