單頁
setContentView方法前加入
requestWindowFeature(Window.FEATURE_NO_TITLE);
//定義全屏參數(shù)
int flag = WindowManager.LayoutParams.FLAG_FULLSCREEN;
//獲得窗口對象
Window window = this.getWindow();
//設置Flag標識
window.setFlags(flag, flag);
全局
Manifest主題切換為.NoTitleBar.Fullscreen