using?System;??
using?System.Diagnostics;??
using?System.Runtime.InteropServices;??
//using?System.Windows.Forms;??
??
public?class?C
{??
?
???public?delegate?bool?WNDENUMPROC（IntPtr?hwnd?uint?lParam）;??
????[DllImport（“user32.dll“?SetLastError?=?true）]??
???public?static?extern?bool?EnumWindows（WNDENUMPROC?lpEnumFunc?uint?lParam）;??
??
???[DllImport（“user32.dll“?SetLastError?=?true）]??
????public?static?extern?IntPtr?GetParent（IntPtr?hWnd）;??
????[DllImport（“user32.dll“）]??
????public?static?extern?uint?GetWindowThreadProcessId（IntPtr?hWnd?ref?uint?lpdwProcessId）;??

???[DllImport（“kernel32.dll“）]??
????public?static?extern?void?SetLastError（uint?dwErrCode）;??
??

???public?static?IntPtr?GetProcessWnd（）
???{??
???????IntPtr?ptrWnd?=?IntPtr.Zero;??
????????uint?pid?=?（uint）Process.GetCurrentProcess（）.Id;??//?當前進程?ID??
?
???????bool?bResult?=?EnumWindows（new?WNDENUMPROC（delegate?（IntPtr?hwnd?uint?lParam）
????????{??
???????????uint?id?=?0;??
??????????if?（GetParent（hwnd）?==?IntPtr.Zero）??
???????????{??
???????????????GetWindowThreadProcessId（hwnd?ref?id）;??
???????????????if?（id?==?lParam）????//?找到進程對應(yīng)的主窗口句柄??
???????????????{??
???????????????????ptrWnd?=?hwnd;???//?把句柄緩存起來??
????????????????????SetLastError（0）;????//?設(shè)置無錯誤??
??????????????????return?false;???//?返回?false?以終止枚舉窗口??
???????????????}??
???????????}??
?
????????????return?true;??
??
????????}）?pid）;??
?
????????return?（!bResult?&&?Marshal.GetLastWin32Error（）?==?0）???ptrWnd?:?IntPtr.Zero;??
????}??
?
}??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1625??2016-11-10?10:59??ProgramBefore\C.cs

?????文件????????262??2017-09-22?15:34??ProgramBefore\C.cs.meta

?????文件???????3001??2018-05-09?20:14??ProgramBefore\WindowActive.cs

?????文件????????262??2017-09-22?15:34??ProgramBefore\WindowActive.cs.meta

?????文件?????????47??2017-09-25?13:16??StreamingAssets\Setting.xml

?????目錄??????????0??2018-05-09?20:14??ProgramBefore

?????目錄??????????0??2018-08-30?10:02??StreamingAssets

-----------?---------??----------?-----??----

?????????????????5197????????????????????7