CRect CFeedIcoItemListCtrl::GetRectbyGroupID(int nGroupID, UINT mask)
{
if (nGroupID >= GetGroupCount() || nGroupID < 0)
{
return CRect(0,0,0,0);
}
CRect rect(0,mask,0,0);
VERIFY( SNDMSG((m_hWnd), LVM_GETGROUPRECT, (WPARAM)(nGroupID), (LPARAM)(RECT*)(&rect)) );
return rect;
}
long CIconImgList::GetGroupCount( MSXML2::IXMLDOMElementPtr piGroups)
{
long lCount = 0;
MSXML2::IXMLDOMNodeListPtr piGroupsList;
piGroupsList = piGroups->selectNodes( _bstr_t( _T( "GROUP")));
if( NULL != piGroupsList)
{
long lChildCount = piGroupsList->Getlength();
lCount = lChildCount;
MSXML2::IXMLDOMElementPtr piGroupChild;
for( long lIndex = 0; lIndex < lChildCount; lIndex++)
{
piGroupChild = piGroupsList->Getitem( lIndex);
lCount += GetGroupCount( piGroupChild);
}
}
return lCount;
}
void CFeedIcoItemListCtrl::DrawGroupInfo(CDC & dcMem, const CRect & rectClip, const CRect & rectClient)
{
dcMem.SelectObject(&m_FontBold);
if (thePrefs.GetWindowsVersion() >= _WINVER_VISTA_ )
{
int n = GetGroupCount();
for(int i = 0 ; i < n; ++i)
{
CString strGroupCaption = GetGroupCaption( i );
CString strGroupTotals;
if ( strGroupCaption == m_mapGroups.GetKeyAt(i) )
{
const CSimpleArray<int>& groupRows = m_mapGroups.GetValueAt(i);
strGroupTotals.Format(_T("(共%d个)"), groupRows.GetSize());
}
LVGROUP lg = GetGroupInfoByIndex(i, LVGF_GROUPID);
CRect rcGroup = GetRectbyGroupID(lg.iGroupId, LVGGR_HEADER);
CRect rcIntersect;
rcIntersect.IntersectRect(rectClip, rcGroup);
//rcGroup.DeflateRect(0, 7);//缩小7像素高度
//rcGroup.OffsetRect(0, -7);//向上偏移7像素
if ( !rcIntersect.IsRectEmpty() )
{
DrawGroup(dcMem, rcGroup, strGroupCaption, strGroupTotals);
}
#ifdef LVGS_COLLAPSIBLE
// Maintain LVGS_COLLAPSIBLE state
CRect rcDropDown(rcGroup.right - 20, rcGroup.top + 10, rcGroup.right - 5, rcGroup.bottom - 3);
if (HasGroupState(i, LVGS_COLLAPSED))
{
if (m_imageRss_Group_Drop_Up_Nor)
{
m_imageRss_Group_Drop_Up_Nor->Draw(dcMem, rcDropDown.left, rcDropDown.top);
}
}
else if (HasGroupState(i, LVGS_NORMAL))
{
if (m_imageRss_Group_Drop_Down_Nor)
{
m_imageRss_Group_Drop_Down_Nor->Draw(dcMem, rcDropDown.left, rcDropDown.top);
}
}
#endif
//CRect rcDropDown(rcGroup.right - 20, rcGroup.top + 7, rcGroup.right - 5, rcGroup.bottom - 3);
//CRgn rgDropDown;//画圆角矩形
//rgDropDown.CreateRoundRectRgn( rcDropDown.left, rcDropDown.top, rcDropDown.right, rcDropDown.bottom, 3, 3 );
//
//CBrush* brushFrame;
//brushFrame = new CBrush( GetSysColor(COLOR_GRAYTEXT) );
//dcMem.FrameRgn(&rgDropDown,brushFrame,1,1);//画焦点边框
//delete brushFrame;
}
}
else
{
if ( nGroupHeight == -1 )
{
CRect rcFirstItem;//算法有待优化
GetItemRect(0, rcFirstItem, LVIR_BOUNDS);
if ( !rcFirstItem.IsRectEmpty() )
{
nGroupHeight = rcFirstItem.top;
}
}//计算group 高度
CFeedCatalogs & feedCatalogs = CFeedCatalogs::GetInstance();
//遍历Catlogs 获得每个一级分类的Start RssData[只要用第一个就行了....第一个向上偏移绘制]
for ( CFeedCatalogs::iterator it = feedCatalogs.GetBegin();
it != feedCatalogs.GetEnd();
++it )
{
FeedCatalog & feedCatlog = it->second;
if ( feedCatlog.IsTop() && feedCatlog.GetFeedCount() > 0 )
{
CRssFeedBase* feedStart = feedCatlog.GetFirstFeed();
int nStartIndex = GetItemIndex( (CRssFeed*)feedStart );//确定第一个item位置
if ( nStartIndex > -1 )
{
int nGroupID = GetGroupIDByItemIndex( nStartIndex );
CString strGroupCaption = GetGroupCaption( nGroupID );
CString strGroupTotals;
const CSimpleArray<int>& groupRows = m_mapGroups.GetValueAt(nGroupID);
strGroupTotals.Format(_T("(共%d个)"), groupRows.GetSize());
//strGroupTotals.Format(_T("(共 %n 个)"), GetGroupCount());
CRect itemRect;
GetItemRect(nStartIndex, &itemRect, LVIR_BOUNDS);
//根据item rect获得group rect
CRect rcGroup(rectClient.left, itemRect.top - nGroupHeight, rectClient.right, itemRect.top - 6);
CRect rtIntersect;
rtIntersect.IntersectRect(rectClip, rcGroup);
if ( !rtIntersect.IsRectEmpty() )
{
DrawGroup(dcMem, rcGroup, strGroupCaption, strGroupTotals);
}
}
}
}
}
}
/**
* {@inheritDoc}
*/
Boolean BaseExpandableListAdapter::IsEmpty()
{
return GetGroupCount() == 0;
}
BOOL CIconImgList::LoadGroups( MSXML2::IXMLDOMDocumentPtr& piDocument)
{
// グループの追加処理
MSXML2::IXMLDOMElementPtr piRoot;
piRoot = piDocument->GetdocumentElement();
if( NULL == piRoot)
{
return FALSE;
}
MSXML2::IXMLDOMElementPtr piGroups;
piGroups = piRoot->selectSingleNode( _bstr_t( _T( "GROUPS")));
if( NULL == piGroups)
{
return FALSE;
}
m_nGroupCount = GetGroupCount( piGroups);
if( 0 < m_nGroupCount)
{
int nParent = 0;
m_astGroupData = new GROUPDATA*[ m_nGroupCount];
ZeroMemory( m_astGroupData, sizeof( GROUPDATA*) * m_nGroupCount);
PickUpGroups( piGroups, nParent);
/*
_bstr_t cBstrName;
BOOL blEnable;
MSXML2::IXMLDOMElementPtr piGroup;
_bstr_t cBstr;
_variant_t cVariant;
TCHAR szWork[ 32];
for( int nIndex = 0; nIndex < m_nGroupCount; nIndex++)
{
wsprintf( szWork, _T( "//GROUP[@ID='%d']"), nIndex + 1);
piGroup = piRoot->selectSingleNode( _bstr_t( szWork));
if( NULL == piGroup)
{
continue;
}
cBstrName = piGroup->getAttribute( _bstr_t( _T( "TITLE")));
cVariant = piGroup->getAttribute( _bstr_t( _T( "ENABLE")));
VariantChangeType( &cVariant, &cVariant, 0, VT_BOOL);
blEnable = ( VARIANT_FALSE == cVariant.boolVal) ? FALSE : TRUE;
if( 0 >= cBstrName.length())cBstrName = _T( "new group!");
m_astGroupData[ nIndex] = ( GROUPDATA*)malloc( sizeof( GROUPDATA) + ( sizeof( TCHAR) * ( cBstrName.length() + 1)));
if( NULL != m_astGroupData[ nIndex])
{
m_astGroupData[ nIndex]->nParent = nParent;
if( 1 <= nParent)
{
if( FALSE == m_astGroupData[ nParent - 1]->blEnable)
{
blEnable = FALSE;
}
}
m_astGroupData[ nIndex]->blEnable = blEnable;
lstrcpy( m_astGroupData[ nIndex]->szName, cBstrName);
}
}*/
}
return TRUE;
}
