1use gpui::{
 2    App, Application, Context, FocusHandle, KeyBinding, Menu, MenuItem, PromptLevel,
 3    SystemMenuType, Window, WindowOptions, actions, div, prelude::*, rgb,
 4};
 5
 6struct SetMenus {
 7    focus_handle: FocusHandle,
 8}
 9
10impl Render for SetMenus {
11    fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
12        div()
13            .key_context("root")
14            .track_focus(&self.focus_handle)
15            .flex()
16            .bg(rgb(0x2e7d32))
17            .size_full()
18            .justify_center()
19            .items_center()
20            .text_xl()
21            .text_color(rgb(0xffffff))
22            // Actions can also be registered within elements so they are only active when relevant
23            .on_action(|_: &Open, window, cx| {
24                let _ = window.prompt(PromptLevel::Info, "Open action fired", None, &["OK"], cx);
25            })
26            .on_action(|_: &Copy, window, cx| {
27                let _ = window.prompt(PromptLevel::Info, "Copy action fired", None, &["OK"], cx);
28            })
29            .on_action(|_: &Paste, window, cx| {
30                let _ = window.prompt(PromptLevel::Info, "Paste action fired", None, &["OK"], cx);
31            })
32            .child("Set Menus Example")
33    }
34}
35
36fn main() {
37    Application::new().run(|cx: &mut App| {
38        // Bring the menu bar to the foreground (so you can see the menu bar)
39        cx.activate(true);
40        // Bind keys to some menu actions
41        cx.bind_keys([
42            KeyBinding::new("secondary-o", Open, None),
43            KeyBinding::new("secondary-c", Copy, None),
44            KeyBinding::new("secondary-v", Paste, None),
45        ]);
46        // Register the `quit` function so it can be referenced by the `MenuItem::action` in the menu bar
47        cx.on_action(quit);
48        // Add menu items
49        cx.set_menus(vec![
50            Menu {
51                name: "set_menus".into(),
52                items: vec![
53                    MenuItem::os_submenu("Services", SystemMenuType::Services),
54                    MenuItem::separator(),
55                    MenuItem::action("Quit", Quit),
56                ],
57            },
58            Menu {
59                name: "File".into(),
60                items: vec![MenuItem::action("Open", Open)],
61            },
62            Menu {
63                name: "Edit".into(),
64                items: vec![
65                    MenuItem::action("Copy", Copy),
66                    MenuItem::action("Paste", Paste),
67                ],
68            },
69        ]);
70        cx.open_window(WindowOptions::default(), |_, cx| {
71            cx.new(|cx| SetMenus {
72                focus_handle: cx.focus_handle(),
73            })
74        })
75        .unwrap();
76    });
77}
78
79// Associate actions using the `actions!` macro (or `Action` derive macro)
80actions!(set_menus, [Quit, Open, Copy, Paste]);
81
82// Define the quit function that is registered with the App
83fn quit(_: &Quit, cx: &mut App) {
84    println!("Gracefully quitting the application . . .");
85    cx.quit();
86}