// ==========================================================================
// Class Implementation : COXCalendarEdit, COXMonthCalPopup
// ==========================================================================
// Source file : OXCalendarEdit.cpp
// Version: 9.3
// This software along with its related components, documentation and files ("The Libraries")
// is � 1994-2007 The Code Project (1612916 Ontario Limited) and use of The Libraries is
// governed by a software license agreement ("Agreement"). Copies of the Agreement are
// available at The Code Project (www.codeproject.com), as part of the package you downloaded
// to obtain this file, or directly from our office. For a copy of the license governing
// this software, you may contact us at legalaffairs@codeproject.com, or by calling 416-849-8900.
#include "stdafx.h"
#include "OXCalendarEdit.h"
#pragma warning(disable : 4706)
// v9.3 - update 05 - shouldn't need to include this for VS2010 - problematic for static MFC linkage (?)
#if _MSC_VER < 1600
#include <multimon.h>
#endif
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// COXMonthCalPopup
COXMonthCalPopup::COXMonthCalPopup()
{
}
COXMonthCalPopup::~COXMonthCalPopup()
{
}
BEGIN_MESSAGE_MAP(COXMonthCalPopup, CMonthCalCtrl)
//{{AFX_MSG_MAP(COXMonthCalPopup)
// NOTE - the ClassWizard will add and remove mapping macros here.
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
BOOL COXMonthCalPopup::Pick(CRect rect, CRect rectParent, COleDateTime dtInitialDate, COleDateTime& dtPickedDate)
{
AdjustDisplayRectangle(rect, rectParent);
SetCurSel(dtInitialDate);
MoveWindow(rect);
ShowWindow(SW_SHOW);
SetCapture();
// init message loop
bool bBreak = false;
BOOL bValidDatePicked = FALSE;
while (!bBreak)
{
MSG msg;
VERIFY(::GetMessage(&msg, NULL, 0, 0));
if (msg.message == WM_LBUTTONDOWN)
{
DispatchMessage(&msg);
SetCapture();
}
else if (msg.message == WM_LBUTTONUP)
{
DispatchMessage(&msg);
MCHITTESTINFO hti;
::memset(&hti, 0, sizeof(hti));
hti.pt.x = GET_X_LPARAM(msg.lParam);
hti.pt.y = GET_Y_LPARAM(msg.lParam);
hti.cbSize = sizeof(hti);
HitTest(&hti);
DWORD dwResult = HitTest(&hti);
if (dwResult == MCHT_CALENDARDATE)
{
// The user clicked on a date, so save and close
SYSTEMTIME stOut;
GetCurSel(&stOut);
stOut.wHour = 0;
stOut.wMinute = 0;
stOut.wSecond = 0;
stOut.wMilliseconds = 0;
dtPickedDate = COleDateTime(stOut);
bValidDatePicked = TRUE;
bBreak = true;
}
else if (dwResult == MCHT_NOWHERE)
{
// The user clicked outside
bBreak = true;
}
SetCapture();
}
else if (msg.message == WM_KEYDOWN)
{
// Handle ESCAPE and ENTER
if (msg.wParam == VK_ESCAPE)
bBreak = true;
else if (msg.wParam == VK_RETURN)
{
DispatchMessage(&msg);
SYSTEMTIME stOut;
GetCurSel(&stOut);
stOut.wHour = 0;
stOut.wMinute = 0;
stOut.wSecond = 0;
stOut.wMilliseconds = 0;
dtPickedDate = COleDateTime(stOut);
bValidDatePicked = TRUE;
bBreak = true;
}
else
DispatchMessage(&msg);
}
else
{
DispatchMessage(&msg);
}
}
ReleaseCapture();
ShowWindow(SW_HIDE);
return bValidDatePicked;
}
/////////////////////////////////////////////////////////////////////////////
// COXCalendarEdit
IMPLEMENT_DYNCREATE(COXCalendarEdit, COXMaskedEdit)
COXCalendarEdit::COXCalendarEdit()
{
m_strDateFormat = _T("");
}
COXCalendarEdit::COXCalendarEdit(LPCTSTR lpszDateFormat)
{
SetDateFormat(lpszDateFormat);
}
COXCalendarEdit::~COXCalendarEdit()
{
}
BEGIN_MESSAGE_MAP(COXCalendarEdit, COXMaskedEdit)
//{{AFX_MSG_MAP(COXCalendarEdit)
ON_WM_KILLFOCUS()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// COXCalendarEdit message handlers
BOOL COXCalendarEdit::InitializeDropEdit()
{
if(!m_Calendar.CreateEx(WS_EX_TOOLWINDOW | WS_EX_TOPMOST, _T("SysMonthCal32"),_T(""),
WS_POPUP | WS_BORDER, CRect(0, 0, 0, 0), this, 0, NULL))
{
TRACE(_T("Unable to create drop list.\n"));
AfxThrowResourceException();
}
m_Calendar.SetOwner(this);
return TRUE;
}
void COXCalendarEdit::OnDropButton()
{
CRect rect;
GetClientRect(rect);
ClientToScreen(rect);
rect.right += GetButtonWidth();
CRect rectParent = rect;
rect.top = rect.bottom;
rect.left = rect.right;
// Get the size of the calendar control
RECT rectSize;
m_Calendar.GetMinReqRect(&rectSize);
rect.left -= rectSize.right;
rect.bottom += rectSize.bottom;
// Read the initial date
CString strText;
GetWindowText(strText);
COleDateTime dtInitialDate = GetDateFromString(strText);
if (dtInitialDate.GetStatus() != COleDateTime::valid)
dtInitialDate = COleDateTime::GetCurrentTime();
// Display the calendar popup window
COleDateTime dtPickedDate;
BOOL bDatePicked = m_Calendar.Pick(rect, rectParent, dtInitialDate, dtPickedDate);
if (bDatePicked)
SetWindowText(GetStringFromDate(dtPickedDate));
}
CString COXCalendarEdit::GetErrorString()
{
return _T("<bad date>");
}
void COXCalendarEdit::SetDateFormat(LPCTSTR lpszDateFormat)
{
m_strDateFormat = lpszDateFormat;
m_strDateFormat.MakeUpper();
// Set the masked edit format
CString strMaskedEditFormat(m_strDateFormat);
strMaskedEditFormat.Replace('D', '#');
strMaskedEditFormat.Replace('M', '#');
strMaskedEditFormat.Replace('Y', '#');
SetMask(strMaskedEditFormat);
}
COleDateTime COXCalendarEdit::GetDateFromString(LPCTSTR lpszDateString)
{
CString strDate = lpszDateString;
// First get the year
// 1. Find where the year starts and where it ends
int iYearStartIdx = m_strDateFormat.Find('Y');
int iYearEndIdx = m_strDateFormat.ReverseFind('Y');
CString strYearOnly = strDate.Mid(iYearStartIdx, iYearEndIdx - iYearStartIdx + 1);
int iYear = ::_ttoi(strYearOnly);
// 2. Find where the month starts and where it ends
int iMonthStartIdx = m_strDateFormat.Find('M');
int iMonthEndIdx = m_strDateFormat.ReverseFind('M');
CString strMonthOnly = strDate.Mid(iMonthStartIdx, iMonthEndIdx - iMonthStartIdx + 1);
int iMonth = ::_ttoi(strMonthOnly);
// 3. Find where the day starts and where it ends
int iDayStartIdx = m_strDateFormat.Find('D');
int iDayEndIdx = m_strDateFormat.ReverseFind('D');
CString strDayOnly = strDate.Mid(iDayStartIdx, iDayEndIdx - iDayStartIdx + 1);
int iDay = ::_ttoi(strDayOnly);
return COleDateTime(iYear, iMonth, iDay, 0, 0, 0);
}
void COXCalendarEdit::OnKillFocus(CWnd* pNewWnd)
{
COXMaskedEdit::OnKillFocus(pNewWnd);
}
CString COXCalendarEdit::GetStringFromDate(COleDateTime dtDate)
{
// Format the picked date and put it into the edit box
// We need to convert the COXCalendarEdit date format string into
// and strftime() style format string.
CString strNewFormat(m_strDateFormat);
strNewFormat.Replace(_T("YYYY"), _T("%Y"));
strNewFormat.Replace(_T("YY"), _T("%y"));
strNewFormat.Replace(_T("MM"), _T("%m"));
strNewFormat.Replace(_T("DD"), _T("%d"));
return dtDate.Format(strNewFormat);
}
CString COXCalendarEdit::GetText()
{
CString strText = COXMaskedEdit::GetText();
if (IsEmptyDate(strText))
return _T("");
else if (IsValidDate(strText))
return strText;
else
return GetErrorString();
}
BOOL COXCalendarEdit::IsValidDate(LPCTSTR lpszTestDate)
{
ASSERT(lpszTestDate != NULL);
if (IsEmptyDate(lpszTestDate))
return TRUE;
COleDateTime dtDate = GetDateFromString(lpszTestDate);
if (dtDate.GetStatus() == COleDateTime::valid)
return TRUE;
else
return FALSE;
}
void COXMonthCalPopup::AdjustDisplayRectangle(CRect &rect, CRect rectParent)
{
// Get the rectangle of the monitor closest to the menu rectangle
HMONITOR hMonitor = ::MonitorFromRect(rect, MONITOR_DEFAULTTONEAREST);
MONITORINFO mi;
mi.cbSize = sizeof(MONITORINFO);
::GetMonitorInfo(hMonitor, &mi);
const int iMixScreenX = mi.rcMonitor.left;
const int iMaxScreenX = mi.rcMonitor.right;
const int iMaxScreenY = mi.rcMonitor.bottom;
CSize sizeParent(rectParent.Width(), rectParent.Height());
CPoint ptTopLeft(rect.left, rect.top);
if (ptTopLeft.x < iMixScreenX)
ptTopLeft.x = iMixScreenX;
if (ptTopLeft.x + rect.Width() > iMaxScreenX)
ptTopLeft.x = iMaxScreenX - rect.Width();
// Make sure the popup is not clipped at the bottom
if (rect.bottom > iMaxScreenY)
{
// The popup should be above the item
ptTopLeft.y = rectParent.top - rect.Height();
}
CSize sizeTemp = rect.Size();
rect.SetRect(ptTopLeft.x, ptTopLeft.y,
ptTopLeft.x + sizeTemp.cx, ptTopLeft.y + sizeTemp.cy);
}
BOOL COXCalendarEdit::IsEmptyDate(LPCTSTR lpszTestDate)
{
CString strTestDate = lpszTestDate;
if (strTestDate.IsEmpty())
return TRUE;
// Produce the empty date string
CString strEmptyDate = m_strDateFormat;
strEmptyDate.Replace('Y', ' ');
strEmptyDate.Replace('M', ' ');
strEmptyDate.Replace('D', ' ');
if (strTestDate == strEmptyDate)
return TRUE;
else
return FALSE;
}
void COXCalendarEdit::SetText(LPCTSTR lpszDate)
{
if (IsValidDate(lpszDate))
COXMaskedEdit::SetText(lpszDate);
else
COXMaskedEdit::SetText(_T(""));
}
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