import QtQuick.Window 2.0 //加載包工具
Screen.desktopAvailableWidth //可用屏幕分辨率寬ui
Screen.desktopAvailableHeight //可用屏幕(不含系統工具條的大小)分辨率高spa
Screen.width: //真實的屏幕分辨率寬度import
Screen.height //真實的屏幕分辨率高度im