android Intent 多种用法全面介绍

核心提示：播放多媒体1. Intent it = new Intent(Intent.ACTION_VIEW);2. Uri uri = Uri.parse("file:///sdcard/song.mp3");3. it.setDataAndType(uri, "audio/mp3");

播放多媒体

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

2. Uri uri = Uri.parse("file:///sdcard/song.mp3");

3. it.setDataAndType(uri, "audio/mp3");

4. startActivity(it);

1. Uri uri = Uri.withAppendedPath(MediaStore.Audio.Media.INTERNAL_CONTENT_URI, "1");

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

3. startActivity(it);

Uninstall 程序

1. Uri uri = Uri.fromParts("package", strPackageName, null);

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

3. startActivity(it);

Install　程序

1. Uri installUri = Uri.fromParts("package", "xxx", null);

2. returnIt = new Intent(Intent.ACTION_PACKAGE_ADDED, installUri);

搜索应用

1. //搜索应用

2. Uri uri = Uri.parse("market://search?q=pname:pkg_name");

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

4. startActivity(it);

5. //where pkg_name is the full package path for an application

6.

7. //显示指定应用的详细页面(这个好像不支持了，找不到app_id)

8. Uri uri = Uri.parse("market://details?id=app_id");

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

10. startActivity(it);

11. //where app_id is the application ID, find the ID

12. //by clicking on your application on Market home

13. //page, and notice the ID from the address bar