// 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 crate::Accessible;
use crate::AccessibleRole;
use crate::Align;
use crate::ArrowType;
use crate::Buildable;
use crate::ConstraintTarget;
use crate::LayoutManager;
use crate::Overflow;
use crate::Popover;
use crate::Widget;
use glib::object::Cast;
use glib::object::IsA;
#[cfg(any(feature = "v4_4", feature = "dox"))]
#[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
use glib::object::ObjectExt;
use glib::object::ObjectType as ObjectType_;
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! {
    /// The [`MenuButton`][crate::MenuButton] widget is used to display a popup when clicked.
    ///
    /// ![An example GtkMenuButton](menu-button.png)
    ///
    /// This popup can be provided either as a [`Popover`][crate::Popover] or as an abstract
    /// `GMenuModel`.
    ///
    /// The [`MenuButton`][crate::MenuButton] widget can show either an icon (set with the
    /// `property::MenuButton::icon-name` property) or a label (set with the
    /// `property::MenuButton::label` property). If neither is explicitly set,
    /// a [`Image`][crate::Image] is automatically created, using an arrow image oriented
    /// according to `property::MenuButton::direction` or the generic
    /// “open-menu-symbolic” icon if the direction is not set.
    ///
    /// The positioning of the popup is determined by the
    /// `property::MenuButton::direction` property of the menu button.
    ///
    /// For menus, the `property::Widget::halign` and `property::Widget::valign`
    /// properties of the menu are also taken into account. For example, when the
    /// direction is [`ArrowType::Down`][crate::ArrowType::Down] and the horizontal alignment is [`Align::Start`][crate::Align::Start],
    /// the menu will be positioned below the button, with the starting edge
    /// (depending on the text direction) of the menu aligned with the starting
    /// edge of the button. If there is not enough space below the button, the
    /// menu is popped up above the button instead. If the alignment would move
    /// part of the menu offscreen, it is “pushed in”.
    ///
    /// | | start | center | end |
    /// | - | --- | --- | --- |
    /// | **down** | ![](down-start.png) | ![](down-center.png) | ![](down-end.png) |
    /// | **up** | ![](up-start.png) | ![](up-center.png) | ![](up-end.png) |
    /// | **left** | ![](left-start.png) | ![](left-center.png) | ![](left-end.png) |
    /// | **right** | ![](right-start.png) | ![](right-center.png) | ![](right-end.png) |
    ///
    /// # CSS nodes
    ///
    /// ```text
    /// menubutton
    /// ╰── button.toggle
    ///     ╰── <content>
    ///          ╰── [arrow]
    /// ```
    ///
    /// [`MenuButton`][crate::MenuButton] has a single CSS node with name `menubutton`
    /// which contains a `button` node with a `.toggle` style class.
    ///
    /// If the button contains only an icon or an arrow, it will have the
    /// `.image-button` style class, if it contains both, it will have the
    /// `.arrow-button` style class.
    ///
    /// Inside the toggle button content, there is an `arrow` node for
    /// the indicator, which will carry one of the `.none`, `.up`, `.down`,
    /// `.left` or `.right` style classes to indicate the direction that
    /// the menu will appear in. The CSS is expected to provide a suitable
    /// image for each of these cases using the `-gtk-icon-source` property.
    ///
    /// Optionally, the `menubutton` node can carry the `.circular` style class
    /// to request a round appearance.
    ///
    /// # Accessibility
    ///
    /// [`MenuButton`][crate::MenuButton] uses the [`AccessibleRole::Button`][crate::AccessibleRole::Button] role.
    ///
    /// # Implements
    ///
    /// [`WidgetExt`][trait@crate::prelude::WidgetExt], [`trait@glib::ObjectExt`], [`AccessibleExt`][trait@crate::prelude::AccessibleExt], [`BuildableExt`][trait@crate::prelude::BuildableExt], [`ConstraintTargetExt`][trait@crate::prelude::ConstraintTargetExt], [`WidgetExtManual`][trait@crate::prelude::WidgetExtManual], [`AccessibleExtManual`][trait@crate::prelude::AccessibleExtManual]
    #[doc(alias = "GtkMenuButton")]
    pub struct MenuButton(Object<ffi::GtkMenuButton>) @extends Widget, @implements Accessible, Buildable, ConstraintTarget;

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

impl MenuButton {
    /// Creates a new [`MenuButton`][crate::MenuButton] widget with downwards-pointing
    /// arrow as the only child.
    ///
    /// You can replace the child widget with another [`Widget`][crate::Widget]
    /// should you wish to.
    ///
    /// # Returns
    ///
    /// The newly created [`MenuButton`][crate::MenuButton]
    #[doc(alias = "gtk_menu_button_new")]
    pub fn new() -> MenuButton {
        assert_initialized_main_thread!();
        unsafe { Widget::from_glib_none(ffi::gtk_menu_button_new()).unsafe_cast() }
    }

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

    /// Gets whether to show a dropdown arrow even when using an icon.
    ///
    /// # Returns
    ///
    /// whether to show a dropdown arrow even when using an icon
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "gtk_menu_button_get_always_show_arrow")]
    #[doc(alias = "get_always_show_arrow")]
    pub fn must_always_show_arrow(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_menu_button_get_always_show_arrow(
                self.to_glib_none().0,
            ))
        }
    }

    /// Returns the direction the popup will be pointing at when popped up.
    ///
    /// # Returns
    ///
    /// a [`ArrowType`][crate::ArrowType] value
    #[doc(alias = "gtk_menu_button_get_direction")]
    #[doc(alias = "get_direction")]
    pub fn direction(&self) -> ArrowType {
        unsafe { from_glib(ffi::gtk_menu_button_get_direction(self.to_glib_none().0)) }
    }

    /// Returns whether the button has a frame.
    ///
    /// # Returns
    ///
    /// [`true`] if the button has a frame
    #[doc(alias = "gtk_menu_button_get_has_frame")]
    #[doc(alias = "get_has_frame")]
    pub fn has_frame(&self) -> bool {
        unsafe { from_glib(ffi::gtk_menu_button_get_has_frame(self.to_glib_none().0)) }
    }

    /// Gets the name of the icon shown in the button.
    ///
    /// # Returns
    ///
    /// the name of the icon shown in the button
    #[doc(alias = "gtk_menu_button_get_icon_name")]
    #[doc(alias = "get_icon_name")]
    pub fn icon_name(&self) -> Option<glib::GString> {
        unsafe { from_glib_none(ffi::gtk_menu_button_get_icon_name(self.to_glib_none().0)) }
    }

    /// Gets the label shown in the button
    ///
    /// # Returns
    ///
    /// the label shown in the button
    #[doc(alias = "gtk_menu_button_get_label")]
    #[doc(alias = "get_label")]
    pub fn label(&self) -> Option<glib::GString> {
        unsafe { from_glib_none(ffi::gtk_menu_button_get_label(self.to_glib_none().0)) }
    }

    /// Returns the `GMenuModel` used to generate the popup.
    ///
    /// # Returns
    ///
    /// a `GMenuModel`
    #[doc(alias = "gtk_menu_button_get_menu_model")]
    #[doc(alias = "get_menu_model")]
    pub fn menu_model(&self) -> Option<gio::MenuModel> {
        unsafe { from_glib_none(ffi::gtk_menu_button_get_menu_model(self.to_glib_none().0)) }
    }

    /// Returns the [`Popover`][crate::Popover] that pops out of the button.
    ///
    /// If the button is not using a [`Popover`][crate::Popover], this function
    /// returns [`None`].
    ///
    /// # Returns
    ///
    /// a [`Popover`][crate::Popover] or [`None`]
    #[doc(alias = "gtk_menu_button_get_popover")]
    #[doc(alias = "get_popover")]
    pub fn popover(&self) -> Option<Popover> {
        unsafe { from_glib_none(ffi::gtk_menu_button_get_popover(self.to_glib_none().0)) }
    }

    /// Returns whether the menu button acts as a primary menu.
    ///
    /// # Returns
    ///
    /// [`true`] if the button is a primary menu
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "gtk_menu_button_get_primary")]
    #[doc(alias = "get_primary")]
    pub fn is_primary(&self) -> bool {
        unsafe { from_glib(ffi::gtk_menu_button_get_primary(self.to_glib_none().0)) }
    }

    /// Returns whether an embedded underline in the text indicates a
    /// mnemonic.
    ///
    /// # Returns
    ///
    /// [`true`] whether an embedded underline in the text indicates
    ///  the mnemonic accelerator keys.
    #[doc(alias = "gtk_menu_button_get_use_underline")]
    #[doc(alias = "get_use_underline")]
    pub fn uses_underline(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_menu_button_get_use_underline(
                self.to_glib_none().0,
            ))
        }
    }

    /// Dismiss the menu.
    #[doc(alias = "gtk_menu_button_popdown")]
    pub fn popdown(&self) {
        unsafe {
            ffi::gtk_menu_button_popdown(self.to_glib_none().0);
        }
    }

    /// Pop up the menu.
    #[doc(alias = "gtk_menu_button_popup")]
    pub fn popup(&self) {
        unsafe {
            ffi::gtk_menu_button_popup(self.to_glib_none().0);
        }
    }

    /// Sets whether to show a dropdown arrow even when using an icon.
    /// ## `always_show_arrow`
    /// hether to show a dropdown arrow even when using an icon
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "gtk_menu_button_set_always_show_arrow")]
    pub fn set_always_show_arrow(&self, always_show_arrow: bool) {
        unsafe {
            ffi::gtk_menu_button_set_always_show_arrow(
                self.to_glib_none().0,
                always_show_arrow.into_glib(),
            );
        }
    }

    /// Sets `func` to be called when a popup is about to be shown.
    ///
    /// `func` should use one of
    ///
    ///  - [``set_popover()``][`Self::set_popover()`]
    ///  - [``set_menu_model()``][`Self::set_menu_model()`]
    ///
    /// to set a popup for `self`.
    /// If `func` is non-[`None`], `self` will always be sensitive.
    ///
    /// Using this function will not reset the menu widget attached to
    /// `self`. Instead, this can be done manually in `func`.
    /// ## `func`
    /// function to call when a popup is about to
    ///  be shown, but none has been provided via other means, or [`None`]
    ///  to reset to default behavior.
    /// ## `destroy_notify`
    /// destroy notify for `user_data`
    #[doc(alias = "gtk_menu_button_set_create_popup_func")]
    pub fn set_create_popup_func<P: Fn(&MenuButton) + 'static>(&self, func: P) {
        let func_data: Box_<P> = Box_::new(func);
        unsafe extern "C" fn func_func<P: Fn(&MenuButton) + 'static>(
            menu_button: *mut ffi::GtkMenuButton,
            user_data: glib::ffi::gpointer,
        ) {
            let menu_button = from_glib_borrow(menu_button);
            let callback: &P = &*(user_data as *mut _);
            (*callback)(&menu_button);
        }
        let func = Some(func_func::<P> as _);
        unsafe extern "C" fn destroy_notify_func<P: Fn(&MenuButton) + 'static>(
            data: glib::ffi::gpointer,
        ) {
            let _callback: Box_<P> = Box_::from_raw(data as *mut _);
        }
        let destroy_call3 = Some(destroy_notify_func::<P> as _);
        let super_callback0: Box_<P> = func_data;
        unsafe {
            ffi::gtk_menu_button_set_create_popup_func(
                self.to_glib_none().0,
                func,
                Box_::into_raw(super_callback0) as *mut _,
                destroy_call3,
            );
        }
    }

    /// Sets the direction in which the popup will be popped up.
    ///
    /// If the button is automatically populated with an arrow icon,
    /// its direction will be changed to match.
    ///
    /// If the does not fit in the available space in the given direction,
    /// GTK will its best to keep it inside the screen and fully visible.
    ///
    /// If you pass [`ArrowType::None`][crate::ArrowType::None] for a `direction`, the popup will behave
    /// as if you passed [`ArrowType::Down`][crate::ArrowType::Down] (although you won’t see any arrows).
    /// ## `direction`
    /// a [`ArrowType`][crate::ArrowType]
    #[doc(alias = "gtk_menu_button_set_direction")]
    pub fn set_direction(&self, direction: ArrowType) {
        unsafe {
            ffi::gtk_menu_button_set_direction(self.to_glib_none().0, direction.into_glib());
        }
    }

    /// Sets the style of the button.
    /// ## `has_frame`
    /// whether the button should have a visible frame
    #[doc(alias = "gtk_menu_button_set_has_frame")]
    pub fn set_has_frame(&self, has_frame: bool) {
        unsafe {
            ffi::gtk_menu_button_set_has_frame(self.to_glib_none().0, has_frame.into_glib());
        }
    }

    /// Sets the name of an icon to show inside the menu button.
    /// ## `icon_name`
    /// the icon name
    #[doc(alias = "gtk_menu_button_set_icon_name")]
    pub fn set_icon_name(&self, icon_name: &str) {
        unsafe {
            ffi::gtk_menu_button_set_icon_name(self.to_glib_none().0, icon_name.to_glib_none().0);
        }
    }

    /// Sets the label to show inside the menu button.
    /// ## `label`
    /// the label
    #[doc(alias = "gtk_menu_button_set_label")]
    pub fn set_label(&self, label: &str) {
        unsafe {
            ffi::gtk_menu_button_set_label(self.to_glib_none().0, label.to_glib_none().0);
        }
    }

    /// Sets the `GMenuModel` from which the popup will be constructed.
    ///
    /// If `menu_model` is [`None`], the button is disabled.
    ///
    /// A [`Popover`][crate::Popover] will be created from the menu model with
    /// [``PopoverMenu::from_model()``][crate::`PopoverMenu::from_model()`]. Actions will be connected
    /// as documented for this function.
    ///
    /// If `property::MenuButton::popover` is already set, it will be
    /// dissociated from the `self`, and the property is set to [`None`].
    /// ## `menu_model`
    /// a `GMenuModel`, or [`None`] to unset and disable the
    ///  button
    #[doc(alias = "gtk_menu_button_set_menu_model")]
    pub fn set_menu_model<P: IsA<gio::MenuModel>>(&self, menu_model: Option<&P>) {
        unsafe {
            ffi::gtk_menu_button_set_menu_model(
                self.to_glib_none().0,
                menu_model.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    /// Sets the [`Popover`][crate::Popover] that will be popped up when the `self` is clicked.
    ///
    /// If `popover` is [`None`], the button is disabled.
    ///
    /// If `property::MenuButton::menu-model` is set, the menu model is dissociated
    /// from the `self`, and the property is set to [`None`].
    /// ## `popover`
    /// a [`Popover`][crate::Popover], or [`None`] to unset and disable the button
    #[doc(alias = "gtk_menu_button_set_popover")]
    pub fn set_popover<P: IsA<Widget>>(&self, popover: Option<&P>) {
        unsafe {
            ffi::gtk_menu_button_set_popover(
                self.to_glib_none().0,
                popover.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    /// Sets whether menu button acts as a primary menu.
    ///
    /// Primary menus can be opened with the `<kbd>`F10`</kbd>` key.
    /// ## `primary`
    /// whether the menubutton should act as a primary menu
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "gtk_menu_button_set_primary")]
    pub fn set_primary(&self, primary: bool) {
        unsafe {
            ffi::gtk_menu_button_set_primary(self.to_glib_none().0, primary.into_glib());
        }
    }

    /// If true, an underline in the text indicates a mnemonic.
    /// ## `use_underline`
    /// [`true`] if underlines in the text indicate mnemonics
    #[doc(alias = "gtk_menu_button_set_use_underline")]
    pub fn set_use_underline(&self, use_underline: bool) {
        unsafe {
            ffi::gtk_menu_button_set_use_underline(
                self.to_glib_none().0,
                use_underline.into_glib(),
            );
        }
    }

    /// Emitted to when the menu button is activated.
    ///
    /// The `::activate` signal on [`MenuButton`][crate::MenuButton] is an action signal and
    /// emitting it causes the button to pop up its menu.
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "activate")]
    pub fn connect_activate<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn activate_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"activate\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    activate_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    pub fn emit_activate(&self) {
        let _ = unsafe {
            glib::Object::from_glib_borrow(self.as_ptr() as *mut glib::gobject_ffi::GObject)
                .emit_by_name("activate", &[])
                .unwrap()
        };
    }

    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "always-show-arrow")]
    pub fn connect_always_show_arrow_notify<F: Fn(&Self) + 'static>(
        &self,
        f: F,
    ) -> SignalHandlerId {
        unsafe extern "C" fn notify_always_show_arrow_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::always-show-arrow\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_always_show_arrow_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "direction")]
    pub fn connect_direction_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_direction_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::direction\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_direction_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "has-frame")]
    pub fn connect_has_frame_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_has_frame_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::has-frame\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_has_frame_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "icon-name")]
    pub fn connect_icon_name_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_icon_name_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::icon-name\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_icon_name_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "label")]
    pub fn connect_label_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_label_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::label\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_label_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "menu-model")]
    pub fn connect_menu_model_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_menu_model_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::menu-model\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_menu_model_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "popover")]
    pub fn connect_popover_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_popover_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::popover\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_popover_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    #[doc(alias = "primary")]
    pub fn connect_primary_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_primary_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::primary\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_primary_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "use-underline")]
    pub fn connect_use_underline_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_use_underline_trampoline<F: Fn(&MenuButton) + 'static>(
            this: *mut ffi::GtkMenuButton,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(&from_glib_borrow(this))
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::use-underline\0".as_ptr() as *const _,
                Some(transmute::<_, unsafe extern "C" fn()>(
                    notify_use_underline_trampoline::<F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

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

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`MenuButton`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
pub struct MenuButtonBuilder {
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    always_show_arrow: Option<bool>,
    direction: Option<ArrowType>,
    has_frame: Option<bool>,
    icon_name: Option<String>,
    label: Option<String>,
    menu_model: Option<gio::MenuModel>,
    popover: Option<Popover>,
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    primary: Option<bool>,
    use_underline: Option<bool>,
    can_focus: Option<bool>,
    can_target: Option<bool>,
    css_classes: Option<Vec<String>>,
    css_name: Option<String>,
    cursor: Option<gdk::Cursor>,
    focus_on_click: Option<bool>,
    focusable: Option<bool>,
    halign: Option<Align>,
    has_tooltip: Option<bool>,
    height_request: Option<i32>,
    hexpand: Option<bool>,
    hexpand_set: Option<bool>,
    layout_manager: Option<LayoutManager>,
    margin_bottom: Option<i32>,
    margin_end: Option<i32>,
    margin_start: Option<i32>,
    margin_top: Option<i32>,
    name: Option<String>,
    opacity: Option<f64>,
    overflow: Option<Overflow>,
    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>,
    accessible_role: Option<AccessibleRole>,
}

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

    // rustdoc-stripper-ignore-next
    /// Build the [`MenuButton`].
    pub fn build(self) -> MenuButton {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        #[cfg(any(feature = "v4_4", feature = "dox"))]
        if let Some(ref always_show_arrow) = self.always_show_arrow {
            properties.push(("always-show-arrow", always_show_arrow));
        }
        if let Some(ref direction) = self.direction {
            properties.push(("direction", direction));
        }
        if let Some(ref has_frame) = self.has_frame {
            properties.push(("has-frame", has_frame));
        }
        if let Some(ref icon_name) = self.icon_name {
            properties.push(("icon-name", icon_name));
        }
        if let Some(ref label) = self.label {
            properties.push(("label", label));
        }
        if let Some(ref menu_model) = self.menu_model {
            properties.push(("menu-model", menu_model));
        }
        if let Some(ref popover) = self.popover {
            properties.push(("popover", popover));
        }
        #[cfg(any(feature = "v4_4", feature = "dox"))]
        if let Some(ref primary) = self.primary {
            properties.push(("primary", primary));
        }
        if let Some(ref use_underline) = self.use_underline {
            properties.push(("use-underline", use_underline));
        }
        if let Some(ref can_focus) = self.can_focus {
            properties.push(("can-focus", can_focus));
        }
        if let Some(ref can_target) = self.can_target {
            properties.push(("can-target", can_target));
        }
        if let Some(ref css_classes) = self.css_classes {
            properties.push(("css-classes", css_classes));
        }
        if let Some(ref css_name) = self.css_name {
            properties.push(("css-name", css_name));
        }
        if let Some(ref cursor) = self.cursor {
            properties.push(("cursor", cursor));
        }
        if let Some(ref focus_on_click) = self.focus_on_click {
            properties.push(("focus-on-click", focus_on_click));
        }
        if let Some(ref focusable) = self.focusable {
            properties.push(("focusable", focusable));
        }
        if let Some(ref halign) = self.halign {
            properties.push(("halign", halign));
        }
        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 layout_manager) = self.layout_manager {
            properties.push(("layout-manager", layout_manager));
        }
        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 opacity) = self.opacity {
            properties.push(("opacity", opacity));
        }
        if let Some(ref overflow) = self.overflow {
            properties.push(("overflow", overflow));
        }
        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));
        }
        if let Some(ref accessible_role) = self.accessible_role {
            properties.push(("accessible-role", accessible_role));
        }
        glib::Object::new::<MenuButton>(&properties)
            .expect("Failed to create an instance of MenuButton")
    }

    /// Whether to show a dropdown arrow even when using an icon.
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    pub fn always_show_arrow(mut self, always_show_arrow: bool) -> Self {
        self.always_show_arrow = Some(always_show_arrow);
        self
    }

    /// The [`ArrowType`][crate::ArrowType] representing the direction in which the
    /// menu or popover will be popped out.
    pub fn direction(mut self, direction: ArrowType) -> Self {
        self.direction = Some(direction);
        self
    }

    /// Whether the button has a frame.
    pub fn has_frame(mut self, has_frame: bool) -> Self {
        self.has_frame = Some(has_frame);
        self
    }

    /// The name of the icon used to automatically populate the button.
    pub fn icon_name(mut self, icon_name: &str) -> Self {
        self.icon_name = Some(icon_name.to_string());
        self
    }

    /// The label for the button.
    pub fn label(mut self, label: &str) -> Self {
        self.label = Some(label.to_string());
        self
    }

    /// The `GMenuModel` from which the popup will be created.
    ///
    /// See [``MenuButton::set_menu_model()``][crate::`MenuButton::set_menu_model()`] for the interaction
    /// with the `property::MenuButton::popover` property.
    pub fn menu_model<P: IsA<gio::MenuModel>>(mut self, menu_model: &P) -> Self {
        self.menu_model = Some(menu_model.clone().upcast());
        self
    }

    /// The [`Popover`][crate::Popover] that will be popped up when the button is clicked.
    pub fn popover<P: IsA<Popover>>(mut self, popover: &P) -> Self {
        self.popover = Some(popover.clone().upcast());
        self
    }

    /// Whether the menu button acts as a primary menu.
    ///
    /// Primary menus can be opened using the `<kbd>`F10`</kbd>` key
    #[cfg(any(feature = "v4_4", feature = "dox"))]
    #[cfg_attr(feature = "dox", doc(cfg(feature = "v4_4")))]
    pub fn primary(mut self, primary: bool) -> Self {
        self.primary = Some(primary);
        self
    }

    /// If set an underscore in the text indicates a mnemonic.
    pub fn use_underline(mut self, use_underline: bool) -> Self {
        self.use_underline = Some(use_underline);
        self
    }

    /// Whether the widget or any of its descendents can accept
    /// the input focus.
    ///
    /// This property is meant to be set by widget implementations,
    /// typically in their instance init function.
    pub fn can_focus(mut self, can_focus: bool) -> Self {
        self.can_focus = Some(can_focus);
        self
    }

    /// Whether the widget can receive pointer events.
    pub fn can_target(mut self, can_target: bool) -> Self {
        self.can_target = Some(can_target);
        self
    }

    /// A list of css classes applied to this widget.
    pub fn css_classes(mut self, css_classes: Vec<String>) -> Self {
        self.css_classes = Some(css_classes);
        self
    }

    /// The name of this widget in the CSS tree.
    ///
    /// This property is meant to be set by widget implementations,
    /// typically in their instance init function.
    pub fn css_name(mut self, css_name: &str) -> Self {
        self.css_name = Some(css_name.to_string());
        self
    }

    /// The cursor used by `widget`.
    pub fn cursor(mut self, cursor: &gdk::Cursor) -> Self {
        self.cursor = Some(cursor.clone());
        self
    }

    /// Whether the widget should grab focus when it is clicked with the mouse.
    ///
    /// This property is only relevant for widgets that can take focus.
    pub fn focus_on_click(mut self, focus_on_click: bool) -> Self {
        self.focus_on_click = Some(focus_on_click);
        self
    }

    /// Whether this widget itself will accept the input focus.
    pub fn focusable(mut self, focusable: bool) -> Self {
        self.focusable = Some(focusable);
        self
    }

    /// How to distribute horizontal space if widget gets extra space.
    pub fn halign(mut self, halign: Align) -> Self {
        self.halign = Some(halign);
        self
    }

    /// Enables or disables the emission of the ::query-tooltip signal on `widget`.
    ///
    /// A value of [`true`] indicates that `widget` can have a tooltip, in this case
    /// the widget will be queried using `signal::Widget::query-tooltip` to
    /// determine whether it will provide a tooltip or not.
    pub fn has_tooltip(mut self, has_tooltip: bool) -> Self {
        self.has_tooltip = Some(has_tooltip);
        self
    }

    /// Override for height request of the widget.
    ///
    /// If this is -1, the natural request will be used.
    pub fn height_request(mut self, height_request: i32) -> Self {
        self.height_request = Some(height_request);
        self
    }

    /// Whether to expand horizontally.
    pub fn hexpand(mut self, hexpand: bool) -> Self {
        self.hexpand = Some(hexpand);
        self
    }

    /// Whether to use the `hexpand` property.
    pub fn hexpand_set(mut self, hexpand_set: bool) -> Self {
        self.hexpand_set = Some(hexpand_set);
        self
    }

    /// The [`LayoutManager`][crate::LayoutManager] instance to use to compute the preferred size
    /// of the widget, and allocate its children.
    ///
    /// This property is meant to be set by widget implementations,
    /// typically in their instance init function.
    pub fn layout_manager<P: IsA<LayoutManager>>(mut self, layout_manager: &P) -> Self {
        self.layout_manager = Some(layout_manager.clone().upcast());
        self
    }

    /// Margin on bottom side of widget.
    ///
    /// This property adds margin outside of the widget's normal size
    /// request, the margin will be added in addition to the size from
    /// [``WidgetExt::set_size_request()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_bottom(mut self, margin_bottom: i32) -> Self {
        self.margin_bottom = Some(margin_bottom);
        self
    }

    /// Margin on end of widget, horizontally.
    ///
    /// This property supports left-to-right and right-to-left text
    /// directions.
    ///
    /// This property adds margin outside of the widget's normal size
    /// request, the margin will be added in addition to the size from
    /// [``WidgetExt::set_size_request()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_end(mut self, margin_end: i32) -> Self {
        self.margin_end = Some(margin_end);
        self
    }

    /// Margin on start of widget, horizontally.
    ///
    /// This property supports left-to-right and right-to-left text
    /// directions.
    ///
    /// This property adds margin outside of the widget's normal size
    /// request, the margin will be added in addition to the size from
    /// [``WidgetExt::set_size_request()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_start(mut self, margin_start: i32) -> Self {
        self.margin_start = Some(margin_start);
        self
    }

    /// Margin on top side of widget.
    ///
    /// This property adds margin outside of the widget's normal size
    /// request, the margin will be added in addition to the size from
    /// [``WidgetExt::set_size_request()``][crate::prelude::`WidgetExt::set_size_request()`] for example.
    pub fn margin_top(mut self, margin_top: i32) -> Self {
        self.margin_top = Some(margin_top);
        self
    }

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

    /// The requested opacity of the widget.
    pub fn opacity(mut self, opacity: f64) -> Self {
        self.opacity = Some(opacity);
        self
    }

    /// How content outside the widget's content area is treated.
    ///
    /// This property is meant to be set by widget implementations,
    /// typically in their instance init function.
    pub fn overflow(mut self, overflow: Overflow) -> Self {
        self.overflow = Some(overflow);
        self
    }

    /// Whether the widget will receive the default action when it is focused.
    pub fn receives_default(mut self, receives_default: bool) -> Self {
        self.receives_default = Some(receives_default);
        self
    }

    /// Whether the widget responds to input.
    pub fn sensitive(mut self, sensitive: bool) -> Self {
        self.sensitive = Some(sensitive);
        self
    }

    /// Sets the text of tooltip to be the given string, which is marked up
    /// with Pango markup.
    ///
    /// Also see [``Tooltip::set_markup()``][crate::`Tooltip::set_markup()`].
    ///
    /// This is a convenience property which will take care of getting the
    /// tooltip shown if the given string is not [`None`]:
    /// `property::Widget::has-tooltip` will automatically be set to [`true`]
    /// and there will be taken care of `signal::Widget::query-tooltip` in
    /// the default signal handler.
    ///
    /// Note that if both `property::Widget::tooltip-text` and
    /// `property::Widget::tooltip-markup` are set, the last one wins.
    pub fn tooltip_markup(mut self, tooltip_markup: &str) -> Self {
        self.tooltip_markup = Some(tooltip_markup.to_string());
        self
    }

    /// Sets the text of tooltip to be the given string.
    ///
    /// Also see [``Tooltip::set_text()``][crate::`Tooltip::set_text()`].
    ///
    /// This is a convenience property which will take care of getting the
    /// tooltip shown if the given string is not [`None`]:
    /// `property::Widget::has-tooltip` will automatically be set to [`true`]
    /// and there will be taken care of `signal::Widget::query-tooltip` in
    /// the default signal handler.
    ///
    /// Note that if both `property::Widget::tooltip-text` and
    /// `property::Widget::tooltip-markup` are set, the last one wins.
    pub fn tooltip_text(mut self, tooltip_text: &str) -> Self {
        self.tooltip_text = Some(tooltip_text.to_string());
        self
    }

    /// How to distribute vertical space if widget gets extra space.
    pub fn valign(mut self, valign: Align) -> Self {
        self.valign = Some(valign);
        self
    }

    /// Whether to expand vertically.
    pub fn vexpand(mut self, vexpand: bool) -> Self {
        self.vexpand = Some(vexpand);
        self
    }

    /// Whether to use the `vexpand` property.
    pub fn vexpand_set(mut self, vexpand_set: bool) -> Self {
        self.vexpand_set = Some(vexpand_set);
        self
    }

    /// Whether the widget is visible.
    pub fn visible(mut self, visible: bool) -> Self {
        self.visible = Some(visible);
        self
    }

    /// Override for width request of the widget.
    ///
    /// If this is -1, the natural request will be used.
    pub fn width_request(mut self, width_request: i32) -> Self {
        self.width_request = Some(width_request);
        self
    }

    /// The accessible role of the given [`Accessible`][crate::Accessible] implementation.
    ///
    /// The accessible role cannot be changed once set.
    pub fn accessible_role(mut self, accessible_role: AccessibleRole) -> Self {
        self.accessible_role = Some(accessible_role);
        self
    }
}

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