如何在Win32 C++中的后台运行程序时检测KeyPress [英] How to detect KeyPress while program is running in background in Win32 C++

问题描述

我有一个程序，每当我最小化它时，它就会进入系统托盘.

I got a program that whenever I minimize it, it goes to the system tray.

我想知道的是:a) 当我的程序在系统托盘中时，我怎么能检测到按键按下.b) 我怎么知道他们在键盘上按了什么，特别是功能按钮.

i want to know is this: a) how could i detect a key press while my program is in the system tray. b) how could I know what they press in the keyboard specifically the function buttons.

推荐答案

您需要使用 SetWindowsHookEx().查看 WH_KEYBOARD 和 WH_KEYBOARD_LL 钩子.

You need to set up a keyboard hook using SetWindowsHookEx(). Look at the WH_KEYBOARD and WH_KEYBOARD_LL hooks.

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