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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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winctrl5.cpp
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1998-06-16
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// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include "stdafx.h"
#ifdef AFX_CORE5_SEG
#pragma code_seg(AFX_CORE5_SEG)
#endif
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#define new DEBUG_NEW
/////////////////////////////////////////////////////////////////////////////
// CDateTimeCtrl
BOOL CDateTimeCtrl::Create(DWORD dwStyle, const RECT& rect,
CWnd* pParentWnd, UINT nID)
{
// initialize common controls
VERIFY(AfxDeferRegisterClass(AFX_WNDCOMMCTL_DATE_REG));
CWnd* pWnd = this;
return pWnd->Create(DATETIMEPICK_CLASS, NULL, dwStyle, rect, pParentWnd, nID);
}
DWORD CDateTimeCtrl::GetRange(CTime* pMinTime, CTime* pMaxTime) const
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
DWORD dwResult = ::SendMessage(m_hWnd, DTM_GETRANGE, 0, (LPARAM) &sysTimes);
if (pMinTime != NULL)
{
if (dwResult & GDTR_MIN)
*pMinTime = CTime(sysTimes[0]);
}
if (pMaxTime != NULL)
{
if (dwResult & GDTR_MAX)
*pMaxTime = CTime(sysTimes[1]);
}
return dwResult;
}
DWORD CDateTimeCtrl::GetRange(COleDateTime* pMinTime,
COleDateTime* pMaxTime) const
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
DWORD dwResult = ::SendMessage(m_hWnd, DTM_GETRANGE, 0, (LPARAM) &sysTimes);
if (pMinTime != NULL)
{
if (dwResult & GDTR_MIN)
*pMinTime = COleDateTime(sysTimes[0]);
else
pMinTime->SetStatus(COleDateTime::null);
}
if (pMaxTime != NULL)
{
if (dwResult & GDTR_MAX)
*pMaxTime = COleDateTime(sysTimes[1]);
else
pMaxTime->SetStatus(COleDateTime::null);
}
return dwResult;
}
BOOL CDateTimeCtrl::SetRange(const CTime* pMinTime, const CTime* pMaxTime)
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
WPARAM wFlags = 0;
if (pMinTime != NULL && pMinTime->GetAsSystemTime(sysTimes[0]))
wFlags |= GDTR_MIN;
if (pMaxTime != NULL && pMaxTime->GetAsSystemTime(sysTimes[1]))
wFlags |= GDTR_MAX;
return (BOOL) ::SendMessage(m_hWnd, DTM_SETRANGE, wFlags, (LPARAM) &sysTimes);
}
BOOL CDateTimeCtrl::SetRange(const COleDateTime* pMinTime, const COleDateTime* pMaxTime)
{
ASSERT(::IsWindow(m_hWnd));
ASSERT(pMinTime == NULL || pMinTime->GetStatus() != COleDateTime::invalid);
ASSERT(pMaxTime == NULL || pMaxTime->GetStatus() != COleDateTime::invalid);
SYSTEMTIME sysTime[2];
WPARAM wFlags = 0;
if (pMinTime != NULL && pMinTime->GetStatus() != COleDateTime::null)
{
if (pMinTime->GetAsSystemTime(sysTime[0]))
wFlags |= GDTR_MIN;
}
if (pMaxTime != NULL && pMaxTime->GetStatus() != COleDateTime::null)
{
if (pMaxTime->GetAsSystemTime(sysTime[1]))
wFlags |= GDTR_MAX;
}
return (BOOL) ::SendMessage(m_hWnd, DTM_SETRANGE, wFlags, (LPARAM) &sysTime);
}
BOOL CDateTimeCtrl::SetTime(LPSYSTEMTIME pTimeNew /* = NULL */)
{
ASSERT(::IsWindow(m_hWnd));
WPARAM wParam = (pTimeNew == NULL) ? GDT_NONE : GDT_VALID;
return (BOOL) ::SendMessage(m_hWnd, DTM_SETSYSTEMTIME,
wParam, (LPARAM) pTimeNew);
}
BOOL CDateTimeCtrl::SetTime(const COleDateTime& timeNew)
{
BOOL bRetVal = FALSE;
// make sure the time isn't invalid
ASSERT(timeNew.GetStatus() != COleDateTime::invalid);
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTime;
WPARAM wParam = GDT_NONE;
if (timeNew.GetStatus() == COleDateTime::valid &&
timeNew.GetAsSystemTime(sysTime))
{
wParam = GDT_VALID;
}
bRetVal = (BOOL) ::SendMessage(m_hWnd,
DTM_SETSYSTEMTIME, wParam, (LPARAM) &sysTime);
return bRetVal;
}
BOOL CDateTimeCtrl::SetTime(const CTime* pTimeNew)
{
BOOL bRetVal = FALSE;
// make sure the time isn't invalid
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTime;
WPARAM wParam = GDT_NONE;
if (pTimeNew != NULL && pTimeNew->GetAsSystemTime(sysTime))
{
wParam = GDT_VALID;
}
bRetVal = (BOOL) ::SendMessage(m_hWnd,
DTM_SETSYSTEMTIME, wParam, (LPARAM) &sysTime);
return bRetVal;
}
BOOL CDateTimeCtrl::GetTime(COleDateTime& timeDest) const
{
SYSTEMTIME sysTime;
BOOL bRetVal = TRUE;
LRESULT result = ::SendMessage(m_hWnd, DTM_GETSYSTEMTIME, 0, (LPARAM) &sysTime);
if (result == GDT_VALID)
{
timeDest = COleDateTime(sysTime);
bRetVal = TRUE;
ASSERT(timeDest.GetStatus() == COleDateTime::valid);
}
else if (result == GDT_NONE)
{
timeDest.SetStatus(COleDateTime::null);
bRetVal = TRUE;
}
else
timeDest.SetStatus(COleDateTime::invalid);
return bRetVal;
}
DWORD CDateTimeCtrl::GetTime(CTime& timeDest) const
{
SYSTEMTIME sysTime;
DWORD dwResult = (DWORD)
::SendMessage(m_hWnd, DTM_GETSYSTEMTIME, 0, (LPARAM) &sysTime);
if (dwResult == GDT_VALID)
timeDest = CTime(sysTime);
return dwResult;
}
CDateTimeCtrl::~CDateTimeCtrl()
{
DestroyWindow();
}
/////////////////////////////////////////////////////////////////////////////
// CMonthCalCtrl
BOOL CMonthCalCtrl::Create(DWORD dwStyle, const RECT& rect,
CWnd* pParentWnd, UINT nID)
{
// initialize common controls
VERIFY(AfxDeferRegisterClass(AFX_WNDCOMMCTL_DATE_REG));
CWnd* pWnd = this;
return pWnd->Create(MONTHCAL_CLASS, NULL, dwStyle, rect, pParentWnd, nID);
}
BOOL CMonthCalCtrl::Create(DWORD dwStyle, const POINT& pt,
CWnd* pParentWnd, UINT nID)
{
BOOL bWasVisible = (dwStyle & WS_VISIBLE);
dwStyle &= ~WS_VISIBLE;
CRect rect(pt.x, pt.y, 0, 0);
BOOL bRetVal = FALSE;
if (Create(dwStyle, rect, pParentWnd, nID))
{
if (SizeMinReq())
{
if (bWasVisible)
ShowWindow(SW_SHOWNA);
bRetVal = TRUE;
}
else
DestroyWindow();
}
return bRetVal;
}
BOOL CMonthCalCtrl::SizeMinReq(BOOL bRepaint /* = TRUE */)
{
CRect rect;
BOOL bRetVal = FALSE;
if (GetMinReqRect(rect))
{
DWORD dwFlags = SWP_NOZORDER | SWP_NOREPOSITION | SWP_NOMOVE | SWP_NOACTIVATE;
if (!bRepaint)
dwFlags |= SWP_NOREDRAW;
SetWindowPos(NULL, 0, 0, rect.Width(), rect.Height(), dwFlags);
bRetVal = TRUE;
}
return bRetVal;
}
void CMonthCalCtrl::SetToday(const COleDateTime& refTime)
{
ASSERT_VALID(this);
// make sure the time isn't invalid
ASSERT(refTime.GetStatus() != COleDateTime::invalid);
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTime;
LPSYSTEMTIME pSysTime = NULL;
WPARAM wParam = GDT_NONE;
// if the passed time is null or out of range,
// we'll set the control to NULL
if (refTime.GetAsSystemTime(sysTime))
{
pSysTime = &sysTime;
wParam = GDT_VALID;
}
if (::IsWindow(m_hWnd))
::SendMessage(m_hWnd, MCM_SETTODAY, wParam, (LPARAM) pSysTime);
}
void CMonthCalCtrl::SetToday(const CTime* pDateTime)
{
ASSERT(::IsWindow(m_hWnd));
ASSERT_VALID(this);
// if the passed time is NULL, we'll set the
// control to NULL
WPARAM wParam = GDT_NONE;
LPSYSTEMTIME pSysTime = NULL;
SYSTEMTIME sysTime;
if (pDateTime != NULL && pDateTime->GetAsSystemTime(sysTime))
{
wParam = GDT_VALID;
pSysTime = &sysTime;
}
if (::IsWindow(m_hWnd))
::SendMessage(m_hWnd, MCM_SETTODAY, wParam, (LPARAM) pSysTime);
}
BOOL CMonthCalCtrl::SetCurSel(const COleDateTime& refTime)
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTime;
BOOL bRetVal = FALSE;
// if the passed time is null or out of range,
// we'll set the control to NULL
if (refTime.GetAsSystemTime(sysTime) &&
refTime.GetStatus() == COleDateTime::valid)
{
bRetVal = (BOOL)
::SendMessage(m_hWnd, MCM_SETCURSEL, 0, (LPARAM) &sysTime);
}
return bRetVal;
}
BOOL CMonthCalCtrl::SetCurSel(const CTime& refTime)
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTime;
BOOL bRetVal = FALSE;
if (refTime.GetAsSystemTime(sysTime))
{
bRetVal = (BOOL)
::SendMessage(m_hWnd, MCM_SETCURSEL, 0, (LPARAM) &sysTime);
}
return bRetVal;
}
BOOL CMonthCalCtrl::GetCurSel(COleDateTime& refTime) const
{
ASSERT(::IsWindow(m_hWnd));
// can't use this method on multiple selection controls
ASSERT(!(GetStyle() & MCS_MULTISELECT));
SYSTEMTIME sysTime;
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETCURSEL, 0, (LPARAM) &sysTime);
if (bResult)
refTime = COleDateTime(sysTime);
return bResult;
}
BOOL CMonthCalCtrl::GetToday(COleDateTime& refTime) const
{
ASSERT(::IsWindow(m_hWnd));
// can't use this method on multiple selection controls
ASSERT(!(GetStyle() & MCS_MULTISELECT));
SYSTEMTIME sysTime;
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETTODAY, 0, (LPARAM) &sysTime);
if (bResult)
refTime = COleDateTime(sysTime);
return bResult;
}
BOOL CMonthCalCtrl::GetCurSel(CTime& refTime) const
{
ASSERT(::IsWindow(m_hWnd));
// can't use this method on multiple selection controls
ASSERT(!(GetStyle() & MCS_MULTISELECT));
SYSTEMTIME sysTime;
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETCURSEL, 0, (LPARAM) &sysTime);
if (bResult)
refTime = CTime(sysTime);
return bResult;
}
BOOL CMonthCalCtrl::GetToday(CTime& refTime) const
{
ASSERT(::IsWindow(m_hWnd));
// can't use this method on multiple selection controls
ASSERT(!(GetStyle() & MCS_MULTISELECT));
SYSTEMTIME sysTime;
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETTODAY, 0, (LPARAM) &sysTime);
if (bResult)
refTime = CTime(sysTime);
return bResult;
}
CMonthCalCtrl::~CMonthCalCtrl()
{
DestroyWindow();
}
int CMonthCalCtrl::GetFirstDayOfWeek(BOOL* pbLocal /* = NULL */) const
{
ASSERT(::IsWindow(m_hWnd));
DWORD dwResult;
dwResult = (DWORD) ::SendMessage(m_hWnd, MCM_GETFIRSTDAYOFWEEK, 0, 0);
// set *pbLocal to reflect if the first day of week
// matches current locale setting
if (pbLocal)
*pbLocal = HIWORD(dwResult);
return LOWORD(dwResult);
}
BOOL CMonthCalCtrl::SetFirstDayOfWeek(int iDay, int* lpnOld /* = NULL */)
{
ASSERT(::IsWindow(m_hWnd));
DWORD dwResult;
dwResult = (DWORD) ::SendMessage(m_hWnd, MCM_SETFIRSTDAYOFWEEK, 0, (WPARAM) iDay);
if (lpnOld != NULL)
*lpnOld = LOWORD(dwResult);
return (BOOL) HIWORD(dwResult);
}
BOOL CMonthCalCtrl::SetDayState(int nMonths, LPMONTHDAYSTATE pStates)
{
ASSERT(::IsWindow(m_hWnd));
ASSERT(AfxIsValidAddress(pStates, nMonths * sizeof(MONTHDAYSTATE), FALSE));
return (BOOL) ::SendMessage(m_hWnd, MCM_SETDAYSTATE, (WPARAM) nMonths, (LPARAM) pStates);
}
BOOL CMonthCalCtrl::SetRange(const COleDateTime* pMinRange,
const COleDateTime* pMaxRange)
{
ASSERT(::IsWindow(m_hWnd));
ASSERT(pMinRange == NULL || pMinRange->GetStatus() != COleDateTime::invalid);
ASSERT(pMaxRange == NULL || pMaxRange->GetStatus() != COleDateTime::invalid);
SYSTEMTIME sysTimes[2];
WPARAM wFlags = 0;
if (pMinRange != NULL && pMinRange->GetStatus() != COleDateTime::null)
{
if (pMinRange->GetAsSystemTime(sysTimes[0]))
wFlags |= GDTR_MIN;
}
if (pMaxRange != NULL && pMaxRange->GetStatus() != COleDateTime::null)
{
if (pMaxRange->GetAsSystemTime(sysTimes[1]))
wFlags |= GDTR_MAX;
}
return (BOOL)
::SendMessage(m_hWnd, MCM_SETRANGE, wFlags, (LPARAM) &sysTimes);
}
BOOL CMonthCalCtrl::SetRange(const LPSYSTEMTIME pMinRange,
const LPSYSTEMTIME pMaxRange)
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
WPARAM wFlags = 0;
if (pMinRange != NULL)
{
memcpy(&sysTimes[0], pMinRange, sizeof(SYSTEMTIME));
wFlags |= GDTR_MIN;
}
if (pMaxRange != NULL)
{
memcpy(&sysTimes[1], pMaxRange, sizeof(SYSTEMTIME));
wFlags |= GDTR_MAX;
}
return (BOOL)
::SendMessage(m_hWnd, MCM_SETRANGE, wFlags, (LPARAM) &sysTimes);
}
DWORD CMonthCalCtrl::GetRange(COleDateTime* pMinRange,
COleDateTime* pMaxRange) const
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
DWORD dwRanges = (DWORD)
::SendMessage(m_hWnd, MCM_GETRANGE, 0, (LPARAM) &sysTimes);
if (dwRanges & GDTR_MIN && pMinRange)
*pMinRange = COleDateTime(sysTimes[0]);
if (dwRanges & GDTR_MAX && pMaxRange)
*pMaxRange = COleDateTime(sysTimes[1]);
return dwRanges;
}
DWORD CMonthCalCtrl::GetRange(LPSYSTEMTIME pMinRange,
LPSYSTEMTIME pMaxRange) const
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
DWORD dwRanges = (DWORD)
::SendMessage(m_hWnd, MCM_GETRANGE, 0, (LPARAM) &sysTimes);
if (dwRanges & GDTR_MIN && pMinRange)
memcpy(pMinRange, &sysTimes[0], sizeof(SYSTEMTIME));
if (dwRanges & GDTR_MAX && pMaxRange)
memcpy(pMaxRange, &sysTimes[1], sizeof(SYSTEMTIME));
return dwRanges;
}
BOOL CMonthCalCtrl::SetRange(const CTime* pMinRange, const CTime* pMaxRange)
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
WPARAM wFlags = 0;
if (pMinRange != NULL && pMinRange->GetAsSystemTime(sysTimes[0]))
wFlags |= GDTR_MIN;
if (pMaxRange != NULL && pMaxRange->GetAsSystemTime(sysTimes[1]))
wFlags |= GDTR_MAX;
return (BOOL)
::SendMessage(m_hWnd, MCM_SETRANGE, wFlags, (LPARAM) &sysTimes);
}
DWORD CMonthCalCtrl::GetRange(CTime* pMinRange, CTime* pMaxRange) const
{
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
DWORD dwRanges = (DWORD)
::SendMessage(m_hWnd, MCM_GETRANGE, 0, (LPARAM) &sysTimes);
if (dwRanges & GDTR_MIN && pMinRange)
*pMinRange = CTime(sysTimes[0]);
if (dwRanges & GDTR_MAX && pMaxRange)
*pMaxRange = CTime(sysTimes[1]);
return dwRanges;
}
int CMonthCalCtrl::GetMonthRange(COleDateTime& refMinRange,
COleDateTime& refMaxRange, DWORD dwFlags) const
{
ASSERT(::IsWindow(m_hWnd));
ASSERT(dwFlags == GMR_DAYSTATE || dwFlags == GMR_VISIBLE);
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
int nCount = (int) ::SendMessage(m_hWnd, MCM_GETMONTHRANGE,
(WPARAM) dwFlags, (LPARAM) &sysTimes);
refMinRange = COleDateTime(sysTimes[0]);
refMaxRange = COleDateTime(sysTimes[1]);
return nCount;
}
int CMonthCalCtrl::GetMonthRange(LPSYSTEMTIME pMinRange,
LPSYSTEMTIME pMaxRange, DWORD dwFlags) const
{
ASSERT(::IsWindow(m_hWnd));
ASSERT_POINTER(pMinRange, SYSTEMTIME);
ASSERT_POINTER(pMaxRange, SYSTEMTIME);
SYSTEMTIME sysTimes[2];
int nCount = (int) ::SendMessage(m_hWnd, MCM_GETMONTHRANGE,
(WPARAM) dwFlags, (LPARAM) &sysTimes);
memcpy(pMinRange, &sysTimes[0], sizeof(SYSTEMTIME));
memcpy(pMaxRange, &sysTimes[1], sizeof(SYSTEMTIME));
return nCount;
}
int CMonthCalCtrl::GetMonthRange(CTime& refMinRange, CTime& refMaxRange,
DWORD dwFlags) const
{
ASSERT(::IsWindow(m_hWnd));
ASSERT(dwFlags == GMR_DAYSTATE || dwFlags == GMR_VISIBLE);
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
int nCount = (int) ::SendMessage(m_hWnd, MCM_GETMONTHRANGE,
(WPARAM) dwFlags, (LPARAM) &sysTimes);
refMinRange = CTime(sysTimes[0]);
refMaxRange = CTime(sysTimes[1]);
return nCount;
}
BOOL CMonthCalCtrl::GetSelRange(LPSYSTEMTIME pMinRange,
LPSYSTEMTIME pMaxRange) const
{
ASSERT(m_hWnd != NULL);
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT_POINTER(pMinRange, SYSTEMTIME);
ASSERT_POINTER(pMaxRange, SYSTEMTIME);
SYSTEMTIME sysTimes[2];
BOOL bReturn = (BOOL) ::SendMessage(m_hWnd, MCM_GETSELRANGE,
0, (LPARAM) &sysTimes);
if (bReturn)
{
memcpy(pMinRange, &sysTimes[0], sizeof(SYSTEMTIME));
memcpy(pMaxRange, &sysTimes[1], sizeof(SYSTEMTIME));
}
return bReturn;
}
BOOL CMonthCalCtrl::SetSelRange(const LPSYSTEMTIME pMinRange,
const LPSYSTEMTIME pMaxRange)
{
ASSERT(m_hWnd != NULL);
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT_POINTER(pMinRange, SYSTEMTIME);
ASSERT_POINTER(pMaxRange, SYSTEMTIME);
SYSTEMTIME sysTimes[2];
memcpy(&sysTimes[0], pMinRange, sizeof(SYSTEMTIME));
memcpy(&sysTimes[1], pMaxRange, sizeof(SYSTEMTIME));
return (BOOL) ::SendMessage(m_hWnd, MCM_SETSELRANGE,
0, (LPARAM) &sysTimes);
}
BOOL CMonthCalCtrl::SetSelRange(const COleDateTime& refMinRange,
const COleDateTime& refMaxRange)
{
// control must have multiple select
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
BOOL bResult = FALSE;
if (refMinRange.GetStatus() == COleDateTime::valid &&
refMinRange.GetStatus() == COleDateTime::valid)
{
if (refMinRange.GetAsSystemTime(sysTimes[0]) &&
refMaxRange.GetAsSystemTime(sysTimes[1]))
{
bResult = (BOOL)
::SendMessage(m_hWnd, MCM_SETSELRANGE, 0, (LPARAM)sysTimes);
}
}
return bResult;
}
BOOL CMonthCalCtrl::GetSelRange(COleDateTime& refMinRange,
COleDateTime& refMaxRange) const
{
// control must have multiple select
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETSELRANGE, 0, (LPARAM) &sysTimes);
if (bResult)
{
refMinRange = COleDateTime(sysTimes[0]);
refMaxRange = COleDateTime(sysTimes[1]);
}
return bResult;
}
BOOL CMonthCalCtrl::SetSelRange(const CTime& refMinRange,
const CTime& refMaxRange)
{
// control must have multiple select
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
BOOL bResult = FALSE;
if (refMinRange.GetAsSystemTime(sysTimes[0]) &&
refMaxRange.GetAsSystemTime(sysTimes[1]))
{
bResult = (BOOL)
::SendMessage(m_hWnd, MCM_SETSELRANGE, 0, (LPARAM)sysTimes);
}
return bResult;
}
BOOL CMonthCalCtrl::GetSelRange(CTime& refMinRange, CTime& refMaxRange) const
{
// control must have multiple select
ASSERT((GetStyle() & MCS_MULTISELECT));
ASSERT(::IsWindow(m_hWnd));
SYSTEMTIME sysTimes[2];
memset(sysTimes, 0, sizeof(sysTimes));
BOOL bResult = (BOOL)
::SendMessage(m_hWnd, MCM_GETSELRANGE, 0, (LPARAM) &sysTimes);
if (bResult)
{
refMinRange = CTime(sysTimes[0]);
refMaxRange = CTime(sysTimes[1]);
}
return bResult;
}
/////////////////////////////////////////////////////////////////////////////
// DDX_ routines
void AFXAPI DDX_DateTimeCtrl(CDataExchange* pDX, int nIDC, COleDateTime& value)
{
HWND hWndCtrl = pDX->PrepareCtrl(nIDC);
CDateTimeCtrl* pWnd = (CDateTimeCtrl*) CWnd::FromHandle(hWndCtrl);
if (pDX->m_bSaveAndValidate)
pWnd->GetTime(value);
else
pWnd->SetTime(value);
}
void AFXAPI DDX_DateTimeCtrl(CDataExchange* pDX, int nIDC, CTime& value)
{
HWND hWndCtrl = pDX->PrepareCtrl(nIDC);
CDateTimeCtrl* pWnd = (CDateTimeCtrl*) CWnd::FromHandle(hWndCtrl);
if (pDX->m_bSaveAndValidate)
pWnd->GetTime(value);
else
pWnd->SetTime(&value);
}
void AFXAPI DDX_MonthCalCtrl(CDataExchange* pDX, int nIDC,
COleDateTime& value)
{
HWND hWndCtrl = pDX->PrepareCtrl(nIDC);
CMonthCalCtrl* pWnd = (CMonthCalCtrl*) CWnd::FromHandle(hWndCtrl);
if (pDX->m_bSaveAndValidate)
pWnd->GetCurSel(value);
else
pWnd->SetCurSel(value);
}
void AFXAPI DDX_MonthCalCtrl(CDataExchange* pDX, int nIDC, CTime& value)
{
HWND hWndCtrl = pDX->PrepareCtrl(nIDC);
CMonthCalCtrl* pWnd = (CMonthCalCtrl*) CWnd::FromHandle(hWndCtrl);
if (pDX->m_bSaveAndValidate)
pWnd->GetCurSel(value);
else
pWnd->SetCurSel(value);
}
void AFXAPI DDV_MinMaxDateTime(CDataExchange* pDX, CTime& refValue,
const CTime* pMinRange, const CTime* pMaxRange)
{
ASSERT(pMinRange == NULL || pMaxRange == NULL || *pMinRange <= *pMaxRange);
CDateTimeCtrl* pWnd =
(CDateTimeCtrl*) CWnd::FromHandle(pDX->m_hWndLastControl);
if (!pDX->m_bSaveAndValidate)
{
if ( (pMinRange != NULL && *pMinRange > refValue) ||
(pMaxRange != NULL && *pMaxRange < refValue))
{
#ifdef _DEBUG
int nIDC = GetWindowLong(pDX->m_hWndLastControl, GWL_ID);
TRACE1("Warning: initial dialog data is out of range in control ID %d.\n", nIDC);
#endif
return; // don't stop now
}
}
pWnd->SetRange(pMinRange, pMaxRange);
}
void AFXAPI DDV_MinMaxDateTime(CDataExchange* pDX, COleDateTime& refValue,
const COleDateTime* pMinRange, const COleDateTime* pMaxRange)
{
ASSERT(pMinRange == NULL || pMaxRange == NULL || *pMinRange <= *pMaxRange);
CDateTimeCtrl* pWnd =
(CDateTimeCtrl*) CWnd::FromHandle(pDX->m_hWndLastControl);
if (!pDX->m_bSaveAndValidate)
{
if ( (pMinRange != NULL && *pMinRange > refValue) ||
(pMaxRange != NULL && *pMaxRange < refValue))
{
int nIDC = GetWindowLong(pDX->m_hWndLastControl, GWL_ID);
TRACE1("Warning: initial dialog data is out of range in control ID %d.\n", nIDC);
return; // don't stop now
}
}
pWnd->SetRange(pMinRange, pMaxRange);
}
void AFXAPI DDV_MinMaxMonth(CDataExchange* pDX, CTime& refValue,
const CTime* pMinRange, const CTime* pMaxRange)
{
ASSERT(pMinRange == NULL || pMaxRange == NULL || *pMinRange <= *pMaxRange);
CMonthCalCtrl* pWnd =
(CMonthCalCtrl*) CWnd::FromHandle(pDX->m_hWndLastControl);
if (!pDX->m_bSaveAndValidate)
{
if ( (pMinRange != NULL && *pMinRange > refValue) ||
(pMaxRange != NULL && *pMaxRange < refValue))
{
#ifdef _DEBUG
int nIDC = GetWindowLong(pDX->m_hWndLastControl, GWL_ID);
TRACE1("Warning: initial dialog data is out of range in control ID %d.\n", nIDC);
#endif
return; // don't stop now
}
}
pWnd->SetRange(pMinRange, pMaxRange);
}
void AFXAPI DDV_MinMaxMonth(CDataExchange* pDX, COleDateTime& refValue,
const COleDateTime* pMinRange, const COleDateTime* pMaxRange)
{
ASSERT(pMinRange == NULL || pMaxRange == NULL || *pMinRange <= *pMaxRange);
CMonthCalCtrl* pWnd =
(CMonthCalCtrl*) CWnd::FromHandle(pDX->m_hWndLastControl);
if (!pDX->m_bSaveAndValidate)
{
if ( (pMinRange != NULL && *pMinRange > refValue) ||
(pMaxRange != NULL && *pMaxRange < refValue))
{
#ifdef _DEBUG
int nIDC = GetWindowLong(pDX->m_hWndLastControl, GWL_ID);
TRACE1("Warning: initial dialog data is out of range in control ID %d.\n", nIDC);
#endif
return; // don't stop now
}
}
pWnd->SetRange(pMinRange, pMaxRange);
}
/////////////////////////////////////////////////////////////////////////////
#ifndef _AFX_ENABLE_INLINES
static const char _szAfxWinInl[] = "afxdtctl.inl";
#undef THIS_FILE
#define THIS_FILE _szAfxWinInl
#define _AFXDTCTL_INLINE
#include "afxdtctl.inl"
#endif //_AFX_ENABLE_INLINES
/////////////////////////////////////////////////////////////////////////////
#ifdef AFX_INIT_SEG
#pragma code_seg(AFX_INIT_SEG)
#endif
IMPLEMENT_DYNAMIC(CDateTimeCtrl, CWnd)
IMPLEMENT_DYNAMIC(CMonthCalCtrl, CWnd)
/////////////////////////////////////////////////////////////////////////////