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[User32]

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- Start creeping in more Left to Right support, readying up for the next wine User32 controls port and test sync. Code is based on wine, credit them for any breakages. 8^P Our positions are off by 103 x 122 in some test cases, anyone having an idea please chime in.

svn path=/trunk/; revision=50247
This commit is contained in:
James Tabor 2010-12-31 21:10:29 +00:00
parent f9a750c9c0
commit 1f1bdb7dd4
1 changed files with 70 additions and 23 deletions
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93
reactos/dll/win32/user32/windows/winpos.c
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@ -129,25 +129,66 @@ WindowFromPoint(POINT Point)
int WINAPI
MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints)
{
PWND FromWnd, ToWnd;
PWND FromWnd = NULL, ToWnd = NULL;
BOOL mirror_from, mirror_to;
POINT Delta;
UINT i;
FromWnd = ValidateHwndOrDesk(hWndFrom);
if (!FromWnd)
return 0;
if (hWndFrom)
{
FromWnd = ValidateHwnd(hWndFrom);
if (!FromWnd)
return 0;
}
if (hWndTo)
{
ToWnd = ValidateHwnd(hWndTo);
if (!ToWnd)
return 0;
}
ToWnd = ValidateHwndOrDesk(hWndTo);
if (!ToWnd)
return 0;
/* Note: Desktop Top and Left is always 0! */
Delta.x = Delta.y = 0;
mirror_from = mirror_to = FALSE;
Delta.x = FromWnd->rcClient.left - ToWnd->rcClient.left;
Delta.y = FromWnd->rcClient.top - ToWnd->rcClient.top;
if (FromWnd && FromWnd->fnid != FNID_DESKTOP)
{
if (FromWnd->ExStyle & WS_EX_LAYOUTRTL)
{
mirror_from = TRUE;
Delta.x = FromWnd->rcClient.right - FromWnd->rcClient.left;
}
else
Delta.x = FromWnd->rcClient.left;
Delta.y = FromWnd->rcClient.top;
}
if (ToWnd && ToWnd->fnid != FNID_DESKTOP)
{
if (ToWnd->ExStyle & WS_EX_LAYOUTRTL)
{
mirror_to = TRUE;
Delta.x -= ToWnd->rcClient.right - ToWnd->rcClient.left;
}
else
Delta.x -= ToWnd->rcClient.left;
Delta.y -= ToWnd->rcClient.top;
}
if (mirror_from) Delta.x = -Delta.x;
for (i = 0; i != cPoints; i++)
{
lpPoints[i].x += Delta.x;
lpPoints[i].y += Delta.y;
if (mirror_from || mirror_to) lpPoints[i].x = -lpPoints[i].x;
}
if ((mirror_from || mirror_to) && cPoints == 2) /* special case for rectangle */
{
int tmp = lpPoints[0].x;
lpPoints[0].x = lpPoints[1].x;
lpPoints[1].x = tmp;
}
return MAKELONG(LOWORD(Delta.x), LOWORD(Delta.y));
@ -160,17 +201,20 @@ MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints)
BOOL WINAPI
ScreenToClient(HWND hWnd, LPPOINT lpPoint)
{
PWND Wnd, DesktopWnd;
PWND Wnd;
/* Note: Desktop Top and Left is always 0! */
Wnd = ValidateHwnd(hWnd);
if (!Wnd)
return FALSE;
DesktopWnd = GetThreadDesktopWnd();
lpPoint->x += DesktopWnd->rcClient.left - Wnd->rcClient.left;
lpPoint->y += DesktopWnd->rcClient.top - Wnd->rcClient.top;
if (Wnd->fnid != FNID_DESKTOP)
{
if (Wnd->ExStyle & WS_EX_LAYOUTRTL)
lpPoint->x = Wnd->rcClient.right - lpPoint->x;
else
lpPoint->x -= Wnd->rcClient.left;
lpPoint->y -= Wnd->rcClient.top;
}
return TRUE;
}
@ -181,17 +225,20 @@ ScreenToClient(HWND hWnd, LPPOINT lpPoint)
BOOL WINAPI
ClientToScreen(HWND hWnd, LPPOINT lpPoint)
{
PWND Wnd, DesktopWnd;
PWND Wnd;
/* Note: Desktop Top and Left is always 0! */
Wnd = ValidateHwnd(hWnd);
if (!Wnd)
return FALSE;
DesktopWnd = GetThreadDesktopWnd();
lpPoint->x += Wnd->rcClient.left - DesktopWnd->rcClient.left;
lpPoint->y += Wnd->rcClient.top - DesktopWnd->rcClient.top;
if (Wnd->fnid != FNID_DESKTOP)
{
if (Wnd->ExStyle & WS_EX_LAYOUTRTL)
lpPoint->x = Wnd->rcClient.right - lpPoint->x;
else
lpPoint->x += Wnd->rcClient.left;
lpPoint->y += Wnd->rcClient.top;
}
return TRUE;
}