文章目录
- 负责封装所有输入模拟相关方法。 class InputSimulator: def __init__(self): self.user32 = ctypes.WinDLL(‘user32’, use_last_error=True) # … 定义各种常量 … 主要方法 press_key(key_code):模拟按键按下 release_key(key_code):模拟按键释放 key_press(key_code, duration=0.1):完整按键(按下+延时+释放) click_mouse(x=None, y=None):模拟鼠标左键点击(可指定坐标) right_click_mouse(x=None, y=None):模拟鼠标右键点击(可指定坐标)
- 使用ctypes定义Windows API所需的结构体: class MOUSEINPUT(ctypes.Structure): _fields_ = ( (“dx”, wintypes.LONG), (“dy”, wintypes.LONG), (“mouseData”, wintypes.DWORD), (“dwFlags”, wintypes.DWORD), (“time”, wintypes.DWORD), (“dwExtraInfo”, ctypes.POINTER(wintypes.ULONG)) ) # 还有 KEYBDINPUT 和 INPUT 结构体
- 主程序部分演示了如何自动点击: if __name__ == “__main__”: import keyboard import random simulator = InputSimulator() print(“程序已启动,按Q键退出…”) while True: if keyboard.is_pressed(‘q’): print(“检测到Q键,程序退出”) break x = random.randint(1000, 1100) y = random.randint(700, 800) simulator.click_mouse(x, y) time.sleep(random.uniform(0.05, 0.1)) 随机生成点击坐标 按Q键可随时退出
目录
- 1. 主要功能
- 2. 代码结构
- 2.1 InputSimulator类
- 2.2 结构体定义
- 2.3 示例用法
- 3. 技术要点
- 4. 注意事项
- 5. 应用场景
本文介绍一个基于Python的Windows键盘鼠标自动化模拟器,适合自动化测试、游戏辅助等场景。代码通过ctypes调用Windows API实现底层输入模拟。
实测案例:bongo cat刷点击

模拟键盘按键(按下、释放、完整按键)
模拟鼠标点击(左键、右键,可指定坐标)
支持绝对坐标定位
可自定义点击间隔和范围
负责封装所有输入模拟相关方法。
class InputSimulator:
def __init__(self):
self.user32 = ctypes.WinDLL('user32', use_last_error=True)
# ... 定义各种常量 ...
主要方法
press_key(key_code):模拟按键按下release_key(key_code):模拟按键释放key_press(key_code, duration=0.1):完整按键(按下+延时+释放)click_mouse(x=None, y=None):模拟鼠标左键点击(可指定坐标)right_click_mouse(x=None, y=None):模拟鼠标右键点击(可指定坐标)
使用ctypes定义Windows API所需的结构体:
class MOUSEINPUT(ctypes.Structure):
_fields_ = (
("dx", wintypes.LONG),
("dy", wintypes.LONG),
("mouseData", wintypes.DWORD),
("dwFlags", wintypes.DWORD),
("time", wintypes.DWORD),
("dwExtraInfo", ctypes.POINTER(wintypes.ULONG))
)
# 还有 KEYBDINPUT 和 INPUT 结构体
主程序部分演示了如何自动点击:
if __name__ == "__main__":
import keyboard
import random
simulator = InputSimulator()
print("程序已启动,按Q键退出...")
while True:
if keyboard.is_pressed('q'):
print("检测到Q键,程序退出")
break
x = random.randint(1000, 1100)
y = random.randint(700, 800)
simulator.click_mouse(x, y)
time.sleep(random.uniform(0.05, 0.1))
- 随机生成点击坐标
- 按Q键可随时退出
ctypes调用user32.dll:实现底层输入模拟
支持绝对坐标:通过65535缩放映射屏幕坐标
结构体封装:与Windows API参数完全兼容
可扩展性强:可根据需要添加更多输入事件
仅支持Windows系统
需管理员权限
请勿在重要操作界面误用
- 自动化测试
- 游戏脚本
- 重复性办公自动化
- 系统集成测试
完整代码见下方:
import ctypes
import time
from ctypes import wintypes
class InputSimulator:
def __init__(self):
self.user32 = ctypes.WinDLL('user32', use_last_error=True)
# Windows API 常量
self.INPUT_MOUSE = 0
self.INPUT_KEYBOARD = 1
self.KEYEVENTF_KEYUP = 0x0002
self.KEYEVENTF_UNICODE = 0x0004
self.MOUSEEVENTF_LEFTDOWN = 0x0002
self.MOUSEEVENTF_LEFTUP = 0x0004
self.MOUSEEVENTF_RIGHTDOWN = 0x0008
self.MOUSEEVENTF_RIGHTUP = 0x0010
self.MOUSEEVENTF_MOVE = 0x0001
self.MOUSEEVENTF_ABSOLUTE = 0x8000
def press_key(self, key_code):
"""模拟按键按下"""
x = INPUT(type=self.INPUT_KEYBOARD,
ki=KEYBDINPUT(wVk=key_code))
self.user32.SendInput(1, ctypes.byref(x), ctypes.sizeof(x))
def release_key(self, key_code):
"""模拟按键释放"""
x = INPUT(type=self.INPUT_KEYBOARD,
ki=KEYBDINPUT(wVk=key_code,
dwFlags=self.KEYEVENTF_KEYUP))
self.user32.SendInput(1, ctypes.byref(x), ctypes.sizeof(x))
def key_press(self, key_code, duration=0.1):
"""模拟完整的按键过程"""
self.press_key(key_code)
time.sleep(duration)
self.release_key(key_code)
def click_mouse(self, x=None, y=None):
"""模拟鼠标点击
参数:
x: 鼠标x坐标(可选)
y: 鼠标y坐标(可选)
"""
if x is not None and y is not None:
screen_width = self.user32.GetSystemMetrics(0)
screen_height = self.user32.GetSystemMetrics(1)
x = int(x * 65535 / screen_width)
y = int(y * 65535 / screen_height)
move = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dx=x, dy=y,
dwFlags=self.MOUSEEVENTF_MOVE | self.MOUSEEVENTF_ABSOLUTE))
self.user32.SendInput(1, ctypes.byref(move), ctypes.sizeof(move))
time.sleep(0.1)
down = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dwFlags=self.MOUSEEVENTF_LEFTDOWN))
self.user32.SendInput(1, ctypes.byref(down), ctypes.sizeof(down))
time.sleep(0.1)
up = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dwFlags=self.MOUSEEVENTF_LEFTUP))
self.user32.SendInput(1, ctypes.byref(up), ctypes.sizeof(up))
def right_click_mouse(self, x=None, y=None):
"""模拟鼠标右键点击"""
if x is not None and y is not None:
screen_width = self.user32.GetSystemMetrics(0)
screen_height = self.user32.GetSystemMetrics(1)
x = int(x * 65535 / screen_width)
y = int(y * 65535 / screen_height)
move = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dx=x, dy=y,
dwFlags=self.MOUSEEVENTF_MOVE | self.MOUSEEVENTF_ABSOLUTE))
self.user32.SendInput(1, ctypes.byref(move), ctypes.sizeof(move))
time.sleep(0.1)
down = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dwFlags=self.MOUSEEVENTF_RIGHTDOWN))
self.user32.SendInput(1, ctypes.byref(down), ctypes.sizeof(down))
time.sleep(0.1)
up = INPUT(type=self.INPUT_MOUSE,
mi=MOUSEINPUT(dwFlags=self.MOUSEEVENTF_RIGHTUP))
self.user32.SendInput(1, ctypes.byref(up), ctypes.sizeof(up))
# 保持原有的结构体定义
class MOUSEINPUT(ctypes.Structure):
_fields_ = (
("dx", wintypes.LONG),
("dy", wintypes.LONG),
("mouseData", wintypes.DWORD),
("dwFlags", wintypes.DWORD),
("time", wintypes.DWORD),
("dwExtraInfo", ctypes.POINTER(wintypes.ULONG))
)
class KEYBDINPUT(ctypes.Structure):
_fields_ = (
("wVk", wintypes.WORD),
("wScan", wintypes.WORD),
("dwFlags", wintypes.DWORD),
("time", wintypes.DWORD),
("dwExtraInfo", ctypes.POINTER(wintypes.ULONG))
)
class INPUT(ctypes.Structure):
class _INPUT(ctypes.Union):
_fields_ = (
("mi", MOUSEINPUT),
("ki", KEYBDINPUT)
)
_anonymous_ = ("_input",)
_fields_ = (
("type", wintypes.DWORD),
("_input", _INPUT)
)
# 使用示例
if __name__ == "__main__":
"""
# 创建模拟器实例
simulator = InputSimulator()
# 示例:模拟按下A键
simulator.key_press(0x41)
# 示例:模拟鼠标点击
simulator.click_mouse()
# 示例:在指定位置右键点击
simulator.right_click_mouse(100, 100)
"""
import keyboard
import random
simulator = InputSimulator()
print("程序已启动,按Q键退出...")
while True:
if keyboard.is_pressed('q'):
print("检测到Q键,程序退出")
break
# 随机坐标(在1000-1100和700-800范围内)
x = random.randint(1000, 1100)
y = random.randint(700, 800)
# # 模拟鼠标右键点击
# simulator.right_click_mouse(x, y)
# time.sleep(random.uniform(0.05, 0.1))
# 模拟鼠标左键点击
simulator.click_mouse(x, y)
time.sleep(random.uniform(0.05, 0.1))
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