wine/dlls/oleacc/client.c

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/*
* Copyright 2014 Piotr 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
*/
#define COBJMACROS
#include "oleacc_private.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(oleacc);
typedef struct {
IAccessible IAccessible_iface;
LONG ref;
HWND hwnd;
} Client;
static inline Client* impl_from_Client(IAccessible *iface)
{
return CONTAINING_RECORD(iface, Client, IAccessible_iface);
}
static HRESULT WINAPI Client_QueryInterface(IAccessible *iface, REFIID riid, void **ppv)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
if(IsEqualIID(riid, &IID_IAccessible) ||
IsEqualIID(riid, &IID_IDispatch) ||
IsEqualIID(riid, &IID_IUnknown)) {
*ppv = iface;
IAccessible_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI Client_AddRef(IAccessible *iface)
{
Client *This = impl_from_Client(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref = %u\n", This, ref);
return ref;
}
static ULONG WINAPI Client_Release(IAccessible *iface)
{
Client *This = impl_from_Client(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref = %u\n", This, ref);
if(!ref)
heap_free(This);
return ref;
}
static HRESULT WINAPI Client_GetTypeInfoCount(IAccessible *iface, UINT *pctinfo)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p)\n", This, pctinfo);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_GetTypeInfo(IAccessible *iface,
UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%u %x %p)\n", This, iTInfo, lcid, ppTInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_GetIDsOfNames(IAccessible *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s %p %u %x %p)\n", This, debugstr_guid(riid),
rgszNames, cNames, lcid, rgDispId);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_Invoke(IAccessible *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%x %s %x %x %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accParent(IAccessible *iface, IDispatch **ppdispParent)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p)\n", This, ppdispParent);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accChildCount(IAccessible *iface, LONG *pcountChildren)
{
Client *This = impl_from_Client(iface);
HWND cur;
TRACE("(%p)->(%p)\n", This, pcountChildren);
*pcountChildren = 0;
for(cur = GetWindow(This->hwnd, GW_CHILD); cur; cur = GetWindow(cur, GW_HWNDNEXT))
(*pcountChildren)++;
return S_OK;
}
static HRESULT WINAPI Client_get_accChild(IAccessible *iface,
VARIANT varChildID, IDispatch **ppdispChild)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varChildID), ppdispChild);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accName(IAccessible *iface, VARIANT varID, BSTR *pszName)
{
Client *This = impl_from_Client(iface);
WCHAR name[1024];
UINT i, len;
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszName);
*pszName = NULL;
if(convert_child_id(&varID) != CHILDID_SELF || !IsWindow(This->hwnd))
return E_INVALIDARG;
len = SendMessageW(This->hwnd, WM_GETTEXT, sizeof(name)/sizeof(WCHAR), (LPARAM)name);
if(!len)
return S_FALSE;
for(i=0; i<len; i++) {
if(name[i] == '&') {
len--;
memmove(name+i, name+i+1, (len-i)*sizeof(WCHAR));
break;
}
}
*pszName = SysAllocStringLen(name, len);
return *pszName ? S_OK : E_OUTOFMEMORY;
}
static HRESULT WINAPI Client_get_accValue(IAccessible *iface, VARIANT varID, BSTR *pszValue)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszValue);
*pszValue = NULL;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
return S_FALSE;
}
static HRESULT WINAPI Client_get_accDescription(IAccessible *iface,
VARIANT varID, BSTR *pszDescription)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDescription);
*pszDescription = NULL;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
return S_FALSE;
}
static HRESULT WINAPI Client_get_accRole(IAccessible *iface, VARIANT varID, VARIANT *pvarRole)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pvarRole);
if(convert_child_id(&varID) != CHILDID_SELF) {
V_VT(pvarRole) = VT_EMPTY;
return E_INVALIDARG;
}
V_VT(pvarRole) = VT_I4;
V_I4(pvarRole) = ROLE_SYSTEM_CLIENT;
return S_OK;
}
static HRESULT WINAPI Client_get_accState(IAccessible *iface, VARIANT varID, VARIANT *pvarState)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pvarState);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accHelp(IAccessible *iface, VARIANT varID, BSTR *pszHelp)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszHelp);
*pszHelp = NULL;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
return S_FALSE;
}
static HRESULT WINAPI Client_get_accHelpTopic(IAccessible *iface,
BSTR *pszHelpFile, VARIANT varID, LONG *pidTopic)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p %s %p)\n", This, pszHelpFile, debugstr_variant(&varID), pidTopic);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accKeyboardShortcut(IAccessible *iface,
VARIANT varID, BSTR *pszKeyboardShortcut)
{
static const WCHAR shortcut_fmt[] = {'A','l','t','+','!',0};
Client *This = impl_from_Client(iface);
WCHAR name[1024];
UINT i, len;
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszKeyboardShortcut);
*pszKeyboardShortcut = NULL;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
len = SendMessageW(This->hwnd, WM_GETTEXT, sizeof(name)/sizeof(WCHAR), (LPARAM)name);
for(i=0; i<len; i++) {
if(name[i] == '&')
break;
}
if(i+1 >= len)
return S_FALSE;
*pszKeyboardShortcut = SysAllocString(shortcut_fmt);
if(!*pszKeyboardShortcut)
return E_OUTOFMEMORY;
(*pszKeyboardShortcut)[4] = name[i+1];
return S_OK;
}
static HRESULT WINAPI Client_get_accFocus(IAccessible *iface, VARIANT *pvarID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p)\n", This, pvarID);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accSelection(IAccessible *iface, VARIANT *pvarID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p)\n", This, pvarID);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_get_accDefaultAction(IAccessible *iface,
VARIANT varID, BSTR *pszDefaultAction)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDefaultAction);
*pszDefaultAction = NULL;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
return S_FALSE;
}
static HRESULT WINAPI Client_accSelect(IAccessible *iface, LONG flagsSelect, VARIANT varID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%x %s)\n", This, flagsSelect, debugstr_variant(&varID));
return E_NOTIMPL;
}
static HRESULT WINAPI Client_accLocation(IAccessible *iface, LONG *pxLeft,
LONG *pyTop, LONG *pcxWidth, LONG *pcyHeight, VARIANT varID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%p %p %p %p %s)\n", This, pxLeft, pyTop,
pcxWidth, pcyHeight, debugstr_variant(&varID));
return E_NOTIMPL;
}
static HRESULT WINAPI Client_accNavigate(IAccessible *iface,
LONG navDir, VARIANT varStart, VARIANT *pvarEnd)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%d %s %p)\n", This, navDir, debugstr_variant(&varStart), pvarEnd);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_accHitTest(IAccessible *iface,
LONG xLeft, LONG yTop, VARIANT *pvarID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%d %d %p)\n", This, xLeft, yTop, pvarID);
return E_NOTIMPL;
}
static HRESULT WINAPI Client_accDoDefaultAction(IAccessible *iface, VARIANT varID)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s)\n", This, debugstr_variant(&varID));
return E_NOTIMPL;
}
static HRESULT WINAPI Client_put_accName(IAccessible *iface, VARIANT varID, BSTR pszName)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s %s)\n", This, debugstr_variant(&varID), debugstr_w(pszName));
return E_NOTIMPL;
}
static HRESULT WINAPI Client_put_accValue(IAccessible *iface, VARIANT varID, BSTR pszValue)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%s %s)\n", This, debugstr_variant(&varID), debugstr_w(pszValue));
return E_NOTIMPL;
}
static const IAccessibleVtbl ClientVtbl = {
Client_QueryInterface,
Client_AddRef,
Client_Release,
Client_GetTypeInfoCount,
Client_GetTypeInfo,
Client_GetIDsOfNames,
Client_Invoke,
Client_get_accParent,
Client_get_accChildCount,
Client_get_accChild,
Client_get_accName,
Client_get_accValue,
Client_get_accDescription,
Client_get_accRole,
Client_get_accState,
Client_get_accHelp,
Client_get_accHelpTopic,
Client_get_accKeyboardShortcut,
Client_get_accFocus,
Client_get_accSelection,
Client_get_accDefaultAction,
Client_accSelect,
Client_accLocation,
Client_accNavigate,
Client_accHitTest,
Client_accDoDefaultAction,
Client_put_accName,
Client_put_accValue
};
HRESULT create_client_object(HWND hwnd, const IID *iid, void **obj)
{
Client *client;
HRESULT hres;
if(!IsWindow(hwnd))
return E_FAIL;
client = heap_alloc_zero(sizeof(Client));
if(!client)
return E_OUTOFMEMORY;
client->IAccessible_iface.lpVtbl = &ClientVtbl;
client->ref = 1;
client->hwnd = hwnd;
hres = IAccessible_QueryInterface(&client->IAccessible_iface, iid, obj);
IAccessible_Release(&client->IAccessible_iface);
return hres;
}