// 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;
use crate::ResizeMode;
use crate::ShadowType;
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;
use std::mem::transmute;

glib::wrapper! {
    /// The frame widget is a bin that surrounds its child with a decorative
    /// frame and an optional label. If present, the label is drawn in a gap
    /// in the top side of the frame. The position of the label can be
    /// controlled with [`FrameExt::set_label_align()`][crate::prelude::FrameExt::set_label_align()].
    ///
    /// # GtkFrame as GtkBuildable
    ///
    /// The GtkFrame implementation of the [`Buildable`][crate::Buildable] interface supports
    /// placing a child in the label position by specifying “label” as the
    /// “type” attribute of a ``<child>`` element. A normal content child can
    /// be specified without specifying a ``<child>`` type attribute.
    ///
    /// An example of a UI definition fragment with [`Frame`][crate::Frame]:
    ///
    ///
    ///
    /// **⚠️ The following code is in xml ⚠️**
    ///
    /// ```xml
    /// <object class="GtkFrame">
    ///   <child type="label">
    ///     <object class="GtkLabel" id="frame-label"/>
    ///   </child>
    ///   <child>
    ///     <object class="GtkEntry" id="frame-content"/>
    ///   </child>
    /// </object>
    /// ```
    ///
    /// # CSS nodes
    ///
    ///
    ///
    /// **⚠️ The following code is in plain ⚠️**
    ///
    /// ```plain
    /// frame
    /// ├── border[.flat]
    /// ├── <label widget>
    /// ╰── <child>
    /// ```
    ///
    /// GtkFrame has a main CSS node named “frame” and a subnode named “border”. The
    /// “border” node is used to draw the visible border. You can set the appearance
    /// of the border using CSS properties like “border-style” on the “border” node.
    ///
    /// The border node can be given the style class “.flat”, which is used by themes
    /// to disable drawing of the border. To do this from code, call
    /// [`FrameExt::set_shadow_type()`][crate::prelude::FrameExt::set_shadow_type()] with [`ShadowType::None`][crate::ShadowType::None] to add the “.flat” class or
    /// any other shadow type to remove it.
    ///
    /// # Implements
    ///
    /// [`FrameExt`][trait@crate::prelude::FrameExt], [`BinExt`][trait@crate::prelude::BinExt], [`ContainerExt`][trait@crate::prelude::ContainerExt], [`WidgetExt`][trait@crate::prelude::WidgetExt], [`trait@glib::ObjectExt`], [`BuildableExt`][trait@crate::prelude::BuildableExt], [`ContainerExtManual`][trait@crate::prelude::ContainerExtManual], [`WidgetExtManual`][trait@crate::prelude::WidgetExtManual], [`BuildableExtManual`][trait@crate::prelude::BuildableExtManual]
    #[doc(alias = "GtkFrame")]
    pub struct Frame(Object<ffi::GtkFrame, ffi::GtkFrameClass>) @extends Bin, Container, Widget, @implements Buildable;

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

impl Frame {
    pub const NONE: Option<&'static Frame> = None;

    /// Creates a new [`Frame`][crate::Frame], with optional label `label`.
    /// If `label` is [`None`], the label is omitted.
    /// ## `label`
    /// the text to use as the label of the frame
    ///
    /// # Returns
    ///
    /// a new [`Frame`][crate::Frame] widget
    #[doc(alias = "gtk_frame_new")]
    pub fn new(label: Option<&str>) -> Frame {
        assert_initialized_main_thread!();
        unsafe { Widget::from_glib_none(ffi::gtk_frame_new(label.to_glib_none().0)).unsafe_cast() }
    }

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

impl Default for Frame {
    fn default() -> Self {
        glib::object::Object::new::<Self>(&[])
    }
}

#[derive(Clone, Default)]
// rustdoc-stripper-ignore-next
/// A [builder-pattern] type to construct [`Frame`] objects.
///
/// [builder-pattern]: https://doc.rust-lang.org/1.0.0/style/ownership/builders.html
#[must_use = "The builder must be built to be used"]
pub struct FrameBuilder {
    label: Option<String>,
    label_widget: Option<Widget>,
    label_xalign: Option<f32>,
    label_yalign: Option<f32>,
    shadow_type: Option<ShadowType>,
    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>,
    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 FrameBuilder {
    // rustdoc-stripper-ignore-next
    /// Create a new [`FrameBuilder`].
    pub fn new() -> Self {
        Self::default()
    }

    // rustdoc-stripper-ignore-next
    /// Build the [`Frame`].
    #[must_use = "Building the object from the builder is usually expensive and is not expected to have side effects"]
    pub fn build(self) -> Frame {
        let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
        if let Some(ref label) = self.label {
            properties.push(("label", label));
        }
        if let Some(ref label_widget) = self.label_widget {
            properties.push(("label-widget", label_widget));
        }
        if let Some(ref label_xalign) = self.label_xalign {
            properties.push(("label-xalign", label_xalign));
        }
        if let Some(ref label_yalign) = self.label_yalign {
            properties.push(("label-yalign", label_yalign));
        }
        if let Some(ref shadow_type) = self.shadow_type {
            properties.push(("shadow-type", shadow_type));
        }
        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));
        }
        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::<Frame>(&properties)
    }

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

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

    pub fn label_xalign(mut self, label_xalign: f32) -> Self {
        self.label_xalign = Some(label_xalign);
        self
    }

    pub fn label_yalign(mut self, label_yalign: f32) -> Self {
        self.label_yalign = Some(label_yalign);
        self
    }

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

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

    pub fn child(mut self, child: &impl IsA<Widget>) -> 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
    }

    /// Whether to expand in both directions. Setting this sets both `property::Widget::hexpand` and `property::Widget::vexpand`
    pub fn expand(mut self, expand: bool) -> Self {
        self.expand = Some(expand);
        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.
    ///
    /// Before 3.20, several widgets (GtkButton, GtkFileChooserButton,
    /// GtkComboBox) implemented this property individually.
    pub fn focus_on_click(mut self, focus_on_click: bool) -> Self {
        self.focus_on_click = Some(focus_on_click);
        self
    }

    /// How to distribute horizontal space if widget gets extra space, see [`Align`][crate::Align]
    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
    }

    /// Enables or disables the emission of `signal::Widget::query-tooltip` 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.
    ///
    /// Note that setting this property to [`true`] for the first time will change
    /// the event masks of the GdkWindows of this widget to include leave-notify
    /// and motion-notify events. This cannot and will not be undone when the
    /// property is set to [`false`] again.
    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
    }

    /// Whether to expand horizontally. See [`WidgetExt::set_hexpand()`][crate::prelude::WidgetExt::set_hexpand()].
    pub fn hexpand(mut self, hexpand: bool) -> Self {
        self.hexpand = Some(hexpand);
        self
    }

    /// Whether to use the `property::Widget::hexpand` property. See [`WidgetExt::is_hexpand_set()`][crate::prelude::WidgetExt::is_hexpand_set()].
    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
    }

    /// Sets all four sides' margin at once. If read, returns max
    /// margin on any side.
    pub fn margin(mut self, margin: i32) -> Self {
        self.margin = Some(margin);
        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
    }

    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
    }

    /// The requested opacity of the widget. See [`WidgetExt::set_opacity()`][crate::prelude::WidgetExt::set_opacity()] for
    /// more details about window opacity.
    ///
    /// Before 3.8 this was only available in GtkWindow
    pub fn opacity(mut self, opacity: f64) -> Self {
        self.opacity = Some(opacity);
        self
    }

    pub fn parent(mut self, parent: &impl IsA<Container>) -> 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
    }

    /// Sets the text of tooltip to be the given string, which is marked up
    /// with the [Pango text markup language][PangoMarkupFormat].
    /// 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, see [`Align`][crate::Align]
    pub fn valign(mut self, valign: Align) -> Self {
        self.valign = Some(valign);
        self
    }

    /// Whether to expand vertically. See [`WidgetExt::set_vexpand()`][crate::prelude::WidgetExt::set_vexpand()].
    pub fn vexpand(mut self, vexpand: bool) -> Self {
        self.vexpand = Some(vexpand);
        self
    }

    /// Whether to use the `property::Widget::vexpand` property. See [`WidgetExt::is_vexpand_set()`][crate::prelude::WidgetExt::is_vexpand_set()].
    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
    }
}

/// Trait containing all [`struct@Frame`] methods.
///
/// # Implementors
///
/// [`AspectFrame`][struct@crate::AspectFrame], [`Frame`][struct@crate::Frame]
pub trait FrameExt: 'static {
    /// If the frame’s label widget is a [`Label`][crate::Label], returns the
    /// text in the label widget. (The frame will have a [`Label`][crate::Label]
    /// for the label widget if a non-[`None`] argument was passed
    /// to [`Frame::new()`][crate::Frame::new()].)
    ///
    /// # Returns
    ///
    /// the text in the label, or [`None`] if there
    ///  was no label widget or the lable widget was not
    ///  a [`Label`][crate::Label]. This string is owned by GTK+ and
    ///  must not be modified or freed.
    #[doc(alias = "gtk_frame_get_label")]
    #[doc(alias = "get_label")]
    fn label(&self) -> Option<glib::GString>;

    /// Retrieves the X and Y alignment of the frame’s label. See
    /// [`set_label_align()`][Self::set_label_align()].
    ///
    /// # Returns
    ///
    ///
    /// ## `xalign`
    /// location to store X alignment of
    ///  frame’s label, or [`None`]
    ///
    /// ## `yalign`
    /// location to store X alignment of
    ///  frame’s label, or [`None`]
    #[doc(alias = "gtk_frame_get_label_align")]
    #[doc(alias = "get_label_align")]
    fn label_align(&self) -> (f32, f32);

    /// Retrieves the label widget for the frame. See
    /// [`set_label_widget()`][Self::set_label_widget()].
    ///
    /// # Returns
    ///
    /// the label widget, or [`None`] if
    /// there is none.
    #[doc(alias = "gtk_frame_get_label_widget")]
    #[doc(alias = "get_label_widget")]
    fn label_widget(&self) -> Option<Widget>;

    /// Retrieves the shadow type of the frame. See
    /// [`set_shadow_type()`][Self::set_shadow_type()].
    ///
    /// # Returns
    ///
    /// the current shadow type of the frame.
    #[doc(alias = "gtk_frame_get_shadow_type")]
    #[doc(alias = "get_shadow_type")]
    fn shadow_type(&self) -> ShadowType;

    /// Removes the current `property::Frame::label-widget`. If `label` is not [`None`], creates a
    /// new [`Label`][crate::Label] with that text and adds it as the `property::Frame::label-widget`.
    /// ## `label`
    /// the text to use as the label of the frame
    #[doc(alias = "gtk_frame_set_label")]
    fn set_label(&self, label: Option<&str>);

    /// Sets the alignment of the frame widget’s label. The
    /// default values for a newly created frame are 0.0 and 0.5.
    /// ## `xalign`
    /// The position of the label along the top edge
    ///  of the widget. A value of 0.0 represents left alignment;
    ///  1.0 represents right alignment.
    /// ## `yalign`
    /// The y alignment of the label. A value of 0.0 aligns under
    ///  the frame; 1.0 aligns above the frame. If the values are exactly
    ///  0.0 or 1.0 the gap in the frame won’t be painted because the label
    ///  will be completely above or below the frame.
    #[doc(alias = "gtk_frame_set_label_align")]
    fn set_label_align(&self, xalign: f32, yalign: f32);

    /// Sets the `property::Frame::label-widget` for the frame. This is the widget that
    /// will appear embedded in the top edge of the frame as a title.
    /// ## `label_widget`
    /// the new label widget
    #[doc(alias = "gtk_frame_set_label_widget")]
    fn set_label_widget(&self, label_widget: Option<&impl IsA<Widget>>);

    /// Sets the `property::Frame::shadow-type` for `self`, i.e. whether it is drawn without
    /// ([`ShadowType::None`][crate::ShadowType::None]) or with (other values) a visible border. Values other than
    /// [`ShadowType::None`][crate::ShadowType::None] are treated identically by GtkFrame. The chosen type is
    /// applied by removing or adding the .flat class to the CSS node named border.
    /// ## `type_`
    /// the new [`ShadowType`][crate::ShadowType]
    #[doc(alias = "gtk_frame_set_shadow_type")]
    fn set_shadow_type(&self, type_: ShadowType);

    #[doc(alias = "label-xalign")]
    fn label_xalign(&self) -> f32;

    #[doc(alias = "label-xalign")]
    fn set_label_xalign(&self, label_xalign: f32);

    #[doc(alias = "label-yalign")]
    fn label_yalign(&self) -> f32;

    #[doc(alias = "label-yalign")]
    fn set_label_yalign(&self, label_yalign: f32);

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

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

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

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

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

impl<O: IsA<Frame>> FrameExt for O {
    fn label(&self) -> Option<glib::GString> {
        unsafe { from_glib_none(ffi::gtk_frame_get_label(self.as_ref().to_glib_none().0)) }
    }

    fn label_align(&self) -> (f32, f32) {
        unsafe {
            let mut xalign = mem::MaybeUninit::uninit();
            let mut yalign = mem::MaybeUninit::uninit();
            ffi::gtk_frame_get_label_align(
                self.as_ref().to_glib_none().0,
                xalign.as_mut_ptr(),
                yalign.as_mut_ptr(),
            );
            (xalign.assume_init(), yalign.assume_init())
        }
    }

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

    fn shadow_type(&self) -> ShadowType {
        unsafe {
            from_glib(ffi::gtk_frame_get_shadow_type(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    fn set_label(&self, label: Option<&str>) {
        unsafe {
            ffi::gtk_frame_set_label(self.as_ref().to_glib_none().0, label.to_glib_none().0);
        }
    }

    fn set_label_align(&self, xalign: f32, yalign: f32) {
        unsafe {
            ffi::gtk_frame_set_label_align(self.as_ref().to_glib_none().0, xalign, yalign);
        }
    }

    fn set_label_widget(&self, label_widget: Option<&impl IsA<Widget>>) {
        unsafe {
            ffi::gtk_frame_set_label_widget(
                self.as_ref().to_glib_none().0,
                label_widget.map(|p| p.as_ref()).to_glib_none().0,
            );
        }
    }

    fn set_shadow_type(&self, type_: ShadowType) {
        unsafe {
            ffi::gtk_frame_set_shadow_type(self.as_ref().to_glib_none().0, type_.into_glib());
        }
    }

    fn label_xalign(&self) -> f32 {
        glib::ObjectExt::property(self.as_ref(), "label-xalign")
    }

    fn set_label_xalign(&self, label_xalign: f32) {
        glib::ObjectExt::set_property(self.as_ref(), "label-xalign", &label_xalign)
    }

    fn label_yalign(&self) -> f32 {
        glib::ObjectExt::property(self.as_ref(), "label-yalign")
    }

    fn set_label_yalign(&self, label_yalign: f32) {
        glib::ObjectExt::set_property(self.as_ref(), "label-yalign", &label_yalign)
    }

    fn connect_label_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_label_trampoline<P: IsA<Frame>, F: Fn(&P) + 'static>(
            this: *mut ffi::GtkFrame,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(Frame::from_glib_borrow(this).unsafe_cast_ref())
        }
        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::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

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

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

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

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

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