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![Mark Jansen](/assets/img/avatar_default.png)
Create Fonts\desktop.ini when registering the shell ext Also list the shell extension as needing to be registered at install CORE-14690
181 lines
5.4 KiB
C++
181 lines
5.4 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: CFontMenu 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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static inline PCUIDLIST_ABSOLUTE HIDA_GetPIDLFolder(CIDA const* pida)
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{
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return (PCUIDLIST_ABSOLUTE)(((LPBYTE)pida) + (pida)->aoffset[0]);
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}
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static inline PCUIDLIST_RELATIVE HIDA_GetPIDLItem(CIDA const* pida, SIZE_T i)
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{
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return (PCUIDLIST_RELATIVE)(((LPBYTE)pida) + (pida)->aoffset[i + 1]);
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}
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static CLIPFORMAT g_cfHIDA;
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HRESULT _GetCidlFromDataObject(IDataObject *pDataObject, CIDA** ppcida)
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{
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if (g_cfHIDA == NULL)
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{
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g_cfHIDA = (CLIPFORMAT)RegisterClipboardFormatW(CFSTR_SHELLIDLIST);
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}
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FORMATETC fmt = { g_cfHIDA, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
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STGMEDIUM medium;
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HRESULT hr = pDataObject->GetData(&fmt, &medium);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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LPVOID lpSrc = GlobalLock(medium.hGlobal);
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SIZE_T cbSize = GlobalSize(medium.hGlobal);
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*ppcida = (CIDA *)::CoTaskMemAlloc(cbSize);
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if (*ppcida)
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{
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memcpy(*ppcida, lpSrc, cbSize);
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hr = S_OK;
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}
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else
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{
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hr = E_FAIL;
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}
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ReleaseStgMedium(&medium);
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return hr;
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}
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const char* DFM_TO_STR(UINT uMsg)
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{
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switch(uMsg)
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{
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case DFM_MERGECONTEXTMENU: return "DFM_MERGECONTEXTMENU";
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case DFM_INVOKECOMMAND: return "DFM_INVOKECOMMAND";
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case DFM_MODIFYQCMFLAGS: return "DFM_MODIFYQCMFLAGS";
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case DFM_MERGECONTEXTMENU_TOP: return "DFM_MERGECONTEXTMENU_TOP";
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case DFM_MERGECONTEXTMENU_BOTTOM: return "DFM_MERGECONTEXTMENU_BOTTOM";
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case DFM_GETHELPTEXTW: return "DFM_GETHELPTEXTW";
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case DFM_GETVERBW: return "DFM_GETVERBW";
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case DFM_GETVERBA: return "DFM_GETVERBA";
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case DFM_WM_INITMENUPOPUP: return "DFM_WM_INITMENUPOPUP";
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case DFM_INVOKECOMMANDEX: return "DFM_INVOKECOMMANDEX";
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case DFM_GETDEFSTATICID: return "DFM_GETDEFSTATICID";
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case 3: return "MENU_BEGIN";
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case 4: return "MENU_END";
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default: return "";
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}
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}
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static void RunFontViewer(HWND hwnd, const FontPidlEntry* fontEntry)
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{
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WCHAR FontViewerPath[MAX_PATH] = L"%SystemRoot%\\System32\\fontview.exe";
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WCHAR FontPathArg[MAX_PATH + 3];
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CStringW Path = g_FontCache->Filename(fontEntry);
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if (!Path.IsEmpty())
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{
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if (PathIsRelativeW(Path))
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{
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WCHAR FontsDir[MAX_PATH];
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HRESULT hr = SHGetFolderPathW(NULL, CSIDL_FONTS, NULL, 0, FontsDir);
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if (!FAILED_UNEXPECTEDLY(hr))
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{
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StringCchCatW(FontsDir, _countof(FontsDir), L"\\");
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Path = FontsDir + Path;
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}
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}
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// '/d' disables the install button
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StringCchPrintfW(FontPathArg, _countof(FontPathArg), L"/d %s", Path.GetString());
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PathQuoteSpacesW(FontPathArg + 3);
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SHELLEXECUTEINFOW si = { sizeof(si) };
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si.fMask = SEE_MASK_DOENVSUBST;
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si.hwnd = hwnd;
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si.lpFile = FontViewerPath;
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si.lpParameters = FontPathArg;
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si.nShow = SW_SHOWNORMAL;
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ShellExecuteExW(&si);
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}
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}
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static HRESULT CALLBACK FontFolderMenuCallback(IShellFolder *psf, HWND hwnd, IDataObject *pdtobj,
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UINT uMsg, WPARAM wParam, LPARAM lParam)
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{
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TRACE("FontFolderMenuCallback(%u {%s})\n", uMsg, DFM_TO_STR(uMsg));
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switch (uMsg)
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{
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case DFM_MERGECONTEXTMENU:
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{
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QCMINFO *pqcminfo = (QCMINFO *)lParam;
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CStringW menuText(MAKEINTRESOURCEW(IDS_FONT_PREVIEW));
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MENUITEMINFOW cmi = { sizeof(cmi) };
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cmi.fMask = MIIM_ID | MIIM_STRING | MIIM_STATE;
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cmi.fType = MFT_STRING;
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cmi.fState = MFS_DEFAULT;
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cmi.wID = pqcminfo->idCmdFirst++;
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cmi.dwTypeData = (LPWSTR)menuText.GetString();
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InsertMenuItemW(pqcminfo->hmenu, pqcminfo->indexMenu, TRUE, &cmi);
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return S_OK;
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}
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case DFM_INVOKECOMMAND:
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// Preview is the only item we can handle
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if (wParam == 0)
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{
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CComHeapPtr<CIDA> cida;
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HRESULT hr = _GetCidlFromDataObject(pdtobj, &cida);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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for (UINT n = 0; n < cida->cidl; ++n)
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{
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const FontPidlEntry* fontEntry = _FontFromIL(HIDA_GetPIDLItem(cida, n));
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RunFontViewer(hwnd, fontEntry);
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}
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return S_OK;
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}
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return S_FALSE;
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case DFM_INVOKECOMMANDEX:
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return E_NOTIMPL;
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case DFM_GETDEFSTATICID: // Required for Windows 7 to pick a default
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return S_FALSE;
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}
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return E_NOTIMPL;
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}
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HRESULT _CFontMenu_CreateInstance(HWND hwnd, UINT cidl, PCUITEMID_CHILD_ARRAY apidl,
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IShellFolder *psf, REFIID riid, LPVOID* ppvOut)
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{
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if (cidl > 0)
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{
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HKEY keys[1] = {0};
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int nkeys = 0;
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CComPtr<IContextMenu> spMenu;
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// Use the default context menu handler, but augment it from the callbacks
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HRESULT hr = CDefFolderMenu_Create2(NULL, hwnd, cidl, apidl, psf, FontFolderMenuCallback, nkeys, keys, &spMenu);
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if (FAILED_UNEXPECTEDLY(hr))
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return hr;
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// See if the requested interface (e.g. IContextMenu3) is also available
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return spMenu->QueryInterface(riid, ppvOut);
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}
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// We can't create a background menu
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return E_FAIL;
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}
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