msg.c

winNT技术操作系统,国外开放的原代码和LIUX一样

static const struct message WmEnableWindowSeq_2[] =
{
    { EVENT_OBJECT_STATECHANGE, winevent_hook|wparam|lparam, 0, 0 },
    { WM_ENABLE, sent|wparam|lparam, TRUE, 0 },
    { 0 }
};

static const struct message WmGetScrollRangeSeq[] =
{
    { SBM_GETRANGE, sent },
    { 0 }
};
static const struct message WmGetScrollInfoSeq[] =
{
    { SBM_GETSCROLLINFO, sent },
    { 0 }
};
static const struct message WmSetScrollRangeSeq[] =
{
    /* MSDN claims that Windows sends SBM_SETRANGE message, but win2k SP4
       sends SBM_SETSCROLLINFO.
     */
    { SBM_SETSCROLLINFO, sent },
    { 0 }
};
/* SetScrollRange for a window without a non-client area */
static const struct message WmSetScrollRangeHSeq_empty[] =
{
    { EVENT_OBJECT_VALUECHANGE, winevent_hook|wparam|lparam, OBJID_HSCROLL, 0 },
    { 0 }
};
static const struct message WmSetScrollRangeVSeq_empty[] =
{
    { EVENT_OBJECT_VALUECHANGE, winevent_hook|wparam|lparam, OBJID_VSCROLL, 0 },
    { 0 }
};
static const struct message WmSetScrollRangeHVSeq[] =
{
    { WM_WINDOWPOSCHANGING, sent|wparam, SWP_FRAMECHANGED|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER },
    { WM_NCCALCSIZE, sent|wparam, 1 },
    { WM_GETTEXT, sent|defwinproc|optional },
    { WM_ERASEBKGND, sent|optional },
    { WM_WINDOWPOSCHANGED, sent|wparam, SWP_FRAMECHANGED|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_NOCLIENTSIZE|SWP_NOCLIENTMOVE },
    { EVENT_OBJECT_LOCATIONCHANGE, winevent_hook|wparam|lparam, 0, 0 },
    { EVENT_OBJECT_VALUECHANGE, winevent_hook|lparam|optional, 0/*OBJID_HSCROLL or OBJID_VSCROLL*/, 0 },
    { 0 }
};
/* SetScrollRange for a window with a non-client area */
static const struct message WmSetScrollRangeHV_NC_Seq[] =
{
    { WM_WINDOWPOSCHANGING, sent, /*|wparam, SWP_FRAMECHANGED|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER*/ },
    { WM_NCCALCSIZE, sent|wparam, 1 },
    { EVENT_OBJECT_REORDER, winevent_hook|wparam|lparam, 0, 0 },
    { WM_NCPAINT, sent|optional },
    { WM_GETTEXT, sent|defwinproc|optional },
    { WM_GETTEXT, sent|defwinproc|optional },
    { WM_ERASEBKGND, sent|optional },
    { WM_CTLCOLORDLG, sent|defwinproc|optional }, /* sent to a parent of the dialog */
    { WM_WINDOWPOSCHANGED, sent, /*|wparam, SWP_FRAMECHANGED|SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|0x1000*/ },
    { WM_SIZE, sent|defwinproc },
    { EVENT_OBJECT_LOCATIONCHANGE, winevent_hook|wparam|lparam, 0, 0 },
    { EVENT_OBJECT_VALUECHANGE, winevent_hook|lparam|optional, 0/*OBJID_HSCROLL or OBJID_VSCROLL*/, 0 },
    { WM_GETTEXT, sent|optional },
    { WM_GETTEXT, sent|optional },
    { WM_GETTEXT, sent|optional },
    { WM_GETTEXT, sent|optional },
    { 0 }
};
/* test if we receive the right sequence of messages */
/* after calling ShowWindow( SW_SHOWNA) */
static const struct message WmSHOWNAChildInvisParInvis[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { 0 }
};
static const struct message WmSHOWNAChildVisParInvis[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { 0 }
};
static const struct message WmSHOWNAChildVisParVis[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { WM_WINDOWPOSCHANGING, sent|wparam, SWP_SHOWWINDOW|SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE|SWP_NOZORDER },
    { 0 }
};
static const struct message WmSHOWNAChildInvisParVis[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { WM_WINDOWPOSCHANGING, sent|wparam, SWP_SHOWWINDOW|SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER},
    { EVENT_OBJECT_SHOW, winevent_hook|wparam|lparam, 0, 0 },
    { WM_ERASEBKGND, sent|optional },
    { WM_WINDOWPOSCHANGED, sent|wparam, SWP_SHOWWINDOW|SWP_NOSIZE|SWP_NOMOVE|SWP_NOCLIENTSIZE|SWP_NOACTIVATE|SWP_NOZORDER|SWP_NOCLIENTMOVE },
    { 0 }
};
static const struct message WmSHOWNATopVisible[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { WM_WINDOWPOSCHANGING, sent|wparam, SWP_SHOWWINDOW|SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE },
    { 0 }
};
static const struct message WmSHOWNATopInvisible[] = {
    { WM_SHOWWINDOW, sent|wparam, 1 },
    { WM_WINDOWPOSCHANGING, sent|wparam, SWP_SHOWWINDOW|SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOMOVE },
    { EVENT_OBJECT_SHOW, winevent_hook|wparam|lparam, 0, 0 },
    { WM_NCPAINT, sent|wparam, 1 },
    { WM_GETTEXT, sent|defwinproc|optional },
    { WM_ERASEBKGND, sent|optional },
    { WM_WINDOWPOSCHANGED, sent|wparam, SWP_SHOWWINDOW|SWP_NOACTIVATE|SWP_NOZORDER|SWP_NOSIZE|SWP_NOMOVE|SWP_NOCLIENTSIZE|SWP_NOCLIENTMOVE },
    { WM_NCCALCSIZE, sent|wparam|optional, 1 },
    { WM_NCPAINT, sent|wparam|optional, 1 },
    { WM_ERASEBKGND, sent|optional },
    { EVENT_OBJECT_LOCATIONCHANGE, winevent_hook|wparam|lparam, 0, 0 },
    { WM_SIZE, sent },
    { WM_MOVE, sent },
    { 0 }
};

static int after_end_dialog;
static int sequence_cnt, sequence_size;
static struct message* sequence;
static int log_all_parent_messages;

static void add_message(const struct message *msg)
{
    if (!sequence) 
    {
	sequence_size = 10;
	sequence = HeapAlloc( GetProcessHeap(), 0, sequence_size * sizeof (struct message) );
    }
    if (sequence_cnt == sequence_size) 
    {
	sequence_size *= 2;
	sequence = HeapReAlloc( GetProcessHeap(), 0, sequence, sequence_size * sizeof (struct message) );
    }
    assert(sequence);

    sequence[sequence_cnt].message = msg->message;
    sequence[sequence_cnt].flags = msg->flags;
    sequence[sequence_cnt].wParam = msg->wParam;
    sequence[sequence_cnt].lParam = msg->lParam;

    sequence_cnt++;
}

/* try to make sure pending X events have been processed before continuing */
static void flush_events(void)
{
    MSG msg;
    int diff = 100;
    DWORD time = GetTickCount() + diff;

    while (diff > 0)
    {
        MsgWaitForMultipleObjects( 0, NULL, FALSE, diff, QS_ALLINPUT );
        while (PeekMessage( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessage( &msg );
        diff = time - GetTickCount();
    }
}

static void flush_sequence(void)
{
    HeapFree(GetProcessHeap(), 0, sequence);
    sequence = 0;
    sequence_cnt = sequence_size = 0;
}

#define ok_sequence( exp, contx, todo) \
        ok_sequence_( (exp), (contx), (todo), __FILE__, __LINE__)


static void ok_sequence_(const struct message *expected, const char *context, int todo,
        const char *file, int line)
{
    static const struct message end_of_sequence = { 0, 0, 0, 0 };
    const struct message *actual;
    int failcount = 0;
    
    add_message(&end_of_sequence);

    actual = sequence;

    while (expected->message && actual->message)
    {
	trace_( file, line)("expected %04x - actual %04x\n", expected->message, actual->message);

	if (expected->message == actual->message)
	{
	    if (expected->flags & wparam)
	    {
		if (expected->wParam != actual->wParam && todo)
		{
		    todo_wine {
                        failcount ++;
                        ok_( file, line) (FALSE,
			    "%s: in msg 0x%04x expecting wParam 0x%x got 0x%x\n",
			    context, expected->message, expected->wParam, actual->wParam);
		    }
		}
		else
		ok_( file, line) (expected->wParam == actual->wParam,
		     "%s: in msg 0x%04x expecting wParam 0x%x got 0x%x\n",
		     context, expected->message, expected->wParam, actual->wParam);
	    }
	    if (expected->flags & lparam)
		 ok_( file, line) (expected->lParam == actual->lParam,
		     "%s: in msg 0x%04x expecting lParam 0x%lx got 0x%lx\n",
		     context, expected->message, expected->lParam, actual->lParam);
	    ok_( file, line) ((expected->flags & defwinproc) == (actual->flags & defwinproc),
		"%s: the msg 0x%04x should %shave been sent by DefWindowProc\n",
		context, expected->message, (expected->flags & defwinproc) ? "" : "NOT ");
	    ok_( file, line) ((expected->flags & beginpaint) == (actual->flags & beginpaint),
		"%s: the msg 0x%04x should %shave been sent by BeginPaint\n",
		context, expected->message, (expected->flags & beginpaint) ? "" : "NOT ");
	    ok_( file, line) ((expected->flags & (sent|posted)) == (actual->flags & (sent|posted)),
		"%s: the msg 0x%04x should have been %s\n",
		context, expected->message, (expected->flags & posted) ? "posted" : "sent");
	    ok_( file, line) ((expected->flags & parent) == (actual->flags & parent),
		"%s: the msg 0x%04x was expected in %s\n",
		context, expected->message, (expected->flags & parent) ? "parent" : "child");
	    ok_( file, line) ((expected->flags & hook) == (actual->flags & hook),
		"%s: the msg 0x%04x should have been sent by a hook\n",
		context, expected->message);
	    ok_( file, line) ((expected->flags & winevent_hook) == (actual->flags & winevent_hook),
		"%s: the msg 0x%04x should have been sent by a winevent hook\n",
		context, expected->message);
	    expected++;
	    actual++;
	}
	/* silently drop winevent messages if there is no support for them */
	else if ((expected->flags & optional) || ((expected->flags & winevent_hook) && !hEvent_hook))
	    expected++;
	else if (todo)
	{
            failcount++;
            todo_wine {
                ok_( file, line) (FALSE, "%s: the msg 0x%04x was expected, but got msg 0x%04x instead\n",
                    context, expected->message, actual->message);
            }
            flush_sequence();
            return;
        }
        else
        {
            ok_( file, line) (FALSE, "%s: the msg 0x%04x was expected, but got msg 0x%04x instead\n",
                context, expected->message, actual->message);
            expected++;
            actual++;
        }
    }

    /* skip all optional trailing messages */
    while (expected->message && ((expected->flags & optional) ||
	    ((expected->flags & winevent_hook) && !hEvent_hook)))
	expected++;

    if (todo)
    {
        todo_wine {
            if (expected->message || actual->message) {
                failcount++;
                ok_( file, line) (FALSE, "%s: the msg sequence is not complete: expected %04x - actual %04x\n",
                    context, expected->message, actual->message);
            }
        }
    }
    else
    {
        if (expected->message || actual->message)
            ok_( file, line) (FALSE, "%s: the msg sequence is not complete: expected %04x - actual %04x\n",
                context, expected->message, actual->message);
    }
    if( todo && !failcount) /* succeeded yet marked todo */
        todo_wine {
            ok_( file, line)( TRUE, "%s: marked \"todo_wine\" but succeeds\n", context);
        }

    flush_sequence();
}

/******************************** MDI test **********************************/

/* CreateWindow for MDI frame window, initially visible */
static const struct message WmCreateMDIframeSeq[] = {
    { HCBT_CREATEWND, hook },
    { WM_GETMINMAXINFO, sent },
    { WM_NCCREATE, sent },
    { WM_NCCALCSIZ