135 lines
3.5 KiB
C
135 lines
3.5 KiB
C
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// HTMLImpl.h : Declaration of the CHTMLPageImpl
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#ifndef __HTMLIMPL_H_
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#define __HTMLIMPL_H_
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#include "Nusrmgr.h"
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/////////////////////////////////////////////////////////////////////////////
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// CHTMLPageImpl
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template <typename T, typename I>
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class CHTMLPageImpl :
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public ITaskPage,
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public IDispatchImpl<I, &__uuidof(I), &LIBID_NUSRMGRLib>
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{
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public:
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CHTMLPageImpl() : _pTaskFrame(NULL), _pBag(NULL) {}
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~CHTMLPageImpl() { ATOMICRELEASE(_pTaskFrame); ATOMICRELEASE(_pBag); }
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// ITaskPage
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public:
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STDMETHOD(SetFrame)(ITaskFrame* pFrame)
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{
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ATOMICRELEASE(_pTaskFrame);
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ATOMICRELEASE(_pBag);
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_pTaskFrame = pFrame;
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if (_pTaskFrame)
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{
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_pTaskFrame->AddRef();
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_pTaskFrame->GetPropertyBag(IID_IPropertyBag, (void**)&_pBag);
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}
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return S_OK;
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}
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STDMETHOD(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 = nArea < ARRAYSIZE(T::c_aHTML) ? 1 : 0;
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return S_OK;
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}
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STDMETHOD(CreateObject)(UINT nArea, UINT nIndex, REFIID riid, void **ppv)
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{
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if (nArea >= ARRAYSIZE(T::c_aHTML))
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return E_UNEXPECTED;
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CComPtr<ITaskUI_HTMLControl> spContent;
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HRESULT hr = spContent.CoCreateInstance(__uuidof(TaskUI_HTMLControl));
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if (SUCCEEDED(hr))
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{
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hr = spContent->Initialize((BSTR)T::c_aHTML[nArea], static_cast<I*>(this));
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if (SUCCEEDED(hr))
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{
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hr = spContent->QueryInterface(riid, ppv);
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}
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}
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return hr;
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}
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STDMETHOD(Reinitialize)(/*[in]*/ ULONG /*reserved*/)
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{
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return E_NOTIMPL;
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}
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// IExternalUI
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public:
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STDMETHOD(get_cssPath)(/*[out, retval]*/ BSTR *pVal)
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{
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if (NULL == pVal)
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return E_POINTER;
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*pVal = NULL;
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if (NULL == _pBag)
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return E_UNEXPECTED;
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CComVariant var;
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if (SUCCEEDED(_pBag->Read(UA_PROP_CSSPATH, &var, NULL)))
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{
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*pVal = var.bstrVal;
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var.vt = VT_EMPTY;
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}
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return S_OK;
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}
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STDMETHOD(navigate)(/*[in]*/ VARIANT varClsid, /*[in]*/ VARIANT_BOOL bTrimHistory, /*[in]*/ VARIANT var2)
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{
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if (NULL == _pTaskFrame || NULL == _pBag)
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return E_UNEXPECTED;
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_pBag->Write(UA_PROP_PAGEINITDATA, &var2);
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if (varClsid.vt == VT_BSTR)
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{
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CLSID clsid;
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if (SUCCEEDED(CLSIDFromString(varClsid.bstrVal, &clsid)))
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return _pTaskFrame->ShowPage(clsid, !(VARIANT_FALSE == bTrimHistory));
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else
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MessageBoxW(NULL, varClsid.bstrVal, (var2.vt == VT_BSTR ? var2.bstrVal : L"navigate"), MB_OK);
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}
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return S_OK;
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}
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STDMETHOD(goBack)(/*[in, optional, defaultvalue=1]*/ VARIANT varCount)
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{
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if (NULL == _pTaskFrame)
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return E_UNEXPECTED;
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int cBack = 1;
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if (SUCCEEDED(VariantChangeType(&varCount, &varCount, 0, VT_I4)))
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cBack = varCount.lVal;
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if (-1 == cBack)
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_pTaskFrame->Home();
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else
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_pTaskFrame->Back(cBack);
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return S_OK;
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}
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STDMETHOD(goForward)()
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{
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if (NULL == _pTaskFrame)
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return E_UNEXPECTED;
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_pTaskFrame->Forward();
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return S_OK;
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}
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STDMETHOD(showHelp)(/*[in]*/ VARIANT var)
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{
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if (var.vt == VT_BSTR)
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MessageBoxW(NULL, var.bstrVal, L"showHelp", MB_OK);
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return S_OK;
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}
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protected:
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ITaskFrame* _pTaskFrame;
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IPropertyBag* _pBag;
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};
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#endif //__HTMLIMPL_H_
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