wine/dlls/shdocvw/taskbarlist.c

168 lines
4.3 KiB
C

/*
* Copyright 2009 Henri Verbeet 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 "wine/port.h"
#include "wine/debug.h"
#include "shdocvw.h"
WINE_DEFAULT_DEBUG_CHANNEL(shdocvw);
struct taskbar_list
{
const struct ITaskbarListVtbl *lpVtbl;
LONG refcount;
};
/* IUnknown methods */
static HRESULT STDMETHODCALLTYPE taskbar_list_QueryInterface(ITaskbarList *iface, REFIID riid, void **object)
{
TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
if (IsEqualGUID(riid, &IID_ITaskbarList)
|| IsEqualGUID(riid, &IID_IUnknown))
{
IUnknown_AddRef(iface);
*object = iface;
return S_OK;
}
WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
*object = NULL;
return E_NOINTERFACE;
}
static ULONG STDMETHODCALLTYPE taskbar_list_AddRef(ITaskbarList *iface)
{
struct taskbar_list *This = (struct taskbar_list *)iface;
ULONG refcount = InterlockedIncrement(&This->refcount);
TRACE("%p increasing refcount to %u\n", This, refcount);
return refcount;
}
static ULONG STDMETHODCALLTYPE taskbar_list_Release(ITaskbarList *iface)
{
struct taskbar_list *This = (struct taskbar_list *)iface;
ULONG refcount = InterlockedDecrement(&This->refcount);
TRACE("%p decreasing refcount to %u\n", This, refcount);
if (!refcount)
{
HeapFree(GetProcessHeap(), 0, This);
SHDOCVW_UnlockModule();
}
return refcount;
}
/* ITaskbarList methods */
static HRESULT STDMETHODCALLTYPE taskbar_list_HrInit(ITaskbarList *iface)
{
FIXME("iface %p stub!\n", iface);
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE taskbar_list_AddTab(ITaskbarList *iface, HWND hwnd)
{
FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE taskbar_list_DeleteTab(ITaskbarList *iface, HWND hwnd)
{
FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE taskbar_list_ActivateTab(ITaskbarList *iface, HWND hwnd)
{
FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
return E_NOTIMPL;
}
static HRESULT STDMETHODCALLTYPE taskbar_list_SetActiveAlt(ITaskbarList *iface, HWND hwnd)
{
FIXME("iface %p, hwnd %p stub!\n", iface, hwnd);
return E_NOTIMPL;
}
static const struct ITaskbarListVtbl taskbar_list_vtbl =
{
/* IUnknown methods */
taskbar_list_QueryInterface,
taskbar_list_AddRef,
taskbar_list_Release,
/* ITaskbarList methods */
taskbar_list_HrInit,
taskbar_list_AddTab,
taskbar_list_DeleteTab,
taskbar_list_ActivateTab,
taskbar_list_SetActiveAlt,
};
HRESULT TaskbarList_Create(IUnknown *outer, REFIID riid, void **taskbar_list)
{
struct taskbar_list *object;
HRESULT hr;
TRACE("outer %p, riid %s, taskbar_list %p\n", outer, debugstr_guid(riid), taskbar_list);
if (outer)
{
WARN("Aggregation not supported\n");
*taskbar_list = NULL;
return CLASS_E_NOAGGREGATION;
}
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
if (!object)
{
ERR("Failed to allocate taskbar list object memory\n");
*taskbar_list = NULL;
return E_OUTOFMEMORY;
}
object->lpVtbl = &taskbar_list_vtbl;
object->refcount = 0;
TRACE("Created ITaskbarList %p\n", object);
hr = ITaskbarList_QueryInterface((ITaskbarList *)object, riid, taskbar_list);
if (FAILED(hr))
{
HeapFree(GetProcessHeap(), 0, object);
return hr;
}
SHDOCVW_LockModule();
return S_OK;
}