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#include "Windows.h"
#include "Richedit.h"
#include "Version.h"
#include <cassert>
#include <iostream>
#include <string>
#include <thread>
#include "Memory.h"
#include "Random.h"
#include "Randomizer.h"
// Heartbeat is defined to 0x401 by Memory.h
#define RANDOMIZE_READY 0x402
#define RANDOMIZING 0403
#define RANDOMIZE_DONE 0x404
#define RANDOMIZE_CHALLENGE_DONE 0x405
#define CHALLENGE_ONLY 0x406
// Globals
HWND g_hwnd;
HWND g_seed;
HWND g_randomizerStatus;
HINSTANCE g_hInstance;
auto g_witnessProc = std::make_shared<Memory>(L"witness64_d3d11.exe");
std::shared_ptr<Randomizer> g_randomizer;
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) {
if (message == WM_DESTROY) {
PostQuitMessage(0);
} else if (message == WM_COMMAND || message == WM_TIMER) {
switch (LOWORD(wParam)) {
case HEARTBEAT:
switch ((ProcStatus)lParam) {
case ProcStatus::NotRunning:
// Shut down randomizer, wait for startup
if (g_randomizer) {
g_randomizer = nullptr;
EnableWindow(g_randomizerStatus, FALSE);
}
break;
case ProcStatus::Running:
if (!g_randomizer) {
g_randomizer = std::make_shared<Randomizer>(g_witnessProc);
PostMessage(g_hwnd, WM_COMMAND, RANDOMIZE_READY, NULL);
}
break;
case ProcStatus::NewGame: // This status will fire only once per new game
SetWindowText(g_seed, L"");
PostMessage(g_hwnd, WM_COMMAND, RANDOMIZE_READY, NULL);
break;
}
break;
case RANDOMIZE_READY:
EnableWindow(g_randomizerStatus, TRUE);
if (IsDlgButtonChecked(hwnd, CHALLENGE_ONLY)) {
SetWindowText(g_randomizerStatus, L"Randomize Challenge");
} else {
SetWindowText(g_randomizerStatus, L"Randomize");
}
break;
case RANDOMIZING:
if (!g_randomizer) {
assert(false);
break;
}
EnableWindow(g_randomizerStatus, FALSE);
{
int seed = 0;
std::wstring text(128, L'\0');
int size = GetWindowText(g_seed, text.data(), static_cast<int>(text.size()));
if (size > 0) { // Set seed
seed = _wtoi(text.c_str());
} else { // Random seed
seed = Random::RandInt(0, 999999);
SetWindowText(g_seed, std::to_wstring(seed).c_str());
RedrawWindow(g_seed, NULL, NULL, RDW_UPDATENOW);
}
Random::SetSeed(seed);
std::thread([hwnd]{
if (IsDlgButtonChecked(hwnd, CHALLENGE_ONLY)) {
SetWindowText(g_randomizerStatus, L"Randomizing Challenge...");
g_randomizer->RandomizeChallenge();
PostMessage(g_hwnd, WM_COMMAND, RANDOMIZE_CHALLENGE_DONE, NULL);
} else {
SetWindowText(g_randomizerStatus, L"Randomizing...");
g_randomizer->Randomize();
PostMessage(g_hwnd, WM_COMMAND, RANDOMIZE_DONE, NULL);
}
}).detach();
}
break;
case RANDOMIZE_DONE:
EnableWindow(g_randomizerStatus, FALSE);
SetWindowText(g_randomizerStatus, L"Randomized!");
break;
case RANDOMIZE_CHALLENGE_DONE:
EnableWindow(g_randomizerStatus, FALSE);
SetWindowText(g_randomizerStatus, L"Randomized Challenge!");
break;
case CHALLENGE_ONLY:
CheckDlgButton(hwnd, CHALLENGE_ONLY, !IsDlgButtonChecked(hwnd, CHALLENGE_ONLY));
if (IsWindowEnabled(g_randomizerStatus)) {
PostMessage(g_hwnd, WM_COMMAND, RANDOMIZE_READY, NULL);
}
break;
}
}
return DefWindowProc(hwnd, message, wParam, lParam);
}
HWND CreateLabel(int x, int y, int width, LPCWSTR text) {
return CreateWindow(L"STATIC", text,
WS_TABSTOP | WS_VISIBLE | WS_CHILD | SS_LEFT,
x, y, width, 16, g_hwnd, NULL, g_hInstance, NULL);
}
HWND CreateText(int x, int y, int width, LPCWSTR defaultText = L"") {
return CreateWindow(MSFTEDIT_CLASS, defaultText,
WS_TABSTOP | WS_VISIBLE | WS_CHILD | WS_BORDER,
x, y, width, 26, g_hwnd, NULL, g_hInstance, NULL);
}
#pragma warning(push)
#pragma warning(disable: 4312)
HWND CreateButton(int x, int y, int width, LPCWSTR text, int message) {
return CreateWindow(L"BUTTON", text,
WS_TABSTOP | WS_VISIBLE | WS_CHILD | BS_DEFPUSHBUTTON,
x, y, width, 26, g_hwnd, (HMENU)message, g_hInstance, NULL);
}
HWND CreateCheckbox(int x, int y, int message) {
return CreateWindow(L"BUTTON", L"",
WS_VISIBLE | WS_CHILD | BS_CHECKBOX,
x, y, 12, 12, g_hwnd, (HMENU)message, g_hInstance, NULL);
}
#pragma warning(pop)
int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow) {
LoadLibrary(L"Msftedit.dll");
WNDCLASSW wndClass = {
CS_HREDRAW | CS_VREDRAW,
WndProc,
0,
0,
hInstance,
NULL,
LoadCursor(nullptr, IDC_ARROW),
(HBRUSH)(COLOR_WINDOW+1),
WINDOW_CLASS,
WINDOW_CLASS,
};
RegisterClassW(&wndClass);
g_hInstance = hInstance;
RECT rect;
GetClientRect(GetDesktopWindow(), &rect);
g_hwnd = CreateWindow(WINDOW_CLASS, PRODUCT_NAME, WS_OVERLAPPEDWINDOW,
rect.right - 550, 200, 500, 500, nullptr, nullptr, hInstance, nullptr);
CreateLabel(390, 15, 90, L"Version: " VERSION_STR);
g_seed = CreateText(10, 10, 100);
g_randomizerStatus = CreateButton(120, 10, 180, L"Randomize", RANDOMIZING);
EnableWindow(g_randomizerStatus, FALSE);
CreateCheckbox(10, 300, CHALLENGE_ONLY);
CreateLabel(30, 300, 200, L"Randomize the challenge only");
EnableWindow(g_randomizerStatus, FALSE);
g_witnessProc->StartHeartbeat(g_hwnd);
ShowWindow(g_hwnd, nCmdShow);
UpdateWindow(g_hwnd);
MSG msg;
while (GetMessage(&msg, nullptr, 0, 0) == TRUE) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return (int) msg.wParam;
}
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