android status bar 숨기기

    if (Build.VERSION.SDK_INT < 16) {
            getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                    WindowManager.LayoutParams.FLAG_FULLSCREEN);
        }else{
            View decorView = getWindow().getDecorView();
            // Hide the status bar.
            int uiOptions = View.SYSTEM_UI_FLAG_FULLSCREEN;
            decorView.setSystemUiVisibility(uiOptions);
            // Remember that you should never show the action bar if the
            // status bar is hidden, so hide that too if necessary.
            ActionBar actionBar = getActionBar();
            actionBar.hide();
        }

 

<item name="android:windowFullscreen">true</item>

 

developer.android.com/training/system-ui/status?hl=ko