#include "testnative.h"

#ifdef TEST_NATIVE_WIN32

static void *CreateWindowWin32(int w, int h);
static void DestroyWindowWin32(void *window);

NativeWindowFactory Win32WindowFactory = {
    "win32",
    CreateWindowWin32,
    DestroyWindowWin32
};

LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    switch(msg)
    {
        case WM_CLOSE:
            DestroyWindow(hwnd);
        break;
        case WM_DESTROY:
            PostQuitMessage(0);
        break;
        default:
            return DefWindowProc(hwnd, msg, wParam, lParam);
    }
    return 0;
}

static void *
CreateWindowWin32(int w, int h)
{
    HWND hwnd;
    WNDCLASS wc;

    wc.style         = 0;
    wc.lpfnWndProc   = WndProc;
    wc.cbClsExtra    = 0;
    wc.cbWndExtra    = 0;
    wc.hInstance     = GetModuleHandle(NULL);
    wc.hIcon         = LoadIcon(NULL, IDI_APPLICATION);
    wc.hCursor       = LoadCursor(NULL, IDC_ARROW);
    wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
    wc.lpszMenuName  = NULL;
    wc.lpszClassName = "SDL Test";

    if(!RegisterClass(&wc))
    {
        MessageBox(NULL, "Window Registration Failed!", "Error!",
            MB_ICONEXCLAMATION | MB_OK);
        return 0;
    }

    hwnd = CreateWindow("SDL Test", "", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, w, h, NULL, NULL, GetModuleHandle(NULL), NULL);
    if(hwnd == NULL)
    {
        MessageBox(NULL, "Window Creation Failed!", "Error!",
            MB_ICONEXCLAMATION | MB_OK);
        return 0;
    }

    ShowWindow(hwnd, SW_SHOW);

    return hwnd;
}

static void
DestroyWindowWin32(void *window)
{
    DestroyWindow((HWND)window);
}

#endif