409 lines
11 KiB
C++
409 lines
11 KiB
C++
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/* Taskpad.cpp
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*
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* Code to handle the taskpad interface.
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*
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* Copyright (c) 1998-1999 Microsoft Corporation
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*/
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#include "StdAfx.h"
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#include "DataObj.h"
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#include "SysInfo.h"
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#include "Taskpad.h"
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#include <atlbase.h>
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#ifndef IDS_TASK_TITLE
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#include "resrc1.h"
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#endif
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static inline void GetMSInfoResourceName(LPOLESTR &, UINT);
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static inline void GetMMCResourceName(LPOLESTR &, UINT);
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static inline void LoadNewString(LPOLESTR &, UINT);
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static inline LPOLESTR CoTaskStrDup(const CString &);
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/*
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* GetResultViewType - Set the Result view to the default.
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*
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* History: a-jsari 9/1/97 Initial version
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*/
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STDMETHODIMP CSystemInfo::GetResultViewType(MMC_COOKIE cookie, LPOLESTR *ppViewType, long *pViewOptions)
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{
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#ifdef _DEBUG
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TRACE(_T("CSystemInfo::GetResultViewType(%lx, ViewType, ViewOptions)\n"), cookie);
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#endif
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ASSERT(ppViewType != NULL);
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ASSERT(pViewOptions != NULL);
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if (ppViewType == NULL || pViewOptions == NULL) return E_POINTER;
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// Remove the default list menu items.
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*pViewOptions = MMC_VIEW_OPTIONS_NOLISTVIEWS;
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// Remove our taskpad view for now...
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//
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// if (cookie == ((CSystemInfoScope *)pComponentData())->RootCookie()) {
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// GetMMCResourceName(*ppViewType, IDS_TASKPAD_DHTML);
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// return S_OK;
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// }
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CViewObject * pDataCategory = reinterpret_cast<CViewObject *>(cookie);
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if (pDataCategory)
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{
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CFolder * pFolder = pDataCategory->Category();
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if (pFolder && pFolder->GetType() == CDataSource::OCX)
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{
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// Check to see if the OCX is present.
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HKEY hkey;
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CString strCLSID;
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reinterpret_cast<COCXFolder *>(pFolder)->GetCLSIDString(strCLSID);
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strCLSID = CString(_T("CLSID\\")) + strCLSID;
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if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_CLASSES_ROOT, strCLSID, 0, KEY_QUERY_VALUE, &hkey))
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{
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RegCloseKey(hkey);
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if ((reinterpret_cast<COCXFolder *>(pFolder))->GetCLSID(ppViewType))
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return S_OK;
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}
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}
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}
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return S_FALSE;
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}
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// IExtendTaskpad interface in CSystemInfo
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/*
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* TaskNotify - The notify function for when the user selects a taskpad item.
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*
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* History: a-jsari 2/2/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::TaskNotify(LPDATAOBJECT, VARIANT *pvarg, VARIANT *)
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{
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// ASSERT(lpDataObject != NULL);
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ASSERT(pvarg != NULL);
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// ASSERT(pvparam != NULL);
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if (pvarg->vt == VT_I4) {
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CString strPath;
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AFX_MANAGE_STATE(::AfxGetStaticModuleState());
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switch(pvarg->lVal) {
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case CTaskEnumPrimary::IDM_DISPLAY_BASIC:
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VERIFY(strPath.LoadString(IDS_SUMMARY_PATH));
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if (dynamic_cast<CSystemInfoScope *>(pComponentData())->SelectItem(strPath))
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dynamic_cast<CSystemInfoScope *>(pComponentData())->SetView(BASIC);
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break;
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case CTaskEnumPrimary::IDM_DISPLAY_ADVANCED:
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VERIFY(strPath.LoadString(IDS_SUMMARY_PATH));
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if (dynamic_cast<CSystemInfoScope *>(pComponentData())->SelectItem(strPath))
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dynamic_cast<CSystemInfoScope *>(pComponentData())->SetView(ADVANCED);
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break;
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case CTaskEnumPrimary::IDM_TASK_SAVE_FILE:
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dynamic_cast<CSystemInfoScope *>(pComponentData())->SaveFile();
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break;
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case CTaskEnumPrimary::IDM_TASK_PRINT_REPORT:
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OnPrint();
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break;
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case CTaskEnumPrimary::IDM_PROBLEM_DEVICES:
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VERIFY(strPath.LoadString(IDS_PROBLEM_DEVICES_PATH));
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dynamic_cast<CSystemInfoScope *>(pComponentData())->SelectItem(strPath);
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break;
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case CTaskEnumExtension::IDM_MSINFO32:
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VERIFY(strPath.LoadString(IDS_INITIAL_PATH));
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dynamic_cast<CSystemInfoScope *>(pComponentData())->SelectItem(strPath);
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break;
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default:
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ASSERT(FALSE);
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break;
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}
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}
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return S_OK;
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}
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/*
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* EnumTasks - Enumerate our available tasks.
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*
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* History: a-jsari 2/2/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::EnumTasks(LPDATAOBJECT, LPOLESTR szGroup, LPENUMTASK *ppEnumTask)
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{
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ASSERT(ppEnumTask != NULL);
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CString strTaskpadName;
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AFX_MANAGE_STATE(::AfxGetStaticModuleState());
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VERIFY(strTaskpadName.LoadString(IDS_ROOT_TASKPAD));
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if (!strTaskpadName.Compare(szGroup)) {
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CComObject<CTaskEnumPrimary> *pEnumTask;
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CComObject<CTaskEnumPrimary>::CreateInstance(&pEnumTask);
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ASSERT(pEnumTask != NULL);
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if (pEnumTask == NULL) ::AfxThrowMemoryException();
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pEnumTask->AddRef();
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HRESULT hr = pEnumTask->QueryInterface(IID_IEnumTASK, (void **)ppEnumTask);
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ASSERT(hr == S_OK);
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pEnumTask->Release();
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} else {
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CComObject<CTaskEnumExtension> *pEnumTask;
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CComObject<CTaskEnumExtension>::CreateInstance(&pEnumTask);
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ASSERT(pEnumTask != NULL);
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if (pEnumTask == NULL) ::AfxThrowMemoryException();
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pEnumTask->AddRef();
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HRESULT hr = pEnumTask->QueryInterface(IID_IEnumTASK, (void **)ppEnumTask);
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ASSERT(hr == S_OK);
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pEnumTask->Release();
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}
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return S_OK;
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}
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/*
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* GetListPadInfo - Return information about the list view version of the task pad.
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*
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* History: a-jsari 3/24/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::GetListPadInfo(LPOLESTR, MMC_LISTPAD_INFO *lpListPadInfo)
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{
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const int LISTPAD_COMMAND = 1234;
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// We don't distinguish between which way we're loaded for the data we display.
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// If we need to, switch off of the first LPOLESTR parameter. Our taskpad group
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// is IDS_ROOT_TASKPAD.
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// Use our main title as the same title for the List view.
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GetTitle((BSTR) 0, &lpListPadInfo->szTitle);
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LoadNewString(lpListPadInfo->szButtonText, IDS_LISTPAD_BUTTON);
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lpListPadInfo->nCommandID = LISTPAD_COMMAND;
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return S_OK;
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}
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/*
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* GetTitle - Return in pszTitle a pointer to the title for the taskpad.
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*
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* History: a-jsari 2/2/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::GetTitle(BSTR, LPOLESTR *pszTitle)
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{
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ASSERT(pszTitle != NULL);
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LoadNewString(*pszTitle, IDS_TASK_TITLE);
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return S_OK;
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}
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/*
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* GetBackground - Return the background resource.
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*
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* History: a-jsari 2/2/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::GetBackground(BSTR, MMC_TASK_DISPLAY_OBJECT *)
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{
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// ASSERT(pszBackground != NULL);
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// GetMSInfoResourceName(*pszBackground, IDS_BACKGROUND_RESPATH);
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return S_OK;
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}
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STDMETHODIMP CSystemInfo::GetDescriptiveText(BSTR, LPOLESTR *)
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{
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return S_OK;
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}
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#if 0
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/*
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* OnListPad - Listpad notification. I don't expect we will receive this
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* notification unless we implement listpads.
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*
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* History: a-jsari 3/24/98 Initial version
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*/
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STDMETHODIMP CSystemInfo::OnListPad()
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{
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return E_NOTIMPL;
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}
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#endif
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/*
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* Next - Get the next task. Since we have only one, this function is quite
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* small.
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*
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* History: a-jsari 3/4/98 Initial version
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*/
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STDMETHODIMP CTaskEnumBase::Next(ULONG celt, MMC_TASK *rgelt, ULONG *pceltFetched)
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{
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ASSERT(rgelt != NULL);
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ASSERT(!IsBadWritePtr(rgelt, celt * sizeof(MMC_TASK)));
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ASSERT(pceltFetched != NULL);
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ULONG i;
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// According to the documentation, celt will always be 1.
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::memset(rgelt, 0, celt * sizeof(MMC_TASK));
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try {
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for (i = 0 ; i < celt ; ++i, ++m_iTask, ++rgelt) {
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// Increment our task value and test to see if they are fetching an invalid task.
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if (m_iTask >= m_cTasks) {
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*pceltFetched = i;
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return S_FALSE;
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}
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// GetMSInfoResourceName(rgelt->szMouseOverBitmap, MouseOverResourceID());
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// GetMSInfoResourceName(rgelt->szMouseOffBitmap, FirstMouseOffResourceID() + m_iTask);
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// The resource IDs for these items must be sequential.
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LoadNewString(rgelt->szText, FirstTaskTextResourceID() + m_iTask);
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LoadNewString(rgelt->szHelpString, FirstTaskHelpResourceID() + m_iTask);
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rgelt->eActionType = MMC_ACTION_ID;
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// The Command IDs are in sorted order.
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rgelt->nCommandID = FirstCommandID() + m_iTask;
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}
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}
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catch (CMemoryException *) {
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// if (rgelt->szMouseOverBitmap)
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// ::CoTaskMemFree(rgelt->szMouseOverBitmap);
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// if (rgelt->szMouseOffBitmap)
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// ::CoTaskMemFree(rgelt->szMouseOffBitmap);
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if (rgelt->szText)
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::CoTaskMemFree(rgelt->szText);
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if (rgelt->szHelpString)
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::CoTaskMemFree(rgelt->szHelpString);
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*pceltFetched = i;
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return S_FALSE;
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}
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return S_OK;
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}
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/*
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* Skip - Skip the next task. Will reportedly never be called.
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*
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* History: a-jsari 3/4/98 Initial version
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*/
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STDMETHODIMP CTaskEnumBase::Skip(ULONG celt)
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{
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m_iTask += celt;
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if (m_iTask >= m_cTasks) {
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m_iTask = m_cTasks;
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return S_FALSE;
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}
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return S_OK;
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}
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/*
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* Reset - Reset to the first task.
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*
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* History: a-jsari 3/4/98 Initial version.
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*/
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STDMETHODIMP CTaskEnumBase::Reset()
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{
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m_iTask = 0;
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return S_OK;
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}
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/*
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* Clone - Clone this task. Will reportedly never be called.
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*
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* History: a-jsari 3/4/98 Initial version
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*/
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STDMETHODIMP CTaskEnumBase::Clone(IEnumTASK **)
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{
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ASSERT(FALSE);
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return E_NOTIMPL;
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}
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/*
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* CoTaskStrDup - Copy the CString passed in as a LPOLESTR, allocating
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* the memory to store the string using CoTaskMemAlloc.
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*
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* History: a-jsari 3/4/98 Initial version
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*/
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static inline LPOLESTR CoTaskStrDup(const CString &strCopy)
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{
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USES_CONVERSION;
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LPOLESTR szDuplicate = (LPOLESTR) ::CoTaskMemAlloc((strCopy.GetLength() + 1)
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* sizeof(OLECHAR));
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ASSERT(szDuplicate != NULL);
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if (szDuplicate != NULL) {
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::lstrcpy(szDuplicate, T2CW((LPCTSTR)strCopy));
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}
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return szDuplicate;
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}
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/*
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* GetMSInfoResourceName - Get the initial path to a resource in the currently
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* loaded DLL.
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*
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* History: a-jsari 3/4/98 Initial version.
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*/
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static inline void GetMSInfoResourceName(LPOLESTR &szNewString, UINT nResource)
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{
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AFX_MANAGE_STATE(::AfxGetStaticModuleState());
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OLECHAR szExePath[MAX_PATH];
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CString strResource;
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strResource = _T("res://");
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HINSTANCE hInstance = ::AfxGetInstanceHandle();
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ASSERT(hInstance != NULL);
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DWORD dwCount = ::GetModuleFileName(hInstance, szExePath, MAX_PATH);
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ASSERT(dwCount != 0);
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strResource += szExePath;
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CString strResPath;
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VERIFY(strResPath.LoadString(nResource));
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strResource += strResPath;
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szNewString = CoTaskStrDup(strResource);
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if (szNewString == NULL) ::AfxThrowMemoryException();
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}
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/*
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* GetMMCResourceName - Get the initial path to a resource in MMC.EXE.
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*
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* History: a-jsari 3/5/98 Initial version
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*/
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static inline void GetMMCResourceName(LPOLESTR &szNewString, UINT nResource)
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{
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AFX_MANAGE_STATE(::AfxGetStaticModuleState());
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OLECHAR szExePath[MAX_PATH];
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CString strResource;
|
||
|
|
VERIFY(strResource.LoadString(IDS_MMCEXE));
|
||
|
|
HINSTANCE hInstance = ::GetModuleHandle(strResource);
|
||
|
|
ASSERT(hInstance != NULL);
|
||
|
|
DWORD dwCount = ::GetModuleFileName(hInstance, szExePath, MAX_PATH);
|
||
|
|
ASSERT(dwCount != 0);
|
||
|
|
|
||
|
|
strResource = _T("res://");
|
||
|
|
strResource += szExePath;
|
||
|
|
|
||
|
|
CString strResPath;
|
||
|
|
|
||
|
|
VERIFY(strResPath.LoadString(nResource));
|
||
|
|
strResource += strResPath;
|
||
|
|
|
||
|
|
szNewString = CoTaskStrDup(strResource);
|
||
|
|
if (szNewString == NULL) ::AfxThrowMemoryException();
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* LoadNewString - Load the string at nResource from the Resources, then
|
||
|
|
* allocate memory for the pointer and copy that string in.
|
||
|
|
*
|
||
|
|
* History: a-jsari 3/4/98 Initial version.
|
||
|
|
*/
|
||
|
|
static inline void LoadNewString(LPOLESTR &szNewString, UINT nResource)
|
||
|
|
{
|
||
|
|
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
|
||
|
|
|
||
|
|
CString strResource;
|
||
|
|
VERIFY(strResource.LoadString(nResource));
|
||
|
|
|
||
|
|
szNewString = CoTaskStrDup(strResource);
|
||
|
|
if (szNewString == NULL) ::AfxThrowMemoryException();
|
||
|
|
}
|
||
|
|
|