reactos/dll/win32/comdlg32/autocomp.cpp

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/*
* PROJECT: ReactOS Common Dialogs
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Implement auto-completion for comdlg32
* COPYRIGHT: Copyright 2021 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
*/
#include "precomp.h"
WINE_DEFAULT_DEBUG_CHANNEL(commdlg);
EXTERN_C HRESULT
DoInitAutoCompleteWithCWD(FileOpenDlgInfos *pInfo, HWND hwndEdit)
{
pInfo->pvCWD = pInfo->pvDropDown = pInfo->pvACList = NULL;
WCHAR szClass[32];
GetClassNameW(hwndEdit, szClass, _countof(szClass));
if (lstrcmpiW(szClass, WC_COMBOBOXW) == 0)
{
COMBOBOXINFO info = { sizeof(info) };
GetComboBoxInfo(hwndEdit, &info);
hwndEdit = info.hwndItem;
}
else if (lstrcmpiW(szClass, WC_COMBOBOXEXW) == 0)
{
hwndEdit = (HWND)SendMessageW(hwndEdit, CBEM_GETEDITCONTROL, 0, 0);
}
IACList2 *pACList = NULL;
HRESULT hr = CoCreateInstance(CLSID_ACListISF, NULL, CLSCTX_INPROC_SERVER,
IID_IACList2, reinterpret_cast<LPVOID *>(&pACList));
if (FAILED(hr))
{
TRACE("CoCreateInstance(CLSID_ACListISF): 0x%08lX\n", hr);
return hr;
}
pInfo->pvACList = static_cast<LPVOID>(pACList);
IAutoComplete2 *pAC = NULL;
hr = CoCreateInstance(CLSID_AutoComplete, NULL, CLSCTX_INPROC_SERVER,
IID_IAutoComplete2, reinterpret_cast<LPVOID *>(&pAC));
if (SUCCEEDED(hr))
{
pAC->Init(hwndEdit, pACList, NULL, NULL);
pAC->SetOptions(ACO_AUTOSUGGEST);
pAC->QueryInterface(IID_IAutoCompleteDropDown, &pInfo->pvDropDown);
pAC->Release();
}
else
{
TRACE("CoCreateInstance(CLSID_AutoComplete): 0x%08lX\n", hr);
pACList->Release();
pInfo->pvACList = NULL;
return hr;
}
pACList->QueryInterface(IID_ICurrentWorkingDirectory, &pInfo->pvCWD);
return hr;
}
EXTERN_C HRESULT
DoUpdateAutoCompleteWithCWD(const FileOpenDlgInfos *info, LPCITEMIDLIST pidl)
{
FileOpenDlgInfos *pInfo = const_cast<FileOpenDlgInfos*>(info);
if (!pInfo)
return E_POINTER;
ICurrentWorkingDirectory* pCWD =
reinterpret_cast<ICurrentWorkingDirectory*>(pInfo->pvCWD);
IAutoCompleteDropDown* pDropDown =
reinterpret_cast<IAutoCompleteDropDown*>(pInfo->pvDropDown);
IACList2* pACList = static_cast<IACList2*>(pInfo->pvACList);
WCHAR szPath[MAX_PATH];
if (!pidl || !SHGetPathFromIDListW(pidl, szPath))
{
GetCurrentDirectoryW(_countof(szPath), szPath);
}
if (pCWD)
pCWD->SetDirectory(szPath);
if (pDropDown)
pDropDown->ResetEnumerator();
if (pACList)
pACList->Expand(L"");
return S_OK;
}
EXTERN_C HRESULT
DoReleaseAutoCompleteWithCWD(FileOpenDlgInfos *pInfo)
{
if (!pInfo)
return E_POINTER;
ICurrentWorkingDirectory* pCWD =
reinterpret_cast<ICurrentWorkingDirectory*>(pInfo->pvCWD);
if (pCWD)
pCWD->Release();
IAutoCompleteDropDown* pDropDown =
reinterpret_cast<IAutoCompleteDropDown*>(pInfo->pvDropDown);
if (pDropDown)
pDropDown->Release();
IACList2 *pACList = static_cast<IACList2*>(pInfo->pvACList);
if (pACList)
pACList->Release();
pInfo->pvCWD = pInfo->pvDropDown = pInfo->pvACList = NULL;
return S_OK;
}