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

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::transmute;

glib::wrapper! {
    pub struct Tag(Object<ffi::GtkSourceTag, ffi::GtkSourceTagClass>) @extends gtk::TextTag;

    match fn {
        get_type => || ffi::gtk_source_tag_get_type(),
    }
}

impl Tag {
    /// Creates a `Tag`. Configure the tag using object arguments,
    /// i.e. using `glib::object::ObjectExt::set`.
    ///
    /// For usual cases, `BufferExt::create_source_tag` is more convenient to
    /// use.
    /// ## `name`
    /// tag name, or `None`.
    ///
    /// # Returns
    ///
    /// a new `Tag`.
    #[doc(alias = "gtk_source_tag_new")]
    pub fn new(name: Option<&str>) -> Tag {
        assert_initialized_main_thread!();
        unsafe {
            gtk::TextTag::from_glib_full(ffi::gtk_source_tag_new(name.to_glib_none().0))
                .unsafe_cast()
        }
    }
}

#[derive(Clone, Default)]
pub struct TagBuilder {
    draw_spaces: Option<bool>,
    draw_spaces_set: Option<bool>,
    accumulative_margin: Option<bool>,
    allow_breaks: Option<bool>,
    allow_breaks_set: Option<bool>,
    background: Option<String>,
    background_full_height: Option<bool>,
    background_full_height_set: Option<bool>,
    background_rgba: Option<gdk::RGBA>,
    background_set: Option<bool>,
    //direction: /*Unknown type*/,
    editable: Option<bool>,
    editable_set: Option<bool>,
    fallback: Option<bool>,
    fallback_set: Option<bool>,
    family: Option<String>,
    family_set: Option<bool>,
    font: Option<String>,
    font_desc: Option<pango::FontDescription>,
    font_features: Option<String>,
    font_features_set: Option<bool>,
    foreground: Option<String>,
    foreground_rgba: Option<gdk::RGBA>,
    foreground_set: Option<bool>,
    indent: Option<i32>,
    indent_set: Option<bool>,
    insert_hyphens: Option<bool>,
    insert_hyphens_set: Option<bool>,
    invisible: Option<bool>,
    invisible_set: Option<bool>,
    //justification: /*Unknown type*/,
    justification_set: Option<bool>,
    language: Option<String>,
    language_set: Option<bool>,
    left_margin: Option<i32>,
    left_margin_set: Option<bool>,
    letter_spacing: Option<i32>,
    letter_spacing_set: Option<bool>,
    name: Option<String>,
    //overline: /*Unknown type*/,
    overline_rgba: Option<gdk::RGBA>,
    overline_rgba_set: Option<bool>,
    overline_set: Option<bool>,
    paragraph_background: Option<String>,
    paragraph_background_rgba: Option<gdk::RGBA>,
    paragraph_background_set: Option<bool>,
    pixels_above_lines: Option<i32>,
    pixels_above_lines_set: Option<bool>,
    pixels_below_lines: Option<i32>,
    pixels_below_lines_set: Option<bool>,
    pixels_inside_wrap: Option<i32>,
    pixels_inside_wrap_set: Option<bool>,
    right_margin: Option<i32>,
    right_margin_set: Option<bool>,
    rise: Option<i32>,
    rise_set: Option<bool>,
    scale: Option<f64>,
    scale_set: Option<bool>,
    //show-spaces: /*Unknown type*/,
    show_spaces_set: Option<bool>,
    size: Option<i32>,
    size_points: Option<f64>,
    size_set: Option<bool>,
    //stretch: /*Unknown type*/,
    stretch_set: Option<bool>,
    strikethrough: Option<bool>,
    strikethrough_rgba: Option<gdk::RGBA>,
    strikethrough_rgba_set: Option<bool>,
    strikethrough_set: Option<bool>,
    //style: /*Unknown type*/,
    style_set: Option<bool>,
    //tabs: /*Unknown type*/,
    tabs_set: Option<bool>,
    underline: Option<pango::Underline>,
    underline_rgba: Option<gdk::RGBA>,
    underline_rgba_set: Option<bool>,
    underline_set: Option<bool>,
    //variant: /*Unknown type*/,
    variant_set: Option<bool>,
    weight: Option<i32>,
    weight_set: Option<bool>,
    wrap_mode: Option<gtk::WrapMode>,
    wrap_mode_set: Option<bool>,
}

impl TagBuilder {
    pub fn new() -> Self {
        Self::default()
    }

    pub fn build(self) -> Tag {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref draw_spaces) = self.draw_spaces {
            properties.push(("draw-spaces", draw_spaces));
        }
        if let Some(ref draw_spaces_set) = self.draw_spaces_set {
            properties.push(("draw-spaces-set", draw_spaces_set));
        }
        if let Some(ref accumulative_margin) = self.accumulative_margin {
            properties.push(("accumulative-margin", accumulative_margin));
        }
        if let Some(ref allow_breaks) = self.allow_breaks {
            properties.push(("allow-breaks", allow_breaks));
        }
        if let Some(ref allow_breaks_set) = self.allow_breaks_set {
            properties.push(("allow-breaks-set", allow_breaks_set));
        }
        if let Some(ref background) = self.background {
            properties.push(("background", background));
        }
        if let Some(ref background_full_height) = self.background_full_height {
            properties.push(("background-full-height", background_full_height));
        }
        if let Some(ref background_full_height_set) = self.background_full_height_set {
            properties.push(("background-full-height-set", background_full_height_set));
        }
        if let Some(ref background_rgba) = self.background_rgba {
            properties.push(("background-rgba", background_rgba));
        }
        if let Some(ref background_set) = self.background_set {
            properties.push(("background-set", background_set));
        }
        if let Some(ref editable) = self.editable {
            properties.push(("editable", editable));
        }
        if let Some(ref editable_set) = self.editable_set {
            properties.push(("editable-set", editable_set));
        }
        if let Some(ref fallback) = self.fallback {
            properties.push(("fallback", fallback));
        }
        if let Some(ref fallback_set) = self.fallback_set {
            properties.push(("fallback-set", fallback_set));
        }
        if let Some(ref family) = self.family {
            properties.push(("family", family));
        }
        if let Some(ref family_set) = self.family_set {
            properties.push(("family-set", family_set));
        }
        if let Some(ref font) = self.font {
            properties.push(("font", font));
        }
        if let Some(ref font_desc) = self.font_desc {
            properties.push(("font-desc", font_desc));
        }
        if let Some(ref font_features) = self.font_features {
            properties.push(("font-features", font_features));
        }
        if let Some(ref font_features_set) = self.font_features_set {
            properties.push(("font-features-set", font_features_set));
        }
        if let Some(ref foreground) = self.foreground {
            properties.push(("foreground", foreground));
        }
        if let Some(ref foreground_rgba) = self.foreground_rgba {
            properties.push(("foreground-rgba", foreground_rgba));
        }
        if let Some(ref foreground_set) = self.foreground_set {
            properties.push(("foreground-set", foreground_set));
        }
        if let Some(ref indent) = self.indent {
            properties.push(("indent", indent));
        }
        if let Some(ref indent_set) = self.indent_set {
            properties.push(("indent-set", indent_set));
        }
        if let Some(ref insert_hyphens) = self.insert_hyphens {
            properties.push(("insert-hyphens", insert_hyphens));
        }
        if let Some(ref insert_hyphens_set) = self.insert_hyphens_set {
            properties.push(("insert-hyphens-set", insert_hyphens_set));
        }
        if let Some(ref invisible) = self.invisible {
            properties.push(("invisible", invisible));
        }
        if let Some(ref invisible_set) = self.invisible_set {
            properties.push(("invisible-set", invisible_set));
        }
        if let Some(ref justification_set) = self.justification_set {
            properties.push(("justification-set", justification_set));
        }
        if let Some(ref language) = self.language {
            properties.push(("language", language));
        }
        if let Some(ref language_set) = self.language_set {
            properties.push(("language-set", language_set));
        }
        if let Some(ref left_margin) = self.left_margin {
            properties.push(("left-margin", left_margin));
        }
        if let Some(ref left_margin_set) = self.left_margin_set {
            properties.push(("left-margin-set", left_margin_set));
        }
        if let Some(ref letter_spacing) = self.letter_spacing {
            properties.push(("letter-spacing", letter_spacing));
        }
        if let Some(ref letter_spacing_set) = self.letter_spacing_set {
            properties.push(("letter-spacing-set", letter_spacing_set));
        }
        if let Some(ref name) = self.name {
            properties.push(("name", name));
        }
        if let Some(ref overline_rgba) = self.overline_rgba {
            properties.push(("overline-rgba", overline_rgba));
        }
        if let Some(ref overline_rgba_set) = self.overline_rgba_set {
            properties.push(("overline-rgba-set", overline_rgba_set));
        }
        if let Some(ref overline_set) = self.overline_set {
            properties.push(("overline-set", overline_set));
        }
        if let Some(ref paragraph_background) = self.paragraph_background {
            properties.push(("paragraph-background", paragraph_background));
        }
        if let Some(ref paragraph_background_rgba) = self.paragraph_background_rgba {
            properties.push(("paragraph-background-rgba", paragraph_background_rgba));
        }
        if let Some(ref paragraph_background_set) = self.paragraph_background_set {
            properties.push(("paragraph-background-set", paragraph_background_set));
        }
        if let Some(ref pixels_above_lines) = self.pixels_above_lines {
            properties.push(("pixels-above-lines", pixels_above_lines));
        }
        if let Some(ref pixels_above_lines_set) = self.pixels_above_lines_set {
            properties.push(("pixels-above-lines-set", pixels_above_lines_set));
        }
        if let Some(ref pixels_below_lines) = self.pixels_below_lines {
            properties.push(("pixels-below-lines", pixels_below_lines));
        }
        if let Some(ref pixels_below_lines_set) = self.pixels_below_lines_set {
            properties.push(("pixels-below-lines-set", pixels_below_lines_set));
        }
        if let Some(ref pixels_inside_wrap) = self.pixels_inside_wrap {
            properties.push(("pixels-inside-wrap", pixels_inside_wrap));
        }
        if let Some(ref pixels_inside_wrap_set) = self.pixels_inside_wrap_set {
            properties.push(("pixels-inside-wrap-set", pixels_inside_wrap_set));
        }
        if let Some(ref right_margin) = self.right_margin {
            properties.push(("right-margin", right_margin));
        }
        if let Some(ref right_margin_set) = self.right_margin_set {
            properties.push(("right-margin-set", right_margin_set));
        }
        if let Some(ref rise) = self.rise {
            properties.push(("rise", rise));
        }
        if let Some(ref rise_set) = self.rise_set {
            properties.push(("rise-set", rise_set));
        }
        if let Some(ref scale) = self.scale {
            properties.push(("scale", scale));
        }
        if let Some(ref scale_set) = self.scale_set {
            properties.push(("scale-set", scale_set));
        }
        if let Some(ref show_spaces_set) = self.show_spaces_set {
            properties.push(("show-spaces-set", show_spaces_set));
        }
        if let Some(ref size) = self.size {
            properties.push(("size", size));
        }
        if let Some(ref size_points) = self.size_points {
            properties.push(("size-points", size_points));
        }
        if let Some(ref size_set) = self.size_set {
            properties.push(("size-set", size_set));
        }
        if let Some(ref stretch_set) = self.stretch_set {
            properties.push(("stretch-set", stretch_set));
        }
        if let Some(ref strikethrough) = self.strikethrough {
            properties.push(("strikethrough", strikethrough));
        }
        if let Some(ref strikethrough_rgba) = self.strikethrough_rgba {
            properties.push(("strikethrough-rgba", strikethrough_rgba));
        }
        if let Some(ref strikethrough_rgba_set) = self.strikethrough_rgba_set {
            properties.push(("strikethrough-rgba-set", strikethrough_rgba_set));
        }
        if let Some(ref strikethrough_set) = self.strikethrough_set {
            properties.push(("strikethrough-set", strikethrough_set));
        }
        if let Some(ref style_set) = self.style_set {
            properties.push(("style-set", style_set));
        }
        if let Some(ref tabs_set) = self.tabs_set {
            properties.push(("tabs-set", tabs_set));
        }
        if let Some(ref underline) = self.underline {
            properties.push(("underline", underline));
        }
        if let Some(ref underline_rgba) = self.underline_rgba {
            properties.push(("underline-rgba", underline_rgba));
        }
        if let Some(ref underline_rgba_set) = self.underline_rgba_set {
            properties.push(("underline-rgba-set", underline_rgba_set));
        }
        if let Some(ref underline_set) = self.underline_set {
            properties.push(("underline-set", underline_set));
        }
        if let Some(ref variant_set) = self.variant_set {
            properties.push(("variant-set", variant_set));
        }
        if let Some(ref weight) = self.weight {
            properties.push(("weight", weight));
        }
        if let Some(ref weight_set) = self.weight_set {
            properties.push(("weight-set", weight_set));
        }
        if let Some(ref wrap_mode) = self.wrap_mode {
            properties.push(("wrap-mode", wrap_mode));
        }
        if let Some(ref wrap_mode_set) = self.wrap_mode_set {
            properties.push(("wrap-mode-set", wrap_mode_set));
        }
        let ret = glib::Object::new::<Tag>(&properties).expect("object new");
        ret
    }

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

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

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

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

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

    pub fn background(mut self, background: &str) -> Self {
        self.background = Some(background.to_string());
        self
    }

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

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

    pub fn background_rgba(mut self, background_rgba: &gdk::RGBA) -> Self {
        self.background_rgba = Some(background_rgba.clone());
        self
    }

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

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

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

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

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

    pub fn family(mut self, family: &str) -> Self {
        self.family = Some(family.to_string());
        self
    }

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

    pub fn font(mut self, font: &str) -> Self {
        self.font = Some(font.to_string());
        self
    }

    pub fn font_desc(mut self, font_desc: &pango::FontDescription) -> Self {
        self.font_desc = Some(font_desc.clone());
        self
    }

    pub fn font_features(mut self, font_features: &str) -> Self {
        self.font_features = Some(font_features.to_string());
        self
    }

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

    pub fn foreground(mut self, foreground: &str) -> Self {
        self.foreground = Some(foreground.to_string());
        self
    }

    pub fn foreground_rgba(mut self, foreground_rgba: &gdk::RGBA) -> Self {
        self.foreground_rgba = Some(foreground_rgba.clone());
        self
    }

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

    pub fn indent(mut self, indent: i32) -> Self {
        self.indent = Some(indent);
        self
    }

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

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

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

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

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

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

    pub fn language(mut self, language: &str) -> Self {
        self.language = Some(language.to_string());
        self
    }

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

    pub fn left_margin(mut self, left_margin: i32) -> Self {
        self.left_margin = Some(left_margin);
        self
    }

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

    pub fn letter_spacing(mut self, letter_spacing: i32) -> Self {
        self.letter_spacing = Some(letter_spacing);
        self
    }

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

    pub fn name(mut self, name: &str) -> Self {
        self.name = Some(name.to_string());
        self
    }

    pub fn overline_rgba(mut self, overline_rgba: &gdk::RGBA) -> Self {
        self.overline_rgba = Some(overline_rgba.clone());
        self
    }

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

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

    pub fn paragraph_background(mut self, paragraph_background: &str) -> Self {
        self.paragraph_background = Some(paragraph_background.to_string());
        self
    }

    pub fn paragraph_background_rgba(mut self, paragraph_background_rgba: &gdk::RGBA) -> Self {
        self.paragraph_background_rgba = Some(paragraph_background_rgba.clone());
        self
    }

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

    pub fn pixels_above_lines(mut self, pixels_above_lines: i32) -> Self {
        self.pixels_above_lines = Some(pixels_above_lines);
        self
    }

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

    pub fn pixels_below_lines(mut self, pixels_below_lines: i32) -> Self {
        self.pixels_below_lines = Some(pixels_below_lines);
        self
    }

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

    pub fn pixels_inside_wrap(mut self, pixels_inside_wrap: i32) -> Self {
        self.pixels_inside_wrap = Some(pixels_inside_wrap);
        self
    }

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

    pub fn right_margin(mut self, right_margin: i32) -> Self {
        self.right_margin = Some(right_margin);
        self
    }

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

    pub fn rise(mut self, rise: i32) -> Self {
        self.rise = Some(rise);
        self
    }

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

    pub fn scale(mut self, scale: f64) -> Self {
        self.scale = Some(scale);
        self
    }

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

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

    pub fn size(mut self, size: i32) -> Self {
        self.size = Some(size);
        self
    }

    pub fn size_points(mut self, size_points: f64) -> Self {
        self.size_points = Some(size_points);
        self
    }

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

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

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

    pub fn strikethrough_rgba(mut self, strikethrough_rgba: &gdk::RGBA) -> Self {
        self.strikethrough_rgba = Some(strikethrough_rgba.clone());
        self
    }

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

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

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

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

    pub fn underline(mut self, underline: pango::Underline) -> Self {
        self.underline = Some(underline);
        self
    }

    pub fn underline_rgba(mut self, underline_rgba: &gdk::RGBA) -> Self {
        self.underline_rgba = Some(underline_rgba.clone());
        self
    }

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

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

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

    pub fn weight(mut self, weight: i32) -> Self {
        self.weight = Some(weight);
        self
    }

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

    pub fn wrap_mode(mut self, wrap_mode: gtk::WrapMode) -> Self {
        self.wrap_mode = Some(wrap_mode);
        self
    }

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

pub const NONE_TAG: Option<&Tag> = None;

/// Trait containing all `Tag` methods.
///
/// # Implementors
///
/// [`Tag`](struct.Tag.html)
pub trait TagExt: 'static {
    /// Whether to draw white spaces. This property takes precedence over the value
    /// defined by the `SpaceDrawer`'s `SpaceDrawer:matrix` property
    /// (only where the tag is applied).
    ///
    /// Setting this property also changes `Tag:draw-spaces-set` to
    /// `true`.
    fn get_property_draw_spaces(&self) -> bool;

    /// Whether to draw white spaces. This property takes precedence over the value
    /// defined by the `SpaceDrawer`'s `SpaceDrawer:matrix` property
    /// (only where the tag is applied).
    ///
    /// Setting this property also changes `Tag:draw-spaces-set` to
    /// `true`.
    fn set_property_draw_spaces(&self, draw_spaces: bool);

    /// Whether the `Tag:draw-spaces` property is set and must be
    /// taken into account.
    fn get_property_draw_spaces_set(&self) -> bool;

    /// Whether the `Tag:draw-spaces` property is set and must be
    /// taken into account.
    fn set_property_draw_spaces_set(&self, draw_spaces_set: bool);

    fn connect_property_draw_spaces_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

    fn connect_property_draw_spaces_set_notify<F: Fn(&Self) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId;
}

impl<O: IsA<Tag>> TagExt for O {
    fn get_property_draw_spaces(&self) -> bool {
        unsafe {
            let mut value = glib::Value::from_type(<bool as StaticType>::static_type());
            glib::gobject_ffi::g_object_get_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"draw-spaces\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `draw-spaces` getter")
                .unwrap()
        }
    }

    fn set_property_draw_spaces(&self, draw_spaces: bool) {
        unsafe {
            glib::gobject_ffi::g_object_set_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"draw-spaces\0".as_ptr() as *const _,
                glib::Value::from(&draw_spaces).to_glib_none().0,
            );
        }
    }

    fn get_property_draw_spaces_set(&self) -> bool {
        unsafe {
            let mut value = glib::Value::from_type(<bool as StaticType>::static_type());
            glib::gobject_ffi::g_object_get_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"draw-spaces-set\0".as_ptr() as *const _,
                value.to_glib_none_mut().0,
            );
            value
                .get()
                .expect("Return Value for property `draw-spaces-set` getter")
                .unwrap()
        }
    }

    fn set_property_draw_spaces_set(&self, draw_spaces_set: bool) {
        unsafe {
            glib::gobject_ffi::g_object_set_property(
                self.to_glib_none().0 as *mut glib::gobject_ffi::GObject,
                b"draw-spaces-set\0".as_ptr() as *const _,
                glib::Value::from(&draw_spaces_set).to_glib_none().0,
            );
        }
    }

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

    fn connect_property_draw_spaces_set_notify<F: Fn(&Self) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_draw_spaces_set_trampoline<P, F: Fn(&P) + 'static>(
            this: *mut ffi::GtkSourceTag,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) where
            P: IsA<Tag>,
        {
            let f: &F = &*(f as *const F);
            f(&Tag::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::draw-spaces-set\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_draw_spaces_set_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

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