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https://github.com/reactos/reactos.git
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055c5a9bb7
Nowadays ReactOS includes support for htmlhelp.h and a working implementation of HHCTRL.OCX. Although current imported HHCTRL.OCX suffers of this issue: https://bugs.winehq.org/show_bug.cgi?id=47379 See also CORE-15019 + Revert 'intptr_t' to 'size_t'.
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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* ReactOS Calc (HtmlHelp support)
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*
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* Copyright 2007-2017, Carlo Bramini
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "calc.h"
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#define GET_CB(name) \
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calc_##name = (type_##name)GetProcAddress(hHtmlHelp, #name); \
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if (calc_##name == NULL) calc_##name = dummy_##name;
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static HWND WINAPI
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dummy_HtmlHelpA(HWND hWnd, LPCSTR pszFile, UINT uCommand, DWORD dwData);
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static HWND WINAPI
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dummy_HtmlHelpW(HWND hWnd, LPCWSTR pszFile, UINT uCommand, DWORD dwData);
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type_HtmlHelpA calc_HtmlHelpA = dummy_HtmlHelpA;
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type_HtmlHelpW calc_HtmlHelpW = dummy_HtmlHelpW;
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static HMODULE hHtmlHelp;
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static HWND WINAPI
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dummy_HtmlHelpA(HWND hWnd, LPCSTR pszFile, UINT uCommand, DWORD dwData)
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{
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return NULL;
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}
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static HWND WINAPI
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dummy_HtmlHelpW(HWND hWnd, LPCWSTR pszFile, UINT uCommand, DWORD dwData)
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{
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return NULL;
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}
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void HtmlHelp_Start(HINSTANCE hInstance)
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{
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hHtmlHelp = LoadLibrary(_T("HHCTRL.OCX"));
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if (hHtmlHelp == NULL)
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return;
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GET_CB(HtmlHelpW)
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GET_CB(HtmlHelpA)
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}
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void HtmlHelp_Stop(void)
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{
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if(hHtmlHelp == NULL)
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return;
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FreeLibrary(hHtmlHelp);
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hHtmlHelp = NULL;
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}
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