ActiveX

         

MyCtrlCtl.cpp


// MyCtrlCtl.cpp : Implementation of the CMyCtrlCtrl ActiveX Control class.

#include "stdafx.h"

#include "MyCtrl.h"

#include "MyCtrlCtl.h"

#include "MyCtrlPpg.h"

#ifdef _DEBUG

#define new DEBUG_NEW

#undef THIS_FILE

static char THIS_FILE[] = __FILE__;

#endif

IMPLEMENT_DYNCREATE(CMyCtrlCtrl, COleControl)

/////////////////////////////////////////////////////////////////////////////

// Message map

BEGIN_MESSAGE_MAP(CMyCtrlCtrl, COleControl)

//{{AFX_MSG_MAP(CMyCtrlCtrl)

ON_WM_LBUTTONDOWN()



ON_WM_TIMER()

ON_WM_CREATE()

ON_WM_CLOSE()

//}}AFX_MSG_MAP

ON_OLEVERB(AFX_IDS_VERB_PROPERTIES, OnProperties)

END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////

// Dispatch map

BEGIN_DISPATCH_MAP(CMyCtrlCtrl, COleControl)

//{{AFX_DISPATCH_MAP(CMyCtrlCtrl)

DISP_PROPERTY_EX(CMyCtrlCtrl, "Shape", GetShape, SetShape, VT_I2)

DISP_PROPERTY_EX(CMyCtrlCtrl, "Selected", GetSelected, SetNotSupported, VT_BOOL)

DISP_PROPERTY_EX(CMyCtrlCtrl, "SelectColor", GetSelectColor, SetSelectColor, VT_COLOR)

DISP_PROPERTY_EX(CMyCtrlCtrl, "TextColor", GetTextColor, SetTextColor, VT_COLOR)

DISP_PROPERTY_EX(CMyCtrlCtrl, "Sleep", GetSleep, SetSleep, VT_I4)

DISP_FUNCTION(CMyCtrlCtrl, "DoChangeTimer", DoChangeTimer, VT_BOOL, VTS_NONE)

DISP_DEFVALUE(CMyCtrlCtrl, "Shape")

DISP_STOCKPROP_FORECOLOR()

DISP_STOCKPROP_CAPTION()

DISP_STOCKPROP_FONT()

//}}AFX_DISPATCH_MAP

DISP_FUNCTION_ID(CMyCtrlCtrl, "AboutBox", DISPID_ABOUTBOX, AboutBox, VT_EMPTY, VTS_NONE)

END_DISPATCH_MAP()

/////////////////////////////////////////////////////////////////////////////


// Event map

BEGIN_EVENT_MAP(CMyCtrlCtrl, COleControl)

//{{AFX_EVENT_MAP(CMyCtrlCtrl)

EVENT_CUSTOM("Select", FireSelect, VTS_BOOL)

EVENT_CUSTOM("Tick", FireTick, VTS_I4)

//}}AFX_EVENT_MAP

END_EVENT_MAP()

/////////////////////////////////////////////////////////////////////////////

// Property pages

// TODO: Add more property pages as needed. Remember to increase the count!

BEGIN_PROPPAGEIDS(CMyCtrlCtrl, 3)

PROPPAGEID(CMyCtrlPropPage::guid)

PROPPAGEID(CLSID_CColorPropPage)

PROPPAGEID(CLSID_CFontPropPage)

END_PROPPAGEIDS(CMyCtrlCtrl)

/////////////////////////////////////////////////////////////////////////////

// Initialize class factory and guid

IMPLEMENT_OLECREATE_EX(CMyCtrlCtrl, "MYCTRL.MyCtrlCtrl.1",

0x49e2f37f, 0xb48d, 0x11d3, 0xa2, 0xb0, 0, 0xa0, 0xc9, 0x55, 0xfa, 0x9e)

/////////////////////////////////////////////////////////////////////////////

// Type library ID and version

IMPLEMENT_OLETYPELIB(CMyCtrlCtrl, _tlid, _wVerMajor, _wVerMinor)

/////////////////////////////////////////////////////////////////////////////

// Interface IDs

const IID BASED_CODE IID_DMyCtrl =

{ 0x49e2f37d, 0xb48d, 0x11d3, { 0xa2, 0xb0, 0, 0xa0, 0xc9, 0x55, 0xfa, 0x9e } };

const IID BASED_CODE IID_DMyCtrlEvents =

{ 0x49e2f37e, 0xb48d, 0x11d3, { 0xa2, 0xb0, 0, 0xa0, 0xc9, 0x55, 0xfa, 0x9e } };

/////////////////////////////////////////////////////////////////////////////

// Control type information

static const DWORD BASED_CODE _dwMyCtrlOleMisc =

OLEMISC_ACTIVATEWHENVISIBLE |

OLEMISC_SETCLIENTSITEFIRST |

OLEMISC_INSIDEOUT |

OLEMISC_CANTLINKINSIDE |

OLEMISC_RECOMPOSEONRESIZE;

IMPLEMENT_OLECTLTYPE(CMyCtrlCtrl, IDS_MYCTRL, _dwMyCtrlOleMisc)



/////////////////////////////////////////////////////////////////////////////

// CMyCtrlCtrl::CMyCtrlCtrlFactory::UpdateRegistry -

// Adds or removes system registry entries for CMyCtrlCtrl

BOOL CMyCtrlCtrl::CMyCtrlCtrlFactory::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_MYCTRL,

IDB_MYCTRL,

afxRegApartmentThreading,

_dwMyCtrlOleMisc,

_tlid,

_wVerMajor,

_wVerMinor);

else

return AfxOleUnregisterClass(m_clsid, m_lpszProgID);

}

/////////////////////////////////////////////////////////////////////////////

// CMyCtrlCtrl::CMyCtrlCtrl - Constructor

CMyCtrlCtrl::CMyCtrlCtrl()

{

InitializeIIDs(&IID_DMyCtrl, &IID_DMyCtrlEvents);

m_bSelected = FALSE;

m_nShape = 0;

SetForeColor(RGB(0,255,0));

m_timeSleep = 1000;

m_tick = 0;

}

/////////////////////////////////////////////////////////////////////////////

// CMyCtrlCtrl::~CMyCtrlCtrl - Destructor

CMyCtrlCtrl::~CMyCtrlCtrl()

{

}

/////////////////////////////////////////////////////////////////////////////



// CMyCtrlCtrl::OnDraw - Drawing function

void CMyCtrlCtrl::OnDraw(

CDC* pdc, const CRect& rcBounds, const CRect& rcInvalid)

{

CPen pen;

CBrush foreBrush, backBrush;

CPoint points[3];

pdc->SaveDC();

pen.CreatePen(PS_SOLID, 1, RGB(0, 0, 0));

ULONG foreColor = TranslateColor(GetForeColor());

backBrush.CreateSolidBrush(TranslateColor(AmbientBackColor()));

foreBrush.CreateSolidBrush(GetSelected() ? foreColor : TranslateColor(m_selectColor));

pdc->FillRect(rcBounds, &backBrush);

pdc->SelectObject(&pen);

pdc->SelectObject(&foreBrush);

switch (m_nShape)

{

case 0:

pdc->Ellipse(rcBounds);

break;

case 1:

pdc->Rectangle(rcBounds);

break;

case 2:

points[0].x = rcBounds.left;

points[0].y = rcBounds.bottom - 1;

points[1].x = (rcBounds.left + rcBounds.right - 1) / 2;

points[1].y = rcBounds.top;

points[2].x = rcBounds.right - 1;

points[2].y = rcBounds.bottom - 1;

pdc->Polygon(points, 3);

break;

}

CFont *pOldFont;

TEXTMETRIC tm;



pdc->SetTextColor(TranslateColor(m_textColor));

pdc->SetBkMode(TRANSPARENT);



CString strCaption = GetText();

pOldFont = SelectStockFont(pdc);

pdc->GetTextMetrics(&tm);

pdc->SetTextAlign(TA_CENTER|TA_TOP);

pdc->ExtTextOut((rcBounds.left + rcBounds.right)/2,(rcBounds.top + rcBounds.bottom - tm.tmHeight)/2,



ETO_CLIPPED, rcBounds, strCaption, strCaption.GetLength(),NULL);



CString strTick;

strTick.Format("%d",m_tick);

pdc->ExtTextOut((rcBounds.left + rcBounds.right)/2,(rcBounds.top + tm.tmHeight),

ETO_CLIPPED, rcBounds, strTick, strTick.GetLength(),NULL);



pdc->RestoreDC(-1);

}

/////////////////////////////////////////////////////////////////////////////

// CMyCtrlCtrl::DoPropExchange - Persistence support

void CMyCtrlCtrl::DoPropExchange(CPropExchange* pPX)

{

ExchangeVersion(pPX, MAKELONG(_wVerMinor, _wVerMajor));

COleControl::DoPropExchange(pPX);

PX_Short(pPX, _T("Shape"), m_nShape, 0);

PX_Long(pPX, _T("SelectColor"), (long&) m_selectColor, RGB(255,0,0));

PX_Long(pPX, _T("TextColor"), (long&) m_textColor, RGB(0,0,0));

PX_Long(pPX, _T("Sleep"), m_timeSleep, 1000);

}

/////////////////////////////////////////////////////////////////////////////

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

void CMyCtrlCtrl::OnResetState()

{

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

// TODO: Reset any other control state here.

}

/////////////////////////////////////////////////////////////////////////////

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

void CMyCtrlCtrl::AboutBox()

{

CDialog dlgAbout(IDD_ABOUTBOX_MYCTRL);

dlgAbout.DoModal();

}

/////////////////////////////////////////////////////////////////////////////

// CMyCtrlCtrl message handlers

short CMyCtrlCtrl::GetShape()

{

return m_nShape;



}

void CMyCtrlCtrl::SetShape(short nNewValue)

{

m_nShape = nNewValue;

SetModifiedFlag();

InvalidateControl();

}

BOOL CMyCtrlCtrl::GetSelected()

{

return m_bSelected;

}

void CMyCtrlCtrl::OnLButtonDown( UINT nFlags, CPoint point)

{

COleControl::OnLButtonDown(nFlags, point);

m_bSelected = !m_bSelected;

InvalidateControl();

FireSelect(m_bSelected);

}

OLE_COLOR CMyCtrlCtrl::GetSelectColor()

{

return m_selectColor;

}

void CMyCtrlCtrl::SetSelectColor(OLE_COLOR nNewValue)

{

m_selectColor = nNewValue;

SetModifiedFlag();

InvalidateControl();

}

OLE_COLOR CMyCtrlCtrl::GetTextColor()

{

return m_textColor;

}

void CMyCtrlCtrl::SetTextColor(OLE_COLOR nNewValue)

{

m_textColor = nNewValue;

SetModifiedFlag();

InvalidateControl();

}

long CMyCtrlCtrl::GetSleep()

{

return m_timeSleep;

}

void CMyCtrlCtrl::SetSleep(long nNewValue)

{

m_timeSleep = nNewValue;

SetModifiedFlag();

}

void CMyCtrlCtrl::OnTimer(UINT nIDEvent)

{

m_tick++;

FireTick(m_tick);

SetModifiedFlag();

InvalidateControl();



COleControl::OnTimer(nIDEvent);

}

#define ID_TIMER 1001

int CMyCtrlCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct)

{

if (COleControl::OnCreate(lpCreateStruct) == -1)

return -1;



idTimer = SetTimer( ID_TIMER, m_timeSleep, NULL );

timerOn = FALSE;

return 0;

}

void CMyCtrlCtrl::OnClose()

{

if ( timerOn )

{

KillTimer( idTimer );

timerOn =FALSE;

}

CWnd::OnClose();

}

BOOL CMyCtrlCtrl::DoChangeTimer()

{

if ( timerOn )

{

KillTimer( idTimer );

timerOn =FALSE;

}

else

{

idTimer = SetTimer( ID_TIMER, m_timeSleep, NULL );

timerOn =TRUE;

}

return timerOn;

}