1.今天在项目中遇到一个小问题,感觉挺好玩的,记录下:
在进行应用卸载弹窗时,通过接收Intent.ACTION_PACKAGE_REMOVED 广播,进行判断处理,即可完成应用的卸载监听,可是在实际使用中,发现应用在进行覆盖安装时,也会接收到这个广播,而且比Intent.ACTION_PACKAGE_REPLACED靠前,这就尴尬了
后来通过查询一些资料发现,原来应用在覆盖安装时是会接收到三个广播的,先后顺序如下:
- ACTION_PACKAGE_REMOVED
- ACTION_PACKAGE_ADDED
- ACTION_PACKAGE_REPLACED
为了解决此问题,需要在接收到的remove广播中检测一个
EXTRA_REPLACING
flag值,如果为true,则未覆盖安装;
To tell that that an
ACTION_PACKAGE_REMOVED
or
ACTION_PACKAGE_ADDED
intent is received as the result of a package being replaced (instead of plain add or remove), check the
EXTRA_REPLACING
flag:
boolean
replacing
=
intent
.
getBooleanExtra
(
Intent
.
EXTRA_REPLACING
,
false
);