//==============================================================; // // This source code is only intended as a supplement to existing Microsoft documentation. // // // // // THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY // KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE // IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR // PURPOSE. // // Copyright (C) 1999 Microsoft Corporation. All Rights Reserved. // // // //==============================================================; #include "Comp.h" #include "DataObj.h" #include // Needed for button styles... #include #include "globals.h" #include "resource.h" #include "DeleBase.h" #include "CompData.h" #define ARRAYLEN(x) (sizeof(x) / sizeof((x)[0])) CComponent::CComponent(CComponentData *parent) : m_pComponentData(parent), m_cref(0), m_ipConsole(NULL) { OBJECT_CREATED m_ipDisplayHelp = NULL; m_ipControlBar = NULL; m_ipToolbar = NULL; } CComponent::~CComponent() { OBJECT_DESTROYED } STDMETHODIMP CComponent::QueryInterface(REFIID riid, LPVOID *ppv) { if (!ppv) return E_FAIL; *ppv = NULL; if (IsEqualIID(riid, IID_IUnknown)) *ppv = static_cast(this); else if (IsEqualIID(riid, IID_IComponent)) *ppv = static_cast(this); else if (IsEqualIID(riid, IID_IExtendControlbar)) *ppv = static_cast(this); if (*ppv) { reinterpret_cast(*ppv)->AddRef(); return S_OK; } return E_NOINTERFACE; } STDMETHODIMP_(ULONG) CComponent::AddRef() { return InterlockedIncrement((LONG *)&m_cref); } STDMETHODIMP_(ULONG) CComponent::Release() { if (InterlockedDecrement((LONG *)&m_cref) == 0) { delete this; return 0; } return m_cref; } /////////////////////////////// // Interface IComponent /////////////////////////////// STDMETHODIMP CComponent::Initialize( /* [in] */ LPCONSOLE lpConsole) { HRESULT hr = S_OK; // Save away all the interfaces we'll need. // Fail if we can't QI the required interfaces. m_ipConsole = lpConsole; m_ipConsole->AddRef(); hr = m_ipConsole->QueryInterface(IID_IDisplayHelp, (void **)&m_ipDisplayHelp); return hr; } STDMETHODIMP CComponent::Notify( /* [in] */ LPDATAOBJECT lpDataObject, /* [in] */ MMC_NOTIFY_TYPE event, /* [in] */ LPARAM arg, /* [in] */ LPARAM param) { MMCN_Crack(FALSE, lpDataObject, NULL, this, event, arg, param); HRESULT hr = S_FALSE; //Get our data object. If it is NULL, we return with S_FALSE. //See implementation of GetOurDataObject() to see how to //handle special data objects. CDataObject *pDataObject = GetOurDataObject(lpDataObject); if (NULL == pDataObject) return S_FALSE; CDelegationBase *base = pDataObject->GetBaseNodeObject(); switch (event) { case MMCN_ADD_IMAGES: hr = base->OnAddImages((IImageList *)arg, (HSCOPEITEM)param); break; case MMCN_SELECT: // We do not set any standard verbs now. break; case MMCN_SHOW: hr = base->OnShow(m_ipConsole, (BOOL)arg, (HSCOPEITEM)param); break; case MMCN_CONTEXTHELP: hr = base->OnShowContextHelp(m_ipDisplayHelp, m_pComponentData->m_HelpFile); break; } return hr; } STDMETHODIMP CComponent::Destroy( /* [in] */ MMC_COOKIE cookie) { if (m_ipConsole) { m_ipConsole->Release(); m_ipConsole = NULL; } if (m_ipDisplayHelp) { m_ipDisplayHelp->Release(); m_ipDisplayHelp = NULL; } if (m_ipToolbar) { m_ipToolbar->Release(); m_ipToolbar = NULL; } if (m_ipControlBar) { m_ipControlBar->Release(); m_ipControlBar = NULL; } return S_OK; } STDMETHODIMP CComponent::QueryDataObject( /* [in] */ MMC_COOKIE cookie, /* [in] */ DATA_OBJECT_TYPES type, /* [out] */ LPDATAOBJECT __RPC_FAR *ppDataObject) { CDataObject *pObj = NULL; if (cookie == 0) pObj = new CDataObject((MMC_COOKIE)m_pComponentData->m_pStaticNode, type); else pObj = new CDataObject(cookie, type); if (!pObj) return E_OUTOFMEMORY; pObj->QueryInterface(IID_IDataObject, (void **)ppDataObject); return S_OK; } STDMETHODIMP CComponent::GetResultViewType( /* [in] */ MMC_COOKIE cookie, /* [out] */ LPOLESTR __RPC_FAR *ppViewType, /* [out] */ long __RPC_FAR *pViewOptions) { CDelegationBase *base = (CDelegationBase *)cookie; // // Ask for default listview. // if (base == NULL) { *pViewOptions = MMC_VIEW_OPTIONS_NONE; *ppViewType = NULL; } else return base->GetResultViewType(ppViewType, pViewOptions); return S_OK; } STDMETHODIMP CComponent::GetDisplayInfo( /* [out][in] */ RESULTDATAITEM __RPC_FAR *pResultDataItem) { HRESULT hr = S_OK; CDelegationBase *base = NULL; // if they are asking for the RDI_STR we have one of those to give if (pResultDataItem->lParam) { base = (CDelegationBase *)pResultDataItem->lParam; if (pResultDataItem->mask & RDI_STR) { LPCTSTR pszT = base->GetDisplayName(pResultDataItem->nCol); MAKE_WIDEPTR_FROMTSTR_ALLOC(pszW, pszT); pResultDataItem->str = pszW; } if (pResultDataItem->mask & RDI_IMAGE) { pResultDataItem->nImage = base->GetBitmapIndex(); } } return hr; } STDMETHODIMP CComponent::CompareObjects( /* [in] */ LPDATAOBJECT lpDataObjectA, /* [in] */ LPDATAOBJECT lpDataObjectB) { CDelegationBase *baseA = GetOurDataObject(lpDataObjectA)->GetBaseNodeObject(); CDelegationBase *baseB = GetOurDataObject(lpDataObjectB)->GetBaseNodeObject(); // compare the object pointers if (baseA->GetCookie() == baseB->GetCookie()) return S_OK; return S_FALSE; } /////////////////////////////// // Interface IExtendControlBar /////////////////////////////// static MMCBUTTON SnapinButtons1[] = { { 0, ID_BUTTONSTART, TBSTATE_ENABLED, TBSTYLE_GROUP, L"Start Vehicle", L"Start Vehicle" }, { 1, ID_BUTTONPAUSE, TBSTATE_ENABLED, TBSTYLE_GROUP, L"Pause Vehicle", L"Pause Vehicle"}, { 2, ID_BUTTONSTOP, TBSTATE_ENABLED, TBSTYLE_GROUP, L"Stop Vehicle", L"Stop Vehicle" }, }; HRESULT CComponent::SetControlbar( /* [in] */ LPCONTROLBAR pControlbar) { HRESULT hr = S_OK; // // Clean up // // if we've got a cached toolbar, release it if (m_ipToolbar) { m_ipToolbar->Release(); m_ipToolbar = NULL; } // if we've got a cached control bar, release it if (m_ipControlBar) { m_ipControlBar->Release(); m_ipControlBar = NULL; } // // Install new pieces if necessary // // if a new one came in, cache and AddRef if (pControlbar) { m_ipControlBar = pControlbar; m_ipControlBar->AddRef(); hr = m_ipControlBar->Create(TOOLBAR, // type of control to be created dynamic_cast(this), reinterpret_cast(&m_ipToolbar)); _ASSERT(SUCCEEDED(hr)); // The IControlbar::Create AddRefs the toolbar object it created // so no need to do any addref on the interface. // add the bitmap to the toolbar HBITMAP hbmp = LoadBitmap(g_hinst, MAKEINTRESOURCE(IDR_TOOLBAR1)); hr = m_ipToolbar->AddBitmap(3, hbmp, 16, 16, RGB(0, 128, 128)); // NOTE, hardcoded value 3 _ASSERT(SUCCEEDED(hr)); // Add the buttons to the toolbar hr = m_ipToolbar->AddButtons(ARRAYLEN(SnapinButtons1), SnapinButtons1); _ASSERT(SUCCEEDED(hr)); } return hr; } HRESULT CComponent::ControlbarNotify( /* [in] */ MMC_NOTIFY_TYPE event, /* [in] */ LPARAM arg, /* [in] */ LPARAM param) { HRESULT hr = S_OK; if (event == MMCN_SELECT) { BOOL bScope = (BOOL) LOWORD(arg); BOOL bSelect = (BOOL) HIWORD(arg); CDelegationBase *base = GetOurDataObject(reinterpret_cast(param))->GetBaseNodeObject(); hr = base->OnSetToolbar(this, m_ipControlBar, m_ipToolbar, bScope, bSelect); } else if (event == MMCN_BTN_CLICK) { CDelegationBase *base = GetOurDataObject(reinterpret_cast(arg))->GetBaseNodeObject(); hr = base->OnToolbarCommand(this, m_ipConsole, (MMC_CONSOLE_VERB)param); } return hr; }