Mobile

CMyDialog dlg;
ShowSipButton();
dlg.DoModal();
HideSipButton();

// in the header file
class CMainFrame
{
protected:
	HWND  m_hwndSIP;
	CRect m_SIPRect;
	BOOL  m_bSIPHidden;
public:
	void HideSipButton();
	void ShowSipButton();
};

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
	if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
	{
		return -1;
	}

	m_hwndSIP = ::FindWindow(_T("MS_SIPBUTTON"), NULL);
	ASSERT(NULL != m_hwndSIP);
	::GetWindowRect(m_hwndSIP, &m_SIPRect);
	m_bSIPHidden = FALSE;
	HideSipButton();

	return 0;
}

//------------------------------------------------------------------------------
// Hides the SIP button by moving it OFF the visible screen.
//------------------------------------------------------------------------------
void CMainFrame::HideSipButton()
{
   if (!m_bSIPHidden)
   {
	   ASSERT(NULL != m_hwndSIP);
	   ::MoveWindow(m_hwndSIP, 0, 0, 0, 0, TRUE);
	   m_bSIPHidden = TRUE;
   }
}


//------------------------------------------------------------------------------
// Displays the SIP button by moving it back onto the visible screen.
//------------------------------------------------------------------------------
void CMainFrame::ShowSipButton() 
{
   if (m_bSIPHidden)
   {
	   ASSERT(NULL != m_hwndSIP);
	   ::MoveWindow(m_hwndSIP,
	                m_SIPRect.left,
	                m_SIPRect.top,
	                m_SIPRect.right - m_SIPRect.left + 1,
	                m_SIPRect.bottom - m_SIPRect.top + 1,
	                TRUE);
	   m_bSIPHidden = FALSE;
   }
}

#include "sipapi.h"

bool  FkGetSipVisible( void )
{
	SIPINFO  si;
	memset(&si, 0, sizeof(si));
	si.cbSize = sizeof(si);

	if( !::SipGetInfo(&si) )  return(false);

	return( si.fdwFlags & SIPF_ON );
}

bool  FkSetSipVisible( bool V )
{
	DWORD  v = V ? SIPF_ON : SIPF_OFF;
	return( ::SipShowIM(v) == TRUE );
	// You could also use SipSetInfo()
}

void CkPgEditInfo::OnLButtonDown(UINT nFlags, CPoint point) 
{
	CPropertyPage::OnLButtonDown(nFlags, point);
	FkSetSipVisible(false);
	SetFocus();
}

void CkPgEditInfo::OnSetfocusEdit  ()  { FkSetSipVisible(true);  }
void CkPgEditInfo::OnKillfocusEdit ()  { FkSetSipVisible(false); }

HideSipButton();
CMypropSheet dlg(_T("Title"));
dlg.DoModal();
ShowSipButton();