使用Program.cs启动wpf文件Demo00\Demo00\Program.csusingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;namespaceDemo00{internalclassProgram{[STAThread]staticvo

wpf项目的入口文件Demo00\Demo00\App.xaml<Applicationx:Class="Demo00.App"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"