#include "stdafx.h"
#include "Hyplink.h"

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

/////////////////////////////////////////////////////////////////////////////
// CHyperlinkStatic

IMPLEMENT_DYNAMIC(CHyperlinkStatic, CStatic)

BEGIN_MESSAGE_MAP(CHyperlinkStatic, CStatic)
	//{{AFX_MSG_MAP(CHyperlinkStatic)
	ON_WM_CTLCOLOR_REFLECT()
	ON_CONTROL_REFLECT(STN_CLICKED, OnClicked)
	ON_WM_MOUSEMOVE()
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
	ON_MESSAGE(WM_MOUSELEAVE,OnMouseLeave)
END_MESSAGE_MAP()

CHyperlinkStatic::CHyperlinkStatic()	
{
   m_UnvisitedColor  =URL_UNVISITED_COLOR;
	m_VisitedColor    =URL_VISITED_COLOR;
	m_HighlitedColor  =RGB(255,0,0);
	m_bHighlight      =FALSE;
	m_bTrackLeave     =FALSE;
}

void CHyperlinkStatic::SetLink(LPCTSTR lpstrNewLink)
{
	m_strHyperlink = lpstrNewLink;
}

void CHyperlinkStatic::SetVisitedColor(COLORREF  crVisitedColor) 
{
   m_VisitedColor = crVisitedColor;
}

void CHyperlinkStatic::SetUnvisitedColor(COLORREF  crUnvisitedColor) 
{
   m_UnvisitedColor = crUnvisitedColor;
}

void CHyperlinkStatic::SetHighlitedColor(COLORREF  crHighlitedColor) 
{
   m_HighlitedColor = crHighlitedColor;
}

int CHyperlinkStatic::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
   if (CStatic::OnCreate(lpCreateStruct) == -1) 
   {
		return -1;
	}
	return 0;
}


HBRUSH CHyperlinkStatic::CtlColor(CDC* pDC, UINT nCtlColor)
{			
   HBRUSH   hBrush   = NULL;

   DWORD dwStyle  = GetStyle();
	if (!(dwStyle & SS_NOTIFY)) 
   {		
      ::SetWindowLong(m_hWnd, GWL_STYLE, dwStyle | SS_NOTIFY);
	}
		
	if ((dwStyle & 0xFF) >= SS_RIGHT) 
   {				
		if (!(HFONT)m_Font) 
      {			
			CFont *pFont = GetFont();
			if(pFont) 
         {
            LOGFONT Logfont;
				pFont->GetObject(sizeof(Logfont), &Logfont);
				Logfont.lfUnderline = TRUE;
				m_Font.CreateFontIndirect(&Logfont);
			}
		}		
		pDC->SelectObject(&m_Font);
		pDC->SetTextColor(m_bVisited ? m_VisitedColor : m_UnvisitedColor);
		pDC->SetBkMode(TRANSPARENT);
				
		hBrush = (HBRUSH)::GetStockObject(HOLLOW_BRUSH);
	}
	return hBrush;
}

void CHyperlinkStatic::OnClicked()
{
	if (m_strHyperlink.IsEmpty())
   {
		GetWindowText(m_strHyperlink);
   }
	
	HINSTANCE Hinstance = ShellExecute(NULL, "open", m_strHyperlink, NULL, NULL, SW_SHOWNORMAL);
	if ((UINT)Hinstance > 32) 
   {
		m_bVisited = TRUE;
		Invalidate();
	} 
   else 
   {
      MessageBeep(0);		
	}
}

void CHyperlinkStatic::OnMouseMove(UINT nFlags, CPoint point)
{
   if (!m_bTrackLeave) 
   {        
      TRACKMOUSEEVENT TrackMouseEvent;
      TrackMouseEvent.cbSize = sizeof(TrackMouseEvent);
      TrackMouseEvent.hwndTrack = m_hWnd;
      TrackMouseEvent.dwFlags = TME_LEAVE;
      _TrackMouseEvent(&TrackMouseEvent);
      m_bTrackLeave = TRUE;
		m_bHighlight = TRUE;		
      Invalidate(FALSE);
      UpdateWindow();
   }
}

LPARAM  CHyperlinkStatic::OnMouseLeave(WPARAM wp, LPARAM lp)
{
   m_bTrackLeave = FALSE;
   if (m_bHighlight) 
   {		
      m_bHighlight = FALSE;

      Invalidate(FALSE);
      UpdateWindow();
   }
   return 0;
}

void CHyperlinkStatic::OnPaint()
{
   CString  strText;
	CPaintDC MyDC(this);	

	if (!(HFONT)m_Font) 
   {		
		CFont *pFont = GetFont();
		if(pFont) 
      {
         LOGFONT LogFont;
			pFont->GetObject(sizeof(LogFont), &LogFont);
			LogFont.lfUnderline = TRUE;
			m_Font.CreateFontIndirect(&LogFont);
		}
	}
		
	MyDC.SelectObject(&m_Font);
	MyDC.SetTextColor(m_bHighlight?m_HighlitedColor:(m_bVisited?m_VisitedColor:m_UnvisitedColor));
	MyDC.SetBkMode(TRANSPARENT);
	
	GetWindowText(strText);
	MyDC.TextOut(0,0,strText);
}