[ KOTLIN ] FULLSCREEN ACTIVITY

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Step 1 :

• Create New Project With EmptyActivity

Step 2 :

• Add the following code to MainActivity.java ( for hide status bar)

requestWindowFeature(Window.FEATURE_NO_TITLE) window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN)

                        or

   if (Build.VERSION.SDK_INT >= 16) {
                getWindow().setFlags(AccessibilityNodeInfoCompat.ACTION_NEXT_HTML_ELEMENT, AccessibilityNodeInfoCompat.ACTION_NEXT_HTML_ELEMENT)
                getWindow().getDecorView().setSystemUiVisibility(3328)
            }else{
                requestWindowFeature(Window.FEATURE_NO_TITLE);
                this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN)

            }

And for hide title bar, Change  AppCompatActivity into Activity                                           e 

Step 4 : 

• Run Your App