src/gui/mod.rs


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mod app;
mod calendar;
mod form;
mod update;
mod utils;

use gtk4 as gtk;

use gtk::gdk::Display;
use gtk::prelude::*;
use rusqlite::Connection;
use std::rc::Rc;

use app::App;

pub fn run(conn: Connection) {
    let conn = Rc::new(conn);
    let app = gtk::Application::new(Some("me.guyonvarch.calendar"), Default::default());
    app.connect_startup(|_| load_style());
    app.connect_activate(move |app| build_ui(conn.clone(), app));
    app.run();
}

fn build_ui(conn: Rc<Connection>, app: &gtk::Application) {
    let (tx, rx) = async_channel::unbounded();
    let app = App::new(conn, app, tx);
    utils::spawn(update::event_handler(rx, app))
}

fn load_style() {
    let provider = gtk::CssProvider::new();
    provider.load_from_data(include_bytes!("style.css"));
    gtk::StyleContext::add_provider_for_display(
        &Display::default().expect("Error initializing gtk css provider."),
        &provider,
        gtk::STYLE_PROVIDER_PRIORITY_APPLICATION,
    );
}