Delphi 防止程序多次运行《转》
//防止多次打开unit MultInst;interfaceuses Windows ,Messages, SysUtils, Classes, Forms;implementationconst STR_UNIQUE = '{2BE6D96E-827F-4BF9-B33E-8740412CDE96}'; MI_ACTIVEAPP = 1; {激活应用程...
