src/gui/load.rs


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use gtk::glib;
use gtk::prelude::*;
use super::state::{View, ViewManager};
use std::rc::Rc;

use crate::index::Index;

pub struct Load {
    vm : Rc<ViewManager>
}

impl View for Load {
    fn name(&self) -> &str {
        "load"
    }

    fn set_vm(&mut self, vm : Rc<ViewManager>) {
        self.vm = vm
    }

    fn make_current(&self) -> Option<gtk::Box> {
        let vm = Rc::clone(&self.vm);
        glib::MainContext::default().spawn_local(async move {
            let dialog = gtk::FileChooserDialog::builder()
                .action(gtk::FileChooserAction::Open)
                .transient_for(vm.get_window())
                .title("Open Index File")
                .build();

            dialog.add_button("Choose", gtk::ResponseType::Accept);

            let _ = dialog.run_future().await;
            dialog.close();
            dialog.hide();

            if let Some(uri) = dialog.uri() {
                let splash = gtk::Window::new(gtk::WindowType::Popup);
                splash.set_type_hint(gtk::gdk::WindowTypeHint::Splashscreen);
                splash.set_decorated(false);
                splash.set_position(gtk::WindowPosition::Center);
                splash.set_resizable(false);
                splash.set_size_request(300, 200);
                splash.add(&gtk::Label::new(Some("Loading")));
                splash.show_all();
                let path = uri.trim_start_matches("file://").to_string();
                let index = Index::from_file(&path);
                vm.set_index(index);
                vm.set_current_view("search");
                splash.close();
            } else {
                vm.set_current_view("welcome");
            }
        });

        None
    }
}

impl Load {
    pub fn new() -> Self {
        Self { vm : Rc::new(ViewManager::empty()) }
    }
}