C#设置自定义文件图标实现双击启动

修改注册表,双击文件直接打开

string strProject = "Exec";string p_FileTypeName =".cdb";//文件后缀            string fileName = System.Windows.Forms.Application.ExecutablePath;// 获取启动了应用程序的可执行文件的路径及文件名            //string startPath = System.Windows.Forms.Application.StartupPath;//获取启动了应用程序的可执行文件的路径       //注册文件类型                   Registry.ClassesRoot.CreateSubKey(p_FileTypeName).SetValue("", strProject, RegistryValueKind.String);            using (RegistryKey key = Registry.ClassesRoot.CreateSubKey(strProject))            {                //设置图标                RegistryKey iconKey = key.CreateSubKey("DefaultIcon");                iconKey.SetValue("", System.Windows.Forms.Application.StartupPath + "\\ooopic_1564036072.ico");                //设置默认启动程序                key.CreateSubKey(@"Shell\Open\Command").SetValue("", fileName + " \"%1\"", RegistryValueKind.ExpandString);            }
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