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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::{ffi, MenuItem, MenuModel};
use glib::{prelude::*, translate::*};

glib::wrapper! {
    /// `GMenu` is a simple implementation of [`MenuModel`][crate::MenuModel].
    /// You populate a `GMenu` by adding [`MenuItem`][crate::MenuItem] instances to it.
    ///
    /// There are some convenience functions to allow you to directly
    /// add items (avoiding [`MenuItem`][crate::MenuItem]) for the common cases. To add
    /// a regular item, use [`insert()`][Self::insert()]. To add a section, use
    /// [`insert_section()`][Self::insert_section()]. To add a submenu, use
    /// [`insert_submenu()`][Self::insert_submenu()].
    ///
    /// # Implements
    ///
    /// [`MenuModelExt`][trait@crate::prelude::MenuModelExt], [`trait@glib::ObjectExt`]
    #[doc(alias = "GMenu")]
    pub struct Menu(Object<ffi::GMenu>) @extends MenuModel;

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

impl Menu {
    /// Creates a new #GMenu.
    ///
    /// The new menu has no items.
    ///
    /// # Returns
    ///
    /// a new #GMenu
    #[doc(alias = "g_menu_new")]
    pub fn new() -> Menu {
        unsafe { from_glib_full(ffi::g_menu_new()) }
    }

    /// Convenience function for appending a normal menu item to the end of
    /// @self.  Combine g_menu_item_new() and g_menu_insert_item() for a more
    /// flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `detailed_action`
    /// the detailed action string, or [`None`]
    #[doc(alias = "g_menu_append")]
    pub fn append(&self, label: Option<&str>, detailed_action: Option<&str>) {
        unsafe {
            ffi::g_menu_append(
                self.to_glib_none().0,
                label.to_glib_none().0,
                detailed_action.to_glib_none().0,
            );
        }
    }

    /// Appends @item to the end of @self.
    ///
    /// See g_menu_insert_item() for more information.
    /// ## `item`
    /// a #GMenuItem to append
    #[doc(alias = "g_menu_append_item")]
    pub fn append_item(&self, item: &MenuItem) {
        unsafe {
            ffi::g_menu_append_item(self.to_glib_none().0, item.to_glib_none().0);
        }
    }

    /// Convenience function for appending a section menu item to the end of
    /// @self.  Combine g_menu_item_new_section() and g_menu_insert_item() for a
    /// more flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `section`
    /// a #GMenuModel with the items of the section
    #[doc(alias = "g_menu_append_section")]
    pub fn append_section(&self, label: Option<&str>, section: &impl IsA<MenuModel>) {
        unsafe {
            ffi::g_menu_append_section(
                self.to_glib_none().0,
                label.to_glib_none().0,
                section.as_ref().to_glib_none().0,
            );
        }
    }

    /// Convenience function for appending a submenu menu item to the end of
    /// @self.  Combine g_menu_item_new_submenu() and g_menu_insert_item() for a
    /// more flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `submenu`
    /// a #GMenuModel with the items of the submenu
    #[doc(alias = "g_menu_append_submenu")]
    pub fn append_submenu(&self, label: Option<&str>, submenu: &impl IsA<MenuModel>) {
        unsafe {
            ffi::g_menu_append_submenu(
                self.to_glib_none().0,
                label.to_glib_none().0,
                submenu.as_ref().to_glib_none().0,
            );
        }
    }

    /// Marks @self as frozen.
    ///
    /// After the menu is frozen, it is an error to attempt to make any
    /// changes to it.  In effect this means that the #GMenu API must no
    /// longer be used.
    ///
    /// This function causes g_menu_model_is_mutable() to begin returning
    /// [`false`], which has some positive performance implications.
    #[doc(alias = "g_menu_freeze")]
    pub fn freeze(&self) {
        unsafe {
            ffi::g_menu_freeze(self.to_glib_none().0);
        }
    }

    /// Convenience function for inserting a normal menu item into @self.
    /// Combine g_menu_item_new() and g_menu_insert_item() for a more flexible
    /// alternative.
    /// ## `position`
    /// the position at which to insert the item
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `detailed_action`
    /// the detailed action string, or [`None`]
    #[doc(alias = "g_menu_insert")]
    pub fn insert(&self, position: i32, label: Option<&str>, detailed_action: Option<&str>) {
        unsafe {
            ffi::g_menu_insert(
                self.to_glib_none().0,
                position,
                label.to_glib_none().0,
                detailed_action.to_glib_none().0,
            );
        }
    }

    /// Inserts @item into @self.
    ///
    /// The "insertion" is actually done by copying all of the attribute and
    /// link values of @item and using them to form a new item within @self.
    /// As such, @item itself is not really inserted, but rather, a menu item
    /// that is exactly the same as the one presently described by @item.
    ///
    /// This means that @item is essentially useless after the insertion
    /// occurs.  Any changes you make to it are ignored unless it is inserted
    /// again (at which point its updated values will be copied).
    ///
    /// You should probably just free @item once you're done.
    ///
    /// There are many convenience functions to take care of common cases.
    /// See g_menu_insert(), g_menu_insert_section() and
    /// g_menu_insert_submenu() as well as "prepend" and "append" variants of
    /// each of these functions.
    /// ## `position`
    /// the position at which to insert the item
    /// ## `item`
    /// the #GMenuItem to insert
    #[doc(alias = "g_menu_insert_item")]
    pub fn insert_item(&self, position: i32, item: &MenuItem) {
        unsafe {
            ffi::g_menu_insert_item(self.to_glib_none().0, position, item.to_glib_none().0);
        }
    }

    /// Convenience function for inserting a section menu item into @self.
    /// Combine g_menu_item_new_section() and g_menu_insert_item() for a more
    /// flexible alternative.
    /// ## `position`
    /// the position at which to insert the item
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `section`
    /// a #GMenuModel with the items of the section
    #[doc(alias = "g_menu_insert_section")]
    pub fn insert_section(
        &self,
        position: i32,
        label: Option<&str>,
        section: &impl IsA<MenuModel>,
    ) {
        unsafe {
            ffi::g_menu_insert_section(
                self.to_glib_none().0,
                position,
                label.to_glib_none().0,
                section.as_ref().to_glib_none().0,
            );
        }
    }

    /// Convenience function for inserting a submenu menu item into @self.
    /// Combine g_menu_item_new_submenu() and g_menu_insert_item() for a more
    /// flexible alternative.
    /// ## `position`
    /// the position at which to insert the item
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `submenu`
    /// a #GMenuModel with the items of the submenu
    #[doc(alias = "g_menu_insert_submenu")]
    pub fn insert_submenu(
        &self,
        position: i32,
        label: Option<&str>,
        submenu: &impl IsA<MenuModel>,
    ) {
        unsafe {
            ffi::g_menu_insert_submenu(
                self.to_glib_none().0,
                position,
                label.to_glib_none().0,
                submenu.as_ref().to_glib_none().0,
            );
        }
    }

    /// Convenience function for prepending a normal menu item to the start
    /// of @self.  Combine g_menu_item_new() and g_menu_insert_item() for a more
    /// flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `detailed_action`
    /// the detailed action string, or [`None`]
    #[doc(alias = "g_menu_prepend")]
    pub fn prepend(&self, label: Option<&str>, detailed_action: Option<&str>) {
        unsafe {
            ffi::g_menu_prepend(
                self.to_glib_none().0,
                label.to_glib_none().0,
                detailed_action.to_glib_none().0,
            );
        }
    }

    /// Prepends @item to the start of @self.
    ///
    /// See g_menu_insert_item() for more information.
    /// ## `item`
    /// a #GMenuItem to prepend
    #[doc(alias = "g_menu_prepend_item")]
    pub fn prepend_item(&self, item: &MenuItem) {
        unsafe {
            ffi::g_menu_prepend_item(self.to_glib_none().0, item.to_glib_none().0);
        }
    }

    /// Convenience function for prepending a section menu item to the start
    /// of @self.  Combine g_menu_item_new_section() and g_menu_insert_item() for
    /// a more flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `section`
    /// a #GMenuModel with the items of the section
    #[doc(alias = "g_menu_prepend_section")]
    pub fn prepend_section(&self, label: Option<&str>, section: &impl IsA<MenuModel>) {
        unsafe {
            ffi::g_menu_prepend_section(
                self.to_glib_none().0,
                label.to_glib_none().0,
                section.as_ref().to_glib_none().0,
            );
        }
    }

    /// Convenience function for prepending a submenu menu item to the start
    /// of @self.  Combine g_menu_item_new_submenu() and g_menu_insert_item() for
    /// a more flexible alternative.
    /// ## `label`
    /// the section label, or [`None`]
    /// ## `submenu`
    /// a #GMenuModel with the items of the submenu
    #[doc(alias = "g_menu_prepend_submenu")]
    pub fn prepend_submenu(&self, label: Option<&str>, submenu: &impl IsA<MenuModel>) {
        unsafe {
            ffi::g_menu_prepend_submenu(
                self.to_glib_none().0,
                label.to_glib_none().0,
                submenu.as_ref().to_glib_none().0,
            );
        }
    }

    /// Removes an item from the menu.
    ///
    /// @position gives the index of the item to remove.
    ///
    /// It is an error if position is not in range the range from 0 to one
    /// less than the number of items in the menu.
    ///
    /// It is not possible to remove items by identity since items are added
    /// to the menu simply by copying their links and attributes (ie:
    /// identity of the item itself is not preserved).
    /// ## `position`
    /// the position of the item to remove
    #[doc(alias = "g_menu_remove")]
    pub fn remove(&self, position: i32) {
        unsafe {
            ffi::g_menu_remove(self.to_glib_none().0, position);
        }
    }

    /// Removes all items in the menu.
    #[doc(alias = "g_menu_remove_all")]
    pub fn remove_all(&self) {
        unsafe {
            ffi::g_menu_remove_all(self.to_glib_none().0);
        }
    }
}

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