glibmm 2.80.0
Public Member Functions | Static Public Member Functions | Protected Member Functions | Related Functions | List of all members
Gio::FilterInputStream Class Reference

Filter Input Stream. More...

#include <giomm/filterinputstream.h>

Inheritance diagram for Gio::FilterInputStream:
Inheritance graph
[legend]

Public Member Functions

 FilterInputStream (FilterInputStream && src) noexcept
 
FilterInputStreamoperator= (FilterInputStream && src) noexcept
 
 ~FilterInputStream () noexcept override
 
GFilterInputStream * gobj ()
 Provides access to the underlying C GObject. More...
 
const GFilterInputStream * gobj () const
 Provides access to the underlying C GObject. More...
 
GFilterInputStream * gobj_copy ()
 Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs. More...
 
Glib::RefPtr< InputStreamget_base_stream ()
 Gets the base stream for the filter stream. More...
 
Glib::RefPtr< const InputStreamget_base_stream () const
 Gets the base stream for the filter stream. More...
 
bool get_close_base_stream () const
 Returns whether the base stream will be closed when stream is closed. More...
 
void set_close_base_stream (bool close_base=true)
 Sets whether the base stream will be closed when stream is closed. More...
 
Glib::PropertyProxy_ReadOnly< Glib::RefPtr< InputStream > > property_base_stream () const
 The underlying base stream on which the I/O ops will be done. More...
 
Glib::PropertyProxy< bool > property_close_base_stream ()
 Whether the base stream should be closed when the filter stream is closed. More...
 
Glib::PropertyProxy_ReadOnly< bool > property_close_base_stream () const
 Whether the base stream should be closed when the filter stream is closed. More...
 
- 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. More...
 
const GInputStream * gobj () const
 Provides access to the underlying C GObject. More...
 
GInputStream * gobj_copy ()
 Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs. More...
 
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. More...
 
gssize read (void * buffer, gsize count)
 A read() convenience overload. More...
 
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. More...
 
bool read_all (void * buffer, gsize count, gsize & bytes_read)
 A read_all() convenience overload. More...
 
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. More...
 
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. More...
 
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. More...
 
Glib::RefPtr< Glib::Bytesread_bytes_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes an asynchronous stream read-into-Bytes operation. More...
 
gssize skip (gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 Tries to skip count bytes from the stream. More...
 
gssize skip (gsize count)
 A skip() convenience overload. More...
 
bool close (const Glib::RefPtr< Cancellable > & cancellable)
 Closes the stream, releasing resources related to it. More...
 
bool close ()
 A close() convenience overload. More...
 
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. More...
 
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. More...
 
gssize read_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes an asynchronous stream read operation. More...
 
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. More...
 
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. More...
 
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(). More...
 
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. More...
 
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. More...
 
gssize skip_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes a stream skip operation. More...
 
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. More...
 
void close_async (const SlotAsyncReady & slot, int io_priority=Glib::PRIORITY_DEFAULT)
 Requests an asynchronous closes of the stream, releasing resources related to it. More...
 
gboolean close_finish (const Glib::RefPtr< AsyncResult > & result)
 Finishes closing a stream asynchronously, started from g_input_stream_close_async(). More...
 
bool is_closed () const
 Checks if an input stream is closed. More...
 
bool has_pending () const
 Checks if an input stream has pending actions. More...
 
- 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_with_c_callback (const Quark & key, void *data, GDestroyNotify notify)
 
void set_data (const Quark & key, void *data, DestroyNotify notify)
 Prefer set_data_with_c_callback() with a callback with C linkage. More...
 
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. More...
 
void get_property_value (const Glib::ustring & property_name, Glib::ValueBase & value) const
 You probably want to use a specific property_*() accessor method instead. More...
 
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. More...
 
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. More...
 
template<class PropertyType >
PropertyType get_property (const Glib::ustring & property_name) const
 You probably want to use a specific property_*() accessor method instead. More...
 
sigc::connection 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. More...
 
sigc::connection connect_property_changed (const Glib::ustring & property_name, sigc::slot< void()> && slot)
 You can use the signal_changed() signal of the property proxy instead. More...
 
void freeze_notify ()
 Increases the freeze count on object. More...
 
void thaw_notify ()
 Reverts the effect of a previous call to freeze_notify(). More...
 
virtual void reference () const
 Increment the reference count for this object. More...
 
virtual void unreference () const
 Decrement the reference count for this object. More...
 
GObject * gobj ()
 Provides access to the underlying C GObject. More...
 
const GObject * gobj () const
 Provides access to the underlying C GObject. More...
 
GObject * gobj_copy () const
 Give a ref-ed copy to someone. Use for direct struct access. More...
 

Static Public Member Functions

static GType get_type ()
 Get the GType for this class, for use with the underlying GObject type system. More...
 
- 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. More...
 

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. More...
 
void clear_pending ()
 Clears the pending flag on stream. More...
 
virtual gssize read_vfunc (void * buffer, gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 
virtual gssize skip_vfunc (gsize count, const Glib::RefPtr< Cancellable > & cancellable)
 
virtual bool close_vfunc (const Glib::RefPtr< Cancellable > & cancellable)
 
- 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. More...
 
 ObjectBase (const char * custom_type_name)
 A derived constructor always overrides this choice. More...
 
 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. More...
 
 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)
 

Related Functions

(Note that these are not member functions.)

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

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()

static 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 I/O 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 ( )

Whether 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

Whether 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.

Friends And Related Function Documentation

◆ 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.