gio/auto/
zlib_decompressor.rs

1// This file was generated by gir (https://github.com/gtk-rs/gir)
2// from gir-files (https://github.com/gtk-rs/gir-files)
3// DO NOT EDIT
4
5use crate::{ffi, Converter, FileInfo, ZlibCompressorFormat};
6use glib::{
7    prelude::*,
8    signal::{connect_raw, SignalHandlerId},
9    translate::*,
10};
11use std::boxed::Box as Box_;
12
13glib::wrapper! {
14    /// `GZlibDecompressor` is an implementation of [`Converter`][crate::Converter] that
15    /// decompresses data compressed with zlib.
16    ///
17    /// ## Properties
18    ///
19    ///
20    /// #### `file-info`
21    ///  A #GFileInfo containing the information found in the GZIP header
22    /// of the data stream processed, or [`None`] if the header was not yet
23    /// fully processed, is not present at all, or the compressor's
24    /// #GZlibDecompressor:format property is not [`ZlibCompressorFormat::Gzip`][crate::ZlibCompressorFormat::Gzip].
25    ///
26    /// Readable
27    ///
28    ///
29    /// #### `format`
30    ///  The format of the compressed data.
31    ///
32    /// Readable | Writeable | Construct Only
33    ///
34    /// # Implements
35    ///
36    /// [`trait@glib::ObjectExt`], [`ConverterExt`][trait@crate::prelude::ConverterExt], [`ConverterExtManual`][trait@crate::prelude::ConverterExtManual]
37    #[doc(alias = "GZlibDecompressor")]
38    pub struct ZlibDecompressor(Object<ffi::GZlibDecompressor, ffi::GZlibDecompressorClass>) @implements Converter;
39
40    match fn {
41        type_ => || ffi::g_zlib_decompressor_get_type(),
42    }
43}
44
45impl ZlibDecompressor {
46    /// Creates a new #GZlibDecompressor.
47    /// ## `format`
48    /// The format to use for the compressed data
49    ///
50    /// # Returns
51    ///
52    /// a new #GZlibDecompressor
53    #[doc(alias = "g_zlib_decompressor_new")]
54    pub fn new(format: ZlibCompressorFormat) -> ZlibDecompressor {
55        unsafe { from_glib_full(ffi::g_zlib_decompressor_new(format.into_glib())) }
56    }
57
58    /// Retrieves the #GFileInfo constructed from the GZIP header data
59    /// of compressed data processed by @compressor, or [`None`] if @self's
60    /// #GZlibDecompressor:format property is not [`ZlibCompressorFormat::Gzip`][crate::ZlibCompressorFormat::Gzip],
61    /// or the header data was not fully processed yet, or it not present in the
62    /// data stream at all.
63    ///
64    /// # Returns
65    ///
66    /// a #GFileInfo, or [`None`]
67    #[doc(alias = "g_zlib_decompressor_get_file_info")]
68    #[doc(alias = "get_file_info")]
69    #[doc(alias = "file-info")]
70    pub fn file_info(&self) -> Option<FileInfo> {
71        unsafe {
72            from_glib_none(ffi::g_zlib_decompressor_get_file_info(
73                self.to_glib_none().0,
74            ))
75        }
76    }
77
78    /// The format of the compressed data.
79    pub fn format(&self) -> ZlibCompressorFormat {
80        ObjectExt::property(self, "format")
81    }
82
83    #[doc(alias = "file-info")]
84    pub fn connect_file_info_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
85        unsafe extern "C" fn notify_file_info_trampoline<F: Fn(&ZlibDecompressor) + 'static>(
86            this: *mut ffi::GZlibDecompressor,
87            _param_spec: glib::ffi::gpointer,
88            f: glib::ffi::gpointer,
89        ) {
90            let f: &F = &*(f as *const F);
91            f(&from_glib_borrow(this))
92        }
93        unsafe {
94            let f: Box_<F> = Box_::new(f);
95            connect_raw(
96                self.as_ptr() as *mut _,
97                b"notify::file-info\0".as_ptr() as *const _,
98                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
99                    notify_file_info_trampoline::<F> as *const (),
100                )),
101                Box_::into_raw(f),
102            )
103        }
104    }
105}