Nikolay Sivov : comctl32/monthcal: Use true date comparison on multiselection, not only the day is valuable.
Module: wine Branch: master Commit: 480f54b1407bc51150896a3abc82545037c466e7 URL: http://source.winehq.org/git/wine.git/?a=commit;h=480f54b1407bc51150896a3abc... Author: Nikolay Sivov <bunglehead(a)gmail.com> Date: Sun Oct 4 23:17:07 2009 +0400 comctl32/monthcal: Use true date comparison on multiselection, not only the day is valuable. --- dlls/comctl32/monthcal.c | 133 ++++++++++++++++++++++++++++++++++------------ 1 files changed, 98 insertions(+), 35 deletions(-) diff --git a/dlls/comctl32/monthcal.c b/dlls/comctl32/monthcal.c index a54cba7..2078efc 100644 --- a/dlls/comctl32/monthcal.c +++ b/dlls/comctl32/monthcal.c @@ -71,6 +71,9 @@ WINE_DEFAULT_DEBUG_CHANNEL(monthcal); #define countof(arr) (sizeof(arr)/sizeof(arr[0])) +/* convert from days to 100 nanoseconds unit - used as FILETIME unit */ +#define DAYSTO100NSECS(days) (((ULONGLONG)(days))*24*60*60*10000000) + typedef struct { HWND hwndSelf; @@ -97,7 +100,7 @@ typedef struct MONTHDAYSTATE *monthdayState; SYSTEMTIME todaysDate; int status; /* See MC_SEL flags */ - int firstSelDay; /* first selected day */ + SYSTEMTIME firstSel; /* first selected day */ INT maxSelCount; SYSTEMTIME minSel; SYSTEMTIME maxSel; @@ -1108,7 +1111,6 @@ MONTHCAL_GetCurSel(const MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel) } /* FIXME: if the specified date is not visible, make it visible */ -/* FIXME: redraw? */ static LRESULT MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel) { @@ -1126,6 +1128,7 @@ MONTHCAL_SetCurSel(MONTHCAL_INFO *infoPtr, SYSTEMTIME *curSel) infoPtr->curSel = *curSel; + /* FIXME: it's possible to reduce rectangle here */ InvalidateRect(infoPtr->hwndSelf, NULL, FALSE); return TRUE; @@ -1181,15 +1184,28 @@ MONTHCAL_SetSelRange(MONTHCAL_INFO *infoPtr, SYSTEMTIME *range) if(infoPtr->dwStyle & MCS_MULTISELECT) { + SYSTEMTIME old_range[2]; + /* adjust timestamps */ if(!MONTHCAL_ValidateTime(&range[0])) MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[0]); if(!MONTHCAL_ValidateTime(&range[1])) MONTHCAL_CopyTime(&infoPtr->todaysDate, &range[1]); + old_range[0] = infoPtr->minSel; + old_range[1] = infoPtr->maxSel; + infoPtr->minSel = range[0]; infoPtr->maxSel = range[1]; + /* redraw if bounds changed */ + /* FIXME: no actual need to redraw everything */ + if(!MONTHCAL_IsDateEqual(&old_range[0], &range[0]) || + !MONTHCAL_IsDateEqual(&old_range[1], &range[1])) + { + InvalidateRect(infoPtr->hwndSelf, NULL, FALSE); + } + TRACE("[min,max]=[%d %d]\n", infoPtr->minSel.wDay, infoPtr->maxSel.wDay); return TRUE; } @@ -1566,7 +1582,7 @@ MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam) } case MCHT_TODAYLINK: { - infoPtr->firstSelDay = infoPtr->todaysDate.wDay; + infoPtr->firstSel = infoPtr->todaysDate; infoPtr->curSel = infoPtr->todaysDate; infoPtr->minSel = infoPtr->todaysDate; infoPtr->maxSel = infoPtr->todaysDate; @@ -1580,7 +1596,18 @@ MONTHCAL_LButtonDown(MONTHCAL_INFO *infoPtr, LPARAM lParam) case MCHT_CALENDARDATEPREV: case MCHT_CALENDARDATE: { - infoPtr->firstSelDay = ht.st.wDay; + infoPtr->firstSel = ht.st; + + if(infoPtr->dwStyle & MCS_MULTISELECT) + { + SYSTEMTIME st[2]; + + st[0] = st[1] = ht.st; + + /* clear selection range */ + MONTHCAL_SetSelRange(infoPtr, st); + } + infoPtr->status = MC_SEL_LBUTDOWN; MONTHCAL_SetDayFocus(infoPtr, &ht.st); return 0; @@ -1634,12 +1661,17 @@ MONTHCAL_LButtonUp(MONTHCAL_INFO *infoPtr, LPARAM lParam) (hit == MCHT_CALENDARDATEPREV) || (hit == MCHT_CALENDARDATE)) { - SYSTEMTIME st[2], sel = infoPtr->curSel; + SYSTEMTIME sel = infoPtr->curSel; - st[0] = st[1] = ht.st; - MONTHCAL_SetSelRange(infoPtr, st); - /* will be invalidated here */ - MONTHCAL_SetCurSel(infoPtr, &st[0]); + if(!(infoPtr->dwStyle & MCS_MULTISELECT)) + { + SYSTEMTIME st[2]; + + st[0] = st[1] = ht.st; + MONTHCAL_SetSelRange(infoPtr, st); + /* will be invalidated here */ + MONTHCAL_SetCurSel(infoPtr, &st[0]); + } /* send MCN_SELCHANGE only if new date selected */ if (!MONTHCAL_IsDateEqual(&sel, &ht.st)) @@ -1691,8 +1723,8 @@ static LRESULT MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam) { MCHITTESTINFO ht; - SYSTEMTIME old_focused; - int selday, hit; + SYSTEMTIME old_focused, st_ht; + INT hit; RECT r; if(!(infoPtr->status & MC_SEL_LBUTDOWN)) return 0; @@ -1711,47 +1743,78 @@ MONTHCAL_MouseMove(MONTHCAL_INFO *infoPtr, LPARAM lParam) return 0; } - selday = ht.st.wDay; + st_ht = ht.st; old_focused = infoPtr->focusedSel; MONTHCAL_SetDayFocus(infoPtr, &ht.st); MONTHCAL_CalcPosFromDay(infoPtr, ht.st.wDay, ht.st.wMonth, &r); if(infoPtr->dwStyle & MCS_MULTISELECT) { - SYSTEMTIME selArray[2]; + SYSTEMTIME st[2]; + FILETIME ft_ht, ft_first; + ULARGE_INTEGER ul_ht, ul_first, ul_diff; int i; + LONG cmp; + + MONTHCAL_GetSelRange(infoPtr, st); + i = MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st[0]) ? 1 : 0; + + SystemTimeToFileTime(&st_ht, &ft_ht); + SystemTimeToFileTime(&infoPtr->firstSel, &ft_first); + + cmp = CompareFileTime(&ft_ht, &ft_first); + + if(MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st[1])) { + /* If we're still at the first selected date and range is empty, return. + If range isn't empty we should change range to a singel firstSel */ + if(MONTHCAL_IsDateEqual(&infoPtr->firstSel, &st_ht) && + MONTHCAL_IsDateEqual(&st[0], &st[1])) goto done; - MONTHCAL_GetSelRange(infoPtr, selArray); - i = 0; - if(infoPtr->firstSelDay==selArray[0].wDay) i=1; - TRACE("oldRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i); - if(infoPtr->firstSelDay==selArray[1].wDay) { - /* 1st time we get here: selArray[0]=selArray[1]) */ - /* if we're still at the first selected date, return */ - if(infoPtr->firstSelDay==selday) goto done; - if(selday<infoPtr->firstSelDay) i = 0; + /* new selected date is earlier */ + if(cmp == -1) i = 0; } - if(abs(infoPtr->firstSelDay - selday) >= infoPtr->maxSelCount) { - if(selday>infoPtr->firstSelDay) - selday = infoPtr->firstSelDay + infoPtr->maxSelCount; + ul_ht.LowPart = ft_ht.dwLowDateTime; + ul_ht.HighPart = ft_ht.dwHighDateTime; + ul_first.LowPart = ft_first.dwLowDateTime; + ul_first.HighPart = ft_first.dwHighDateTime; + + /* new selected date is later */ + if(cmp == 1) + ul_diff.QuadPart = ul_ht.QuadPart - ul_first.QuadPart; + else + ul_diff.QuadPart = -ul_ht.QuadPart + ul_first.QuadPart; + + if(ul_diff.QuadPart >= DAYSTO100NSECS(infoPtr->maxSelCount)) { + if(cmp == 1) + ul_ht.QuadPart = ul_first.QuadPart + DAYSTO100NSECS(infoPtr->maxSelCount - 1); else - selday = infoPtr->firstSelDay - infoPtr->maxSelCount; + ul_ht.QuadPart = ul_first.QuadPart - DAYSTO100NSECS(infoPtr->maxSelCount - 1); + + ft_ht.dwLowDateTime = ul_ht.LowPart; + ft_ht.dwHighDateTime = ul_ht.HighPart; + FileTimeToSystemTime(&ft_ht, &st_ht); } - if(selArray[i].wDay!=selday) { - TRACE("newRange:%d %d %d %d\n", infoPtr->firstSelDay, selArray[0].wDay, selArray[1].wDay, i); + if(!MONTHCAL_IsDateEqual(&st[i], &st_ht)) { + FILETIME ft_range0, ft_range1; + + st[i] = st_ht; + + SystemTimeToFileTime(&st[0], &ft_range0); + SystemTimeToFileTime(&st[1], &ft_range1); - selArray[i].wDay = selday; + /* swap bounds if needed */ + if(CompareFileTime(&ft_range0, &ft_range1) == 1) { + SYSTEMTIME swap = st[1]; - if(selArray[0].wDay>selArray[1].wDay) { - DWORD tempday; - tempday = selArray[1].wDay; - selArray[1].wDay = selArray[0].wDay; - selArray[0].wDay = tempday; + st[1] = st[0]; + st[0] = swap; } - MONTHCAL_SetSelRange(infoPtr, selArray); + MONTHCAL_CopyTime(&infoPtr->todaysDate, &st[0]); + MONTHCAL_CopyTime(&infoPtr->todaysDate, &st[1]); + MONTHCAL_SetSelRange(infoPtr, st); } }
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Alexandre Julliard