// This file is part of rgtk.
//
// rgtk is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// rgtk is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with rgtk.  If not, see <http://www.gnu.org/licenses/>.

//! A widget that shows a menu when clicked on

use gtk::{self, ffi};
use gtk::cast::GTK_MENUBUTTON;
use gtk::ArrowType;

/// MenuButton â€” A widget that shows a menu when clicked on
struct_Widget!(MenuButton);

impl MenuButton {
    pub fn new() -> Option<MenuButton> {
        let tmp_pointer = unsafe { ffi::gtk_menu_button_new() };
        check_pointer!(tmp_pointer, MenuButton)
    }

    pub fn set_popup<T: gtk::WidgetTrait>(&mut self, popup: &T) -> () {
        unsafe {
            ffi::gtk_menu_button_set_popup(GTK_MENUBUTTON(self.pointer), popup.unwrap_widget());
        }
    }

    pub fn set_direction(&mut self, direction: ArrowType) -> () {
        unsafe {
            ffi::gtk_menu_button_set_direction(GTK_MENUBUTTON(self.pointer), direction);
        }
    }

    pub fn get_direction(&self) -> ArrowType {
        unsafe {
            ffi::gtk_menu_button_get_direction(GTK_MENUBUTTON(self.pointer))
        }
    }

    pub fn set_align_widget<T: gtk::WidgetTrait>(&mut self, align_widget: &T) -> () {
        unsafe {
            ffi::gtk_menu_button_set_align_widget(GTK_MENUBUTTON(self.pointer), align_widget.unwrap_widget())
        }
    }
}

impl_drop!(MenuButton);
impl_TraitWidget!(MenuButton);

impl gtk::ContainerTrait for MenuButton {}
impl gtk::ButtonTrait for MenuButton {}
impl gtk::ToggleButtonTrait for MenuButton {}

impl_widget_events!(MenuButton);
