Clipboard Typer

#include <iostream>
#include <sstream>
#define WINVER 0x0601
#include <windows.h>
using namespace std;

/*
1. copy some text
2. enter any character and press enter
3. after 1.5 seconds it will type it
*/


INPUT ip;
HKL kbl;

inline short getVKCode(char ch) {
    return VkKeyScanExA(ch, kbl);
}

string getClipboard() {
    HANDLE h;
    if (!OpenClipboard(NULL)) return "";
    h = GetClipboardData(CF_TEXT);
    return string((char *)h);
}

void keyDown(short c) {
    ip.ki.wVk = c;
    ip.ki.dwFlags = 0; //keydown
    SendInput(1, &ip, sizeof(INPUT));
}

void keyUp(short c) {
    ip.ki.wVk = c;
    ip.ki.dwFlags = KEYEVENTF_KEYUP;
    SendInput(1, &ip, sizeof(INPUT));
}

int main() {

    bool useshift[200] = {};
    {
        string s = "ABCDEFGHIJKLMNOPQRSTUVWXYZ<>:\"{}()!@#$%^&*_+~";
        for (char ch : s) {
            useshift[(int)ch] = 1;
        }
    }

    kbl = GetKeyboardLayout(0);
    ip.type = INPUT_KEYBOARD;
    ip.ki.wScan = 0;
    ip.ki.time = 0;
    ip.ki.dwExtraInfo = 0;

    while (1) {
        string waitstr;
        getline(cin, waitstr);
        string towrite = getClipboard();
        Sleep(1500);
        for (int i = 0; i < (int)towrite.length(); ++i) {
            char ch = towrite[i];
            if (useshift[(int)ch]) {
                keyDown(0x10);
                Sleep(1);
            }
            keyDown(getVKCode(ch));
            Sleep(5);
            keyUp(getVKCode(ch));
            Sleep(5);
            if (useshift[(int)ch]) {
                keyUp(0x10);
                Sleep(1);
            }
        }
    }
}