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d9e7c48c1a
Create Fonts\desktop.ini when registering the shell ext Also list the shell extension as needing to be registered at install CORE-14690
366 lines
9.3 KiB
C++
366 lines
9.3 KiB
C++
/*
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* PROJECT: ReactOS Font Shell Extension
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: CFontExt implementation
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* COPYRIGHT: Copyright 2019 Mark Jansen (mark.jansen@reactos.org)
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*/
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#include "precomp.h"
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WINE_DEFAULT_DEBUG_CHANNEL(fontext);
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struct FolderViewColumns
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{
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int iResource;
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DWORD dwDefaultState;
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int cxChar;
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int fmt;
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};
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static FolderViewColumns g_ColumnDefs[] =
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{
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{ IDS_COL_NAME, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, 25, LVCFMT_LEFT },
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};
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// Should fix our headers..
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EXTERN_C HRESULT WINAPI SHCreateFileExtractIconW(LPCWSTR pszPath, DWORD dwFileAttributes, REFIID riid, void **ppv);
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// Helper functions to translate a guid to a readable name
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bool GetInterfaceName(const WCHAR* InterfaceString, WCHAR* buf, size_t size)
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{
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WCHAR LocalBuf[100];
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DWORD dwType = 0, dwDataSize = size * sizeof(WCHAR);
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if (!SUCCEEDED(StringCchPrintfW(LocalBuf, _countof(LocalBuf), L"Interface\\%s", InterfaceString)))
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return false;
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return RegGetValueW(HKEY_CLASSES_ROOT, LocalBuf, NULL, RRF_RT_REG_SZ, &dwType, buf, &dwDataSize) == ERROR_SUCCESS;
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}
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WCHAR* g2s(REFCLSID iid)
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{
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static WCHAR buf[2][300];
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static int idx = 0;
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idx ^= 1;
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LPOLESTR tmp;
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HRESULT hr = ProgIDFromCLSID(iid, &tmp);
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if (SUCCEEDED(hr))
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{
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wcscpy(buf[idx], tmp);
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CoTaskMemFree(tmp);
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return buf[idx];
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}
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StringFromGUID2(iid, buf[idx], _countof(buf[idx]));
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if (GetInterfaceName(buf[idx], buf[idx], _countof(buf[idx])))
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{
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return buf[idx];
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}
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StringFromGUID2(iid, buf[idx], _countof(buf[idx]));
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return buf[idx];
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}
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CFontExt::CFontExt()
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{
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InterlockedIncrement(&g_ModuleRefCnt);
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}
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CFontExt::~CFontExt()
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{
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InterlockedDecrement(&g_ModuleRefCnt);
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}
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// *** IShellFolder2 methods ***
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STDMETHODIMP CFontExt::GetDefaultSearchGUID(GUID *lpguid)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::EnumSearches(IEnumExtraSearch **ppenum)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::GetDefaultColumn(DWORD dwReserved, ULONG *pSort, ULONG *pDisplay)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::GetDefaultColumnState(UINT iColumn, SHCOLSTATEF *pcsFlags)
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{
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if (!pcsFlags || iColumn >= _countof(g_ColumnDefs))
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return E_INVALIDARG;
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*pcsFlags = g_ColumnDefs[iColumn].dwDefaultState;
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return S_OK;
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}
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STDMETHODIMP CFontExt::GetDetailsEx(PCUITEMID_CHILD pidl, const SHCOLUMNID *pscid, VARIANT *pv)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::GetDetailsOf(PCUITEMID_CHILD pidl, UINT iColumn, SHELLDETAILS *psd)
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{
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if (iColumn >= _countof(g_ColumnDefs))
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return E_FAIL;
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psd->cxChar = g_ColumnDefs[iColumn].cxChar;
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psd->fmt = g_ColumnDefs[iColumn].fmt;
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// No item requested, so return the column name
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if (pidl == NULL)
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{
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return SHSetStrRet(&psd->str, _AtlBaseModule.GetResourceInstance(), g_ColumnDefs[iColumn].iResource);
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}
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// Validate that this pidl is the last one
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PCUIDLIST_RELATIVE curpidl = ILGetNext(pidl);
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if (curpidl->mkid.cb != 0)
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{
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ERR("ERROR, unhandled PIDL!\n");
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return E_FAIL;
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}
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switch (iColumn)
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{
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case 0: /* Name, ReactOS specific? */
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return GetDisplayNameOf(pidl, 0, &psd->str);
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default:
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break;
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}
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UNIMPLEMENTED;
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::MapColumnToSCID(UINT iColumn, SHCOLUMNID *pscid)
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{
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//ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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// *** IShellFolder2 methods ***
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STDMETHODIMP CFontExt::ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, DWORD *pchEaten, PIDLIST_RELATIVE *ppidl, DWORD *pdwAttributes)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::EnumObjects(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList)
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{
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return _CEnumFonts_CreateInstance(this, dwFlags, IID_PPV_ARG(IEnumIDList, ppEnumIDList));
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}
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STDMETHODIMP CFontExt::BindToObject(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut)
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{
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ERR("%s(riid=%S) UNIMPLEMENTED\n", __FUNCTION__, g2s(riid));
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::BindToStorage(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::CompareIDs(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2)
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{
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const FontPidlEntry* fontEntry1 = _FontFromIL(pidl1);
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const FontPidlEntry* fontEntry2 = _FontFromIL(pidl2);
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if (!fontEntry1 || !fontEntry2)
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return E_INVALIDARG;
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int result = (int)fontEntry1->Index - (int)fontEntry2->Index;
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return MAKE_COMPARE_HRESULT(result);
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}
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STDMETHODIMP CFontExt::CreateViewObject(HWND hwndOwner, REFIID riid, LPVOID *ppvOut)
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{
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HRESULT hr = E_NOINTERFACE;
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*ppvOut = NULL;
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if (IsEqualIID(riid, IID_IDropTarget))
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{
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// Needed to drop files into the fonts folder, we should probably install them?
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ERR("IDropTarget not implemented\n");
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hr = E_NOTIMPL;
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}
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else if (IsEqualIID(riid, IID_IContextMenu))
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{
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ERR("IContextMenu not implemented\n");
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hr = E_NOTIMPL;
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}
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else if (IsEqualIID(riid, IID_IShellView))
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{
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// Just create a default shell folder view, and register ourself as folder
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SFV_CREATE sfv = { sizeof(SFV_CREATE) };
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sfv.pshf = this;
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hr = SHCreateShellFolderView(&sfv, (IShellView**)ppvOut);
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}
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return hr;
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}
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STDMETHODIMP CFontExt::GetAttributesOf(UINT cidl, PCUITEMID_CHILD_ARRAY apidl, DWORD *rgfInOut)
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{
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if (!rgfInOut || !cidl || !apidl)
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return E_INVALIDARG;
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DWORD rgf = 0;
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while (cidl > 0 && *apidl)
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{
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const FontPidlEntry* fontEntry = _FontFromIL(*apidl);
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if (fontEntry)
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{
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// We don't support delete yet
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rgf |= (/*SFGAO_CANDELETE |*/ SFGAO_HASPROPSHEET | SFGAO_CANCOPY | SFGAO_FILESYSTEM);
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}
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else
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{
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rgf = 0;
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break;
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}
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apidl++;
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cidl--;
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}
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*rgfInOut = rgf;
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return S_OK;
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}
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STDMETHODIMP CFontExt::GetUIObjectOf(HWND hwndOwner, UINT cidl, PCUITEMID_CHILD_ARRAY apidl, REFIID riid, UINT * prgfInOut, LPVOID * ppvOut)
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{
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if (riid == IID_IContextMenu ||
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riid == IID_IContextMenu2 ||
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riid == IID_IContextMenu3)
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{
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return _CFontMenu_CreateInstance(hwndOwner, cidl, apidl, this, riid, ppvOut);
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}
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else if (riid == IID_IExtractIconA || riid == IID_IExtractIconW)
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{
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if (cidl == 1)
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{
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const FontPidlEntry* fontEntry = _FontFromIL(*apidl);
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if (fontEntry)
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{
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DWORD dwAttributes = FILE_ATTRIBUTE_NORMAL;
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CStringW File = g_FontCache->Filename(fontEntry);
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// Just create a default icon extractor based on the filename
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// We might want to create a preview with the font to get really fancy one day.
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return SHCreateFileExtractIconW(File, dwAttributes, riid, ppvOut);
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}
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}
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else
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{
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ERR("IID_IExtractIcon with cidl != 1 UNIMPLEMENTED\n");
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}
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}
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else if (riid == IID_IDataObject)
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{
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if (cidl >= 1)
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{
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return _CDataObject_CreateInstance(m_Folder, cidl, apidl, riid, ppvOut);
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}
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else
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{
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ERR("IID_IDataObject with cidl == 0 UNIMPLEMENTED\n");
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}
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}
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//ERR("%s(riid=%S) UNIMPLEMENTED\n", __FUNCTION__, g2s(riid));
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return E_NOTIMPL;
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}
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STDMETHODIMP CFontExt::GetDisplayNameOf(PCUITEMID_CHILD pidl, DWORD dwFlags, LPSTRRET strRet)
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{
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if (!pidl)
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return S_FALSE;
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// Validate that this pidl is the last one
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PCUIDLIST_RELATIVE curpidl = ILGetNext(pidl);
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if (curpidl->mkid.cb != 0)
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{
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ERR("ERROR, unhandled PIDL!\n");
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return E_FAIL;
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}
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const FontPidlEntry* fontEntry = _FontFromIL(pidl);
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if (!fontEntry)
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return E_FAIL;
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return SHSetStrRet(strRet, fontEntry->Name);
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}
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STDMETHODIMP CFontExt::SetNameOf(HWND hwndOwner, PCUITEMID_CHILD pidl, LPCOLESTR lpName, DWORD dwFlags, PITEMID_CHILD *pPidlOut)
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{
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ERR("%s() UNIMPLEMENTED\n", __FUNCTION__);
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return E_NOTIMPL;
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}
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// *** IPersistFolder2 methods ***
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STDMETHODIMP CFontExt::GetCurFolder(LPITEMIDLIST *ppidl)
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{
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if (ppidl && m_Folder)
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{
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*ppidl = ILClone(m_Folder);
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return S_OK;
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}
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return E_POINTER;
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}
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// *** IPersistFolder methods ***
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STDMETHODIMP CFontExt::Initialize(LPCITEMIDLIST pidl)
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{
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WCHAR PidlPath[MAX_PATH + 1] = {0}, Expected[MAX_PATH + 1];
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if (!SHGetPathFromIDListW(pidl, PidlPath))
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{
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ERR("Unable to extract path from pidl\n");
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return E_FAIL;
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}
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HRESULT hr = SHGetFolderPathW(NULL, CSIDL_FONTS, NULL, 0, Expected);
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if (!SUCCEEDED(hr))
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{
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ERR("Unable to get fonts path (0x%x)\n", hr);
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return hr;
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}
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if (_wcsicmp(PidlPath, Expected))
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{
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ERR("CFontExt View initializing on unexpected folder: '%S'\n", PidlPath);
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return E_FAIL;
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}
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m_Folder.Attach(ILClone(pidl));
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return S_OK;
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}
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// *** IPersist methods ***
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STDMETHODIMP CFontExt::GetClassID(CLSID *lpClassId)
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{
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*lpClassId = CLSID_CFontExt;
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return S_OK;
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}
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