window.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 "commctrl.h"
 
#include "wine/debug.h"
#include "wine/heap.h"
 
WINE_DEFAULT_DEBUG_CHANNEL(oleacc);
 
typedef struct {
    IAccessible IAccessible_iface;
    IOleWindow IOleWindow_iface;
    IEnumVARIANT IEnumVARIANT_iface;
    IServiceProvider IServiceProvider_iface;
 
    LONG ref;
 
    HWND hwnd;
} Window;
 
static inline Window* impl_from_Window(IAccessible *iface)
{
    return CONTAINING_RECORD(iface, Window, IAccessible_iface);
}
 
static HRESULT WINAPI Window_QueryInterface(IAccessible *iface, REFIID riid, void **ppv)
{
    Window *This = impl_from_Window(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 Window_AddRef(IAccessible *iface)
{
    Window *This = impl_from_Window(iface);
    ULONG ref = InterlockedIncrement(&This->ref);
 
    TRACE("(%p) ref = %lu\n", This, ref);
    return ref;
}
 
static ULONG WINAPI Window_Release(IAccessible *iface)
{
    Window *This = impl_from_Window(iface);
    ULONG ref = InterlockedDecrement(&This->ref);
 
    TRACE("(%p) ref = %lu\n", This, ref);
 
    if(!ref)
        heap_free(This);
    return ref;
}
 
static HRESULT WINAPI Window_GetTypeInfoCount(IAccessible *iface, UINT *pctinfo)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p)\n", This, pctinfo);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_GetTypeInfo(IAccessible *iface,
        UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%u %lx %p)\n", This, iTInfo, lcid, ppTInfo);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_GetIDsOfNames(IAccessible *iface, REFIID riid,
        LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p %u %lx %p)\n", This, debugstr_guid(riid),
            rgszNames, cNames, lcid, rgDispId);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_Invoke(IAccessible *iface, DISPID dispIdMember,
        REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
        VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
    Window *This = impl_from_Window(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 Window_get_accParent(IAccessible *iface, IDispatch **ppdispParent)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p)\n", This, ppdispParent);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accChildCount(IAccessible *iface, LONG *pcountChildren)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p)\n", This, pcountChildren);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accChild(IAccessible *iface,
        VARIANT varChildID, IDispatch **ppdispChild)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varChildID), ppdispChild);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accName(IAccessible *iface, VARIANT varID, BSTR *pszName)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszName);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accValue(IAccessible *iface, VARIANT varID, BSTR *pszValue)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszValue);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accDescription(IAccessible *iface,
        VARIANT varID, BSTR *pszDescription)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDescription);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accRole(IAccessible *iface, VARIANT varID, VARIANT *pvarRole)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pvarRole);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accState(IAccessible *iface, VARIANT varID, VARIANT *pvarState)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pvarState);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accHelp(IAccessible *iface, VARIANT varID, BSTR *pszHelp)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszHelp);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accHelpTopic(IAccessible *iface,
        BSTR *pszHelpFile, VARIANT varID, LONG *pidTopic)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p %s %p)\n", This, pszHelpFile, debugstr_variant(&varID), pidTopic);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accKeyboardShortcut(IAccessible *iface,
        VARIANT varID, BSTR *pszKeyboardShortcut)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszKeyboardShortcut);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accFocus(IAccessible *iface, VARIANT *pvarID)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p)\n", This, pvarID);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accSelection(IAccessible *iface, VARIANT *pvarID)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p)\n", This, pvarID);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_get_accDefaultAction(IAccessible *iface,
        VARIANT varID, BSTR *pszDefaultAction)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_variant(&varID), pszDefaultAction);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_accSelect(IAccessible *iface, LONG flagsSelect, VARIANT varID)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%lx %s)\n", This, flagsSelect, debugstr_variant(&varID));
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_accLocation(IAccessible *iface, LONG *pxLeft,
        LONG *pyTop, LONG *pcxWidth, LONG *pcyHeight, VARIANT varID)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%p %p %p %p %s)\n", This, pxLeft, pyTop,
            pcxWidth, pcyHeight, debugstr_variant(&varID));
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_accNavigate(IAccessible *iface,
        LONG navDir, VARIANT varStart, VARIANT *pvarEnd)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%ld %s %p)\n", This, navDir, debugstr_variant(&varStart), pvarEnd);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_accHitTest(IAccessible *iface, LONG x, LONG y, VARIANT *v)
{
    Window *This = impl_from_Window(iface);
    IDispatch *disp;
    POINT pt;
    HRESULT hr;
    RECT rect;
 
    TRACE("(%p)->(%ld %ld %p)\n", This, x, y, v);
 
    V_VT(v) = VT_EMPTY;
    if (!GetClientRect(This->hwnd, &rect))
        return E_FAIL;
    if (!ClientToScreen(This->hwnd, (POINT*)&rect) ||
            !ClientToScreen(This->hwnd, &((POINT*)&rect)[1]))
        return E_FAIL;
    pt.x = x;
    pt.y = y;
    if (PtInRect(&rect, pt))
    {
        hr = AccessibleObjectFromWindow(This->hwnd, OBJID_CLIENT, &IID_IDispatch, (void**)&disp);
        if (FAILED(hr))
            return hr;
        if (!disp)
            return E_FAIL;
 
        V_VT(v) = VT_DISPATCH;
        V_DISPATCH(v) = disp;
        return S_OK;
    }
 
    FIXME("non-client area not handled yet\n");
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_accDoDefaultAction(IAccessible *iface, VARIANT varID)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s)\n", This, debugstr_variant(&varID));
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_put_accName(IAccessible *iface, VARIANT varID, BSTR pszName)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %s)\n", This, debugstr_variant(&varID), debugstr_w(pszName));
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_put_accValue(IAccessible *iface, VARIANT varID, BSTR pszValue)
{
    Window *This = impl_from_Window(iface);
    FIXME("(%p)->(%s %s)\n", This, debugstr_variant(&varID), debugstr_w(pszValue));
    return E_NOTIMPL;
}
 
static const IAccessibleVtbl WindowVtbl = {
    Window_QueryInterface,
    Window_AddRef,
    Window_Release,
    Window_GetTypeInfoCount,
    Window_GetTypeInfo,
    Window_GetIDsOfNames,
    Window_Invoke,
    Window_get_accParent,
    Window_get_accChildCount,
    Window_get_accChild,
    Window_get_accName,
    Window_get_accValue,
    Window_get_accDescription,
    Window_get_accRole,
    Window_get_accState,
    Window_get_accHelp,
    Window_get_accHelpTopic,
    Window_get_accKeyboardShortcut,
    Window_get_accFocus,
    Window_get_accSelection,
    Window_get_accDefaultAction,
    Window_accSelect,
    Window_accLocation,
    Window_accNavigate,
    Window_accHitTest,
    Window_accDoDefaultAction,
    Window_put_accName,
    Window_put_accValue
};
 
static inline Window* impl_from_Window_OleWindow(IOleWindow *iface)
{
    return CONTAINING_RECORD(iface, Window, IOleWindow_iface);
}
 
static HRESULT WINAPI Window_OleWindow_QueryInterface(IOleWindow *iface, REFIID riid, void **ppv)
{
    Window *This = impl_from_Window_OleWindow(iface);
    return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
 
static ULONG WINAPI Window_OleWindow_AddRef(IOleWindow *iface)
{
    Window *This = impl_from_Window_OleWindow(iface);
    return IAccessible_AddRef(&This->IAccessible_iface);
}
 
static ULONG WINAPI Window_OleWindow_Release(IOleWindow *iface)
{
    Window *This = impl_from_Window_OleWindow(iface);
    return IAccessible_Release(&This->IAccessible_iface);
}
 
static HRESULT WINAPI Window_OleWindow_GetWindow(IOleWindow *iface, HWND *hwnd)
{
    Window *This = impl_from_Window_OleWindow(iface);
 
    TRACE("(%p)->(%p)\n", This, hwnd);
 
    *hwnd = This->hwnd;
    return S_OK;
}
 
static HRESULT WINAPI Window_OleWindow_ContextSensitiveHelp(IOleWindow *iface, BOOL fEnterMode)
{
    Window *This = impl_from_Window_OleWindow(iface);
    FIXME("(%p)->(%x)\n", This, fEnterMode);
    return E_NOTIMPL;
}
 
static const IOleWindowVtbl WindowOleWindowVtbl = {
    Window_OleWindow_QueryInterface,
    Window_OleWindow_AddRef,
    Window_OleWindow_Release,
    Window_OleWindow_GetWindow,
    Window_OleWindow_ContextSensitiveHelp
};
 
static inline Window* impl_from_Window_EnumVARIANT(IEnumVARIANT *iface)
{
    return CONTAINING_RECORD(iface, Window, IEnumVARIANT_iface);
}
 
static HRESULT WINAPI Window_EnumVARIANT_QueryInterface(IEnumVARIANT *iface, REFIID riid, void **ppv)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
 
static ULONG WINAPI Window_EnumVARIANT_AddRef(IEnumVARIANT *iface)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    return IAccessible_AddRef(&This->IAccessible_iface);
}
 
static ULONG WINAPI Window_EnumVARIANT_Release(IEnumVARIANT *iface)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    return IAccessible_Release(&This->IAccessible_iface);
}
 
static HRESULT WINAPI Window_EnumVARIANT_Next(IEnumVARIANT *iface,
        ULONG celt, VARIANT *rgVar, ULONG *pCeltFetched)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    FIXME("(%p)->(%lu %p %p)\n", This, celt, rgVar, pCeltFetched);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_EnumVARIANT_Skip(IEnumVARIANT *iface, ULONG celt)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    FIXME("(%p)->(%lu)\n", This, celt);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_EnumVARIANT_Reset(IEnumVARIANT *iface)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI Window_EnumVARIANT_Clone(IEnumVARIANT *iface, IEnumVARIANT **ppEnum)
{
    Window *This = impl_from_Window_EnumVARIANT(iface);
    FIXME("(%p)->(%p)\n", This, ppEnum);
    return E_NOTIMPL;
}
 
static const IEnumVARIANTVtbl WindowEnumVARIANTVtbl = {
    Window_EnumVARIANT_QueryInterface,
    Window_EnumVARIANT_AddRef,
    Window_EnumVARIANT_Release,
    Window_EnumVARIANT_Next,
    Window_EnumVARIANT_Skip,
    Window_EnumVARIANT_Reset,
    Window_EnumVARIANT_Clone
};
 
static inline Window* impl_from_Window_ServiceProvider(IServiceProvider *iface)
{
    return CONTAINING_RECORD(iface, Window, IServiceProvider_iface);
}
 
static HRESULT WINAPI Window_ServiceProvider_QueryInterface(IServiceProvider *iface, REFIID riid, void **ppv)
{
    Window *This = impl_from_Window_ServiceProvider(iface);
    return IAccessible_QueryInterface(&This->IAccessible_iface, riid, ppv);
}
 
static ULONG WINAPI Window_ServiceProvider_AddRef(IServiceProvider *iface)
{
    Window *This = impl_from_Window_ServiceProvider(iface);
    return IAccessible_AddRef(&This->IAccessible_iface);
}
 
static ULONG WINAPI Window_ServiceProvider_Release(IServiceProvider *iface)
{
    Window *This = impl_from_Window_ServiceProvider(iface);
    return IAccessible_Release(&This->IAccessible_iface);
}
 
static HRESULT WINAPI Window_ServiceProvider_QueryService(IServiceProvider *iface, REFGUID guid_service,
        REFIID riid, void **ppv)
{
    Window *This = impl_from_Window_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 WindowServiceProviderVtbl = {
    Window_ServiceProvider_QueryInterface,
    Window_ServiceProvider_AddRef,
    Window_ServiceProvider_Release,
    Window_ServiceProvider_QueryService
};
 
static const struct win_class_data classes[] = {
    {WC_LISTBOXW,           0x10000, TRUE},
    {L"#32768",             0x10001, TRUE}, /* menu */
    {NULL}
};
 
HRESULT create_window_object(HWND hwnd, const IID *iid, void **obj)
{
    Window *window;
    HRESULT hres;
 
    if(!IsWindow(hwnd))
        return E_FAIL;
 
    window = heap_alloc_zero(sizeof(Window));
    if(!window)
        return E_OUTOFMEMORY;
 
    find_class_data(hwnd, classes);
 
    window->IAccessible_iface.lpVtbl = &WindowVtbl;
    window->IOleWindow_iface.lpVtbl = &WindowOleWindowVtbl;
    window->IEnumVARIANT_iface.lpVtbl = &WindowEnumVARIANTVtbl;
    window->IServiceProvider_iface.lpVtbl = &WindowServiceProviderVtbl;
    window->ref = 1;
    window->hwnd = hwnd;
 
    hres = IAccessible_QueryInterface(&window->IAccessible_iface, iid, obj);
    IAccessible_Release(&window->IAccessible_iface);
    return hres;
}