/*
This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop
Copyright (C) 2003-2019 Toby Thain, toby@telegraphics.com.au
This program 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 2 of the License, or
(at your option) any later version.
This program 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <windows.h>
#include "manifest.h"
BOOL ActivateManifest(HMODULE hModule, int manifestResourceID, PManifestActivationCtx vars) {
f_ActivateActCtx fActivateActCtx;
f_CreateActCtxA fCreateActCtxA;
if (!(vars->hKernel32 = LoadLibraryA("KERNEL32.DLL"))) return FALSE;
if (!(fActivateActCtx = (f_ActivateActCtx)GetProcAddress(vars->hKernel32, "ActivateActCtx"))) { FreeLibrary(vars->hKernel32); return FALSE; }
if (!(fCreateActCtxA = (f_CreateActCtxA)GetProcAddress(vars->hKernel32, "CreateActCtxA"))) { FreeLibrary(vars->hKernel32); return FALSE; }
ZeroMemory(&vars->actCtx, sizeof(vars->actCtx));
vars->actCtx.cbSize = sizeof(vars->actCtx);
vars->actCtx.hModule = hModule;
vars->actCtx.lpResourceName = MAKEINTRESOURCEA(manifestResourceID);
vars->actCtx.dwFlags = ACTCTX_FLAG_HMODULE_VALID | ACTCTX_FLAG_RESOURCE_NAME_VALID;
vars->hActCtx = fCreateActCtxA(&vars->actCtx);
if (vars->hActCtx == INVALID_HANDLE_VALUE) { FreeLibrary(vars->hKernel32); return FALSE; }
fActivateActCtx(vars->hActCtx, &vars->cookie);
return TRUE;
}
BOOL DeactivateManifest(PManifestActivationCtx vars) {
f_DeactivateActCtx fDeactivateActCtx;
f_ReleaseActCtx fReleaseActCtx;
if (!(fDeactivateActCtx = (f_DeactivateActCtx)GetProcAddress(vars->hKernel32, "DeactivateActCtx"))) return FALSE;
if (!(fReleaseActCtx = (f_ReleaseActCtx)GetProcAddress(vars->hKernel32, "ReleaseActCtx"))) return FALSE;
fDeactivateActCtx(0, vars->cookie);
fReleaseActCtx(vars->hActCtx);
FreeLibrary(vars->hKernel32);
return TRUE;
}