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/*
* $Id$
*
* (C) 2003-2006 Gabest
* (C) 2006-2012 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* MPC-HC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "stdafx.h"
#include "FontInstaller.h"
CFontInstaller::CFontInstaller()
{
if (HMODULE hGdi = GetModuleHandle(_T("gdi32.dll"))) {
pAddFontMemResourceEx = (HANDLE(WINAPI*)(PVOID, DWORD, PVOID, DWORD*))GetProcAddress(hGdi, "AddFontMemResourceEx");
pAddFontResourceEx = (int (WINAPI*)(LPCTSTR, DWORD, PVOID))GetProcAddress(hGdi, "AddFontResourceExW");
pRemoveFontMemResourceEx = (BOOL (WINAPI*)(HANDLE))GetProcAddress(hGdi, "RemoveFontMemResourceEx");
pRemoveFontResourceEx = (BOOL (WINAPI*)(LPCTSTR, DWORD, PVOID))GetProcAddress(hGdi, "RemoveFontResourceExW");
}
if (HMODULE hGdi = GetModuleHandle(_T("kernel32.dll"))) {
pMoveFileEx = (BOOL (WINAPI*)(LPCTSTR, LPCTSTR, DWORD))GetProcAddress(hGdi, "MoveFileExW");
}
}
CFontInstaller::~CFontInstaller()
{
UninstallFonts();
}
bool CFontInstaller::InstallFont(const CAtlArray<BYTE>& data)
{
return InstallFont(data.GetData(), (UINT)data.GetCount());
}
bool CFontInstaller::InstallFont(const void* pData, UINT len)
{
return InstallFontFile(pData, len) || InstallFontMemory(pData, len);
}
void CFontInstaller::UninstallFonts()
{
if (pRemoveFontMemResourceEx) {
POSITION pos = m_fonts.GetHeadPosition();
while (pos) {
pRemoveFontMemResourceEx(m_fonts.GetNext(pos));
}
m_fonts.RemoveAll();
}
if (pRemoveFontResourceEx) {
POSITION pos = m_files.GetHeadPosition();
while (pos) {
CString fn = m_files.GetNext(pos);
pRemoveFontResourceEx(fn, FR_PRIVATE, 0);
if (!DeleteFile(fn) && pMoveFileEx) {
pMoveFileEx(fn, NULL, MOVEFILE_DELAY_UNTIL_REBOOT);
}
}
m_files.RemoveAll();
}
}
bool CFontInstaller::InstallFontMemory(const void* pData, UINT len)
{
if (!pAddFontMemResourceEx) {
return false;
}
DWORD nFonts = 0;
HANDLE hFont = pAddFontMemResourceEx((PVOID)pData, len, NULL, &nFonts);
if (hFont && nFonts > 0) {
m_fonts.AddTail(hFont);
}
return hFont && nFonts > 0;
}
bool CFontInstaller::InstallFontFile(const void* pData, UINT len)
{
if (!pAddFontResourceEx) {
return false;
}
CFile f;
TCHAR path[_MAX_PATH], fn[_MAX_PATH];
if (!GetTempPath(_MAX_PATH, path) || !GetTempFileName(path, _T("g_font"), 0, fn)) {
return false;
}
if (f.Open(fn, CFile::modeWrite)) {
f.Write(pData, len);
f.Close();
if (pAddFontResourceEx(fn, FR_PRIVATE, 0) > 0) {
m_files.AddTail(fn);
return true;
}
}
DeleteFile(fn);
return false;
}
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