// 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::AsyncResult;
use crate::BufferedInputStream;
use crate::Cancellable;
use crate::DataStreamByteOrder;
use crate::DataStreamNewlineType;
use crate::FilterInputStream;
use crate::InputStream;
use crate::Seekable;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem;
use std::mem::transmute;
use std::ptr;

glib::wrapper! {
    /// Data input stream implements [`InputStream`][crate::InputStream] and includes functions for
    /// reading structured data directly from a binary input stream.
    ///
    /// # Implements
    ///
    /// [`DataInputStreamExt`][trait@crate::prelude::DataInputStreamExt], [`BufferedInputStreamExt`][trait@crate::prelude::BufferedInputStreamExt], [`FilterInputStreamExt`][trait@crate::prelude::FilterInputStreamExt], [`InputStreamExt`][trait@crate::prelude::InputStreamExt], [`trait@glib::ObjectExt`], [`SeekableExt`][trait@crate::prelude::SeekableExt], [`DataInputStreamExtManual`][trait@crate::prelude::DataInputStreamExtManual], [`InputStreamExtManual`][trait@crate::prelude::InputStreamExtManual]
    #[doc(alias = "GDataInputStream")]
    pub struct DataInputStream(Object<ffi::GDataInputStream, ffi::GDataInputStreamClass>) @extends BufferedInputStream, FilterInputStream, InputStream, @implements Seekable;

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

impl DataInputStream {
    pub const NONE: Option<&'static DataInputStream> = None;

    /// Creates a new data input stream for the `base_stream`.
    /// ## `base_stream`
    /// a [`InputStream`][crate::InputStream].
    ///
    /// # Returns
    ///
    /// a new [`DataInputStream`][crate::DataInputStream].
    #[doc(alias = "g_data_input_stream_new")]
    pub fn new(base_stream: &impl IsA<InputStream>) -> DataInputStream {
        unsafe {
            from_glib_full(ffi::g_data_input_stream_new(
                base_stream.as_ref().to_glib_none().0,
            ))
        }
    }

    // rustdoc-stripper-ignore-next
    /// Creates a new builder-pattern struct instance to construct [`DataInputStream`] objects.
    ///
    /// This method returns an instance of [`DataInputStreamBuilder`](crate::builders::DataInputStreamBuilder) which can be used to create [`DataInputStream`] objects.
    pub fn builder() -> DataInputStreamBuilder {
        DataInputStreamBuilder::default()
    }
}

impl Default for DataInputStream {
    fn default() -> Self {
        glib::object::Object::new::<Self>(&[])
    }
}

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`DataInputStream`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
#[must_use = "The builder must be built to be used"]
pub struct DataInputStreamBuilder {
    byte_order: Option<DataStreamByteOrder>,
    newline_type: Option<DataStreamNewlineType>,
    buffer_size: Option<u32>,
    base_stream: Option<InputStream>,
    close_base_stream: Option<bool>,
}

impl DataInputStreamBuilder {
    // rustdoc-stripper-ignore-next
    /// Create a new [`DataInputStreamBuilder`].
    pub fn new() -> Self {
        Self::default()
    }

    // rustdoc-stripper-ignore-next
    /// Build the [`DataInputStream`].
    #[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
    pub fn build(self) -> DataInputStream {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref byte_order) = self.byte_order {
            properties.push(("byte-order", byte_order));
        }
        if let Some(ref newline_type) = self.newline_type {
            properties.push(("newline-type", newline_type));
        }
        if let Some(ref buffer_size) = self.buffer_size {
            properties.push(("buffer-size", buffer_size));
        }
        if let Some(ref base_stream) = self.base_stream {
            properties.push(("base-stream", base_stream));
        }
        if let Some(ref close_base_stream) = self.close_base_stream {
            properties.push(("close-base-stream", close_base_stream));
        }
        glib::Object::new::<DataInputStream>(&properties)
    }

    /// The :byte-order property determines the byte ordering that
    /// is used when reading multi-byte entities (such as integers)
    /// from the stream.
    pub fn byte_order(mut self, byte_order: DataStreamByteOrder) -> Self {
        self.byte_order = Some(byte_order);
        self
    }

    /// The :newline-type property determines what is considered
    /// as a line ending when reading complete lines from the stream.
    pub fn newline_type(mut self, newline_type: DataStreamNewlineType) -> Self {
        self.newline_type = Some(newline_type);
        self
    }

    pub fn buffer_size(mut self, buffer_size: u32) -> Self {
        self.buffer_size = Some(buffer_size);
        self
    }

    pub fn base_stream(mut self, base_stream: &impl IsA<InputStream>) -> Self {
        self.base_stream = Some(base_stream.clone().upcast());
        self
    }

    pub fn close_base_stream(mut self, close_base_stream: bool) -> Self {
        self.close_base_stream = Some(close_base_stream);
        self
    }
}

/// Trait containing all [`struct@DataInputStream`] methods.
///
/// # Implementors
///
/// [`DataInputStream`][struct@crate::DataInputStream]
pub trait DataInputStreamExt: 'static {
    /// Gets the byte order for the data input stream.
    ///
    /// # Returns
    ///
    /// the `self`'s current [`DataStreamByteOrder`][crate::DataStreamByteOrder].
    #[doc(alias = "g_data_input_stream_get_byte_order")]
    #[doc(alias = "get_byte_order")]
    fn byte_order(&self) -> DataStreamByteOrder;

    /// Gets the current newline type for the `self`.
    ///
    /// # Returns
    ///
    /// [`DataStreamNewlineType`][crate::DataStreamNewlineType] for the given `self`.
    #[doc(alias = "g_data_input_stream_get_newline_type")]
    #[doc(alias = "get_newline_type")]
    fn newline_type(&self) -> DataStreamNewlineType;

    /// Reads an unsigned 8-bit/1-byte value from `self`.
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// an unsigned 8-bit/1-byte value read from the `self` or `0`
    /// if an error occurred.
    #[doc(alias = "g_data_input_stream_read_byte")]
    fn read_byte(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u8, glib::Error>;

    /// Reads a 16-bit/2-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()] and [`set_byte_order()`][Self::set_byte_order()].
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// a signed 16-bit/2-byte value read from `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_int16")]
    fn read_int16(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i16, glib::Error>;

    /// Reads a signed 32-bit/4-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()] and [`set_byte_order()`][Self::set_byte_order()].
    ///
    /// If `cancellable` is not [`None`], then the operation can be cancelled by
    /// triggering the cancellable object from another thread. If the operation
    /// was cancelled, the error [`IOErrorEnum::Cancelled`][crate::IOErrorEnum::Cancelled] will be returned.
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// a signed 32-bit/4-byte value read from the `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_int32")]
    fn read_int32(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i32, glib::Error>;

    /// Reads a 64-bit/8-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()] and [`set_byte_order()`][Self::set_byte_order()].
    ///
    /// If `cancellable` is not [`None`], then the operation can be cancelled by
    /// triggering the cancellable object from another thread. If the operation
    /// was cancelled, the error [`IOErrorEnum::Cancelled`][crate::IOErrorEnum::Cancelled] will be returned.
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// a signed 64-bit/8-byte value read from `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_int64")]
    fn read_int64(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i64, glib::Error>;

    /// Reads an unsigned 16-bit/2-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()] and [`set_byte_order()`][Self::set_byte_order()].
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// an unsigned 16-bit/2-byte value read from the `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_uint16")]
    fn read_uint16(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u16, glib::Error>;

    /// Reads an unsigned 32-bit/4-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()] and [`set_byte_order()`][Self::set_byte_order()].
    ///
    /// If `cancellable` is not [`None`], then the operation can be cancelled by
    /// triggering the cancellable object from another thread. If the operation
    /// was cancelled, the error [`IOErrorEnum::Cancelled`][crate::IOErrorEnum::Cancelled] will be returned.
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// an unsigned 32-bit/4-byte value read from the `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_uint32")]
    fn read_uint32(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u32, glib::Error>;

    /// Reads an unsigned 64-bit/8-byte value from `self`.
    ///
    /// In order to get the correct byte order for this read operation,
    /// see [`byte_order()`][Self::byte_order()].
    ///
    /// If `cancellable` is not [`None`], then the operation can be cancelled by
    /// triggering the cancellable object from another thread. If the operation
    /// was cancelled, the error [`IOErrorEnum::Cancelled`][crate::IOErrorEnum::Cancelled] will be returned.
    /// ## `cancellable`
    /// optional [`Cancellable`][crate::Cancellable] object, [`None`] to ignore.
    ///
    /// # Returns
    ///
    /// an unsigned 64-bit/8-byte read from `self` or `0` if
    /// an error occurred.
    #[doc(alias = "g_data_input_stream_read_uint64")]
    fn read_uint64(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u64, glib::Error>;

    /// This function sets the byte order for the given `self`. All subsequent
    /// reads from the `self` will be read in the given `order`.
    /// ## `order`
    /// a [`DataStreamByteOrder`][crate::DataStreamByteOrder] to set.
    #[doc(alias = "g_data_input_stream_set_byte_order")]
    fn set_byte_order(&self, order: DataStreamByteOrder);

    /// Sets the newline type for the `self`.
    ///
    /// Note that using G_DATA_STREAM_NEWLINE_TYPE_ANY is slightly unsafe. If a read
    /// chunk ends in "CR" we must read an additional byte to know if this is "CR" or
    /// "CR LF", and this might block if there is no more data available.
    /// ## `type_`
    /// the type of new line return as [`DataStreamNewlineType`][crate::DataStreamNewlineType].
    #[doc(alias = "g_data_input_stream_set_newline_type")]
    fn set_newline_type(&self, type_: DataStreamNewlineType);

    #[doc(alias = "byte-order")]
    fn connect_byte_order_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    #[doc(alias = "newline-type")]
    fn connect_newline_type_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<DataInputStream>> DataInputStreamExt for O {
    fn byte_order(&self) -> DataStreamByteOrder {
        unsafe {
            from_glib(ffi::g_data_input_stream_get_byte_order(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn newline_type(&self) -> DataStreamNewlineType {
        unsafe {
            from_glib(ffi::g_data_input_stream_get_newline_type(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn read_byte(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u8, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_byte(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_int16(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i16, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_int16(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_int32(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i32, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_int32(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_int64(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<i64, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_int64(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_uint16(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u16, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_uint16(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_uint32(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u32, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_uint32(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn read_uint64(&self, cancellable: Option<&impl IsA<Cancellable>>) -> Result<u64, glib::Error> {
        unsafe {
            let mut error = ptr::null_mut();
            let ret = ffi::g_data_input_stream_read_uint64(
                self.as_ref().to_glib_none().0,
                cancellable.map(|p| p.as_ref()).to_glib_none().0,
                &mut error,
            );
            if error.is_null() {
                Ok(ret)
            } else {
                Err(from_glib_full(error))
            }
        }
    }

    fn set_byte_order(&self, order: DataStreamByteOrder) {
        unsafe {
            ffi::g_data_input_stream_set_byte_order(
                self.as_ref().to_glib_none().0,
                order.into_glib(),
            );
        }
    }

    fn set_newline_type(&self, type_: DataStreamNewlineType) {
        unsafe {
            ffi::g_data_input_stream_set_newline_type(
                self.as_ref().to_glib_none().0,
                type_.into_glib(),
            );
        }
    }

    fn connect_byte_order_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_byte_order_trampoline<
            P: IsA<DataInputStream>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GDataInputStream,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(DataInputStream::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::byte-order\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_byte_order_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    fn connect_newline_type_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_newline_type_trampoline<
            P: IsA<DataInputStream>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GDataInputStream,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(DataInputStream::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::newline-type\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_newline_type_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl fmt::Display for DataInputStream {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str("DataInputStream")
    }
}