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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 glib::translate::*;
#[cfg(any(feature = "v1_10", feature = "dox"))]
use glib::GString;
use gst_sys;
use Object;
#[cfg(any(feature = "v1_10", feature = "dox"))]
use Stream;

glib_wrapper! {
    /// A collection of `Stream` that are available.
    ///
    /// A `StreamCollection` will be provided by elements that can make those
    /// streams available. Applications can use the collection to show the user
    /// what streams are available by using `StreamCollection::get_stream`()
    ///
    /// Once posted, a `StreamCollection` is immutable. Updates are made by sending
    /// a new `StreamCollection` message, which may or may not share some of
    /// the `Stream` objects from the collection it replaces. The receiver can check
    /// the sender of a stream collection message to know which collection is
    /// obsoleted.
    ///
    /// Several elements in a pipeline can provide `StreamCollection`.
    ///
    /// Applications can activate streams from a collection by using the
    /// `EventType::SelectStreams` event on a pipeline, bin or element.
    ///
    /// Feature: `v1_10`
    ///
    /// # Implements
    ///
    /// [`GstObjectExt`](trait.GstObjectExt.html), [`glib::object::ObjectExt`](../glib/object/trait.ObjectExt.html)
    pub struct StreamCollection(Object<gst_sys::GstStreamCollection, gst_sys::GstStreamCollectionClass, StreamCollectionClass>) @extends Object;

    match fn {
        get_type => || gst_sys::gst_stream_collection_get_type(),
    }
}

impl StreamCollection {
    /// Get the number of streams this collection contains
    ///
    /// Feature: `v1_10`
    ///
    ///
    /// # Returns
    ///
    /// The number of streams that `self` contains
    #[cfg(any(feature = "v1_10", feature = "dox"))]
    pub fn get_size(&self) -> u32 {
        unsafe { gst_sys::gst_stream_collection_get_size(self.to_glib_none().0) }
    }

    /// Retrieve the `Stream` with index `index` from the collection.
    ///
    /// The caller should not modify the returned `Stream`
    ///
    /// Feature: `v1_10`
    ///
    /// ## `index`
    /// Index of the stream to retrieve
    ///
    /// # Returns
    ///
    /// A `Stream`
    #[cfg(any(feature = "v1_10", feature = "dox"))]
    pub fn get_stream(&self, index: u32) -> Option<Stream> {
        unsafe {
            from_glib_none(gst_sys::gst_stream_collection_get_stream(
                self.to_glib_none().0,
                index,
            ))
        }
    }

    /// Returns the upstream id of the `self`.
    ///
    /// Feature: `v1_10`
    ///
    ///
    /// # Returns
    ///
    /// The upstream id
    #[cfg(any(feature = "v1_10", feature = "dox"))]
    pub fn get_upstream_id(&self) -> Option<GString> {
        unsafe {
            from_glib_none(gst_sys::gst_stream_collection_get_upstream_id(
                self.to_glib_none().0,
            ))
        }
    }

    //pub fn connect_stream_notify<Unsupported or ignored types>(&self, f: F) -> SignalHandlerId {
    //    Ignored p0: GObject.ParamSpec
    //}
}

unsafe impl Send for StreamCollection {}
unsafe impl Sync for StreamCollection {}