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47 lines
2 KiB
C
47 lines
2 KiB
C
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#pragma once
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#include <ocidl.h>
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#include "JSAPI_Info.h"
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#include <vector>
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#include "JSAPI_CallbackParameters.h"
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namespace JSAPI2
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{
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class AsyncDownloaderAPI : public IDispatch
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{
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public:
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AsyncDownloaderAPI(const wchar_t *_key, JSAPI::ifc_info *info);
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~AsyncDownloaderAPI();
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STDMETHOD(QueryInterface)(REFIID riid, PVOID *ppvObject);
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STDMETHOD_(ULONG, AddRef)(void);
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STDMETHOD_(ULONG, Release)(void);
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// *** IDispatch Methods ***
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STDMETHOD (GetIDsOfNames)(REFIID riid, OLECHAR FAR* FAR* rgszNames, unsigned int cNames, LCID lcid, DISPID FAR* rgdispid);
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STDMETHOD (GetTypeInfo)(unsigned int itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo);
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STDMETHOD (GetTypeInfoCount)(unsigned int FAR * pctinfo);
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STDMETHOD (Invoke)(DISPID dispid, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, EXCEPINFO FAR * pexecinfo, unsigned int FAR *puArgErr);
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public:
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/** Callbacks
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** JSAPI2::CallbackManager will have been nice enough to marshall onto our thread
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** so we don't have to worry about that
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*/
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void OnInit(const wchar_t *url);
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void OnConnect(const wchar_t *url);
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void OnData(const wchar_t *url, size_t downloadedlen, size_t totallen);
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void OnCancel(const wchar_t *url);
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void OnError(const wchar_t *url, int error);
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void OnFinish(const wchar_t *url, const wchar_t *destfilename);
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void InvokeEvent(const wchar_t *eventName, JSAPI::CallbackParameters::PropertyTemplate *parameters, size_t parametersCount);
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//Getter for key
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const wchar_t *GetKey();
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private:
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const wchar_t *key;
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volatile LONG refCount;
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JSAPI::ifc_info *info;
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typedef std::vector<IDispatch*> EventsList;
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EventsList events;
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STDMETHOD (DownloadMedia)(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr);
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STDMETHOD (RegisterForEvents)(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr);
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STDMETHOD (UnregisterFromEvents)(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr);
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};
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}
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