Sweden-Number/dlls/jscript/bool.c

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/*
* Copyright 2008 Jacek Caban for CodeWeavers
* Copyright 2009 Piotr Caban
*
* 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 <assert.h>
#include "jscript.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(jscript);
typedef struct {
jsdisp_t dispex;
BOOL val;
} BoolInstance;
static inline BoolInstance *bool_from_jsdisp(jsdisp_t *jsdisp)
{
return CONTAINING_RECORD(jsdisp, BoolInstance, dispex);
}
static inline HRESULT boolval_this(jsval_t vthis, BOOL *ret)
{
jsdisp_t *jsdisp;
if(is_bool(vthis))
*ret = get_bool(vthis);
else if(is_object_instance(vthis) && (jsdisp = to_jsdisp(get_object(vthis))) && is_class(jsdisp, JSCLASS_BOOLEAN))
*ret = bool_from_jsdisp(jsdisp)->val;
else
return JS_E_BOOLEAN_EXPECTED;
return S_OK;
}
BOOL bool_obj_value(jsdisp_t *obj)
{
assert(is_class(obj, JSCLASS_BOOLEAN));
return bool_from_jsdisp(obj)->val;
}
/* ECMA-262 3rd Edition 15.6.4.2 */
static HRESULT Bool_toString(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
BOOL boolval;
HRESULT hres;
TRACE("\n");
hres = boolval_this(vthis, &boolval);
if(FAILED(hres))
return hres;
if(r) {
jsstr_t *val;
val = jsstr_alloc(boolval ? L"true" : L"false");
if(!val)
return E_OUTOFMEMORY;
*r = jsval_string(val);
}
return S_OK;
}
/* ECMA-262 3rd Edition 15.6.4.3 */
static HRESULT Bool_valueOf(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv, jsval_t *r)
{
BOOL boolval;
HRESULT hres;
TRACE("\n");
hres = boolval_this(vthis, &boolval);
if(FAILED(hres))
return hres;
if(r)
*r = jsval_bool(boolval);
return S_OK;
}
static HRESULT Bool_value(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
TRACE("\n");
switch(flags) {
case INVOKE_FUNC:
return JS_E_FUNCTION_EXPECTED;
default:
FIXME("unimplemented flags %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static const builtin_prop_t Bool_props[] = {
{L"toString", Bool_toString, PROPF_METHOD},
{L"valueOf", Bool_valueOf, PROPF_METHOD}
};
static const builtin_info_t Bool_info = {
JSCLASS_BOOLEAN,
Bool_value,
ARRAY_SIZE(Bool_props),
Bool_props,
NULL,
NULL
};
static const builtin_info_t BoolInst_info = {
JSCLASS_BOOLEAN,
Bool_value,
0, NULL,
NULL,
NULL
};
static HRESULT BoolConstr_value(script_ctx_t *ctx, jsval_t vthis, WORD flags, unsigned argc, jsval_t *argv,
jsval_t *r)
{
BOOL value = FALSE;
HRESULT hres;
if(argc) {
hres = to_boolean(argv[0], &value);
if(FAILED(hres))
return hres;
}
switch(flags) {
case DISPATCH_CONSTRUCT: {
jsdisp_t *bool;
if(!r)
return S_OK;
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hres = create_bool(ctx, value, &bool);
if(FAILED(hres))
return hres;
*r = jsval_obj(bool);
return S_OK;
}
case INVOKE_FUNC:
if(r)
*r = jsval_bool(value);
return S_OK;
default:
FIXME("unimplemented flags %x\n", flags);
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT alloc_bool(script_ctx_t *ctx, jsdisp_t *object_prototype, BoolInstance **ret)
{
BoolInstance *bool;
HRESULT hres;
bool = heap_alloc_zero(sizeof(BoolInstance));
if(!bool)
return E_OUTOFMEMORY;
if(object_prototype)
hres = init_dispex(&bool->dispex, ctx, &Bool_info, object_prototype);
else
hres = init_dispex_from_constr(&bool->dispex, ctx, &BoolInst_info, ctx->bool_constr);
if(FAILED(hres)) {
heap_free(bool);
return hres;
}
*ret = bool;
return S_OK;
}
HRESULT create_bool_constr(script_ctx_t *ctx, jsdisp_t *object_prototype, jsdisp_t **ret)
{
BoolInstance *bool;
HRESULT hres;
hres = alloc_bool(ctx, object_prototype, &bool);
if(FAILED(hres))
return hres;
hres = create_builtin_constructor(ctx, BoolConstr_value, L"Boolean", NULL,
PROPF_CONSTR|1, &bool->dispex, ret);
jsdisp_release(&bool->dispex);
return hres;
}
HRESULT create_bool(script_ctx_t *ctx, BOOL b, jsdisp_t **ret)
{
BoolInstance *bool;
HRESULT hres;
hres = alloc_bool(ctx, NULL, &bool);
if(FAILED(hres))
return hres;
bool->val = b;
*ret = &bool->dispex;
return S_OK;
}