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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::object::IsA;
use glib::translate::*;
use gtk_sys;
use std::fmt;
use Widget;

glib_wrapper! {
    /// A `TextChildAnchor` is a spot in the buffer where child widgets can
    /// be “anchored” (inserted inline, as if they were characters). The anchor
    /// can have multiple widgets anchored, to allow for multiple views.
    ///
    /// # Implements
    ///
    /// [`TextChildAnchorExt`](trait.TextChildAnchorExt.html), [`glib::object::ObjectExt`](../glib/object/trait.ObjectExt.html)
    pub struct TextChildAnchor(Object<gtk_sys::GtkTextChildAnchor, gtk_sys::GtkTextChildAnchorClass, TextChildAnchorClass>);

    match fn {
        get_type => || gtk_sys::gtk_text_child_anchor_get_type(),
    }
}

impl TextChildAnchor {
    /// Creates a new `TextChildAnchor`. Usually you would then insert
    /// it into a `TextBuffer` with `TextBufferExt::insert_child_anchor`.
    /// To perform the creation and insertion in one step, use the
    /// convenience function `TextBufferExt::create_child_anchor`.
    ///
    /// # Returns
    ///
    /// a new `TextChildAnchor`
    pub fn new() -> TextChildAnchor {
        assert_initialized_main_thread!();
        unsafe { from_glib_full(gtk_sys::gtk_text_child_anchor_new()) }
    }
}

impl Default for TextChildAnchor {
    fn default() -> Self {
        Self::new()
    }
}

pub const NONE_TEXT_CHILD_ANCHOR: Option<&TextChildAnchor> = None;

/// Trait containing all `TextChildAnchor` methods.
///
/// # Implementors
///
/// [`TextChildAnchor`](struct.TextChildAnchor.html)
pub trait TextChildAnchorExt: 'static {
    /// Determines whether a child anchor has been deleted from
    /// the buffer. Keep in mind that the child anchor will be
    /// unreferenced when removed from the buffer, so you need to
    /// hold your own reference (with `gobject::ObjectExt::ref`) if you plan
    /// to use this function — otherwise all deleted child anchors
    /// will also be finalized.
    ///
    /// # Returns
    ///
    /// `true` if the child anchor has been deleted from its buffer
    fn get_deleted(&self) -> bool;

    /// Gets a list of all widgets anchored at this child anchor.
    /// The returned list should be freed with `glib::List::free`.
    ///
    /// # Returns
    ///
    /// list of widgets anchored at `self`
    fn get_widgets(&self) -> Vec<Widget>;
}

impl<O: IsA<TextChildAnchor>> TextChildAnchorExt for O {
    fn get_deleted(&self) -> bool {
        unsafe {
            from_glib(gtk_sys::gtk_text_child_anchor_get_deleted(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn get_widgets(&self) -> Vec<Widget> {
        unsafe {
            FromGlibPtrContainer::from_glib_container(gtk_sys::gtk_text_child_anchor_get_widgets(
                self.as_ref().to_glib_none().0,
            ))
        }
    }
}

impl fmt::Display for TextChildAnchor {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "TextChildAnchor")
    }
}