singleocxctl.cpp

activex 控件大小改变 可做为初学activex学习activex 的实例

// SingleOcxCtl.cpp : Implementation of the CSingleOcxCtrl ActiveX Control class.

#include "stdafx.h"
#include "SingleOcx.h"
#include "SingleOcxCtl.h"
#include "SingleOcxPpg.h"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif


IMPLEMENT_DYNCREATE(CSingleOcxCtrl, COleControl)


/////////////////////////////////////////////////////////////////////////////
// Message map

BEGIN_MESSAGE_MAP(CSingleOcxCtrl, COleControl)
	//{{AFX_MSG_MAP(CSingleOcxCtrl)
	// NOTE - ClassWizard will add and remove message map entries
	//    DO NOT EDIT what you see in these blocks of generated code !
	//}}AFX_MSG_MAP
	ON_OLEVERB(AFX_IDS_VERB_PROPERTIES, OnProperties)
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// Dispatch map

BEGIN_DISPATCH_MAP(CSingleOcxCtrl, COleControl)
	//{{AFX_DISPATCH_MAP(CSingleOcxCtrl)
	DISP_PROPERTY_NOTIFY(CSingleOcxCtrl, "xPos", m_xPos, OnXPosChanged, VT_I2)
	DISP_PROPERTY_EX(CSingleOcxCtrl, "yPos", GetYPos, SetYPos, VT_I2)
	DISP_FUNCTION(CSingleOcxCtrl, "SetText", SetText, VT_EMPTY, VTS_BSTR)
	//}}AFX_DISPATCH_MAP
	DISP_FUNCTION_ID(CSingleOcxCtrl, "AboutBox", DISPID_ABOUTBOX, AboutBox, VT_EMPTY, VTS_NONE)
END_DISPATCH_MAP()


/////////////////////////////////////////////////////////////////////////////
// Event map

BEGIN_EVENT_MAP(CSingleOcxCtrl, COleControl)
	//{{AFX_EVENT_MAP(CSingleOcxCtrl)
	EVENT_CUSTOM("SINGLEOLEERR", FireSINGLEOLEERR, VTS_BSTR)
	//}}AFX_EVENT_MAP
END_EVENT_MAP()


/////////////////////////////////////////////////////////////////////////////
// Property pages

// TODO: Add more property pages as needed.  Remember to increase the count!
BEGIN_PROPPAGEIDS(CSingleOcxCtrl, 1)
	PROPPAGEID(CSingleOcxPropPage::guid)
END_PROPPAGEIDS(CSingleOcxCtrl)


/////////////////////////////////////////////////////////////////////////////
// Initialize class factory and guid

IMPLEMENT_OLECREATE_EX(CSingleOcxCtrl, "SINGLEOCX.SingleOcxCtrl.1",
	0x9336be03, 0xe76a, 0x4950, 0x84, 0xab, 0x98, 0x9e, 0x85, 0x4e, 0x7c, 0xdd)


/////////////////////////////////////////////////////////////////////////////
// Type library ID and version

IMPLEMENT_OLETYPELIB(CSingleOcxCtrl, _tlid, _wVerMajor, _wVerMinor)


/////////////////////////////////////////////////////////////////////////////
// Interface IDs

const IID BASED_CODE IID_DSingleOcx =
		{ 0xfe75388f, 0x55f7, 0x4187, { 0xa4, 0x77, 0xbc, 0xa3, 0x12, 0xb5, 0xc4, 0xfd } };
const IID BASED_CODE IID_DSingleOcxEvents =
		{ 0xbe228166, 0x8589, 0x48c1, { 0xae, 0xff, 0x41, 0xc, 0x9a, 0x8f, 0x83, 0xa3 } };


/////////////////////////////////////////////////////////////////////////////
// Control type information

static const DWORD BASED_CODE _dwSingleOcxOleMisc =
	OLEMISC_ACTIVATEWHENVISIBLE |
	OLEMISC_SETCLIENTSITEFIRST |
	OLEMISC_INSIDEOUT |
	OLEMISC_CANTLINKINSIDE |
	OLEMISC_RECOMPOSEONRESIZE;

IMPLEMENT_OLECTLTYPE(CSingleOcxCtrl, IDS_SINGLEOCX, _dwSingleOcxOleMisc)


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::CSingleOcxCtrlFactory::UpdateRegistry -
// Adds or removes system registry entries for CSingleOcxCtrl

BOOL CSingleOcxCtrl::CSingleOcxCtrlFactory::UpdateRegistry(BOOL bRegister)
{
	// TODO: Verify that your control follows apartment-model threading rules.
	// Refer to MFC TechNote 64 for more information.
	// If your control does not conform to the apartment-model rules, then
	// you must modify the code below, changing the 6th parameter from
	// afxRegApartmentThreading to 0.

	if (bRegister)
		return AfxOleRegisterControlClass(
			AfxGetInstanceHandle(),
			m_clsid,
			m_lpszProgID,
			IDS_SINGLEOCX,
			IDB_SINGLEOCX,
			afxRegApartmentThreading,
			_dwSingleOcxOleMisc,
			_tlid,
			_wVerMajor,
			_wVerMinor);
	else
		return AfxOleUnregisterClass(m_clsid, m_lpszProgID);
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::CSingleOcxCtrl - Constructor

CSingleOcxCtrl::CSingleOcxCtrl()
{
	InitializeIIDs(&IID_DSingleOcx, &IID_DSingleOcxEvents);

	m_xPos = 0 ;
	m_strText = "简单的ActiveX控件" ;
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::~CSingleOcxCtrl - Destructor

CSingleOcxCtrl::~CSingleOcxCtrl()
{
	// TODO: Cleanup your control's instance data here.
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::OnDraw - Drawing function

void CSingleOcxCtrl::OnDraw(
			CDC* pdc, const CRect& rcBounds, const CRect& rcInvalid)
{
	CRect r(rcBounds);
	r.left = m_xPos ;
	r.top  = GetYPos() ;
	pdc->DrawText(m_strText,r,DT_LEFT);
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::DoPropExchange - Persistence support

void CSingleOcxCtrl::DoPropExchange(CPropExchange* pPX)
{
	ExchangeVersion(pPX, MAKELONG(_wVerMinor, _wVerMajor));
	COleControl::DoPropExchange(pPX);

//	PX_Long(pPX,_T("xPos"),m_xPos,0);

}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::OnResetState - Reset control to default state

void CSingleOcxCtrl::OnResetState()
{
	COleControl::OnResetState();  // Resets defaults found in DoPropExchange

	// TODO: Reset any other control state here.
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl::AboutBox - Display an "About" box to the user

void CSingleOcxCtrl::AboutBox()
{
	CDialog dlgAbout(IDD_ABOUTBOX_SINGLEOCX);
	dlgAbout.DoModal();
}


/////////////////////////////////////////////////////////////////////////////
// CSingleOcxCtrl message handlers

void CSingleOcxCtrl::OnXPosChanged() 
{
	InvalidateControl();
	SetModifiedFlag();
}

short CSingleOcxCtrl::GetYPos() 
{
	// TODO: Add your property handler here

	return 0;
}

void CSingleOcxCtrl::SetYPos(short nNewValue) 
{
	CString strMess ;
	strMess.Format("%d",nNewValue);
	AfxMessageBox(strMess);
	// TODO: Add your property handler here

	SetModifiedFlag();
}

void CSingleOcxCtrl::SetText(LPCTSTR lpText) 
{
	m_strText = lpText ;
	if(m_strText.GetLength() > 100 )
	{
		m_strText = m_strText.Left(100) ;
		FireSINGLEOLEERR("控件文本过长");
	}
	InvalidateControl();
}