Android 快速实现状态栏透明样式的示例代码

getWindow().requestFeature(Window.FEATURE_NO_TITLE); 
if(VERSION.SDK_INT >= VERSION_CODES.LOLLIPOP) { 
  Window window = getWindow(); 
  window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS 
      | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION); 
  window.getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN 
          | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION 
          | View.SYSTEM_UI_FLAG_LAYOUT_STABLE); 
  window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); 
  window.setStatusBarColor(Color.TRANSPARENT); 
  window.setNavigationBarColor(Color.TRANSPARENT); 
} 

setContentView(R.layout.activity_main);