78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
// Page1.cpp : Implementation of CTaskAppApp and DLL registration.
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#include "pch.h"
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#include "TaskApp.h"
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#include "LiteControl.h"
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#include "Page1.h"
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#include "Page2.h"
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EXTERN_C const CLSID CLSID_CPage1 = __uuidof(CPage1);
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/////////////////////////////////////////////////////////////////////////////
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//
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STDMETHODIMP CPage1::SetFrame(ITaskFrame* pFrame)
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{
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ATOMICRELEASE(m_pTaskFrame);
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m_pTaskFrame = pFrame;
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if (m_pTaskFrame)
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m_pTaskFrame->AddRef();
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return S_OK;
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}
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// 1 primary, 3 secondary
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static const UINT s_rgObjectCount[] = { 1, 3 };
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STDMETHODIMP CPage1::GetObjectCount(UINT nArea, UINT *pVal)
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{
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if (!pVal)
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return E_POINTER;
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*pVal = 0;
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if (nArea < ARRAYSIZE(s_rgObjectCount))
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*pVal = s_rgObjectCount[nArea];
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return S_OK;
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}
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STDMETHODIMP CPage1::CreateObject(UINT nArea, UINT nIndex, REFIID riid, void **ppv)
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{
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HRESULT hr;
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CComObject<CLiteControl>* pControl = NULL;
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hr = CComObject<CLiteControl>::CreateInstance(&pControl);
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if (SUCCEEDED(hr))
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{
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static const LPCWSTR pszFormat[] =
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{
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L"Page 1 primary control #%d",
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L"Secondary #%d",
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L"Unknown %d"
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};
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WCHAR szText[MAX_PATH];
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pControl->AddRef();
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pControl->SetFrame(m_pTaskFrame);
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pControl->SetDestinationPage(CLSID_CPage2);
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nArea = min(nArea, ARRAYSIZE(pszFormat)-1);
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wsprintfW(szText, pszFormat[nArea], nIndex+1);
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pControl->SetText(szText);
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pControl->SetMaxExtent(MAXLONG, nArea ? 0 : MAXLONG);
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hr = pControl->QueryInterface(riid, ppv);
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pControl->Release();
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}
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return hr;
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}
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STDMETHODIMP CPage1::Reinitialize(ULONG /*reserved*/)
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{
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return E_FAIL;
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}
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