android：configChanges

原文地址：android：configChanges作者：夏止忧伤

   android中的组件Activity在manifest.xml文件中可以指定参数android：ConfigChanges，用于捕获手机状态的改变。在Activity中添加了android:configChanges属性，在当所指定属性(ConfigurationChanges)发生改变时，通知程序调用onConfigurationChanged()函数。
设置方法：将下列字段用“|”符号分隔开，例如：“locale|navigation|orientation” 

Value

Description

“mcc“

The IMSI mobile country code (MCC) has changed — that is, a SIMhasbeen detected and updated theMCC.移动国家号码，由三位数字组成，每个国家都有自己独立的MCC，可以识别手机用户所属国家。

“mnc“

The IMSI mobile network code (MNC) has changed — that is, a SIMhasbeen detected and updated theMNC.移动网号，在一个国家或者地区中，用于区分手机用户的服务商。

“locale“

The locale has changed — for example, the user has selected anew language that text should be displayedin.用户所在地区发生变化。

“touchscreen“

The touchscreen has changed. (This should never normallyhappen.)

“keyboard“

The keyboard type has changed — for example, the user hasplugged in an externalkeyboard.键盘模式发生变化，例如：用户接入外部键盘输入。

“keyboardHidden“

The keyboard accessibility has changed — for example, the userhas slid the keyboard out to expose it.用户打开手机硬件键盘

“navigation“

The navigation type has changed. (This should never normallyhappen.)

“orientation“

The screen orientation has changed — that is, the user hasrotated the device.设备旋转，横向显示和竖向显示模式切换。

“fontScale“

The font scaling factor has changed — that is, the user hasselected a new global font size.全局字体大小缩放发生改变

  因为有些手机不配置这一项的话，在状态发生改变的时候，会容易报错。