void COXRollup::OnProcessSysMenu()
{
// dim the roll up and down commands via the boolean flag
CMenu *pSysmenu = GetSysMenu();
pSysmenu->EnableMenuItem(IDM_OX_RU_ROLLUP,
MF_BYCOMMAND|(m_bRolledUp ? MF_DISABLED|MF_GRAYED : MF_ENABLED));
pSysmenu->EnableMenuItem(IDM_OX_RU_ROLLDOWN,
MF_BYCOMMAND|(m_bRolledUp ? MF_ENABLED : MF_DISABLED|MF_GRAYED));
pSysmenu->EnableMenuItem(IDM_OX_RU_ARRANGE,
MF_BYCOMMAND|(IsArranged() ? MF_DISABLED|MF_GRAYED : MF_ENABLED));
// set the position of the system menu
CRect rect;
m_pTitleBar->GetWindowRect(&rect);
pSysmenu->TrackPopupMenu(TPM_LEFTBUTTON|TPM_LEFTALIGN, rect.left, rect.bottom, this, NULL);
}
// --------------------------------------------------------------------------
//
// GetInitMenuParam()
//
// Gets the HMENU sent as the wParam of WM_INITMENU, and for menu bars, is
// the actual menu to be interacted with.
//
// --------------------------------------------------------------------------
PMENU GetInitMenuParam(PWND pwndMenu, BOOL * lpfSystem)
{
//
// Find out what menu we should be sending in WM_INITMENU:
// If minimized/child/empty menubar, use system menu
//
if (TestWF(pwndMenu, WFMINIMIZED) ||
TestwndChild(pwndMenu) ||
(pwndMenu->spmenu == NULL) ||
!pwndMenu->spmenu->cItems)
{
if (lpfSystem != NULL)
*lpfSystem = TRUE;
return(GetSysMenu(pwndMenu, FALSE));
}
else
{
if (lpfSystem != NULL)
*lpfSystem = FALSE;
return(pwndMenu->spmenu);
}
}
BOOL xxxMNStartState(
PPOPUPMENU ppopupmenu,
int mn)
{
PWND pwndMenu;
PMENUSTATE pMenuState;
TL tlpwndMenu;
TL tlpmenu;
UserAssert(IsRootPopupMenu(ppopupmenu));
if (ppopupmenu->fDestroyed) {
return FALSE;
}
pwndMenu = ppopupmenu->spwndNotify;
ThreadLock(pwndMenu, &tlpwndMenu);
pMenuState = GetpMenuState(pwndMenu);
if (pMenuState == NULL) {
RIPMSG0(RIP_ERROR, "xxxMNStartState: pMenuState == NULL");
return FALSE;
}
pMenuState->mnFocus = mn;
pMenuState->fMenuStarted = TRUE;
pMenuState->fButtonDown = FALSE;
/*
* Lotus Freelance demo programs depend on GetCapture returning their hwnd
* when in menumode.
*/
xxxCapture(PtiCurrent(), ppopupmenu->spwndNotify, SCREEN_CAPTURE);
xxxSendMessage(pwndMenu, WM_SETCURSOR, (DWORD)HWq(pwndMenu),
MAKELONG(MSGF_MENU, 0));
if (ppopupmenu->fIsMenuBar) {
BOOL fSystemMenu;
PMENU pMenu;
pMenu = GetInitMenuParam(pwndMenu, &fSystemMenu);
if (pMenu == NULL)
{
pMenuState->fMenuStarted = FALSE;
xxxSetCapture(NULL);
ThreadUnlock(&tlpwndMenu);
return(FALSE);
}
Lock(&(ppopupmenu->spmenu), pMenu);
ppopupmenu->fIsSysMenu = (fSystemMenu != 0);
if (!fSystemMenu)
Lock(&(ppopupmenu->spmenuAlternate), GetSysMenu(pwndMenu, FALSE));
}
pMenuState->fIsSysMenu = (ppopupmenu->fIsSysMenu != 0);
if (!ppopupmenu->fNoNotify) {
PMENU pMenu;
if (ppopupmenu->fIsTrackPopup && ppopupmenu->fIsSysMenu)
pMenu = GetInitMenuParam(pwndMenu, NULL);
else
pMenu = ppopupmenu->spmenu;
xxxSendMessage(pwndMenu, WM_INITMENU, (DWORD)PtoH(pMenu), 0L);
}
if (!ppopupmenu->fIsTrackPopup)
{
if (ppopupmenu->fIsSysMenu) {
MNPositionSysMenu(pwndMenu, ppopupmenu->spmenu);
} else if (ppopupmenu->fIsMenuBar)
{
ThreadLock(ppopupmenu->spmenu, &tlpmenu);
xxxMNRecomputeBarIfNeeded(pwndMenu, ppopupmenu->spmenu);
ThreadUnlock(&tlpmenu);
MNPositionSysMenu(pwndMenu, ppopupmenu->spmenuAlternate);
}
}
ThreadUnlock(&tlpwndMenu);
return !ppopupmenu->fDestroyed;
}