Source:
#include <windows.h>
#include <shellapi.h>
#include <string>
#pragma comment(lib, "user32.lib")
#pragma comment(lib, "shell32.lib")
#define WM_TRAYICON (WM_USER + 1)
#define ID_TRAY_EXIT 1001
#define HOTKEY_ID 1
NOTIFYICONDATA nid = {};
void KillForegroundProcess() {
HWND fg = GetForegroundWindow();
if (!fg) return;
HWND desktop = GetShellWindow();
if (fg == desktop) return;
TCHAR className[256] = {};
GetClassName(fg, className, 256);
if (lstrcmp(className, TEXT("Progman")) == 0) return;
if (lstrcmp(className, TEXT("WorkerW")) == 0) return;
if (lstrcmp(className, TEXT("Shell_TrayWnd")) == 0) return;
if (lstrcmp(className, TEXT("Shell_SecondaryTrayWnd")) == 0) return;
DWORD pid = 0;
GetWindowThreadProcessId(fg, &pid);
if (!pid) return;
DWORD currentPid = GetCurrentProcessId();
if (pid == currentPid) return;
HANDLE hProc = OpenProcess(
PROCESS_QUERY_LIMITED_INFORMATION,
FALSE,
pid
);
if (!hProc) return;
TCHAR exeName[MAX_PATH] = {};
DWORD size = MAX_PATH;
QueryFullProcessImageName(hProc, 0, exeName, &size);
CloseHandle(hProc);
TCHAR* exeFile = exeName;
for (TCHAR* p = exeName; *p; p++) {
if (*p == TEXT('\\') || *p == TEXT('/')) exeFile = p + 1;
}
if (lstrcmpi(exeFile, TEXT("explorer.exe")) == 0) {
PostMessage(fg, WM_CLOSE, 0, 0);
return;
}
hProc = OpenProcess(
PROCESS_TERMINATE | SYNCHRONIZE,
FALSE,
pid
);
if (!hProc) return;
while (WaitForSingleObject(hProc, 0) == WAIT_TIMEOUT) {
TerminateProcess(hProc, 1);
Sleep(10);
}
CloseHandle(hProc);
}
void AddTrayIcon(HWND hwnd) {
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = hwnd;
nid.uID = 1;
nid.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
nid.uCallbackMessage = WM_TRAYICON;
nid.hIcon = LoadIcon(NULL, IDI_APPLICATION);
lstrcpy(nid.szTip, TEXT("Process Killer"));
Shell_NotifyIcon(NIM_ADD, &nid);
}
void RemoveTrayIcon() {
Shell_NotifyIcon(NIM_DELETE, &nid);
}
void ShowTrayMenu(HWND hwnd) {
POINT pt;
GetCursorPos(&pt);
HMENU menu = CreatePopupMenu();
AppendMenu(menu, MF_STRING, ID_TRAY_EXIT, TEXT("Çıkış"));
SetForegroundWindow(hwnd);
int cmd = TrackPopupMenu(menu, TPM_RETURNCMD | TPM_NONOTIFY,
pt.x, pt.y, 0, hwnd, NULL);
if (cmd == ID_TRAY_EXIT) {
PostQuitMessage(0);
}
DestroyMenu(menu);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
switch (msg) {
case WM_CREATE:
AddTrayIcon(hwnd);
RegisterHotKey(hwnd, HOTKEY_ID, MOD_CONTROL | MOD_ALT, VK_F4);
break;
case WM_HOTKEY:
if (wParam == HOTKEY_ID) {
KillForegroundProcess();
}
break;
case WM_TRAYICON:
if (lParam == WM_RBUTTONUP || lParam == WM_LBUTTONUP) {
ShowTrayMenu(hwnd);
}
break;
case WM_DESTROY:
UnregisterHotKey(hwnd, HOTKEY_ID);
RemoveTrayIcon();
PostQuitMessage(0);
break;
}
return DefWindowProc(hwnd, msg, wParam, lParam);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int) {
WNDCLASS wc = {};
wc.lpfnWndProc = WndProc;
wc.hInstance = hInstance;
wc.lpszClassName = TEXT("ProcessKillerClass");
RegisterClass(&wc);
HWND hwnd = CreateWindowEx(
0,
wc.lpszClassName,
TEXT("Process Killer"),
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT,
300, 200,
NULL, NULL, hInstance, NULL
);
ShowWindow(hwnd, SW_HIDE);
MSG msg;
while (GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
