gio/auto/
zlib_compressor.rs

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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT

use crate::{ffi, Converter, FileInfo, ZlibCompressorFormat};
use glib::{
    prelude::*,
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};
use std::boxed::Box as Box_;

glib::wrapper! {
    /// `GZlibCompressor` is an implementation of [`Converter`][crate::Converter] that
    /// compresses data using zlib.
    ///
    /// ## Properties
    ///
    ///
    /// #### `file-info`
    ///  If set to a non-[`None`] #GFileInfo object, and #GZlibCompressor:format is
    /// [`ZlibCompressorFormat::Gzip`][crate::ZlibCompressorFormat::Gzip], the compressor will write the file name
    /// and modification time from the file info to the GZIP header.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `format`
    ///  The format of the compressed data.
    ///
    /// Readable | Writeable | Construct Only
    ///
    ///
    /// #### `level`
    ///  The level of compression from `0` (no compression) to `9` (most
    /// compression). `-1` for the default level.
    ///
    /// Readable | Writeable | Construct Only
    ///
    /// # Implements
    ///
    /// [`trait@glib::ObjectExt`], [`ConverterExt`][trait@crate::prelude::ConverterExt], [`ConverterExtManual`][trait@crate::prelude::ConverterExtManual]
    #[doc(alias = "GZlibCompressor")]
    pub struct ZlibCompressor(Object<ffi::GZlibCompressor, ffi::GZlibCompressorClass>) @implements Converter;

    match fn {
        type_ => || ffi::g_zlib_compressor_get_type(),
    }
}

impl ZlibCompressor {
    /// Creates a new #GZlibCompressor.
    /// ## `format`
    /// The format to use for the compressed data
    /// ## `level`
    /// compression level (0-9), -1 for default
    ///
    /// # Returns
    ///
    /// a new #GZlibCompressor
    #[doc(alias = "g_zlib_compressor_new")]
    pub fn new(format: ZlibCompressorFormat, level: i32) -> ZlibCompressor {
        unsafe { from_glib_full(ffi::g_zlib_compressor_new(format.into_glib(), level)) }
    }

    /// Returns the #GZlibCompressor:file-info property.
    ///
    /// # Returns
    ///
    /// a #GFileInfo, or [`None`]
    #[doc(alias = "g_zlib_compressor_get_file_info")]
    #[doc(alias = "get_file_info")]
    #[doc(alias = "file-info")]
    pub fn file_info(&self) -> Option<FileInfo> {
        unsafe { from_glib_none(ffi::g_zlib_compressor_get_file_info(self.to_glib_none().0)) }
    }

    /// Sets @file_info in @self. If non-[`None`], and @self's
    /// #GZlibCompressor:format property is [`ZlibCompressorFormat::Gzip`][crate::ZlibCompressorFormat::Gzip],
    /// it will be used to set the file name and modification time in
    /// the GZIP header of the compressed data.
    ///
    /// Note: it is an error to call this function while a compression is in
    /// progress; it may only be called immediately after creation of @self,
    /// or after resetting it with g_converter_reset().
    /// ## `file_info`
    /// a #GFileInfo
    #[doc(alias = "g_zlib_compressor_set_file_info")]
    #[doc(alias = "file-info")]
    pub fn set_file_info(&self, file_info: Option<&FileInfo>) {
        unsafe {
            ffi::g_zlib_compressor_set_file_info(self.to_glib_none().0, file_info.to_glib_none().0);
        }
    }

    /// The format of the compressed data.
    pub fn format(&self) -> ZlibCompressorFormat {
        ObjectExt::property(self, "format")
    }

    /// The level of compression from `0` (no compression) to `9` (most
    /// compression). `-1` for the default level.
    pub fn level(&self) -> i32 {
        ObjectExt::property(self, "level")
    }

    #[doc(alias = "file-info")]
    pub fn connect_file_info_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_file_info_trampoline<F: Fn(&ZlibCompressor) + 'static>(
            this: *mut ffi::GZlibCompressor,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                c"notify::file-info".as_ptr() as *const _,
                Some(std::mem::transmute::<*const (), unsafe extern "C" fn()>(
                    notify_file_info_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}