自动输入QQ密码

想做个登陆器，一来，不用保存密码到本地防止他人使用，二来，也省去输入密码

 

输入QQ号就不说了，简单得很，主要是密码，用sendmessage或postmessage是绝对行不通的，只好模拟键盘了 用API   SendInput

 

关键代码贴在这里，给自己备份

 

代码

private   static   string  Lcase_s  =   " abcdefghijklmnopqrstuvwxyz`1234567890-=\\[];',./ " ;
         private   static   string  Ucase_s  =   " ABCDEFGHIJKLMNOPQRSTUVWXYZ~!@#$%^&*()_+|{}:\ " <>? " ;
         private   static   short [] KeyboardConstaint  =   new   short [] {  65 ,  66 ,  67 ,  68 ,  69 ,  70 ,  71 ,  72 ,  73 ,  74 ,  75 ,  76 ,  77 ,  78 ,  79 ,  80 ,  81 ,  82 ,  83 ,  84 ,  85 ,  86 ,  87 ,  88 ,  89 ,  90
            , 0xC0 ,  49 ,  50 ,  51 ,  52 ,  53 ,  54 ,  55 ,  56 ,  57 ,  48  
            , 0xBD , 0xBB , 0xDC , 0xDB , 0xDD , 0xBA , 0xDE , 0xBC , 0xBE , 0xBF };
        
        

         public   static    bool   SendKeyCommand( string   key,IntPtr hwnd)
        {
             for  ( int  i  =   0 ; i  <  key.Length; i ++ )
            {
                 string  ch  =  key.Substring(i, 1 );
                 int  index  =  Lcase_s.IndexOf(ch);
                 // 是否在正常下
                 if  (index  >=   0 )
                {
                     short  mykey  =  KeyboardConstaint[index];
                    Thread.Sleep( 1 );
                    SetFocus(hwnd);
                    SendKeyDown(mykey);
                    SendKeyUp(mykey);
                }
                 else
                {
                    index  =  Ucase_s.IndexOf(ch);
                     if  (index  >=   0 )
                    {

                         short  mykey  =  KeyboardConstaint[index];
                        Thread.Sleep( 1 );
                        SetFocus(hwnd);
                        SendKeyDown(VK_SHIFT);                        
                        SendKeyDown(mykey);
                        SendKeyUp(mykey);
                        SendKeyUp(VK_SHIFT);
                    }
                     else
                    {
                         return   false ;
                    }
                }

            }
             return   true ;

        }

         public   static   void  SendKeyDown( short  key)
        {
             
            Input[] input  =   new  Input[ 1 ];
            input[ 0 ].type  =  INPUT.KEYBOARD;
            input[ 0 ].ki.wVk  =  key;
            input[ 0 ].ki.time  =  GetTickCount();

             if  (SendInput(( uint )input.Length, input, Marshal.SizeOf(input[ 0 ]))  <  input.Length)
            {
                 throw   new  Win32Exception(Marshal.GetLastWin32Error());
            }
        }

         public   static   void  SendKeyUp( short  key)
        {
            Input[] input  =   new  Input[ 1 ];
            input[ 0 ].type  =  INPUT.KEYBOARD;
            input[ 0 ].ki.wVk  =  key;
            input[ 0 ].ki.dwFlags  =  KEYEVENTF_KEYUP;
            input[ 0 ].ki.time  =  GetTickCount();

             if  (SendInput(( uint )input.Length, input, Marshal.SizeOf(input[ 0 ]))  <  input.Length)
            {
                 throw   new  Win32Exception(Marshal.GetLastWin32Error());
            }
        }