mchapman/foobar2000-sdk
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Mikah Chapman
2021-12-14 00:28:25 -07:00
commit 68b10d413b
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13
libPPUI/pp-COM-macros.h Normal file
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#pragma once
#define COM_QI_BEGIN() HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid,void ** ppvObject) { if (ppvObject == NULL) return E_INVALIDARG;
#define COM_QI_ENTRY(IWhat) { if (iid == __uuidof(IWhat)) {IWhat * temp = this; temp->AddRef(); * ppvObject = temp; return S_OK;} }
#define COM_QI_ENTRY_(IWhat, IID) { if (iid == IID) {IWhat * temp = this; temp->AddRef(); * ppvObject = temp; return S_OK;} }
#define COM_QI_END() * ppvObject = NULL; return E_NOINTERFACE; }
#define COM_QI_CHAIN(Parent) { HRESULT status = Parent::QueryInterface(iid, ppvObject); if (SUCCEEDED(status)) return status; }
#define COM_QI_SIMPLE(IWhat) COM_QI_BEGIN() COM_QI_ENTRY(IUnknown) COM_QI_ENTRY(IWhat) COM_QI_END()
#define PP_COM_CATCH catch(exception_com const & e) {return e.get_code();} catch(std::bad_alloc) {return E_OUTOFMEMORY;} catch(pfc::exception_invalid_params) {return E_INVALIDARG;} catch(...) {return E_UNEXPECTED;}