GetAsyncKeyState 獲取鍵盤按鍵消息

 1 #include <Windows.h>
 2 #include <iostream>
 3 using namespace std;
 4 
 5 int main()
 6 {
 7     while(true)
 8     {
 9         if(-32767 == GetAsyncKeyState('A')) //不支持大小寫識別
10         {
11             cout<<"您按下A鍵"<<endl;
12         }
13         if(-32767 == GetAsyncKeyState('B'))
14         {
15             cout<<"您按下B鍵"<<endl;
16         }
17         if(-32767 == GetAsyncKeyState(VK_RETURN))
18         {
19             cout<<"您按下回車鍵"<<endl;
20         }
21     }
22     return 0;
23 }