winamp/Src/playlist/JSAPI2_Playlist.cpp

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2024-09-24 13:54:57 +01:00
#include "JSAPI2_Playlist.h"
#include "../Winamp/JSAPI.h"
#include "api__playlist.h"
#include "PlaylistManager.h"
JSAPI2::PlaylistObject::PlaylistObject(const wchar_t *_key)
{
key = _key;
}
#define DISP_TABLE \
CHECK_ID(Clear)\
CHECK_ID(AppendURL)\
CHECK_ID(GetItemFilename)\
CHECK_ID(GetItemTitle)\
CHECK_ID(GetItemLength)\
CHECK_ID(GetItemExtendedInfo)\
CHECK_ID(Reverse)\
CHECK_ID(SwapItems)\
CHECK_ID(Randomize)\
CHECK_ID(RemoveItem)\
CHECK_ID(SortByTitle)\
CHECK_ID(SortByFilename)\
CHECK_ID(SetItemFilename)\
CHECK_ID(SetItemTitle)\
CHECK_ID(SetItemLength)\
CHECK_ID(InsertURL)\
CHECK_ID(numitems)\
#define CHECK_ID(str) JSAPI_DISP_ENUMIFY(str),
enum {
DISP_TABLE
};
#undef CHECK_ID
#define CHECK_ID(str) if (wcscmp(rgszNames[i], L## #str) == 0) { rgdispid[i] = JSAPI_DISP_ENUMIFY(str); continue; }
HRESULT JSAPI2::PlaylistObject::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++)
{
DISP_TABLE
rgdispid[i] = DISPID_UNKNOWN;
unknowns = true;
}
if (unknowns)
return DISP_E_UNKNOWNNAME;
else
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::GetTypeInfo(unsigned int itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo)
{
return E_NOTIMPL;
}
HRESULT JSAPI2::PlaylistObject::GetTypeInfoCount(unsigned int FAR * pctinfo)
{
return E_NOTIMPL;
}
HRESULT JSAPI2::PlaylistObject::Clear(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.Clear();
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::AppendURL(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT_OPTIONAL(pdispparams, 1, 3);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 3, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
const wchar_t *filename = JSAPI_PARAM(pdispparams, 1).bstrVal;
const wchar_t *title = JSAPI_PARAM_OPTIONAL(pdispparams, 2, bstrVal, 0);
int length = JSAPI_PARAM_OPTIONAL(pdispparams, 3, lVal, -1);
playlist.AppendWithInfo(filename, title, length);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::InsertURL(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT_OPTIONAL(pdispparams, 2, 4);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 3, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 4, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
const wchar_t *filename = JSAPI_PARAM(pdispparams, 2).bstrVal;
const wchar_t *title = JSAPI_PARAM_OPTIONAL(pdispparams, 3, bstrVal, 0);
int length = JSAPI_PARAM_OPTIONAL(pdispparams, 4, lVal, -1);
playlist.Insert(JSAPI_PARAM(pdispparams, 1).lVal, filename, title, length);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::GetItemFilename(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 1);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BSTR);
JSAPI_SET_RESULT(pvarResult, bstrVal, SysAllocString(playlist.ItemName(JSAPI_PARAM(pdispparams, 1).lVal)));
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::GetItemTitle(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 1);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BSTR);
JSAPI_SET_RESULT(pvarResult, bstrVal, SysAllocString(playlist.ItemTitle(JSAPI_PARAM(pdispparams, 1).lVal)));
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::GetItemLength(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 1);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_I4);
JSAPI_SET_RESULT(pvarResult, lVal, playlist.GetItemLengthMilliseconds(JSAPI_PARAM(pdispparams, 1).lVal));
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::GetItemExtendedInfo(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BSTR);
wchar_t metadata[1024]=L"";
playlist.GetItemExtendedInfo(JSAPI_PARAM(pdispparams, 1).lVal, JSAPI_PARAM(pdispparams, 2).bstrVal, metadata, sizeof(metadata)/sizeof(*metadata));
JSAPI_SET_RESULT(pvarResult, bstrVal, SysAllocString(metadata));
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::Reverse(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.Reverse();
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SwapItems(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.Swap(JSAPI_PARAM(pdispparams, 1).lVal, JSAPI_PARAM(pdispparams, 2).lVal);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::Randomize(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlistManager.Randomize(&playlist);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::RemoveItem(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 1);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.Remove(JSAPI_PARAM(pdispparams, 1).lVal);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SortByTitle(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.SortByTitle();
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SortByFilename(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.SortByFilename();
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SetItemFilename(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.SetItemFilename(JSAPI_PARAM(pdispparams, 1).lVal, JSAPI_PARAM(pdispparams, 2).bstrVal);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SetItemTitle(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.SetItemTitle(JSAPI_PARAM(pdispparams, 1).lVal, JSAPI_PARAM(pdispparams, 2).bstrVal);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::SetItemLength(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_I4, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_I4, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
playlist.SetItemLengthMilliseconds(JSAPI_PARAM(pdispparams, 1).lVal, JSAPI_PARAM(pdispparams, 2).lVal);
return S_OK;
}
HRESULT JSAPI2::PlaylistObject::numitems(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
// JSAPI_VERIFY_METHOD(wFlags);
// JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
if (wFlags & DISPATCH_PROPERTYGET)
{
JSAPI_INIT_RESULT(pvarResult, VT_I4);
JSAPI_SET_RESULT(pvarResult, lVal, (LONG)playlist.GetNumItems());
return S_OK;
}
else
return DISP_E_MEMBERNOTFOUND;
}
#undef CHECK_ID
#define CHECK_ID(str) case JSAPI_DISP_ENUMIFY(str): return str(wFlags, pdispparams, pvarResult, puArgErr);
HRESULT JSAPI2::PlaylistObject::Invoke(DISPID dispid, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, EXCEPINFO FAR * pexecinfo, unsigned int FAR *puArgErr)
{
switch (dispid)
{
DISP_TABLE
}
return DISP_E_MEMBERNOTFOUND;
}
STDMETHODIMP JSAPI2::PlaylistObject::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_PlaylistObject))
*ppvObject = (PlaylistObject *)this;
else
{
*ppvObject = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG JSAPI2::PlaylistObject::AddRef(void)
{
return this->_refCount.fetch_add( 1 );
}
ULONG JSAPI2::PlaylistObject::Release( void )
{
std::size_t l_Ref = this->_refCount.fetch_sub( 1 );
if ( l_Ref == 0 )
delete this;
return l_Ref;
}