www.pudn.com > VCBOOKSOURCES.zip > CNTRITEM.CPP, change:1998-02-24,size:4288b


// CntrItem.cpp : implementation of the CContDemoCntrItem class 
// 
 
#include "stdafx.h" 
#include "ContDemo.h" 
 
#include "ContDemoDoc.h" 
#include "ContDemoView.h" 
#include "CntrItem.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CContDemoCntrItem implementation 
 
IMPLEMENT_SERIAL(CContDemoCntrItem, COleClientItem, 0) 
 
CContDemoCntrItem::CContDemoCntrItem(CContDemoDoc* pContainer) 
   : COleClientItem(pContainer) 
{ 
   // TODO: add one-time construction code here 
    
} 
 
CContDemoCntrItem::~CContDemoCntrItem() 
{ 
   // TODO: add cleanup code here 
    
} 
 
void CContDemoCntrItem::OnChange(OLE_NOTIFICATION nCode, DWORD dwParam) 
{ 
   ASSERT_VALID(this); 
 
   COleClientItem::OnChange(nCode, dwParam); 
 
   // When an item is being edited (either in-place or fully open) 
   //  it sends OnChange notifications for changes in the state of the 
   //  item or visual appearance of its content. 
 
   // TODO: invalidate the item by calling UpdateAllViews 
   //  (with hints appropriate to your application) 
 
   GetDocument()->UpdateAllViews(NULL); 
      // for now just update ALL views/no hints 
} 
 
BOOL CContDemoCntrItem::OnChangeItemPosition(const CRect& rectPos) 
{ 
   ASSERT_VALID(this); 
 
   // During in-place activation CContDemoCntrItem::OnChangeItemPosition 
   //  is called by the server to change the position of the in-place 
   //  window.  Usually, this is a result of the data in the server 
   //  document changing such that the extent has changed or as a result 
   //  of in-place resizing. 
   // 
   // The default here is to call the base class, which will call 
   //  COleClientItem::SetItemRects to move the item 
   //  to the new position. 
 
   if (!COleClientItem::OnChangeItemPosition(rectPos)) 
      return FALSE; 
 
   // TODO: update any cache you may have of the item's rectangle/extent 
 
   return TRUE; 
} 
 
void CContDemoCntrItem::OnGetItemPosition(CRect& rPosition) 
{ 
   ASSERT_VALID(this); 
 
   // During in-place activation, CContDemoCntrItem::OnGetItemPosition 
   //  will be called to determine the location of this item.  The default 
   //  implementation created from AppWizard simply returns a hard-coded 
   //  rectangle.  Usually, this rectangle would reflect the current 
   //  position of the item relative to the view used for activation. 
   //  You can obtain the view by calling CContDemoCntrItem::GetActiveView. 
 
   // TODO: return correct rectangle (in pixels) in rPosition 
 
   rPosition.SetRect(10, 10, 210, 210); 
} 
 
void CContDemoCntrItem::OnActivate() 
{ 
    // Allow only one inplace activate item per frame 
    CContDemoView* pView = GetActiveView(); 
    ASSERT_VALID(pView); 
    COleClientItem* pItem = GetDocument()->GetInPlaceActiveItem(pView); 
    if (pItem != NULL && pItem != this) 
        pItem->Close(); 
     
    COleClientItem::OnActivate(); 
} 
 
void CContDemoCntrItem::OnDeactivateUI(BOOL bUndoable) 
{ 
   COleClientItem::OnDeactivateUI(bUndoable); 
 
    // Hide the object if it is not an outside-in object 
    DWORD dwMisc = 0; 
    m_lpObject->GetMiscStatus(GetDrawAspect(), &dwMisc); 
    if (dwMisc & OLEMISC_INSIDEOUT) 
        DoVerb(OLEIVERB_HIDE, NULL); 
} 
 
void CContDemoCntrItem::Serialize(CArchive& ar) 
{ 
   ASSERT_VALID(this); 
 
   // Call base class first to read in COleClientItem data. 
   // Since this sets up the m_pDocument pointer returned from 
   //  CContDemoCntrItem::GetDocument, it is a good idea to call 
   //  the base class Serialize first. 
   COleClientItem::Serialize(ar); 
 
   // now store/retrieve data specific to CContDemoCntrItem 
   if (ar.IsStoring()) 
   { 
      // TODO: add storing code here 
   } 
   else 
   { 
      // TODO: add loading code here 
   } 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CContDemoCntrItem diagnostics 
 
#ifdef _DEBUG 
void CContDemoCntrItem::AssertValid() const 
{ 
   COleClientItem::AssertValid(); 
} 
 
void CContDemoCntrItem::Dump(CDumpContext& dc) const 
{ 
   COleClientItem::Dump(dc); 
} 
#endif 
 
/////////////////////////////////////////////////////////////////////////////