void SItemPanel::Draw(IRenderTarget *pRT,const CRect & rc)
{
UpdateLayout();
m_style.m_crBg=m_crBk;
if((m_dwState & WndState_Hover) && m_crHover != CR_INVALID) m_style.m_crBg=m_crHover;
if((m_dwState & WndState_Check) && m_crSelBk != CR_INVALID) m_style.m_crBg=m_crSelBk;
//不继承宿主的字体，从系统字体开始
SPainter painter;
BeforePaint(pRT,painter);
CAutoRefPtr<IRegion> rgn;
pRT->GetClipRegion(&rgn);
pRT->OffsetViewportOrg(rc.left,rc.top);
if(rgn)
{
rgn->Offset(-rc.TopLeft());
}
BuildWndTreeZorder();
RedrawRegion(pRT,rgn);
pRT->OffsetViewportOrg(-rc.left,-rc.top);
AfterPaint(pRT,painter);
}
SItemPanel::SItemPanel(SWindow *pFrameHost,pugi::xml_node xmlNode,IItemContainer *pItemContainer)
:m_pFrmHost(pFrameHost)
,m_pItemContainer(pItemContainer)
,m_dwData(0)
,m_crBk(CR_INVALID)
,m_crHover(CR_INVALID)
,m_crSelBk(RGBA(0,0,128,255))
,m_lpItemIndex(-1)
{
SASSERT(m_pFrmHost);
SASSERT(m_pItemContainer);
SetContainer(this);
if(xmlNode)
{
InitFromXml(xmlNode);
BuildWndTreeZorder();
}
m_evtSet.addEvent(EVENTID(EventItemPanelClick));
m_evtSet.addEvent(EVENTID(EventItemPanelDbclick));
m_evtSet.addEvent(EVENTID(EventItemPanelRclick));
m_evtSet.addEvent(EVENTID(EventItemPanelHover));
m_evtSet.addEvent(EVENTID(EventItemPanelLeave));
}