Initial community commit

Src/Winamp/JSAPI_ObjectArray.cpp

@@ -0,0 +1,257 @@
+#include "JSAPI_ObjectArray.h"
+#include "JSAPI.h"
+#include <strsafe.h>
+
+JSAPI::ObjectArray::ObjectArray()
+{
+	refCount = 1;
+}
+
+JSAPI::ObjectArray::~ObjectArray()
+{
+	for ( IDispatch *l_object : objects )
+		l_object->Release();
+}
+
+enum
+{
+	OBJ_ARRAY_DISP_LENGTH,
+	OBJ_ARRAY_NUM_DISP,
+};
+
+HRESULT JSAPI::ObjectArray::GetIDsOfNames(REFIID riid, OLECHAR FAR* FAR* rgszNames, unsigned int cNames, LCID lcid, DISPID FAR* rgdispid)
+{
+	bool unknowns = false;
+	for (unsigned int i = 0;i != cNames;i++)
+	{
+		rgdispid[i] = DISPID_UNKNOWN;
+		if (!wcscmp(rgszNames[i], L"length"))
+			rgdispid[i]=OBJ_ARRAY_DISP_LENGTH;
+		else
+		{
+			if (rgszNames[i][0] >= L'0' && rgszNames[i][0] <= L'9')
+				rgdispid[i]=_wtoi(rgszNames[i]) + OBJ_ARRAY_NUM_DISP;
+			else
+				unknowns=true;
+		}
+
+	}
+
+	if (unknowns)
+		return DISP_E_UNKNOWNNAME;
+	else
+		return S_OK;
+}
+
+HRESULT JSAPI::ObjectArray::Invoke(DISPID dispid, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, EXCEPINFO FAR * pexecinfo, unsigned int FAR *puArgErr)
+{
+	JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
+
+	switch(dispid)
+	{
+	case OBJ_ARRAY_DISP_LENGTH:
+		{
+			JSAPI_INIT_RESULT(pvarResult, VT_I4);
+			JSAPI_SET_RESULT(pvarResult, lVal, (LONG)objects.size());
+			return S_OK;
+		}
+	default:
+		{
+			if (dispid < OBJ_ARRAY_NUM_DISP)
+				return DISP_E_MEMBERNOTFOUND;
+
+			size_t index = (size_t)dispid - OBJ_ARRAY_NUM_DISP;
+			if (index>=objects.size())
+				return DISP_E_MEMBERNOTFOUND;
+
+			objects[index]->AddRef();
+			JSAPI_INIT_RESULT(pvarResult, VT_DISPATCH);
+			JSAPI_SET_RESULT(pvarResult, pdispVal, objects[index]);
+			return S_OK;
+		}
+	}
+}
+
+HRESULT JSAPI::ObjectArray::GetTypeInfo(unsigned int itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo)
+{
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::GetTypeInfoCount(unsigned int FAR * pctinfo)
+{
+	return E_NOTIMPL;
+}
+
+STDMETHODIMP JSAPI::ObjectArray::QueryInterface(REFIID riid, PVOID *ppvObject)
+{
+	if (!ppvObject)
+		return E_POINTER;
+
+	else if (IsEqualIID(riid, IID_IDispatch))
+		*ppvObject = (IDispatch *)this;
+	else if (IsEqualIID(riid, IID_IUnknown))
+		*ppvObject = this;
+	else if (IsEqualIID(riid, IID_IDispatchEx))
+		*ppvObject = (IDispatchEx *)this;
+	else
+	{
+		*ppvObject = NULL;
+		return E_NOINTERFACE;
+	}
+
+	AddRef();
+	return S_OK;
+}
+
+ULONG JSAPI::ObjectArray::AddRef(void)
+{
+	return InterlockedIncrement(&refCount);
+}
+
+
+ULONG JSAPI::ObjectArray::Release(void)
+{
+	LONG lRef = InterlockedDecrement(&refCount);
+	if (lRef == 0) delete this;
+	return lRef;
+}
+
+void JSAPI::ObjectArray::AddObject(IDispatch *obj)
+{
+	obj->AddRef();
+	objects.push_back(obj);
+}
+
+
+HRESULT JSAPI::ObjectArray::GetDispID(BSTR bstrName, DWORD grfdex, DISPID *pid)
+{
+	if (!wcscmp(bstrName, L"length"))
+		*pid=OBJ_ARRAY_DISP_LENGTH;
+	else
+	{
+		if (bstrName[0] >= L'0' && bstrName[0] <= L'9')
+			*pid=_wtoi(bstrName) + OBJ_ARRAY_NUM_DISP;
+		else
+			return DISP_E_MEMBERNOTFOUND;
+
+	}
+	return S_OK;
+}
+
+HRESULT JSAPI::ObjectArray::InvokeEx( 
+																		 /* [in] */ DISPID id,
+																		 /* [in] */ LCID lcid,
+																		 /* [in] */ WORD wFlags,
+																		 /* [in] */ DISPPARAMS *pdp,
+																		 /* [out] */ VARIANT *pvarRes,
+																		 /* [out] */ EXCEPINFO *pei,
+																		 /* [unique][in] */ IServiceProvider *pspCaller)
+{
+	JSAPI_VERIFY_PARAMCOUNT(pdp, 0);
+
+	switch(id)
+	{
+	case OBJ_ARRAY_DISP_LENGTH:
+		{
+			JSAPI_INIT_RESULT(pvarRes, VT_I4);
+			JSAPI_SET_RESULT(pvarRes, lVal, (LONG)objects.size());
+			return S_OK;
+		}
+	default:
+		{
+			if (id < OBJ_ARRAY_NUM_DISP)
+				return DISP_E_MEMBERNOTFOUND;
+
+			size_t index = (size_t)id - OBJ_ARRAY_NUM_DISP;
+			if (index>=objects.size())
+				return DISP_E_MEMBERNOTFOUND;
+
+			objects[index]->AddRef();
+			JSAPI_INIT_RESULT(pvarRes, VT_DISPATCH);
+			JSAPI_SET_RESULT(pvarRes, pdispVal, objects[index]);
+			return S_OK;
+		}
+	}
+
+}
+
+HRESULT JSAPI::ObjectArray::DeleteMemberByName( 
+	/* [in] */ BSTR bstrName,
+	/* [in] */ DWORD grfdex)
+{
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::DeleteMemberByDispID( 
+	/* [in] */ DISPID id)
+{
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::GetMemberProperties( 
+	/* [in] */ DISPID id,
+	/* [in] */ DWORD grfdexFetch,
+	/* [out] */ DWORD *pgrfdex)
+{
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::GetMemberName( 
+	/* [in] */ DISPID id,
+	/* [out] */ BSTR *pbstrName)
+{
+	if (id >= OBJ_ARRAY_NUM_DISP)
+	{
+		wchar_t temp[64] = {0};
+		StringCbPrintfW(temp, sizeof(temp), L"%d", id-OBJ_ARRAY_NUM_DISP);
+		*pbstrName = SysAllocString(temp);
+		return S_OK;
+	}
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::GetNextDispID( 
+	/* [in] */ DWORD grfdex,
+	/* [in] */ DISPID id,
+	/* [out] */ DISPID *pid)
+{
+	if (grfdex == fdexEnumDefault)
+	{
+		if (id == DISPID_UNKNOWN)
+		{
+			if (objects.empty())
+				return S_FALSE;
+			else
+			{
+				*pid = OBJ_ARRAY_NUM_DISP;
+				return S_OK;
+			}
+		}
+		else if (id < OBJ_ARRAY_NUM_DISP)
+		{
+			return S_FALSE;
+		}
+		else
+		{
+			size_t index = (id - OBJ_ARRAY_NUM_DISP) + 1;
+			if (index >= objects.size())
+			{
+				return S_FALSE;
+			}
+			else
+			{
+				*pid = OBJ_ARRAY_NUM_DISP + (LONG)index;
+				return S_OK;
+			}
+
+		}
+	}
+
+	return E_NOTIMPL;
+}
+
+HRESULT JSAPI::ObjectArray::GetNameSpaceParent( 
+	/* [out] */ IUnknown **ppunk)
+{
+	return E_NOTIMPL;
+}