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Qt Quick Ultralite 文件加载示例
/****************************************************************************** ** ** Copyright (C) 2023 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt Quick Ultralite module. ** ** $QT_BEGIN_LICENSE:COMM$ ** ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** $QT_END_LICENSE$ ** ******************************************************************************/#include <qul/private/global.h> #include <platforminterface/filesystem.h> class PosixFile : public Qul::PlatformInterface::File { public: PosixFile(int fileHandle); ~PosixFile(); uint64_t size() QUL_DECL_OVERRIDE; int read(unsigned char *outputBuffer, uint64_t startOffset, unsigned int readSize) QUL_DECL_OVERRIDE; int close() QUL_DECL_OVERRIDE; private: int m_fileHandle; }; class PosixFilesystem : public Qul::PlatformInterface::Filesystem { public: Qul::PlatformInterface::File *open( const char *fileName, Qul::PlatformInterface::File::Mode mode = Qul::PlatformInterface::File::Mode::ReadOnly) QUL_DECL_OVERRIDE; };