mirror of
https://github.com/mozilla/gecko-dev.git
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975 lines
21 KiB
C++
975 lines
21 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "StdAfx.h"
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#include "ControlSite.h"
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std::list<CControlSite *> CControlSite::m_cControlList;
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// Constructor
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CControlSite::CControlSite()
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{
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NG_TRACE_METHOD(CControlSite::CControlSite);
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m_hWndParent = NULL;
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m_clsid = CLSID_NULL;
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m_bSetClientSiteFirst = FALSE;
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m_bVisibleAtRuntime = TRUE;
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memset(&m_rcObjectPos, 0, sizeof(m_rcObjectPos));
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m_bInPlaceActive = FALSE;
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m_bUIActive = FALSE;
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m_bInPlaceLocked = FALSE;
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m_bWindowless = FALSE;
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m_bSupportWindowlessActivation = TRUE;
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// Initialise ambient properties
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m_nAmbientLocale = 0;
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m_clrAmbientForeColor = ::GetSysColor(COLOR_WINDOWTEXT);
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m_clrAmbientBackColor = ::GetSysColor(COLOR_WINDOW);
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m_bAmbientUserMode = true;
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m_bAmbientShowHatching = true;
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m_bAmbientShowGrabHandles = true;
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// Add the control to the list
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m_cControlList.push_back(this);
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}
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// Destructor
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CControlSite::~CControlSite()
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{
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NG_TRACE_METHOD(CControlSite::~CControlSite);
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Detach();
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m_cControlList.remove(this);
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}
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// Create the specified control, optionally providing properties to initialise
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// it with and a name.
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HRESULT CControlSite::Create(REFCLSID clsid, PropertyList &pl, const tstring szName)
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{
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NG_TRACE_METHOD_ARGS(CControlSite::Create, "...,...,\"%s\"", szName.c_str());
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m_clsid = clsid;
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m_ParameterList = pl;
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m_szName = szName;
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// TODO see if object is script safe
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// Create the object
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HRESULT hr = CoCreateInstance(clsid, NULL, CLSCTX_ALL, IID_IUnknown, (void **) &m_spObject);
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if (FAILED(hr))
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{
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return E_FAIL;
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}
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return S_OK;
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}
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// Attach the created control to a window and activate it
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HRESULT CControlSite::Attach(HWND hwndParent, const RECT &rcPos, IUnknown *pInitStream)
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{
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NG_TRACE_METHOD(CControlSite::Attach);
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if (hwndParent == NULL)
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{
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NG_ASSERT(0);
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return E_INVALIDARG;
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}
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m_hWndParent = hwndParent;
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m_rcObjectPos = rcPos;
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// Object must have been created
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if (m_spObject == NULL)
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{
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return E_UNEXPECTED;
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}
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m_spIViewObject = m_spObject;
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m_spIOleObject = m_spObject;
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if (m_spIOleObject == NULL)
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{
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return E_FAIL;
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}
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DWORD dwMiscStatus;
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m_spIOleObject->GetMiscStatus(DVASPECT_CONTENT, &dwMiscStatus);
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if (dwMiscStatus & OLEMISC_SETCLIENTSITEFIRST)
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{
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m_bSetClientSiteFirst = TRUE;
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}
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if (dwMiscStatus & OLEMISC_INVISIBLEATRUNTIME)
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{
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m_bVisibleAtRuntime = FALSE;
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}
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// Some objects like to have the client site as the first thing
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// to be initialised (for ambient properties and so forth)
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if (m_bSetClientSiteFirst)
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{
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m_spIOleObject->SetClientSite(this);
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}
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// If there is a parameter list for the object and no init stream then
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// create one here.
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CPropertyBagInstance *pPropertyBag = NULL;
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if (pInitStream == NULL && m_ParameterList.size() >= 1)
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{
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CPropertyBagInstance::CreateInstance(&pPropertyBag);
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pPropertyBag->AddRef();
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for (PropertyList::const_iterator i = m_ParameterList.begin(); i != m_ParameterList.end(); i++)
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{
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pPropertyBag->Write((*i).szName, (VARIANT *) &(*i).vValue);
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}
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pInitStream = (IPersistPropertyBag *) pPropertyBag;
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}
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// Initialise the control from store if one is provided
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if (pInitStream)
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{
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CComQIPtr<IPropertyBag, &IID_IPropertyBag> spPropertyBag = pInitStream;
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CComQIPtr<IStream, &IID_IStream> spStream = pInitStream;
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CComQIPtr<IPersistStream, &IID_IPersistStream> spIPersistStream = m_spIOleObject;
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CComQIPtr<IPersistPropertyBag, &IID_IPersistPropertyBag> spIPersistPropertyBag = m_spIOleObject;
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if (spIPersistPropertyBag && spPropertyBag)
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{
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spIPersistPropertyBag->Load(spPropertyBag, NULL);
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}
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else if (spIPersistStream && spStream)
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{
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spIPersistStream->Load(spStream);
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}
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}
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else
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{
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// Initialise the object if possible
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CComQIPtr<IPersistStreamInit, &IID_IPersistStreamInit> spIPersistStreamInit = m_spIOleObject;
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if (spIPersistStreamInit)
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{
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spIPersistStreamInit->InitNew();
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}
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}
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m_spIOleInPlaceObject = m_spObject;
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m_spIOleInPlaceObjectWindowless = m_spObject;
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m_spIOleInPlaceObject->SetObjectRects(&m_rcObjectPos, &m_rcObjectPos);
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// In-place activate the object
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if (m_bVisibleAtRuntime)
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{
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DoVerb(OLEIVERB_INPLACEACTIVATE);
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}
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// For those objects which haven't had their client site set yet,
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// it's done here.
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if (!m_bSetClientSiteFirst)
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{
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m_spIOleObject->SetClientSite(this);
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}
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return S_OK;
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}
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// Unhook the control from the window and throw it all away
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HRESULT CControlSite::Detach()
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{
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NG_TRACE_METHOD(CControlSite::Detach);
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if (m_spIOleInPlaceObjectWindowless)
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{
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m_spIOleInPlaceObjectWindowless.Release();
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}
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if (m_spIOleInPlaceObject)
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{
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m_spIOleInPlaceObject->InPlaceDeactivate();
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m_spIOleInPlaceObject.Release();
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}
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if (m_spIOleObject)
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{
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m_spIOleObject->Close(OLECLOSE_NOSAVE);
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m_spIOleObject->SetClientSite(NULL);
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m_spIOleObject.Release();
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}
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m_spIViewObject.Release();
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m_spObject.Release();
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return S_OK;
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}
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// Return the IUnknown of the contained control
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HRESULT CControlSite::GetControlUnknown(IUnknown **ppObject)
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{
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*ppObject = NULL;
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if (m_spObject)
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{
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m_spObject->QueryInterface(IID_IUnknown, (void **) ppObject);
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}
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return S_OK;
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}
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// Subscribe to an event sink on the control
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HRESULT CControlSite::Advise(IUnknown *pIUnkSink, const IID &iid, DWORD *pdwCookie)
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{
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if (m_spObject == NULL)
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{
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return E_UNEXPECTED;
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}
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if (pIUnkSink == NULL || pdwCookie == NULL)
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{
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return E_INVALIDARG;
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}
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return AtlAdvise(m_spObject, pIUnkSink, iid, pdwCookie);
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}
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// Unsubscribe event sink from the control
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HRESULT CControlSite::Unadvise(const IID &iid, DWORD dwCookie)
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{
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if (m_spObject == NULL)
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{
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return E_UNEXPECTED;
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}
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return AtlUnadvise(m_spObject, iid, dwCookie);
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}
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// Draw the control
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HRESULT CControlSite::Draw(HDC hdc)
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{
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NG_TRACE_METHOD(CControlSite::Draw);
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// Draw only when control is windowless or deactivated
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if (m_spIViewObject)
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{
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if (m_bWindowless || !m_bInPlaceActive)
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{
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RECTL *prcBounds = (m_bWindowless) ? NULL : (RECTL *) &m_rcObjectPos;
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m_spIViewObject->Draw(DVASPECT_CONTENT, -1, NULL, NULL, NULL, hdc, prcBounds, NULL, NULL, 0);
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}
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}
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else
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{
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// Draw something to indicate no control is there
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HBRUSH hbr = CreateSolidBrush(RGB(200,200,200));
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FillRect(hdc, &m_rcObjectPos, hbr);
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DeleteObject(hbr);
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}
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return S_OK;
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}
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// Execute the specified verb
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HRESULT CControlSite::DoVerb(LONG nVerb, LPMSG lpMsg)
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{
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NG_TRACE_METHOD(CControlSite::DoVerb);
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if (m_spIOleObject == NULL)
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{
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return E_FAIL;
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}
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return m_spIOleObject->DoVerb(nVerb, lpMsg, this, 0, m_hWndParent, &m_rcObjectPos);
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}
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// Set the position on the control
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HRESULT CControlSite::SetPosition(const RECT &rcPos)
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{
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NG_TRACE_METHOD(CControlSite::SetPosition);
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m_rcObjectPos = rcPos;
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if (m_spIOleInPlaceObject)
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{
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m_spIOleInPlaceObject->SetObjectRects(&m_rcObjectPos, &m_rcObjectPos);
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}
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return S_OK;
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}
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void CControlSite::FireAmbientPropertyChange(DISPID id)
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{
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if (m_spObject)
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{
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CIPtr(IOleControl) spControl = m_spObject;
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if (spControl)
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{
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spControl->OnAmbientPropertyChange(id);
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}
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}
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}
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void CControlSite::SetAmbientUserMode(BOOL bUserMode)
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{
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bool bNewMode = bUserMode ? true : false;
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if (m_bAmbientUserMode != bNewMode)
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{
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m_bAmbientUserMode = bNewMode;
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FireAmbientPropertyChange(DISPID_AMBIENT_USERMODE);
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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// IDispatch implementation
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HRESULT STDMETHODCALLTYPE CControlSite::GetTypeInfoCount(/* [out] */ UINT __RPC_FAR *pctinfo)
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{
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return E_NOTIMPL;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::GetTypeInfo(/* [in] */ UINT iTInfo, /* [in] */ LCID lcid, /* [out] */ ITypeInfo __RPC_FAR *__RPC_FAR *ppTInfo)
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{
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return E_NOTIMPL;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::GetIDsOfNames(/* [in] */ REFIID riid, /* [size_is][in] */ LPOLESTR __RPC_FAR *rgszNames, /* [in] */ UINT cNames, /* [in] */ LCID lcid, /* [size_is][out] */ DISPID __RPC_FAR *rgDispId)
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{
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return E_NOTIMPL;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::Invoke(/* [in] */ DISPID dispIdMember, /* [in] */ REFIID riid, /* [in] */ LCID lcid, /* [in] */ WORD wFlags, /* [out][in] */ DISPPARAMS __RPC_FAR *pDispParams, /* [out] */ VARIANT __RPC_FAR *pVarResult, /* [out] */ EXCEPINFO __RPC_FAR *pExcepInfo, /* [out] */ UINT __RPC_FAR *puArgErr)
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{
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if (wFlags & DISPATCH_PROPERTYGET)
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{
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CComVariant vResult;
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switch (dispIdMember)
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{
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case DISPID_AMBIENT_FORECOLOR:
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vResult = CComVariant((long) m_clrAmbientForeColor);
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break;
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case DISPID_AMBIENT_BACKCOLOR:
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vResult = CComVariant((long) m_clrAmbientBackColor);
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break;
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case DISPID_AMBIENT_LOCALEID:
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vResult = CComVariant((long) m_nAmbientLocale);
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break;
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case DISPID_AMBIENT_USERMODE:
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vResult = CComVariant(m_bAmbientUserMode);
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break;
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case DISPID_AMBIENT_SHOWGRABHANDLES:
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vResult = CComVariant(m_bAmbientShowGrabHandles);
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break;
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case DISPID_AMBIENT_SHOWHATCHING:
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vResult = CComVariant(m_bAmbientShowHatching);
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break;
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default:
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return DISP_E_MEMBERNOTFOUND;
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}
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VariantCopy(pVarResult, &vResult);
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return S_OK;
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}
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return E_FAIL;
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}
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///////////////////////////////////////////////////////////////////////////////
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// IAdviseSink implementation
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void STDMETHODCALLTYPE CControlSite::OnDataChange(/* [unique][in] */ FORMATETC __RPC_FAR *pFormatetc, /* [unique][in] */ STGMEDIUM __RPC_FAR *pStgmed)
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{
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}
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void STDMETHODCALLTYPE CControlSite::OnViewChange(/* [in] */ DWORD dwAspect, /* [in] */ LONG lindex)
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{
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// Redraw the control
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InvalidateRect(NULL, FALSE);
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}
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void STDMETHODCALLTYPE CControlSite::OnRename(/* [in] */ IMoniker __RPC_FAR *pmk)
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{
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}
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void STDMETHODCALLTYPE CControlSite::OnSave(void)
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{
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}
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void STDMETHODCALLTYPE CControlSite::OnClose(void)
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// IAdviseSink2 implementation
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void STDMETHODCALLTYPE CControlSite::OnLinkSrcChange(/* [unique][in] */ IMoniker __RPC_FAR *pmk)
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// IAdviseSinkEx implementation
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void STDMETHODCALLTYPE CControlSite::OnViewStatusChange(/* [in] */ DWORD dwViewStatus)
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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// IOleWindow implementation
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HRESULT STDMETHODCALLTYPE CControlSite::GetWindow(/* [out] */ HWND __RPC_FAR *phwnd)
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{
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*phwnd = m_hWndParent;
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::ContextSensitiveHelp(/* [in] */ BOOL fEnterMode)
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{
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return S_OK;
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}
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///////////////////////////////////////////////////////////////////////////////
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// IOleClientSite implementation
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HRESULT STDMETHODCALLTYPE CControlSite::SaveObject(void)
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{
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::GetMoniker(/* [in] */ DWORD dwAssign, /* [in] */ DWORD dwWhichMoniker, /* [out] */ IMoniker __RPC_FAR *__RPC_FAR *ppmk)
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{
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return E_NOTIMPL;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::GetContainer(/* [out] */ IOleContainer __RPC_FAR *__RPC_FAR *ppContainer)
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{
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return E_NOINTERFACE;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::ShowObject(void)
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{
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::OnShowWindow(/* [in] */ BOOL fShow)
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{
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::RequestNewObjectLayout(void)
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{
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return E_NOTIMPL;
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}
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///////////////////////////////////////////////////////////////////////////////
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// IOleInPlaceSite implementation
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HRESULT STDMETHODCALLTYPE CControlSite::CanInPlaceActivate(void)
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{
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::OnInPlaceActivate(void)
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{
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m_bInPlaceActive = TRUE;
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::OnUIActivate(void)
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{
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m_bUIActive = TRUE;
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return S_OK;
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}
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HRESULT STDMETHODCALLTYPE CControlSite::GetWindowContext(/* [out] */ IOleInPlaceFrame __RPC_FAR *__RPC_FAR *ppFrame, /* [out] */ IOleInPlaceUIWindow __RPC_FAR *__RPC_FAR *ppDoc, /* [out] */ LPRECT lprcPosRect, /* [out] */ LPRECT lprcClipRect, /* [out][in] */ LPOLEINPLACEFRAMEINFO lpFrameInfo)
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{
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*lprcPosRect = m_rcObjectPos;
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*lprcClipRect = m_rcObjectPos;
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CControlSiteIPFrameInstance *pIPFrame = NULL;
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CControlSiteIPFrameInstance::CreateInstance(&pIPFrame);
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pIPFrame->AddRef();
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*ppFrame = (IOleInPlaceFrame *) pIPFrame;
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*ppDoc = NULL;
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lpFrameInfo->fMDIApp = FALSE;
|
|
lpFrameInfo->hwndFrame = NULL;
|
|
lpFrameInfo->haccel = NULL;
|
|
lpFrameInfo->cAccelEntries = 0;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::Scroll(/* [in] */ SIZE scrollExtant)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnUIDeactivate(/* [in] */ BOOL fUndoable)
|
|
{
|
|
m_bUIActive = FALSE;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnInPlaceDeactivate(void)
|
|
{
|
|
m_bInPlaceActive = FALSE;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::DiscardUndoState(void)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::DeactivateAndUndo(void)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnPosRectChange(/* [in] */ LPCRECT lprcPosRect)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
// IOleInPlaceSiteEx implementation
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnInPlaceActivateEx(/* [out] */ BOOL __RPC_FAR *pfNoRedraw, /* [in] */ DWORD dwFlags)
|
|
{
|
|
m_bInPlaceActive = TRUE;
|
|
|
|
if (pfNoRedraw)
|
|
{
|
|
*pfNoRedraw = FALSE;
|
|
}
|
|
if (dwFlags & ACTIVATE_WINDOWLESS)
|
|
{
|
|
// TODO check if control is windowless
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnInPlaceDeactivateEx(/* [in] */ BOOL fNoRedraw)
|
|
{
|
|
m_bInPlaceActive = FALSE;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::RequestUIActivate(void)
|
|
{
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
// IOleInPlaceSiteWindowless implementation
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::CanWindowlessActivate(void)
|
|
{
|
|
// Allow windowless activation?
|
|
return (m_bSupportWindowlessActivation) ? S_OK : S_FALSE;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::GetCapture(void)
|
|
{
|
|
// TODO capture the mouse for the object
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::SetCapture(/* [in] */ BOOL fCapture)
|
|
{
|
|
// TODO capture the mouse for the object
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::GetFocus(void)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::SetFocus(/* [in] */ BOOL fFocus)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::GetDC(/* [in] */ LPCRECT pRect, /* [in] */ DWORD grfFlags, /* [out] */ HDC __RPC_FAR *phDC)
|
|
{
|
|
if (phDC == NULL)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
// Can't do nested painting
|
|
if (m_hDCBuffer != NULL)
|
|
{
|
|
return E_UNEXPECTED;
|
|
}
|
|
|
|
m_rcBuffer = m_rcObjectPos;
|
|
if (pRect != NULL)
|
|
{
|
|
m_rcBuffer = *pRect;
|
|
}
|
|
|
|
m_hBMBuffer = NULL;
|
|
m_dwBufferFlags = grfFlags;
|
|
|
|
// See if the control wants a DC that is onscreen or offscreen
|
|
|
|
if (m_dwBufferFlags & OLEDC_OFFSCREEN)
|
|
{
|
|
m_hDCBuffer = CreateCompatibleDC(NULL);
|
|
if (m_hDCBuffer == NULL)
|
|
{
|
|
// Error
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
long cx = m_rcBuffer.right - m_rcBuffer.left;
|
|
long cy = m_rcBuffer.bottom - m_rcBuffer.top;
|
|
|
|
m_hBMBuffer = CreateCompatibleBitmap(m_hDCBuffer, cx, cy);
|
|
m_hBMBufferOld = (HBITMAP) SelectObject(m_hDCBuffer, m_hBMBuffer);
|
|
SetViewportOrgEx(m_hDCBuffer, m_rcBuffer.left, m_rcBuffer.top, NULL);
|
|
|
|
// TODO When OLEDC_PAINTBKGND we must draw every site behind this one
|
|
}
|
|
else
|
|
{
|
|
// TODO When OLEDC_PAINTBKGND we must draw every site behind this one
|
|
|
|
// Get the window DC
|
|
m_hDCBuffer = GetWindowDC(m_hWndParent);
|
|
if (m_hDCBuffer == NULL)
|
|
{
|
|
// Error
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
// Clip the control so it can't trash anywhere it isn't allowed to draw
|
|
if (!(m_dwBufferFlags & OLEDC_NODRAW))
|
|
{
|
|
m_hRgnBuffer = CreateRectRgnIndirect(&m_rcBuffer);
|
|
|
|
// TODO Clip out opaque areas of sites behind this one
|
|
|
|
SelectClipRgn(m_hDCBuffer, m_hRgnBuffer);
|
|
}
|
|
}
|
|
|
|
*phDC = m_hDCBuffer;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::ReleaseDC(/* [in] */ HDC hDC)
|
|
{
|
|
// Release the DC
|
|
NG_ASSERT(hDC);
|
|
if (hDC == NULL || hDC != m_hDCBuffer)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
// Test if the DC was offscreen or onscreen
|
|
if (m_dwBufferFlags & OLEDC_OFFSCREEN)
|
|
{
|
|
// BitBlt the buffer into the control's object
|
|
SetViewportOrgEx(m_hDCBuffer, 0, 0, NULL);
|
|
HDC hdc = GetWindowDC(m_hWndParent);
|
|
|
|
long cx = m_rcBuffer.right - m_rcBuffer.left;
|
|
long cy = m_rcBuffer.bottom - m_rcBuffer.top;
|
|
|
|
BitBlt(hdc, m_rcBuffer.left, m_rcBuffer.top, cx, cy, m_hDCBuffer, 0, 0, SRCCOPY);
|
|
|
|
::ReleaseDC(m_hWndParent, hdc);
|
|
}
|
|
else
|
|
{
|
|
// TODO If OLEDC_PAINTBKGND is set draw the DVASPECT_CONTENT of every object above this one
|
|
}
|
|
|
|
// Clean up settings ready for next drawing
|
|
|
|
if (m_hRgnBuffer)
|
|
{
|
|
SelectClipRgn(m_hDCBuffer, NULL);
|
|
DeleteObject(m_hRgnBuffer);
|
|
m_hRgnBuffer = NULL;
|
|
}
|
|
|
|
SelectObject(m_hDCBuffer, m_hBMBufferOld);
|
|
if (m_hBMBuffer)
|
|
{
|
|
DeleteObject(m_hBMBuffer);
|
|
m_hBMBuffer = NULL;
|
|
}
|
|
|
|
::ReleaseDC(m_hWndParent, m_hDCBuffer);
|
|
m_hDCBuffer = NULL;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::InvalidateRect(/* [in] */ LPCRECT pRect, /* [in] */ BOOL fErase)
|
|
{
|
|
// Clip the rectangle against the object's size and invalidate it
|
|
RECT rcI = { 0, 0, 0, 0 };
|
|
if (pRect == NULL)
|
|
{
|
|
rcI = m_rcObjectPos;
|
|
}
|
|
else
|
|
{
|
|
IntersectRect(&rcI, &m_rcObjectPos, pRect);
|
|
}
|
|
::InvalidateRect(m_hWndParent, &rcI, fErase);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::InvalidateRgn(/* [in] */ HRGN hRGN, /* [in] */ BOOL fErase)
|
|
{
|
|
if (hRGN == NULL)
|
|
{
|
|
::InvalidateRect(m_hWndParent, &m_rcObjectPos, fErase);
|
|
}
|
|
else
|
|
{
|
|
// Clip the region with the object's bounding area
|
|
HRGN hrgnClip = CreateRectRgnIndirect(&m_rcObjectPos);
|
|
if (CombineRgn(hrgnClip, hrgnClip, hRGN, RGN_AND) != ERROR)
|
|
{
|
|
::InvalidateRgn(m_hWndParent, hrgnClip, fErase);
|
|
}
|
|
DeleteObject(hrgnClip);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::ScrollRect(/* [in] */ INT dx, /* [in] */ INT dy, /* [in] */ LPCRECT pRectScroll, /* [in] */ LPCRECT pRectClip)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::AdjustRect(/* [out][in] */ LPRECT prc)
|
|
{
|
|
if (prc == NULL)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
// Clip the rectangle against the object position
|
|
RECT rcI = { 0, 0, 0, 0 };
|
|
IntersectRect(&rcI, &m_rcObjectPos, prc);
|
|
*prc = rcI;
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnDefWindowMessage(/* [in] */ UINT msg, /* [in] */ WPARAM wParam, /* [in] */ LPARAM lParam, /* [out] */ LRESULT __RPC_FAR *plResult)
|
|
{
|
|
if (plResult == NULL)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
// Pass the message to the windowless control
|
|
if (m_bWindowless && m_spIOleInPlaceObjectWindowless)
|
|
{
|
|
return m_spIOleInPlaceObjectWindowless->OnWindowMessage(msg, wParam, lParam, plResult);
|
|
}
|
|
|
|
return S_FALSE;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
// IOleControlSite implementation
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnControlInfoChanged(void)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::LockInPlaceActive(/* [in] */ BOOL fLock)
|
|
{
|
|
m_bInPlaceLocked = fLock;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::GetExtendedControl(/* [out] */ IDispatch __RPC_FAR *__RPC_FAR *ppDisp)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::TransformCoords(/* [out][in] */ POINTL __RPC_FAR *pPtlHimetric, /* [out][in] */ POINTF __RPC_FAR *pPtfContainer, /* [in] */ DWORD dwFlags)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
if (pPtlHimetric == NULL)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
if (pPtfContainer == NULL)
|
|
{
|
|
return E_INVALIDARG;
|
|
}
|
|
|
|
HDC hdc = ::GetDC(m_hWndParent);
|
|
::SetMapMode(hdc, MM_HIMETRIC);
|
|
POINT rgptConvert[2];
|
|
rgptConvert[0].x = 0;
|
|
rgptConvert[0].y = 0;
|
|
|
|
if (dwFlags & XFORMCOORDS_HIMETRICTOCONTAINER)
|
|
{
|
|
rgptConvert[1].x = pPtlHimetric->x;
|
|
rgptConvert[1].y = pPtlHimetric->y;
|
|
::LPtoDP(hdc, rgptConvert, 2);
|
|
if (dwFlags & XFORMCOORDS_SIZE)
|
|
{
|
|
pPtfContainer->x = (float)(rgptConvert[1].x - rgptConvert[0].x);
|
|
pPtfContainer->y = (float)(rgptConvert[0].y - rgptConvert[1].y);
|
|
}
|
|
else if (dwFlags & XFORMCOORDS_POSITION)
|
|
{
|
|
pPtfContainer->x = (float)rgptConvert[1].x;
|
|
pPtfContainer->y = (float)rgptConvert[1].y;
|
|
}
|
|
else
|
|
{
|
|
hr = E_INVALIDARG;
|
|
}
|
|
}
|
|
else if (dwFlags & XFORMCOORDS_CONTAINERTOHIMETRIC)
|
|
{
|
|
rgptConvert[1].x = (int)(pPtfContainer->x);
|
|
rgptConvert[1].y = (int)(pPtfContainer->y);
|
|
::DPtoLP(hdc, rgptConvert, 2);
|
|
if (dwFlags & XFORMCOORDS_SIZE)
|
|
{
|
|
pPtlHimetric->x = rgptConvert[1].x - rgptConvert[0].x;
|
|
pPtlHimetric->y = rgptConvert[0].y - rgptConvert[1].y;
|
|
}
|
|
else if (dwFlags & XFORMCOORDS_POSITION)
|
|
{
|
|
pPtlHimetric->x = rgptConvert[1].x;
|
|
pPtlHimetric->y = rgptConvert[1].y;
|
|
}
|
|
else
|
|
{
|
|
hr = E_INVALIDARG;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = E_INVALIDARG;
|
|
}
|
|
|
|
::ReleaseDC(m_hWndParent, hdc);
|
|
|
|
return hr;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::TranslateAccelerator(/* [in] */ MSG __RPC_FAR *pMsg, /* [in] */ DWORD grfModifiers)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::OnFocus(/* [in] */ BOOL fGotFocus)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT STDMETHODCALLTYPE CControlSite::ShowPropertyFrame(void)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|