1278 lines
43 KiB
C++
1278 lines
43 KiB
C++
/*************************************************************************/
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/* Copyright (C) 1999 Microsoft Corporation */
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/* File: CCObj.cpp */
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/* Description: Contains holder for container objects. */
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/*************************************************************************/
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#include "stdafx.h"
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#include "ccobj.h"
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#define GET_SITE CComPtr<IOleInPlaceSiteWindowless> pSite; \
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HRESULT hr = GetWindowlessSite(pSite); \
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if(FAILED(hr)) return(hr);
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#define GET_CONTAINER CComPtr<IOleContainer> pContainer; \
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HRESULT hr = GetContainer(pContainer); \
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if(FAILED(hr)) return(hr);
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/*************************************************************************/
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/* Function: CContainerObject */
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/* Description: Constructor that should set needed objects. */
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/*************************************************************************/
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CContainerObject::CContainerObject(IUnknown* pUnknown, CHostedObject* pObj){
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Init();
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SetObjects(pUnknown, pObj);
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}/* end of function CContainerObject */
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/*************************************************************************/
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/* Function: SetObjects */
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/* Description: Sets the internal objects. */
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/*************************************************************************/
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HRESULT CContainerObject::SetObjects(IUnknown* pUnknown, CHostedObject* pObj){
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m_pUnkContainer = pUnknown;
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m_pObj = pObj;
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return(S_OK);
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}/* end of function SetObjects */
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/*************************************************************************/
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/* Function: Init */
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/* Description: Initializes the member variables */
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/*************************************************************************/
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void CContainerObject::Init(){
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//m_pUnkContainer = NULL; // using smart pointer
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m_pObj = NULL;
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m_lRefCount = 1;
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m_bLocked = 0;
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}/* end of function Init */
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/*************************************************************************/
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/* Function: QueryInterface */
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/* Description: Gets the supported interface rest sends to the aggregated*/
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/* object */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::QueryInterface(const IID& iid, void**ppv){
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if(iid == IID_IUnknown){
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*ppv = static_cast<CContainerObject*>(this);
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}
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else if(iid == IID_IOleInPlaceSiteWindowless){
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*ppv = static_cast<IOleInPlaceSiteWindowless*>(this);
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}
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else if(iid == IID_IOleInPlaceSiteEx){
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*ppv = static_cast<IOleInPlaceSiteEx*>(this);
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}
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else if(iid == IID_IOleClientSite){
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*ppv = static_cast<IOleClientSite*>(this);
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}
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else if(iid == IID_IOleContainer){
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*ppv = static_cast<IOleContainer*>(this);
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}
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else if(iid == IID_IOleInPlaceSite){
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*ppv = static_cast<IOleInPlaceSite*>(this);
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}
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else if(iid == IID_IObjectWithSite){
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*ppv = static_cast<IObjectWithSite*>(this);
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}
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else if(iid == IID_IPropertyBag){
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*ppv = static_cast<IPropertyBag*>(this);
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}
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// TODO: Not Right way to agregate
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// this breaks the rules since we really do not
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// have non delegating object there
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else { // blindly aggregate
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if(!m_pUnkContainer){
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*ppv = NULL;
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return (E_NOINTERFACE);
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}/* end of if statement */
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return(m_pUnkContainer->QueryInterface(iid, ppv));
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}/* end of if statement */
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reinterpret_cast<IUnknown*>(*ppv)->AddRef();
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return(S_OK);
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}/* end of function QueryInterface */
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/*************************************************************************/
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/* Function: AddRef */
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/* Description: Adds the reference count. */
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/*************************************************************************/
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STDMETHODIMP_(ULONG) CContainerObject::AddRef ( void){
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return(InterlockedIncrement(&m_lRefCount));
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}/* end of function AddRef */
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/*************************************************************************/
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/* Function: Release */
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/* Description: Decrements the reference count and the possibly releases */
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/*************************************************************************/
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STDMETHODIMP_(ULONG) CContainerObject::Release( void){
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if(InterlockedIncrement(&m_lRefCount) <=0){
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delete this;
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return 0;
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}/* end of if statement */
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return (m_lRefCount);
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}/* end of function Release */
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/*************************************************************************/
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/* Helper functions */
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/*************************************************************************/
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/*************************************************************************/
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/* Function: GetWindowlessSite */
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/* Description: Returns an interface for windowless site. */
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/*************************************************************************/
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inline HRESULT CContainerObject::GetWindowlessSite(CComPtr<IOleInPlaceSiteWindowless>& pSite){
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if(!m_pUnkContainer){
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return(E_UNEXPECTED);
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}/* end of if statement */
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return(m_pUnkContainer->QueryInterface(&pSite));
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}/* end of function GetWindowlessSite */
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/*************************************************************************/
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/* Function: GetContainer */
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/* Description: Returns an interface for windowless site. */
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/*************************************************************************/
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inline HRESULT CContainerObject::GetContainer(CComPtr<IOleContainer>& pContainer){
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if(!m_pUnkContainer){
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return(E_UNEXPECTED);
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}/* end of if statement */
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return(m_pUnkContainer->QueryInterface(&pContainer));
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}/* end of function GetContainer */
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/*************************************************************************/
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/* IOleContainer Implementation */
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/*************************************************************************/
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/*************************************************************************/
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/* Function: ParseDisplayName */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::ParseDisplayName(IBindCtx* /*pbc*/,
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LPOLESTR /*pszDisplayName*/, ULONG* /*pchEaten*/, IMoniker** /*ppmkOut*/){
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ATLTRACENOTIMPL(_T("IOleClientSite::ParseDisplayName"));
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}/* end of function ParseDisplayName */
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/*************************************************************************/
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/* Function: EnumObjects */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::EnumObjects(DWORD grfFlags, IEnumUnknown** ppenum){
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GET_CONTAINER
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return(pContainer->EnumObjects(grfFlags, ppenum));
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}/* end of function EnumObjects */
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/*************************************************************************/
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/* Function: LockContainer */
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/* Description: Sets the container locked so it does not go away. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::LockContainer(BOOL fLock){
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// TODO: Actually do use the m_bLocked flag
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m_bLocked = fLock;
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return S_OK;
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}/* end of function LockContainer */
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/*************************************************************************/
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/* IOleClientSite Implementation */
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/*************************************************************************/
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/*************************************************************************/
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/* Function: GetContainer */
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/* Description: Basically returns our self */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::GetContainer(IOleContainer** ppContainer){
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ATLTRACE2(atlTraceHosting, 0, _T("IOleClientSite::GetContainer\n"));
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HRESULT hr = E_POINTER;
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if (NULL == ppContainer){
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return(hr);
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}/* end of if statement */
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if (m_pUnkContainer){
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(*ppContainer) = NULL;
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hr = QueryInterface(IID_IOleContainer, (void**)ppContainer); // return our selfs
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}/* end of if statement */
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return hr;
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}/* end of function GetContainer */
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/*************************************************************************/
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/* Function: ShowObject */
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/* Description: Redraws the object. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::ShowObject(){
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HRESULT hr = S_OK;
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ATLTRACE2(atlTraceHosting, 0, _T("IOleClientSite::ShowObject\r\n"));
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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hr = InvalidateObjectRect();
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return (hr);
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}/* end of function ShowObject */
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/*************************************************************************/
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/* Function: OnShowWindow */
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/* Description: Shows or hides the window. If no window to show or hide */
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/* we deactivate it. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnShowWindow(BOOL fShow){
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HRESULT hr = S_OK;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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hr = m_pObj->SetActive(fShow ? true: false);
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return(hr);
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}/* end of function OnShowWindow */
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/*************************************************************************/
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/* IOleInPlaceSiteEx Implementation */
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/* Just pass throw in most cases, in some do some extra house keeping */
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/* since we know which object we are containing. */
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/*************************************************************************/
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// IOleWindow
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/*************************************************************************/
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/* Function: GetWindow */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::GetWindow(HWND *phwnd){
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GET_SITE
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return(pSite->GetWindow(phwnd));
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}/* end of function GetWindow */
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/*************************************************************************/
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/* Function: ContextSensitiveHelp */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::ContextSensitiveHelp(BOOL fEnterMode){
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GET_SITE
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return(pSite->ContextSensitiveHelp(fEnterMode));
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}/* end of function ContextSensitiveHelp */
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//IOleInPlaceSite
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/*************************************************************************/
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/* Function: CanInPlaceActivate */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::CanInPlaceActivate(){
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GET_SITE
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return(pSite->CanInPlaceActivate());
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}/* end of function CanInPlaceActivate */
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/*************************************************************************/
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/* Function: OnUIActivate */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnUIActivate(){
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GET_SITE
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return(pSite->OnUIActivate());
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}/* end of function OnUIActivate */
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/*************************************************************************/
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/* Function: OnInPlaceActivate */
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/* Description: Activates non windowless object. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnInPlaceActivate(){
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ATLTRACE(TEXT("CContainerObject::OnInPlaceActivate \n"));
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HRESULT hr = E_FAIL;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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CComPtr<IUnknown> pUnk = m_pObj->GetUnknown(); // get the control object that is being inserted
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if(!pUnk){
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return(E_UNEXPECTED);
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}/* end of if statement */
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//OleLockRunning(pUnk, TRUE, FALSE); // not sure if needed here
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m_pObj->SetWindowless(false);
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//m_pObj->SetActive(true);
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return(hr);
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}/* end of function OnInPlaceActivate */
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/*************************************************************************/
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/* Function: OnUIDeactivate */
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/* Description: Deactivates the object. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnUIDeactivate(BOOL fUndoable){
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HRESULT hr = S_OK;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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m_pObj->SetActive(false);
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ATLTRACE(TEXT("TODO: In the deactivation code, time to cleanup the contained object!!! \n"));
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return(hr);
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}/* end of function OnUIDeactivate */
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/*************************************************************************/
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/* Function: OnInPlaceDeactivate */
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/* Description: Deactivates the object. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnInPlaceDeactivate(){
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HRESULT hr = S_OK;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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m_pObj->SetActive(false);
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ATLTRACE(TEXT("TODO: In the deactivation code, time to cleanup the contained object!!! \n"));
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return(hr);
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}/* end of function OnInPlaceDeactivate */
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/*************************************************************************/
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/* Function: DiscardUndoState */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::DiscardUndoState(){
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GET_SITE
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return(pSite->DiscardUndoState());
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}/* end of function DiscardUndoState */
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/*************************************************************************/
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/* Function: DeactivateAndUndo */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::DeactivateAndUndo(){
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GET_SITE
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return(pSite->DeactivateAndUndo());
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// TODO: Handle specific container
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}/* end of function DeactivateAndUndo */
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/*************************************************************************/
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/* Function: OnPosRectChange */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnPosRectChange(LPCRECT lprcPosRect){
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GET_SITE
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return(pSite->OnPosRectChange(lprcPosRect));
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// TODO: Handle specific container
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}/* end of function OnPosRectChange */
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/*************************************************************************/
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/* Function: Scroll */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::Scroll(SIZE scrollExtent){
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GET_SITE
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return(pSite->Scroll(scrollExtent));
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// TODO: Handle specific container
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}/* end of function OnPosRectChange */
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/*************************************************************************/
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/* Function: GetWindowContext */
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/* Description: Finish this function to be container specific. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::GetWindowContext(IOleInPlaceFrame** ppFrame,
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IOleInPlaceUIWindow** ppDoc, LPRECT lprcPosRect,
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LPRECT lprcClipRect, LPOLEINPLACEFRAMEINFO pFrameInfo){
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HRESULT hr = S_OK;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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if (ppFrame == NULL || ppDoc == NULL || lprcPosRect == NULL || lprcClipRect == NULL){
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hr = E_POINTER;
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return(hr);
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}/* end of if statement */
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if (!m_spInPlaceFrame){
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//CComObject<CAxFrameWindow>* pFrameWindow;
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//CComObject<CAxFrameWindow>::CreateInstance(&pFrameWindow);
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// ?? MODS DJ
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QueryInterface(IID_IOleInPlaceFrame, (void**) &m_spInPlaceFrame);
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ATLASSERT(m_spInPlaceFrame);
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}/* end of if statement */
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if (!m_spInPlaceUIWindow){
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// ?? MODS DJ
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//CComObject<CAxUIWindow>* pUIWindow;
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//CComObject<CAxUIWindow>::CreateInstance(&pUIWindow);
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QueryInterface(IID_IOleInPlaceUIWindow, (void**) &m_spInPlaceUIWindow);
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ATLASSERT(m_spInPlaceUIWindow);
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}/* end of if statement */
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m_spInPlaceFrame.CopyTo(ppFrame);
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m_spInPlaceUIWindow.CopyTo(ppDoc);
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RECT rc;
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hr = m_pObj->GetPos(&rc);
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if(FAILED(hr)){
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return(hr);
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}/* end of if statement */
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*lprcPosRect = rc;
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*lprcClipRect = rc;
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HWND hwnd;
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hr = GetWindow(&hwnd);
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if(FAILED(hr)){
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hr = S_FALSE;
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//return(hr);
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}/* end of if statement */
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HWND hParent = NULL;
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if(NULL != hwnd){
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hParent = ::GetParent(hwnd);
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}/* end of function GetParent */
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ACCEL ac = { 0,0,0 };
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HACCEL hac = ::CreateAcceleratorTable(&ac, 1);
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pFrameInfo->cb = sizeof(OLEINPLACEFRAMEINFO);
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pFrameInfo->fMDIApp = 0;
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pFrameInfo->hwndFrame = hParent;
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pFrameInfo->haccel = hac;
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pFrameInfo->cAccelEntries = 1;
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return hr;
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}/* end of function GetWindowContext */
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/*************************************************************************/
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/* Function: GetSite */
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/* Description: Returns pretty much QI, client sets the site and then */
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/* container is using it. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::GetSite(REFIID riid, void **ppvSite){
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return(QueryInterface(riid, ppvSite));
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}/* end of function GetSite */
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//IOleInPlaceSiteEx
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/*************************************************************************/
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/* Function: OnInPlaceActivateEx */
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/* Description: Checks what way we shall instantiate the control. */
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/*************************************************************************/
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STDMETHODIMP CContainerObject::OnInPlaceActivateEx(BOOL* /*pfNoRedraw*/, DWORD dwFlags){
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HRESULT hr = E_FAIL;
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if(NULL == m_pObj){
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hr = E_UNEXPECTED;
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return(hr);
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}/* end of if statement */
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CComPtr<IUnknown> pUnk = m_pObj->GetUnknown(); // get the control object that is being inserted
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if(!pUnk){
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return(E_UNEXPECTED);
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}/* end of if statement */
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OleLockRunning(pUnk, TRUE, FALSE);
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CComPtr<IOleInPlaceObjectWindowless> spInPlaceObjectWindowless;
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bool bWindowless = false;
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if (dwFlags & ACTIVATE_WINDOWLESS){
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m_pObj->SetWindowless(true);
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hr = pUnk->QueryInterface(IID_IOleInPlaceObjectWindowless,(void**) &spInPlaceObjectWindowless);
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}/* end of if statement */
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if (FAILED(hr)){
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m_pObj->SetWindowless(false);
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hr = pUnk->QueryInterface(IID_IOleInPlaceObject, (void**) &spInPlaceObjectWindowless);
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}/* end of if statement */
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if (SUCCEEDED(hr)){
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RECT rcPos;
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hr = m_pObj->GetPos(&rcPos);
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if (FAILED(hr)){
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return(hr);
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}/* end of if statement */
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if(m_pObj->IsWindowless()){
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spInPlaceObjectWindowless->SetObjectRects(&rcPos, &rcPos);
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ATLTRACE(TEXT("Windowless object is contained object with ID %ls Rect left = %d top %d right %d bottom %d\n"),
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m_pObj->GetID(), rcPos.left, rcPos.top, rcPos.right, rcPos.bottom);
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}/* end of if statement */
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}/* end of if statement */
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//m_pObj->SetActive(true);
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return S_OK;
|
|
}/* end of function OnInPlaceActivateEx */
|
|
|
|
/*************************************************************************/
|
|
/* Function: OnInPlaceDeactivateEx */
|
|
/* Description: Deactivates the object. */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::OnInPlaceDeactivateEx(BOOL fNoRedraw){
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
m_pObj->SetActive(false);
|
|
|
|
ATLTRACE(TEXT("TODO: In the deactivation code, time to cleanup the contained object!!! \n"));
|
|
|
|
return(hr);
|
|
}/* end of function OnInPlaceDeactivateEx */
|
|
|
|
/*************************************************************************/
|
|
/* Function: RequestUIActivate */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::RequestUIActivate(){
|
|
|
|
GET_SITE
|
|
return(pSite->RequestUIActivate());
|
|
}/* end of function RequestUIActivate */
|
|
|
|
/*************************************************************************/
|
|
/* Function: CanWindowlessActivate */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::CanWindowlessActivate(){
|
|
|
|
GET_SITE
|
|
return(pSite->CanWindowlessActivate());
|
|
}/* end of function CanWindowlessActivate */
|
|
|
|
/*************************************************************************/
|
|
/* Function: GetDC */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::GetDC(LPCRECT pRect, DWORD grfFlags, HDC* phDC){
|
|
|
|
GET_SITE
|
|
return(pSite->GetDC(pRect, grfFlags, phDC));
|
|
}/* end of function GetDC */
|
|
|
|
/*************************************************************************/
|
|
/* Function: ReleaseDC */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::ReleaseDC(HDC hDC){
|
|
|
|
GET_SITE
|
|
return(pSite->ReleaseDC(hDC));
|
|
}/* end of function ReleaseDC */
|
|
|
|
/*************************************************************************/
|
|
/* Function: InvalidateRect */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::InvalidateRect(LPCRECT pRect, BOOL fErase){
|
|
|
|
GET_SITE
|
|
return(pSite->InvalidateRect(pRect, fErase));
|
|
}/* end of function InvalidateRect */
|
|
|
|
/*************************************************************************/
|
|
/* Function: InvalidateObjectRect */
|
|
/* Description: Invalidates the whole control. */
|
|
/*************************************************************************/
|
|
HRESULT CContainerObject::InvalidateObjectRect(){
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
RECT rc;
|
|
hr = m_pObj->GetPos(&rc);
|
|
|
|
if(FAILED(hr)){
|
|
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
hr = InvalidateRect(&rc, FALSE); // invalidate the region instead
|
|
// of drawing the object directly
|
|
return(hr);
|
|
}/* end of function InvalidateRect */
|
|
|
|
/*************************************************************************/
|
|
/* Function: InvalidateRgn */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::InvalidateRgn(HRGN hRGN, BOOL fErase){
|
|
|
|
GET_SITE
|
|
return(pSite->InvalidateRgn(hRGN, fErase));
|
|
}/* end of function InvalidateRgn */
|
|
|
|
/*************************************************************************/
|
|
/* Function: ScrollRect */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::ScrollRect(INT dx, INT dy, LPCRECT pRectScroll, LPCRECT pRectClip){
|
|
|
|
GET_SITE
|
|
return(pSite->ScrollRect(dx, dy, pRectScroll, pRectClip));
|
|
}/* end of function ScrollRect */
|
|
|
|
/*************************************************************************/
|
|
/* Function: AdjustRect */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::AdjustRect(LPRECT prc){
|
|
|
|
GET_SITE
|
|
return(pSite->AdjustRect(prc));
|
|
}/* end of function AdjustRect */
|
|
|
|
/*************************************************************************/
|
|
/* Function: OnDefWindowMessage */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::OnDefWindowMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT* plResult){
|
|
|
|
GET_SITE
|
|
return(pSite->OnDefWindowMessage(msg, wParam, lParam, plResult));
|
|
}/* end of function OnDefWindowMessage */
|
|
|
|
/*************************************************************************/
|
|
/* Function: GetCapture */
|
|
/* Description: Used to determine if we have a cupature or not */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::GetCapture(){
|
|
|
|
GET_SITE
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
hr = pSite->GetCapture();
|
|
|
|
if(SUCCEEDED(hr)){
|
|
|
|
// we checked with the container if we
|
|
// have a capture
|
|
|
|
if(m_pObj->HasCapture() == false){
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
else {
|
|
|
|
if(hr == S_FALSE){
|
|
// case when the container say we do not have
|
|
// the capture any more
|
|
// but the object thinks it has a capture
|
|
// we better reset the flag
|
|
m_pObj->SetCapture(false);
|
|
// and say that we do not have capture
|
|
hr = S_FALSE;
|
|
}/* end of if statement */
|
|
}/* end of if statement */
|
|
}/* end of if statement */
|
|
|
|
return(hr);
|
|
}/* end of function GetCapture */
|
|
|
|
/*************************************************************************/
|
|
/* Function: SetCapture */
|
|
/* Description: Used to set the capture for mouse events */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::SetCapture(BOOL fCapture){
|
|
|
|
GET_SITE
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
if(fCapture && !m_pObj->IsActive()){
|
|
|
|
hr = S_FALSE;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
if(m_pObj->HasCapture() == (fCapture ? true: false)){
|
|
|
|
hr = S_FALSE;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
// Call our "real" container object for count keeping
|
|
// and signaling to its window or another container
|
|
hr = pSite->SetCapture(fCapture);
|
|
|
|
if(SUCCEEDED(hr)){
|
|
|
|
m_pObj->SetCapture(fCapture? true: false); // set the capture on the object
|
|
}/* end of if statement */
|
|
|
|
return (hr);
|
|
}/* end of function SetCapture */
|
|
|
|
/*************************************************************************/
|
|
/* Function: GetFocus */
|
|
/* Description: Determine if we have a focus or not. */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::GetFocus(){
|
|
|
|
GET_SITE
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
hr = pSite->GetFocus();
|
|
|
|
if(SUCCEEDED(hr)){
|
|
|
|
if(m_pObj->HasFocus() == false){
|
|
|
|
hr = S_FALSE;
|
|
}
|
|
else {
|
|
|
|
if(S_FALSE == hr){
|
|
m_pObj->SetFocus(false);
|
|
hr = S_FALSE;
|
|
}/* end of if statement */
|
|
}/* end of if statement */
|
|
}/* end of if statement */
|
|
|
|
return(hr);
|
|
}/* end of function GetFocus */
|
|
|
|
/*************************************************************************/
|
|
/* Function: SetFocus */
|
|
/* Description: Sets focus to the control */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::SetFocus(BOOL fFocus){
|
|
|
|
GET_SITE
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
hr = E_UNEXPECTED;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
if(fFocus && !m_pObj->IsActive()){
|
|
|
|
// can't set focus to not active objects
|
|
// but can take away focus from non active ones
|
|
hr = S_FALSE;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
if(m_pObj->HasFocus() == (fFocus ? true: false)){
|
|
|
|
// we are not chaning focus state so do not bother calling container
|
|
hr = S_FALSE;
|
|
return(hr);
|
|
}/* end of if statement */
|
|
|
|
// Call our "real" container object for count keeping
|
|
// and signaling to its window or another container
|
|
hr = pSite->SetFocus(fFocus);
|
|
|
|
if(SUCCEEDED(hr)){
|
|
|
|
m_pObj->SetFocus(fFocus ? true: false); // set the capture on the object
|
|
}/* end of if statement */
|
|
|
|
InvalidateObjectRect();
|
|
|
|
return (hr);
|
|
}/* end of function SetFocus */
|
|
|
|
/*************************************************************************/
|
|
/* Function: SetHostedObject */
|
|
/* Description: Sets the control that we are hosting. */
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::SetHostedObject(LONG lVoid){
|
|
|
|
|
|
// TODO!!!
|
|
// THIS WILL BREAK ON WIN64
|
|
// NEED TO PASS REAL INTERFACE AROUND
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
try {
|
|
m_pObj = reinterpret_cast<CHostedObject*>(lVoid);
|
|
|
|
}
|
|
catch(...){
|
|
|
|
hr = E_UNEXPECTED;
|
|
}/* end of catch statement */
|
|
|
|
return (hr);
|
|
}/* end of function SetHostedObject */
|
|
|
|
/*************************************************************************/
|
|
/* IPropertyBag */
|
|
/*************************************************************************/
|
|
|
|
/*************************************************************************/
|
|
/* Function: Read */
|
|
/* Description: Reads a specific control property from a bag. */
|
|
/* The bag looks like IE compatible <PARAM NAME="PropName" VALUE="value">*/
|
|
/*************************************************************************/
|
|
STDMETHODIMP CContainerObject::Read(LPCOLESTR pszPropName, VARIANT* pVar,
|
|
IErrorLog* pErrorLog){
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
try {
|
|
|
|
ATLTRACE2(atlTraceHosting, 0, _T("IPropertyBag::Read\r\n"));
|
|
|
|
if(NULL == m_pObj){
|
|
|
|
throw(E_UNEXPECTED);
|
|
}/* end of if statement */
|
|
|
|
if (NULL == pVar){
|
|
|
|
throw(E_POINTER);
|
|
}/* end of if statement */
|
|
|
|
hr = ParsePropertyBag(pszPropName, pVar, pErrorLog);
|
|
|
|
}
|
|
catch(...){
|
|
|
|
hr = E_UNEXPECTED;
|
|
}/* end of catch statement */
|
|
|
|
return (hr);
|
|
}/* end of function Read */
|
|
|
|
/*************************************************************************/
|
|
/* Function: MyIsWhiteSpace */
|
|
/* Local function implementation, since we do not have standart C lib */
|
|
/* support */
|
|
/*************************************************************************/
|
|
static bool MyIsWhiteSpace( WCHAR c ){
|
|
|
|
return c == L' ' ||
|
|
c == L'\t' ||
|
|
c == L'\r' ||
|
|
c == L'\n';
|
|
}/* end of function MyIsWhiteSpace */
|
|
|
|
/*************************************************************************/
|
|
/* Function: MyStrToDouble */
|
|
/* Description: Reads in string and converts it to double */
|
|
/* Returns E_INVALIDARG if there is alpah or some other undesired string*/
|
|
/* S_OK if we got some string, S_FALSE if no number string (empty or spac*/
|
|
/*************************************************************************/
|
|
static HRESULT MyStrToDouble(WCHAR* pstr, double &n)
|
|
{
|
|
HRESULT hr = S_FALSE;
|
|
|
|
int Sign = 1;
|
|
n = 0; // result wil be n*Sign
|
|
bool bBeforeDecimalPoint = true;
|
|
double k = 10;
|
|
|
|
// eat whitespace at start
|
|
while( *pstr != L'\n' && MyIsWhiteSpace( *pstr ) ) {
|
|
pstr++;
|
|
}
|
|
|
|
while( pstr[lstrlenW(pstr)-1]!= L'\n' && MyIsWhiteSpace( *pstr ) ) {
|
|
pstr[lstrlenW(pstr)-1] = L'\0';
|
|
}
|
|
|
|
//lstrcmpiW is not implemented on 98 need to use STDLIB
|
|
// TODO: eventaully replace the below _wcsicmp with our own so we can remove support
|
|
// on standard C library
|
|
if (_wcsicmp(pstr, L"true") == 0) {
|
|
n = -1;
|
|
return S_OK;
|
|
}
|
|
|
|
if (_wcsicmp(pstr, L"false") == 0) {
|
|
n = 0;
|
|
return S_OK;
|
|
}
|
|
|
|
if (pstr[0]==L'-'){
|
|
Sign = -1;
|
|
++pstr;
|
|
}/* end of if statement */
|
|
|
|
for( ; ; ) {
|
|
if (pstr[0]>=L'0' && pstr[0]<=L'9') {
|
|
if(bBeforeDecimalPoint == true){
|
|
n = 10*n+(int)(pstr[0]-L'0');
|
|
} else {
|
|
n = n+ ((int)(pstr[0]-L'0'))/k;
|
|
k = k * 10; // decrease the decimal point
|
|
|
|
}/* end of if statement */
|
|
hr = S_OK;
|
|
} else if ( MyIsWhiteSpace( pstr[0] ) || pstr[0] == L'\0' ) {
|
|
break;
|
|
} else if( bBeforeDecimalPoint && pstr[0] == L'.') {
|
|
bBeforeDecimalPoint = false;
|
|
} else {
|
|
hr = E_INVALIDARG;
|
|
break;
|
|
}/* end of if statement */
|
|
++pstr;
|
|
}/* end of for loop */
|
|
|
|
n *= Sign; // adjust the sign
|
|
return(hr);
|
|
}/* end of function MyStrToDouble */
|
|
|
|
/*************************************************************************/
|
|
/* Function: CompSubstr */
|
|
/* Description: ComaparesSubstr, eats up whithe spaces. */
|
|
/*************************************************************************/
|
|
HRESULT CompSubstr(WCHAR*& strSource, const WCHAR* strKey){
|
|
|
|
bool bEatSpaces = true;
|
|
register WCHAR wcKey = *strKey;
|
|
register WCHAR wcSrc = *strSource;
|
|
|
|
for(INT i = 0; wcKey != NULL; wcSrc = *(++strSource)){
|
|
|
|
if(bEatSpaces){
|
|
// eat up the spaces and tabs and enters and cr
|
|
if(MyIsWhiteSpace(wcSrc)){
|
|
continue;
|
|
}
|
|
else {
|
|
bEatSpaces = false;
|
|
}/* end of if statement */
|
|
}/* end of if statement */
|
|
|
|
if(wcKey != wcSrc){
|
|
|
|
return(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
if(NULL == wcSrc){
|
|
|
|
return(E_FAIL); // ran out of space in the source string
|
|
}/* end of if statement */
|
|
|
|
wcKey = strKey[++i]; // advance the key
|
|
}/* end of for loop */
|
|
|
|
return(S_OK);
|
|
}/* end of function CompSubstr */
|
|
|
|
/*************************************************************************/
|
|
/* Function: ParsePropertyBag */
|
|
/* Description: Retrives a property from the bag and puts it into variant*/
|
|
/* if it fails returns E_FAIL. */
|
|
/*************************************************************************/
|
|
HRESULT CContainerObject::ParsePropertyBag(LPCOLESTR pszPropName, VARIANT* pVar,
|
|
IErrorLog* /* pErrorLog */){
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
try {
|
|
|
|
BSTR strBag = m_pObj->GetPropBag();
|
|
|
|
if(NULL == strBag){
|
|
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
WCHAR* strValue = NULL; // the place where we are going to stick the actuall value
|
|
// before putting it into variant
|
|
WCHAR* strTmpValue = L"";
|
|
WCHAR* strTmpBag = strBag;
|
|
|
|
if(NULL == *strTmpBag){
|
|
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
INT iState = 0; // 0 start
|
|
|
|
bool fFound = false;
|
|
bool fFinished = false;
|
|
INT iLength = 0; // noting the start and end of the value string
|
|
// now try to parse out the value for the appropriate string
|
|
for(INT i = 0; NULL != *strTmpBag && !fFinished; i++){
|
|
|
|
switch(iState){
|
|
case 0: // looking for start <
|
|
if(FAILED(CompSubstr(strTmpBag, L"<"))) return (E_FAIL);
|
|
iState = 1; break;
|
|
|
|
case 1: // PARAM
|
|
if(FAILED(CompSubstr(strTmpBag, L"PARAM"))) return (E_FAIL);
|
|
iState = 2; break;
|
|
|
|
case 2: // NAME
|
|
if(FAILED(CompSubstr(strTmpBag, L"NAME"))) return (E_FAIL);
|
|
iState = 3; break;
|
|
|
|
case 3: // =
|
|
if(FAILED(CompSubstr(strTmpBag, L"="))) return (E_FAIL);
|
|
iState = 4; break;
|
|
|
|
case 4: // "
|
|
if(FAILED(CompSubstr(strTmpBag, L"\""))) return (E_FAIL);
|
|
iState = 5; break;
|
|
|
|
case 5: // pszPropName (the actual name)
|
|
if(SUCCEEDED(CompSubstr(strTmpBag, pszPropName))){
|
|
|
|
fFound = true; // found the PropName
|
|
}/* end of if statement */
|
|
|
|
iState = 6; break;
|
|
|
|
case 6: // "
|
|
if(SUCCEEDED(CompSubstr(strTmpBag, L"\""))){
|
|
|
|
iState = 7;
|
|
}
|
|
else {
|
|
|
|
strTmpBag++;
|
|
}/* end of if statement */
|
|
break;
|
|
|
|
case 7: // VALUE
|
|
if(FAILED(CompSubstr(strTmpBag, L"VALUE"))) return (E_FAIL);
|
|
iState = 8; break;
|
|
|
|
case 8: // =
|
|
if(FAILED(CompSubstr(strTmpBag, L"="))) return (E_FAIL);
|
|
iState = 9; break;
|
|
|
|
case 9: // "
|
|
if(FAILED(CompSubstr(strTmpBag, L"\""))) return (E_FAIL);
|
|
iState = 10; break;
|
|
|
|
|
|
case 10: // VALUE
|
|
if(fFound){
|
|
|
|
// read up the string and exit the loop
|
|
strTmpValue = strTmpBag;
|
|
}/* end of if statement */
|
|
|
|
iState = 11; break;
|
|
|
|
case 11: // "
|
|
if(SUCCEEDED(CompSubstr(strTmpBag, L"\""))){
|
|
iState = 12;
|
|
|
|
if(fFound){
|
|
iLength = strTmpBag - strTmpValue;
|
|
|
|
strValue = new WCHAR[iLength];
|
|
memcpy(strValue, strTmpValue, iLength * sizeof(WCHAR));
|
|
strValue[iLength - 1] = NULL;
|
|
// read up the string and exit the loop
|
|
|
|
fFinished = true; // exit the loop
|
|
}/* end of if statement */
|
|
}
|
|
else {
|
|
|
|
strTmpBag++;
|
|
}/* end of if statement */
|
|
break;
|
|
|
|
case 12: // closing brakcet >
|
|
if(FAILED(CompSubstr(strTmpBag, L">"))) return (E_FAIL);
|
|
iState = 0;
|
|
break;
|
|
}/* end of switch statement */
|
|
}/* end of for loop */
|
|
|
|
if(!fFinished){
|
|
|
|
return(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// at this moment we have value parsed out
|
|
|
|
switch(pVar->vt){
|
|
|
|
case VT_BSTR:
|
|
pVar->bstrVal = ::SysAllocString(strValue);
|
|
break;
|
|
|
|
case VT_I4: {
|
|
double dbl;
|
|
if(MyStrToDouble(strValue, dbl) != S_OK){
|
|
|
|
// S_FALSE denotes empty string
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// TODO: Create MyStrToInt and do not cast
|
|
pVar->lVal = (INT)dbl;
|
|
}
|
|
case VT_UI4:{
|
|
double dbl;
|
|
if(MyStrToDouble(strValue, dbl) != S_OK){
|
|
|
|
// S_FALSE denotes empty string
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// TODO: Create MyStrToInt and do not cast
|
|
pVar->ulVal = (ULONG)dbl;
|
|
}
|
|
break;
|
|
|
|
case VT_R4: {
|
|
|
|
double dbl;
|
|
if(MyStrToDouble(strValue, dbl) != S_OK){
|
|
|
|
// S_FALSE denotes empty string
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// TODO: Create MyStrToInt and do not cast
|
|
pVar->fltVal = (FLOAT) dbl;
|
|
|
|
}
|
|
break;
|
|
|
|
case VT_R8: {
|
|
|
|
double dbl;
|
|
if(MyStrToDouble(strValue, dbl) != S_OK){
|
|
|
|
// S_FALSE denotes empty string
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// TODO: Create MyStrToInt and do not cast
|
|
pVar->dblVal = dbl;
|
|
|
|
}
|
|
break;
|
|
|
|
case VT_BOOL: {
|
|
double dbl;
|
|
if(MyStrToDouble(strValue, dbl) != S_OK){
|
|
|
|
// S_FALSE denotes empty string
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
|
|
// TODO: Create MyStrToInt and do not cast
|
|
if(0.0 == dbl){
|
|
|
|
pVar->boolVal = VARIANT_FALSE;
|
|
}
|
|
else if(1.0 == dbl || -1.0 == dbl){
|
|
|
|
pVar->boolVal = VARIANT_TRUE;
|
|
}
|
|
else {
|
|
|
|
throw(E_FAIL);
|
|
}/* end of if statement */
|
|
}
|
|
break;
|
|
|
|
default:
|
|
ATLTRACE2(atlTraceHosting, 0, _T("This type is not implemented please add.\r\n"));
|
|
ATLASSERT(FALSE);
|
|
throw(E_FAIL);
|
|
}/* end of switch statement */
|
|
|
|
delete strValue; // cleanup our variable
|
|
}
|
|
catch(...){
|
|
|
|
hr = E_UNEXPECTED;
|
|
}/* end of catch statement */
|
|
|
|
return (hr);
|
|
}/* end of function ParsePropertyBag */
|
|
|
|
/*************************************************************************/
|
|
/* End of file: CCObj.cpp */
|
|
/*************************************************************************/
|