android配置文件——ConfigChanges

 

一、Activity 的 ConfigChanges 属性

官方解释: 通过设置这个属性可以使Activity捕捉设备状态变化,以下是可以被识别的内容:


CONFIG_FONT_SCALE
CONFIG_MCC
CONFIG_MNC
CONFIG_LOCALE
CONFIG_TOUCHSCREEN
CONFIG_KEYBOARD
CONFIG_NAVIGATION
CONFIG_ORIENTATION


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 SIM hasbeen detected and updated the MCC.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 SIM hasbeen detected and updated the MNC.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 a new language that text should be displayed in.用户所在地区发生变化。

“touchscreen“
The touchscreen has changed. (This should never normally happen.)

“keyboard“
The keyboard type has changed — for example, the user has plugged in an external keyboard.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 user has 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 normally happen.)

“orientation“
The screen orientation has changed — that is, the user has rotated 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 has selected a new global font size.全局字体大小缩放发生改变

 

项目的AndroidManifest.xml文件配置方法:

01 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
02 package="com.androidres.ConfigChangedTesting"
03 android:versionCode="1"
04 android:versionName="1.0.0">
05 <application android:icon="@drawable/icon" android:label="@string/app_name">
06 <activity android:name=".ConfigChangedTesting"
07 android:label="@string/app_name"
08 android:configChanges="keyboardHidden|orientation">
09 <intent-filter>
10 font-size: 1em !important; padding-top: 0px !important; padding-right: 0px !important; padding-bottom: 0px !important; padding-left: 0.5em !important; border-top-width: 0px !important; border-right-width: 0px !important; border-bottom-width: 0px !important; border-left-width: 3px !important; border-color: initial !important; background-image: none !important; background-color: initial !important;
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