Re: propsheet: run our own message loop for modal propsheets

[Robert Shearman]

Huw D M Davies wrote:
> Huw Davies <huw(a)codeweavers.com>
>        For modal propsheets we should run our own message loop rather than
>        use a modal dialogbox just like Windows does.  This helps apps that
>        subclass the propsheet's wndproc.

> +static INT do_loop(PropSheetInfo *psInfo)
> +{
> +    MSG msg;
> +    INT ret = 0;
> +    HWND hwnd = psInfo->hwnd;
> +
> +    while(IsWindow(hwnd) && !psInfo->ended && (ret = GetMessageW(&msg, NULL, 0, 0)))
> +    {
> +        if(ret == -1)
> +            break;
> +
> +        if(!IsDialogMessageW(hwnd, &msg))
> +        {
> +            TranslateMessage(&msg);
> +            DispatchMessageW(&msg);
> +        }
> +    }
> +    if(ret == 0) ret = -1;
> +
> +    DestroyWindow(hwnd);
> +    return ret;
> +}

If you get a WM_QUIT message while in the loop, then you have to repost 
it so that the application sees it and shuts down properly.

-- 
Rob Shearman