--- /dev/null 2019-11-18 21:24:29.000000000 -0500 +++ new/src/jdk.incubator.jpackage/windows/native/msiwrapper/Resources.h 2019-11-18 21:24:26.796476000 -0500 @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +#ifndef RESOURCES_H +#define RESOURCES_H + +#include "WinSysInfo.h" + + +/** + * Classes for resource loading. + * Common use cases: + * - check if resource is available and save it to file: + * Resource res(_T("MyResource"), _T("CustomResourceType")); + * if (res.available()) { + * res.saveToFile(_T("c:\\temp\\my_resource.bin")); + * } + */ + +class Resource { +public: + // name and type can be specified by string id, + // by integer id (RT_* constants or MAKEINTRESOURCE) + Resource(LPCWSTR name, LPCWSTR type, + HINSTANCE module = SysInfo::getCurrentModuleHandle()); + Resource(UINT id, LPCWSTR type, + HINSTANCE module = SysInfo::getCurrentModuleHandle()); + + bool available() const; + + // all this methods throw exception if the resource is not available + unsigned size() const; + // gets raw pointer to the resource data + LPCVOID rawData() const; + + // save the resource to a file + void saveToFile(const std::wstring &filePath) const; + + typedef std::vector ByteArray; + // returns the resource as byte array + ByteArray binary() const; + +private: + std::wstring nameStr; + LPCWSTR namePtr; // can be integer value or point to nameStr.c_str() + std::wstring typeStr; + LPCWSTR typePtr; // can be integer value or point to nameStr.c_str() + HINSTANCE instance; + + void init(LPCWSTR name, LPCWSTR type, HINSTANCE module); + + // generates error message + std::string getErrMsg(const std::string &descr) const; + HRSRC findResource() const; + LPVOID getPtr(DWORD &size) const; + +private: + // disable copying + Resource(const Resource&); + Resource& operator = (const Resource&); +}; + +#endif // RESOURCES_H