split wndproc into its own file

progmgr/wndproc.c

@@ -0,0 +1,71 @@
+/* * * * * * * *\
+	WNDPROC.C -
+		Copyright (c) 2023 freedom7341, Freedom Desktop
+	DESCRIPTION -
+		Program Manager's window procedure.
+	LICENSE INFORMATION -
+		MIT License, see LICENSE.txt in the root folder
+\* * * * * * * */
+
+/* Headers */
+#include "progmgr.h"
+#include "resource.h"
+#include "registry.h"
+// #define WIN32_LEAN_AND_MEAN
+#include <Windows.h>
+
+/* Functions */
+
+/* * * *\
+	WndProc -
+		Program Manager's window procedure.
+	RETURNS -
+		Zero if nothing, otherwise returns the good stuff.
+\* * * */
+LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
+{
+
+	switch (message)
+	{
+	case WM_CREATE:
+	{
+		RECT rc;
+		CLIENTCREATESTRUCT ccs;
+
+		hwndProgMgr = hWnd;
+
+		// ccs.hWindowMenu = GetSubMenu(GetMenu(hWnd), IDM_WINDOW);
+		// ccs.idFirstChild = IDM_CHILDSTART;
+
+		GetClientRect(hwndProgMgr, &rc);
+
+		hwndMDIClient = CreateWindow(TEXT("MDIClient"),
+			NULL,
+			WS_CLIPCHILDREN | WS_CHILD | WS_VSCROLL | WS_HSCROLL | WS_BORDER,
+			rc.left - 1, rc.top - 1,
+			rc.right + 2, rc.bottom + 2,
+			hWnd, (HMENU)1, hAppInstance,
+			(LPTSTR)&ccs);
+		if (!hwndMDIClient) {
+			return -1;
+		}
+
+		break;
+	}
+	//case WM_SYSCOMMAND:
+	//{
+		// if (wParam == IDM_TASKMGR) {
+		//ShellExecute(hwndProgMgr, &TEXT("OPEN\0"), &TEXT("TASKMGR.EXE\0"), NULL, NULL, SW_NORMAL);
+			// break;
+		// }
+		//break;
+	//}
+	case WM_CLOSE:
+		PostQuitMessage(0);
+		break;
+	default:
+		return DefWindowProc(hWnd, message, wParam, lParam);
+	}
+	return 0;
+
+}