cacao/examples/browser/main.rs
2022-10-12 15:42:16 -04:00

148 lines
3.8 KiB
Rust

//! This example showcases setting up a basic application and window, setting up some views to
//! work with autolayout, and some basic ways to handle colors.
use cacao::notification_center::Dispatcher;
use cacao::webview::{WebView, WebViewConfig, WebViewDelegate};
use cacao::appkit::menu::{Menu, MenuItem};
use cacao::appkit::toolbar::Toolbar;
use cacao::appkit::window::{Window, WindowConfig, WindowDelegate, WindowToolbarStyle};
use cacao::appkit::{App, AppDelegate};
mod toolbar;
use toolbar::BrowserToolbar;
#[derive(Debug)]
pub enum Action {
Back,
Forwards,
Load(String)
}
impl Action {
pub fn dispatch(self) {
App::<BasicApp, Self>::dispatch_main(self);
}
}
struct BasicApp {
window: Window<AppWindow>
}
impl AppDelegate for BasicApp {
fn did_finish_launching(&self) {
App::set_menu(vec![
Menu::new("", vec![
MenuItem::Services,
MenuItem::Separator,
MenuItem::Hide,
MenuItem::HideOthers,
MenuItem::ShowAll,
MenuItem::Separator,
MenuItem::Quit,
]),
Menu::new("File", vec![MenuItem::CloseWindow]),
Menu::new("Edit", vec![
MenuItem::Undo,
MenuItem::Redo,
MenuItem::Separator,
MenuItem::Cut,
MenuItem::Copy,
MenuItem::Paste,
MenuItem::Separator,
MenuItem::SelectAll,
]),
Menu::new("View", vec![MenuItem::EnterFullScreen]),
Menu::new("Window", vec![
MenuItem::Minimize,
MenuItem::Zoom,
MenuItem::Separator,
MenuItem::new("Bring All to Front"),
]),
Menu::new("Help", vec![]),
]);
App::activate();
self.window.show();
}
}
impl Dispatcher for BasicApp {
type Message = Action;
fn on_ui_message(&self, message: Self::Message) {
let window = self.window.delegate.as_ref().unwrap();
let webview = &window.content;
match message {
Action::Back => {
webview.go_back();
},
Action::Forwards => {
webview.go_forward();
},
Action::Load(url) => {
window.load_url(&url);
}
}
}
}
#[derive(Default)]
pub struct WebViewInstance;
impl WebViewDelegate for WebViewInstance {
const NAME: &'static str = "BrowserWebViewDelegate";
}
struct AppWindow {
toolbar: Toolbar<BrowserToolbar>,
content: WebView<WebViewInstance>
}
impl AppWindow {
pub fn new() -> Self {
AppWindow {
toolbar: Toolbar::new("com.example.BrowserToolbar", BrowserToolbar::new()),
content: WebView::with(WebViewConfig::default(), WebViewInstance::default())
}
}
pub fn load_url(&self, url: &str) {
self.toolbar.delegate.as_ref().unwrap().set_url(url);
self.content.load_url(url);
}
}
impl WindowDelegate for AppWindow {
const NAME: &'static str = "WindowDelegate";
fn did_load(&mut self, window: Window) {
window.set_title("Browser Example");
window.set_autosave_name("CacaoBrowserExample");
window.set_minimum_content_size(400., 400.);
window.set_toolbar(&self.toolbar);
window.set_content_view(&self.content);
self.load_url("https://www.duckduckgo.com/");
}
}
fn main() {
App::new("com.test.window", BasicApp {
window: Window::with(
{
let mut config = WindowConfig::default();
// This flag is necessary for Big Sur to use the correct toolbar style.
config.toolbar_style = WindowToolbarStyle::Expanded;
config
},
AppWindow::new()
)
})
.run();
}