www.pudn.com > NetGuard.rar > HyperlinkStatic.cpp

// HyperlinkStatic.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "HyperlinkStatic.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CHyperlinkStatic 
 
CHyperlinkStatic::CHyperlinkStatic() 
{ 
	_strCaption = _strHyperlink = _T("");	  
	_bMouseInControl = _bCreateFont = _bGetCaptionSize = false; 
	_hHandCursor = AfxGetApp()->LoadStandardCursor(MAKEINTRESOURCE(32649)); 
	_hArrowCursor = AfxGetApp()->LoadStandardCursor(IDC_ARROW); 
} 
 
CHyperlinkStatic::~CHyperlinkStatic() 
{ 
} 
 
BEGIN_MESSAGE_MAP(CHyperlinkStatic, CStatic) 
	//{{AFX_MSG_MAP(CHyperlinkStatic) 
	ON_WM_LBUTTONDOWN() 
	ON_WM_PAINT() 
	ON_WM_DESTROY() 
	ON_WM_MOUSEMOVE() 
	//}}AFX_MSG_MAP 
	ON_MESSAGE(WM_MOUSELEAVE, OnMouseLeave) 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CHyperlinkStatic message handlers 
 
void CHyperlinkStatic::SetHyperlink(CString strHyperlink) 
{ 
	_strHyperlink = strHyperlink; 
} 
 
void CHyperlinkStatic::SetCaption(CString strCaption) 
{ 
	_strCaption = strCaption; 
	_bGetCaptionSize = false;	 
} 
 
void CHyperlinkStatic::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
	if ( _bGetCaptionSize == false ) 
		GetCaptionSize(); 
	if (InCaptionRange(point)) 
		ShellExecute(0, "open", _strHyperlink, 0, 0, SW_SHOWNORMAL); 
	CStatic::OnLButtonDown(nFlags, point); 
} 
 
void CHyperlinkStatic::OnPaint()  
{	 
	if ( _bCreateFont == false ) 
		CreateFont(); 
	CPaintDC dc(this); 
	CFont *pOldFont = (CFont*)dc.SelectObject(&_fontCaption); 
	dc.SetBkMode(TRANSPARENT); 
	dc.SetTextColor(RGB(0,0,255)); 
	dc.TextOut(0, 0, _strCaption); 
	dc.SelectObject(pOldFont); 
} 
 
void CHyperlinkStatic::OnDestroy()  
{ 
	CStatic::OnDestroy(); 
	_fontCaption.DeleteObject(); 
} 
 
void CHyperlinkStatic::PreSubclassWindow()  
{ 
	ModifyStyle(0, SS_NOTIFY, TRUE); 
	GetWindowText(_strCaption); 
	_bGetCaptionSize = false; 
	CStatic::PreSubclassWindow(); 
} 
 
LRESULT CHyperlinkStatic::OnMouseLeave(WPARAM wParam, LPARAM lParam) 
{ 
	_bMouseInControl = false; 
	::SetCursor(_hArrowCursor);	 
	return 0; 
} 
 
void CHyperlinkStatic::OnMouseMove(UINT nFlags, CPoint point)  
{ 
	if ( _bMouseInControl == false ) { 
		//Track the mouse leave event 
		TRACKMOUSEEVENT tme; 
		tme.cbSize = sizeof(tme); 
        tme.hwndTrack = GetSafeHwnd(); 
        tme.dwFlags = TME_LEAVE;         
		_TrackMouseEvent(&tme); 
		_bMouseInControl = true; 
	} 
	else { 
		if ( _bGetCaptionSize == false ) 
			GetCaptionSize(); 
		::SetCursor((InCaptionRange(point))?_hHandCursor:_hArrowCursor);		 
	} 
	CStatic::OnMouseMove(nFlags, point); 
} 
 
void CHyperlinkStatic::CreateFont() 
{ 
	CFont* pFontParent = GetParent()->GetFont();	 
	if ( pFontParent ) { 
		LOGFONT lf; 
		pFontParent->GetObject(sizeof(lf), &lf); 
		lf.lfUnderline = TRUE;		 
		_fontCaption.CreateFontIndirect(&lf); 
		_bCreateFont = true; 
	} 
} 
 
void CHyperlinkStatic::GetCaptionSize() 
{ 
	if (( _bGetCaptionSize == false ) && ( _bCreateFont )) { 
		CClientDC dc(this); 
		CFont *pOldFont = dc.SelectObject(&_fontCaption); 
		_sizeCaption = dc.GetTextExtent(_strCaption); 
		dc.SelectObject(pOldFont); 
		_bGetCaptionSize = true; 
	} 
} 
 
bool CHyperlinkStatic::InCaptionRange(CPoint &point) 
{ 
	if ( _bGetCaptionSize == false ) 
		return false; 
	return (( point.x >= 0 )&&( point.x < _sizeCaption.cx ) && 
			( point.y >= 0 )&&( point.y < _sizeCaption.cy )); 
}