BOOL _HasCaptionIcon(PWND pwnd)
{
HICON hIcon;
PCLS pcls;
if (TestWF(pwnd, WEFTOOLWINDOW))
// it's a tool window -- it doesn't get an icon
return(FALSE);
if ((TestWF(pwnd, WFBORDERMASK) != (BYTE)LOBYTE(WFDLGFRAME)) &&
!TestWF(pwnd, WEFDLGMODALFRAME))
// they are not trying to look like a dialog, they get an icon
return TRUE;
if (!TestWF(pwnd, WFWIN40COMPAT) &&
(((PCLS)REBASEALWAYS(pwnd, pcls))->atomClassName == (ATOM)DIALOGCLASS))
// it's an older REAL dialog -- it doesn't get an icon
return(FALSE);
hIcon = (HICON) _GetProp(pwnd, MAKEINTATOM(gpsi->atomIconSmProp), TRUE);
if (hIcon) {
// it's a 4.0 dialog with a small icon -- if that small icon is
// something other than the generic small windows icon, it gets an icon
return(hIcon != gpsi->hIconSmWindows);
}
hIcon = (HICON) _GetProp(pwnd, MAKEINTATOM(gpsi->atomIconProp), TRUE);
if (hIcon && (hIcon != gpsi->hIcoWindows))
// it's a 4.0 dialog with no small icon, but instead a large icon
// that's not the generic windows icon -- it gets an icon
return(TRUE);
pcls = REBASEALWAYS(pwnd, pcls);
if (pcls->spicnSm) {
if (pcls->spicnSm != HMObjectFromHandle(gpsi->hIconSmWindows)) {
// it's a 4.0 dialog with a class icon that's not the generic windows
// icon -- it gets an icon
return(TRUE);
}
}
// it's a 4.0 dialog with no small or large icon -- it doesn't get an icon
return(FALSE);
}
VOID xxxRecreateSmallIcons(PWND pwnd)
{
BOOL fSmQueryDrag;
CheckLock(pwnd);
if (DestroyClassSmIcon(pwnd->pcls))
xxxCreateClassSmIcon(pwnd->pcls);
fSmQueryDrag = (TestWF(pwnd, WFSMQUERYDRAGICON) != 0);
if (DestroyWindowSmIcon(pwnd) && !fSmQueryDrag)
xxxCreateWindowSmIcon(pwnd, (HICON)_GetProp(pwnd, MAKEINTATOM(gpsi->atomIconProp), PROPF_INTERNAL), TRUE);
}
DWORD GetContextHelpId(
PWND pwnd)
{
DWORD dwContextId;
while (!(dwContextId = (DWORD)_GetProp(pwnd,
MAKEINTATOM(gpsi->atomContextHelpIdProp), PROPF_INTERNAL))) {
pwnd = (TestwndChild(pwnd) ?
REBASEPWND(pwnd, spwndParent) :
REBASEPWND(pwnd, spwndOwner));
if (!pwnd || (GETFNID(pwnd) == FNID_DESKTOP))
break;
}
return dwContextId;
}
/*
* Modal loop for when the user has selected the help icon from the titlebar
*
*/
VOID xxxHelpLoop(PWND pwnd)
{
HWND hwndChild;
PWND pwndChild;
PWND pwndControl;
MSG msg;
RECT rc;
int cBorders;
PTHREADINFO ptiCurrent = PtiCurrent();
DLGENUMDATA DlgEnumData;
TL tlpwndChild;
CheckLock(pwnd);
UserAssert(IsWinEventNotifyDeferredOK());
if (FWINABLE()) {
xxxWindowEvent(EVENT_SYSTEM_CONTEXTHELPSTART, pwnd, OBJID_WINDOW,
INDEXID_CONTAINER, 0);
}
zzzSetCursor(SYSCUR(HELP));
xxxCapture(ptiCurrent, pwnd, SCREEN_CAPTURE);
cBorders = GetWindowBorders(pwnd->style, pwnd->ExStyle, TRUE, FALSE);
CopyInflateRect(&rc, &pwnd->rcWindow, -cBorders * SYSMET(CXBORDER), -cBorders * SYSMET(CYBORDER));
while (ptiCurrent->pq->spwndCapture == pwnd) {
if (!xxxPeekMessage(&msg, NULL, 0, 0, PM_NOYIELD | PM_NOREMOVE)) {
xxxWaitMessage();
continue;
}
if (msg.message == WM_NCLBUTTONDOWN) {
break;
} else if (msg.message == WM_LBUTTONDOWN) {
/*
* If user clicked outside of window client, bail out now.
*/
if (!PtInRect(&rc, msg.pt))
break;
/*
* WindowHitTest() won't return a static control's handle
*/
hwndChild = xxxWindowHitTest(pwnd, msg.pt, NULL, 0);
pwndChild = ValidateHwnd( hwndChild );
ThreadLock(pwndChild, &tlpwndChild);
if (pwndChild && FIsParentDude(pwndChild))
{
/*
* If this is a dialog class, then one of three things has
* happened:
*
* o This is a static text control
* o This is the background of the dialog box.
*
* What we do is enumerate the child windows and see if
* any of them contain the current cursor point. If they do,
* change our window handle and continue on. Otherwise,
* return doing nothing -- we don't want context-sensitive
* help for a dialog background.
*
* If this is a group box, then we might have clicked on a
* disabled control, so we enumerate child windows to see
* if we get another control.
*/
/*
* We're enumerating a dialog's children. So, if we don't
* find any matches, hwndChild will be NULL and the check
* below will drop out.
*/
DlgEnumData.pwndDialog = pwndChild;
DlgEnumData.pwndControl = NULL;
DlgEnumData.ptCurHelp = msg.pt;
xxxInternalEnumWindow(pwndChild, EnumPwndDlgChildProc, (LPARAM)&DlgEnumData, BWL_ENUMCHILDREN);
pwndControl = DlgEnumData.pwndControl;
} else {
pwndControl = pwndChild;
}
/*
* If we click on nothing, just exit.
*/
if (pwndControl == pwnd) {
pwndControl = NULL;
}
/*
* HACK ALERT (Visual Basic 4.0) - they have their own non-window
* based controls that draw directly on the main dialog. In order
* to provide help for these controls, we pass along the WM_HELP
* message iff the main dialog has a context id assigned.
*
* If the top level window has its own context help ID,
* then pass it in the context help message.
*/
if (!pwndControl) {
if (_GetProp(pwnd, MAKEINTATOM(gpsi->atomContextHelpIdProp), TRUE))
pwndControl = pwnd;
}
if (pwndControl) {
PWND pwndSend;
int id;
TL tlpwndSend;
TL tlpwndControl;
ThreadLockAlways(pwndControl, &tlpwndControl);
zzzSetCursor(SYSCUR(ARROW));
xxxReleaseCapture();
xxxRedrawTitle(pwnd, DC_BUTTONS);
ClrWF(pwnd, WFHELPBUTTONDOWN);
xxxGetMessage(&msg, NULL, 0, 0);
if (FWINABLE()) {
xxxWindowEvent(EVENT_OBJECT_STATECHANGE, pwnd, OBJID_TITLEBAR,
INDEX_TITLEBAR_HELPBUTTON, FALSE);
xxxWindowEvent(EVENT_SYSTEM_CONTEXTHELPEND, pwnd, OBJID_WINDOW,
INDEXID_CONTAINER, FALSE);
}
/*
* Determine the ID of the control
* We used to always sign extend, but Win98 doesn't do that
* so we only sign extend 0xffff. MCostea #218711
*/
if (TestwndChild(pwndControl)) {
id = PTR_TO_ID(pwndControl->spmenu);
if (id == 0xffff) {
id = -1;
}
} else {
id = -1;
}
/*
* Disabled controls and static controls won't pass this
* on to their parent, so instead, we send the message to
* their parent.
*/
if (TestWF(pwndControl, WFDISABLED)) {
PWND pwndParent = _GetParent(pwndControl);
if (!pwndParent)
{
ThreadUnlock( &tlpwndControl );
ThreadUnlock( &tlpwndChild );
return;
}
pwndSend = pwndParent;
} else {
pwndSend = pwndControl;
}
ThreadLockAlways(pwndSend, &tlpwndSend);
xxxSendHelpMessage( pwndSend, HELPINFO_WINDOW, id,
(HANDLE)HWq(pwndControl), GetContextHelpId(pwndControl));
ThreadUnlock(&tlpwndSend);
ThreadUnlock(&tlpwndControl);
ThreadUnlock(&tlpwndChild);
return;
}
ThreadUnlock(&tlpwndChild);
break;
}
else if ((msg.message == WM_RBUTTONDOWN) ||
(msg.message == WM_MBUTTONDOWN) ||
(msg.message == WM_XBUTTONDOWN)) {
/*
* fix bug 29852; break the loop for right and middle buttons
* and pass along the messages to the control
*/
break;
}
else if (msg.message == WM_MOUSEMOVE) {
if (PtInRect(&rc, msg.pt))
zzzSetCursor(SYSCUR(HELP));
else
zzzSetCursor(SYSCUR(ARROW));
}
else if (msg.message == WM_KEYDOWN && msg.wParam == VK_ESCAPE)
{
xxxGetMessage( &msg, NULL, 0, 0 );
break;
}
xxxGetMessage(&msg, NULL, 0, 0);
xxxTranslateMessage(&msg, 0);
xxxDispatchMessage(&msg);
}
xxxReleaseCapture();
zzzSetCursor(SYSCUR(ARROW));
xxxRedrawTitle(pwnd, DC_BUTTONS);
ClrWF(pwnd, WFHELPBUTTONDOWN);
if (FWINABLE()) {
xxxWindowEvent(EVENT_OBJECT_STATECHANGE, pwnd, OBJID_TITLEBAR,
INDEX_TITLEBAR_HELPBUTTON, 0);
xxxWindowEvent(EVENT_SYSTEM_CONTEXTHELPEND, pwnd, OBJID_WINDOW,
INDEXID_CONTAINER, 0);
}
}
DWORD _GetWindowContextHelpId(PWND pWnd)
{
return (DWORD)(ULONG_PTR)_GetProp(pWnd, MAKEINTATOM(gpsi->atomContextHelpIdProp),
PROPF_INTERNAL);
}
UINT xxxArrangeIconicWindows(
PWND pwnd)
{
PBWL pbwl;
PSMWP psmwp;
PWND pwndTest, pwndSort, pwndSwitch;
HWND *phwnd, *phwndSort;
CHECKPOINT *pcp, *pcpSort;
POINT ptSort, ptSrc;
WORD nIcons = 0;
RECT rc;
POINT ptMin;
int xOrg, yOrg;
int dx, dy;
int dxSlot, dySlot;
int cIconsPerPass, iIconPass;
BOOL fHorizontal, fBreak;
TL tlpwndTest;
BOOL fHideMe;
CheckLock(pwnd);
/*
* Create a window list of all children of pwnd
*/
if ((pbwl = BuildHwndList(pwnd->spwndChild, BWL_ENUMLIST, NULL)) == NULL)
return 0;
fHideMe = IsTrayWindow(pwnd->spwndChild);
//
// Put these into local vars for efficiency (see ParkIcon())
//
dxSlot = SYSMET(CXMINSPACING);
dySlot = SYSMET(CYMINSPACING);
//
// We need to adjust the client rectangle if the parent has scrollbars.
//
GetRealClientRect(pwnd, &rc, GRC_SCROLLS);
/*
* find all icons
*/
pwndSwitch = RevalidateHwnd(ghwndSwitch);
for (phwnd = pbwl->rghwnd; *phwnd != (HWND)1; phwnd++) {
if (((pwndTest = RevalidateHwnd(*phwnd)) == NULL) ||
!TestWF(pwndTest , WFVISIBLE) ||
pwndTest == pwndSwitch ||
(pcp = (CHECKPOINT *)_GetProp(pwndTest, PROP_CHECKPOINT,
PROPF_INTERNAL)) == NULL) {
*phwnd = NULL;
continue;
}
if (!TestWF(pwndTest, WFMINIMIZED)) {
pcp->fMinInitialized = FALSE;
pcp->ptMin.x = pcp->ptMin.y = -1;
*phwnd = NULL;
continue;
}
/*
* inc count of icons
*/
nIcons++;
/*
* we will park in default position again...
*/
pcp->fDragged = FALSE;
/*
* ensure the original position is up to date
*/
pcp->ptMin.x = pwndTest->rcWindow.left - pwnd->rcClient.left;
pcp->ptMin.y = pwndTest->rcWindow.top - pwnd->rcClient.top;
// Slide into the nearest row or column
switch (SYSMET(ARRANGE) & ~ARW_HIDE) {
case ARW_TOPLEFT | ARW_RIGHT:
case ARW_TOPRIGHT | ARW_LEFT:
// Slide into top row
pcp->ptMin.y += dySlot / 2;
pcp->ptMin.y -= pcp->ptMin.y % dySlot;
break;
case ARW_TOPLEFT | ARW_DOWN:
case ARW_BOTTOMLEFT | ARW_UP:
// Slide into left column
pcp->ptMin.x += dxSlot / 2;
pcp->ptMin.x -= pcp->ptMin.x % dxSlot;
break;
case ARW_BOTTOMLEFT | ARW_RIGHT:
case ARW_BOTTOMRIGHT | ARW_LEFT:
// Slide into bottom row
pcp->ptMin.y = rc.bottom - pcp->ptMin.y;
pcp->ptMin.y += dySlot / 2;
pcp->ptMin.y -= pcp->ptMin.y % dySlot;
pcp->ptMin.y = rc.bottom - pcp->ptMin.y;
break;
case ARW_BOTTOMRIGHT | ARW_UP:
case ARW_TOPRIGHT | ARW_DOWN:
// Slide into right column
pcp->ptMin.x = rc.right - pcp->ptMin.x;
pcp->ptMin.x += dxSlot / 2;
pcp->ptMin.x -= pcp->ptMin.x % dxSlot;
pcp->ptMin.x = rc.right - pcp->ptMin.x;
break;
}
}
if (nIcons == 0) {
/*
* no icons were found... break out
*/
FreeHwndList(pbwl);
return 0;
}
if (fHideMe) {
ptMin.x = WHERE_NOONE_CAN_SEE_ME;
ptMin.y = WHERE_NOONE_CAN_SEE_ME;
goto JustParkEm;
}
//
// Get gravity && move vars
//
if (SYSMET(ARRANGE) & ARW_STARTRIGHT) {
// Starting on right side
ptMin.x = xOrg = rc.right - dxSlot;
dx = -dxSlot;
} else {
// Starting on left
ptMin.x = xOrg = rc.left + DX_GAP;
dx = dxSlot;
}
if (SYSMET(ARRANGE) & ARW_STARTTOP) {
// Starting on top
ptMin.y = yOrg = rc.top + DY_GAP;
dy = dySlot;
} else {
// Starting on bottom
ptMin.y = yOrg = rc.bottom - dySlot;
dy = -dySlot;
}
//
// Get arrange dir
//
fHorizontal = ( (SYSMET(ARRANGE) & ARW_DOWN) ? FALSE : TRUE );
iIconPass = fHorizontal ? (rc.right / dxSlot) : (rc.bottom / dySlot);
cIconsPerPass = iIconPass = max(1, iIconPass);
/*
* insertion sort of windows by y, and by x within a row.
*/
for (phwnd = pbwl->rghwnd; *phwnd != (HWND)1; phwnd++) {
/*
* Check for 0 (window was not icon) and
* Check for invalid HWND (window has been destroyed)
*/
if (*phwnd == NULL || (pwndTest = RevalidateHwnd(*phwnd)) == NULL)
continue;
pcp = (CHECKPOINT *)_GetProp(pwndTest, PROP_CHECKPOINT,
PROPF_INTERNAL);
ptSrc = pcp->ptMin;
fBreak = FALSE;
for (phwndSort = pbwl->rghwnd; phwndSort < phwnd; phwndSort++) {
if (*phwndSort == NULL ||
(pwndSort = RevalidateHwnd(*phwndSort)) == NULL)
continue;
pcpSort = (CHECKPOINT*)_GetProp(pwndSort, PROP_CHECKPOINT,
PROPF_INTERNAL);
ptSort = pcpSort->ptMin;
//
// Is this the position in which to sort this min window?
//
switch (SYSMET(ARRANGE) & ~ARW_HIDE) {
case ARW_BOTTOMLEFT | ARW_RIGHT:
// Lower left, moving horizontally
if (((ptSort.y == ptSrc.y) && (ptSort.x > ptSrc.x)) ||
(ptSort.y < ptSrc.y))
fBreak = TRUE;
break;
case ARW_BOTTOMLEFT | ARW_UP:
// Lower left, moving vertically
if (((ptSort.x == ptSrc.x) && (ptSort.y < ptSrc.y)) ||
(ptSort.x > ptSrc.x))
fBreak = TRUE;
break;
case ARW_BOTTOMRIGHT | ARW_LEFT:
// Lower right, moving horizontally
if (((ptSort.y == ptSrc.y) && (ptSort.x < ptSrc.x)) ||
(ptSort.y < ptSrc.y))
fBreak = TRUE;
break;
case ARW_BOTTOMRIGHT | ARW_UP:
// Lower right, moving vertically
if (((ptSort.x == ptSrc.x) && (ptSort.y < ptSrc.y)) ||
(ptSort.x < ptSrc.x))
fBreak = TRUE;
break;
case ARW_TOPLEFT | ARW_RIGHT:
// Top left, moving horizontally
if (((ptSort.y == ptSrc.y) && (ptSort.x > ptSrc.x)) ||
(ptSort.y > ptSrc.y))
fBreak = TRUE;
break;
case ARW_TOPLEFT | ARW_DOWN:
// Top left, moving vertically
if (((ptSort.x == ptSrc.x) && (ptSort.y > ptSrc.y)) ||
(ptSort.x > ptSrc.x))
fBreak = TRUE;
break;
case ARW_TOPRIGHT | ARW_LEFT:
// Top right, moving horizontally
if (((ptSort.y == ptSrc.y) && (ptSort.x < ptSrc.x)) ||
(ptSort.y > ptSrc.y))
fBreak = TRUE;
break;
case ARW_TOPRIGHT | ARW_DOWN:
// Top right, moving vertically
if (((ptSort.x == ptSrc.x) && (ptSort.y > ptSrc.y)) ||
(ptSort.x < ptSrc.x))
fBreak = TRUE;
break;
}
if (fBreak)
break;
}
/*
* insert the window at this position by sliding the rest up.
* LATER IanJa, use hwnd intermediate variables, avoid PW() & HW()
*/
while (phwndSort < phwnd) {
pwndSort = PW(*phwndSort);
*phwndSort = HW(pwndTest);
pwndTest = pwndSort;
phwndSort++;
}
/*
* replace the window handle in the original position
*/
*phwnd = HW(pwndTest);
}
//
// Now park the icons.
//
JustParkEm:
for (phwnd = pbwl->rghwnd; *phwnd != (HWND)1; phwnd++) {
if (*phwnd == NULL || (pwndTest = RevalidateHwnd(*phwnd)) == NULL)
continue;
if (fHideMe) {
pcp = (CHECKPOINT *)_GetProp(pwndTest, PROP_CHECKPOINT,
PROPF_INTERNAL);
if (pcp != NULL) {
pcp->fMinInitialized = TRUE;
pcp->ptMin.x = ptMin.x;
pcp->ptMin.y = ptMin.y;
}
continue;
}
pcp = (CHECKPOINT *)_GetProp(pwndTest, PROP_CHECKPOINT,
PROPF_INTERNAL);
if (pcp != NULL) {
pcp->fMinInitialized = TRUE;
pcp->ptMin.x = ptMin.x;
pcp->ptMin.y = ptMin.y;
}
// Setup to process the next position
if (--iIconPass <= 0) {
// Need to setup next pass
iIconPass = cIconsPerPass;
if (fHorizontal) {
ptMin.x = xOrg;
ptMin.y += dy;
} else {
ptMin.x += dx;
ptMin.y = yOrg;
}
} else {
// Same pass
if (fHorizontal)
ptMin.x += dx;
else
ptMin.y += dy;
}
}
psmwp = _BeginDeferWindowPos(2 * nIcons);
if (psmwp == NULL)
goto ParkExit;
for (phwnd = pbwl->rghwnd; *phwnd != (HWND)1; phwnd++) {
/*
* Check for a NULL (window has gone away)
*/
if (*phwnd == NULL || (pwndTest = RevalidateHwnd(*phwnd)) == NULL)
continue;
pcp = (CHECKPOINT *)_GetProp(pwndTest, PROP_CHECKPOINT,
PROPF_INTERNAL);
ThreadLockAlways(pwndTest, &tlpwndTest);
psmwp = _DeferWindowPos(psmwp, pwndTest, NULL,
pcp->ptMin.x, pcp->ptMin.y, rgptMinMaxWnd[MMI_MINSIZE].x, rgptMinMaxWnd[MMI_MINSIZE].y,
SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOCOPYBITS);
ThreadUnlock(&tlpwndTest);
if (psmwp == NULL)
break;
}
if (psmwp != NULL) {
/*
* Make the swp async so we don't hang waiting for hung apps.
*/
xxxEndDeferWindowPosEx(psmwp, TRUE);
}
ParkExit:
FreeHwndList(pbwl);
return nIcons;
}