89 lines
1.8 KiB
Plaintext
89 lines
1.8 KiB
Plaintext
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file handleStream.I
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* @author drose
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* @date 2009-06-05
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*/
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/**
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*
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*/
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inline HandleStream::
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HandleStream() : std::iostream(&_buf) {
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}
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/**
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*
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*/
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inline HandleStream::
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~HandleStream() {
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close();
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}
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/**
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* Attempts to open the given handle for input. The stream may not be
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* simultaneously open for input and output.
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*/
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inline void HandleStream::
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open_read(FHandle handle) {
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clear((std::ios::iostatetate)0);
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_buf.open_read(handle);
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if (!_buf.is_open_read()) {
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clear(std::ios::failbit);
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}
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}
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/**
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* Attempts to open the given handle for output. The stream may not be
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* simultaneously open for input and output.
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*/
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inline void HandleStream::
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open_write(FHandle handle) {
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clear((std::ios::iostatetate)0);
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_buf.open_write(handle);
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if (!_buf.is_open_write()) {
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clear(std::ios::failbit);
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}
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}
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/**
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*
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*/
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inline void HandleStream::
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close() {
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_buf.close();
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}
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/**
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* Closes the underlying handle, *without* attempting to flush the stream.
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*/
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inline void HandleStream::
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close_handle() {
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_buf.close_handle();
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}
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/**
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* Returns the handle that was passed to open_read() or open_write().
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*/
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inline FHandle HandleStream::
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get_handle() const {
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return _buf.get_handle();
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}
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/**
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* Returns true if there is data in the stream's "get" buffer, meaning that at
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* least one character can be extracted from the stream without making an OS
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* read() call. Returns false if the get buffer is empty, meaning the next
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* read call will hit the OS.
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*/
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inline bool HandleStream::
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has_gdata() const {
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return _buf.has_gdata();
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}
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