src/auto/popover.rs

// 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::Align;
use crate::Bin;
use crate::Buildable;
use crate::Container;
#[cfg(any(feature = "v3_20", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
use crate::PopoverConstraint;
use crate::PositionType;
use crate::ResizeMode;
use crate::Widget;
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! {
    #[doc(alias = "GtkPopover")]
    pub struct Popover(Object<ffi::GtkPopover, ffi::GtkPopoverClass>) @extends Bin, Container, Widget, @implements Buildable;

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

impl Popover {
    #[doc(alias = "gtk_popover_new")]
    pub fn new<P: IsA<Widget>>(relative_to: Option<&P>) -> Popover {
        assert_initialized_main_thread!();
        unsafe {
            Widget::from_glib_none(ffi::gtk_popover_new(
                relative_to.map(|p| p.as_ref()).to_glib_none().0,
            ))
            .unsafe_cast()
        }
    }

    #[doc(alias = "gtk_popover_new_from_model")]
    #[doc(alias = "new_from_model")]
    pub fn from_model<P: IsA<Widget>, Q: IsA<gio::MenuModel>>(
        relative_to: Option<&P>,
        model: &Q,
    ) -> Popover {
        assert_initialized_main_thread!();
        unsafe {
            Widget::from_glib_none(ffi::gtk_popover_new_from_model(
                relative_to.map(|p| p.as_ref()).to_glib_none().0,
                model.as_ref().to_glib_none().0,
            ))
            .unsafe_cast()
        }
    }

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

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`Popover`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
pub struct PopoverBuilder {
    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    constrain_to: Option<PopoverConstraint>,
    modal: Option<bool>,
    pointing_to: Option<gdk::Rectangle>,
    position: Option<PositionType>,
    relative_to: Option<Widget>,
    #[cfg_attr(feature = "v3_22", deprecated = "Since 3.22")]
    transitions_enabled: Option<bool>,
    border_width: Option<u32>,
    child: Option<Widget>,
    resize_mode: Option<ResizeMode>,
    app_paintable: Option<bool>,
    can_default: Option<bool>,
    can_focus: Option<bool>,
    events: Option<gdk::EventMask>,
    expand: Option<bool>,
    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    focus_on_click: Option<bool>,
    halign: Option<Align>,
    has_default: Option<bool>,
    has_focus: Option<bool>,
    has_tooltip: Option<bool>,
    height_request: Option<i32>,
    hexpand: Option<bool>,
    hexpand_set: Option<bool>,
    is_focus: Option<bool>,
    margin: Option<i32>,
    margin_bottom: Option<i32>,
    margin_end: Option<i32>,
    margin_start: Option<i32>,
    margin_top: Option<i32>,
    name: Option<String>,
    no_show_all: Option<bool>,
    opacity: Option<f64>,
    parent: Option<Container>,
    receives_default: Option<bool>,
    sensitive: Option<bool>,
    tooltip_markup: Option<String>,
    tooltip_text: Option<String>,
    valign: Option<Align>,
    vexpand: Option<bool>,
    vexpand_set: Option<bool>,
    visible: Option<bool>,
    width_request: Option<i32>,
}

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

    // rustdoc-stripper-ignore-next
    /// Build the [`Popover`].
    pub fn build(self) -> Popover {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        #[cfg(any(feature = "v3_20", feature = "dox"))]
        if let Some(ref constrain_to) = self.constrain_to {
            properties.push(("constrain-to", constrain_to));
        }
        if let Some(ref modal) = self.modal {
            properties.push(("modal", modal));
        }
        if let Some(ref pointing_to) = self.pointing_to {
            properties.push(("pointing-to", pointing_to));
        }
        if let Some(ref position) = self.position {
            properties.push(("position", position));
        }
        if let Some(ref relative_to) = self.relative_to {
            properties.push(("relative-to", relative_to));
        }
        if let Some(ref transitions_enabled) = self.transitions_enabled {
            properties.push(("transitions-enabled", transitions_enabled));
        }
        if let Some(ref border_width) = self.border_width {
            properties.push(("border-width", border_width));
        }
        if let Some(ref child) = self.child {
            properties.push(("child", child));
        }
        if let Some(ref resize_mode) = self.resize_mode {
            properties.push(("resize-mode", resize_mode));
        }
        if let Some(ref app_paintable) = self.app_paintable {
            properties.push(("app-paintable", app_paintable));
        }
        if let Some(ref can_default) = self.can_default {
            properties.push(("can-default", can_default));
        }
        if let Some(ref can_focus) = self.can_focus {
            properties.push(("can-focus", can_focus));
        }
        if let Some(ref events) = self.events {
            properties.push(("events", events));
        }
        if let Some(ref expand) = self.expand {
            properties.push(("expand", expand));
        }
        #[cfg(any(feature = "v3_20", feature = "dox"))]
        if let Some(ref focus_on_click) = self.focus_on_click {
            properties.push(("focus-on-click", focus_on_click));
        }
        if let Some(ref halign) = self.halign {
            properties.push(("halign", halign));
        }
        if let Some(ref has_default) = self.has_default {
            properties.push(("has-default", has_default));
        }
        if let Some(ref has_focus) = self.has_focus {
            properties.push(("has-focus", has_focus));
        }
        if let Some(ref has_tooltip) = self.has_tooltip {
            properties.push(("has-tooltip", has_tooltip));
        }
        if let Some(ref height_request) = self.height_request {
            properties.push(("height-request", height_request));
        }
        if let Some(ref hexpand) = self.hexpand {
            properties.push(("hexpand", hexpand));
        }
        if let Some(ref hexpand_set) = self.hexpand_set {
            properties.push(("hexpand-set", hexpand_set));
        }
        if let Some(ref is_focus) = self.is_focus {
            properties.push(("is-focus", is_focus));
        }
        if let Some(ref margin) = self.margin {
            properties.push(("margin", margin));
        }
        if let Some(ref margin_bottom) = self.margin_bottom {
            properties.push(("margin-bottom", margin_bottom));
        }
        if let Some(ref margin_end) = self.margin_end {
            properties.push(("margin-end", margin_end));
        }
        if let Some(ref margin_start) = self.margin_start {
            properties.push(("margin-start", margin_start));
        }
        if let Some(ref margin_top) = self.margin_top {
            properties.push(("margin-top", margin_top));
        }
        if let Some(ref name) = self.name {
            properties.push(("name", name));
        }
        if let Some(ref no_show_all) = self.no_show_all {
            properties.push(("no-show-all", no_show_all));
        }
        if let Some(ref opacity) = self.opacity {
            properties.push(("opacity", opacity));
        }
        if let Some(ref parent) = self.parent {
            properties.push(("parent", parent));
        }
        if let Some(ref receives_default) = self.receives_default {
            properties.push(("receives-default", receives_default));
        }
        if let Some(ref sensitive) = self.sensitive {
            properties.push(("sensitive", sensitive));
        }
        if let Some(ref tooltip_markup) = self.tooltip_markup {
            properties.push(("tooltip-markup", tooltip_markup));
        }
        if let Some(ref tooltip_text) = self.tooltip_text {
            properties.push(("tooltip-text", tooltip_text));
        }
        if let Some(ref valign) = self.valign {
            properties.push(("valign", valign));
        }
        if let Some(ref vexpand) = self.vexpand {
            properties.push(("vexpand", vexpand));
        }
        if let Some(ref vexpand_set) = self.vexpand_set {
            properties.push(("vexpand-set", vexpand_set));
        }
        if let Some(ref visible) = self.visible {
            properties.push(("visible", visible));
        }
        if let Some(ref width_request) = self.width_request {
            properties.push(("width-request", width_request));
        }
        glib::Object::new::<Popover>(&properties).expect("Failed to create an instance of Popover")
    }

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    pub fn constrain_to(mut self, constrain_to: PopoverConstraint) -> Self {
        self.constrain_to = Some(constrain_to);
        self
    }

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

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

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

    pub fn relative_to<P: IsA<Widget>>(mut self, relative_to: &P) -> Self {
        self.relative_to = Some(relative_to.clone().upcast());
        self
    }

    #[cfg_attr(feature = "v3_22", deprecated = "Since 3.22")]
    pub fn transitions_enabled(mut self, transitions_enabled: bool) -> Self {
        self.transitions_enabled = Some(transitions_enabled);
        self
    }

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

    pub fn child<P: IsA<Widget>>(mut self, child: &P) -> Self {
        self.child = Some(child.clone().upcast());
        self
    }

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

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

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

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

    pub fn events(mut self, events: gdk::EventMask) -> Self {
        self.events = Some(events);
        self
    }

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

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    pub fn focus_on_click(mut self, focus_on_click: bool) -> Self {
        self.focus_on_click = Some(focus_on_click);
        self
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    pub fn parent<P: IsA<Container>>(mut self, parent: &P) -> Self {
        self.parent = Some(parent.clone().upcast());
        self
    }

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

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

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

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

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

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

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

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

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

pub const NONE_POPOVER: Option<&Popover> = None;

pub trait PopoverExt: 'static {
    #[doc(alias = "gtk_popover_bind_model")]
    fn bind_model<P: IsA<gio::MenuModel>>(&self, model: Option<&P>, action_namespace: Option<&str>);

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    #[doc(alias = "gtk_popover_get_constrain_to")]
    #[doc(alias = "get_constrain_to")]
    fn constrain_to(&self) -> PopoverConstraint;

    #[doc(alias = "gtk_popover_get_default_widget")]
    #[doc(alias = "get_default_widget")]
    fn default_widget(&self) -> Option<Widget>;

    #[doc(alias = "gtk_popover_get_modal")]
    #[doc(alias = "get_modal")]
    fn is_modal(&self) -> bool;

    #[doc(alias = "gtk_popover_get_pointing_to")]
    #[doc(alias = "get_pointing_to")]
    fn pointing_to(&self) -> Option<gdk::Rectangle>;

    #[doc(alias = "gtk_popover_get_position")]
    #[doc(alias = "get_position")]
    fn position(&self) -> PositionType;

    #[doc(alias = "gtk_popover_get_relative_to")]
    #[doc(alias = "get_relative_to")]
    fn relative_to(&self) -> Option<Widget>;

    #[cfg_attr(feature = "v3_22", deprecated = "Since 3.22")]
    #[doc(alias = "gtk_popover_get_transitions_enabled")]
    #[doc(alias = "get_transitions_enabled")]
    fn is_transitions_enabled(&self) -> bool;

    #[cfg(any(feature = "v3_22", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_22")))]
    #[doc(alias = "gtk_popover_popdown")]
    fn popdown(&self);

    #[cfg(any(feature = "v3_22", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_22")))]
    #[doc(alias = "gtk_popover_popup")]
    fn popup(&self);

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    #[doc(alias = "gtk_popover_set_constrain_to")]
    fn set_constrain_to(&self, constraint: PopoverConstraint);

    #[doc(alias = "gtk_popover_set_default_widget")]
    fn set_default_widget<P: IsA<Widget>>(&self, widget: Option<&P>);

    #[doc(alias = "gtk_popover_set_modal")]
    fn set_modal(&self, modal: bool);

    #[doc(alias = "gtk_popover_set_pointing_to")]
    fn set_pointing_to(&self, rect: &gdk::Rectangle);

    #[doc(alias = "gtk_popover_set_position")]
    fn set_position(&self, position: PositionType);

    #[doc(alias = "gtk_popover_set_relative_to")]
    fn set_relative_to<P: IsA<Widget>>(&self, relative_to: Option<&P>);

    #[cfg_attr(feature = "v3_22", deprecated = "Since 3.22")]
    #[doc(alias = "gtk_popover_set_transitions_enabled")]
    fn set_transitions_enabled(&self, transitions_enabled: bool);

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

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    #[doc(alias = "constrain-to")]
    fn connect_constrain_to_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;

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

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

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

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

    #[cfg_attr(feature = "v3_22", deprecated = "Since 3.22")]
    #[doc(alias = "transitions-enabled")]
    fn connect_transitions_enabled_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}

impl<O: IsA<Popover>> PopoverExt for O {
    fn bind_model<P: IsA<gio::MenuModel>>(
        &self,
        model: Option<&P>,
        action_namespace: Option<&str>,
    ) {
        unsafe {
            ffi::gtk_popover_bind_model(
                self.as_ref().to_glib_none().0,
                model.map(|p| p.as_ref()).to_glib_none().0,
                action_namespace.to_glib_none().0,
            );
        }
    }

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    fn constrain_to(&self) -> PopoverConstraint {
        unsafe {
            from_glib(ffi::gtk_popover_get_constrain_to(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn default_widget(&self) -> Option<Widget> {
        unsafe {
            from_glib_none(ffi::gtk_popover_get_default_widget(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn is_modal(&self) -> bool {
        unsafe { from_glib(ffi::gtk_popover_get_modal(self.as_ref().to_glib_none().0)) }
    }

    fn pointing_to(&self) -> Option<gdk::Rectangle> {
        unsafe {
            let mut rect = gdk::Rectangle::uninitialized();
            let ret = from_glib(ffi::gtk_popover_get_pointing_to(
                self.as_ref().to_glib_none().0,
                rect.to_glib_none_mut().0,
            ));
            if ret {
                Some(rect)
            } else {
                None
            }
        }
    }

    fn position(&self) -> PositionType {
        unsafe {
            from_glib(ffi::gtk_popover_get_position(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn relative_to(&self) -> Option<Widget> {
        unsafe {
            from_glib_none(ffi::gtk_popover_get_relative_to(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn is_transitions_enabled(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_popover_get_transitions_enabled(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    #[cfg(any(feature = "v3_22", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_22")))]
    fn popdown(&self) {
        unsafe {
            ffi::gtk_popover_popdown(self.as_ref().to_glib_none().0);
        }
    }

    #[cfg(any(feature = "v3_22", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_22")))]
    fn popup(&self) {
        unsafe {
            ffi::gtk_popover_popup(self.as_ref().to_glib_none().0);
        }
    }

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    fn set_constrain_to(&self, constraint: PopoverConstraint) {
        unsafe {
            ffi::gtk_popover_set_constrain_to(
                self.as_ref().to_glib_none().0,
                constraint.into_glib(),
            );
        }
    }

    fn set_default_widget<P: IsA<Widget>>(&self, widget: Option<&P>) {
        unsafe {
            ffi::gtk_popover_set_default_widget(
                self.as_ref().to_glib_none().0,
                widget.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    fn set_modal(&self, modal: bool) {
        unsafe {
            ffi::gtk_popover_set_modal(self.as_ref().to_glib_none().0, modal.into_glib());
        }
    }

    fn set_pointing_to(&self, rect: &gdk::Rectangle) {
        unsafe {
            ffi::gtk_popover_set_pointing_to(self.as_ref().to_glib_none().0, rect.to_glib_none().0);
        }
    }

    fn set_position(&self, position: PositionType) {
        unsafe {
            ffi::gtk_popover_set_position(self.as_ref().to_glib_none().0, position.into_glib());
        }
    }

    fn set_relative_to<P: IsA<Widget>>(&self, relative_to: Option<&P>) {
        unsafe {
            ffi::gtk_popover_set_relative_to(
                self.as_ref().to_glib_none().0,
                relative_to.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    fn set_transitions_enabled(&self, transitions_enabled: bool) {
        unsafe {
            ffi::gtk_popover_set_transitions_enabled(
                self.as_ref().to_glib_none().0,
                transitions_enabled.into_glib(),
            );
        }
    }

    fn connect_closed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn closed_trampoline<P: IsA<Popover>, F: Fn(&P) + 'static>(
            this: *mut ffi::GtkPopover,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(Popover::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"closed\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    closed_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[cfg(any(feature = "v3_20", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v3_20")))]
    fn connect_constrain_to_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_constrain_to_trampoline<
            P: IsA<Popover>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkPopover,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(Popover::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::constrain-to\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_constrain_to_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

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

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

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

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

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

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