如何使用 Python 生成键盘事件
Python 提供了各种模拟键盘事件的技术,使您能够以编程方式与计算机的键盘操作进行交互.
模拟击键
对于直接的跨平台方法,请考虑使用 ctypes 库,它允许您与 Windows 交互API:
示例:
<code class="python">import ctypes from ctypes import wintypes import time user32 = ctypes.WinDLL('user32', use_last_error=True) VK_A = 0x41 # Virtual key code for 'A' KEYEVENTF_KEYUP = 0x0002 # Key event flag for key release class KEYBDINPUT(ctypes.Structure): _fields_ = (("wVk", wintypes.WORD), ("wScan", wintypes.WORD), ("dwFlags", wintypes.DWORD), ("time", wintypes.DWORD), ("dwExtraInfo", wintypes.ULONG_PTR)) def press_key(key_code): key_input = KEYBDINPUT(wVk=key_code) user32.SendInput(1, ctypes.byref(key_input), ctypes.sizeof(key_input)) def release_key(key_code): key_input = KEYBDINPUT(wVk=key_code, dwFlags=KEYEVENTF_KEYUP) user32.SendInput(1, ctypes.byref(key_input), ctypes.sizeof(key_input)) # Press and release the 'A' key press_key(VK_A) time.sleep(1) release_key(VK_A)</code>
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