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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// TODO(slightlyoff): Add any required LICENSE block changes for MSFT code
// inclusion.
// ole_document_impl.h : IOleDocument implementation
//
// This file is a modified version of the OleDocument.h file, which is
// part of the ActiveDoc MSDN sample. The modifications are largely
// conversions to Google coding guidelines. Below if the original header
// from the file.
// This is a part of the Active Template Library.
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// This source code is only intended as a supplement to the
// Active Template Library Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Active Template Library product.
#ifndef CHROME_FRAME_OLE_DOCUMENT_IMPL_H_
#define CHROME_FRAME_OLE_DOCUMENT_IMPL_H_
// TODO(sanjeevr): Revisit this impl file and cleanup dependencies
#include <atlbase.h>
#include <docobj.h>
#include "base/logging.h"
//////////////////////////////////////////////////////////////////////////////
// IOleDocumentImpl
template <class T>
class ATL_NO_VTABLE IOleDocumentImpl : public IOleDocument {
public:
STDMETHOD(CreateView)(IOleInPlaceSite* in_place_site,
IStream* stream,
DWORD reserved ,
IOleDocumentView** new_view) {
DVLOG(1) << __FUNCTION__;
if (new_view == NULL)
return E_POINTER;
T* t = static_cast<T*>(this);
// If we've already created a view then we can't create another as we
// currently only support the ability to create one view
if (t->m_spInPlaceSite)
return E_FAIL;
IOleDocumentView* view;
t->GetUnknown()->QueryInterface(IID_IOleDocumentView,
reinterpret_cast<void**>(&view));
// If we support IOleDocument we should support IOleDocumentView
ATLENSURE(view != NULL);
// If they've given us a site then use it
if (in_place_site != NULL)
view->SetInPlaceSite(in_place_site);
// If they have given us an IStream pointer then use it to
// initialize the view
if (stream != NULL)
view->ApplyViewState(stream);
// Return the view
*new_view = view;
return S_OK;
}
STDMETHOD(GetDocMiscStatus)(DWORD* status) {
DVLOG(1) << __FUNCTION__;
if (NULL == status)
return E_POINTER;
*status = DOCMISC_NOFILESUPPORT;
return S_OK;
}
STDMETHOD(EnumViews)(IEnumOleDocumentViews** enum_views,
IOleDocumentView** view) {
DVLOG(1) << __FUNCTION__;
if (view == NULL)
return E_POINTER;
T* t = static_cast<T*>(this);
// We only support one view
return t->_InternalQueryInterface(IID_IOleDocumentView,
reinterpret_cast<void**>(view));
}
};
//////////////////////////////////////////////////////////////////////////////
// IOleDocumentViewImpl
template <class T>
class ATL_NO_VTABLE IOleDocumentViewImpl : public IOleDocumentView {
public:
STDMETHOD(SetInPlaceSite)(IOleInPlaceSite* in_place_site) {
DVLOG(1) << __FUNCTION__;
T* t = static_cast<T*>(this);
if (t->m_spInPlaceSite) {
// If we already have a site get rid of it
UIActivate(FALSE);
HRESULT hr = t->InPlaceDeactivate();
if (FAILED(hr))
return hr;
DCHECK(!t->m_bInPlaceActive);
}
if (in_place_site != NULL) {
t->m_spInPlaceSite.Release();
in_place_site->QueryInterface(
IID_IOleInPlaceSiteWindowless,
reinterpret_cast<void **>(&t->m_spInPlaceSite));
if (!t->m_spInPlaceSite) {
// TODO(sanjeevr): This is a super-hack because m_spInPlaceSite
// is an IOleInPlaceSiteWindowless pointer and we are setting
// an IOleInPlaceSite pointer into it. The problem is that ATL
// (CComControlBase) uses this in a schizophrenic manner based
// on the m_bWndLess flag. Ouch, ouch, ouch! Find a way to clean
// this up.
// Disclaimer: I did not invent this hack, it exists in the MSDN
// sample from where this code has been derived and it also exists
// in ATL itself (look at atlctl.h line 938).
t->m_spInPlaceSite =
reinterpret_cast<IOleInPlaceSiteWindowless*>(in_place_site);
}
}
return S_OK;
}
STDMETHOD(GetInPlaceSite)(IOleInPlaceSite** in_place_site) {
DVLOG(1) << __FUNCTION__;
if (in_place_site == NULL)
return E_POINTER;
T* t = static_cast<T*>(this);
return t->m_spInPlaceSite->QueryInterface(
IID_IOleInPlaceSite,
reinterpret_cast<LPVOID *>(in_place_site));
}
STDMETHOD(GetDocument)(IUnknown** document) {
DVLOG(1) << __FUNCTION__;
if (document == NULL)
return E_POINTER;
T* t = static_cast<T*>(this);
*document = t->GetUnknown();
(*document)->AddRef();
return S_OK;
}
STDMETHOD(SetRect)(LPRECT view_rect) {
static bool is_resizing = false;
if (is_resizing)
return S_OK;
is_resizing = true;
DVLOG(1) << __FUNCTION__ << " " << view_rect->left << ","
<< view_rect->top << "," << view_rect->right << ","
<< view_rect->bottom;
T* t = static_cast<T*>(this);
t->SetObjectRects(view_rect, view_rect);
is_resizing = false;
return S_OK;
}
STDMETHOD(GetRect)(LPRECT view_rect) {
DVLOG(1) << __FUNCTION__;
if (view_rect == NULL)
return E_POINTER;
T* t = static_cast<T*>(this);
*view_rect = t->m_rcPos;
return S_OK;
}
STDMETHOD(SetRectComplex)(LPRECT view_rect,
LPRECT hscroll_rect,
LPRECT vscroll_rect,
LPRECT size_box_rect) {
DVLOG(1) << __FUNCTION__ << " not implemented";
return E_NOTIMPL;
}
STDMETHOD(Show)(BOOL show) {
DVLOG(1) << __FUNCTION__;
T* t = static_cast<T*>(this);
HRESULT hr = S_OK;
if (show) {
if (!t->m_bUIActive)
hr = t->ActiveXDocActivate(OLEIVERB_INPLACEACTIVATE);
} else {
hr = t->UIActivate(FALSE);
::ShowWindow(t->m_hWnd, SW_HIDE);
}
return hr;
}
STDMETHOD(UIActivate)(BOOL ui_activate) {
DVLOG(1) << __FUNCTION__;
T* t = static_cast<T*>(this);
HRESULT hr = S_OK;
if (ui_activate) {
// We must know the client site first
if (t->m_spInPlaceSite == NULL)
return E_UNEXPECTED;
if (!t->m_bUIActive)
hr = t->ActiveXDocActivate(OLEIVERB_UIACTIVATE);
} else {
// Menu integration is still not complete, so do not destroy
// IE's menus. If we call InPlaceMenuDestroy here, menu items such
// as Print etc will be disabled and we will not get calls to QueryStatus
// for those commands.
// t->InPlaceMenuDestroy();
// t->DestroyToolbar();
hr = t->UIDeactivate();
}
return hr;
}
STDMETHOD(Open)() {
DVLOG(1) << __FUNCTION__ << " not implemented";
return E_NOTIMPL;
}
STDMETHOD(CloseView)(DWORD reserved) {
DVLOG(1) << __FUNCTION__;
T* t = static_cast<T*>(this);
t->Show(FALSE);
t->SetInPlaceSite(NULL);
return S_OK;
}
STDMETHOD(SaveViewState)(LPSTREAM stream) {
DVLOG(1) << __FUNCTION__ << " not implemented";
return E_NOTIMPL;
}
STDMETHOD(ApplyViewState)(LPSTREAM stream) {
DVLOG(1) << __FUNCTION__ << " not implemented";
return E_NOTIMPL;
}
STDMETHOD(Clone)(IOleInPlaceSite* new_in_place_site,
IOleDocumentView** new_view) {
DVLOG(1) << __FUNCTION__ << " not implemented";
return E_NOTIMPL;
}
HRESULT ActiveXDocActivate(LONG verb) {
return E_NOTIMPL;
}
};
#endif // CHROME_FRAME_OLE_DOCUMENT_IMPL_H_
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