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use gtk::gdk::keys::constants::Return as RETURN;
use gtk::glib;
use gtk::prelude::*;
use super::state::{View, ViewManager};
use std::rc::Rc;
use std::thread;
pub struct Search {
vm : Rc<ViewManager>
}
impl View for Search {
fn name(&self) -> &str {
"search"
}
fn set_vm(&mut self, vm : Rc<ViewManager>) {
self.vm = vm
}
fn make_current(&self) -> Option<gtk::Box> {
let main = gtk::Box::new(gtk::Orientation::Vertical, 0);
let scroll = gtk::ScrolledWindow::new(gtk::Adjustment::NONE, gtk::Adjustment::NONE);
let search = gtk::SearchEntry::new();
let progress = gtk::ProgressBar::new();
search.set_widget_name("search_entry");
main.pack_start(&search, false, false, 0);
main.pack_start(&progress, false, false, 0);
let list = gtk::ListBox::new();
scroll.add(&list);
let empty_container = gtk::Box::new(gtk::Orientation::Vertical, 0);
let bt = include_bytes!("icon.svg");
let loader = gtk::gdk_pixbuf::PixbufLoader::new();
loader.write(bt).ok();
loader.set_size(200, 200);
loader.close().ok();
let pixbuf = loader.pixbuf().unwrap();
let image = gtk::Image::from_pixbuf(Some(&pixbuf));
empty_container.pack_start(&image, true, true, 0);
main.pack_start(&empty_container, true, true, 0);
let vm = Rc::clone(&self.vm);
search.connect_key_press_event(glib::clone!(
@strong scroll,
@strong list,
@weak progress,
@weak main,
@strong empty_container => @default-return gtk::Inhibit(false), move |entry, event| {
match event.keyval() {
RETURN => {
let query = entry.text().to_string();
if query.is_empty() {
main.remove(&scroll);
main.remove(&empty_container);
main.pack_start(&empty_container, true, true, 0);
return gtk::Inhibit(false);
}
let (tx, rx) = glib::MainContext::channel(glib::Priority::default());
let (status_tx, status_rx) = glib::MainContext::channel(glib::Priority::default());
let index = vm.get_index();
thread::spawn(move || {
let searchvec = crate::splitter::split_to_words(query);
let results = index.lock().unwrap().search(searchvec, |p| {
status_tx.send(p).ok();
});
tx.send(results).ok();
});
status_rx.attach(None, glib::clone!(
@weak progress => @default-return glib::Continue(true), move |p| {
progress.set_fraction(f64::from(p) / 100.0);
if p == 100 {
glib::Continue(false)
} else {
glib::Continue(true)
}
}));
rx.attach(None, glib::clone!(
@weak empty_container,
@weak progress,
@weak list,
@weak scroll => @default-return glib::Continue(false), move |results| {
main.remove(&scroll);
main.remove(&empty_container);
progress.set_fraction(0.0);
if results.is_empty() {
main.pack_start(&empty_container, true, true, 0);
return glib::Continue(false);
} else {
for child in list.children() {
list.remove(&child);
}
for result in results.iter().rev().take(1000) {
let entry = gtk::Box::new(gtk::Orientation::Horizontal, 0);
entry.set_margin(10);
let path_label = gtk::Label::new(Some(&result.path));
path_label.set_justify(gtk::Justification::Left);
entry.pack_start(&path_label, false, false, 10);
list.prepend(&entry)
}
main.pack_start(&scroll, true, true, 0);
}
main.show_all();
glib::Continue(false)
}));
}
_ => {}
}
gtk::Inhibit(false)
}));
Some(main)
}
}
impl Search {
pub fn new() -> Self {
Self { vm : Rc::new(ViewManager::empty()) }
}
}
|
