Add a minimal launcher for novelWriter on Windows

launcher/windows/CMakeLists.txt

@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.14)
+
+project(novelWriter LANGUAGES CXX)
+
+add_executable(novelWriter main.cpp launcher.rc)

launcher/windows/launcher.rc

@@ -0,0 +1 @@
+IDI_ICON1 ICON DISCARDABLE "novelwriter.ico"

launcher/windows/main.cpp

@@ -0,0 +1,30 @@
+#include <windows.h>
+#include <stdio.h>
+#include <tchar.h>
+#include <iostream>
+
+void _tmain( int argc, TCHAR *argv[] ) {
+    STARTUPINFO si;
+    PROCESS_INFORMATION pi;
+
+    ZeroMemory(&si, sizeof(si));
+    si.cb = sizeof(si);
+    ZeroMemory(&pi, sizeof(pi));
+
+    TCHAR fileName[MAX_PATH];
+    auto pathlen = GetModuleFileName(NULL, fileName, MAX_PATH);
+    fileName[pathlen - 15] = 0;
+    SetCurrentDirectory(fileName);
+    std::cout << "WorkDir: " << fileName << std::endl;
+
+    TCHAR cmd[MAX_PATH] = "pythonw.exe novelWriter.pyw";
+    if (argc > 1) {
+        _tcscat_s(cmd, TEXT(" "));
+        _tcscat_s(cmd, argv[1]);
+    }
+    std::cout << "Command: " << cmd << std::endl;
+
+    CreateProcess(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
+
+    return;
+}