首先获取一个"batteryproperties"的Binder,也即BatteryPropertiesRegistrar,这个服务由healthd层进行注册,底层间隔1分钟,会通过这个服务将电量状态信息更新给BatteryService; 然后,实例化内部类BinderService,该类继承自Binder,然后将这个Binder通过PublishBinderService方法发布到系统服务中; publishLocalService方法中将BatterySevice...
Extra for android.content.Intent#ACTION_BATTERY_CHANGED: integer containing the resource ID of a small status bar icon indicating the current battery state.
battery_charging.png(充电状态) battery_discharging.png(放电状态) 3. 在布局文件中引入充电图标 在你的activity_main.xml文件中,引入 ImageView 来展示充电图标。 <ImageViewandroid:id="@+id/battery_icon"android:layout_width="wrap_content"android:layout_height="wrap_content"android:src="@drawable/battery_...
The BatteryManager class contains strings and constants used for values in the android.content.Intent#ACTION_BATTERY_CHANGED Intent, and provides a method for querying battery and charging properties.
SupportsBatteryGameMode SupportsInlineSuggestions SupportsInlineSuggestionsWithTouchExploration SupportsLaunchVoiceAssistFromKeyguard SupportsLocalInteraction SupportsMultipleDisplays SupportsPerformanceGameMode SupportsPictureInPicture SupportsRtl SupportsStylusHandwriting SupportsSwitchingToNextInputMethod SupportsUploading SuppressesSpe...
Using a resolution lower than the device’s native resolution can improve performance and battery life.SettingDescription Resolution Scaling Mode Specifies whether and how the application scales its resolution. You can set the scaling to be equal to or lower than the native screen resolution. Using ...
Battery Widget Reborn Price:Free / $5.49 Battery Widget Reborn is among the best Android widgets for battery meters. It provides a single, circular battery gauge widget. You can change the color and size to match your theme and home screen layout. The app itself also comes with battery infor...
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Analyze battery usage and monitor apps that drain power during use. Pros: It optimizes your phone storage efficiently. It comes with multiple features to help you master your phone. Cons: Annoying ads will pop up when using it to clean cache files. ...
tap and hold the black bar in the center of the screen, then swipe in the same direction of the app to close it. you will see a blue screen for a moment before it closes. the downside of split screen mode is that it will drain your android's battery faster and apps that require ...