Android Activity Common function settings (fullscreen, Portrait screen, etc.)

Activity fullscreen settings

Way 1:androidmanifest.xml

<activity android:name= "myacitivty" Android:theme= "@android: Style/theme.notitlebar.fullscreen"/>

Mode 2: Code implementation

Requestwindowfeature (Window.feature_no_title); Hide title bar

GetWindow (). SetFlags (Windowmanager.layoutparams.flag_fullscreen,windowmanager.layoutparams.flag_fullscreen); Hide the status bar

Note: The two-piece code that sets the full screen must precede Setcontentview (r.layout.main), or it will get an error.

Activity screen Settings

Way 1:androidmanifest.xml

<activity android:name= "myacitivty" android:screenorientation= "Landscape"/>//or "portrait"

Mode 2: Code implementation

Setrequestedorientation (Activityinfo.screen_orientation_landscape);

Settings page default to vertical screen
Setrequestedorientation (activityinfo.screen_orientation_portrait);

Get the horizontal screen direction

int orientation = This.getresources (). GetConfiguration (). Orientation;

Common values for orientation can be activityinfo.screen_orientation_landscape (horizontal screen) or activityinfo.screen_orientation_portrait (vertical screen)

The activity screen is always displayed

1:androidmanifest.xml Adding permissions

<uses-permission android:name= "Android.permission.WAKE_LOCK"/>

2: Code implementation

GetWindow (). Addflags (WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

Android Activity Common function settings (fullscreen, Portrait screen, etc.)