Android full transparency status bar effect (my phone Android version is 4.2.2)

 // Self-introduction of the corresponding package,

1 Public classMainactivityextendsActivity {2       3@SuppressLint ("Inlinedapi")  4 @Override5     protected voidonCreate (Bundle savedinstancestate) {6         Super. OnCreate (savedinstancestate); 7 GetWindow (). Requestfeature (Window.feature_no_title); 8         if(VERSION. Sdk_int >=Version_codes. LOLLIPOP) {9window window =GetWindow (); Ten Window.clearflags (WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS One|WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);  A Window.getdecorview (). setsystemuivisibility (View.system_ui_flag_layout_fullscreen -|view.system_ui_flag_layout_hide_navigation -|view.system_ui_flag_layout_stable);  the window.addflags (WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);  - Window.setstatusbarcolor (color.transparent);  - Window.setnavigationbarcolor (color.transparent);  -         }   +    - Setcontentview (R.layout.activity_main);  +     }   A    at}

Android full transparency status bar effect (my phone Android version is 4.2.2)