app: added command line handling

src/app.cpp

@@ -1,19 +1,47 @@
 #include "app.h"
 
+#include "launcher.h"
 #include "window.h"
 
 CRebuilderApp g_AppInstance;
 
 CRebuilderApp::CRebuilderApp()
 {
-
 }
 
 BOOL CRebuilderApp::InitInstance()
 {
-  m_pMainWnd = new CRebuilderWindow();
+  bool run_only = false;
-  m_pMainWnd->ShowWindow(m_nCmdShow);
-  m_pMainWnd->UpdateWindow();
 
-  return TRUE;
+  char *tokens = strtok(m_lpCmdLine, " ");
+  while (tokens) {
+    if (!strcmp(tokens, "--run") || !strcmp(tokens, "-r")) {
+      run_only = true;
+    } else if (!strcmp(tokens, "--help") || !strcmp(tokens, "-h")) {
+      ::MessageBoxA(0, "LEGO Island Rebuilder\n"
+                       "\n"
+                       "Supported arguments:\n"
+                       "\n"
+                       "--help, -h\n"
+                       "Displays this help page.\n"
+                       "\n"
+                       "--run, -r\n"
+                       "Run LEGO Island immediately with the last used configuration.",
+                    "Command Line Argument Help", 0);
+      return false;
+    }
+
+    tokens = strtok(NULL, " ");
+  }
+
+  if (!run_only) {
+    m_pMainWnd = new CRebuilderWindow();
+    m_pMainWnd->ShowWindow(m_nCmdShow);
+    m_pMainWnd->UpdateWindow();
+
+    return TRUE;
+  } else {
+    Launcher::Launch(NULL);
+    return FALSE;
+  }
 }