Exile 1.8 - The Password Manager

// hyperlink.cpp : implementation file
//

#include "stdafx.h"
#include "Exile.h"
#include "hyperlink.h"
#include ".\hyperlink.h"


// CHyperlink

IMPLEMENT_DYNAMIC(CHyperlink, CReadonlyEdit)
CHyperlink::CHyperlink()
{
	//
	// Initializing GDI objects
	//	
	m_crHyperlink = RGB(0, 0, 192);

	// Font
	NONCLIENTMETRICS ncm = { 0 };
	ncm.cbSize = sizeof(ncm);
	SystemParametersInfo(SPI_GETNONCLIENTMETRICS, 0, &ncm, 0);

	LOGFONT lfHyperlink = ncm.lfMessageFont;	
	lfHyperlink.lfUnderline = TRUE;	

	m_fnHyperlink.CreateFontIndirect(&lfHyperlink);

	// Loading cursor
	m_hHand = ::LoadCursor(0, IDC_HAND);
}

CHyperlink::~CHyperlink()
{
	::DeleteObject(m_hHand);
}


BEGIN_MESSAGE_MAP(CHyperlink, CReadonlyEdit)	
	ON_WM_CTLCOLOR_REFLECT()
	ON_WM_SETCURSOR()
	ON_WM_LBUTTONDOWN()
END_MESSAGE_MAP()



// CHyperlink message handlers
HBRUSH CHyperlink::CtlColor(CDC* pDC, UINT nCtlColor)
{
	pDC->SetTextColor(m_crHyperlink);
	return GetSysColorBrush(COLOR_WINDOW);
}

void CHyperlink::PreSubclassWindow()
{
	CReadonlyEdit::PreSubclassWindow();

	SetFont(&m_fnHyperlink);
}

BOOL CHyperlink::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message)
{
	CPoint ptCursor;
	::GetCursorPos(&ptCursor);
	ScreenToClient(&ptCursor);

	if(PointOverText(ptCursor))
	{
		::SetCursor(m_hHand);
		return TRUE;
	} // if
	
	return CReadonlyEdit::OnSetCursor(pWnd, nHitTest, message);
}

// Returns true if ptPoint (client coordinates) is in text rectangle
BOOL CHyperlink::PointOverText(const CPoint& ptPoint)
{	
	CDC *pDC = GetDC();

	// Dimensions & stuff
	CRect rcClient;
	CSize szText;
	CString strText;
	
	GetClientRect(rcClient);
	GetWindowText(strText);

	CFont *pFont = pDC->SelectObject(GetFont());
	szText = pDC->GetTextExtent(strText);
	pDC->SelectObject(pFont);

	ReleaseDC(pDC);

	return PtInRect(CRect(CPoint(0, 0), szText), ptPoint);
}

void CHyperlink::OnLButtonDown(UINT nFlags, CPoint point)
{
	if(PointOverText(point))
	{
		CString strText;
		GetWindowText(strText);

		::ShellExecute(0, _T("open"), strText, 0, 0, SW_SHOW);

		return;
	} // if

	CReadonlyEdit::OnLButtonDown(nFlags, point);
}