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

use crate::{EventController, Gesture};
use glib::{
    prelude::*,
    signal::{connect_raw, SignalHandlerId},
    translate::*,
};
use std::boxed::Box as Box_;

glib::wrapper! {
    /// [`GestureSingle`][crate::GestureSingle] is a `GtkGestures` subclass optimized for singe-touch
    /// and mouse gestures.
    ///
    /// Under interaction, these gestures stick to the first interacting sequence,
    /// which is accessible through [`GestureSingleExt::current_sequence()`][crate::prelude::GestureSingleExt::current_sequence()]
    /// while the gesture is being interacted with.
    ///
    /// By default gestures react to both `GDK_BUTTON_PRIMARY` and touch events.
    /// [`GestureSingleExt::set_touch_only()`][crate::prelude::GestureSingleExt::set_touch_only()] can be used to change the
    /// touch behavior. Callers may also specify a different mouse button number
    /// to interact with through [`GestureSingleExt::set_button()`][crate::prelude::GestureSingleExt::set_button()], or react
    /// to any mouse button by setting it to 0. While the gesture is active, the
    /// button being currently pressed can be known through
    /// [`GestureSingleExt::current_button()`][crate::prelude::GestureSingleExt::current_button()].
    ///
    /// ## Properties
    ///
    ///
    /// #### `button`
    ///  Mouse button number to listen to, or 0 to listen for any button.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `exclusive`
    ///  Whether the gesture is exclusive.
    ///
    /// Exclusive gestures only listen to pointer and pointer emulated events.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `touch-only`
    ///  Whether the gesture handles only touch events.
    ///
    /// Readable | Writeable
    /// <details><summary><h4>Gesture</h4></summary>
    ///
    ///
    /// #### `n-points`
    ///  The number of touch points that trigger
    /// recognition on this gesture.
    ///
    /// Readable | Writeable | Construct Only
    /// </details>
    /// <details><summary><h4>EventController</h4></summary>
    ///
    ///
    /// #### `name`
    ///  The name for this controller, typically used for debugging purposes.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `propagation-limit`
    ///  The limit for which events this controller will handle.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `propagation-phase`
    ///  The propagation phase at which this controller will handle events.
    ///
    /// Readable | Writeable
    ///
    ///
    /// #### `widget`
    ///  The widget receiving the `GdkEvents` that the controller will handle.
    ///
    /// Readable
    /// </details>
    ///
    /// # Implements
    ///
    /// [`GestureSingleExt`][trait@crate::prelude::GestureSingleExt], [`GestureExt`][trait@crate::prelude::GestureExt], [`EventControllerExt`][trait@crate::prelude::EventControllerExt], [`trait@glib::ObjectExt`]
    #[doc(alias = "GtkGestureSingle")]
    pub struct GestureSingle(Object<ffi::GtkGestureSingle, ffi::GtkGestureSingleClass>) @extends Gesture, EventController;

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

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

mod sealed {
    pub trait Sealed {}
    impl<T: super::IsA<super::GestureSingle>> Sealed for T {}
}

/// Trait containing all [`struct@GestureSingle`] methods.
///
/// # Implementors
///
/// [`DragSource`][struct@crate::DragSource], [`GestureClick`][struct@crate::GestureClick], [`GestureDrag`][struct@crate::GestureDrag], [`GestureLongPress`][struct@crate::GestureLongPress], [`GestureSingle`][struct@crate::GestureSingle], [`GestureStylus`][struct@crate::GestureStylus], [`GestureSwipe`][struct@crate::GestureSwipe]
pub trait GestureSingleExt: IsA<GestureSingle> + sealed::Sealed + 'static {
    /// Returns the button number @self listens for.
    ///
    /// If this is 0, the gesture reacts to any button press.
    ///
    /// # Returns
    ///
    /// The button number, or 0 for any button
    #[doc(alias = "gtk_gesture_single_get_button")]
    #[doc(alias = "get_button")]
    fn button(&self) -> u32 {
        unsafe { ffi::gtk_gesture_single_get_button(self.as_ref().to_glib_none().0) }
    }

    /// Returns the button number currently interacting
    /// with @self, or 0 if there is none.
    ///
    /// # Returns
    ///
    /// The current button number
    #[doc(alias = "gtk_gesture_single_get_current_button")]
    #[doc(alias = "get_current_button")]
    fn current_button(&self) -> u32 {
        unsafe { ffi::gtk_gesture_single_get_current_button(self.as_ref().to_glib_none().0) }
    }

    /// Returns the event sequence currently interacting with @self.
    ///
    /// This is only meaningful if [`GestureExt::is_active()`][crate::prelude::GestureExt::is_active()]
    /// returns [`true`].
    ///
    /// # Returns
    ///
    /// the current sequence
    #[doc(alias = "gtk_gesture_single_get_current_sequence")]
    #[doc(alias = "get_current_sequence")]
    fn current_sequence(&self) -> Option<gdk::EventSequence> {
        unsafe {
            from_glib_full(ffi::gtk_gesture_single_get_current_sequence(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    /// Gets whether a gesture is exclusive.
    ///
    /// For more information, see [`set_exclusive()`][Self::set_exclusive()].
    ///
    /// # Returns
    ///
    /// Whether the gesture is exclusive
    #[doc(alias = "gtk_gesture_single_get_exclusive")]
    #[doc(alias = "get_exclusive")]
    fn is_exclusive(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_gesture_single_get_exclusive(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    /// Returns [`true`] if the gesture is only triggered by touch events.
    ///
    /// # Returns
    ///
    /// [`true`] if the gesture only handles touch events
    #[doc(alias = "gtk_gesture_single_get_touch_only")]
    #[doc(alias = "get_touch_only")]
    fn is_touch_only(&self) -> bool {
        unsafe {
            from_glib(ffi::gtk_gesture_single_get_touch_only(
                self.as_ref().to_glib_none().0,
            ))
        }
    }

    /// Sets the button number @self listens to.
    ///
    /// If non-0, every button press from a different button
    /// number will be ignored. Touch events implicitly match
    /// with button 1.
    /// ## `button`
    /// button number to listen to, or 0 for any button
    #[doc(alias = "gtk_gesture_single_set_button")]
    fn set_button(&self, button: u32) {
        unsafe {
            ffi::gtk_gesture_single_set_button(self.as_ref().to_glib_none().0, button);
        }
    }

    /// Sets whether @self is exclusive.
    ///
    /// An exclusive gesture will only handle pointer and "pointer emulated"
    /// touch events, so at any given time, there is only one sequence able
    /// to interact with those.
    /// ## `exclusive`
    /// [`true`] to make @self exclusive
    #[doc(alias = "gtk_gesture_single_set_exclusive")]
    fn set_exclusive(&self, exclusive: bool) {
        unsafe {
            ffi::gtk_gesture_single_set_exclusive(
                self.as_ref().to_glib_none().0,
                exclusive.into_glib(),
            );
        }
    }

    /// Sets whether to handle only touch events.
    ///
    /// If @touch_only is [`true`], @self will only handle events of type
    /// `GDK_TOUCH_BEGIN`, `GDK_TOUCH_UPDATE` or `GDK_TOUCH_END`. If [`false`],
    /// mouse events will be handled too.
    /// ## `touch_only`
    /// whether @self handles only touch events
    #[doc(alias = "gtk_gesture_single_set_touch_only")]
    fn set_touch_only(&self, touch_only: bool) {
        unsafe {
            ffi::gtk_gesture_single_set_touch_only(
                self.as_ref().to_glib_none().0,
                touch_only.into_glib(),
            );
        }
    }

    #[doc(alias = "button")]
    fn connect_button_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_button_trampoline<
            P: IsA<GestureSingle>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkGestureSingle,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(GestureSingle::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::button\0".as_ptr() as *const _,
                Some(std::mem::transmute::<_, unsafe extern "C" fn()>(
                    notify_button_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "exclusive")]
    fn connect_exclusive_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_exclusive_trampoline<
            P: IsA<GestureSingle>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkGestureSingle,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(GestureSingle::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::exclusive\0".as_ptr() as *const _,
                Some(std::mem::transmute::<_, unsafe extern "C" fn()>(
                    notify_exclusive_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }

    #[doc(alias = "touch-only")]
    fn connect_touch_only_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
        unsafe extern "C" fn notify_touch_only_trampoline<
            P: IsA<GestureSingle>,
            F: Fn(&P) + 'static,
        >(
            this: *mut ffi::GtkGestureSingle,
            _param_spec: glib::ffi::gpointer,
            f: glib::ffi::gpointer,
        ) {
            let f: &F = &*(f as *const F);
            f(GestureSingle::from_glib_borrow(this).unsafe_cast_ref())
        }
        unsafe {
            let f: Box_<F> = Box_::new(f);
            connect_raw(
                self.as_ptr() as *mut _,
                b"notify::touch-only\0".as_ptr() as *const _,
                Some(std::mem::transmute::<_, unsafe extern "C" fn()>(
                    notify_touch_only_trampoline::<Self, F> as *const (),
                )),
                Box_::into_raw(f),
            )
        }
    }
}

impl<O: IsA<GestureSingle>> GestureSingleExt for O {}