glibmm 2.66.8
Gio::FilterInputStream Class Reference

Filter Input Stream. More...

#include <giomm/filterinputstream.h>

Inheritance diagram for Gio::FilterInputStream:

Public Member Functions

 FilterInputStream (FilterInputStream && src) noexcept
FilterInputStreamoperator= (FilterInputStream && src) noexcept
 ~FilterInputStream () noexcept override
GFilterInputStream * gobj ()
 Provides access to the underlying C GObject.
const GFilterInputStream * gobj () const
 Provides access to the underlying C GObject.
GFilterInputStream * gobj_copy ()
 Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
Glib::RefPtr< InputStreamget_base_stream ()
 Gets the base stream for the filter stream.
Glib::RefPtr< const InputStreamget_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< bool > property_close_base_stream ()
 If the base stream should be closed when the filter stream is closed.
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::InputStream
 InputStream (InputStream && src) noexcept
InputStreamoperator= (InputStream && src) noexcept
 ~InputStream () noexcept override
GInputStream * gobj ()
 Provides access to the underlying C GObject.
const GInputStream * gobj () const
 Provides access to the underlying C GObject.
GInputStream * gobj_copy ()
 Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
gssize read (void * buffer, gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 Tries to read count bytes from the stream into the buffer starting at buffer.
gssize read (void * buffer, gsize count)
 A read() convenience overload.
bool read_all (void * buffer, gsize count, gsize & bytes_read, const Glib::RefPtr< Cancellable > & cancellable)
 Tries to read count bytes from the stream into the buffer starting at buffer.
bool read_all (void * buffer, gsize count, gsize & bytes_read)
 A read_all() convenience overload.
Glib::RefPtr< Glib::Bytesread_bytes (gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 Like g_input_stream_read(), this tries to read count bytes from the stream in a blocking fashion.
void read_bytes_async (gsize count, const SlotAsyncReady & slot, const Glib::RefPtr< Cancellable > & cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into a new Glib::Bytes.
void read_bytes_async (gsize count, const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into a new Glib::Bytes.
Glib::RefPtr< Glib::Bytesread_bytes_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes an asynchronous stream read-into-Bytes operation.
gssize skip (gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 Tries to skip count bytes from the stream.
gssize skip (gsize count)
 A skip() convenience overload.
bool close (const Glib::RefPtr< Cancellable > & cancellable)
 Closes the stream, releasing resources related to it.
bool close ()
 A close() convenience overload.
void read_async (void * buffer, gsize count, const SlotAsyncReady & slot, const Glib::RefPtr< Cancellable > & cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into the buffer starting at buffer.
void read_async (void * buffer, gsize count, const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into the buffer starting at buffer.
gssize read_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes an asynchronous stream read operation.
void read_all_async (void * buffer, gsize count, const SlotAsyncReady & slot, const Glib::RefPtr< Cancellable > & cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into the buffer starting at buffer.
void read_all_async (void * buffer, gsize count, const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous read of count bytes from the stream into the buffer starting at buffer.
bool read_all_finish (const Glib::RefPtr< AsyncResult > & result, gsize & bytes_read)
 Finishes an asynchronous stream read operation started with g_input_stream_read_all_async().
void skip_async (gsize count, const SlotAsyncReady & slot, const Glib::RefPtr< Cancellable > & cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous skip of count bytes from the stream into the buffer starting at buffer.
void skip_async (gsize count, const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Request an asynchronous skip of count bytes from the stream into the buffer starting at buffer.
gssize skip_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes a stream skip operation.
void close_async (const SlotAsyncReady & slot, const Glib::RefPtr< Cancellable > & cancellable, int io_priority=Glib::PRIORITY_DEFAULT)
 Requests an asynchronous closes of the stream, releasing resources related to it.
void close_async (const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Requests an asynchronous closes of the stream, releasing resources related to it.
gboolean close_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes closing a stream asynchronously, started from g_input_stream_close_async().
bool is_closed () const
 Checks if an input stream is closed.
bool has_pending () const
 Checks if an input stream has pending actions.
Public Member Functions inherited from Glib::Object
 Object (const Object &)=delete
Objectoperator= (const Object &)=delete
 Object (Object && src) noexcept
Objectoperator= (Object && src) noexcept
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
 ObjectBase (const ObjectBase &)=delete
ObjectBaseoperator= (const ObjectBase &)=delete
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.
void connect_property_changed (const Glib::ustring & property_name, sigc::slot< void > && slot)
 You can use the signal_changed() signal of the property proxy instead.
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.
sigc::connection connect_property_changed_with_return (const Glib::ustring & property_name, sigc::slot< void > && slot)
 You can use the signal_changed() signal of the property proxy instead.
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 ()
 Provides access to the underlying C GObject.
const GObject * gobj () const
 Provides access to the underlying C GObject.
GObject * gobj_copy () const
 Give a ref-ed copy to someone. Use for direct struct access.

Static Public Member Functions

static GType get_type ()
 Get the GType for this class, for use with the underlying GObject type system.
Static Public Member Functions inherited from Gio::InputStream
static GType get_type ()
 Get the GType for this class, for use with the underlying GObject type system.

Protected Member Functions

 FilterInputStream (const Glib::RefPtr< InputStream > & base_stream)
Protected Member Functions inherited from Gio::InputStream
 InputStream ()
bool set_pending ()
 Sets stream to have actions pending.
void clear_pending ()
 Clears the pending flag on stream.
Protected Member Functions inherited from Glib::Object
 Object ()
 Object (const Glib::ConstructParams & construct_params)
 Object (GObject * castitem)
 ~Object () noexcept override
Protected Member Functions inherited from Glib::ObjectBase
 ObjectBase ()
 This default constructor is called implicitly from the constructor of user-derived classes, even if, for instance, Gtk::Button calls a different ObjectBase constructor.
 ObjectBase (const char * custom_type_name)
 A derived constructor always overrides this choice.
 ObjectBase (const std::type_info & custom_type_info)
 This constructor is a special feature to allow creation of derived types on the fly, without having to use g_object_new() manually.
 ObjectBase (ObjectBase && src) noexcept
ObjectBaseoperator= (ObjectBase && src) noexcept
virtual ~ObjectBase () noexcept=0
void initialize (GObject * castitem)
void initialize_move (GObject * castitem, Glib::ObjectBase * previous_wrapper)

(Note that these are not member symbols.)

Glib::RefPtr< Gio::FilterInputStreamwrap (GFilterInputStream * object, bool take_copy=false)
 A Glib::wrap() method for this object.

Additional Inherited Members

Public Types inherited from Glib::Object
using DestroyNotify = void (*)(gpointer data)

Detailed Description

Filter Input Stream.

This is a base class for input stream implementations that perform some kind of filtering operation on a base stream. & Typical examples of filtering operations are character set conversion, compression and byte order flipping.

Since glibmm 2.16

Constructor & Destructor Documentation

◆ FilterInputStream() [1/2]

Gio::FilterInputStream::FilterInputStream ( FilterInputStream && src)
noexcept

◆ ~FilterInputStream()

Gio::FilterInputStream::~FilterInputStream ( )
overridenoexcept

◆ FilterInputStream() [2/2]

Gio::FilterInputStream::FilterInputStream ( const Glib::RefPtr< InputStream > & base_stream)
explicitprotected

Member Function Documentation

◆ get_base_stream() [1/2]

Glib::RefPtr< InputStream > Gio::FilterInputStream::get_base_stream ( )

Gets the base stream for the filter stream.

Returns
A InputStream.

◆ get_base_stream() [2/2]

Glib::RefPtr< const InputStream > Gio::FilterInputStream::get_base_stream ( ) const

Gets the base stream for the filter stream.

Returns
A InputStream.

◆ get_close_base_stream()

bool Gio::FilterInputStream::get_close_base_stream ( ) const

Returns whether the base stream will be closed when stream is closed.

Returns
true if the base stream will be closed.

◆ get_type()

GType Gio::FilterInputStream::get_type ( )
static

Get the GType for this class, for use with the underlying GObject type system.

◆ gobj() [1/2]

GFilterInputStream * Gio::FilterInputStream::gobj ( )
inline

Provides access to the underlying C GObject.

◆ gobj() [2/2]

const GFilterInputStream * Gio::FilterInputStream::gobj ( ) const
inline

Provides access to the underlying C GObject.

◆ gobj_copy()

GFilterInputStream * Gio::FilterInputStream::gobj_copy ( )

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

◆ operator=()

FilterInputStream & Gio::FilterInputStream::operator= ( FilterInputStream && src)
noexcept

◆ property_base_stream()

Glib::PropertyProxy_ReadOnly< Glib::RefPtr< InputStream > > Gio::FilterInputStream::property_base_stream ( ) const

The underlying base stream on which the io ops will be done.

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

◆ property_close_base_stream() [1/2]

Glib::PropertyProxy< bool > Gio::FilterInputStream::property_close_base_stream ( )

If the base stream should be closed when the filter stream is closed.

Default value: true

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

◆ property_close_base_stream() [2/2]

Glib::PropertyProxy_ReadOnly< bool > Gio::FilterInputStream::property_close_base_stream ( ) const

If the base stream should be closed when the filter stream is closed.

Default value: true

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

◆ set_close_base_stream()

void Gio::FilterInputStream::set_close_base_stream ( bool close_base = true)

Sets whether the base stream will be closed when stream is closed.

Parameters
close_basetrue to close the base stream.

◆ wrap()

Glib::RefPtr< Gio::FilterInputStream > wrap ( GFilterInputStream * object,
bool take_copy = false )
related

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

Parameters
objectThe C instance.
take_copyFalse 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.