687 lines
17 KiB
C++
687 lines
17 KiB
C++
/*++
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Copyright (C) 1993-1999 Microsoft Corporation
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Module Name:
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ioleobj.cpp
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Abstract:
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Implementation of the IOleObject interface for Polyline. Some of
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these just pass through to the default handler which does default
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implementations.
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--*/
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#include "polyline.h"
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#include "unkhlpr.h"
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#include "utils.h"
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#include "unihelpr.h"
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void RegisterAsRunning(IUnknown *pUnk, IMoniker *pmk,
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DWORD dwFlags, LPDWORD pdwReg);
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/*
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* CImpIOleObject interface implementation
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*/
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IMPLEMENT_CONTAINED_CONSTRUCTOR(CPolyline, CImpIOleObject)
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IMPLEMENT_CONTAINED_DESTRUCTOR(CImpIOleObject)
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IMPLEMENT_CONTAINED_QUERYINTERFACE(CImpIOleObject)
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IMPLEMENT_CONTAINED_ADDREF(CImpIOleObject)
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STDMETHODIMP_(ULONG) CImpIOleObject::Release(
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void
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)
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{
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--m_cRef;
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#if 0
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// Release cached site related interfaces
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if (m_cRef == 0) {
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ReleaseInterface(m_pObj->m_pIOleClientSite);
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ReleaseInterface(m_pObj->m_pIOleControlSite);
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ReleaseInterface(m_pObj->m_pIDispatchAmbients);
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}
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#endif
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return m_pUnkOuter->Release();
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}
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/*
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* CImpIOleObject::SetClientSite
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* CImpIOleObject::GetClientSite
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*
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* Purpose:
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* Manages the IOleClientSite pointer of our container.
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*/
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STDMETHODIMP CImpIOleObject::SetClientSite (LPOLECLIENTSITE pIOleClientSite)
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{
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ReleaseInterface(m_pObj->m_pIOleClientSite);
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ReleaseInterface(m_pObj->m_pIOleControlSite);
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ReleaseInterface(m_pObj->m_pIDispatchAmbients);
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m_pObj->m_pIOleClientSite = pIOleClientSite;
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if (NULL != m_pObj->m_pIOleClientSite) {
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HRESULT hr;
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LPMONIKER pmk;
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LPOLECONTAINER pIOleCont;
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m_pObj->m_pIOleClientSite->AddRef();
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/*
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* Within IRunnableObject::Run we're supposed to register
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* ourselves as running...however, the moniker has to come
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* from the container's IOleClientSite::GetMoniker. But
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* Run is called before SetClientSite here, so we have to
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* register now that we do have the client site as well
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* as lock the container.
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*/
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hr = m_pObj->m_pIOleClientSite->GetMoniker
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(OLEGETMONIKER_ONLYIFTHERE, OLEWHICHMK_OBJFULL, &pmk);
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if (SUCCEEDED(hr)) {
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RegisterAsRunning(m_pUnkOuter, pmk, 0, &m_pObj->m_dwRegROT);
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pmk->Release();
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}
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hr = m_pObj->m_pIOleClientSite->GetContainer(&pIOleCont);
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if (SUCCEEDED(hr)) {
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m_pObj->m_fLockContainer=TRUE;
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pIOleCont->LockContainer(TRUE);
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pIOleCont->Release();
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}
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/*
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* Go get the container's IDispatch for ambient
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* properties if it has one, and initilize ourself
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* with those properties.
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*/
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hr = m_pObj->m_pIOleClientSite->QueryInterface(IID_IDispatch
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, (void **)&m_pObj->m_pIDispatchAmbients);
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if (SUCCEEDED(hr))
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m_pObj->AmbientsInitialize((ULONG)INITAMBIENT_ALL);
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/*
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* Get the control site
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*/
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hr = m_pObj->m_pIOleClientSite->QueryInterface(IID_IOleControlSite, (void **)&m_pObj->m_pIOleControlSite);
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}
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return NOERROR;
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}
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STDMETHODIMP CImpIOleObject::GetClientSite(LPOLECLIENTSITE *ppSite)
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{
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//Be sure to AddRef the new pointer you are giving away.
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*ppSite=m_pObj->m_pIOleClientSite;
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m_pObj->m_pIOleClientSite->AddRef();
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return NOERROR;
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}
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/*
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* CImpIOleObject::SetHostNames
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*
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* Purpose:
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* Provides the object with names of the container application and
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* the object in the container to use in object user interface.
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*
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* Parameters:
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* pszApp LPCOLESTR of the container application.
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* pszObj LPCOLESTR of some name that is useful in window
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* titles.
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*
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* Return Value:
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* HRESULT NOERROR
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*/
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STDMETHODIMP CImpIOleObject::SetHostNames(LPCOLESTR /* pszApp */
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, LPCOLESTR /* pszObj */)
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{
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return NOERROR;
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}
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/*
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* CImpIOleObject::Close
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*
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* Purpose:
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* Forces the object to close down its user interface and unload.
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*
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* Parameters:
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* dwSaveOption DWORD describing the circumstances under which
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* the object is being saved and closed.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::Close(DWORD dwSaveOption)
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{
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BOOL fSave=FALSE;
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//If object is dirty and we're asked to save, save it and close.
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if (OLECLOSE_SAVEIFDIRTY==dwSaveOption && m_pObj->m_fDirty)
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fSave=TRUE;
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/*
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* If asked to prompt, only do so if dirty, then if we get a
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* YES, save as usual and close. On NO, just close. On
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* CANCEL return OLE_E_PROMPTSAVECANCELLED.
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*/
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if (OLECLOSE_PROMPTSAVE==dwSaveOption && m_pObj->m_fDirty) {
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UINT uRet;
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uRet = MessageBox(NULL, ResourceString(IDS_CLOSEPROMPT),
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ResourceString(IDS_CLOSECAPTION), MB_YESNOCANCEL);
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if (IDCANCEL==uRet)
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return ResultFromScode(OLE_E_PROMPTSAVECANCELLED);
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if (IDYES==uRet)
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fSave=TRUE;
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}
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if (fSave) {
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m_pObj->SendAdvise(OBJECTCODE_SAVEOBJECT);
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m_pObj->SendAdvise(OBJECTCODE_SAVED);
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}
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//We get directly here on OLECLOSE_NOSAVE.
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if ( m_pObj->m_fLockContainer && ( NULL != m_pObj->m_pIOleClientSite ) ) {
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//Match LockContainer call from SetClientSite
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LPOLECONTAINER pIOleCont;
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if (SUCCEEDED(m_pObj->m_pIOleClientSite->GetContainer(&pIOleCont))) {
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pIOleCont->LockContainer(FALSE);
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pIOleCont->Release();
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}
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}
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// Deactivate
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m_pObj->InPlaceDeactivate();
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// Revoke registration in ROT
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if (m_pObj->m_dwRegROT != 0) {
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IRunningObjectTable *pROT;
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if (!FAILED(GetRunningObjectTable(0, &pROT))) {
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pROT->Revoke(m_pObj->m_dwRegROT);
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pROT->Release();
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m_pObj->m_dwRegROT = 0;
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}
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}
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return NOERROR;
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}
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/*
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* CImpIOleObject::DoVerb
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*
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* Purpose:
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* Executes an object-defined action.
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*
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* Parameters:
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* iVerb LONG index of the verb to execute.
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* pMSG LPMSG describing the event causing the
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* activation.
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* pActiveSite LPOLECLIENTSITE to the site involved.
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* lIndex LONG the piece on which execution is happening.
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* hWndParent HWND of the window in which the object can play
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* in-place.
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* pRectPos LPRECT of the object in hWndParent where the
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* object can play in-place if desired.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::DoVerb(LONG iVerb, LPMSG /* pMSG */
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, LPOLECLIENTSITE pActiveSite, LONG /* lIndex */, HWND /* hWndParent */
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, LPCRECT /* pRectPos */)
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{
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HRESULT hr;
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CAUUID caGUID;
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USES_CONVERSION
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switch (iVerb)
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{
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case OLEIVERB_HIDE:
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if (NULL != m_pObj->m_pIOleIPSite) {
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m_pObj->UIDeactivate();
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ShowWindow(m_pObj->m_pHW->Window(), SW_HIDE);
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}
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else {
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ShowWindow(m_pObj->m_pHW->Window(), SW_HIDE);
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m_pObj->SendAdvise(OBJECTCODE_HIDEWINDOW);
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}
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break;
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case OLEIVERB_PRIMARY:
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case OLEIVERB_SHOW:
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if (NULL != m_pObj->m_pIOleIPSite) {
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ShowWindow(m_pObj->m_pHW->Window(), SW_SHOW);
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return NOERROR; //Already active
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}
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if (m_pObj->m_fAllowInPlace) {
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return m_pObj->InPlaceActivate(pActiveSite ,TRUE);
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}
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return ResultFromScode(OLEOBJ_S_INVALIDVERB);
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break;
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case OLEIVERB_INPLACEACTIVATE:
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if (NULL != m_pObj->m_pHW) {
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HWND hWndHW=m_pObj->m_pHW->Window();
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ShowWindow(hWndHW, SW_SHOW);
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SetFocus(hWndHW);
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return NOERROR;
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}
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/*
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* Only inside-out supporting containers will use
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* this verb.
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*/
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m_pObj->m_fContainerKnowsInsideOut=TRUE;
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m_pObj->InPlaceActivate(pActiveSite, FALSE);
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break;
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case OLEIVERB_UIACTIVATE:
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m_pObj->InPlaceActivate(pActiveSite, TRUE);
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break;
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case OLEIVERB_PROPERTIES:
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case POLYLINEVERB_PROPERTIES:
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/*
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* Let the container try first if there are
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* extended controls. Otherwise we'll display
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* our own pages.
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*/
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if (NULL!=m_pObj->m_pIOleControlSite) {
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hr=m_pObj->m_pIOleControlSite->ShowPropertyFrame();
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if (NOERROR==hr)
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break; //All done
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}
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//Put up our property pages.
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hr=m_pObj->m_pImpISpecifyPP->GetPages(&caGUID);
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if (FAILED(hr))
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return FALSE;
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hr=OleCreatePropertyFrame(m_pObj->m_pCtrl->Window(), 10, 10
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, T2W(ResourceString(IDS_PROPFRM_TITLE)), 1, (IUnknown **)&m_pObj
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, caGUID.cElems, caGUID.pElems
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, LOCALE_USER_DEFAULT, 0L, NULL);
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//Free the GUIDs
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CoTaskMemFree((void *)caGUID.pElems);
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break;
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default:
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return ResultFromScode(OLEOBJ_S_INVALIDVERB);
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}
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return NOERROR;
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}
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/*
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* CImpIOleObject::GetUserClassID
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*
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* Purpose:
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* Used for linked objects, this returns the class ID of what end
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* users think they are editing.
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*
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* Parameters:
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* pClsID LPCLSID in which to store the CLSID.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::GetUserClassID(LPCLSID pClsID)
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{
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/*
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* If you are not registered to handle data other than yourself,
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* then you can just return your class ID here. If you are
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* registered as usable from Treat-As dialogs, then you need to
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* return the CLSID of what you are really editing.
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*/
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*pClsID=CLSID_SystemMonitor;
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return NOERROR;
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}
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/*
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* CImpIOleObject::SetExtent
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*
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* Purpose:
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* Sets the size of the object in HIMETRIC units.
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*
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* Parameters:
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* dwAspect DWORD of the aspect affected.
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* pszl LPSIZEL containing the new size.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::SetExtent(
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DWORD dwAspect,
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LPSIZEL pszl )
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{
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RECT rectExt;
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if (dwAspect == DVASPECT_CONTENT) {
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// convert from HIMETRIC to device coord
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SetRect(&rectExt, 0, 0, pszl->cx, pszl->cy);
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m_pObj->RectConvertMappings(&rectExt,TRUE);
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// If changed and non-zero, store as new extent
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if ( !EqualRect ( &m_pObj->m_RectExt, &rectExt )
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&& !IsRectEmpty( &rectExt ) ) {
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m_pObj->m_RectExt = rectExt;
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m_pObj->m_pImpIPolyline->SizeSet(&rectExt, TRUE);
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// Notify container of change to force metafile update
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//m_pObj->SendAdvise(OBJECTCODE_DATACHANGED);
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}
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}
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return NOERROR;
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}
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/*
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* CImpIOleObject::GetExtent
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*
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* Purpose:
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* Retrieves the size of the object in HIMETRIC units.
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*
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* Parameters:
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* dwAspect DWORD of the aspect requested
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* pszl LPSIZEL into which to store the size.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::GetExtent(DWORD dwAspect, LPSIZEL pszl)
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{
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//Delegate directly to IViewObject2::GetExtent
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return m_pObj->m_pImpIViewObject->GetExtent(dwAspect, -1
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, NULL, pszl);
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}
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/*
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* CImpIOleObject::Advise
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* CImpIOleObject::Unadvise
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* CImpIOleObject::EnumAdvise
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*
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* Purpose:
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* Advisory connection functions.
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*/
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STDMETHODIMP CImpIOleObject::Advise(
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LPADVISESINK pIAdviseSink,
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LPDWORD pdwConn
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)
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{
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if (NULL==m_pObj->m_pIOleAdviseHolder)
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{
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HRESULT hr;
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hr=CreateOleAdviseHolder(&m_pObj->m_pIOleAdviseHolder);
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if (FAILED(hr))
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return hr;
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}
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return m_pObj->m_pIOleAdviseHolder->Advise(pIAdviseSink, pdwConn);
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}
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STDMETHODIMP CImpIOleObject::Unadvise(DWORD dwConn)
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{
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if (NULL!=m_pObj->m_pIOleAdviseHolder)
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return m_pObj->m_pIOleAdviseHolder->Unadvise(dwConn);
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return ResultFromScode(E_FAIL);
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}
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STDMETHODIMP CImpIOleObject::EnumAdvise(LPENUMSTATDATA *ppEnum)
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{
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if (NULL!=m_pObj->m_pIOleAdviseHolder)
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return m_pObj->m_pIOleAdviseHolder->EnumAdvise(ppEnum);
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return ResultFromScode(E_FAIL);
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}
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/*
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* CImpIOleObject::SetMoniker
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*
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* Purpose:
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* Informs the object of its moniker or its container's moniker
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* depending on dwWhich.
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*
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* Parameters:
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* dwWhich DWORD describing whether the moniker is the
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* object's or the container's.
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* pmk LPMONIKER with the name.
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*
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* Return Value:
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* HRESULT NOERROR or a general error value.
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*/
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STDMETHODIMP CImpIOleObject::SetMoniker(DWORD /* dwWhich */
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, LPMONIKER /* pmk */)
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{
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LPMONIKER pmkFull;
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HRESULT hr = ResultFromScode(E_FAIL);
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HRESULT hrTmp;
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LPBC pbc;
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if (NULL!=m_pObj->m_pIOleClientSite) {
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hr = m_pObj->m_pIOleClientSite->GetMoniker
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(OLEGETMONIKER_ONLYIFTHERE, OLEWHICHMK_OBJFULL
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, &pmkFull);
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if (SUCCEEDED(hr)) {
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hrTmp = CreateBindCtx(0,&pbc);
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if (SUCCEEDED(hrTmp)) {
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hrTmp = pmkFull->IsRunning(pbc, NULL, NULL);
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pbc->Release();
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if (hrTmp == NOERROR) {
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pmkFull->Release();
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return NOERROR;
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}
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}
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//This will revoke the old one if m_dwRegROT is nonzero.
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RegisterAsRunning(m_pUnkOuter, pmkFull, 0, &m_pObj->m_dwRegROT);
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//Inform clients of the new moniker
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if (NULL!=m_pObj->m_pIOleAdviseHolder)
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m_pObj->m_pIOleAdviseHolder->SendOnRename(pmkFull);
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pmkFull->Release();
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}
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}
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return hr;
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}
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/*
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* CImpIOleObject::GetMoniker
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*
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* Purpose:
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* Asks the object for a moniker that can later be used to
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* reconnect to it.
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*
|
|
* Parameters:
|
|
* dwAssign DWORD determining how to assign the moniker to
|
|
* to the object.
|
|
* dwWhich DWORD describing which moniker the caller wants.
|
|
* ppmk LPMONIKER * into which to store the moniker.
|
|
*
|
|
* Return Value:
|
|
* HRESULT NOERROR or a general error value.
|
|
*/
|
|
|
|
STDMETHODIMP CImpIOleObject::GetMoniker(DWORD /* dwAssign */
|
|
, DWORD /* dwWhich */, LPMONIKER *ppmk)
|
|
{
|
|
HRESULT hr=ResultFromScode(E_FAIL);
|
|
|
|
*ppmk=NULL;
|
|
|
|
/*
|
|
* Since we only support embedded objects, our moniker
|
|
* is always the full moniker from the contianer.
|
|
*/
|
|
|
|
if (NULL!=m_pObj->m_pIOleClientSite)
|
|
{
|
|
hr=m_pObj->m_pIOleClientSite->GetMoniker
|
|
(OLEGETMONIKER_ONLYIFTHERE, OLEWHICHMK_OBJFULL, ppmk);
|
|
}
|
|
|
|
return (NULL!=*ppmk) ? NOERROR : hr;
|
|
}
|
|
|
|
|
|
|
|
//Methods not implemented or trivial
|
|
STDMETHODIMP CImpIOleObject::InitFromData(
|
|
LPDATAOBJECT /* pIDataObject */
|
|
, BOOL /* fCreation */, DWORD /* dw */)
|
|
{
|
|
return ResultFromScode(E_NOTIMPL);
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::GetClipboardData(DWORD /* dwReserved */
|
|
, LPDATAOBJECT * /* ppIDataObj */)
|
|
{
|
|
return ResultFromScode(E_NOTIMPL);
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::Update(void)
|
|
{
|
|
return NOERROR;
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::IsUpToDate(void)
|
|
{
|
|
return NOERROR;
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::SetColorScheme(LPLOGPALETTE /* pLP */)
|
|
{
|
|
return ResultFromScode(E_NOTIMPL);
|
|
}
|
|
|
|
|
|
|
|
//Methods implemented using registry helper functions in OLE.
|
|
|
|
STDMETHODIMP CImpIOleObject::EnumVerbs(LPENUMOLEVERB *ppEnum)
|
|
{
|
|
return OleRegEnumVerbs(m_pObj->m_clsID, ppEnum);
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::GetUserType(
|
|
DWORD dwForm,
|
|
LPOLESTR *ppszType
|
|
)
|
|
{
|
|
return OleRegGetUserType(m_pObj->m_clsID, dwForm, ppszType);
|
|
}
|
|
|
|
STDMETHODIMP CImpIOleObject::GetMiscStatus(
|
|
DWORD dwAspect,
|
|
LPDWORD pdwStatus
|
|
)
|
|
{
|
|
return OleRegGetMiscStatus(m_pObj->m_clsID, dwAspect, pdwStatus);
|
|
}
|
|
|
|
|
|
void RegisterAsRunning(
|
|
IUnknown *pUnk,
|
|
IMoniker *pmk,
|
|
DWORD dwFlags,
|
|
LPDWORD pdwReg
|
|
)
|
|
{
|
|
IRunningObjectTable *pROT;
|
|
HRESULT hr;
|
|
DWORD dwReg = *pdwReg;
|
|
|
|
dwReg=*pdwReg;
|
|
|
|
if (FAILED(GetRunningObjectTable(0, &pROT)))
|
|
return;
|
|
|
|
hr = pROT->Register(dwFlags, pUnk, pmk, pdwReg);
|
|
|
|
if (MK_S_MONIKERALREADYREGISTERED == GetScode(hr))
|
|
{
|
|
if (0 != dwReg)
|
|
pROT->Revoke(dwReg);
|
|
}
|
|
|
|
pROT->Release();
|
|
|
|
return;
|
|
}
|
|
|