STDMETHODIMP COlePropertiesDialog::XOleUIObjInfo::GetViewInfo(
DWORD dwObject, HGLOBAL* phMetaPict, DWORD* pdvAspect, int* pnCurrentScale)
{
COleClientItem* pItem = (COleClientItem*)dwObject;
ASSERT_VALID(pItem);
if (phMetaPict != NULL)
*phMetaPict = pItem->GetIconicMetafile();
if (pdvAspect != NULL)
*pdvAspect = pItem->GetDrawAspect();
if (pnCurrentScale != NULL)
*pnCurrentScale = 100; // 100% (arbitrary for now)
return S_OK;
}
STDMETHODIMP COlePropertiesDialog::XOleUIObjInfo::SetViewInfo(
DWORD dwObject, HGLOBAL hMetaPict, DWORD dvAspect,
int nCurrentScale, BOOL bRelativeToOrig)
{
METHOD_PROLOGUE_EX_(COlePropertiesDialog, OleUIObjInfo)
COleClientItem* pItem = (COleClientItem*)dwObject;
ASSERT_VALID(pItem);
// handle aspect changes
if (dvAspect != -1)
{
pItem->OnChange(OLE_CHANGED_ASPECT, dvAspect);
pItem->SetDrawAspect((DVASPECT)dvAspect);
// force scale to 100% when changing aspects
if (dvAspect == DVASPECT_ICON)
{
nCurrentScale = 100;
bRelativeToOrig = TRUE;
}
else if (nCurrentScale == -1)
{
nCurrentScale = 100;
bRelativeToOrig = FALSE;
}
}
// handle icon representation changes
if (hMetaPict != NULL)
{
pItem->SetIconicMetafile(hMetaPict);
if (pItem->GetDrawAspect() == DVASPECT_ICON)
pItem->OnChange(OLE_CHANGED, (DWORD)DVASPECT_ICON);
}
// handle scale changes
if (nCurrentScale != -1)
{
pThis->OnApplyScale(pItem, nCurrentScale, bRelativeToOrig);
}
return S_OK;
}