/* * Copyright 2008 Jacek Caban for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include "jscript.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(jscript); typedef struct { DispatchEx dispex; VARIANT num; } NumberInstance; static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0}; static const WCHAR toLocaleStringW[] = {'t','o','L','o','c','a','l','e','S','t','r','i','n','g',0}; static const WCHAR toFixedW[] = {'t','o','F','i','x','e','d',0}; static const WCHAR toExponentialW[] = {'t','o','E','x','p','o','n','e','n','t','i','a','l',0}; static const WCHAR toPrecisionW[] = {'t','o','P','r','e','c','i','s','i','o','n',0}; static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0}; static const WCHAR hasOwnPropertyW[] = {'h','a','s','O','w','n','P','r','o','p','e','r','t','y',0}; static const WCHAR propertyIsEnumerableW[] = {'p','r','o','p','e','r','t','y','I','s','E','n','u','m','e','r','a','b','l','e',0}; static const WCHAR isPrototypeOfW[] = {'i','s','P','r','o','t','o','t','y','p','e','O','f',0}; #define NUMBER_TOSTRING_BUF_SIZE 64 /* ECMA-262 3rd Edition 15.7.4.2 */ static HRESULT Number_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { NumberInstance *number; INT radix = 10; DOUBLE val; BSTR str; HRESULT hres; TRACE("\n"); if(!is_class(dispex, JSCLASS_NUMBER)) return throw_type_error(dispex->ctx, ei, IDS_NOT_NUM, NULL); number = (NumberInstance*)dispex; if(arg_cnt(dp)) { hres = to_int32(dispex->ctx, get_arg(dp, 0), ei, &radix); if(FAILED(hres)) return hres; if(radix<2 || radix>36) return throw_type_error(dispex->ctx, ei, IDS_INVALID_CALL_ARG, NULL); } if(V_VT(&number->num) == VT_I4) val = V_I4(&number->num); else val = V_R8(&number->num); if(radix==10 || isnan(val) || isinf(val)) { hres = to_string(dispex->ctx, &number->num, ei, &str); if(FAILED(hres)) return hres; } else { INT idx = 0; DOUBLE integ, frac, log_radix = 0; WCHAR buf[NUMBER_TOSTRING_BUF_SIZE+16]; BOOL exp = FALSE; if(val<0) { val = -val; buf[idx++] = '-'; } while(1) { integ = floor(val); frac = val-integ; if(integ == 0) buf[idx++] = '0'; while(integ>=1 && idx beg) { wch = buf[beg]; buf[beg++] = buf[end]; buf[end--] = wch; } } if(idx != NUMBER_TOSTRING_BUF_SIZE) buf[idx++] = '.'; while(frac>0 && idxctx, ei, IDS_NOT_NUM, NULL); if(retv) { NumberInstance *number = (NumberInstance*)dispex; *retv = number->num; } return S_OK; } static HRESULT Number_hasOwnProperty(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { FIXME("\n"); return E_NOTIMPL; } static HRESULT Number_propertyIsEnumerable(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { FIXME("\n"); return E_NOTIMPL; } static HRESULT Number_isPrototypeOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { FIXME("\n"); return E_NOTIMPL; } static HRESULT Number_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { NumberInstance *number = (NumberInstance*)dispex; switch(flags) { case INVOKE_FUNC: return throw_type_error(dispex->ctx, ei, IDS_NOT_FUNC, NULL); case DISPATCH_PROPERTYGET: *retv = number->num; break; default: FIXME("flags %x\n", flags); return E_NOTIMPL; } return S_OK; } static const builtin_prop_t Number_props[] = { {hasOwnPropertyW, Number_hasOwnProperty, PROPF_METHOD}, {isPrototypeOfW, Number_isPrototypeOf, PROPF_METHOD}, {propertyIsEnumerableW, Number_propertyIsEnumerable, PROPF_METHOD}, {toExponentialW, Number_toExponential, PROPF_METHOD}, {toFixedW, Number_toFixed, PROPF_METHOD}, {toLocaleStringW, Number_toLocaleString, PROPF_METHOD}, {toPrecisionW, Number_toPrecision, PROPF_METHOD}, {toStringW, Number_toString, PROPF_METHOD}, {valueOfW, Number_valueOf, PROPF_METHOD} }; static const builtin_info_t Number_info = { JSCLASS_NUMBER, {NULL, Number_value, 0}, sizeof(Number_props)/sizeof(*Number_props), Number_props, NULL, NULL }; static HRESULT NumberConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp) { VARIANT num; HRESULT hres; TRACE("\n"); switch(flags) { case INVOKE_FUNC: if(!arg_cnt(dp)) { if(retv) { V_VT(retv) = VT_I4; V_I4(retv) = 0; } return S_OK; } hres = to_number(dispex->ctx, get_arg(dp, 0), ei, &num); if(FAILED(hres)) return hres; if(retv) *retv = num; break; case DISPATCH_CONSTRUCT: { DispatchEx *obj; if(arg_cnt(dp)) { hres = to_number(dispex->ctx, get_arg(dp, 0), ei, &num); if(FAILED(hres)) return hres; }else { V_VT(&num) = VT_I4; V_I4(&num) = 0; } hres = create_number(dispex->ctx, &num, &obj); if(FAILED(hres)) return hres; V_VT(retv) = VT_DISPATCH; V_DISPATCH(retv) = (IDispatch*)_IDispatchEx_(obj); break; } default: FIXME("unimplemented flags %x\n", flags); return E_NOTIMPL; } return S_OK; } static HRESULT alloc_number(script_ctx_t *ctx, BOOL use_constr, NumberInstance **ret) { NumberInstance *number; HRESULT hres; number = heap_alloc_zero(sizeof(NumberInstance)); if(!number) return E_OUTOFMEMORY; if(use_constr) hres = init_dispex_from_constr(&number->dispex, ctx, &Number_info, ctx->number_constr); else hres = init_dispex(&number->dispex, ctx, &Number_info, NULL); if(FAILED(hres)) return hres; *ret = number; return S_OK; } HRESULT create_number_constr(script_ctx_t *ctx, DispatchEx **ret) { NumberInstance *number; HRESULT hres; hres = alloc_number(ctx, FALSE, &number); if(FAILED(hres)) return hres; V_VT(&number->num) = VT_I4; hres = create_builtin_function(ctx, NumberConstr_value, NULL, PROPF_CONSTR, &number->dispex, ret); jsdisp_release(&number->dispex); return hres; } HRESULT create_number(script_ctx_t *ctx, VARIANT *num, DispatchEx **ret) { NumberInstance *number; HRESULT hres; hres = alloc_number(ctx, TRUE, &number); if(FAILED(hres)) return hres; number->num = *num; *ret = &number->dispex; return S_OK; }