BOOL CGridURLCell::Draw(CDC* pDC, int nRow, int nCol, CRect rect, BOOL bEraseBkgnd)
{
// If url is present then change text color
if (HasUrl(GetText()))
SetTextClr(m_clrUrl);
// Good a place as any to store the bounds of the rect
m_Rect = rect;
return CGridCell::Draw(pDC, nRow, nCol, rect, bEraseBkgnd);
}
bool ClipboardUtil::GetUrl(IDataObject* data_object, std::wstring* url,
std::wstring* title, bool convert_filenames)
{
DCHECK(data_object && url && title);
if(!HasUrl(data_object))
{
return false;
}
// 尝试从|data_object|的多种格式中提取URL.
STGMEDIUM store;
if(GetUrlFromHDrop(data_object, url, title))
{
return true;
}
if(SUCCEEDED(data_object->GetData(GetMozUrlFormat(), &store)) ||
SUCCEEDED(data_object->GetData(GetUrlWFormat(), &store)))
{
{
// Mozilla URL格式或者unicode URL.
base::win::ScopedHGlobal<wchar_t> data(store.hGlobal);
SplitUrlAndTitle(data.get(), url, title);
}
ReleaseStgMedium(&store);
return true;
}
if(SUCCEEDED(data_object->GetData(GetUrlFormat(), &store)))
{
{
// URL使用ascii.
base::win::ScopedHGlobal<char> data(store.hGlobal);
SplitUrlAndTitle(UTF8ToWide(data.get()), url, title);
}
ReleaseStgMedium(&store);
return true;
}
if(convert_filenames)
{
return GetFileUrl(data_object, url, title);
}
else
{
return false;
}
}
// here we figure out if we are over a URL or not
BOOL CGridURLCell::OverURL(CPoint& pt, CString& strURL)
{
//TRACE2("Checking point %d,%d\n",pt.x,pt.y);
BOOL bOverURL = FALSE;
CSize size = GetTextExtent(GetText());
// Add left of cell so we know if we clicked on text or not
pt.x += m_Rect.left;
CPoint center = m_Rect.CenterPoint();
if ((m_nFormat & DT_RIGHT) && pt.x >= (m_Rect.right - size.cx))
{
bOverURL = TRUE;
}
else if ((m_nFormat & DT_CENTER) &&
((center.x - (size.cx/2)) <= pt.x) && (pt.x <= (center.x + (size.cx/2))) )
{
bOverURL = TRUE;
}
else if (pt.x <= (size.cx + m_Rect.left))
{
bOverURL = TRUE;
}
if (!bOverURL)
return FALSE;
// We are over text - but are we over a URL?
bOverURL = FALSE;
strURL = GetText();
// Use float, otherwise we get an incorrect letter from the point
float width = (float)size.cx/(float)strURL.GetLength();
// remove left of cell so we have original point again
pt.x -= m_Rect.left;
if (m_nFormat & DT_RIGHT)
{
int wide = m_Rect.Width() - size.cx;
pt.x -= wide;
if (pt.x <= 0)
return FALSE;
}
if (m_nFormat & DT_CENTER)
{
int wide = m_Rect.Width() - size.cx;
pt.x -= (wide/2);
if (pt.x <= 0 || pt.x > (size.cx + (wide/2)))
return FALSE;
}
// Turn point into a letter
int ltrs = (int)((float)pt.x/width);
#if !defined(_WIN32_WCE) || (_WIN32_WCE > 210)
// Find spaces before and after letter, process text between
int endSpace = strURL.Find(_T(' '), ltrs);
if (endSpace != -1)
strURL.Delete(endSpace, strURL.GetLength()-endSpace);
int beginSpace = strURL.ReverseFind(_T(' '));
if (beginSpace != -1)
strURL.Delete(0, ++beginSpace);
#endif
// Does text have url
return HasUrl(strURL);
}