glibmm: Gio::DataOutputStream Class Reference

An implementation of BufferedOutputStream that allows for high-level data manipulation of arbitrary data (including binary operations). More...

#include <giomm/dataoutputstream.h>

Inheritance diagram for Gio::DataOutputStream:

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List of all members.

Public Member Functions
virtual	~DataOutputStream ()
GDataOutputStream*	gobj ()
	Provides access to the underlying C GObject.
const GDataOutputStream*	gobj () const
	Provides access to the underlying C GObject.
GDataOutputStream*	gobj_copy ()
	Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
void	set_byte_order (DataStreamByteOrder order)
	Sets the byte order of the data output stream to order.
DataStreamByteOrder	get_byte_order () const
	Gets the byte order for the stream.
bool	put_byte (guchar data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts a byte into the output stream.
bool	put_byte (guchar data)
	non-cancellable version of put_byte()
bool	put_int16 (gint16 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts a signed 16-bit integer into the output stream.
bool	put_int16 (gint16 data)
	non-cancellable version of put_int16()
bool	put_uint16 (guint16 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts an unsigned 16-bit integer into the output stream.
bool	put_uint16 (guint16 data)
	non-cancellable version of put_uint16()
bool	put_int32 (gint32 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts a signed 32-bit integer into the output stream.
bool	put_int32 (gint32 data)
	non-cancellable version of put_int32()
bool	put_uint32 (guint32 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts an unsigned 32-bit integer into the stream.
bool	put_uint32 (guint32 data)
	non-cancellable version of put_uint32()
bool	put_int64 (gint64 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts a signed 64-bit integer into the stream.
bool	put_int64 (gint64 data)
	non-cancellable version of put_int64()
bool	put_uint64 (guint64 data, const Glib::RefPtr< Cancellable >& cancellable)
	Puts an unsigned 64-bit integer into the stream.
bool	put_uint64 (guint64 data)
	non-cancellable version of put_uint64()
bool	put_string (std::string str, const Glib::RefPtr< Cancellable >& cancellable)
	Puts a string into the output stream.
bool	put_string (std::string str)
	non-cancellable version of put_string()
Glib::PropertyProxy < DataStreamByteOrder >	property_byte_order ()
	The byte order.
Glib::PropertyProxy_ReadOnly < DataStreamByteOrder >	property_byte_order () const
	The byte order.
Public Member Functions inherited from Gio::BufferedOutputStream
virtual	~BufferedOutputStream ()
gsize	get_buffer_size () const
	Gets the size of the buffer in the stream.
void	set_buffer_size (gsize size)
	Sets the size of the internal buffer to size.
void	set_auto_grow (bool auto_grow=true)
	Sets whether or not the stream's buffer should automatically grow.
bool	get_auto_grow () const
	Checks if the buffer automatically grows as data is added.
Glib::PropertyProxy< guint >	property_buffer_size ()
	The size of the backend buffer.
Glib::PropertyProxy_ReadOnly < guint >	property_buffer_size () const
	The size of the backend buffer.
Glib::PropertyProxy< bool >	property_auto_grow ()
	Whether the buffer should automatically grow.
Glib::PropertyProxy_ReadOnly < bool >	property_auto_grow () const
	Whether the buffer should automatically grow.
Public Member Functions inherited from Gio::FilterOutputStream
virtual	~FilterOutputStream ()
Glib::RefPtr< OutputStream >	get_base_stream ()
	Gets the base stream for the filter stream.
Glib::RefPtr< const OutputStream >	get_base_stream () const
	Gets the base stream for the filter stream.
bool	get_close_base_stream () const
	Returns whether the base stream will be closed when stream is closed.
void	set_close_base_stream (bool close_base=true)
	Sets whether the base stream will be closed when stream is closed.
Glib::PropertyProxy_ReadOnly < Glib::RefPtr< InputStream > >	property_base_stream () const
	The underlying base stream on which the io ops will be done.
Glib::PropertyProxy_ReadOnly < bool >	property_close_base_stream () const
	If the base stream should be closed when the filter stream is closed.
Public Member Functions inherited from Gio::OutputStream
virtual	~OutputStream ()
gssize	write (const void* buffer, gsize count, const Glib::RefPtr< Cancellable >& cancellable)
	Tries to write count bytes from buffer into the stream.
gssize	write (const void* buffer, gsize count)
	Tries to write count bytes from buffer into the stream.
gssize	write (const std::string& buffer, const Glib::RefPtr< Cancellable >& cancellable)
	Tries to write count bytes from buffer into the stream.
gssize	write (const std::string& buffer)
	Tries to write count bytes from buffer into the stream.
bool	write_all (const void* buffer, gsize count, gsize& bytes_written, const Glib::RefPtr< Cancellable >& cancellable)
	Tries to write count bytes from buffer into the stream.
bool	write_all (const void* buffer, gsize count, gsize& bytes_written)
	Tries to write count bytes from buffer into the stream.
bool	write_all (const std::string& buffer, gsize& bytes_written, const Glib::RefPtr< Cancellable >& cancellable)
	Tries to write count bytes from buffer into the stream.
bool	write_all (const std::string& buffer, gsize& bytes_written)
	Tries to write count bytes from buffer into the stream.
gssize	splice (const Glib::RefPtr< InputStream >& source, const Glib::RefPtr< Cancellable >& cancellable, OutputStreamSpliceFlags flags=OUTPUT_STREAM_SPLICE_NONE)
	Splices an input stream into an output stream.
gssize	splice (const Glib::RefPtr< InputStream >& source, OutputStreamSpliceFlags flags=OUTPUT_STREAM_SPLICE_NONE)
	Splices an input stream into an output stream.
bool	flush (const Glib::RefPtr< Cancellable >& cancellable)
	Flushed any outstanding buffers in the stream.
bool	flush ()
	Flushed any outstanding buffers in the stream.
bool	close (const Glib::RefPtr< Cancellable >& cancellable)
	Closes the stream, releasing resources related to it.
bool	close ()
	Closes the stream, releasing resources related to it.
void	write_async (const void* buffer, gsize count, const SlotAsyncReady& slot, const Glib::RefPtr< Cancellable >& cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
	Request an asynchronous write of count bytes from buffer into the stream.
void	write_async (const void* buffer, gsize count, const SlotAsyncReady& slot, int io_priority=Glib::PRIORITY_DEFAULT)
	Request an asynchronous write of count bytes from buffer into the stream.
gssize	write_finish (const Glib::RefPtr< AsyncResult >& result)
	Finishes a stream write operation.
void	splice_async (const Glib::RefPtr< InputStream >& source, const SlotAsyncReady& slot, const Glib::RefPtr< Cancellable >& cancellable, OutputStreamSpliceFlags flags=OUTPUT_STREAM_SPLICE_NONE, int io_priority=Glib::PRIORITY_DEFAULT)
	Splices a stream asynchronously.
void	splice_async (const Glib::RefPtr< InputStream >& source, const SlotAsyncReady& slot, OutputStreamSpliceFlags flags=OUTPUT_STREAM_SPLICE_NONE, int io_priority=Glib::PRIORITY_DEFAULT)
	Splices a stream asynchronously.
gssize	splice_finish (const Glib::RefPtr< AsyncResult >& result)
	Finishes an asynchronous stream splice operation.
void	flush_async (const SlotAsyncReady& slot, const Glib::RefPtr< Cancellable >& cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
	Flushes a stream asynchronously.
void	flush_async (const SlotAsyncReady& slot, int io_priority=Glib::PRIORITY_DEFAULT)
	Flushes a stream asynchronously.
bool	flush_finish (const Glib::RefPtr< AsyncResult >& result)
	Finishes flushing an output stream.
void	close_async (const SlotAsyncReady& slot, const Glib::RefPtr< Cancellable >& cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
	Requests an asynchronous close of the stream, releasing resources related to it.
void	close_async (const SlotAsyncReady& slot, int io_priority=Glib::PRIORITY_DEFAULT)
	Requests an asynchronous close of the stream, releasing resources related to it.
bool	close_finish (const Glib::RefPtr< AsyncResult >& result)
	Closes an output stream.
Public Member Functions inherited from Glib::Object
void*	get_data (const QueryQuark& key)
void	set_data (const Quark& key, void* data)
void	set_data (const Quark& key, void* data, DestroyNotify notify)
void	remove_data (const QueryQuark& quark)
void*	steal_data (const QueryQuark& quark)
Public Member Functions inherited from Glib::ObjectBase
void	set_property_value (const Glib::ustring& property_name, const Glib::ValueBase&value)
	You probably want to use a specific property_*() accessor method instead.
void	get_property_value (const Glib::ustring& property_name, Glib::ValueBase&value) const
	You probably want to use a specific property_*() accessor method instead.
template<class PropertyType >
void	set_property (const Glib::ustring& property_name, const PropertyType&value)
	You probably want to use a specific property_*() accessor method instead.
template<class PropertyType >
void	get_property (const Glib::ustring& property_name, PropertyType&value) const
	You probably want to use a specific property_*() accessor method instead.
void	connect_property_changed (const Glib::ustring& property_name, const sigc::slot< void >& slot)
	You can use the signal_changed() signal of the property proxy instead, but this is necessary when using the reduced API.
sigc::connection	connect_property_changed_with_return (const Glib::ustring& property_name, const sigc::slot< void >& slot)
	You can use the signal_changed() signal of the property proxy instead, but this is necessary when using the reduced API.
void	freeze_notify ()
	Increases the freeze count on object.
void	thaw_notify ()
	Reverts the effect of a previous call to freeze_notify().
virtual void	reference () const
	Increment the reference count for this object.
virtual void	unreference () const
	Decrement the reference count for this object.
GObject*	gobj_copy () const
	Give a ref-ed copy to someone. Use for direct struct access.
Public Member Functions inherited from sigc::trackable
	trackable (const trackable &src)
trackable &	operator= (const trackable &src)
void	add_destroy_notify_callback (void *data, func_destroy_notify func) const
void	remove_destroy_notify_callback (void *data) const
void	notify_callbacks ()

Static Public Member Functions
static Glib::RefPtr < DataOutputStream >	create (const Glib::RefPtr< OutputStream >& base_stream)
	Creates a new buffered output stream for a base stream.
Static Public Member Functions inherited from Gio::BufferedOutputStream
static Glib::RefPtr < BufferedOutputStream >	create_sized (const Glib::RefPtr< OutputStream >& base_stream, gsize buffer_size)
	Creates a new buffered output stream with a given buffer size.

Protected Member Functions
	DataOutputStream (const Glib::RefPtr< OutputStream >& base_stream)
Protected Member Functions inherited from Gio::BufferedOutputStream
	BufferedOutputStream (const Glib::RefPtr< OutputStream >& base_stream)
	BufferedOutputStream (const Glib::RefPtr< OutputStream >& base_stream, gsize buffer_size)

Related Functions
(Note that these are not member functions.)
Glib::RefPtr < Gio::DataOutputStream >	wrap (GDataOutputStream* object, bool take_copy=false)
	A Glib::wrap() method for this object.
Related Functions inherited from Gio::BufferedOutputStream
Glib::RefPtr < Gio::BufferedOutputStream >	wrap (GBufferedOutputStream* object, bool take_copy=false)
	A Glib::wrap() method for this object.
Related Functions inherited from Gio::FilterOutputStream
Glib::RefPtr < Gio::FilterOutputStream >	wrap (GFilterOutputStream* object, bool take_copy=false)
	A Glib::wrap() method for this object.
Related Functions inherited from Gio::OutputStream
Glib::RefPtr< Gio::OutputStream >	wrap (GOutputStream* object, bool take_copy=false)
	A Glib::wrap() method for this object.
Related Functions inherited from Glib::Object
Glib::RefPtr< Glib::Object >	wrap (GObject* object, bool take_copy=false)

Detailed Description

An implementation of BufferedOutputStream that allows for high-level data manipulation of arbitrary data (including binary operations).

Since glibmm 2.16:

Constructor & Destructor Documentation

virtual Gio::DataOutputStream::~DataOutputStream ( )

virtual

Gio::DataOutputStream::DataOutputStream ( const Glib::RefPtr< OutputStream >& base_stream )

explicitprotected

Member Function Documentation

static Glib::RefPtr<DataOutputStream> Gio::DataOutputStream::create ( const Glib::RefPtr< OutputStream >& base_stream )

static

Creates a new buffered output stream for a base stream.

Parameters:

base_stream An InputStream.

Returns:: an OutputStream for the given base stream.

Reimplemented from Gio::BufferedOutputStream.

DataStreamByteOrder Gio::DataOutputStream::get_byte_order ( ) const

Gets the byte order for the stream.

Returns:: The DataStreamByteOrder for the stream.

GDataOutputStream* Gio::DataOutputStream::gobj ( )

inline

Provides access to the underlying C GObject.

Reimplemented from Gio::BufferedOutputStream.

const GDataOutputStream* Gio::DataOutputStream::gobj ( ) const

inline

Provides access to the underlying C GObject.

Reimplemented from Gio::BufferedOutputStream.

GDataOutputStream* Gio::DataOutputStream::gobj_copy ( )

Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.

Reimplemented from Gio::BufferedOutputStream.

Glib::PropertyProxy< DataStreamByteOrder > Gio::DataOutputStream::property_byte_order ( )

The byte order.

You rarely need to use properties because there are get_ and set_ methods for almost all of them.

Returns:: A PropertyProxy that allows you to get or set the property of the value, or receive notification when the value of the property changes.

Glib::PropertyProxy_ReadOnly< DataStreamByteOrder > Gio::DataOutputStream::property_byte_order ( ) const

The byte order.

You rarely need to use properties because there are get_ and set_ methods for almost all of them.

Returns:: A PropertyProxy that allows you to get or set the property of the value, or receive notification when the value of the property changes.

bool Gio::DataOutputStream::put_byte	(	guchar	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts a byte into the output stream.

Parameters:

data	A #guchar.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_byte ( guchar data )

non-cancellable version of put_byte()

bool Gio::DataOutputStream::put_int16	(	gint16	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts a signed 16-bit integer into the output stream.

Parameters:

data	A #gint16.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_int16 ( gint16 data )

non-cancellable version of put_int16()

bool Gio::DataOutputStream::put_int32	(	gint32	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts a signed 32-bit integer into the output stream.

Parameters:

data	A #gint32.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_int32 ( gint32 data )

non-cancellable version of put_int32()

bool Gio::DataOutputStream::put_int64	(	gint64	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts a signed 64-bit integer into the stream.

Parameters:

data	A #gint64.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_int64 ( gint64 data )

non-cancellable version of put_int64()

bool Gio::DataOutputStream::put_string	(	std::string	str,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts a string into the output stream.

Parameters:

str	A string.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if string was successfully added to the stream.

bool Gio::DataOutputStream::put_string ( std::string str )

non-cancellable version of put_string()

bool Gio::DataOutputStream::put_uint16	(	guint16	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts an unsigned 16-bit integer into the output stream.

Parameters:

data	A #guint16.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_uint16 ( guint16 data )

non-cancellable version of put_uint16()

bool Gio::DataOutputStream::put_uint32	(	guint32	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts an unsigned 32-bit integer into the stream.

Parameters:

data	A #guint32.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_uint32 ( guint32 data )

non-cancellable version of put_uint32()

bool Gio::DataOutputStream::put_uint64	(	guint64	data,
		const Glib::RefPtr< Cancellable >&	cancellable
	)

Puts an unsigned 64-bit integer into the stream.

Parameters:

data	A #guint64.
cancellable	Optional Cancellable object, `0` to ignore.

Returns:: true if data was successfully added to the stream.

bool Gio::DataOutputStream::put_uint64 ( guint64 data )

non-cancellable version of put_uint64()

void Gio::DataOutputStream::set_byte_order ( DataStreamByteOrder order )

Sets the byte order of the data output stream to order.

Parameters:

order A DataStreamByteOrder.

Friends And Related Function Documentation

Glib::RefPtr< Gio::DataOutputStream > wrap	(	GDataOutputStream *	object,
		bool	take_copy = `false`
	)

A Glib::wrap() method for this object.

Parameters:

object	The C instance.
take_copy	False if the result should take ownership of the C instance. True if it should take a new copy or ref.

Returns:: A C++ instance that wraps this C instance.

glibmm: Gio::DataOutputStream Class Reference

Public Member Functions

Static Public Member Functions

Protected Member Functions

Related Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation