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Sweden-Number/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 <assert.h>
#include "oleacc_private.h"
#include "commctrl.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(oleacc);
typedef struct win_class_vtbl win_class_vtbl;
typedef struct {
IAccessible IAccessible_iface;
IOleWindow IOleWindow_iface;
IEnumVARIANT IEnumVARIANT_iface;
IServiceProvider IServiceProvider_iface;
LONG ref;
HWND hwnd;
HWND enum_pos;
INT role;
const win_class_vtbl *vtbl;
} Client;
struct win_class_vtbl {
void (*init)(Client*);
HRESULT (*get_state)(Client*, VARIANT, VARIANT*);
HRESULT (*get_name)(Client*, VARIANT, BSTR*);
HRESULT (*get_kbd_shortcut)(Client*, VARIANT, BSTR*);
HRESULT (*get_value)(Client*, VARIANT, BSTR*);
HRESULT (*put_value)(Client*, VARIANT, BSTR);
};
static HRESULT win_get_name(HWND hwnd, BSTR *name)
{
WCHAR buf[1024];
UINT i, len;
len = SendMessageW(hwnd, WM_GETTEXT, ARRAY_SIZE(buf), (LPARAM)buf);
if(!len)
return S_FALSE;
for(i=0; i<len; i++) {
if(buf[i] == '&') {
len--;
memmove(buf+i, buf+i+1, (len-i)*sizeof(WCHAR));
break;
}
}
*name = SysAllocStringLen(buf, len);
return *name ? S_OK : E_OUTOFMEMORY;
}
static HRESULT win_get_kbd_shortcut(HWND hwnd, BSTR *shortcut)
{
WCHAR buf[1024];
UINT i, len;
len = SendMessageW(hwnd, WM_GETTEXT, ARRAY_SIZE(buf), (LPARAM)buf);
if(!len)
return S_FALSE;
for(i=0; i<len; i++) {
if(buf[i] == '&')
break;
}
if(i+1 >= len)
return S_FALSE;
*shortcut = SysAllocString(L"Alt+!");
if(!*shortcut)
return E_OUTOFMEMORY;
(*shortcut)[4] = buf[i+1];
return S_OK;
}
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;
}else if(IsEqualIID(riid, &IID_IOleWindow)) {
*ppv = &This->IOleWindow_iface;
}else if(IsEqualIID(riid, &IID_IEnumVARIANT)) {
*ppv = &This->IEnumVARIANT_iface;
}else if(IsEqualIID(riid, &IID_IServiceProvider)) {
*ppv = &This->IServiceProvider_iface;
}else {
WARN("no interface: %s\n", debugstr_guid(riid));
*ppv = NULL;
return E_NOINTERFACE;
}
IAccessible_AddRef(iface);
return S_OK;
}
static ULONG WINAPI Client_AddRef(IAccessible *iface)
{
Client *This = impl_from_Client(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref = %lu\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 = %lu\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 %lx %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 %lx %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)->(%lx %s %lx %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);
TRACE("(%p)->(%p)\n", This, ppdispParent);
return AccessibleObjectFromWindow(This->hwnd, OBJID_WINDOW,
&IID_IDispatch, (void**)ppdispParent);
}
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);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&varChildID), ppdispChild);
*ppdispChild = NULL;
return E_INVALIDARG;
}
static HRESULT WINAPI Client_get_accName(IAccessible *iface, VARIANT id, BSTR *name)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&id), name);
*name = NULL;
if(This->vtbl && This->vtbl->get_name)
return This->vtbl->get_name(This, id, name);
if(convert_child_id(&id) != CHILDID_SELF || !IsWindow(This->hwnd))
return E_INVALIDARG;
return win_get_name(This->hwnd, name);
}
static HRESULT WINAPI Client_get_accValue(IAccessible *iface, VARIANT id, BSTR *value)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&id), value);
*value = NULL;
if(This->vtbl && This->vtbl->get_value)
return This->vtbl->get_value(This, id, value);
if(convert_child_id(&id) != 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) = This->role;
return S_OK;
}
static HRESULT client_get_state(Client *client, VARIANT id, VARIANT *state)
{
GUITHREADINFO info;
LONG style;
if(convert_child_id(&id) != CHILDID_SELF) {
V_VT(state) = VT_EMPTY;
return E_INVALIDARG;
}
V_VT(state) = VT_I4;
V_I4(state) = 0;
style = GetWindowLongW(client->hwnd, GWL_STYLE);
if(style & WS_DISABLED)
V_I4(state) |= STATE_SYSTEM_UNAVAILABLE;
else if(IsWindow(client->hwnd))
V_I4(state) |= STATE_SYSTEM_FOCUSABLE;
info.cbSize = sizeof(info);
if(GetGUIThreadInfo(0, &info) && info.hwndFocus == client->hwnd)
V_I4(state) |= STATE_SYSTEM_FOCUSED;
if(!(style & WS_VISIBLE))
V_I4(state) |= STATE_SYSTEM_INVISIBLE;
return S_OK;
}
static HRESULT WINAPI Client_get_accState(IAccessible *iface, VARIANT id, VARIANT *state)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&id), state);
if(This->vtbl && This->vtbl->get_state)
return This->vtbl->get_state(This, id, state);
return client_get_state(This, id, state);
}
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 id, BSTR *shortcut)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&id), shortcut);
*shortcut = NULL;
if(This->vtbl && This->vtbl->get_kbd_shortcut)
return This->vtbl->get_kbd_shortcut(This, id, shortcut);
if(convert_child_id(&id) != CHILDID_SELF)
return E_INVALIDARG;
return win_get_kbd_shortcut(This->hwnd, shortcut);
}
static HRESULT WINAPI Client_get_accFocus(IAccessible *iface, VARIANT *focus)
{
Client *This = impl_from_Client(iface);
GUITHREADINFO info;
TRACE("(%p)->(%p)\n", This, focus);
V_VT(focus) = VT_EMPTY;
info.cbSize = sizeof(info);
if(GetGUIThreadInfo(0, &info) && info.hwndFocus) {
if(info.hwndFocus == This->hwnd) {
V_VT(focus) = VT_I4;
V_I4(focus) = CHILDID_SELF;
}
else if(IsChild(This->hwnd, info.hwndFocus)) {
IDispatch *disp;
HRESULT hr;
hr = AccessibleObjectFromWindow(info.hwndFocus, OBJID_WINDOW,
&IID_IDispatch, (void**)&disp);
if(FAILED(hr))
return hr;
if(!disp)
return E_FAIL;
V_VT(focus) = VT_DISPATCH;
V_DISPATCH(focus) = disp;
}
}
return S_OK;
}
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)->(%lx %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);
RECT rect;
POINT pt;
TRACE("(%p)->(%p %p %p %p %s)\n", This, pxLeft, pyTop,
pcxWidth, pcyHeight, debugstr_variant(&varID));
*pxLeft = *pyTop = *pcxWidth = *pcyHeight = 0;
if(convert_child_id(&varID) != CHILDID_SELF)
return E_INVALIDARG;
if(!GetClientRect(This->hwnd, &rect))
return S_OK;
pt.x = rect.left;
pt.y = rect.top;
MapWindowPoints(This->hwnd, NULL, &pt, 1);
*pxLeft = pt.x;
*pyTop = pt.y;
pt.x = rect.right;
pt.y = rect.bottom;
MapWindowPoints(This->hwnd, NULL, &pt, 1);
*pcxWidth = pt.x - *pxLeft;
*pcyHeight = pt.y - *pyTop;
return S_OK;
}
static HRESULT WINAPI Client_accNavigate(IAccessible *iface,
LONG navDir, VARIANT varStart, VARIANT *pvarEnd)
{
Client *This = impl_from_Client(iface);
FIXME("(%p)->(%ld %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);
HWND child;
POINT pt;
TRACE("(%p)->(%ld %ld %p)\n", This, xLeft, yTop, pvarID);
V_VT(pvarID) = VT_I4;
V_I4(pvarID) = 0;
pt.x = xLeft;
pt.y = yTop;
if(!IsWindowVisible(This->hwnd) || !ScreenToClient(This->hwnd, &pt))
return S_OK;
child = ChildWindowFromPointEx(This->hwnd, pt, CWP_SKIPINVISIBLE);
if(!child || child==This->hwnd)
return S_OK;
V_VT(pvarID) = VT_DISPATCH;
return AccessibleObjectFromWindow(child, OBJID_WINDOW,
&IID_IDispatch, (void**)&V_DISPATCH(pvarID));
}
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 id, BSTR value)
{
Client *This = impl_from_Client(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_variant(&id), value);
if(This->vtbl && This->vtbl->put_value)
return This->vtbl->put_value(This, id, value);
if(convert_child_id(&id) != CHILDID_SELF)
return E_INVALIDARG;
return S_FALSE;
}
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
};
static inline Client* impl_from_Client_OleWindow(IOleWindow *iface)
{
return CONTAINING_RECORD(iface, Client, IOleWindow_iface);
}
static HRESULT WINAPI Client_OleWindow_QueryInterface(IOleWindow *iface, REFIID riid, void **ppv)
{
Client *This = impl_from_Client_OleWindow(iface);
return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
static ULONG WINAPI Client_OleWindow_AddRef(IOleWindow *iface)
{
Client *This = impl_from_Client_OleWindow(iface);
return IAccessible_AddRef(&This->IAccessible_iface);
}
static ULONG WINAPI Client_OleWindow_Release(IOleWindow *iface)
{
Client *This = impl_from_Client_OleWindow(iface);
return IAccessible_Release(&This->IAccessible_iface);
}
static HRESULT WINAPI Client_OleWindow_GetWindow(IOleWindow *iface, HWND *phwnd)
{
Client *This = impl_from_Client_OleWindow(iface);
TRACE("(%p)->(%p)\n", This, phwnd);
*phwnd = This->hwnd;
return S_OK;
}
static HRESULT WINAPI Client_OleWindow_ContextSensitiveHelp(IOleWindow *iface, BOOL fEnterMode)
{
Client *This = impl_from_Client_OleWindow(iface);
FIXME("(%p)->(%x)\n", This, fEnterMode);
return E_NOTIMPL;
}
static const IOleWindowVtbl ClientOleWindowVtbl = {
Client_OleWindow_QueryInterface,
Client_OleWindow_AddRef,
Client_OleWindow_Release,
Client_OleWindow_GetWindow,
Client_OleWindow_ContextSensitiveHelp
};
static inline Client* impl_from_Client_EnumVARIANT(IEnumVARIANT *iface)
{
return CONTAINING_RECORD(iface, Client, IEnumVARIANT_iface);
}
static HRESULT WINAPI Client_EnumVARIANT_QueryInterface(IEnumVARIANT *iface, REFIID riid, void **ppv)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
static ULONG WINAPI Client_EnumVARIANT_AddRef(IEnumVARIANT *iface)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
return IAccessible_AddRef(&This->IAccessible_iface);
}
static ULONG WINAPI Client_EnumVARIANT_Release(IEnumVARIANT *iface)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
return IAccessible_Release(&This->IAccessible_iface);
}
static HRESULT WINAPI Client_EnumVARIANT_Next(IEnumVARIANT *iface,
ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
HWND cur = This->enum_pos, next;
ULONG fetched = 0;
HRESULT hr;
TRACE("(%p)->(%lu %p %p)\n", This, celt, rgVar, pCeltFetched);
if(!celt) {
if(pCeltFetched)
*pCeltFetched = 0;
return S_OK;
}
if(!This->enum_pos)
next = GetWindow(This->hwnd, GW_CHILD);
else
next = GetWindow(This->enum_pos, GW_HWNDNEXT);
while(next) {
cur = next;
V_VT(rgVar+fetched) = VT_DISPATCH;
hr = AccessibleObjectFromWindow(cur, OBJID_WINDOW,
&IID_IDispatch, (void**)&V_DISPATCH(rgVar+fetched));
if(FAILED(hr)) {
V_VT(rgVar+fetched) = VT_EMPTY;
while(fetched > 0) {
VariantClear(rgVar+fetched-1);
fetched--;
}
if(pCeltFetched)
*pCeltFetched = 0;
return hr;
}
fetched++;
if(fetched == celt)
break;
next = GetWindow(cur, GW_HWNDNEXT);
}
This->enum_pos = cur;
if(pCeltFetched)
*pCeltFetched = fetched;
return celt == fetched ? S_OK : S_FALSE;
}
static HRESULT WINAPI Client_EnumVARIANT_Skip(IEnumVARIANT *iface, ULONG celt)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
HWND next;
TRACE("(%p)->(%lu)\n", This, celt);
while(celt) {
if(!This->enum_pos)
next = GetWindow(This->hwnd, GW_CHILD);
else
next = GetWindow(This->enum_pos, GW_HWNDNEXT);
if(!next)
return S_FALSE;
This->enum_pos = next;
celt--;
}
return S_OK;
}
static HRESULT WINAPI Client_EnumVARIANT_Reset(IEnumVARIANT *iface)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
TRACE("(%p)\n", This);
This->enum_pos = 0;
return S_OK;
}
static HRESULT WINAPI Client_EnumVARIANT_Clone(IEnumVARIANT *iface, IEnumVARIANT **ppEnum)
{
Client *This = impl_from_Client_EnumVARIANT(iface);
FIXME("(%p)->(%p)\n", This, ppEnum);
return E_NOTIMPL;
}
static const IEnumVARIANTVtbl ClientEnumVARIANTVtbl = {
Client_EnumVARIANT_QueryInterface,
Client_EnumVARIANT_AddRef,
Client_EnumVARIANT_Release,
Client_EnumVARIANT_Next,
Client_EnumVARIANT_Skip,
Client_EnumVARIANT_Reset,
Client_EnumVARIANT_Clone
};
static inline Client* impl_from_Client_ServiceProvider(IServiceProvider *iface)
{
return CONTAINING_RECORD(iface, Client, IServiceProvider_iface);
}
static HRESULT WINAPI Client_ServiceProvider_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
{
Client *This = impl_from_Client_ServiceProvider(iface);
return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
static ULONG WINAPI Client_ServiceProvider_AddRef(IServiceProvider *iface)
{
Client *This = impl_from_Client_ServiceProvider(iface);
return IAccessible_AddRef(&This->IAccessible_iface);
}
static ULONG WINAPI Client_ServiceProvider_Release(IServiceProvider *iface)
{
Client *This = impl_from_Client_ServiceProvider(iface);
return IAccessible_Release(&This->IAccessible_iface);
}
static HRESULT WINAPI Client_ServiceProvider_QueryService(IServiceProvider *iface, REFGUID guid_service,
REFIID riid, void **ppv)
{
Client *This = impl_from_Client_ServiceProvider(iface);
TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guid_service), debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(guid_service, &IIS_IsOleaccProxy))
return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
return E_INVALIDARG;
}
static const IServiceProviderVtbl ClientServiceProviderVtbl = {
Client_ServiceProvider_QueryInterface,
Client_ServiceProvider_AddRef,
Client_ServiceProvider_Release,
Client_ServiceProvider_QueryService
};
static void edit_init(Client *client)
{
client->role = ROLE_SYSTEM_TEXT;
}
static HRESULT edit_get_state(Client *client, VARIANT id, VARIANT *state)
{
HRESULT hres;
LONG style;
hres = client_get_state(client, id, state);
if(FAILED(hres))
return hres;
assert(V_VT(state) == VT_I4);
style = GetWindowLongW(client->hwnd, GWL_STYLE);
if(style & ES_READONLY)
V_I4(state) |= STATE_SYSTEM_READONLY;
if(style & ES_PASSWORD)
V_I4(state) |= STATE_SYSTEM_PROTECTED;
return S_OK;
}
/*
* Edit control objects have their name property defined by the first static
* text control preceding them in the order of window creation. If one is not
* found, the edit has no name property. In the case of the keyboard shortcut
* property, the first preceding visible static text control is used.
*/
static HWND edit_find_label(HWND hwnd, BOOL visible)
{
HWND cur;
for(cur = hwnd; cur; cur = GetWindow(cur, GW_HWNDPREV)) {
WCHAR class_name[64];
if(!RealGetWindowClassW(cur, class_name, ARRAY_SIZE(class_name)))
continue;
if(!wcsicmp(class_name, WC_STATICW)) {
if(visible && !(GetWindowLongW(cur, GWL_STYLE) & WS_VISIBLE))
continue;
else
break;
}
}
return cur;
}
static HRESULT edit_get_name(Client *client, VARIANT id, BSTR *name)
{
HWND label;
if(convert_child_id(&id) != CHILDID_SELF || !IsWindow(client->hwnd))
return E_INVALIDARG;
label = edit_find_label(client->hwnd, FALSE);
if(!label)
return S_FALSE;
return win_get_name(label, name);
}
static HRESULT edit_get_kbd_shortcut(Client *client, VARIANT id, BSTR *shortcut)
{
HWND label;
if(convert_child_id(&id) != CHILDID_SELF)
return E_INVALIDARG;
label = edit_find_label(client->hwnd, TRUE);
if(!label)
return S_FALSE;
return win_get_kbd_shortcut(label, shortcut);
}
static HRESULT edit_get_value(Client *client, VARIANT id, BSTR *value_out)
{
WCHAR *buf;
UINT len;
if(convert_child_id(&id) != CHILDID_SELF)
return E_INVALIDARG;
if(GetWindowLongW(client->hwnd, GWL_STYLE) & ES_PASSWORD)
return E_ACCESSDENIED;
len = SendMessageW(client->hwnd, WM_GETTEXTLENGTH, 0, 0);
buf = heap_alloc_zero((len + 1) * sizeof(*buf));
if(!buf)
return E_OUTOFMEMORY;
SendMessageW(client->hwnd, WM_GETTEXT, len + 1, (LPARAM)buf);
*value_out = SysAllocString(buf);
heap_free(buf);
return S_OK;
}
static HRESULT edit_put_value(Client *client, VARIANT id, BSTR value)
{
if(convert_child_id(&id) != CHILDID_SELF || !IsWindow(client->hwnd))
return E_INVALIDARG;
SendMessageW(client->hwnd, WM_SETTEXT, 0, (LPARAM)value);
return S_OK;
}
static const win_class_vtbl edit_vtbl = {
edit_init,
edit_get_state,
edit_get_name,
edit_get_kbd_shortcut,
edit_get_value,
edit_put_value,
};
static const struct win_class_data classes[] = {
{WC_LISTBOXW, 0x10000, TRUE},
{L"#32768", 0x10001, TRUE}, /* menu */
{WC_BUTTONW, 0x10002, TRUE},
{WC_STATICW, 0x10003, TRUE},
{WC_EDITW, 0x10004, FALSE, &edit_vtbl},
{WC_COMBOBOXW, 0x10005, TRUE},
{L"#32770", 0x10006, TRUE}, /* dialog */
{L"#32771", 0x10007, TRUE}, /* winswitcher */
{L"MDIClient", 0x10008, TRUE},
{L"#32769", 0x10009, TRUE}, /* desktop */
{WC_SCROLLBARW, 0x1000a, TRUE},
{STATUSCLASSNAMEW, 0x1000b, TRUE},
{TOOLBARCLASSNAMEW, 0x1000c, TRUE},
{PROGRESS_CLASSW, 0x1000d, TRUE},
{ANIMATE_CLASSW, 0x1000e, TRUE},
{WC_TABCONTROLW, 0x1000f, TRUE},
{HOTKEY_CLASSW, 0x10010, TRUE},
{WC_HEADERW, 0x10011, TRUE},
{TRACKBAR_CLASSW, 0x10012, TRUE},
{WC_LISTVIEWW, 0x10013, TRUE},
{UPDOWN_CLASSW, 0x10016, TRUE},
{TOOLTIPS_CLASSW, 0x10018, TRUE},
{WC_TREEVIEWW, 0x10019, TRUE},
{DATETIMEPICK_CLASSW, 0, TRUE},
{WC_IPADDRESSW, 0, TRUE},
{L"RICHEDIT", 0x1001c, TRUE},
{L"RichEdit20A", 0, TRUE},
{L"RichEdit20W", 0, TRUE},
{NULL}
};
HRESULT create_client_object(HWND hwnd, const IID *iid, void **obj)
{
const struct win_class_data *data;
Client *client;
HRESULT hres = S_OK;
if(!IsWindow(hwnd))
return E_FAIL;
client = heap_alloc_zero(sizeof(Client));
if(!client)
return E_OUTOFMEMORY;
data = find_class_data(hwnd, classes);
client->IAccessible_iface.lpVtbl = &ClientVtbl;
client->IOleWindow_iface.lpVtbl = &ClientOleWindowVtbl;
client->IEnumVARIANT_iface.lpVtbl = &ClientEnumVARIANTVtbl;
client->IServiceProvider_iface.lpVtbl = &ClientServiceProviderVtbl;
client->ref = 1;
client->hwnd = hwnd;
client->enum_pos = 0;
client->role = ROLE_SYSTEM_CLIENT;
if(data)
client->vtbl = data->vtbl;
if(client->vtbl && client->vtbl->init)
client->vtbl->init(client);
hres = IAccessible_QueryInterface(&client->IAccessible_iface, iid, obj);
IAccessible_Release(&client->IAccessible_iface);
return hres;
}
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