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Borland
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Borland C++ V5.02
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TIME.PAK
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TIMECTL.CPP
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C/C++ Source or Header
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1997-05-06
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9KB
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352 lines
// timectl.cpp : Implementation of the CTimeCtrl OLE control class.
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1995 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 __BORLANDC__
#include "temptime.h"
#else
#include "time.h"
#endif
#include "timectl.h"
#include "timeppg.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// Numeric constants
const short ID_TIMER = 1;
IMPLEMENT_DYNCREATE(CTimeCtrl, COleControl)
/////////////////////////////////////////////////////////////////////////////
// Message map
BEGIN_MESSAGE_MAP(CTimeCtrl, COleControl)
//{{AFX_MSG_MAP(CTimeCtrl)
ON_WM_CREATE()
ON_WM_DESTROY()
ON_WM_ERASEBKGND()
ON_WM_TIMER()
//}}AFX_MSG_MAP
ON_OLEVERB(AFX_IDS_VERB_PROPERTIES, OnProperties)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// Dispatch map
BEGIN_DISPATCH_MAP(CTimeCtrl, COleControl)
//{{AFX_DISPATCH_MAP(CTimeCtrl)
DISP_PROPERTY_NOTIFY(CTimeCtrl, "Interval", m_interval, OnIntervalChanged, VT_I2)
DISP_STOCKPROP_ENABLED()
//}}AFX_DISPATCH_MAP
DISP_FUNCTION_ID(CTimeCtrl, "AboutBox", DISPID_ABOUTBOX, AboutBox, VT_EMPTY, VTS_NONE)
END_DISPATCH_MAP()
/////////////////////////////////////////////////////////////////////////////
// Event map
BEGIN_EVENT_MAP(CTimeCtrl, COleControl)
//{{AFX_EVENT_MAP(CTimeCtrl)
EVENT_CUSTOM("Timer", FireTimer, VTS_NONE)
//}}AFX_EVENT_MAP
END_EVENT_MAP()
/////////////////////////////////////////////////////////////////////////////
// Property pages
// TODO: Add more property pages as needed. Remember to increase the count!
BEGIN_PROPPAGEIDS(CTimeCtrl, 1)
PROPPAGEID(CTimePropPage::guid)
END_PROPPAGEIDS(CTimeCtrl)
/////////////////////////////////////////////////////////////////////////////
// Initialize class factory and guid
IMPLEMENT_OLECREATE_EX(CTimeCtrl, "TIME.TimeCtrl.1",
0xdcf0768d, 0xba7a, 0x101a, 0xb5, 0x7a, 0x0, 0x0, 0xc0, 0xc3, 0xed, 0x5f)
/////////////////////////////////////////////////////////////////////////////
// Type library ID and version
IMPLEMENT_OLETYPELIB(CTimeCtrl, _tlid, _wVerMajor, _wVerMinor)
/////////////////////////////////////////////////////////////////////////////
// Interface IDs
const IID BASED_CODE IID_DTime =
{ 0x37446b91, 0x5870, 0x101b, { 0xb5, 0x7b, 0x0, 0x60, 0x8c, 0xc9, 0x6a, 0xfa } };
const IID BASED_CODE IID_DTimeEvents =
{ 0x37446b92, 0x5870, 0x101b, { 0xb5, 0x7b, 0x0, 0x60, 0x8c, 0xc9, 0x6a, 0xfa } };
/////////////////////////////////////////////////////////////////////////////
// Control type information
static const DWORD BASED_CODE _dwTimeOleMisc =
OLEMISC_INVISIBLEATRUNTIME |
OLEMISC_ACTIVATEWHENVISIBLE |
OLEMISC_SETCLIENTSITEFIRST |
OLEMISC_INSIDEOUT |
OLEMISC_CANTLINKINSIDE |
OLEMISC_RECOMPOSEONRESIZE;
IMPLEMENT_OLECTLTYPE(CTimeCtrl, IDS_TIME, _dwTimeOleMisc)
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::CTimeCtrlFactory::UpdateRegistry -
// Adds or removes system registry entries for CTimeCtrl
BOOL CTimeCtrl::CTimeCtrlFactory::UpdateRegistry(BOOL bRegister)
{
if (bRegister)
return AfxOleRegisterControlClass(
AfxGetInstanceHandle(),
m_clsid,
m_lpszProgID,
IDS_TIME,
IDB_TIME,
FALSE, // Not insertable
_dwTimeOleMisc,
_tlid,
_wVerMajor,
_wVerMinor);
else
return AfxOleUnregisterClass(m_clsid, m_lpszProgID);
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::CTimeCtrl - Constructor
CTimeCtrl::CTimeCtrl()
{
InitializeIIDs(&IID_DTime, &IID_DTimeEvents);
SetInitialSize(24, 22);
m_interval = (short) DEFAULT_INTERVAL; // initialize interval property
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::~CTimeCtrl - Destructor
CTimeCtrl::~CTimeCtrl()
{
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnDraw - Drawing function
void CTimeCtrl::OnDraw(
CDC* pdc, const CRect& rcBounds, const CRect&)
{
CBitmap bitmap;
BITMAP bmp;
CPictureHolder picHolder;
CRect rcSrcBounds;
// Load clock bitmap
bitmap.LoadBitmap(IDB_CLOCK);
bitmap.GetObject(sizeof(BITMAP), &bmp);
rcSrcBounds.right = bmp.bmWidth;
rcSrcBounds.bottom = bmp.bmHeight;
// Create picture and render
picHolder.CreateFromBitmap((HBITMAP)bitmap.m_hObject, NULL, FALSE);
picHolder.Render(pdc, rcBounds, rcSrcBounds);
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::DoPropExchange - Persistence support
void CTimeCtrl::DoPropExchange(CPropExchange* pPX)
{
ExchangeVersion(pPX, MAKELONG(_wVerMinor, _wVerMajor));
COleControl::DoPropExchange(pPX);
short nInterval = m_interval;
PX_Short(pPX, _T("Interval"), (short) m_interval, (short) DEFAULT_INTERVAL);
if (pPX->IsLoading())
{
if (nInterval != m_interval)
OnIntervalChanged(); // Force timer to recreate w/ correct interval
}
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnResetState - Reset control to default state
void CTimeCtrl::OnResetState()
{
COleControl::OnResetState(); // Resets defaults found in DoPropExchange
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::AboutBox - Display an "About" box to the user
void CTimeCtrl::AboutBox()
{
CDialog dlgAbout(IDD_ABOUTBOX_TIME);
dlgAbout.DoModal();
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnEnabledChanged - Start/stop the timer when the enable state
// has changed.
void CTimeCtrl::OnEnabledChanged()
{
if (AmbientUserMode())
{
if (GetEnabled())
{
if (GetHwnd() != NULL)
StartTimer();
}
else
StopTimer();
}
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnIntervalChanged - Respond to a change of interval.
void CTimeCtrl::OnIntervalChanged()
{
// Restart timer if it's enabled
if (GetEnabled() && AmbientUserMode())
{
StopTimer();
StartTimer();
}
SetModifiedFlag(TRUE);
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnSetClientSite - Force creation of window
void CTimeCtrl::OnSetClientSite()
{
RecreateControlWindow();
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnCreate - Start the timer if it's enabled.
int CTimeCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (COleControl::OnCreate(lpCreateStruct) == -1)
return -1;
// Start timer if in user mode and if enabled
if (AmbientUserMode() && GetEnabled())
StartTimer();
return 0;
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnDestroy - Stop the timer before the control is destroyed.
void CTimeCtrl::OnDestroy()
{
StopTimer();
COleControl::OnDestroy();
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnEraseBkgnd - Simply return TRUE so background is not erased.
BOOL CTimeCtrl::OnEraseBkgnd(CDC*)
{
return TRUE;
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnTimer - Fire the timer event.
void CTimeCtrl::OnTimer(UINT)
{
FireTimer();
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::OnAmbientPropertyChange - Start the timer if user mode ambient
// property has changed and if timer is enabled. Stop the timer if user
// mode ambient property has changed and if timer is enabled.
void CTimeCtrl::OnAmbientPropertyChange(DISPID dispid)
{
if (dispid == DISPID_AMBIENT_USERMODE)
{
// Start or stop the timer
if (GetEnabled())
{
if (AmbientUserMode())
StartTimer();
else
StopTimer();
}
InvalidateControl();
}
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::StartTimer - Start the timer.
void CTimeCtrl::StartTimer()
{
SetTimer(ID_TIMER, m_interval, NULL);
}
/////////////////////////////////////////////////////////////////////////////
// CTimeCtrl::StopTimer - Stop the timer.
void CTimeCtrl::StopTimer()
{
KillTimer(ID_TIMER);
}