propbag.c 9.96 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
/*
 * Copyright 2010 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 "config.h"

#include <stdarg.h>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "shlobj.h"

#include "mshtml_private.h"
#include "pluginhost.h"

#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(mshtml);

typedef struct {
    IPropertyBag  IPropertyBag_iface;
40
    IPropertyBag2 IPropertyBag2_iface;
41 42

    LONG ref;
43 44

    struct list props;
45 46
} PropertyBag;

47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98
typedef struct {
    struct list entry;
    WCHAR *name;
    WCHAR *value;
} param_prop_t;

static void free_prop(param_prop_t *prop)
{
    list_remove(&prop->entry);

    heap_free(prop->name);
    heap_free(prop->value);
    heap_free(prop);
}

static param_prop_t *find_prop(PropertyBag *prop_bag, const WCHAR *name)
{
    param_prop_t *iter;

    LIST_FOR_EACH_ENTRY(iter, &prop_bag->props, param_prop_t, entry) {
        if(!strcmpiW(iter->name, name))
            return iter;
    }

    return NULL;
}

static HRESULT add_prop(PropertyBag *prop_bag, const WCHAR *name, const WCHAR *value)
{
    param_prop_t *prop;

    if(!name || !value)
        return S_OK;

    TRACE("%p %s %s\n", prop_bag, debugstr_w(name), debugstr_w(value));

    prop = heap_alloc(sizeof(*prop));
    if(!prop)
        return E_OUTOFMEMORY;

    prop->name = heap_strdupW(name);
    prop->value = heap_strdupW(value);
    if(!prop->name || !prop->value) {
        list_init(&prop->entry);
        free_prop(prop);
        return E_OUTOFMEMORY;
    }

    list_add_tail(&prop_bag->props, &prop->entry);
    return S_OK;
}

99 100 101 102 103 104 105 106 107 108 109 110 111 112 113
static inline PropertyBag *impl_from_IPropertyBag(IPropertyBag *iface)
{
    return CONTAINING_RECORD(iface, PropertyBag, IPropertyBag_iface);
}

static HRESULT WINAPI PropertyBag_QueryInterface(IPropertyBag *iface, REFIID riid, void **ppv)
{
    PropertyBag *This = impl_from_IPropertyBag(iface);

    if(IsEqualGUID(&IID_IUnknown, riid)) {
        TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
        *ppv = &This->IPropertyBag_iface;
    }else if(IsEqualGUID(&IID_IPropertyBag, riid)) {
        TRACE("(%p)->(IID_IPropertyBag %p)\n", This, ppv);
        *ppv = &This->IPropertyBag_iface;
114 115 116
    }else if(IsEqualGUID(&IID_IPropertyBag2, riid)) {
        TRACE("(%p)->(IID_IPropertyBag2 %p)\n", This, ppv);
        *ppv = &This->IPropertyBag2_iface;
117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143
    }else {
        WARN("Unsopported interface %s\n", debugstr_guid(riid));
        *ppv = NULL;
        return E_NOINTERFACE;
    }

    IUnknown_AddRef((IUnknown*)*ppv);
    return S_OK;
}

static ULONG WINAPI PropertyBag_AddRef(IPropertyBag *iface)
{
    PropertyBag *This = impl_from_IPropertyBag(iface);
    LONG ref = InterlockedIncrement(&This->ref);

    TRACE("(%p) ref=%d\n", This, ref);

    return ref;
}

static ULONG WINAPI PropertyBag_Release(IPropertyBag *iface)
{
    PropertyBag *This = impl_from_IPropertyBag(iface);
    LONG ref = InterlockedDecrement(&This->ref);

    TRACE("(%p) ref=%d\n", This, ref);

144 145 146
    if(!ref) {
        while(!list_empty(&This->props))
            free_prop(LIST_ENTRY(This->props.next, param_prop_t, entry));
147
        heap_free(This);
148
    }
149 150 151 152 153 154 155

    return ref;
}

static HRESULT WINAPI PropertyBag_Read(IPropertyBag *iface, LPCOLESTR pszPropName, VARIANT *pVar, IErrorLog *pErrorLog)
{
    PropertyBag *This = impl_from_IPropertyBag(iface);
156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181
    param_prop_t *prop;
    VARIANT v;

    TRACE("(%p)->(%s %p %p)\n", This, debugstr_w(pszPropName), pVar, pErrorLog);

    prop = find_prop(This, pszPropName);
    if(!prop) {
        TRACE("Not found\n");
        return E_INVALIDARG;
    }

    V_BSTR(&v) = SysAllocString(prop->value);
    if(!V_BSTR(&v))
        return E_OUTOFMEMORY;

    if(V_VT(pVar) != VT_BSTR) {
        HRESULT hres;

        V_VT(&v) = VT_BSTR;
        hres = VariantChangeType(pVar, &v, 0, V_VT(pVar));
        SysFreeString(V_BSTR(&v));
        return hres;
    }

    V_BSTR(pVar) = V_BSTR(&v);
    return S_OK;
182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198
}

static HRESULT WINAPI PropertyBag_Write(IPropertyBag *iface, LPCOLESTR pszPropName, VARIANT *pVar)
{
    PropertyBag *This = impl_from_IPropertyBag(iface);
    FIXME("(%p)->(%s %s)\n", This, debugstr_w(pszPropName), debugstr_variant(pVar));
    return E_NOTIMPL;
}

static const IPropertyBagVtbl PropertyBagVtbl = {
    PropertyBag_QueryInterface,
    PropertyBag_AddRef,
    PropertyBag_Release,
    PropertyBag_Read,
    PropertyBag_Write
};

199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270
static inline PropertyBag *impl_from_IPropertyBag2(IPropertyBag2 *iface)
{
    return CONTAINING_RECORD(iface, PropertyBag, IPropertyBag2_iface);
}

static HRESULT WINAPI PropertyBag2_QueryInterface(IPropertyBag2 *iface, REFIID riid, void **ppv)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    return IPropertyBag_QueryInterface(&This->IPropertyBag_iface, riid, ppv);
}

static ULONG WINAPI PropertyBag2_AddRef(IPropertyBag2 *iface)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    return IPropertyBag_AddRef(&This->IPropertyBag_iface);
}

static ULONG WINAPI PropertyBag2_Release(IPropertyBag2 *iface)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    return IPropertyBag_Release(&This->IPropertyBag_iface);
}

static HRESULT WINAPI PropertyBag2_Read(IPropertyBag2 *iface, ULONG cProperties, PROPBAG2 *pPropBag,
        IErrorLog *pErrLog, VARIANT *pvarValue, HRESULT *phrError)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    FIXME("(%p)->(%d %p %p %p %p)\n", This, cProperties, pPropBag, pErrLog, pvarValue, phrError);
    return E_NOTIMPL;
}

static HRESULT WINAPI PropertyBag2_Write(IPropertyBag2 *iface, ULONG cProperties, PROPBAG2 *pPropBag, VARIANT *pvarValue)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    FIXME("(%p)->(%d %p %s)\n", This, cProperties, pPropBag, debugstr_variant(pvarValue));
    return E_NOTIMPL;
}

static HRESULT WINAPI PropertyBag2_CountProperties(IPropertyBag2 *iface, ULONG *pcProperties)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    FIXME("(%p)->(%p)\n", This, pcProperties);
    return E_NOTIMPL;
}

static HRESULT WINAPI PropertyBag2_GetPropertyInfo(IPropertyBag2 *iface, ULONG iProperty, ULONG cProperties,
        PROPBAG2 *pPropBag, ULONG *pcProperties)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    FIXME("(%p)->(%u %u %p %p)\n", This, iProperty, cProperties, pPropBag, pcProperties);
    return E_NOTIMPL;
}

static HRESULT WINAPI PropertyBag2_LoadObject(IPropertyBag2 *iface, LPCOLESTR pstrName, DWORD dwHint,
        IUnknown *pUnkObject, IErrorLog *pErrLog)
{
    PropertyBag *This = impl_from_IPropertyBag2(iface);
    FIXME("(%p)->(%s %x %p %p)\n", This, debugstr_w(pstrName), dwHint, pUnkObject, pErrLog);
    return E_NOTIMPL;
}

static const IPropertyBag2Vtbl PropertyBag2Vtbl = {
    PropertyBag2_QueryInterface,
    PropertyBag2_AddRef,
    PropertyBag2_Release,
    PropertyBag2_Read,
    PropertyBag2_Write,
    PropertyBag2_CountProperties,
    PropertyBag2_GetPropertyInfo,
    PropertyBag2_LoadObject
};

271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336
static HRESULT fill_props(nsIDOMHTMLElement *nselem, PropertyBag *prop_bag)
{
    nsIDOMHTMLParamElement *nsparam;
    nsAString name_str, value_str;
    nsIDOMNodeList *params;
    PRUint32 length, i;
    nsIDOMNode *nsnode;
    nsresult nsres;
    HRESULT hres = S_OK;

    static const PRUnichar paramW[] = {'p','a','r','a','m',0};

    nsAString_InitDepend(&name_str, paramW);
    nsres = nsIDOMHTMLElement_GetElementsByTagName(nselem, &name_str, &params);
    nsAString_Finish(&name_str);
    if(NS_FAILED(nsres))
        return E_FAIL;

    nsres = nsIDOMNodeList_GetLength(params, &length);
    if(NS_FAILED(nsres))
        return S_OK;

    for(i=0; i < length; i++) {
        nsres = nsIDOMNodeList_Item(params, i, &nsnode);
        if(NS_FAILED(nsres)) {
            hres = E_FAIL;
            break;
        }

        nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMHTMLParamElement, (void**)&nsparam);
        nsIDOMNode_Release(nsnode);
        if(NS_FAILED(nsres)) {
            hres = E_FAIL;
            break;
        }

        nsAString_Init(&name_str, NULL);
        nsres = nsIDOMHTMLParamElement_GetName(nsparam, &name_str);
        if(NS_SUCCEEDED(nsres)) {
            nsAString_Init(&value_str, NULL);
            nsres = nsIDOMHTMLParamElement_GetValue(nsparam, &value_str);
            if(NS_SUCCEEDED(nsres)) {
                const PRUnichar *name, *value;

                nsAString_GetData(&name_str, &name);
                nsAString_GetData(&value_str, &value);

                hres = add_prop(prop_bag, name, value);
            }
            nsAString_Finish(&value_str);
        }

        nsAString_Finish(&name_str);
        nsIDOMHTMLParamElement_Release(nsparam);
        if(FAILED(hres))
            break;
        if(NS_FAILED(nsres)) {
            hres = E_FAIL;
            break;
        }
    }

    return hres;
}

HRESULT create_param_prop_bag(nsIDOMHTMLElement *nselem, IPropertyBag **ret)
337 338
{
    PropertyBag *prop_bag;
339
    HRESULT hres;
340 341 342 343 344 345

    prop_bag = heap_alloc(sizeof(*prop_bag));
    if(!prop_bag)
        return E_OUTOFMEMORY;

    prop_bag->IPropertyBag_iface.lpVtbl  = &PropertyBagVtbl;
346
    prop_bag->IPropertyBag2_iface.lpVtbl = &PropertyBag2Vtbl;
347 348
    prop_bag->ref = 1;

349 350 351 352 353 354 355 356
    list_init(&prop_bag->props);
    hres = fill_props(nselem, prop_bag);
    if(FAILED(hres) || list_empty(&prop_bag->props)) {
        IPropertyBag_Release(&prop_bag->IPropertyBag_iface);
        *ret = NULL;
        return hres;
    }

357 358 359
    *ret = &prop_bag->IPropertyBag_iface;
    return S_OK;
}