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768 lines
20 KiB
768 lines
20 KiB
//=--------------------------------------------------------------------------=
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// PropPage.Cpp
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//=--------------------------------------------------------------------------=
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// Copyright 1995-1996 Microsoft Corporation. All Rights Reserved.
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
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// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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// PARTICULAR PURPOSE.
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//=--------------------------------------------------------------------------=
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//
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// implementation of CPropertyPage object.
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//
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#include "IPServer.H"
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#include "PropPage.H"
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#include "Util.H"
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#include "Globals.H"
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// for ASSERT and FAIL
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//
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SZTHISFILE
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// this variable is used to pass the pointer to the object to the hwnd.
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//
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static CPropertyPage *s_pLastPageCreated;
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//=--------------------------------------------------------------------------=
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// CPropertyPage::CPropertyPage
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//=--------------------------------------------------------------------------=
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// constructor.
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//
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// Parameters:
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// IUnknown * - [in] controlling unknown
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// int - [in] object type.
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//
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// Notes:
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//
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#pragma warning(disable:4355) // using 'this' in constructor
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CPropertyPage::CPropertyPage
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(
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IUnknown *pUnkOuter,
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int iObjectType
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)
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: CUnknownObject(pUnkOuter, this), m_ObjectType(iObjectType)
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{
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// initialize various dudes.
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//
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m_pPropertyPageSite = NULL;
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m_hwnd = NULL;
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m_fDirty = FALSE;
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m_fActivated = FALSE;
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m_cObjects = 0;
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}
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#pragma warning(default:4355) // using 'this' in constructor
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//=--------------------------------------------------------------------------=
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// CPropertyPage::~CPropertyPage
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//=--------------------------------------------------------------------------=
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// destructor.
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//
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// Notes:
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//
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CPropertyPage::~CPropertyPage()
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{
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// clean up our window.
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//
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if (m_hwnd) {
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SetWindowLongPtr(m_hwnd, GWLP_USERDATA, -1);
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DestroyWindow(m_hwnd);
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}
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// release all the objects we're holding on to.
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//
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m_ReleaseAllObjects();
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// release the site
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//
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QUICK_RELEASE(m_pPropertyPageSite);
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::InternalQueryInterface
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//=--------------------------------------------------------------------------=
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// we support IPP and IPP2.
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//
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// Parameters:
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// REFIID - [in] interface they want
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// void ** - [out] where they want to put the resulting object ptr.
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//
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// Output:
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// HRESULT - S_OK, E_NOINTERFACE
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//
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// Notes:
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//
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HRESULT CPropertyPage::InternalQueryInterface
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(
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REFIID riid,
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void **ppvObjOut
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)
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{
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IUnknown *pUnk;
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*ppvObjOut = NULL;
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if (DO_GUIDS_MATCH(IID_IPropertyPage, riid)) {
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pUnk = (IUnknown *)this;
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} else if (DO_GUIDS_MATCH(IID_IPropertyPage2, riid)) {
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pUnk = (IUnknown *)this;
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} else {
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return CUnknownObject::InternalQueryInterface(riid, ppvObjOut);
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}
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pUnk->AddRef();
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*ppvObjOut = (void *)pUnk;
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::SetPageSite [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// the initialization function for a property page through which the page
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// receives an IPropertyPageSite pointer.
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//
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// Parameters:
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// IPropertyPageSite * - [in] new site.
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//
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// Output:
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// HRESULT
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//
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// Notes;
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//
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STDMETHODIMP CPropertyPage::SetPageSite
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(
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IPropertyPageSite *pPropertyPageSite
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)
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{
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RELEASE_OBJECT(m_pPropertyPageSite);
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m_pPropertyPageSite = pPropertyPageSite;
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ADDREF_OBJECT(pPropertyPageSite);
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Activate [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// instructs the page to create it's display window as a child of hwndparent
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// and to position it according to prc.
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//
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// Parameters:
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// HWND - [in] parent window
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// LPCRECT - [in] where to position ourselves
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// BOOL - [in] whether we're modal or not.
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Activate
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(
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HWND hwndParent,
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LPCRECT prcBounds,
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BOOL fModal
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)
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{
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HRESULT hr;
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// first make sure the dialog window is loaded and created.
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//
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hr = m_EnsureLoaded();
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RETURN_ON_FAILURE(hr);
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// set our parent window if we haven't done so yet.
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//
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if (!m_fActivated) {
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SetParent(m_hwnd, hwndParent);
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m_fActivated = TRUE;
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}
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// now move ourselves to where we're told to be and show ourselves
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//
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Move(prcBounds);
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ShowWindow(m_hwnd, SW_SHOW);
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Deactivate [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// instructs the page to destroy the window created in activate
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Deactivate
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(
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void
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)
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{
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// blow away yon window.
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//
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if (m_hwnd)
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DestroyWindow(m_hwnd);
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m_hwnd = NULL;
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m_fActivated = FALSE;
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::GetPageInfo [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// asks the page to fill a PROPPAGEINFO structure
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//
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// Parameters:
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// PROPPAGEINFO * - [out] where to put info.
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::GetPageInfo
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(
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PROPPAGEINFO *pPropPageInfo
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)
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{
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RECT rect;
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CHECK_POINTER(pPropPageInfo);
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m_EnsureLoaded();
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// clear it out first.
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//
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memset(pPropPageInfo, 0, sizeof(PROPPAGEINFO));
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pPropPageInfo->pszTitle = OLESTRFROMRESID(TITLEIDOFPROPPAGE(m_ObjectType));
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pPropPageInfo->pszDocString = OLESTRFROMRESID(DOCSTRINGIDOFPROPPAGE(m_ObjectType));
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pPropPageInfo->pszHelpFile = OLESTRFROMANSI(HELPFILEOFPROPPAGE(m_ObjectType));
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pPropPageInfo->dwHelpContext = HELPCONTEXTOFPROPPAGE(m_ObjectType);
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if (!(pPropPageInfo->pszTitle && pPropPageInfo->pszDocString && pPropPageInfo->pszHelpFile))
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goto CleanUp;
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// if we've got a window yet, go and set up the size information they want.
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//
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if (m_hwnd) {
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GetWindowRect(m_hwnd, &rect);
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pPropPageInfo->size.cx = rect.right - rect.left;
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pPropPageInfo->size.cy = rect.bottom - rect.top;
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}
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return S_OK;
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CleanUp:
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if (pPropPageInfo->pszDocString) CoTaskMemFree(pPropPageInfo->pszDocString);
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if (pPropPageInfo->pszHelpFile) CoTaskMemFree(pPropPageInfo->pszHelpFile);
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if (pPropPageInfo->pszTitle) CoTaskMemFree(pPropPageInfo->pszTitle);
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return E_OUTOFMEMORY;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::SetObjects [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// provides the page with the objects being affected by the changes.
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//
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// Parameters:
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// ULONG - [in] count of objects.
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// IUnknown ** - [in] objects.
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::SetObjects
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(
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ULONG cObjects,
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IUnknown **ppUnkObjects
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)
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{
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HRESULT hr;
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ULONG x;
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// free up all the old objects first.
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//
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m_ReleaseAllObjects();
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if (!cObjects)
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return S_OK;
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// now go and set up the new ones.
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//
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m_ppUnkObjects = (IUnknown **)HeapAlloc(g_hHeap, 0, cObjects * sizeof(IUnknown *));
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RETURN_ON_NULLALLOC(m_ppUnkObjects);
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// loop through and copy over all the objects.
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//
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for (x = 0; x < cObjects; x++) {
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m_ppUnkObjects[x] = ppUnkObjects[x];
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ADDREF_OBJECT(m_ppUnkObjects[x]);
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}
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// go and tell the object that there are new objects
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//
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hr = S_OK;
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m_cObjects = cObjects;
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// if we've got a window, go and notify it that we've got new objects.
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//
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if (m_hwnd)
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SendMessage(m_hwnd, PPM_NEWOBJECTS, 0, (LPARAM)&hr);
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if (SUCCEEDED(hr)) m_fDirty = FALSE;
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return hr;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Show [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// asks the page to show or hide its window
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//
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// Parameters:
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// UINT - [in] whether to show or hide
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Show
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(
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UINT nCmdShow
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)
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{
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if (m_hwnd)
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ShowWindow(m_hwnd, nCmdShow);
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else
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return E_UNEXPECTED;
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Move [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// asks the page to relocate and resize itself to a position other than what
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// was specified through Activate
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//
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// Parameters:
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// LPCRECT - [in] new position and size
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Move
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(
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LPCRECT prcBounds
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)
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{
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// do what they sez
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//
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if (m_hwnd)
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SetWindowPos(m_hwnd, NULL, prcBounds->left, prcBounds->top,
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prcBounds->right - prcBounds->left,
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prcBounds->bottom - prcBounds->top,
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SWP_NOZORDER);
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else
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return E_UNEXPECTED;
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::IsPageDirty [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// asks the page whether it has changed its state
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//
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// Output
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// S_OK - yep
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// S_FALSE - nope
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::IsPageDirty
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(
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void
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)
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{
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return m_fDirty ? S_OK : S_FALSE;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Apply [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// instructs the page to send its changes to all the objects passed through
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// SetObjects()
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Apply
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(
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void
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)
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{
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HRESULT hr = S_OK;
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if (m_hwnd) {
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SendMessage(m_hwnd, PPM_APPLY, 0, (LPARAM)&hr);
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RETURN_ON_FAILURE(hr);
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if (m_fDirty) {
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m_fDirty = FALSE;
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if (m_pPropertyPageSite)
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m_pPropertyPageSite->OnStatusChange(PROPPAGESTATUS_DIRTY);
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}
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} else
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return E_UNEXPECTED;
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return S_OK;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::Help [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// instructs the page that the help button was clicked.
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//
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// Parameters:
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// LPCOLESTR - [in] help directory
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::Help
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(
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LPCOLESTR pszHelpDir
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)
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{
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BOOL f;
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ASSERT(m_hwnd, "How can somebody have clicked Help, but we don't have an hwnd?");
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// oblige them and show the help.
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//
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MAKE_ANSIPTR_FROMWIDE(psz, pszHelpDir);
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f = WinHelp(m_hwnd, psz, HELP_CONTEXT, HELPCONTEXTOFPROPPAGE(m_ObjectType));
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return f ? S_OK : E_FAIL;
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}
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//=--------------------------------------------------------------------------=
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// CPropertyPage::TranslateAccelerator [IPropertyPage]
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//=--------------------------------------------------------------------------=
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// informs the page of keyboard events, allowing it to implement it's own
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// keyboard interface.
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//
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// Parameters:
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// LPMSG - [in] message that triggered this
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//
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// Output:
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// HRESULT
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//
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// Notes:
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//
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STDMETHODIMP CPropertyPage::TranslateAccelerator
|
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(
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LPMSG pmsg
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)
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{
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ASSERT(m_hwnd, "How can we get a TranslateAccelerator call if we're not visible?");
|
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|
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// just pass this message on to the dialog proc and see if they want it.
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//
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return IsDialogMessage(m_hwnd, pmsg) ? S_OK : S_FALSE;
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}
|
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|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::EditProperty [IPropertyPage2]
|
|
//=--------------------------------------------------------------------------=
|
|
// instructs the page to set the focus to the property matching the dispid.
|
|
//
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// Parameters:
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// DISPID - [in] dispid of property to set focus to.
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//
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// Output:
|
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// HRESULT
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//
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// Notes:
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//
|
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STDMETHODIMP CPropertyPage::EditProperty
|
|
(
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DISPID dispid
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)
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{
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HRESULT hr = E_NOTIMPL;
|
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// send the message on to the control, and see what they want to do with it.
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//
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SendMessage(m_hwnd, PPM_EDITPROPERTY, (WPARAM)dispid, (LPARAM)&hr);
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return hr;
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}
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|
|
//=--------------------------------------------------------------------------=
|
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// CPropertyPage::m_EnsureLoaded
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|
//=--------------------------------------------------------------------------=
|
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// makes sure the dialog is actually loaded
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//
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// Output:
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// HRESULT
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//
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|
// Notes:
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//
|
|
HRESULT CPropertyPage::m_EnsureLoaded
|
|
(
|
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void
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)
|
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{
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HRESULT hr = S_OK;
|
|
|
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// duh
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//
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if (m_hwnd)
|
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return S_OK;
|
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// set up the global variable so that when we're in the dialog proc, we can
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// stuff this in the hwnd
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//
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// crit sect this whole creation process for apartment threading support.
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//
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EnterCriticalSection(&g_CriticalSection);
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s_pLastPageCreated = this;
|
|
|
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// create the dialog window
|
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//
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CreateDialog(GetResourceHandle(), TEMPLATENAMEOFPROPPAGE(m_ObjectType), GetParkingWindow(),
|
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CPropertyPage::PropPageDlgProc);
|
|
ASSERT(m_hwnd, "Couldn't load Dialog Resource!!!");
|
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if (!m_hwnd) {
|
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LeaveCriticalSection(&g_CriticalSection);
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return HRESULT_FROM_WIN32(GetLastError());
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}
|
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|
|
// clean up variables and leave the critical section
|
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//
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s_pLastPageCreated = NULL;
|
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LeaveCriticalSection(&g_CriticalSection);
|
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|
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// go and notify the window that it should pick up any objects that are
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// available
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//
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SendMessage(m_hwnd, PPM_NEWOBJECTS, 0, (LPARAM)&hr);
|
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|
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return hr;
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}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::m_ReleaseAllObjects
|
|
//=--------------------------------------------------------------------------=
|
|
// releases all the objects that we're working with
|
|
//
|
|
// Notes:
|
|
//
|
|
void CPropertyPage::m_ReleaseAllObjects
|
|
(
|
|
void
|
|
)
|
|
{
|
|
HRESULT hr;
|
|
UINT x;
|
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|
|
if (!m_cObjects)
|
|
return;
|
|
|
|
// some people will want to stash pointers in the PPM_INITOBJECTS case, so
|
|
// we want to tell them to release them now.
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|
//
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SendMessage(m_hwnd, PPM_FREEOBJECTS, 0, (LPARAM)&hr);
|
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|
|
// loop through and blow them all away.
|
|
//
|
|
for (x = 0; x < m_cObjects; x++)
|
|
QUICK_RELEASE(m_ppUnkObjects[x]);
|
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|
|
HeapFree(g_hHeap, 0, m_ppUnkObjects);
|
|
m_ppUnkObjects = NULL;
|
|
}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::PropPageDlgProc
|
|
//=--------------------------------------------------------------------------=
|
|
// static global helper dialog proc that gets called before we pass the message
|
|
// on to anybody ..
|
|
//
|
|
// Parameters:
|
|
// - see win32sdk docs on DialogProc
|
|
//
|
|
// Notes:
|
|
//
|
|
INT_PTR CALLBACK CPropertyPage::PropPageDlgProc
|
|
(
|
|
HWND hwnd,
|
|
UINT msg,
|
|
WPARAM wParam,
|
|
LPARAM lParam
|
|
)
|
|
{
|
|
CPropertyPage *pPropertyPage;
|
|
|
|
// get the window long, and see if it's been set to the object this hwnd
|
|
// is operating against. if not, go and set it now.
|
|
//
|
|
pPropertyPage = (CPropertyPage *)GetWindowLongPtr(hwnd, GWLP_USERDATA);
|
|
if ((ULONG_PTR)pPropertyPage == -1)
|
|
return FALSE;
|
|
if (!pPropertyPage) {
|
|
SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)s_pLastPageCreated);
|
|
pPropertyPage = s_pLastPageCreated;
|
|
pPropertyPage->m_hwnd = hwnd;
|
|
}
|
|
|
|
ASSERT(pPropertyPage, "Uh oh. Got a window, but no CpropertyPage for it!");
|
|
|
|
// just call the user dialog proc and see if they want to do anything.
|
|
//
|
|
return pPropertyPage->DialogProc(hwnd, msg, wParam, lParam);
|
|
}
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::FirstControl
|
|
//=--------------------------------------------------------------------------=
|
|
// returns the first controlish object that we are showing ourselves for.
|
|
// returns a cookie that must be passed in for Next ...
|
|
//
|
|
// Parameters:
|
|
// DWORD * - [out] cookie to be used for Next
|
|
//
|
|
// Output:
|
|
// IUnknown *
|
|
//
|
|
// Notes:
|
|
//
|
|
IUnknown *CPropertyPage::FirstControl
|
|
(
|
|
DWORD *pdwCookie
|
|
)
|
|
{
|
|
// just use the implementation of NEXT.
|
|
//
|
|
*pdwCookie = 0;
|
|
return NextControl(pdwCookie);
|
|
}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::NextControl
|
|
//=--------------------------------------------------------------------------=
|
|
// returns the next control in the chain of people to work with given a cookie
|
|
//
|
|
// Parameters:
|
|
// DWORD * - [in/out] cookie to get next from, and new cookie.
|
|
//
|
|
// Output:
|
|
// IUnknown *
|
|
//
|
|
// Notes:
|
|
//
|
|
IUnknown *CPropertyPage::NextControl
|
|
(
|
|
DWORD *pdwCookie
|
|
)
|
|
{
|
|
UINT i;
|
|
|
|
// go looking through all the objects that we've got, and find the
|
|
// first non-null one.
|
|
//
|
|
for (i = *pdwCookie; i < m_cObjects; i++) {
|
|
if (!m_ppUnkObjects[i]) continue;
|
|
|
|
*pdwCookie = i + 1; // + 1 so we start at next item next time
|
|
return m_ppUnkObjects[i];
|
|
}
|
|
|
|
// couldn't find it .
|
|
//
|
|
*pdwCookie = 0xffffffff;
|
|
return NULL;
|
|
}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::MakeDirty [helper, callable]
|
|
//=--------------------------------------------------------------------------=
|
|
// marks a page as dirty.
|
|
//
|
|
// Notes:
|
|
//
|
|
void CPropertyPage::MakeDirty
|
|
(
|
|
void
|
|
)
|
|
{
|
|
m_fDirty = TRUE;
|
|
if (m_pPropertyPageSite)
|
|
m_pPropertyPageSite->OnStatusChange(PROPPAGESTATUS_DIRTY|PROPPAGESTATUS_VALIDATE);
|
|
}
|
|
|
|
|
|
// from Globals.C
|
|
//
|
|
extern HINSTANCE g_hInstResources;
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CPropertyPage::GetResourceHandle [helper, callable]
|
|
//=--------------------------------------------------------------------------=
|
|
// returns current resource handle, based on pagesites ambient LCID.
|
|
//
|
|
// Output:
|
|
// HINSTANCE
|
|
//
|
|
// Notes:
|
|
//
|
|
HINSTANCE CPropertyPage::GetResourceHandle
|
|
(
|
|
void
|
|
)
|
|
{
|
|
if (!g_fSatelliteLocalization)
|
|
return g_hInstance;
|
|
|
|
// if we've already got it, then there's not all that much to do.
|
|
// don't need to crit sect this one right here since even if they do fall
|
|
// into the ::GetResourceHandle call, it'll properly deal with things.
|
|
//
|
|
if (g_hInstResources)
|
|
return g_hInstResources;
|
|
|
|
// we'll get the ambient localeid from the host, and pass that on to the
|
|
// automation object.
|
|
//
|
|
// enter a critical section for g_lcidLocale and g_fHavelocale
|
|
//
|
|
EnterCriticalSection(&g_CriticalSection);
|
|
if (!g_fHaveLocale) {
|
|
if (m_pPropertyPageSite) {
|
|
m_pPropertyPageSite->GetLocaleID(&g_lcidLocale);
|
|
g_fHaveLocale = TRUE;
|
|
}
|
|
}
|
|
LeaveCriticalSection(&g_CriticalSection);
|
|
|
|
return ::GetResourceHandle();
|
|
}
|