reactos/dll/win32/shell32/CFolderItems.cpp

307 lines
6.7 KiB
C++

/*
* PROJECT: shell32
* LICENSE: LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
* PURPOSE: FolderItem(s) implementation
* COPYRIGHT: Copyright 2015-2018 Mark Jansen (mark.jansen@reactos.org)
*/
#include "precomp.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
CFolderItem::CFolderItem()
{
}
CFolderItem::~CFolderItem()
{
}
HRESULT CFolderItem::Initialize(Folder* folder, LPITEMIDLIST idlist)
{
m_idlist.Attach(ILClone(idlist));
m_Folder = folder;
return S_OK;
}
// *** FolderItem methods ***
HRESULT STDMETHODCALLTYPE CFolderItem::get_Application(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
return m_Folder->get_Application(ppid);
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_Parent(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
if (ppid)
{
*ppid = m_Folder;
(*ppid)->AddRef();
}
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_Name(BSTR *pbs)
{
TRACE("(%p, %p)\n", this, pbs);
*pbs = NULL;
CComPtr<IShellFolder2> Parent;
LPCITEMIDLIST last_part;
HRESULT hr = SHBindToParent(m_idlist, IID_PPV_ARG(IShellFolder2, &Parent), &last_part);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
STRRET strret;
hr = Parent->GetDisplayNameOf(last_part, SHGDN_INFOLDER, &strret);
if (!FAILED_UNEXPECTEDLY(hr))
hr = StrRetToBSTR(&strret, last_part, pbs);
return hr;
}
HRESULT STDMETHODCALLTYPE CFolderItem::put_Name(BSTR bs)
{
TRACE("(%p, %s)\n", this, wine_dbgstr_w(bs));
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_Path(BSTR *pbs)
{
CComPtr<IShellFolder> psfDesktop;
HRESULT hr = SHGetDesktopFolder(&psfDesktop);
if (!SUCCEEDED(hr))
return hr;
STRRET strret;
hr = psfDesktop->GetDisplayNameOf(m_idlist, SHGDN_FORPARSING, &strret);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
return StrRetToBSTR(&strret, NULL, pbs);
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_GetLink(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_GetFolder(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_IsLink(VARIANT_BOOL *pb)
{
TRACE("(%p, %p)\n", this, pb);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_IsFolder(VARIANT_BOOL *pb)
{
TRACE("(%p, %p)\n", this, pb);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_IsFileSystem(VARIANT_BOOL *pb)
{
TRACE("(%p, %p)\n", this, pb);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_IsBrowsable(VARIANT_BOOL *pb)
{
TRACE("(%p, %p)\n", this, pb);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_ModifyDate(DATE *pdt)
{
TRACE("(%p, %p)\n", this, pdt);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::put_ModifyDate(DATE dt)
{
TRACE("(%p, %f)\n", this, dt);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_Size(LONG *pul)
{
TRACE("(%p, %p)\n", this, pul);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::get_Type(BSTR *pbs)
{
TRACE("(%p, %p)\n", this, pbs);
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItem::Verbs(FolderItemVerbs **ppfic)
{
if (!ppfic)
return E_POINTER;
CFolderItemVerbs* verbs = new CComObject<CFolderItemVerbs>();
HRESULT hr = verbs->Init(m_idlist);
if (FAILED_UNEXPECTEDLY(hr))
{
delete verbs;
return hr;
}
verbs->AddRef();
*ppfic = verbs;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CFolderItem::InvokeVerb(VARIANT vVerb)
{
TRACE("(%p, %s)\n", this, wine_dbgstr_variant(&vVerb));
return E_NOTIMPL;
}
CFolderItems::CFolderItems()
:m_Count(-1)
{
}
CFolderItems::~CFolderItems()
{
}
HRESULT CFolderItems::Initialize(LPITEMIDLIST idlist, Folder* parent)
{
CComPtr<IShellFolder> psfDesktop, psfTarget;
m_idlist.Attach(ILClone(idlist));
HRESULT hr = SHGetDesktopFolder(&psfDesktop);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
hr = psfDesktop->BindToObject(m_idlist, NULL, IID_PPV_ARG(IShellFolder, &psfTarget));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
hr = psfTarget->EnumObjects(NULL, SHCONTF_FOLDERS | SHCONTF_NONFOLDERS, &m_EnumIDList);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
m_Folder = parent;
return S_OK;
}
// *** FolderItems methods ***
HRESULT STDMETHODCALLTYPE CFolderItems::get_Count(long *plCount)
{
if (!m_EnumIDList)
return E_FAIL;
if (!plCount)
return E_POINTER;
if (m_Count == -1)
{
long count = 0;
HRESULT hr = m_EnumIDList->Reset();
if (FAILED_UNEXPECTEDLY(hr))
return hr;
CComHeapPtr<ITEMIDLIST> Pidl;
while ((hr = m_EnumIDList->Next(1, &Pidl, 0)) != S_FALSE)
{
count++;
Pidl.Free();
}
m_Count = count;
}
*plCount = m_Count;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CFolderItems::get_Application(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
return m_Folder->get_Application(ppid);
}
HRESULT STDMETHODCALLTYPE CFolderItems::get_Parent(IDispatch **ppid)
{
TRACE("(%p, %p)\n", this, ppid);
if (ppid)
*ppid = NULL;
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItems::Item(VARIANT var, FolderItem **ppid)
{
CComVariant index;
HRESULT hr;
if (!m_EnumIDList)
return E_FAIL;
hr = VariantCopyInd(&index, &var);
if (FAILED(hr))
return hr;
if (V_VT(&index) == VT_I2)
VariantChangeType(&index, &index, 0, VT_I4);
if (V_VT(&index) == VT_I4)
{
ULONG count = V_UI4(&index);
hr = m_EnumIDList->Reset();
if (FAILED_UNEXPECTEDLY(hr))
return hr;
hr = m_EnumIDList->Skip(count);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
CComHeapPtr<ITEMIDLIST> spPidl;
hr = m_EnumIDList->Next(1, &spPidl, 0);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
hr = ShellObjectCreatorInit<CFolderItem>(m_Folder, static_cast<LPITEMIDLIST>(spPidl), IID_PPV_ARG(FolderItem, ppid));
if (FAILED_UNEXPECTEDLY(hr))
return hr;
return hr;
}
else if (V_VT(&index) == VT_BSTR)
{
if (!V_BSTR(&index))
return S_FALSE;
hr = m_Folder->ParseName(V_BSTR(&index), ppid);
if (FAILED_UNEXPECTEDLY(hr))
return hr;
return hr;
}
FIXME("Index type %d not handled.\n", V_VT(&index));
return E_NOTIMPL;
}
HRESULT STDMETHODCALLTYPE CFolderItems::_NewEnum(IUnknown **ppunk)
{
return ShellObjectCreatorInit<CFolderItems>(static_cast<LPITEMIDLIST>(m_idlist), m_Folder, IID_FolderItems, reinterpret_cast<void**>(ppunk));
}